From 2e56e34d0d9cbce595e288676bc7eaadcebcd6e1 Mon Sep 17 00:00:00 2001 From: Colin Ian King Date: Wed, 28 Feb 2024 09:20:42 +0000 Subject: drm/i915/dp: Fix spelling mistake "redect" -> "reject" There is a spelling mistake in a drm_dbg_kms message. Fix it. Signed-off-by: Colin Ian King Link: https://patchwork.freedesktop.org/patch/msgid/20240228092042.4125617-1-colin.i.king@gmail.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_dp_tunnel.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp_tunnel.c b/drivers/gpu/drm/i915/display/intel_dp_tunnel.c index 75d76f91ecbd..6503abdc2b98 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_tunnel.c +++ b/drivers/gpu/drm/i915/display/intel_dp_tunnel.c @@ -348,7 +348,7 @@ void intel_dp_tunnel_resume(struct intel_dp *intel_dp, out_err: drm_dbg_kms(&i915->drm, - "[DPTUN %s][CONNECTOR:%d:%s][ENCODER:%d:%s] Tunnel can't be resumed, will drop and redect it (err %pe)\n", + "[DPTUN %s][CONNECTOR:%d:%s][ENCODER:%d:%s] Tunnel can't be resumed, will drop and reject it (err %pe)\n", drm_dp_tunnel_name(intel_dp->tunnel), connector->base.base.id, connector->base.name, encoder->base.base.id, encoder->base.name, -- cgit From 669cf07d83a95310b565dfd59347013013107a73 Mon Sep 17 00:00:00 2001 From: Gustavo Sousa Date: Wed, 14 Feb 2024 17:27:20 -0300 Subject: drm/i915/cdclk: Rename intel_cdclk_needs_modeset to intel_cdclk_clock_changed MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Looks like the name and description of intel_cdclk_needs_modeset() became inaccurate as of commit 59f9e9cab3a1 ("drm/i915: Skip modeset for cdclk changes if possible"), when it became possible to update the cdclk without requiring disabling the pipes when only changing the cd2x divider was enough. Later on we also added the same type of support with squash and crawling with commit 25e0e5ae5610 ("drm/i915/display: Do both crawl and squash when changing cdclk"), commit d4a23930490d ("drm/i915: Allow cdclk squasher to be reconfigured live") and commit d62686ba3b54 ("drm/i915/adl_p: CDCLK crawl support for ADL"). As such, update that function's name and documentation to something more appropriate, since the real checks for requiring modeset are done elsewhere. v2: - Rename to intel_cdclk_clock_changed instead of intel_cdclk_params_changed. (Ville) Cc: Ville Syrjälä Signed-off-by: Gustavo Sousa Reviewed-by: Ville Syrjälä Signed-off-by: Matt Roper Link: https://patchwork.freedesktop.org/patch/msgid/20240214202719.298407-2-gustavo.sousa@intel.com --- drivers/gpu/drm/i915/display/intel_cdclk.c | 13 ++++++------- drivers/gpu/drm/i915/display/intel_cdclk.h | 2 +- drivers/gpu/drm/i915/display/intel_display_power_well.c | 2 +- 3 files changed, 8 insertions(+), 9 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_cdclk.c b/drivers/gpu/drm/i915/display/intel_cdclk.c index ed89b86ea625..77a25caacc16 100644 --- a/drivers/gpu/drm/i915/display/intel_cdclk.c +++ b/drivers/gpu/drm/i915/display/intel_cdclk.c @@ -2260,16 +2260,15 @@ static bool intel_cdclk_can_squash(struct drm_i915_private *dev_priv, } /** - * intel_cdclk_needs_modeset - Determine if changong between the CDCLK - * configurations requires a modeset on all pipes + * intel_cdclk_clock_changed - Check whether the clock changed * @a: first CDCLK configuration * @b: second CDCLK configuration * * Returns: - * True if changing between the two CDCLK configurations - * requires all pipes to be off, false if not. + * True if CDCLK changed in a way that requires re-programming and + * False otherwise. */ -bool intel_cdclk_needs_modeset(const struct intel_cdclk_config *a, +bool intel_cdclk_clock_changed(const struct intel_cdclk_config *a, const struct intel_cdclk_config *b) { return a->cdclk != b->cdclk || @@ -2322,7 +2321,7 @@ static bool intel_cdclk_can_cd2x_update(struct drm_i915_private *dev_priv, static bool intel_cdclk_changed(const struct intel_cdclk_config *a, const struct intel_cdclk_config *b) { - return intel_cdclk_needs_modeset(a, b) || + return intel_cdclk_clock_changed(a, b) || a->voltage_level != b->voltage_level; } @@ -3229,7 +3228,7 @@ int intel_modeset_calc_cdclk(struct intel_atomic_state *state) drm_dbg_kms(&dev_priv->drm, "Can change cdclk cd2x divider with pipe %c active\n", pipe_name(pipe)); - } else if (intel_cdclk_needs_modeset(&old_cdclk_state->actual, + } else if (intel_cdclk_clock_changed(&old_cdclk_state->actual, &new_cdclk_state->actual)) { /* All pipes must be switched off while we change the cdclk. */ ret = intel_modeset_all_pipes_late(state, "CDCLK change"); diff --git a/drivers/gpu/drm/i915/display/intel_cdclk.h b/drivers/gpu/drm/i915/display/intel_cdclk.h index 48fd7d39e0cd..fa301495e7f1 100644 --- a/drivers/gpu/drm/i915/display/intel_cdclk.h +++ b/drivers/gpu/drm/i915/display/intel_cdclk.h @@ -60,7 +60,7 @@ void intel_init_cdclk_hooks(struct drm_i915_private *dev_priv); void intel_update_max_cdclk(struct drm_i915_private *dev_priv); void intel_update_cdclk(struct drm_i915_private *dev_priv); u32 intel_read_rawclk(struct drm_i915_private *dev_priv); -bool intel_cdclk_needs_modeset(const struct intel_cdclk_config *a, +bool intel_cdclk_clock_changed(const struct intel_cdclk_config *a, const struct intel_cdclk_config *b); void intel_set_cdclk_pre_plane_update(struct intel_atomic_state *state); void intel_set_cdclk_post_plane_update(struct intel_atomic_state *state); diff --git a/drivers/gpu/drm/i915/display/intel_display_power_well.c b/drivers/gpu/drm/i915/display/intel_display_power_well.c index 47cd6bb04366..c4d48498e977 100644 --- a/drivers/gpu/drm/i915/display/intel_display_power_well.c +++ b/drivers/gpu/drm/i915/display/intel_display_power_well.c @@ -968,7 +968,7 @@ void gen9_disable_dc_states(struct drm_i915_private *dev_priv) intel_cdclk_get_cdclk(dev_priv, &cdclk_config); /* Can't read out voltage_level so can't use intel_cdclk_changed() */ drm_WARN_ON(&dev_priv->drm, - intel_cdclk_needs_modeset(&dev_priv->display.cdclk.hw, + intel_cdclk_clock_changed(&dev_priv->display.cdclk.hw, &cdclk_config)); gen9_assert_dbuf_enabled(dev_priv); -- cgit From f6e4fe152dc65c6c8eb72b40cdfa33c62b8a53a6 Mon Sep 17 00:00:00 2001 From: Gustavo Sousa Date: Wed, 21 Feb 2024 15:51:32 -0300 Subject: drm/i915/cdclk: Document CDCLK components MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Improve documentation by giving an overview of the components involved in the generation of the CDCLK. v2: Fix htmldoc error because of missing blank line at the start of bulleted list. Reviewed-by: Ville Syrjälä Signed-off-by: Gustavo Sousa Signed-off-by: Matt Roper Link: https://patchwork.freedesktop.org/patch/msgid/20240221185131.287302-2-gustavo.sousa@intel.com --- drivers/gpu/drm/i915/display/intel_cdclk.c | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) diff --git a/drivers/gpu/drm/i915/display/intel_cdclk.c b/drivers/gpu/drm/i915/display/intel_cdclk.c index 77a25caacc16..22473c55b899 100644 --- a/drivers/gpu/drm/i915/display/intel_cdclk.c +++ b/drivers/gpu/drm/i915/display/intel_cdclk.c @@ -63,6 +63,32 @@ * DMC will not change the active CDCLK frequency however, so that part * will still be performed by the driver directly. * + * There are multiple components involved in the generation of the CDCLK + * frequency: + * + * - We have the CDCLK PLL, which generates an output clock based on a + * reference clock and a ratio parameter. + * - The CD2X Divider, which divides the output of the PLL based on a + * divisor selected from a set of pre-defined choices. + * - The CD2X Squasher, which further divides the output based on a + * waveform represented as a sequence of bits where each zero + * "squashes out" a clock cycle. + * - And, finally, a fixed divider that divides the output frequency by 2. + * + * As such, the resulting CDCLK frequency can be calculated with the + * following formula: + * + * cdclk = vco / cd2x_div / (sq_len / sq_div) / 2 + * + * , where vco is the frequency generated by the PLL; cd2x_div + * represents the CD2X Divider; sq_len and sq_div are the bit length + * and the number of high bits for the CD2X Squasher waveform, respectively; + * and 2 represents the fixed divider. + * + * Note that some older platforms do not contain the CD2X Divider + * and/or CD2X Squasher, in which case we can ignore their respective + * factors in the formula above. + * * Several methods exist to change the CDCLK frequency, which ones are * supported depends on the platform: * -- cgit From 5216ec0eeaee781ae74b79e91a270ea1873cabf5 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Mon, 26 Feb 2024 19:58:52 +0200 Subject: drm/i915/bios: bump expected child device size MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit VBT versions since 256 have an extra byte for EFP index. v2: Update BUILD_BUG_ON() (Matt) Reviewed-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240226175854.287871-1-jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_bios.c | 6 ++++-- drivers/gpu/drm/i915/display/intel_vbt_defs.h | 1 + 2 files changed, 5 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_bios.c b/drivers/gpu/drm/i915/display/intel_bios.c index fe52c06271ef..f967ab406e35 100644 --- a/drivers/gpu/drm/i915/display/intel_bios.c +++ b/drivers/gpu/drm/i915/display/intel_bios.c @@ -2740,11 +2740,13 @@ parse_general_definitions(struct drm_i915_private *i915) expected_size = 37; } else if (i915->display.vbt.version <= 215) { expected_size = 38; - } else if (i915->display.vbt.version <= 250) { + } else if (i915->display.vbt.version <= 255) { expected_size = 39; + } else if (i915->display.vbt.version <= 256) { + expected_size = 40; } else { expected_size = sizeof(*child); - BUILD_BUG_ON(sizeof(*child) < 39); + BUILD_BUG_ON(sizeof(*child) < 40); drm_dbg(&i915->drm, "Expected child device config size for VBT version %u not known; assuming %u\n", i915->display.vbt.version, expected_size); diff --git a/drivers/gpu/drm/i915/display/intel_vbt_defs.h b/drivers/gpu/drm/i915/display/intel_vbt_defs.h index a9f44abfc9fc..648934fcd123 100644 --- a/drivers/gpu/drm/i915/display/intel_vbt_defs.h +++ b/drivers/gpu/drm/i915/display/intel_vbt_defs.h @@ -485,6 +485,7 @@ struct child_device_config { u8 hdmi_iboost_level:4; /* 196+ */ u8 dp_max_link_rate:3; /* 216+ */ u8 dp_max_link_rate_reserved:5; /* 216+ */ + u8 efp_index; /* 256+ */ } __packed; struct bdb_general_definitions { -- cgit From e396a06eb90a2efcb26321e45bfbf7fc5fe44cfd Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Mon, 26 Feb 2024 19:58:53 +0200 Subject: drm/i915/bios: abstract child device size check MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Separate the child device size check to a separate function for clarity. No functional changes. Reviewed-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240226175854.287871-2-jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_bios.c | 79 +++++++++++++++++-------------- 1 file changed, 44 insertions(+), 35 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_bios.c b/drivers/gpu/drm/i915/display/intel_bios.c index f967ab406e35..c0f41bd1f946 100644 --- a/drivers/gpu/drm/i915/display/intel_bios.c +++ b/drivers/gpu/drm/i915/display/intel_bios.c @@ -2699,6 +2699,49 @@ static void parse_ddi_ports(struct drm_i915_private *i915) print_ddi_port(devdata); } +static bool child_device_size_valid(struct drm_i915_private *i915, int size) +{ + int expected_size; + + if (i915->display.vbt.version < 106) { + expected_size = 22; + } else if (i915->display.vbt.version < 111) { + expected_size = 27; + } else if (i915->display.vbt.version < 195) { + expected_size = LEGACY_CHILD_DEVICE_CONFIG_SIZE; + } else if (i915->display.vbt.version == 195) { + expected_size = 37; + } else if (i915->display.vbt.version <= 215) { + expected_size = 38; + } else if (i915->display.vbt.version <= 255) { + expected_size = 39; + } else if (i915->display.vbt.version <= 256) { + expected_size = 40; + } else { + expected_size = sizeof(struct child_device_config); + BUILD_BUG_ON(sizeof(struct child_device_config) < 40); + drm_dbg(&i915->drm, + "Expected child device config size for VBT version %u not known; assuming %d\n", + i915->display.vbt.version, expected_size); + } + + /* Flag an error for unexpected size, but continue anyway. */ + if (size != expected_size) + drm_err(&i915->drm, + "Unexpected child device config size %d (expected %d for VBT version %u)\n", + size, expected_size, i915->display.vbt.version); + + /* The legacy sized child device config is the minimum we need. */ + if (size < LEGACY_CHILD_DEVICE_CONFIG_SIZE) { + drm_dbg_kms(&i915->drm, + "Child device config size %d is too small.\n", + size); + return false; + } + + return true; +} + static void parse_general_definitions(struct drm_i915_private *i915) { @@ -2706,7 +2749,6 @@ parse_general_definitions(struct drm_i915_private *i915) struct intel_bios_encoder_data *devdata; const struct child_device_config *child; int i, child_device_num; - u8 expected_size; u16 block_size; int bus_pin; @@ -2730,41 +2772,8 @@ parse_general_definitions(struct drm_i915_private *i915) if (intel_gmbus_is_valid_pin(i915, bus_pin)) i915->display.vbt.crt_ddc_pin = bus_pin; - if (i915->display.vbt.version < 106) { - expected_size = 22; - } else if (i915->display.vbt.version < 111) { - expected_size = 27; - } else if (i915->display.vbt.version < 195) { - expected_size = LEGACY_CHILD_DEVICE_CONFIG_SIZE; - } else if (i915->display.vbt.version == 195) { - expected_size = 37; - } else if (i915->display.vbt.version <= 215) { - expected_size = 38; - } else if (i915->display.vbt.version <= 255) { - expected_size = 39; - } else if (i915->display.vbt.version <= 256) { - expected_size = 40; - } else { - expected_size = sizeof(*child); - BUILD_BUG_ON(sizeof(*child) < 40); - drm_dbg(&i915->drm, - "Expected child device config size for VBT version %u not known; assuming %u\n", - i915->display.vbt.version, expected_size); - } - - /* Flag an error for unexpected size, but continue anyway. */ - if (defs->child_dev_size != expected_size) - drm_err(&i915->drm, - "Unexpected child device config size %u (expected %u for VBT version %u)\n", - defs->child_dev_size, expected_size, i915->display.vbt.version); - - /* The legacy sized child device config is the minimum we need. */ - if (defs->child_dev_size < LEGACY_CHILD_DEVICE_CONFIG_SIZE) { - drm_dbg_kms(&i915->drm, - "Child device config size %u is too small.\n", - defs->child_dev_size); + if (!child_device_size_valid(i915, defs->child_dev_size)) return; - } /* get the number of child device */ child_device_num = (block_size - sizeof(*defs)) / defs->child_dev_size; -- cgit From a1789b3f5dd5f5e9e4ab8f3b28f0802622a02d2d Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Mon, 26 Feb 2024 19:58:54 +0200 Subject: drm/i915/bios: abstract child device expected size MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Add a function to return the expected child device size. Flip the if ladder around and use the same versions as in documentation to make it easier to verify. Return an error for unknown versions. No functional changes. v2: Move BUILD_BUG_ON() next to the expected sizes Reviewed-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240226175854.287871-3-jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_bios.c | 40 ++++++++++++++++++------------- 1 file changed, 24 insertions(+), 16 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_bios.c b/drivers/gpu/drm/i915/display/intel_bios.c index c0f41bd1f946..343726de9aa7 100644 --- a/drivers/gpu/drm/i915/display/intel_bios.c +++ b/drivers/gpu/drm/i915/display/intel_bios.c @@ -2699,27 +2699,35 @@ static void parse_ddi_ports(struct drm_i915_private *i915) print_ddi_port(devdata); } +static int child_device_expected_size(u16 version) +{ + BUILD_BUG_ON(sizeof(struct child_device_config) < 40); + + if (version > 256) + return -ENOENT; + else if (version >= 256) + return 40; + else if (version >= 216) + return 39; + else if (version >= 196) + return 38; + else if (version >= 195) + return 37; + else if (version >= 111) + return LEGACY_CHILD_DEVICE_CONFIG_SIZE; + else if (version >= 106) + return 27; + else + return 22; +} + static bool child_device_size_valid(struct drm_i915_private *i915, int size) { int expected_size; - if (i915->display.vbt.version < 106) { - expected_size = 22; - } else if (i915->display.vbt.version < 111) { - expected_size = 27; - } else if (i915->display.vbt.version < 195) { - expected_size = LEGACY_CHILD_DEVICE_CONFIG_SIZE; - } else if (i915->display.vbt.version == 195) { - expected_size = 37; - } else if (i915->display.vbt.version <= 215) { - expected_size = 38; - } else if (i915->display.vbt.version <= 255) { - expected_size = 39; - } else if (i915->display.vbt.version <= 256) { - expected_size = 40; - } else { + expected_size = child_device_expected_size(i915->display.vbt.version); + if (expected_size < 0) { expected_size = sizeof(struct child_device_config); - BUILD_BUG_ON(sizeof(struct child_device_config) < 40); drm_dbg(&i915->drm, "Expected child device config size for VBT version %u not known; assuming %d\n", i915->display.vbt.version, expected_size); -- cgit From 379b63e7e6824eeb74983ffdbab188178b2d55f5 Mon Sep 17 00:00:00 2001 From: Christophe JAILLET Date: Fri, 23 Feb 2024 18:09:28 +0100 Subject: drm/i915/display: Save a few bytes of memory in intel_backlight_device_register() 'name' may still be "intel_backlight" when backlight_device_register() is called. In such a case, using kstrdup_const() saves a memory duplication when dev_set_name() is called in backlight_device_register(). Use kfree_const() accordingly. Signed-off-by: Christophe JAILLET Reviewed-by: Jani Nikula Link: https://patchwork.freedesktop.org/patch/msgid/ecfdb3af5005e05131e2fb93fd870830f39a8c29.1708708142.git.christophe.jaillet@wanadoo.fr Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_backlight.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_backlight.c b/drivers/gpu/drm/i915/display/intel_backlight.c index 1946d7fb3c2e..9e4a9d4f1585 100644 --- a/drivers/gpu/drm/i915/display/intel_backlight.c +++ b/drivers/gpu/drm/i915/display/intel_backlight.c @@ -949,7 +949,7 @@ int intel_backlight_device_register(struct intel_connector *connector) else props.power = FB_BLANK_POWERDOWN; - name = kstrdup("intel_backlight", GFP_KERNEL); + name = kstrdup_const("intel_backlight", GFP_KERNEL); if (!name) return -ENOMEM; @@ -963,7 +963,7 @@ int intel_backlight_device_register(struct intel_connector *connector) * compatibility. Use unique names for subsequent backlight devices as a * fallback when the default name already exists. */ - kfree(name); + kfree_const(name); name = kasprintf(GFP_KERNEL, "card%d-%s-backlight", i915->drm.primary->index, connector->base.name); if (!name) @@ -987,7 +987,7 @@ int intel_backlight_device_register(struct intel_connector *connector) connector->base.base.id, connector->base.name, name); out: - kfree(name); + kfree_const(name); return ret; } -- cgit From 6a8c66bf0e565c34ad0a18f820e0bb17951f7f91 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Fri, 23 Feb 2024 22:32:15 +0200 Subject: drm/i915: Don't explode when the dig port we don't have an AUX CH MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The icl+ power well code currently assumes that every AUX power well maps to an encoder which is using said power well. That is by no menas guaranteed as we: - only register encoders for ports declared in the VBT - combo PHY HDMI-only encoder no longer get an AUX CH since commit 9856308c94ca ("drm/i915: Only populate aux_ch if really needed") However we have places such as intel_power_domains_sanitize_state() that blindly traverse all the possible power wells. So these bits of code may very well encounbter an aux power well with no associated encoder. In this particular case the BIOS seems to have left one AUX power well enabled even though we're dealing with a HDMI only encoder on a combo PHY. We then proceed to turn off said power well and explode when we can't find a matching encoder. As a short term fix we should be able to just skip the PHY related parts of the power well programming since we know this situation can only happen with combo PHYs. Another option might be to go back to always picking an AUX CH for all encoders. However I'm a bit wary about that since we might in theory end up conflicting with the VBT AUX CH assignment. Also that wouldn't help with encoders not declared in the VBT, should we ever need to poke the corresponding power wells. Longer term we need to figure out what the actual relationship is between the PHY vs. AUX CH vs. AUX power well. Currently this is entirely unclear. Cc: stable@vger.kernel.org Fixes: 9856308c94ca ("drm/i915: Only populate aux_ch if really needed") Closes: https://gitlab.freedesktop.org/drm/intel/-/issues/10184 Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240223203216.15210-1-ville.syrjala@linux.intel.com Reviewed-by: Imre Deak --- drivers/gpu/drm/i915/display/intel_display_power_well.c | 17 ++++++++++++++--- 1 file changed, 14 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display_power_well.c b/drivers/gpu/drm/i915/display/intel_display_power_well.c index c4d48498e977..949ae06ad727 100644 --- a/drivers/gpu/drm/i915/display/intel_display_power_well.c +++ b/drivers/gpu/drm/i915/display/intel_display_power_well.c @@ -246,7 +246,14 @@ static enum phy icl_aux_pw_to_phy(struct drm_i915_private *i915, enum aux_ch aux_ch = icl_aux_pw_to_ch(power_well); struct intel_digital_port *dig_port = aux_ch_to_digital_port(i915, aux_ch); - return intel_port_to_phy(i915, dig_port->base.port); + /* + * FIXME should we care about the (VBT defined) dig_port->aux_ch + * relationship or should this be purely defined by the hardware layout? + * Currently if the port doesn't appear in the VBT, or if it's declared + * as HDMI-only and routed to a combo PHY, the encoder either won't be + * present at all or it will not have an aux_ch assigned. + */ + return dig_port ? intel_port_to_phy(i915, dig_port->base.port) : PHY_NONE; } static void hsw_wait_for_power_well_enable(struct drm_i915_private *dev_priv, @@ -414,7 +421,8 @@ icl_combo_phy_aux_power_well_enable(struct drm_i915_private *dev_priv, intel_de_rmw(dev_priv, regs->driver, 0, HSW_PWR_WELL_CTL_REQ(pw_idx)); - if (DISPLAY_VER(dev_priv) < 12) + /* FIXME this is a mess */ + if (phy != PHY_NONE) intel_de_rmw(dev_priv, ICL_PORT_CL_DW12(phy), 0, ICL_LANE_ENABLE_AUX); @@ -437,7 +445,10 @@ icl_combo_phy_aux_power_well_disable(struct drm_i915_private *dev_priv, drm_WARN_ON(&dev_priv->drm, !IS_ICELAKE(dev_priv)); - intel_de_rmw(dev_priv, ICL_PORT_CL_DW12(phy), ICL_LANE_ENABLE_AUX, 0); + /* FIXME this is a mess */ + if (phy != PHY_NONE) + intel_de_rmw(dev_priv, ICL_PORT_CL_DW12(phy), + ICL_LANE_ENABLE_AUX, 0); intel_de_rmw(dev_priv, regs->driver, HSW_PWR_WELL_CTL_REQ(pw_idx), 0); -- cgit From 12531c8c0a37c83493237c8191ebed2896ef0017 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Fri, 23 Feb 2024 22:32:16 +0200 Subject: drm/i915: Simplify aux_ch_to_digital_port() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Just return the correct thing from within the loop to make the code more readable. We have no ref counts/etc. to deal with here so no point in breaking from the loop just to return something. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240223203216.15210-2-ville.syrjala@linux.intel.com Reviewed-by: Imre Deak --- drivers/gpu/drm/i915/display/intel_display_power_well.c | 15 +++++---------- 1 file changed, 5 insertions(+), 10 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display_power_well.c b/drivers/gpu/drm/i915/display/intel_display_power_well.c index 949ae06ad727..c20e80aded35 100644 --- a/drivers/gpu/drm/i915/display/intel_display_power_well.c +++ b/drivers/gpu/drm/i915/display/intel_display_power_well.c @@ -217,27 +217,22 @@ static struct intel_digital_port * aux_ch_to_digital_port(struct drm_i915_private *dev_priv, enum aux_ch aux_ch) { - struct intel_digital_port *dig_port = NULL; struct intel_encoder *encoder; for_each_intel_encoder(&dev_priv->drm, encoder) { + struct intel_digital_port *dig_port; + /* We'll check the MST primary port */ if (encoder->type == INTEL_OUTPUT_DP_MST) continue; dig_port = enc_to_dig_port(encoder); - if (!dig_port) - continue; - - if (dig_port->aux_ch != aux_ch) { - dig_port = NULL; - continue; - } - break; + if (dig_port && dig_port->aux_ch == aux_ch) + return dig_port; } - return dig_port; + return NULL; } static enum phy icl_aux_pw_to_phy(struct drm_i915_private *i915, -- cgit From 1cca19bf296fae0636a637b48d195ac6b4d430c9 Mon Sep 17 00:00:00 2001 From: Animesh Manna Date: Thu, 29 Feb 2024 10:07:16 +0530 Subject: drm/i915/panelreplay: Move out psr_init_dpcd() from init_connector() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Move psr_init_dpcd() from init-connector to connector-detect function. The dpcd probe for checking panel replay capability for external dp connector is causing delay during boot which can be optimized by moving dpcd probe to connector specific detect(). v1: Initial version. v2: Add details in commit description. [Jani] Suggested-by: Ville Syrjälä Closes: https://gitlab.freedesktop.org/drm/intel/-/issues/10284 Signed-off-by: Animesh Manna Fixes: cceeaa312d39 ("drm/i915/panelreplay: Enable panel replay dpcd initialization for DP") Reviewed-by: Jani Nikula Link: https://patchwork.freedesktop.org/patch/msgid/20240229043716.4065760-1-animesh.manna@intel.com --- drivers/gpu/drm/i915/display/intel_dp.c | 3 +++ drivers/gpu/drm/i915/display/intel_psr.c | 3 --- 2 files changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index 523a6d68a52c..795907a27c1e 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -5777,6 +5777,9 @@ intel_dp_detect(struct drm_connector *connector, if (ret == 1) intel_connector->base.epoch_counter++; + if (!intel_dp_is_edp(intel_dp)) + intel_psr_init_dpcd(intel_dp); + intel_dp_detect_dsc_caps(intel_dp, intel_connector); intel_dp_configure_mst(intel_dp); diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c index 72cadad09db5..6927785fd6ff 100644 --- a/drivers/gpu/drm/i915/display/intel_psr.c +++ b/drivers/gpu/drm/i915/display/intel_psr.c @@ -2883,9 +2883,6 @@ void intel_psr_init(struct intel_dp *intel_dp) if (!(HAS_PSR(dev_priv) || HAS_DP20(dev_priv))) return; - if (!intel_dp_is_edp(intel_dp)) - intel_psr_init_dpcd(intel_dp); - /* * HSW spec explicitly says PSR is tied to port A. * BDW+ platforms have a instance of PSR registers per transcoder but -- cgit From d10612f8303fab350d82f8b7d5793683af50ee3c Mon Sep 17 00:00:00 2001 From: Nirmoy Das Date: Thu, 29 Feb 2024 14:29:18 +0100 Subject: drm/i915: Add missing doc for drm_i915_reset_stats Add missing doc for struct drm_i915_reset_stats. Cc: Andi Shyti Signed-off-by: Nirmoy Das Reviewed-by: Andi Shyti Link: https://patchwork.freedesktop.org/patch/msgid/20240229132918.10205-1-nirmoy.das@intel.com --- include/uapi/drm/i915_drm.h | 16 +++++++++++++--- 1 file changed, 13 insertions(+), 3 deletions(-) diff --git a/include/uapi/drm/i915_drm.h b/include/uapi/drm/i915_drm.h index bd87386a8243..fb195d3b3e9f 100644 --- a/include/uapi/drm/i915_drm.h +++ b/include/uapi/drm/i915_drm.h @@ -2623,19 +2623,29 @@ struct drm_i915_reg_read { * */ +/* + * struct drm_i915_reset_stats - Return global reset and other context stats + * + * Driver keeps few stats for each contexts and also global reset count. + * This struct can be used to query those stats. + */ struct drm_i915_reset_stats { + /** @ctx_id: ID of the requested context */ __u32 ctx_id; + + /** @flags: MBZ */ __u32 flags; - /* All resets since boot/module reload, for all contexts */ + /** @reset_count: All resets since boot/module reload, for all contexts */ __u32 reset_count; - /* Number of batches lost when active in GPU, for this context */ + /** @batch_active: Number of batches lost when active in GPU, for this context */ __u32 batch_active; - /* Number of batches lost pending for execution, for this context */ + /** @batch_pending: Number of batches lost pending for execution, for this context */ __u32 batch_pending; + /** @pad: MBZ */ __u32 pad; }; -- cgit From 711c487ca4b94582e6ce2f301c62801646f28749 Mon Sep 17 00:00:00 2001 From: Arthur Grillo Date: Sat, 25 Mar 2023 14:27:19 -0300 Subject: drm/i915/overlay: Remove redundant drm_rect_visible() use MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The drm_rect_intersect() already returns if the intersection is visible or not, so the use of drm_rect_visible() is duplicate. Signed-off-by: Arthur Grillo Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20230325172719.92102-1-arthurgrillo@riseup.net --- drivers/gpu/drm/i915/display/intel_overlay.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_overlay.c b/drivers/gpu/drm/i915/display/intel_overlay.c index 2b1392d5a902..1c2099ed5514 100644 --- a/drivers/gpu/drm/i915/display/intel_overlay.c +++ b/drivers/gpu/drm/i915/display/intel_overlay.c @@ -972,10 +972,11 @@ static int check_overlay_dst(struct intel_overlay *overlay, rec->dst_width, rec->dst_height); clipped = req; - drm_rect_intersect(&clipped, &crtc_state->pipe_src); - if (!drm_rect_visible(&clipped) || - !drm_rect_equals(&clipped, &req)) + if (!drm_rect_intersect(&clipped, &crtc_state->pipe_src)) + return -EINVAL; + + if (!drm_rect_equals(&clipped, &req)) return -EINVAL; return 0; -- cgit From a0d1cf479c5b2d93fbe18a8d675105d1d24f1360 Mon Sep 17 00:00:00 2001 From: Imre Deak Date: Wed, 28 Feb 2024 18:46:36 +0200 Subject: drm/dp: Fix documentation of DP tunnel functions MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Fix the documentation issues below, also reported by 'make htmldocs': drivers/gpu/drm/display/drm_dp_tunnel.c:447: warning: Function parameter or struct member 'tunnel' not described in 'drm_dp_tunnel_put' drivers/gpu/drm/display/drm_dp_tunnel.c:447: warning: Function parameter or struct member 'tracker' not described in 'drm_dp_tunnel_put' drivers/gpu/drm/display/drm_dp_tunnel.c:1185: warning: expecting prototype for drm_dp_tunnel_atomic_get_allocated_bw(). Prototype was for drm_dp_tunnel_get_allocated_bw() instead drivers/gpu/drm/display/drm_dp_tunnel.c:1903: warning: Function parameter or struct member 'max_group_count' not described in 'drm_dp_tunnel_mgr_create' Fixes: 295654f7e554 ("drm/dp: Add support for DP tunneling") Reported-by: kernel test robot Reviewed-by: Ville Syrjälä Signed-off-by: Imre Deak Link: https://patchwork.freedesktop.org/patch/msgid/20240228164636.1540903-1-imre.deak@intel.com --- drivers/gpu/drm/display/drm_dp_tunnel.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/display/drm_dp_tunnel.c b/drivers/gpu/drm/display/drm_dp_tunnel.c index 120e0de674c1..017f1d4c6341 100644 --- a/drivers/gpu/drm/display/drm_dp_tunnel.c +++ b/drivers/gpu/drm/display/drm_dp_tunnel.c @@ -436,8 +436,8 @@ EXPORT_SYMBOL(drm_dp_tunnel_get); /** * drm_dp_tunnel_put - Put a reference for a DP tunnel - * @tunnel - Tunnel object - * @tracker - Debug tracker for the reference + * @tunnel: Tunnel object + * @tracker: Debug tracker for the reference * * Put a reference for @tunnel along with its debug *@tracker, which * was obtained with drm_dp_tunnel_get(). @@ -1170,7 +1170,7 @@ int drm_dp_tunnel_alloc_bw(struct drm_dp_tunnel *tunnel, int bw) EXPORT_SYMBOL(drm_dp_tunnel_alloc_bw); /** - * drm_dp_tunnel_atomic_get_allocated_bw - Get the BW allocated for a DP tunnel + * drm_dp_tunnel_get_allocated_bw - Get the BW allocated for a DP tunnel * @tunnel: Tunnel object * * Get the current BW allocated for @tunnel. After the tunnel is created / @@ -1892,6 +1892,7 @@ static void destroy_mgr(struct drm_dp_tunnel_mgr *mgr) /** * drm_dp_tunnel_mgr_create - Create a DP tunnel manager * @dev: DRM device object + * @max_group_count: Maximum number of tunnel groups * * Creates a DP tunnel manager for @dev. * -- cgit From a62e145981500996ea76af3d740ce0c0d74c5be0 Mon Sep 17 00:00:00 2001 From: Imre Deak Date: Mon, 5 Feb 2024 15:26:31 +0200 Subject: drm/i915/dp: Fix connector DSC HW state readout The DSC HW state of DP connectors is read out during driver loading and system resume in intel_modeset_update_connector_atomic_state(). This function is called for all connectors though and so the state of DSI connectors will also get updated incorrectly, triggering a WARN there wrt. the DSC decompression AUX device. Fix the above by moving the DSC state readout to a new DP connector specific sync_state() hook. This is anyway the logical place to update the connector object's state vs. the connector's atomic state. Fixes: b2608c6b3212 ("drm/i915/dp_mst: Enable MST DSC decompression for all streams") Reported-and-tested-by: Drew Davenport Closes: https://lore.kernel.org/all/Zb0q8IDVXS0HxJyj@chromium.org Reviewed-by: Ankit Nautiyal Signed-off-by: Imre Deak Link: https://patchwork.freedesktop.org/patch/msgid/20240205132631.1588577-1-imre.deak@intel.com --- drivers/gpu/drm/i915/display/intel_display_types.h | 7 +++++++ drivers/gpu/drm/i915/display/intel_dp.c | 13 +++++++++++++ drivers/gpu/drm/i915/display/intel_dp.h | 2 ++ drivers/gpu/drm/i915/display/intel_dp_mst.c | 1 + drivers/gpu/drm/i915/display/intel_modeset_setup.c | 13 ++++++------- 5 files changed, 29 insertions(+), 7 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display_types.h b/drivers/gpu/drm/i915/display/intel_display_types.h index 860e867586f4..e67cd5b02e84 100644 --- a/drivers/gpu/drm/i915/display/intel_display_types.h +++ b/drivers/gpu/drm/i915/display/intel_display_types.h @@ -613,6 +613,13 @@ struct intel_connector { * and active (i.e. dpms ON state). */ bool (*get_hw_state)(struct intel_connector *); + /* + * Optional hook called during init/resume to sync any state + * stored in the connector (eg. DSC state) wrt. the HW state. + */ + void (*sync_state)(struct intel_connector *connector, + const struct intel_crtc_state *crtc_state); + /* Panel info for eDP and LVDS */ struct intel_panel panel; diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index 795907a27c1e..00c1cd6d59df 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -5942,6 +5942,19 @@ intel_dp_connector_unregister(struct drm_connector *connector) intel_connector_unregister(connector); } +void intel_dp_connector_sync_state(struct intel_connector *connector, + const struct intel_crtc_state *crtc_state) +{ + struct drm_i915_private *i915 = to_i915(connector->base.dev); + + if (crtc_state && crtc_state->dsc.compression_enable) { + drm_WARN_ON(&i915->drm, !connector->dp.dsc_decompression_aux); + connector->dp.dsc_decompression_enabled = true; + } else { + connector->dp.dsc_decompression_enabled = false; + } +} + void intel_dp_encoder_flush_work(struct drm_encoder *encoder) { struct intel_digital_port *dig_port = enc_to_dig_port(to_intel_encoder(encoder)); diff --git a/drivers/gpu/drm/i915/display/intel_dp.h b/drivers/gpu/drm/i915/display/intel_dp.h index 564a587e2d01..c540d3a73fe7 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.h +++ b/drivers/gpu/drm/i915/display/intel_dp.h @@ -51,6 +51,8 @@ intel_dp_queue_modeset_retry_for_link(struct intel_atomic_state *state, const struct intel_crtc_state *crtc_state); bool intel_dp_init_connector(struct intel_digital_port *dig_port, struct intel_connector *intel_connector); +void intel_dp_connector_sync_state(struct intel_connector *connector, + const struct intel_crtc_state *crtc_state); void intel_dp_set_link_params(struct intel_dp *intel_dp, int link_rate, int lane_count); int intel_dp_get_link_train_fallback_values(struct intel_dp *intel_dp, diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/drm/i915/display/intel_dp_mst.c index db1254b036f1..53aec023ce92 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_mst.c +++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c @@ -1554,6 +1554,7 @@ static struct drm_connector *intel_dp_add_mst_connector(struct drm_dp_mst_topolo return NULL; intel_connector->get_hw_state = intel_dp_mst_get_hw_state; + intel_connector->sync_state = intel_dp_connector_sync_state; intel_connector->mst_port = intel_dp; intel_connector->port = port; drm_dp_mst_get_port_malloc(port); diff --git a/drivers/gpu/drm/i915/display/intel_modeset_setup.c b/drivers/gpu/drm/i915/display/intel_modeset_setup.c index 94eece7f63be..caeca3a8442c 100644 --- a/drivers/gpu/drm/i915/display/intel_modeset_setup.c +++ b/drivers/gpu/drm/i915/display/intel_modeset_setup.c @@ -318,12 +318,6 @@ static void intel_modeset_update_connector_atomic_state(struct drm_i915_private const struct intel_crtc_state *crtc_state = to_intel_crtc_state(crtc->base.state); - if (crtc_state->dsc.compression_enable) { - drm_WARN_ON(&i915->drm, !connector->dp.dsc_decompression_aux); - connector->dp.dsc_decompression_enabled = true; - } else { - connector->dp.dsc_decompression_enabled = false; - } conn_state->max_bpc = (crtc_state->pipe_bpp ?: 24) / 3; } } @@ -775,8 +769,9 @@ static void intel_modeset_readout_hw_state(struct drm_i915_private *i915) drm_connector_list_iter_begin(&i915->drm, &conn_iter); for_each_intel_connector_iter(connector, &conn_iter) { + struct intel_crtc_state *crtc_state = NULL; + if (connector->get_hw_state(connector)) { - struct intel_crtc_state *crtc_state; struct intel_crtc *crtc; connector->base.dpms = DRM_MODE_DPMS_ON; @@ -802,6 +797,10 @@ static void intel_modeset_readout_hw_state(struct drm_i915_private *i915) connector->base.dpms = DRM_MODE_DPMS_OFF; connector->base.encoder = NULL; } + + if (connector->sync_state) + connector->sync_state(connector, crtc_state); + drm_dbg_kms(&i915->drm, "[CONNECTOR:%d:%s] hw state readout: %s\n", connector->base.base.id, connector->base.name, -- cgit From 315bd0a0825776d6c66d474bf572db64fa019ad8 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Mon, 26 Feb 2024 21:32:50 +0200 Subject: drm/i915: Stop doing double audio enable/disable on SDVO and g4x+ DP MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Looks like I misplaced a few hunks when I moved the audio enable/disable out from the encoder enable/disable hooks. So we are now doing a double audio enable/disable on SDVO and g4x+ DP. Probably harmless as doing it twice shouldn't really change anything, but let's do it just once, as intended. Fixes: cff742cc6851 ("drm/i915: Hoist the encoder->audio_{enable,disable}() calls higher up") Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240226193251.29619-1-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula --- drivers/gpu/drm/i915/display/g4x_dp.c | 2 -- drivers/gpu/drm/i915/display/intel_sdvo.c | 4 ---- 2 files changed, 6 deletions(-) diff --git a/drivers/gpu/drm/i915/display/g4x_dp.c b/drivers/gpu/drm/i915/display/g4x_dp.c index dfe0b07a122d..06ec04e667e3 100644 --- a/drivers/gpu/drm/i915/display/g4x_dp.c +++ b/drivers/gpu/drm/i915/display/g4x_dp.c @@ -717,7 +717,6 @@ static void g4x_enable_dp(struct intel_atomic_state *state, { intel_enable_dp(state, encoder, pipe_config, conn_state); intel_edp_backlight_on(pipe_config, conn_state); - encoder->audio_enable(encoder, pipe_config, conn_state); } static void vlv_enable_dp(struct intel_atomic_state *state, @@ -726,7 +725,6 @@ static void vlv_enable_dp(struct intel_atomic_state *state, const struct drm_connector_state *conn_state) { intel_edp_backlight_on(pipe_config, conn_state); - encoder->audio_enable(encoder, pipe_config, conn_state); } static void g4x_pre_enable_dp(struct intel_atomic_state *state, diff --git a/drivers/gpu/drm/i915/display/intel_sdvo.c b/drivers/gpu/drm/i915/display/intel_sdvo.c index 5f9e748adc89..0cd9c183f621 100644 --- a/drivers/gpu/drm/i915/display/intel_sdvo.c +++ b/drivers/gpu/drm/i915/display/intel_sdvo.c @@ -1842,8 +1842,6 @@ static void intel_disable_sdvo(struct intel_atomic_state *state, struct intel_crtc *crtc = to_intel_crtc(old_crtc_state->uapi.crtc); u32 temp; - encoder->audio_disable(encoder, old_crtc_state, conn_state); - intel_sdvo_set_active_outputs(intel_sdvo, 0); if (0) intel_sdvo_set_encoder_power_state(intel_sdvo, @@ -1935,8 +1933,6 @@ static void intel_enable_sdvo(struct intel_atomic_state *state, intel_sdvo_set_encoder_power_state(intel_sdvo, DRM_MODE_DPMS_ON); intel_sdvo_set_active_outputs(intel_sdvo, intel_sdvo_connector->output_flag); - - encoder->audio_enable(encoder, pipe_config, conn_state); } static enum drm_mode_status -- cgit From b7232a730fbf043f54fb46fbf4a6e92936770e79 Mon Sep 17 00:00:00 2001 From: Juha-Pekka Heikkila Date: Wed, 28 Feb 2024 16:02:25 +0200 Subject: drm/i915/display: Disable AuxCCS framebuffers if built for Xe MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit AuxCCS framebuffers don't work on Xe driver hence disable them from plane capabilities until they are fixed. FlatCCS framebuffers work and they are left enabled. CCS is left untouched for i915 driver. Closes: https://gitlab.freedesktop.org/drm/xe/kernel/-/issues/933 Signed-off-by: Juha-Pekka Heikkila Reviewed-by: José Roberto de Souza Tested-by: José Roberto de Souza Acked-by: Jani Nikula Fixes: 44e694958b95 ("drm/xe/display: Implement display support") Signed-off-by: José Roberto de Souza Link: https://patchwork.freedesktop.org/patch/msgid/20240228140225.858145-1-juhapekka.heikkila@gmail.com --- drivers/gpu/drm/i915/display/skl_universal_plane.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/gpu/drm/i915/display/skl_universal_plane.c b/drivers/gpu/drm/i915/display/skl_universal_plane.c index e941e2e4fd14..860574d04f88 100644 --- a/drivers/gpu/drm/i915/display/skl_universal_plane.c +++ b/drivers/gpu/drm/i915/display/skl_universal_plane.c @@ -2295,6 +2295,9 @@ static u8 skl_get_plane_caps(struct drm_i915_private *i915, if (HAS_4TILE(i915)) caps |= INTEL_PLANE_CAP_TILING_4; + if (!IS_ENABLED(I915) && !HAS_FLAT_CCS(i915)) + return caps; + if (skl_plane_has_rc_ccs(i915, pipe, plane_id)) { caps |= INTEL_PLANE_CAP_CCS_RC; if (DISPLAY_VER(i915) >= 12) -- cgit From 94ae4612ea336bfc3c12b3fc68467c6711a4f39b Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Tue, 5 Mar 2024 10:36:59 +0200 Subject: drm/i915/dsi: Go back to the previous INIT_OTP/DISPLAY_ON order, mostly MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Reinstate commit 88b065943cb5 ("drm/i915/dsi: Do display on sequence later on icl+"), for the most part. Turns out some machines (eg. Chuwi Minibook X) really do need that updated order. It is also the order the Windows driver uses. However we can't just undo the revert since that would again break Lenovo 82TQ. After staring at the VBT sequences for both machines I've concluded that the Lenovo 82TQ sequences look somewhat broken: - INIT_OTP is not present at all - what should be in INIT_OTP is found in DISPLAY_ON - what should be in DISPLAY_ON is found in BACKLIGHT_ON (along with the actual backlight stuff) The Chuwi Minibook X on the other hand has a full complement of sequences in its VBT. So let's try to deal with the broken sequences in the Lenovo 82TQ VBT by simply swapping the (non-existent) INIT_OTP sequence with the DISPLAY_ON sequence. Thus we execute DISPLAY_ON when intending to execute INIT_OTP, and execute nothing at all when intending to execute DISPLAY_ON. That should be 100% equivalent to the revert, for such broken VBTs. Cc: stable@vger.kernel.org Fixes: dc524d05974f ("Revert "drm/i915/dsi: Do display on sequence later on icl+"") References: https://gitlab.freedesktop.org/drm/intel/-/issues/10071 Closes: https://gitlab.freedesktop.org/drm/intel/-/issues/10334 Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240305083659.8396-1-ville.syrjala@linux.intel.com Acked-by: Jani Nikula --- drivers/gpu/drm/i915/display/icl_dsi.c | 3 ++- drivers/gpu/drm/i915/display/intel_bios.c | 43 ++++++++++++++++++++++++++----- 2 files changed, 39 insertions(+), 7 deletions(-) diff --git a/drivers/gpu/drm/i915/display/icl_dsi.c b/drivers/gpu/drm/i915/display/icl_dsi.c index eda4a8b88590..ac456a2275db 100644 --- a/drivers/gpu/drm/i915/display/icl_dsi.c +++ b/drivers/gpu/drm/i915/display/icl_dsi.c @@ -1155,7 +1155,6 @@ static void gen11_dsi_powerup_panel(struct intel_encoder *encoder) } intel_dsi_vbt_exec_sequence(intel_dsi, MIPI_SEQ_INIT_OTP); - intel_dsi_vbt_exec_sequence(intel_dsi, MIPI_SEQ_DISPLAY_ON); /* ensure all panel commands dispatched before enabling transcoder */ wait_for_cmds_dispatched_to_panel(encoder); @@ -1256,6 +1255,8 @@ static void gen11_dsi_enable(struct intel_atomic_state *state, /* step6d: enable dsi transcoder */ gen11_dsi_enable_transcoder(encoder); + intel_dsi_vbt_exec_sequence(intel_dsi, MIPI_SEQ_DISPLAY_ON); + /* step7: enable backlight */ intel_backlight_enable(crtc_state, conn_state); intel_dsi_vbt_exec_sequence(intel_dsi, MIPI_SEQ_BACKLIGHT_ON); diff --git a/drivers/gpu/drm/i915/display/intel_bios.c b/drivers/gpu/drm/i915/display/intel_bios.c index 343726de9aa7..373291d10af9 100644 --- a/drivers/gpu/drm/i915/display/intel_bios.c +++ b/drivers/gpu/drm/i915/display/intel_bios.c @@ -1955,16 +1955,12 @@ static int get_init_otp_deassert_fragment_len(struct drm_i915_private *i915, * these devices we split the init OTP sequence into a deassert sequence and * the actual init OTP part. */ -static void fixup_mipi_sequences(struct drm_i915_private *i915, - struct intel_panel *panel) +static void vlv_fixup_mipi_sequences(struct drm_i915_private *i915, + struct intel_panel *panel) { u8 *init_otp; int len; - /* Limit this to VLV for now. */ - if (!IS_VALLEYVIEW(i915)) - return; - /* Limit this to v1 vid-mode sequences */ if (panel->vbt.dsi.config->is_cmd_mode || panel->vbt.dsi.seq_version != 1) @@ -2000,6 +1996,41 @@ static void fixup_mipi_sequences(struct drm_i915_private *i915, panel->vbt.dsi.sequence[MIPI_SEQ_INIT_OTP] = init_otp + len - 1; } +/* + * Some machines (eg. Lenovo 82TQ) appear to have broken + * VBT sequences: + * - INIT_OTP is not present at all + * - what should be in INIT_OTP is in DISPLAY_ON + * - what should be in DISPLAY_ON is in BACKLIGHT_ON + * (along with the actual backlight stuff) + * + * To make those work we simply swap DISPLAY_ON and INIT_OTP. + * + * TODO: Do we need to limit this to specific machines, + * or examine the contents of the sequences to + * avoid false positives? + */ +static void icl_fixup_mipi_sequences(struct drm_i915_private *i915, + struct intel_panel *panel) +{ + if (!panel->vbt.dsi.sequence[MIPI_SEQ_INIT_OTP] && + panel->vbt.dsi.sequence[MIPI_SEQ_DISPLAY_ON]) { + drm_dbg_kms(&i915->drm, "Broken VBT: Swapping INIT_OTP and DISPLAY_ON sequences\n"); + + swap(panel->vbt.dsi.sequence[MIPI_SEQ_INIT_OTP], + panel->vbt.dsi.sequence[MIPI_SEQ_DISPLAY_ON]); + } +} + +static void fixup_mipi_sequences(struct drm_i915_private *i915, + struct intel_panel *panel) +{ + if (DISPLAY_VER(i915) >= 11) + icl_fixup_mipi_sequences(i915, panel); + else if (IS_VALLEYVIEW(i915)) + vlv_fixup_mipi_sequences(i915, panel); +} + static void parse_mipi_sequence(struct drm_i915_private *i915, struct intel_panel *panel) -- cgit From 2d04f8158548103c082190c8dbf6a19097e2423e Mon Sep 17 00:00:00 2001 From: Bhanuprakash Modem Date: Wed, 28 Feb 2024 11:25:02 +0530 Subject: drm/i915/drrs: Refactor CPU transcoder DRRS check Rename cpu_transcoder_has_drrs() to intel_cpu_transcoder_has_drrs() and move it to intel_drrs.[ch]. V2: - Move helpers to intel_drrs.[ch] (Jani) - Fix commit message (Jani) Cc: Jani Nikula Cc: Ankit Nautiyal Cc: Mitul Golani Signed-off-by: Bhanuprakash Modem Reviewed-by: Jani Nikula Link: https://patchwork.freedesktop.org/patch/msgid/20240228055502.2857819-1-bhanuprakash.modem@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_dp.c | 12 ++---------- drivers/gpu/drm/i915/display/intel_drrs.c | 9 +++++++++ drivers/gpu/drm/i915/display/intel_drrs.h | 3 +++ 3 files changed, 14 insertions(+), 10 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index 00c1cd6d59df..9050437a38c6 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -67,6 +67,7 @@ #include "intel_dp_tunnel.h" #include "intel_dpio_phy.h" #include "intel_dpll.h" +#include "intel_drrs.h" #include "intel_fifo_underrun.h" #include "intel_hdcp.h" #include "intel_hdmi.h" @@ -2683,15 +2684,6 @@ intel_dp_compute_hdr_metadata_infoframe_sdp(struct intel_dp *intel_dp, intel_hdmi_infoframe_enable(HDMI_PACKET_TYPE_GAMUT_METADATA); } -static bool cpu_transcoder_has_drrs(struct drm_i915_private *i915, - enum transcoder cpu_transcoder) -{ - if (HAS_DOUBLE_BUFFERED_M_N(i915)) - return true; - - return intel_cpu_transcoder_has_m2_n2(i915, cpu_transcoder); -} - static bool can_enable_drrs(struct intel_connector *connector, const struct intel_crtc_state *pipe_config, const struct drm_display_mode *downclock_mode) @@ -2714,7 +2706,7 @@ static bool can_enable_drrs(struct intel_connector *connector, if (pipe_config->has_pch_encoder) return false; - if (!cpu_transcoder_has_drrs(i915, pipe_config->cpu_transcoder)) + if (!intel_cpu_transcoder_has_drrs(i915, pipe_config->cpu_transcoder)) return false; return downclock_mode && diff --git a/drivers/gpu/drm/i915/display/intel_drrs.c b/drivers/gpu/drm/i915/display/intel_drrs.c index 169ef38ff188..4743495ad41f 100644 --- a/drivers/gpu/drm/i915/display/intel_drrs.c +++ b/drivers/gpu/drm/i915/display/intel_drrs.c @@ -63,6 +63,15 @@ const char *intel_drrs_type_str(enum drrs_type drrs_type) return str[drrs_type]; } +bool intel_cpu_transcoder_has_drrs(struct drm_i915_private *i915, + enum transcoder cpu_transcoder) +{ + if (HAS_DOUBLE_BUFFERED_M_N(i915)) + return true; + + return intel_cpu_transcoder_has_m2_n2(i915, cpu_transcoder); +} + static void intel_drrs_set_refresh_rate_pipeconf(struct intel_crtc *crtc, enum drrs_refresh_rate refresh_rate) diff --git a/drivers/gpu/drm/i915/display/intel_drrs.h b/drivers/gpu/drm/i915/display/intel_drrs.h index 8ef5f93a80ff..0982f95eab72 100644 --- a/drivers/gpu/drm/i915/display/intel_drrs.h +++ b/drivers/gpu/drm/i915/display/intel_drrs.h @@ -9,12 +9,15 @@ #include enum drrs_type; +enum transcoder; struct drm_i915_private; struct intel_atomic_state; struct intel_crtc; struct intel_crtc_state; struct intel_connector; +bool intel_cpu_transcoder_has_drrs(struct drm_i915_private *i915, + enum transcoder cpu_transcoder); const char *intel_drrs_type_str(enum drrs_type drrs_type); bool intel_drrs_is_active(struct intel_crtc *crtc); void intel_drrs_activate(const struct intel_crtc_state *crtc_state); -- cgit From 3d81fceb60f20fe2ceed2198636ee6dc9ef46775 Mon Sep 17 00:00:00 2001 From: Bhanuprakash Modem Date: Tue, 27 Feb 2024 18:08:33 +0530 Subject: drm/i915/display/debugfs: Fix duplicate checks in i915_drrs_status Remove duplicate checks for debugfs entry "DRRS capable:". Fixes: 20af10845864 ("drm/i915/display/debugfs: New entry "DRRS capable" to i915_drrs_status") Cc: Jani Nikula Cc: Ankit Nautiyal Cc: Mitul Golani Signed-off-by: Bhanuprakash Modem Reviewed-by: Jani Nikula Link: https://patchwork.freedesktop.org/patch/msgid/20240227123833.2799647-2-bhanuprakash.modem@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_drrs.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_drrs.c b/drivers/gpu/drm/i915/display/intel_drrs.c index 4743495ad41f..597f8bd6aa1a 100644 --- a/drivers/gpu/drm/i915/display/intel_drrs.c +++ b/drivers/gpu/drm/i915/display/intel_drrs.c @@ -321,9 +321,8 @@ static int intel_drrs_debugfs_status_show(struct seq_file *m, void *unused) mutex_lock(&crtc->drrs.mutex); seq_printf(m, "DRRS capable: %s\n", - str_yes_no(crtc_state->has_drrs || - HAS_DOUBLE_BUFFERED_M_N(i915) || - intel_cpu_transcoder_has_m2_n2(i915, crtc_state->cpu_transcoder))); + str_yes_no(intel_cpu_transcoder_has_drrs(i915, + crtc_state->cpu_transcoder))); seq_printf(m, "DRRS enabled: %s\n", str_yes_no(crtc_state->has_drrs)); -- cgit From 810e4519a1b34b5a0ff0eab32e5b184f533c5ee9 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Wed, 6 Mar 2024 06:08:04 +0200 Subject: drm/i915/vrr: Generate VRR "safe window" for DSB MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Looks like TRANS_CHICKEN bit 31 means something totally different depending on the platform: TGL: generate VRR "safe window" for DSB ADL/DG2: make TRANS_SET_CONTEXT_LATENCY effective with VRR So far we've only set this on ADL/DG2, but when using DSB+VRR we also need to set it on TGL. And a quick test on MTL says it doesn't need this bit for either of those purposes, even though it's still documented as valid in bspec. Cc: stable@vger.kernel.org Fixes: 34d8311f4a1c ("drm/i915/dsb: Re-instate DSB for LUT updates") Closes: https://gitlab.freedesktop.org/drm/intel/-/issues/9927 Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240306040806.21697-2-ville.syrjala@linux.intel.com Reviewed-by: Animesh Manna --- drivers/gpu/drm/i915/display/intel_vrr.c | 7 ++++--- drivers/gpu/drm/i915/i915_reg.h | 2 +- 2 files changed, 5 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_vrr.c b/drivers/gpu/drm/i915/display/intel_vrr.c index 5d905f932cb4..eb5bd0743902 100644 --- a/drivers/gpu/drm/i915/display/intel_vrr.c +++ b/drivers/gpu/drm/i915/display/intel_vrr.c @@ -187,10 +187,11 @@ void intel_vrr_set_transcoder_timings(const struct intel_crtc_state *crtc_state) enum transcoder cpu_transcoder = crtc_state->cpu_transcoder; /* - * TRANS_SET_CONTEXT_LATENCY with VRR enabled - * requires this chicken bit on ADL/DG2. + * This bit seems to have two meanings depending on the platform: + * TGL: generate VRR "safe window" for DSB vblank waits + * ADL/DG2: make TRANS_SET_CONTEXT_LATENCY effective with VRR */ - if (DISPLAY_VER(dev_priv) == 13) + if (IS_DISPLAY_VER(dev_priv, 12, 13)) intel_de_rmw(dev_priv, CHICKEN_TRANS(cpu_transcoder), 0, PIPE_VBLANK_WITH_DELAY); diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index e00557e1a57f..3b2e49ce29ba 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -4599,7 +4599,7 @@ #define MTL_CHICKEN_TRANS(trans) _MMIO_TRANS((trans), \ _MTL_CHICKEN_TRANS_A, \ _MTL_CHICKEN_TRANS_B) -#define PIPE_VBLANK_WITH_DELAY REG_BIT(31) /* ADL/DG2 */ +#define PIPE_VBLANK_WITH_DELAY REG_BIT(31) /* tgl+ */ #define SKL_UNMASK_VBL_TO_PIPE_IN_SRD REG_BIT(30) /* skl+ */ #define HSW_FRAME_START_DELAY_MASK REG_GENMASK(28, 27) #define HSW_FRAME_START_DELAY(x) REG_FIELD_PREP(HSW_FRAME_START_DELAY_MASK, x) -- cgit From 41429d9b68367596eb3d6d5961e6295c284622a7 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Wed, 6 Mar 2024 06:08:05 +0200 Subject: drm/i915/dsb: Fix DSB vblank waits when using VRR MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Looks like the undelayed vblank gets signalled exactly when the active period ends. That is a problem for DSB+VRR when we are already in vblank and expect DSB to start executing as soon as we send the push. Instead of starting, the DSB just keeps on waiting for the undelayed vblank which won't signal until the end of the next frame's active period, which is far too late. The end result is that DSB won't have even started executing by the time the flips/etc. have completed. We then wait for an extra 1ms, after which we terminate the DSB and report a timeout: [drm] *ERROR* [CRTC:80:pipe A] DSB 0 timed out waiting for idle (current head=0xfedf4000, head=0x0, tail=0x1080) To fix this let's configure DSB to use the so called VRR "safe window" instead of the undelayed vblank to trigger the DSB vblank logic, when VRR is enabled. Cc: stable@vger.kernel.org Fixes: 34d8311f4a1c ("drm/i915/dsb: Re-instate DSB for LUT updates") Closes: https://gitlab.freedesktop.org/drm/intel/-/issues/9927 Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240306040806.21697-3-ville.syrjala@linux.intel.com Reviewed-by: Animesh Manna --- drivers/gpu/drm/i915/display/intel_dsb.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/drivers/gpu/drm/i915/display/intel_dsb.c b/drivers/gpu/drm/i915/display/intel_dsb.c index d62e050185e7..e4515bf92038 100644 --- a/drivers/gpu/drm/i915/display/intel_dsb.c +++ b/drivers/gpu/drm/i915/display/intel_dsb.c @@ -340,6 +340,17 @@ static int intel_dsb_dewake_scanline(const struct intel_crtc_state *crtc_state) return max(0, vblank_start - intel_usecs_to_scanlines(adjusted_mode, latency)); } +static u32 dsb_chicken(struct intel_crtc *crtc) +{ + if (crtc->mode_flags & I915_MODE_FLAG_VRR) + return DSB_CTRL_WAIT_SAFE_WINDOW | + DSB_CTRL_NO_WAIT_VBLANK | + DSB_INST_WAIT_SAFE_WINDOW | + DSB_INST_NO_WAIT_VBLANK; + else + return 0; +} + static void _intel_dsb_commit(struct intel_dsb *dsb, u32 ctrl, int dewake_scanline) { @@ -361,6 +372,9 @@ static void _intel_dsb_commit(struct intel_dsb *dsb, u32 ctrl, intel_de_write_fw(dev_priv, DSB_CTRL(pipe, dsb->id), ctrl | DSB_ENABLE); + intel_de_write_fw(dev_priv, DSB_CHICKEN(pipe, dsb->id), + dsb_chicken(crtc)); + intel_de_write_fw(dev_priv, DSB_HEAD(pipe, dsb->id), intel_dsb_buffer_ggtt_offset(&dsb->dsb_buf)); -- cgit From 6764ee47182eeec5aea898f61b61db94a76d93f2 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Wed, 6 Mar 2024 06:08:06 +0200 Subject: drm/i915/dsb: Always set DSB_SKIP_WAITS_EN MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Bspec asks us to always set the DSB_SKIP_WAITS_EN bit in DSB_CHICKEN. This seems to instruct DSB to skip vblank and scanline waits when PSR is entered. I don't think we have any cases currently where we would want to enter PSR while DSB is waiting for something, but let's set the bit anyway to align with Bspec's wishes. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240306040806.21697-4-ville.syrjala@linux.intel.com Reviewed-by: Animesh Manna --- drivers/gpu/drm/i915/display/intel_dsb.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dsb.c b/drivers/gpu/drm/i915/display/intel_dsb.c index e4515bf92038..4baaa92ceaec 100644 --- a/drivers/gpu/drm/i915/display/intel_dsb.c +++ b/drivers/gpu/drm/i915/display/intel_dsb.c @@ -343,12 +343,13 @@ static int intel_dsb_dewake_scanline(const struct intel_crtc_state *crtc_state) static u32 dsb_chicken(struct intel_crtc *crtc) { if (crtc->mode_flags & I915_MODE_FLAG_VRR) - return DSB_CTRL_WAIT_SAFE_WINDOW | + return DSB_SKIP_WAITS_EN | + DSB_CTRL_WAIT_SAFE_WINDOW | DSB_CTRL_NO_WAIT_VBLANK | DSB_INST_WAIT_SAFE_WINDOW | DSB_INST_NO_WAIT_VBLANK; else - return 0; + return DSB_SKIP_WAITS_EN; } static void _intel_dsb_commit(struct intel_dsb *dsb, u32 ctrl, -- cgit From 5ba1423c70a1a91b659f7ec9763f2eb4bd1cc77c Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Thu, 29 Feb 2024 22:03:54 +0200 Subject: drm/i915: Rename ICL_AUX_ANAOVRD1 to ICL_PORT_TX_DW6_AUX MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit ICL_AUX_ANAOVRD1 is actually ICL_PORT_TX_DW6_AUX. Give it its proper name, and relocate to the correct file (intel_combo_phy_regs.h). Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240229200357.7969-1-ville.syrjala@linux.intel.com Reviewed-by: Imre Deak --- drivers/gpu/drm/i915/display/intel_combo_phy_regs.h | 6 ++++++ drivers/gpu/drm/i915/display/intel_display_power_well.c | 5 ++++- drivers/gpu/drm/i915/i915_reg.h | 9 --------- 3 files changed, 10 insertions(+), 10 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_combo_phy_regs.h b/drivers/gpu/drm/i915/display/intel_combo_phy_regs.h index b0983edccf3f..1d931557cd79 100644 --- a/drivers/gpu/drm/i915/display/intel_combo_phy_regs.h +++ b/drivers/gpu/drm/i915/display/intel_combo_phy_regs.h @@ -142,6 +142,12 @@ #define RTERM_SELECT(x) ((x) << 3) #define RTERM_SELECT_MASK (0x7 << 3) +#define ICL_PORT_TX_DW6_AUX(phy) _MMIO(_ICL_PORT_TX_DW_AUX(6, phy)) +#define ICL_PORT_TX_DW6_GRP(phy) _MMIO(_ICL_PORT_TX_DW_GRP(6, phy)) +#define ICL_PORT_TX_DW6_LN(ln, phy) _MMIO(_ICL_PORT_TX_DW_LN(6, ln, phy)) +#define ICL_AUX_ANAOVRD1_LDO_BYPASS (1 << 7) +#define ICL_AUX_ANAOVRD1_ENABLE (1 << 0) + #define ICL_PORT_TX_DW7_AUX(phy) _MMIO(_ICL_PORT_TX_DW_AUX(7, phy)) #define ICL_PORT_TX_DW7_GRP(phy) _MMIO(_ICL_PORT_TX_DW_GRP(7, phy)) #define ICL_PORT_TX_DW7_LN(ln, phy) _MMIO(_ICL_PORT_TX_DW_LN(7, ln, phy)) diff --git a/drivers/gpu/drm/i915/display/intel_display_power_well.c b/drivers/gpu/drm/i915/display/intel_display_power_well.c index c20e80aded35..a1edac6ce31f 100644 --- a/drivers/gpu/drm/i915/display/intel_display_power_well.c +++ b/drivers/gpu/drm/i915/display/intel_display_power_well.c @@ -199,6 +199,9 @@ static void hsw_power_well_pre_disable(struct drm_i915_private *dev_priv, gen8_irq_power_well_pre_disable(dev_priv, irq_pipe_mask); } +#define ICL_AUX_PW_TO_PHY(pw_idx) \ + ((pw_idx) - ICL_PW_CTL_IDX_AUX_A + PHY_A) + #define ICL_AUX_PW_TO_CH(pw_idx) \ ((pw_idx) - ICL_PW_CTL_IDX_AUX_A + AUX_CH_A) @@ -426,7 +429,7 @@ icl_combo_phy_aux_power_well_enable(struct drm_i915_private *dev_priv, /* Display WA #1178: icl */ if (pw_idx >= ICL_PW_CTL_IDX_AUX_A && pw_idx <= ICL_PW_CTL_IDX_AUX_B && !intel_port_is_edp(dev_priv, (enum port)phy)) - intel_de_rmw(dev_priv, ICL_AUX_ANAOVRD1(pw_idx), + intel_de_rmw(dev_priv, ICL_PORT_TX_DW6_AUX(ICL_AUX_PW_TO_PHY(pw_idx)), 0, ICL_AUX_ANAOVRD1_ENABLE | ICL_AUX_ANAOVRD1_LDO_BYPASS); } diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 3b2e49ce29ba..8823531b8770 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -5566,15 +5566,6 @@ enum skl_power_gate { ((pw_idx) - ICL_PW_CTL_IDX_PW_1 + SKL_PG1) #define SKL_FUSE_PG_DIST_STATUS(pg) (1 << (27 - (pg))) -#define _ICL_AUX_REG_IDX(pw_idx) ((pw_idx) - ICL_PW_CTL_IDX_AUX_A) -#define _ICL_AUX_ANAOVRD1_A 0x162398 -#define _ICL_AUX_ANAOVRD1_B 0x6C398 -#define ICL_AUX_ANAOVRD1(pw_idx) _MMIO(_PICK(_ICL_AUX_REG_IDX(pw_idx), \ - _ICL_AUX_ANAOVRD1_A, \ - _ICL_AUX_ANAOVRD1_B)) -#define ICL_AUX_ANAOVRD1_LDO_BYPASS (1 << 7) -#define ICL_AUX_ANAOVRD1_ENABLE (1 << 0) - /* Per-pipe DDI Function Control */ #define _TRANS_DDI_FUNC_CTL_A 0x60400 #define _TRANS_DDI_FUNC_CTL_B 0x61400 -- cgit From a9d32a4613082db444de623a513cb04809160e30 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Thu, 29 Feb 2024 22:03:55 +0200 Subject: drm/i915: Use REG_BIT() & co. in intel_combo_phy_regs.h MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Modernize the ICL+ combo PHY register refinitions by using REG_BIT() & co. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240229200357.7969-2-ville.syrjala@linux.intel.com Reviewed-by: Imre Deak --- .../gpu/drm/i915/display/intel_combo_phy_regs.h | 114 ++++++++++----------- 1 file changed, 55 insertions(+), 59 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_combo_phy_regs.h b/drivers/gpu/drm/i915/display/intel_combo_phy_regs.h index 1d931557cd79..63601129b736 100644 --- a/drivers/gpu/drm/i915/display/intel_combo_phy_regs.h +++ b/drivers/gpu/drm/i915/display/intel_combo_phy_regs.h @@ -25,28 +25,26 @@ 4 * (dw)) #define ICL_PORT_CL_DW5(phy) _MMIO(_ICL_PORT_CL_DW(5, phy)) -#define CL_POWER_DOWN_ENABLE (1 << 4) -#define SUS_CLOCK_CONFIG (3 << 0) +#define CL_POWER_DOWN_ENABLE REG_BIT(4) +#define SUS_CLOCK_CONFIG REG_GENMASK(1, 0) #define ICL_PORT_CL_DW10(phy) _MMIO(_ICL_PORT_CL_DW(10, phy)) -#define PG_SEQ_DELAY_OVERRIDE_MASK (3 << 25) -#define PG_SEQ_DELAY_OVERRIDE_SHIFT 25 -#define PG_SEQ_DELAY_OVERRIDE_ENABLE (1 << 24) -#define PWR_UP_ALL_LANES (0x0 << 4) -#define PWR_DOWN_LN_3_2_1 (0xe << 4) -#define PWR_DOWN_LN_3_2 (0xc << 4) -#define PWR_DOWN_LN_3 (0x8 << 4) -#define PWR_DOWN_LN_2_1_0 (0x7 << 4) -#define PWR_DOWN_LN_1_0 (0x3 << 4) -#define PWR_DOWN_LN_3_1 (0xa << 4) -#define PWR_DOWN_LN_3_1_0 (0xb << 4) -#define PWR_DOWN_LN_MASK (0xf << 4) -#define PWR_DOWN_LN_SHIFT 4 -#define EDP4K2K_MODE_OVRD_EN (1 << 3) -#define EDP4K2K_MODE_OVRD_OPTIMIZED (1 << 2) +#define PG_SEQ_DELAY_OVERRIDE_MASK REG_GENMASK(26, 25) +#define PG_SEQ_DELAY_OVERRIDE_ENABLE REG_BIT(24) +#define PWR_DOWN_LN_MASK REG_GENMASK(7, 4) +#define PWR_UP_ALL_LANES REG_FIELD_PREP(PWR_DOWN_LN_MASK, 0x0) +#define PWR_DOWN_LN_3_2_1 REG_FIELD_PREP(PWR_DOWN_LN_MASK, 0xe) +#define PWR_DOWN_LN_3_2 REG_FIELD_PREP(PWR_DOWN_LN_MASK, 0xc) +#define PWR_DOWN_LN_3 REG_FIELD_PREP(PWR_DOWN_LN_MASK, 0x8) +#define PWR_DOWN_LN_2_1_0 REG_FIELD_PREP(PWR_DOWN_LN_MASK, 0x7) +#define PWR_DOWN_LN_1_0 REG_FIELD_PREP(PWR_DOWN_LN_MASK, 0x3) +#define PWR_DOWN_LN_3_1 REG_FIELD_PREP(PWR_DOWN_LN_MASK, 0xa) +#define PWR_DOWN_LN_3_1_0 REG_FIELD_PREP(PWR_DOWN_LN_MASK, 0xb) +#define EDP4K2K_MODE_OVRD_EN REG_BIT(3) +#define EDP4K2K_MODE_OVRD_OPTIMIZED REG_BIT(2) #define ICL_PORT_CL_DW12(phy) _MMIO(_ICL_PORT_CL_DW(12, phy)) -#define ICL_LANE_ENABLE_AUX (1 << 0) +#define ICL_LANE_ENABLE_AUX REG_BIT(0) /* ICL Port COMP_DW registers */ #define _ICL_PORT_COMP 0x100 @@ -54,24 +52,22 @@ _ICL_PORT_COMP + 4 * (dw)) #define ICL_PORT_COMP_DW0(phy) _MMIO(_ICL_PORT_COMP_DW(0, phy)) -#define COMP_INIT (1 << 31) +#define COMP_INIT REG_BIT(31) #define ICL_PORT_COMP_DW1(phy) _MMIO(_ICL_PORT_COMP_DW(1, phy)) #define ICL_PORT_COMP_DW3(phy) _MMIO(_ICL_PORT_COMP_DW(3, phy)) -#define PROCESS_INFO_DOT_0 (0 << 26) -#define PROCESS_INFO_DOT_1 (1 << 26) -#define PROCESS_INFO_DOT_4 (2 << 26) -#define PROCESS_INFO_MASK (7 << 26) -#define PROCESS_INFO_SHIFT 26 -#define VOLTAGE_INFO_0_85V (0 << 24) -#define VOLTAGE_INFO_0_95V (1 << 24) -#define VOLTAGE_INFO_1_05V (2 << 24) -#define VOLTAGE_INFO_MASK (3 << 24) -#define VOLTAGE_INFO_SHIFT 24 +#define PROCESS_INFO_MASK REG_GENMASK(28, 26) +#define PROCESS_INFO_DOT_0 REG_FIELD_PREP(PROCESS_INFO_MASK, 0) +#define PROCESS_INFO_DOT_1 REG_FIELD_PREP(PROCESS_INFO_MASK, 1) +#define PROCESS_INFO_DOT_4 REG_FIELD_PREP(PROCESS_INFO_MASK, 2) +#define VOLTAGE_INFO_MASK REG_GENMASK(25, 24) +#define VOLTAGE_INFO_0_85V REG_FIELD_PREP(VOLTAGE_INFO_MASK, 0) +#define VOLTAGE_INFO_0_95V REG_FIELD_PREP(VOLTAGE_INFO_MASK, 1) +#define VOLTAGE_INFO_1_05V REG_FIELD_PREP(VOLTAGE_INFO_MASK, 2) #define ICL_PORT_COMP_DW8(phy) _MMIO(_ICL_PORT_COMP_DW(8, phy)) -#define IREFGEN (1 << 24) +#define IREFGEN REG_BIT(24) #define ICL_PORT_COMP_DW9(phy) _MMIO(_ICL_PORT_COMP_DW(9, phy)) @@ -92,9 +88,9 @@ #define ICL_PORT_PCS_DW1_LN(ln, phy) _MMIO(_ICL_PORT_PCS_DW_LN(1, ln, phy)) #define DCC_MODE_SELECT_MASK REG_GENMASK(21, 20) #define RUN_DCC_ONCE REG_FIELD_PREP(DCC_MODE_SELECT_MASK, 0) -#define COMMON_KEEPER_EN (1 << 26) -#define LATENCY_OPTIM_MASK (0x3 << 2) -#define LATENCY_OPTIM_VAL(x) ((x) << 2) +#define COMMON_KEEPER_EN REG_BIT(26) +#define LATENCY_OPTIM_MASK REG_GENMASK(3, 2) +#define LATENCY_OPTIM_VAL(x) REG_FIELD_PREP(LATENCY_OPTIM_MASK, (x)) /* ICL Port TX registers */ #define _ICL_PORT_TX_AUX 0x380 @@ -111,48 +107,48 @@ #define ICL_PORT_TX_DW2_AUX(phy) _MMIO(_ICL_PORT_TX_DW_AUX(2, phy)) #define ICL_PORT_TX_DW2_GRP(phy) _MMIO(_ICL_PORT_TX_DW_GRP(2, phy)) #define ICL_PORT_TX_DW2_LN(ln, phy) _MMIO(_ICL_PORT_TX_DW_LN(2, ln, phy)) -#define SWING_SEL_UPPER(x) (((x) >> 3) << 15) -#define SWING_SEL_UPPER_MASK (1 << 15) -#define SWING_SEL_LOWER(x) (((x) & 0x7) << 11) -#define SWING_SEL_LOWER_MASK (0x7 << 11) -#define FRC_LATENCY_OPTIM_MASK (0x7 << 8) -#define FRC_LATENCY_OPTIM_VAL(x) ((x) << 8) -#define RCOMP_SCALAR(x) ((x) << 0) -#define RCOMP_SCALAR_MASK (0xFF << 0) +#define SWING_SEL_UPPER_MASK REG_BIT(15) +#define SWING_SEL_UPPER(x) REG_FIELD_PREP(SWING_SEL_UPPER_MASK, (x) >> 3) +#define SWING_SEL_LOWER_MASK REG_GENMASK(13, 11) +#define SWING_SEL_LOWER(x) REG_FIELD_PREP(SWING_SEL_LOWER_MASK, (x) & 0x7) +#define FRC_LATENCY_OPTIM_MASK REG_GENMASK(10, 8) +#define FRC_LATENCY_OPTIM_VAL(x) REG_FIELD_PREP(FRC_LATENCY_OPTIM_MASK, (x)) +#define RCOMP_SCALAR_MASK REG_GENMASK(7, 0) +#define RCOMP_SCALAR(x) REG_FIELD_PREP(RCOMP_SCALAR_MASK, (x)) #define ICL_PORT_TX_DW4_AUX(phy) _MMIO(_ICL_PORT_TX_DW_AUX(4, phy)) #define ICL_PORT_TX_DW4_GRP(phy) _MMIO(_ICL_PORT_TX_DW_GRP(4, phy)) #define ICL_PORT_TX_DW4_LN(ln, phy) _MMIO(_ICL_PORT_TX_DW_LN(4, ln, phy)) -#define LOADGEN_SELECT (1 << 31) -#define POST_CURSOR_1(x) ((x) << 12) -#define POST_CURSOR_1_MASK (0x3F << 12) -#define POST_CURSOR_2(x) ((x) << 6) -#define POST_CURSOR_2_MASK (0x3F << 6) -#define CURSOR_COEFF(x) ((x) << 0) -#define CURSOR_COEFF_MASK (0x3F << 0) +#define LOADGEN_SELECT REG_BIT(31) +#define POST_CURSOR_1_MASK REG_GENMASK(17, 12) +#define POST_CURSOR_1(x) REG_FIELD_PREP(POST_CURSOR_1_MASK, (x)) +#define POST_CURSOR_2_MASK REG_GENMASK(11, 6) +#define POST_CURSOR_2(x) REG_FIELD_PREP(POST_CURSOR_2_MASK, (x)) +#define CURSOR_COEFF_MASK REG_GENMASK(5, 0) +#define CURSOR_COEFF(x) REG_FIELD_PREP(CURSOR_COEFF_MASK, (x)) #define ICL_PORT_TX_DW5_AUX(phy) _MMIO(_ICL_PORT_TX_DW_AUX(5, phy)) #define ICL_PORT_TX_DW5_GRP(phy) _MMIO(_ICL_PORT_TX_DW_GRP(5, phy)) #define ICL_PORT_TX_DW5_LN(ln, phy) _MMIO(_ICL_PORT_TX_DW_LN(5, ln, phy)) -#define TX_TRAINING_EN (1 << 31) -#define TAP2_DISABLE (1 << 30) -#define TAP3_DISABLE (1 << 29) -#define SCALING_MODE_SEL(x) ((x) << 18) -#define SCALING_MODE_SEL_MASK (0x7 << 18) -#define RTERM_SELECT(x) ((x) << 3) -#define RTERM_SELECT_MASK (0x7 << 3) +#define TX_TRAINING_EN REG_BIT(31) +#define TAP2_DISABLE REG_BIT(30) +#define TAP3_DISABLE REG_BIT(29) +#define SCALING_MODE_SEL_MASK REG_GENMASK(20, 18) +#define SCALING_MODE_SEL(x) REG_FIELD_PREP(SCALING_MODE_SEL_MASK, (x)) +#define RTERM_SELECT_MASK REG_GENMASK(5, 3) +#define RTERM_SELECT(x) REG_FIELD_PREP(RTERM_SELECT_MASK, (x)) #define ICL_PORT_TX_DW6_AUX(phy) _MMIO(_ICL_PORT_TX_DW_AUX(6, phy)) #define ICL_PORT_TX_DW6_GRP(phy) _MMIO(_ICL_PORT_TX_DW_GRP(6, phy)) #define ICL_PORT_TX_DW6_LN(ln, phy) _MMIO(_ICL_PORT_TX_DW_LN(6, ln, phy)) -#define ICL_AUX_ANAOVRD1_LDO_BYPASS (1 << 7) -#define ICL_AUX_ANAOVRD1_ENABLE (1 << 0) +#define ICL_AUX_ANAOVRD1_LDO_BYPASS REG_BIT(7) +#define ICL_AUX_ANAOVRD1_ENABLE REG_BIT(0) #define ICL_PORT_TX_DW7_AUX(phy) _MMIO(_ICL_PORT_TX_DW_AUX(7, phy)) #define ICL_PORT_TX_DW7_GRP(phy) _MMIO(_ICL_PORT_TX_DW_GRP(7, phy)) #define ICL_PORT_TX_DW7_LN(ln, phy) _MMIO(_ICL_PORT_TX_DW_LN(7, ln, phy)) -#define N_SCALAR(x) ((x) << 24) -#define N_SCALAR_MASK (0x7F << 24) +#define N_SCALAR_MASK REG_GENMASK(30, 24) +#define N_SCALAR(x) REG_FIELD_PREP(N_SCALAR_MASK, (x)) #define ICL_PORT_TX_DW8_AUX(phy) _MMIO(_ICL_PORT_TX_DW_AUX(8, phy)) #define ICL_PORT_TX_DW8_GRP(phy) _MMIO(_ICL_PORT_TX_DW_GRP(8, phy)) -- cgit From 59b806d06f36410791b9dbfe11a602a680a2e5d2 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Thu, 29 Feb 2024 22:03:56 +0200 Subject: drm/i915: Use pw_idx to derive PHY for ICL_LANE_ENABLE_AUX override MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit We don't actually know whether we should be picking the PHY simply based on the AUX_CH/power well, or based on the VBT defined AUX_CH->DDI->PHY relationship. At the moment we are doing the former for the ANAOVRD workaround, and the latter for the ICL_LANE_ENABLE_AUX override. Windows seems to use the first approach for everything. So let's unify this to follow that same approach for both. Eventually we should try to figure out which is actually correct, or whether any of this even matters (ie. whether there are any real machines where the DDI and its AUX_CH do not match 1:1). Note that this also changes the behaviour if we do end up poking an AUX power well not associated with any port (as per VBT). Previously we would have skipped the PHY register write, but now we always write it. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240229200357.7969-3-ville.syrjala@linux.intel.com Reviewed-by: Imre Deak --- .../gpu/drm/i915/display/intel_display_power_well.c | 21 ++++++++++++--------- 1 file changed, 12 insertions(+), 9 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display_power_well.c b/drivers/gpu/drm/i915/display/intel_display_power_well.c index a1edac6ce31f..f25ad7d2c784 100644 --- a/drivers/gpu/drm/i915/display/intel_display_power_well.c +++ b/drivers/gpu/drm/i915/display/intel_display_power_well.c @@ -419,10 +419,12 @@ icl_combo_phy_aux_power_well_enable(struct drm_i915_private *dev_priv, intel_de_rmw(dev_priv, regs->driver, 0, HSW_PWR_WELL_CTL_REQ(pw_idx)); - /* FIXME this is a mess */ - if (phy != PHY_NONE) - intel_de_rmw(dev_priv, ICL_PORT_CL_DW12(phy), - 0, ICL_LANE_ENABLE_AUX); + /* + * FIXME not sure if we should derive the PHY from the pw_idx, or + * from the VBT defined AUX_CH->DDI->PHY mapping. + */ + intel_de_rmw(dev_priv, ICL_PORT_CL_DW12(ICL_AUX_PW_TO_PHY(pw_idx)), + 0, ICL_LANE_ENABLE_AUX); hsw_wait_for_power_well_enable(dev_priv, power_well, false); @@ -439,14 +441,15 @@ icl_combo_phy_aux_power_well_disable(struct drm_i915_private *dev_priv, { const struct i915_power_well_regs *regs = power_well->desc->ops->regs; int pw_idx = i915_power_well_instance(power_well)->hsw.idx; - enum phy phy = icl_aux_pw_to_phy(dev_priv, power_well); drm_WARN_ON(&dev_priv->drm, !IS_ICELAKE(dev_priv)); - /* FIXME this is a mess */ - if (phy != PHY_NONE) - intel_de_rmw(dev_priv, ICL_PORT_CL_DW12(phy), - ICL_LANE_ENABLE_AUX, 0); + /* + * FIXME not sure if we should derive the PHY from the pw_idx, or + * from the VBT defined AUX_CH->DDI->PHY mapping. + */ + intel_de_rmw(dev_priv, ICL_PORT_CL_DW12(ICL_AUX_PW_TO_PHY(pw_idx)), + ICL_LANE_ENABLE_AUX, 0); intel_de_rmw(dev_priv, regs->driver, HSW_PWR_WELL_CTL_REQ(pw_idx), 0); -- cgit From 6d7241b0e9d74bf7e5881ded24f698ddcb7b2667 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Thu, 29 Feb 2024 22:03:57 +0200 Subject: drm/i915: Streamline eDP handling in icl_combo_phy_aux_power_well_enable() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Drop the pointless phy/port detour from the eDP handling in icl_combo_phy_aux_power_well_enable(). We can just directly consult the dig_port and determine whether it's eDP or not. This also removes the assumption that port==phy, although that is always trued on ICL, so it wasn't really doing any harm. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240229200357.7969-4-ville.syrjala@linux.intel.com Reviewed-by: Imre Deak --- drivers/gpu/drm/i915/display/intel_display_power_well.c | 15 ++++----------- 1 file changed, 4 insertions(+), 11 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display_power_well.c b/drivers/gpu/drm/i915/display/intel_display_power_well.c index f25ad7d2c784..217f82f1da84 100644 --- a/drivers/gpu/drm/i915/display/intel_display_power_well.c +++ b/drivers/gpu/drm/i915/display/intel_display_power_well.c @@ -394,17 +394,11 @@ static void hsw_power_well_disable(struct drm_i915_private *dev_priv, hsw_wait_for_power_well_disable(dev_priv, power_well); } -static bool intel_port_is_edp(struct drm_i915_private *i915, enum port port) +static bool intel_aux_ch_is_edp(struct drm_i915_private *i915, enum aux_ch aux_ch) { - struct intel_encoder *encoder; - - for_each_intel_encoder(&i915->drm, encoder) { - if (encoder->type == INTEL_OUTPUT_EDP && - encoder->port == port) - return true; - } + struct intel_digital_port *dig_port = aux_ch_to_digital_port(i915, aux_ch); - return false; + return dig_port && dig_port->base.type == INTEL_OUTPUT_EDP; } static void @@ -413,7 +407,6 @@ icl_combo_phy_aux_power_well_enable(struct drm_i915_private *dev_priv, { const struct i915_power_well_regs *regs = power_well->desc->ops->regs; int pw_idx = i915_power_well_instance(power_well)->hsw.idx; - enum phy phy = icl_aux_pw_to_phy(dev_priv, power_well); drm_WARN_ON(&dev_priv->drm, !IS_ICELAKE(dev_priv)); @@ -430,7 +423,7 @@ icl_combo_phy_aux_power_well_enable(struct drm_i915_private *dev_priv, /* Display WA #1178: icl */ if (pw_idx >= ICL_PW_CTL_IDX_AUX_A && pw_idx <= ICL_PW_CTL_IDX_AUX_B && - !intel_port_is_edp(dev_priv, (enum port)phy)) + !intel_aux_ch_is_edp(dev_priv, ICL_AUX_PW_TO_CH(pw_idx))) intel_de_rmw(dev_priv, ICL_PORT_TX_DW6_AUX(ICL_AUX_PW_TO_PHY(pw_idx)), 0, ICL_AUX_ANAOVRD1_ENABLE | ICL_AUX_ANAOVRD1_LDO_BYPASS); } -- cgit From c9a63bf238a24cc00e204807d0cdd6d13f182e96 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Tue, 23 Jan 2024 11:00:50 +0200 Subject: drm/i915/fbc: Don't use a fence for a plane if FBC is not possible MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit No point in wasting a fence on a plane if it can't do FBC anyway. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240123090051.29818-1-ville.syrjala@linux.intel.com Reviewed-by: Vinod Govindapillai --- drivers/gpu/drm/i915/display/intel_display.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index ab2f52d21bad..153d9c79f554 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -535,7 +535,7 @@ bool intel_plane_uses_fence(const struct intel_plane_state *plane_state) struct drm_i915_private *dev_priv = to_i915(plane->base.dev); return DISPLAY_VER(dev_priv) < 4 || - (plane->fbc && + (plane->fbc && !plane_state->no_fbc_reason && plane_state->view.gtt.type == I915_GTT_VIEW_NORMAL); } -- cgit From f26b6af51d713227ff6fa40d013ea5bf426ec0e6 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Tue, 23 Jan 2024 11:00:51 +0200 Subject: drm/i915/fbc: Move DPFC_CHICKEN programming into intel_fbc_program_workarounds() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Move all DPFC_CHICKEN programming into intel_fbc_program_workarounds(). We already have one thing programmed there, whereas the rest is strewn about in intel_display_wa_apply() and init_clock_gating(). Since we have a single place doing all the programming (and it's serialized by the crtc commits) there should be no danger of rmw races. Other FBC related workarounds also exist, but those require fiddling with other registers that may also get programmed from other places, so we'll need to think harder what to do with those. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240123090051.29818-2-ville.syrjala@linux.intel.com Reviewed-by: Gustavo Sousa --- drivers/gpu/drm/i915/display/intel_display_wa.c | 8 ------ drivers/gpu/drm/i915/display/intel_fbc.c | 32 +++++++++++++++++++++--- drivers/gpu/drm/i915/intel_clock_gating.c | 33 ------------------------- 3 files changed, 29 insertions(+), 44 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display_wa.c b/drivers/gpu/drm/i915/display/intel_display_wa.c index ac136fd992ba..e5a8022db664 100644 --- a/drivers/gpu/drm/i915/display/intel_display_wa.c +++ b/drivers/gpu/drm/i915/display/intel_display_wa.c @@ -10,20 +10,12 @@ static void gen11_display_wa_apply(struct drm_i915_private *i915) { - /* Wa_1409120013 */ - intel_de_write(i915, ILK_DPFC_CHICKEN(INTEL_FBC_A), - DPFC_CHICKEN_COMP_DUMMY_PIXEL); - /* Wa_14010594013 */ intel_de_rmw(i915, GEN8_CHICKEN_DCPR_1, 0, ICL_DELAY_PMRSP); } static void xe_d_display_wa_apply(struct drm_i915_private *i915) { - /* Wa_1409120013 */ - intel_de_write(i915, ILK_DPFC_CHICKEN(INTEL_FBC_A), - DPFC_CHICKEN_COMP_DUMMY_PIXEL); - /* Wa_14013723622 */ intel_de_rmw(i915, CLKREQ_POLICY, CLKREQ_POLICY_MEM_UP_OVRD, 0); } diff --git a/drivers/gpu/drm/i915/display/intel_fbc.c b/drivers/gpu/drm/i915/display/intel_fbc.c index b453fcbd67da..7c4d2b2bf20b 100644 --- a/drivers/gpu/drm/i915/display/intel_fbc.c +++ b/drivers/gpu/drm/i915/display/intel_fbc.c @@ -826,10 +826,36 @@ static void intel_fbc_program_cfb(struct intel_fbc *fbc) static void intel_fbc_program_workarounds(struct intel_fbc *fbc) { + struct drm_i915_private *i915 = fbc->i915; + + if (IS_SKYLAKE(i915) || IS_BROXTON(i915)) { + /* + * WaFbcHighMemBwCorruptionAvoidance:skl,bxt + * Display WA #0883: skl,bxt + */ + intel_de_rmw(i915, ILK_DPFC_CHICKEN(fbc->id), + 0, DPFC_DISABLE_DUMMY0); + } + + if (IS_SKYLAKE(i915) || IS_KABYLAKE(i915) || + IS_COFFEELAKE(i915) || IS_COMETLAKE(i915)) { + /* + * WaFbcNukeOnHostModify:skl,kbl,cfl + * Display WA #0873: skl,kbl,cfl + */ + intel_de_rmw(i915, ILK_DPFC_CHICKEN(fbc->id), + 0, DPFC_NUKE_ON_ANY_MODIFICATION); + } + + /* Wa_1409120013:icl,jsl,tgl,dg1 */ + if (IS_DISPLAY_VER(i915, 11, 12)) + intel_de_rmw(i915, ILK_DPFC_CHICKEN(fbc->id), + 0, DPFC_CHICKEN_COMP_DUMMY_PIXEL); + /* Wa_22014263786:icl,jsl,tgl,dg1,rkl,adls,adlp,mtl */ - if (DISPLAY_VER(fbc->i915) >= 11 && !IS_DG2(fbc->i915)) - intel_de_rmw(fbc->i915, ILK_DPFC_CHICKEN(fbc->id), 0, - DPFC_CHICKEN_FORCE_SLB_INVALIDATION); + if (DISPLAY_VER(i915) >= 11 && !IS_DG2(i915)) + intel_de_rmw(i915, ILK_DPFC_CHICKEN(fbc->id), + 0, DPFC_CHICKEN_FORCE_SLB_INVALIDATION); } static void __intel_fbc_cleanup_cfb(struct intel_fbc *fbc) diff --git a/drivers/gpu/drm/i915/intel_clock_gating.c b/drivers/gpu/drm/i915/intel_clock_gating.c index 9c21ce69bd98..39f23288e8a8 100644 --- a/drivers/gpu/drm/i915/intel_clock_gating.c +++ b/drivers/gpu/drm/i915/intel_clock_gating.c @@ -105,12 +105,6 @@ static void bxt_init_clock_gating(struct drm_i915_private *i915) * Display WA #0562: bxt */ intel_uncore_rmw(&i915->uncore, DISP_ARB_CTL, 0, DISP_FBC_WM_DIS); - - /* - * WaFbcHighMemBwCorruptionAvoidance:bxt - * Display WA #0883: bxt - */ - intel_uncore_rmw(&i915->uncore, ILK_DPFC_CHICKEN(INTEL_FBC_A), 0, DPFC_DISABLE_DUMMY0); } static void glk_init_clock_gating(struct drm_i915_private *i915) @@ -396,13 +390,6 @@ static void cfl_init_clock_gating(struct drm_i915_private *i915) * Display WA #0562: cfl */ intel_uncore_rmw(&i915->uncore, DISP_ARB_CTL, 0, DISP_FBC_WM_DIS); - - /* - * WaFbcNukeOnHostModify:cfl - * Display WA #0873: cfl - */ - intel_uncore_rmw(&i915->uncore, ILK_DPFC_CHICKEN(INTEL_FBC_A), - 0, DPFC_NUKE_ON_ANY_MODIFICATION); } static void kbl_init_clock_gating(struct drm_i915_private *i915) @@ -427,13 +414,6 @@ static void kbl_init_clock_gating(struct drm_i915_private *i915) * Display WA #0562: kbl */ intel_uncore_rmw(&i915->uncore, DISP_ARB_CTL, 0, DISP_FBC_WM_DIS); - - /* - * WaFbcNukeOnHostModify:kbl - * Display WA #0873: kbl - */ - intel_uncore_rmw(&i915->uncore, ILK_DPFC_CHICKEN(INTEL_FBC_A), - 0, DPFC_NUKE_ON_ANY_MODIFICATION); } static void skl_init_clock_gating(struct drm_i915_private *i915) @@ -452,19 +432,6 @@ static void skl_init_clock_gating(struct drm_i915_private *i915) * Display WA #0562: skl */ intel_uncore_rmw(&i915->uncore, DISP_ARB_CTL, 0, DISP_FBC_WM_DIS); - - /* - * WaFbcNukeOnHostModify:skl - * Display WA #0873: skl - */ - intel_uncore_rmw(&i915->uncore, ILK_DPFC_CHICKEN(INTEL_FBC_A), - 0, DPFC_NUKE_ON_ANY_MODIFICATION); - - /* - * WaFbcHighMemBwCorruptionAvoidance:skl - * Display WA #0883: skl - */ - intel_uncore_rmw(&i915->uncore, ILK_DPFC_CHICKEN(INTEL_FBC_A), 0, DPFC_DISABLE_DUMMY0); } static void bdw_init_clock_gating(struct drm_i915_private *i915) -- cgit From 5efb03ce90cc2fba3920de8fa0f04bed0476abeb Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Tue, 5 Mar 2024 10:47:28 +0200 Subject: drm/i915: Precompute disable_pipes bitmask in intel_commit_modeset_disables() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Copy the pipe bitmask based approach from skl_commit_modeset_enables() into intel_commit_modeset_disables(). This avoids doing so many duplicated checks in all the loops, and also let's WARN at the end if we screwed up somewhere and forgot to disable some pipe. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240305084730.19182-2-ville.syrjala@linux.intel.com Reviewed-by: Stanislav Lisovskiy --- drivers/gpu/drm/i915/display/intel_display.c | 27 ++++++++++++++++----------- 1 file changed, 16 insertions(+), 11 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index 153d9c79f554..49d920f86106 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -6768,9 +6768,10 @@ static void intel_old_crtc_state_disables(struct intel_atomic_state *state, static void intel_commit_modeset_disables(struct intel_atomic_state *state) { + struct drm_i915_private *i915 = to_i915(state->base.dev); struct intel_crtc_state *new_crtc_state, *old_crtc_state; struct intel_crtc *crtc; - u32 handled = 0; + u8 disable_pipes = 0; int i; for_each_oldnew_intel_crtc_in_state(state, crtc, old_crtc_state, @@ -6778,21 +6779,24 @@ static void intel_commit_modeset_disables(struct intel_atomic_state *state) if (!intel_crtc_needs_modeset(new_crtc_state)) continue; + /* + * Needs to be done even for pipes + * that weren't enabled previously. + */ intel_pre_plane_update(state, crtc); if (!old_crtc_state->hw.active) continue; intel_crtc_disable_planes(state, crtc); + + disable_pipes |= BIT(crtc->pipe); } /* Only disable port sync and MST slaves */ for_each_oldnew_intel_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) { - if (!intel_crtc_needs_modeset(new_crtc_state)) - continue; - - if (!old_crtc_state->hw.active) + if ((disable_pipes & BIT(crtc->pipe)) == 0) continue; /* In case of Transcoder port Sync master slave CRTCs can be @@ -6807,22 +6811,23 @@ static void intel_commit_modeset_disables(struct intel_atomic_state *state) intel_old_crtc_state_disables(state, old_crtc_state, new_crtc_state, crtc); - handled |= BIT(crtc->pipe); + + disable_pipes &= ~BIT(crtc->pipe); } /* Disable everything else left on */ for_each_oldnew_intel_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) { - if (!intel_crtc_needs_modeset(new_crtc_state) || - (handled & BIT(crtc->pipe))) - continue; - - if (!old_crtc_state->hw.active) + if ((disable_pipes & BIT(crtc->pipe)) == 0) continue; intel_old_crtc_state_disables(state, old_crtc_state, new_crtc_state, crtc); + + disable_pipes &= ~BIT(crtc->pipe); } + + drm_WARN_ON(&i915->drm, disable_pipes); } static void intel_commit_modeset_enables(struct intel_atomic_state *state) -- cgit From 4bc6745df2dbc315dc5a29a8b79020a74bd8fdd9 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Tue, 5 Mar 2024 10:47:29 +0200 Subject: drm/i915: Disable planes more atomically during modesets MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Follow in the footsteps of commit c610e841f19d ("drm/i915: Do plane/etc. updates more atomically across pipes") and do the plane disables back to back for all pipes also when we are disabling pipes. This should provide for a potentially more atomic user experience, which might be especially nice when using joiner or tiled displays. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240305084730.19182-3-ville.syrjala@linux.intel.com Reviewed-by: Stanislav Lisovskiy --- drivers/gpu/drm/i915/display/intel_display.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index 49d920f86106..be882ffc1be6 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -6788,11 +6788,16 @@ static void intel_commit_modeset_disables(struct intel_atomic_state *state) if (!old_crtc_state->hw.active) continue; - intel_crtc_disable_planes(state, crtc); - disable_pipes |= BIT(crtc->pipe); } + for_each_old_intel_crtc_in_state(state, crtc, old_crtc_state, i) { + if ((disable_pipes & BIT(crtc->pipe)) == 0) + continue; + + intel_crtc_disable_planes(state, crtc); + } + /* Only disable port sync and MST slaves */ for_each_oldnew_intel_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) { -- cgit From 0bcce5ac67d55bc6e34fd8c0a729a084ca732569 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Tue, 5 Mar 2024 10:47:30 +0200 Subject: drm/i915: Simplify intel_old_crtc_state_disables() calling convention MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Stop passing in so much redundant stuff to intel_old_crtc_state_disables(). Top level atomic state + crtc is all we need. And while at it constify the states to make it clear they should not be mutated. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240305084730.19182-4-ville.syrjala@linux.intel.com Reviewed-by: Stanislav Lisovskiy --- drivers/gpu/drm/i915/display/intel_display.c | 18 +++++++----------- 1 file changed, 7 insertions(+), 11 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index be882ffc1be6..b88f214e111a 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -6746,11 +6746,11 @@ static void intel_update_crtc(struct intel_atomic_state *state, } static void intel_old_crtc_state_disables(struct intel_atomic_state *state, - struct intel_crtc_state *old_crtc_state, - struct intel_crtc_state *new_crtc_state, struct intel_crtc *crtc) { struct drm_i915_private *dev_priv = to_i915(state->base.dev); + const struct intel_crtc_state *new_crtc_state = + intel_atomic_get_new_crtc_state(state, crtc); /* * We need to disable pipe CRC before disabling the pipe, @@ -6769,7 +6769,7 @@ static void intel_old_crtc_state_disables(struct intel_atomic_state *state, static void intel_commit_modeset_disables(struct intel_atomic_state *state) { struct drm_i915_private *i915 = to_i915(state->base.dev); - struct intel_crtc_state *new_crtc_state, *old_crtc_state; + const struct intel_crtc_state *new_crtc_state, *old_crtc_state; struct intel_crtc *crtc; u8 disable_pipes = 0; int i; @@ -6799,8 +6799,7 @@ static void intel_commit_modeset_disables(struct intel_atomic_state *state) } /* Only disable port sync and MST slaves */ - for_each_oldnew_intel_crtc_in_state(state, crtc, old_crtc_state, - new_crtc_state, i) { + for_each_old_intel_crtc_in_state(state, crtc, old_crtc_state, i) { if ((disable_pipes & BIT(crtc->pipe)) == 0) continue; @@ -6814,20 +6813,17 @@ static void intel_commit_modeset_disables(struct intel_atomic_state *state) !intel_crtc_is_bigjoiner_slave(old_crtc_state)) continue; - intel_old_crtc_state_disables(state, old_crtc_state, - new_crtc_state, crtc); + intel_old_crtc_state_disables(state, crtc); disable_pipes &= ~BIT(crtc->pipe); } /* Disable everything else left on */ - for_each_oldnew_intel_crtc_in_state(state, crtc, old_crtc_state, - new_crtc_state, i) { + for_each_old_intel_crtc_in_state(state, crtc, old_crtc_state, i) { if ((disable_pipes & BIT(crtc->pipe)) == 0) continue; - intel_old_crtc_state_disables(state, old_crtc_state, - new_crtc_state, crtc); + intel_old_crtc_state_disables(state, crtc); disable_pipes &= ~BIT(crtc->pipe); } -- cgit From b4c9ee8487161440c45c516b367ad4d26b6d8f1d Mon Sep 17 00:00:00 2001 From: Radhakrishna Sripada Date: Wed, 28 Feb 2024 13:32:30 -0800 Subject: drm/i915: Pass size to oprom_get_vbt oprom_get_vbt will later be used to show the contents of vbt for which the size of vbt is needed. v2: Avoid overuse of *size and remove dummy size variable in intel_bios_init(Jani) Cc: Jani Nikula Signed-off-by: Radhakrishna Sripada Reviewed-by: Jani Nikula Signed-off-by: Jani Nikula Link: https://patchwork.freedesktop.org/patch/msgid/20240228213235.2495611-2-radhakrishna.sripada@intel.com --- drivers/gpu/drm/i915/display/intel_bios.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_bios.c b/drivers/gpu/drm/i915/display/intel_bios.c index 373291d10af9..71b80ff88c38 100644 --- a/drivers/gpu/drm/i915/display/intel_bios.c +++ b/drivers/gpu/drm/i915/display/intel_bios.c @@ -3058,7 +3058,8 @@ err_not_found: return NULL; } -static struct vbt_header *oprom_get_vbt(struct drm_i915_private *i915) +static struct vbt_header *oprom_get_vbt(struct drm_i915_private *i915, + size_t *sizep) { struct pci_dev *pdev = to_pci_dev(i915->drm.dev); void __iomem *p = NULL, *oprom; @@ -3107,6 +3108,9 @@ static struct vbt_header *oprom_get_vbt(struct drm_i915_private *i915) pci_unmap_rom(pdev, oprom); + if (sizep) + *sizep = vbt_size; + drm_dbg_kms(&i915->drm, "Found valid VBT in PCI ROM\n"); return vbt; @@ -3156,7 +3160,7 @@ void intel_bios_init(struct drm_i915_private *i915) } if (!vbt) { - oprom_vbt = oprom_get_vbt(i915); + oprom_vbt = oprom_get_vbt(i915, NULL); vbt = oprom_vbt; } -- cgit From 8612f91e632691fe3dc38225281fc1e6804adda1 Mon Sep 17 00:00:00 2001 From: Radhakrishna Sripada Date: Wed, 28 Feb 2024 13:32:31 -0800 Subject: drm/i915: Pass size to spi_oprom_get_vbt spi_oprom_get_vbt will later be used to show the contents of vbt for which the size of vbt is needed. Cc: Jani Nikula Signed-off-by: Radhakrishna Sripada Reviewed-by: Jani Nikula Signed-off-by: Jani Nikula Link: https://patchwork.freedesktop.org/patch/msgid/20240228213235.2495611-3-radhakrishna.sripada@intel.com --- drivers/gpu/drm/i915/display/intel_bios.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_bios.c b/drivers/gpu/drm/i915/display/intel_bios.c index 71b80ff88c38..419ef15144c6 100644 --- a/drivers/gpu/drm/i915/display/intel_bios.c +++ b/drivers/gpu/drm/i915/display/intel_bios.c @@ -3007,7 +3007,8 @@ static u32 intel_spi_read(struct intel_uncore *uncore, u32 offset) return intel_uncore_read(uncore, PRIMARY_SPI_TRIGGER); } -static struct vbt_header *spi_oprom_get_vbt(struct drm_i915_private *i915) +static struct vbt_header *spi_oprom_get_vbt(struct drm_i915_private *i915, + size_t *size) { u32 count, data, found, store = 0; u32 static_region, oprom_offset; @@ -3050,6 +3051,9 @@ static struct vbt_header *spi_oprom_get_vbt(struct drm_i915_private *i915) drm_dbg_kms(&i915->drm, "Found valid VBT in SPI flash\n"); + if (size) + *size = vbt_size; + return (struct vbt_header *)vbt; err_free_vbt: @@ -3155,7 +3159,7 @@ void intel_bios_init(struct drm_i915_private *i915) * PCI mapping */ if (!vbt && IS_DGFX(i915)) { - oprom_vbt = spi_oprom_get_vbt(i915); + oprom_vbt = spi_oprom_get_vbt(i915, NULL); vbt = oprom_vbt; } -- cgit From d962f0af809c0c80d5a359f825ec4269df0b1fc0 Mon Sep 17 00:00:00 2001 From: Radhakrishna Sripada Date: Wed, 28 Feb 2024 13:32:32 -0800 Subject: drm/i915: Move vbt read from firmware to intel_bios.c VBT read from firmware is currently nested within opregion vbt read. Extract it and place it together with other vbt read mechanisms and dis-associate vbt-firmware from opregion structure. v2: Return NULL in failure cases and use a null check in intel_bios_init(Jani) Cc: Jani Nikula Signed-off-by: Radhakrishna Sripada Reviewed-by: Jani Nikula Signed-off-by: Jani Nikula Link: https://patchwork.freedesktop.org/patch/msgid/20240228213235.2495611-4-radhakrishna.sripada@intel.com --- drivers/gpu/drm/i915/display/intel_bios.c | 45 +++++++++++++++++++++++++- drivers/gpu/drm/i915/display/intel_opregion.c | 46 --------------------------- 2 files changed, 44 insertions(+), 47 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_bios.c b/drivers/gpu/drm/i915/display/intel_bios.c index 419ef15144c6..7d50d026026f 100644 --- a/drivers/gpu/drm/i915/display/intel_bios.c +++ b/drivers/gpu/drm/i915/display/intel_bios.c @@ -25,6 +25,8 @@ * */ +#include + #include #include #include @@ -3000,6 +3002,43 @@ bool intel_bios_is_valid_vbt(struct drm_i915_private *i915, return vbt; } +static struct vbt_header *firmware_get_vbt(struct drm_i915_private *i915, + size_t *size) +{ + struct vbt_header *vbt = NULL; + const struct firmware *fw = NULL; + const char *name = i915->display.params.vbt_firmware; + int ret; + + if (!name || !*name) + return NULL; + + ret = request_firmware(&fw, name, i915->drm.dev); + if (ret) { + drm_err(&i915->drm, + "Requesting VBT firmware \"%s\" failed (%d)\n", + name, ret); + return NULL; + } + + if (intel_bios_is_valid_vbt(i915, fw->data, fw->size)) { + vbt = kmemdup(fw->data, fw->size, GFP_KERNEL); + if (vbt) { + drm_dbg_kms(&i915->drm, + "Found valid VBT firmware \"%s\"\n", name); + if (size) + *size = fw->size; + } + } else { + drm_dbg_kms(&i915->drm, "Invalid VBT firmware \"%s\"\n", + name); + } + + release_firmware(fw); + + return vbt; +} + static u32 intel_spi_read(struct intel_uncore *uncore, u32 offset) { intel_uncore_write(uncore, PRIMARY_SPI_ADDRESS, offset); @@ -3152,7 +3191,11 @@ void intel_bios_init(struct drm_i915_private *i915) init_vbt_defaults(i915); - vbt = intel_opregion_get_vbt(i915, NULL); + oprom_vbt = firmware_get_vbt(i915, NULL); + vbt = oprom_vbt; + + if (!vbt) + vbt = intel_opregion_get_vbt(i915, NULL); /* * If the OpRegion does not have VBT, look in SPI flash through MMIO or diff --git a/drivers/gpu/drm/i915/display/intel_opregion.c b/drivers/gpu/drm/i915/display/intel_opregion.c index fcbb083318a7..5d07a002edaa 100644 --- a/drivers/gpu/drm/i915/display/intel_opregion.c +++ b/drivers/gpu/drm/i915/display/intel_opregion.c @@ -27,7 +27,6 @@ #include #include -#include #include #include @@ -263,7 +262,6 @@ struct intel_opregion { struct opregion_asle *asle; struct opregion_asle_ext *asle_ext; void *rvda; - void *vbt_firmware; const void *vbt; u32 vbt_size; struct work_struct asle_work; @@ -869,46 +867,6 @@ static const struct dmi_system_id intel_no_opregion_vbt[] = { { } }; -static int intel_load_vbt_firmware(struct drm_i915_private *dev_priv) -{ - struct intel_opregion *opregion = dev_priv->display.opregion; - const struct firmware *fw = NULL; - const char *name = dev_priv->display.params.vbt_firmware; - int ret; - - if (!name || !*name) - return -ENOENT; - - ret = request_firmware(&fw, name, dev_priv->drm.dev); - if (ret) { - drm_err(&dev_priv->drm, - "Requesting VBT firmware \"%s\" failed (%d)\n", - name, ret); - return ret; - } - - if (intel_bios_is_valid_vbt(dev_priv, fw->data, fw->size)) { - opregion->vbt_firmware = kmemdup(fw->data, fw->size, GFP_KERNEL); - if (opregion->vbt_firmware) { - drm_dbg_kms(&dev_priv->drm, - "Found valid VBT firmware \"%s\"\n", name); - opregion->vbt = opregion->vbt_firmware; - opregion->vbt_size = fw->size; - ret = 0; - } else { - ret = -ENOMEM; - } - } else { - drm_dbg_kms(&dev_priv->drm, "Invalid VBT firmware \"%s\"\n", - name); - ret = -EINVAL; - } - - release_firmware(fw); - - return ret; -} - int intel_opregion_setup(struct drm_i915_private *dev_priv) { struct intel_opregion *opregion; @@ -1006,9 +964,6 @@ int intel_opregion_setup(struct drm_i915_private *dev_priv) drm_dbg(&dev_priv->drm, "Mailbox #2 for backlight present\n"); } - if (intel_load_vbt_firmware(dev_priv) == 0) - goto out; - if (dmi_check_system(intel_no_opregion_vbt)) goto out; @@ -1312,7 +1267,6 @@ void intel_opregion_cleanup(struct drm_i915_private *i915) memunmap(opregion->header); if (opregion->rvda) memunmap(opregion->rvda); - kfree(opregion->vbt_firmware); kfree(opregion); i915->display.opregion = NULL; } -- cgit From 9d9bb71f3e115b75ec5e38f087e159a87fc0413a Mon Sep 17 00:00:00 2001 From: Radhakrishna Sripada Date: Wed, 28 Feb 2024 13:32:33 -0800 Subject: drm/i915: Extract opregion vbt presence check We want to later change intel_opregion_get_vbt to duplicate the vbt memory if present, which would be an overkill when we just want to peek into the presence of opregion vbt. Carve out the presence check into its own function to use in places where only the presence of vbt is required. Suggested-by: Jani Nikula Signed-off-by: Radhakrishna Sripada Reviewed-by: Jani Nikula Signed-off-by: Jani Nikula Link: https://patchwork.freedesktop.org/patch/msgid/20240228213235.2495611-5-radhakrishna.sripada@intel.com --- drivers/gpu/drm/i915/display/intel_bios.c | 3 +-- drivers/gpu/drm/i915/display/intel_opregion.c | 10 ++++++++++ drivers/gpu/drm/i915/display/intel_opregion.h | 1 + 3 files changed, 12 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_bios.c b/drivers/gpu/drm/i915/display/intel_bios.c index 7d50d026026f..cbbef39c69cb 100644 --- a/drivers/gpu/drm/i915/display/intel_bios.c +++ b/drivers/gpu/drm/i915/display/intel_bios.c @@ -3414,8 +3414,7 @@ bool intel_bios_is_lvds_present(struct drm_i915_private *i915, u8 *i2c_pin) * additional data. Trust that if the VBT was written into * the OpRegion then they have validated the LVDS's existence. */ - if (intel_opregion_get_vbt(i915, NULL)) - return true; + return intel_opregion_vbt_present(i915); } return false; diff --git a/drivers/gpu/drm/i915/display/intel_opregion.c b/drivers/gpu/drm/i915/display/intel_opregion.c index 5d07a002edaa..58dfecb617b0 100644 --- a/drivers/gpu/drm/i915/display/intel_opregion.c +++ b/drivers/gpu/drm/i915/display/intel_opregion.c @@ -1131,6 +1131,16 @@ const struct drm_edid *intel_opregion_get_edid(struct intel_connector *intel_con return drm_edid; } +bool intel_opregion_vbt_present(struct drm_i915_private *i915) +{ + struct intel_opregion *opregion = i915->display.opregion; + + if (!opregion || !opregion->vbt) + return false; + + return true; +} + const void *intel_opregion_get_vbt(struct drm_i915_private *i915, size_t *size) { struct intel_opregion *opregion = i915->display.opregion; diff --git a/drivers/gpu/drm/i915/display/intel_opregion.h b/drivers/gpu/drm/i915/display/intel_opregion.h index 0bec224f711f..63573c38d735 100644 --- a/drivers/gpu/drm/i915/display/intel_opregion.h +++ b/drivers/gpu/drm/i915/display/intel_opregion.h @@ -53,6 +53,7 @@ int intel_opregion_notify_adapter(struct drm_i915_private *dev_priv, int intel_opregion_get_panel_type(struct drm_i915_private *dev_priv); const struct drm_edid *intel_opregion_get_edid(struct intel_connector *connector); +bool intel_opregion_vbt_present(struct drm_i915_private *i915); const void *intel_opregion_get_vbt(struct drm_i915_private *i915, size_t *size); bool intel_opregion_headless_sku(struct drm_i915_private *i915); -- cgit From 0cb9b4ead00e5359e543f9c88684970ccbaf5d25 Mon Sep 17 00:00:00 2001 From: Radhakrishna Sripada Date: Wed, 28 Feb 2024 13:32:34 -0800 Subject: drm/i915: Duplicate opregion vbt memory In the case of vbt residing in opregion, we simply remap the region into the kernel and pass the memory reference. Instead duplicate the memory to handle a saner cleanup in intel_bios_init. Cc: Jani Nikula Signed-off-by: Radhakrishna Sripada Reviewed-by: Jani Nikula Signed-off-by: Jani Nikula Link: https://patchwork.freedesktop.org/patch/msgid/20240228213235.2495611-6-radhakrishna.sripada@intel.com --- drivers/gpu/drm/i915/display/intel_bios.c | 6 ++++-- drivers/gpu/drm/i915/display/intel_opregion.c | 2 +- 2 files changed, 5 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_bios.c b/drivers/gpu/drm/i915/display/intel_bios.c index cbbef39c69cb..51954deaf644 100644 --- a/drivers/gpu/drm/i915/display/intel_bios.c +++ b/drivers/gpu/drm/i915/display/intel_bios.c @@ -3194,8 +3194,10 @@ void intel_bios_init(struct drm_i915_private *i915) oprom_vbt = firmware_get_vbt(i915, NULL); vbt = oprom_vbt; - if (!vbt) - vbt = intel_opregion_get_vbt(i915, NULL); + if (!vbt) { + oprom_vbt = intel_opregion_get_vbt(i915, NULL); + vbt = oprom_vbt; + } /* * If the OpRegion does not have VBT, look in SPI flash through MMIO or diff --git a/drivers/gpu/drm/i915/display/intel_opregion.c b/drivers/gpu/drm/i915/display/intel_opregion.c index 58dfecb617b0..68bd5101ec89 100644 --- a/drivers/gpu/drm/i915/display/intel_opregion.c +++ b/drivers/gpu/drm/i915/display/intel_opregion.c @@ -1151,7 +1151,7 @@ const void *intel_opregion_get_vbt(struct drm_i915_private *i915, size_t *size) if (size) *size = opregion->vbt_size; - return opregion->vbt; + return kmemdup(opregion->vbt, opregion->vbt_size, GFP_KERNEL); } bool intel_opregion_headless_sku(struct drm_i915_private *i915) -- cgit From a2596003ef60e7df45e369104c9d33e86582b38f Mon Sep 17 00:00:00 2001 From: Radhakrishna Sripada Date: Mon, 4 Mar 2024 13:23:31 -0800 Subject: drm/i915: Show bios vbt when read from firmware/spi/oprom Make debugfs vbt only shows valid vbt when read from ACPI opregion. Make it work when read from firmware/spi/pci oprom cases. In the cases where VBT needs to be read from spi/pci oprom, take the wakeref to prevent WARN while reading DE registers during debugfs vbt dump. v2: Extract getting vbt from different sources to its own function. Protect sysfs write with vbt check(Jani) v3: Fix CI error by probing bios vbt with runtime_pm wakeref v4: Update commit message and skip waking up runtime while accessing vbt from opregion/firmware(Jani) v5: Skip grabbing unnecessary wakeref(Jani) Cc: Jani Nikula Signed-off-by: Radhakrishna Sripada Reviewed-by: Jani Nikula Signed-off-by: Jani Nikula Link: https://patchwork.freedesktop.org/patch/msgid/20240304212331.640424-1-radhakrishna.sripada@intel.com --- drivers/gpu/drm/i915/display/intel_bios.c | 62 ++++++++++++++++--------------- 1 file changed, 33 insertions(+), 29 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_bios.c b/drivers/gpu/drm/i915/display/intel_bios.c index 51954deaf644..c7841b3eede8 100644 --- a/drivers/gpu/drm/i915/display/intel_bios.c +++ b/drivers/gpu/drm/i915/display/intel_bios.c @@ -3166,6 +3166,32 @@ err_unmap_oprom: return NULL; } +static const struct vbt_header *intel_bios_get_vbt(struct drm_i915_private *i915, + size_t *sizep) +{ + const struct vbt_header *vbt = NULL; + intel_wakeref_t wakeref; + + vbt = firmware_get_vbt(i915, sizep); + + if (!vbt) + vbt = intel_opregion_get_vbt(i915, sizep); + + /* + * If the OpRegion does not have VBT, look in SPI flash + * through MMIO or PCI mapping + */ + if (!vbt && IS_DGFX(i915)) + with_intel_runtime_pm(&i915->runtime_pm, wakeref) + vbt = spi_oprom_get_vbt(i915, sizep); + + if (!vbt) + with_intel_runtime_pm(&i915->runtime_pm, wakeref) + vbt = oprom_get_vbt(i915, sizep); + + return vbt; +} + /** * intel_bios_init - find VBT and initialize settings from the BIOS * @i915: i915 device instance @@ -3177,7 +3203,6 @@ err_unmap_oprom: void intel_bios_init(struct drm_i915_private *i915) { const struct vbt_header *vbt; - struct vbt_header *oprom_vbt = NULL; const struct bdb_header *bdb; INIT_LIST_HEAD(&i915->display.vbt.display_devices); @@ -3191,27 +3216,7 @@ void intel_bios_init(struct drm_i915_private *i915) init_vbt_defaults(i915); - oprom_vbt = firmware_get_vbt(i915, NULL); - vbt = oprom_vbt; - - if (!vbt) { - oprom_vbt = intel_opregion_get_vbt(i915, NULL); - vbt = oprom_vbt; - } - - /* - * If the OpRegion does not have VBT, look in SPI flash through MMIO or - * PCI mapping - */ - if (!vbt && IS_DGFX(i915)) { - oprom_vbt = spi_oprom_get_vbt(i915, NULL); - vbt = oprom_vbt; - } - - if (!vbt) { - oprom_vbt = oprom_get_vbt(i915, NULL); - vbt = oprom_vbt; - } + vbt = intel_bios_get_vbt(i915, NULL); if (!vbt) goto out; @@ -3244,7 +3249,7 @@ out: parse_sdvo_device_mapping(i915); parse_ddi_ports(i915); - kfree(oprom_vbt); + kfree(vbt); } static void intel_bios_init_panel(struct drm_i915_private *i915, @@ -3774,13 +3779,12 @@ static int intel_bios_vbt_show(struct seq_file *m, void *unused) const void *vbt; size_t vbt_size; - /* - * FIXME: VBT might originate from other places than opregion, and then - * this would be incorrect. - */ - vbt = intel_opregion_get_vbt(i915, &vbt_size); - if (vbt) + vbt = intel_bios_get_vbt(i915, &vbt_size); + + if (vbt) { seq_write(m, vbt, vbt_size); + kfree(vbt); + } return 0; } -- cgit From 0e7dd6fe96020e6b7f5e068bf1c66078e0b145d3 Mon Sep 17 00:00:00 2001 From: Radhakrishna Sripada Date: Wed, 28 Feb 2024 13:48:54 -0800 Subject: drm/i915: Reuse RPLU cdclk fns for MTL+ MTL/LNL use the same cdclk functions as RPLU albeit with different tables. Having separate tables and not requiring special handling for the platforms, reuse RPLU cdclk functions. v2: Update subject and the commit message(Jani) Cc: Gustavo Sousa Reviewed-by: Jani Nikula Signed-off-by: Radhakrishna Sripada Link: https://patchwork.freedesktop.org/patch/msgid/20240228214854.2530205-1-radhakrishna.sripada@intel.com --- drivers/gpu/drm/i915/display/intel_cdclk.c | 11 ++--------- 1 file changed, 2 insertions(+), 9 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_cdclk.c b/drivers/gpu/drm/i915/display/intel_cdclk.c index 22473c55b899..5b2688d8c644 100644 --- a/drivers/gpu/drm/i915/display/intel_cdclk.c +++ b/drivers/gpu/drm/i915/display/intel_cdclk.c @@ -3559,13 +3559,6 @@ void intel_cdclk_debugfs_register(struct drm_i915_private *i915) i915, &i915_cdclk_info_fops); } -static const struct intel_cdclk_funcs mtl_cdclk_funcs = { - .get_cdclk = bxt_get_cdclk, - .set_cdclk = bxt_set_cdclk, - .modeset_calc_cdclk = bxt_modeset_calc_cdclk, - .calc_voltage_level = rplu_calc_voltage_level, -}; - static const struct intel_cdclk_funcs rplu_cdclk_funcs = { .get_cdclk = bxt_get_cdclk, .set_cdclk = bxt_set_cdclk, @@ -3709,10 +3702,10 @@ static const struct intel_cdclk_funcs i830_cdclk_funcs = { void intel_init_cdclk_hooks(struct drm_i915_private *dev_priv) { if (DISPLAY_VER(dev_priv) >= 20) { - dev_priv->display.funcs.cdclk = &mtl_cdclk_funcs; + dev_priv->display.funcs.cdclk = &rplu_cdclk_funcs; dev_priv->display.cdclk.table = lnl_cdclk_table; } else if (DISPLAY_VER(dev_priv) >= 14) { - dev_priv->display.funcs.cdclk = &mtl_cdclk_funcs; + dev_priv->display.funcs.cdclk = &rplu_cdclk_funcs; dev_priv->display.cdclk.table = mtl_cdclk_table; } else if (IS_DG2(dev_priv)) { dev_priv->display.funcs.cdclk = &tgl_cdclk_funcs; -- cgit From 7a51a2aa2384ea8bee76698ae586a2bea5b8ddb5 Mon Sep 17 00:00:00 2001 From: Imre Deak Date: Mon, 11 Mar 2024 16:56:26 +0200 Subject: drm/i915/dp: Fix DSC state HW readout for SST connectors Commit a62e14598150 ("drm/i915/dp: Fix connector DSC HW state readout") moved the DSC HW state readout to a connector specific hook, however only added the hook for DP MST connectors, not for DP SST ones. Fix adding the hook for SST connectors as well. This fixes the following warn on platforms where BIOS enables DSC: [ 66.208601] i915 0000:00:02.0: drm_WARN_ON(!connector->dp.dsc_decompression_aux || !connector->dp.dsc_decompression_enabled) ... [ 66.209024] RIP: 0010:intel_dp_sink_disable_decompression+0x76/0x110 [i915] ... [ 66.209333] ? intel_dp_sink_disable_decompression+0x76/0x110 [i915] ... [ 66.210068] intel_disable_ddi+0x135/0x1d0 [i915] [ 66.210302] intel_encoders_disable+0x9b/0xc0 [i915] [ 66.210565] hsw_crtc_disable+0x153/0x170 [i915] [ 66.210823] intel_old_crtc_state_disables+0x52/0xb0 [i915] [ 66.211107] intel_atomic_commit_tail+0x5cf/0x1330 [i915] [ 66.211366] intel_atomic_commit+0x39d/0x3f0 [i915] [ 66.211612] ? intel_atomic_commit+0x39d/0x3f0 [i915] [ 66.211872] drm_atomic_commit+0x9d/0xd0 [drm] [ 66.211921] ? __pfx___drm_printfn_info+0x10/0x10 [drm] [ 66.211975] intel_initial_commit+0x1a8/0x260 [i915] [ 66.212234] intel_display_driver_probe+0x2a/0x80 [i915] [ 66.212479] i915_driver_probe+0x7c6/0xc60 [i915] [ 66.212664] ? drm_privacy_screen_get+0x168/0x190 [drm] [ 66.212711] i915_pci_probe+0xe2/0x1c0 [i915] Fixes: a62e14598150 ("drm/i915/dp: Fix connector DSC HW state readout") Closes: https://gitlab.freedesktop.org/drm/intel/-/issues/10410 Cc: Ankit Nautiyal Reviewed-by: Ankit Nautiyal Signed-off-by: Imre Deak Link: https://patchwork.freedesktop.org/patch/msgid/20240311145626.2454923-1-imre.deak@intel.com --- drivers/gpu/drm/i915/display/intel_dp.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index 9050437a38c6..b6d45ab41ff7 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -6625,6 +6625,7 @@ intel_dp_init_connector(struct intel_digital_port *dig_port, intel_connector->get_hw_state = intel_ddi_connector_get_hw_state; else intel_connector->get_hw_state = intel_connector_get_hw_state; + intel_connector->sync_state = intel_dp_connector_sync_state; if (!intel_edp_init_connector(intel_dp, intel_connector)) { intel_dp_aux_fini(intel_dp); -- cgit From b49abfed115b9b37cb3db0db467fbc39543678c3 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Tue, 12 Mar 2024 13:57:57 +0200 Subject: drm/i915/opregion: add intel_opregion_vbt_present() stub for ACPI=n MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The opregion code needs stubs for ACPI=n. Add the missing stub for intel_opregion_vbt_present(). Reported-by: Thomas Weißschuh Closes: https://lore.kernel.org/r/20240312120240-afdb1b83-8517-434b-be79-06f41bafd71f@linutronix.de Fixes: 9d9bb71f3e11 ("drm/i915: Extract opregion vbt presence check") Cc: Radhakrishna Sripada Reviewed-by: Radhakrishna Sripada Link: https://patchwork.freedesktop.org/patch/msgid/20240312115757.683584-1-jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_opregion.h | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/gpu/drm/i915/display/intel_opregion.h b/drivers/gpu/drm/i915/display/intel_opregion.h index 63573c38d735..4b2b8e752632 100644 --- a/drivers/gpu/drm/i915/display/intel_opregion.h +++ b/drivers/gpu/drm/i915/display/intel_opregion.h @@ -120,6 +120,11 @@ intel_opregion_get_edid(struct intel_connector *connector) return NULL; } +static inline bool intel_opregion_vbt_present(struct drm_i915_private *i915) +{ + return false; +} + static inline const void * intel_opregion_get_vbt(struct drm_i915_private *i915, size_t *size) { -- cgit From dfdfc609bb71521ac22a2ff91f608644bf7e7b6d Mon Sep 17 00:00:00 2001 From: Gustavo Sousa Date: Tue, 12 Mar 2024 13:36:32 -0300 Subject: drm/i915/cdclk: Rename lnl_cdclk_table to xe2lpd_cdclk_table The CDCLK table is tied to Xe2LPD display and not to the platform. Let's rename lnl_cdclk_table to xe2lpd_cdclk_table in order to reflect that. Reviewed-by: Matt Roper Signed-off-by: Gustavo Sousa Link: https://patchwork.freedesktop.org/patch/msgid/20240312163639.172321-2-gustavo.sousa@intel.com Signed-off-by: Lucas De Marchi --- drivers/gpu/drm/i915/display/intel_cdclk.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_cdclk.c b/drivers/gpu/drm/i915/display/intel_cdclk.c index 5b2688d8c644..be268c6abe21 100644 --- a/drivers/gpu/drm/i915/display/intel_cdclk.c +++ b/drivers/gpu/drm/i915/display/intel_cdclk.c @@ -1417,7 +1417,7 @@ static const struct intel_cdclk_vals mtl_cdclk_table[] = { {} }; -static const struct intel_cdclk_vals lnl_cdclk_table[] = { +static const struct intel_cdclk_vals xe2lpd_cdclk_table[] = { { .refclk = 38400, .cdclk = 153600, .ratio = 16, .waveform = 0xaaaa }, { .refclk = 38400, .cdclk = 172800, .ratio = 16, .waveform = 0xad5a }, { .refclk = 38400, .cdclk = 192000, .ratio = 16, .waveform = 0xb6b6 }, @@ -3703,7 +3703,7 @@ void intel_init_cdclk_hooks(struct drm_i915_private *dev_priv) { if (DISPLAY_VER(dev_priv) >= 20) { dev_priv->display.funcs.cdclk = &rplu_cdclk_funcs; - dev_priv->display.cdclk.table = lnl_cdclk_table; + dev_priv->display.cdclk.table = xe2lpd_cdclk_table; } else if (DISPLAY_VER(dev_priv) >= 14) { dev_priv->display.funcs.cdclk = &rplu_cdclk_funcs; dev_priv->display.cdclk.table = mtl_cdclk_table; -- cgit From 5372a54d7a3cf32c761d2896276b72b495bcb497 Mon Sep 17 00:00:00 2001 From: Gustavo Sousa Date: Tue, 12 Mar 2024 13:36:33 -0300 Subject: drm/i915/cdclk: Add and use mdclk_source_is_cdclk_pll() Currently, only Xe2LPD uses CDCLK PLL as the source of MDCLK and previous display IPs use the CD2XCLK. There will be changes in code paths common to those platforms that will rely on which source is being used. As such, let's make that information explicit with the addition of the predicate function mdclk_source_is_cdclk_pll(). Arguably, an enum could be created, but using a boolean should suffice here, since we there are only two possible sources and the logic that will rely on it will be very localized. In order to get the code into a more consistent state, let's also take this opportunity to hook the selection of CDCLK_CTL's "MDCLK Source Select" to that new function. Even though currently only MDCLK_SOURCE_SEL_CDCLK_PLL will be returned, having this extra logic is arguably better than keeping stuff untied and prone to bugs. v2: - Extract mdclk_source_is_cdclk_pll() out of xe2lpd_mdclk_source_sel() to make latter only about the register's field. Bspec: 69090, 68861 Cc: Matt Roper Signed-off-by: Gustavo Sousa Reviewed-by: Matt Roper Link: https://patchwork.freedesktop.org/patch/msgid/20240312163639.172321-3-gustavo.sousa@intel.com Signed-off-by: Lucas De Marchi --- drivers/gpu/drm/i915/display/intel_cdclk.c | 15 ++++++++++++++- drivers/gpu/drm/i915/i915_reg.h | 4 +++- 2 files changed, 17 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_cdclk.c b/drivers/gpu/drm/i915/display/intel_cdclk.c index be268c6abe21..ad0f03e51e4a 100644 --- a/drivers/gpu/drm/i915/display/intel_cdclk.c +++ b/drivers/gpu/drm/i915/display/intel_cdclk.c @@ -1876,6 +1876,19 @@ static bool cdclk_pll_is_unknown(unsigned int vco) return vco == ~0; } +static bool mdclk_source_is_cdclk_pll(struct drm_i915_private *i915) +{ + return DISPLAY_VER(i915) >= 20; +} + +static u32 xe2lpd_mdclk_source_sel(struct drm_i915_private *i915) +{ + if (mdclk_source_is_cdclk_pll(i915)) + return MDCLK_SOURCE_SEL_CDCLK_PLL; + + return MDCLK_SOURCE_SEL_CD2XCLK; +} + static bool cdclk_compute_crawl_and_squash_midpoint(struct drm_i915_private *i915, const struct intel_cdclk_config *old_cdclk_config, const struct intel_cdclk_config *new_cdclk_config, @@ -1980,7 +1993,7 @@ static u32 bxt_cdclk_ctl(struct drm_i915_private *i915, val |= BXT_CDCLK_SSA_PRECHARGE_ENABLE; if (DISPLAY_VER(i915) >= 20) - val |= MDCLK_SOURCE_SEL_CDCLK_PLL; + val |= xe2lpd_mdclk_source_sel(i915); else val |= skl_cdclk_decimal(cdclk); diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 8823531b8770..d6193c858a74 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -5891,7 +5891,9 @@ enum skl_power_gate { #define CDCLK_FREQ_540 REG_FIELD_PREP(CDCLK_FREQ_SEL_MASK, 1) #define CDCLK_FREQ_337_308 REG_FIELD_PREP(CDCLK_FREQ_SEL_MASK, 2) #define CDCLK_FREQ_675_617 REG_FIELD_PREP(CDCLK_FREQ_SEL_MASK, 3) -#define MDCLK_SOURCE_SEL_CDCLK_PLL REG_BIT(25) +#define MDCLK_SOURCE_SEL_MASK REG_GENMASK(25, 25) +#define MDCLK_SOURCE_SEL_CD2XCLK REG_FIELD_PREP(MDCLK_SOURCE_SEL_MASK, 0) +#define MDCLK_SOURCE_SEL_CDCLK_PLL REG_FIELD_PREP(MDCLK_SOURCE_SEL_MASK, 1) #define BXT_CDCLK_CD2X_DIV_SEL_MASK REG_GENMASK(23, 22) #define BXT_CDCLK_CD2X_DIV_SEL_1 REG_FIELD_PREP(BXT_CDCLK_CD2X_DIV_SEL_MASK, 0) #define BXT_CDCLK_CD2X_DIV_SEL_1_5 REG_FIELD_PREP(BXT_CDCLK_CD2X_DIV_SEL_MASK, 1) -- cgit From 452269e2f0ea180a4bc39fd4643df7fe2ea0bb8e Mon Sep 17 00:00:00 2001 From: Gustavo Sousa Date: Tue, 12 Mar 2024 13:36:34 -0300 Subject: drm/i915/cdclk: Only compute squash waveform when necessary It is no use computing the squash waveform if we are not going to use it. Move the call to cdclk_squash_waveform() inside the block guarded by HAS_CDCLK_SQUASH(dev_priv). v2: - Move "u16 waveform" declaration to inside the block where it is initialized and used. (Matt) Reviewed-by: Matt Roper Signed-off-by: Gustavo Sousa Link: https://patchwork.freedesktop.org/patch/msgid/20240312163639.172321-4-gustavo.sousa@intel.com Signed-off-by: Lucas De Marchi --- drivers/gpu/drm/i915/display/intel_cdclk.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_cdclk.c b/drivers/gpu/drm/i915/display/intel_cdclk.c index ad0f03e51e4a..354a9dba6440 100644 --- a/drivers/gpu/drm/i915/display/intel_cdclk.c +++ b/drivers/gpu/drm/i915/display/intel_cdclk.c @@ -2006,7 +2006,6 @@ static void _bxt_set_cdclk(struct drm_i915_private *dev_priv, { int cdclk = cdclk_config->cdclk; int vco = cdclk_config->vco; - u16 waveform; if (HAS_CDCLK_CRAWL(dev_priv) && dev_priv->display.cdclk.hw.vco > 0 && vco > 0 && !cdclk_pll_is_unknown(dev_priv->display.cdclk.hw.vco)) { @@ -2021,10 +2020,11 @@ static void _bxt_set_cdclk(struct drm_i915_private *dev_priv, } else bxt_cdclk_pll_update(dev_priv, vco); - waveform = cdclk_squash_waveform(dev_priv, cdclk); + if (HAS_CDCLK_SQUASH(dev_priv)) { + u16 waveform = cdclk_squash_waveform(dev_priv, cdclk); - if (HAS_CDCLK_SQUASH(dev_priv)) dg2_cdclk_squash_program(dev_priv, waveform); + } intel_de_write(dev_priv, CDCLK_CTL, bxt_cdclk_ctl(dev_priv, cdclk_config, pipe)); -- cgit From 66a0e0681392420b326f00ba732e6bda099eda29 Mon Sep 17 00:00:00 2001 From: Gustavo Sousa Date: Tue, 12 Mar 2024 13:36:35 -0300 Subject: drm/i915: Extract intel_dbuf_mdclk_cdclk_ratio_update() As of Xe2LPD, it is now possible to select the source of the MDCLK as either the CD2XCLK or the CDCLK PLL. Previous display IPs were hardcoded to use the CD2XCLK. For those, the ratio between MDCLK and CDCLK remained constant, namely 2. For Xe2LPD, when we select the CDCLK PLL as the source, the ratio will vary according to the squashing configuration (since the cd2x divisor is fixed for all supported configurations). To help the transition to supporting changes in the ratio, extract the function intel_dbuf_mdclk_cdclk_ratio_update() from the existing logic and call it using 2 as hardcoded ratio. Upcoming changes will use that function for updates in the ratio due to CDCLK changes. Bspec: 50057, 69445, 49213, 68868 Reviewed-by: Matt Roper Signed-off-by: Gustavo Sousa Link: https://patchwork.freedesktop.org/patch/msgid/20240312163639.172321-5-gustavo.sousa@intel.com Signed-off-by: Lucas De Marchi --- drivers/gpu/drm/i915/display/skl_watermark.c | 30 ++++++++++++++++++---------- 1 file changed, 19 insertions(+), 11 deletions(-) diff --git a/drivers/gpu/drm/i915/display/skl_watermark.c b/drivers/gpu/drm/i915/display/skl_watermark.c index c6b9be80d83c..d9e49cd60d3a 100644 --- a/drivers/gpu/drm/i915/display/skl_watermark.c +++ b/drivers/gpu/drm/i915/display/skl_watermark.c @@ -3530,6 +3530,21 @@ int intel_dbuf_init(struct drm_i915_private *i915) return 0; } +static void intel_dbuf_mdclk_cdclk_ratio_update(struct drm_i915_private *i915, + u8 ratio, + bool joined_mbus) +{ + enum dbuf_slice slice; + + if (joined_mbus) + ratio *= 2; + + for_each_dbuf_slice(i915, slice) + intel_de_rmw(i915, DBUF_CTL_S(slice), + DBUF_MIN_TRACKER_STATE_SERVICE_MASK, + DBUF_MIN_TRACKER_STATE_SERVICE(ratio - 1)); +} + /* * Configure MBUS_CTL and all DBUF_CTL_S of each slice to join_mbus state before * update the request state of all DBUS slices. @@ -3537,8 +3552,7 @@ int intel_dbuf_init(struct drm_i915_private *i915) static void update_mbus_pre_enable(struct intel_atomic_state *state) { struct drm_i915_private *i915 = to_i915(state->base.dev); - u32 mbus_ctl, dbuf_min_tracker_val; - enum dbuf_slice slice; + u32 mbus_ctl; const struct intel_dbuf_state *dbuf_state = intel_atomic_get_new_dbuf_state(state); @@ -3549,24 +3563,18 @@ static void update_mbus_pre_enable(struct intel_atomic_state *state) * TODO: Implement vblank synchronized MBUS joining changes. * Must be properly coordinated with dbuf reprogramming. */ - if (dbuf_state->joined_mbus) { + if (dbuf_state->joined_mbus) mbus_ctl = MBUS_HASHING_MODE_1x4 | MBUS_JOIN | MBUS_JOIN_PIPE_SELECT_NONE; - dbuf_min_tracker_val = DBUF_MIN_TRACKER_STATE_SERVICE(3); - } else { + else mbus_ctl = MBUS_HASHING_MODE_2x2 | MBUS_JOIN_PIPE_SELECT_NONE; - dbuf_min_tracker_val = DBUF_MIN_TRACKER_STATE_SERVICE(1); - } intel_de_rmw(i915, MBUS_CTL, MBUS_HASHING_MODE_MASK | MBUS_JOIN | MBUS_JOIN_PIPE_SELECT_MASK, mbus_ctl); - for_each_dbuf_slice(i915, slice) - intel_de_rmw(i915, DBUF_CTL_S(slice), - DBUF_MIN_TRACKER_STATE_SERVICE_MASK, - dbuf_min_tracker_val); + intel_dbuf_mdclk_cdclk_ratio_update(i915, 2, dbuf_state->joined_mbus); } void intel_dbuf_pre_plane_update(struct intel_atomic_state *state) -- cgit From 9161e31181440e4882f78e02783e40325dc82e27 Mon Sep 17 00:00:00 2001 From: Gustavo Sousa Date: Tue, 12 Mar 2024 13:36:36 -0300 Subject: drm/i915: Add mdclk_cdclk_ratio to intel_dbuf_state Xe2LPD always selects the CDCLK PLL as source for the MDCLK. Because of that, the ratio between MDCLK and CDCLK is not be constant anymore. As such, make sure to have the current ratio available in intel_dbuf_state so that it can be used during dbuf programming. Note that we write-lock the global state instead of serializing to a hardware commit because a change in the ratio should be rather handled in the CDCLK change sequence, which will need to take care of updating the necessary registers in that case. We will implement that in upcoming changes. That said, changes in the MBus joining state should be handled by the DBUF/MBUS logic, just like it is already done, but the logic will need to know the ratio to properly update the registers. v2: - Make first sentence of commit message more intelligible. (Matt) Reviewed-by: Matt Roper Signed-off-by: Gustavo Sousa Link: https://patchwork.freedesktop.org/patch/msgid/20240312163639.172321-6-gustavo.sousa@intel.com Signed-off-by: Lucas De Marchi --- drivers/gpu/drm/i915/display/intel_cdclk.c | 20 ++++++++++++++++++++ drivers/gpu/drm/i915/display/intel_cdclk.h | 2 ++ drivers/gpu/drm/i915/display/skl_watermark.c | 18 +++++++++++++++++- drivers/gpu/drm/i915/display/skl_watermark.h | 3 +++ 4 files changed, 42 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/display/intel_cdclk.c b/drivers/gpu/drm/i915/display/intel_cdclk.c index 354a9dba6440..4e143082dca1 100644 --- a/drivers/gpu/drm/i915/display/intel_cdclk.c +++ b/drivers/gpu/drm/i915/display/intel_cdclk.c @@ -39,6 +39,7 @@ #include "intel_pcode.h" #include "intel_psr.h" #include "intel_vdsc.h" +#include "skl_watermark.h" #include "vlv_sideband.h" /** @@ -1889,6 +1890,16 @@ static u32 xe2lpd_mdclk_source_sel(struct drm_i915_private *i915) return MDCLK_SOURCE_SEL_CD2XCLK; } +u8 intel_mdclk_cdclk_ratio(struct drm_i915_private *i915, + const struct intel_cdclk_config *cdclk_config) +{ + if (mdclk_source_is_cdclk_pll(i915)) + return DIV_ROUND_UP(cdclk_config->vco, cdclk_config->cdclk); + + /* Otherwise, source for MDCLK is CD2XCLK. */ + return 2; +} + static bool cdclk_compute_crawl_and_squash_midpoint(struct drm_i915_private *i915, const struct intel_cdclk_config *old_cdclk_config, const struct intel_cdclk_config *new_cdclk_config, @@ -3278,6 +3289,15 @@ int intel_modeset_calc_cdclk(struct intel_atomic_state *state) "Modeset required for cdclk change\n"); } + if (intel_mdclk_cdclk_ratio(dev_priv, &old_cdclk_state->actual) != + intel_mdclk_cdclk_ratio(dev_priv, &new_cdclk_state->actual)) { + u8 ratio = intel_mdclk_cdclk_ratio(dev_priv, &new_cdclk_state->actual); + + ret = intel_dbuf_state_set_mdclk_cdclk_ratio(state, ratio); + if (ret) + return ret; + } + drm_dbg_kms(&dev_priv->drm, "New cdclk calculated to be logical %u kHz, actual %u kHz\n", new_cdclk_state->logical.cdclk, diff --git a/drivers/gpu/drm/i915/display/intel_cdclk.h b/drivers/gpu/drm/i915/display/intel_cdclk.h index fa301495e7f1..8e6e302bd599 100644 --- a/drivers/gpu/drm/i915/display/intel_cdclk.h +++ b/drivers/gpu/drm/i915/display/intel_cdclk.h @@ -62,6 +62,8 @@ void intel_update_cdclk(struct drm_i915_private *dev_priv); u32 intel_read_rawclk(struct drm_i915_private *dev_priv); bool intel_cdclk_clock_changed(const struct intel_cdclk_config *a, const struct intel_cdclk_config *b); +u8 intel_mdclk_cdclk_ratio(struct drm_i915_private *i915, + const struct intel_cdclk_config *cdclk_config); void intel_set_cdclk_pre_plane_update(struct intel_atomic_state *state); void intel_set_cdclk_post_plane_update(struct intel_atomic_state *state); void intel_cdclk_dump_config(struct drm_i915_private *i915, diff --git a/drivers/gpu/drm/i915/display/skl_watermark.c b/drivers/gpu/drm/i915/display/skl_watermark.c index d9e49cd60d3a..4410e21888ad 100644 --- a/drivers/gpu/drm/i915/display/skl_watermark.c +++ b/drivers/gpu/drm/i915/display/skl_watermark.c @@ -3057,6 +3057,8 @@ static void skl_wm_get_hw_state(struct drm_i915_private *i915) if (HAS_MBUS_JOINING(i915)) dbuf_state->joined_mbus = intel_de_read(i915, MBUS_CTL) & MBUS_JOIN; + dbuf_state->mdclk_cdclk_ratio = intel_mdclk_cdclk_ratio(i915, &i915->display.cdclk.hw); + for_each_intel_crtc(&i915->drm, crtc) { struct intel_crtc_state *crtc_state = to_intel_crtc_state(crtc->base.state); @@ -3530,6 +3532,19 @@ int intel_dbuf_init(struct drm_i915_private *i915) return 0; } +int intel_dbuf_state_set_mdclk_cdclk_ratio(struct intel_atomic_state *state, u8 ratio) +{ + struct intel_dbuf_state *dbuf_state; + + dbuf_state = intel_atomic_get_dbuf_state(state); + if (IS_ERR(dbuf_state)) + return PTR_ERR(dbuf_state); + + dbuf_state->mdclk_cdclk_ratio = ratio; + + return intel_atomic_lock_global_state(&dbuf_state->base); +} + static void intel_dbuf_mdclk_cdclk_ratio_update(struct drm_i915_private *i915, u8 ratio, bool joined_mbus) @@ -3574,7 +3589,8 @@ static void update_mbus_pre_enable(struct intel_atomic_state *state) MBUS_HASHING_MODE_MASK | MBUS_JOIN | MBUS_JOIN_PIPE_SELECT_MASK, mbus_ctl); - intel_dbuf_mdclk_cdclk_ratio_update(i915, 2, dbuf_state->joined_mbus); + intel_dbuf_mdclk_cdclk_ratio_update(i915, dbuf_state->mdclk_cdclk_ratio, + dbuf_state->joined_mbus); } void intel_dbuf_pre_plane_update(struct intel_atomic_state *state) diff --git a/drivers/gpu/drm/i915/display/skl_watermark.h b/drivers/gpu/drm/i915/display/skl_watermark.h index e3d1d74a7b17..fed4d12df584 100644 --- a/drivers/gpu/drm/i915/display/skl_watermark.h +++ b/drivers/gpu/drm/i915/display/skl_watermark.h @@ -58,6 +58,7 @@ struct intel_dbuf_state { u8 slices[I915_MAX_PIPES]; u8 enabled_slices; u8 active_pipes; + u8 mdclk_cdclk_ratio; bool joined_mbus; }; @@ -71,6 +72,8 @@ intel_atomic_get_dbuf_state(struct intel_atomic_state *state); to_intel_dbuf_state(intel_atomic_get_new_global_obj_state(state, &to_i915(state->base.dev)->display.dbuf.obj)) int intel_dbuf_init(struct drm_i915_private *i915); +int intel_dbuf_state_set_mdclk_cdclk_ratio(struct intel_atomic_state *state, u8 ratio); + void intel_dbuf_pre_plane_update(struct intel_atomic_state *state); void intel_dbuf_post_plane_update(struct intel_atomic_state *state); void intel_mbus_dbox_update(struct intel_atomic_state *state); -- cgit From c834a080a0134e7bd0cb18c3a2b0dd674794d182 Mon Sep 17 00:00:00 2001 From: Gustavo Sousa Date: Tue, 12 Mar 2024 13:36:37 -0300 Subject: drm/i915/xe2lpd: Support MDCLK:CDCLK ratio changes Commit 394b4b7df9f7 ("drm/i915/lnl: Add CDCLK table") and commit 3d3696c0fed1 ("drm/i915/lnl: Start using CDCLK through PLL") started adding support for CDCLK programming support for Xe2LPD. One final piece is missing, which is the programming necessary for changed in the ratio between MDCLK and CDCLK. Let's do that now. BSpec instructs us to update MBUS_CTL and DBUF_CTL_S* registers when the ratio between MDCLK and CDCLK changes. The updates must be done before changing the CDCLK when decreasing the frequency; or after it when increasing the frequency. Ratio-related updates to MBUS_CTL also depend on the state of MBus joining, so they are performed by either CDCLK change sequence or by changes in MBus joining. Since one might happen independently of the other, we need to make sure that both logics see the necessary state values when programming that register. MBus joining logic needs to know the MDCLK:CDCLK ratio and that's already provided via mdclk_cdclk_ratio field of struct intel_dbuf_state. For the CDCLK logic, we need to have something similar: we need to propagate the status of MBus joining to struct intel_cdclk_state. Do that by adding the field joined_mbus to struct intel_cdclk_config. (Preferably, that field would be added to intel_cdclk_state, however currently only intel_cdclk_config is passed down to the functions that do the register programming. We might revisit this decision if we find that refactoring the code to pass the whole intel_cdclk_state is worth it.) Bspec: 68864, 68868, 69090, 69482 Reviewed-by: Stanislav Lisovskiy Signed-off-by: Gustavo Sousa Link: https://patchwork.freedesktop.org/patch/msgid/20240312163639.172321-7-gustavo.sousa@intel.com Signed-off-by: Lucas De Marchi --- drivers/gpu/drm/i915/display/intel_cdclk.c | 31 ++++++++++++++++++ drivers/gpu/drm/i915/display/intel_cdclk.h | 3 ++ drivers/gpu/drm/i915/display/skl_watermark.c | 40 ++++++++++++++++++----- drivers/gpu/drm/i915/display/skl_watermark.h | 1 + drivers/gpu/drm/i915/display/skl_watermark_regs.h | 18 +++++----- 5 files changed, 77 insertions(+), 16 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_cdclk.c b/drivers/gpu/drm/i915/display/intel_cdclk.c index 4e143082dca1..31aaa9780dfc 100644 --- a/drivers/gpu/drm/i915/display/intel_cdclk.c +++ b/drivers/gpu/drm/i915/display/intel_cdclk.c @@ -40,6 +40,7 @@ #include "intel_psr.h" #include "intel_vdsc.h" #include "skl_watermark.h" +#include "skl_watermark_regs.h" #include "vlv_sideband.h" /** @@ -1683,6 +1684,8 @@ static void bxt_get_cdclk(struct drm_i915_private *dev_priv, } out: + if (DISPLAY_VER(dev_priv) >= 20) + cdclk_config->joined_mbus = intel_de_read(dev_priv, MBUS_CTL) & MBUS_JOIN; /* * Can't read this out :( Let's assume it's * at least what the CDCLK frequency requires. @@ -1900,6 +1903,14 @@ u8 intel_mdclk_cdclk_ratio(struct drm_i915_private *i915, return 2; } +static void xe2lpd_mdclk_cdclk_ratio_program(struct drm_i915_private *i915, + const struct intel_cdclk_config *cdclk_config) +{ + intel_dbuf_mdclk_cdclk_ratio_update(i915, + intel_mdclk_cdclk_ratio(i915, cdclk_config), + cdclk_config->joined_mbus); +} + static bool cdclk_compute_crawl_and_squash_midpoint(struct drm_i915_private *i915, const struct intel_cdclk_config *old_cdclk_config, const struct intel_cdclk_config *new_cdclk_config, @@ -2080,6 +2091,9 @@ static void bxt_set_cdclk(struct drm_i915_private *dev_priv, return; } + if (DISPLAY_VER(dev_priv) >= 20 && cdclk < dev_priv->display.cdclk.hw.cdclk) + xe2lpd_mdclk_cdclk_ratio_program(dev_priv, cdclk_config); + if (cdclk_compute_crawl_and_squash_midpoint(dev_priv, &dev_priv->display.cdclk.hw, cdclk_config, &mid_cdclk_config)) { _bxt_set_cdclk(dev_priv, &mid_cdclk_config, pipe); @@ -2088,6 +2102,9 @@ static void bxt_set_cdclk(struct drm_i915_private *dev_priv, _bxt_set_cdclk(dev_priv, cdclk_config, pipe); } + if (DISPLAY_VER(dev_priv) >= 20 && cdclk > dev_priv->display.cdclk.hw.cdclk) + xe2lpd_mdclk_cdclk_ratio_program(dev_priv, cdclk_config); + if (DISPLAY_VER(dev_priv) >= 14) /* * NOOP - No Pcode communication needed for @@ -3170,6 +3187,20 @@ int intel_cdclk_atomic_check(struct intel_atomic_state *state, return 0; } +int intel_cdclk_state_set_joined_mbus(struct intel_atomic_state *state, bool joined_mbus) +{ + struct intel_cdclk_state *cdclk_state; + + cdclk_state = intel_atomic_get_cdclk_state(state); + if (IS_ERR(cdclk_state)) + return PTR_ERR(cdclk_state); + + cdclk_state->actual.joined_mbus = joined_mbus; + cdclk_state->logical.joined_mbus = joined_mbus; + + return intel_atomic_lock_global_state(&cdclk_state->base); +} + int intel_cdclk_init(struct drm_i915_private *dev_priv) { struct intel_cdclk_state *cdclk_state; diff --git a/drivers/gpu/drm/i915/display/intel_cdclk.h b/drivers/gpu/drm/i915/display/intel_cdclk.h index 8e6e302bd599..e358234bfe26 100644 --- a/drivers/gpu/drm/i915/display/intel_cdclk.h +++ b/drivers/gpu/drm/i915/display/intel_cdclk.h @@ -18,6 +18,8 @@ struct intel_crtc_state; struct intel_cdclk_config { unsigned int cdclk, vco, ref, bypass; u8 voltage_level; + /* This field is only valid for Xe2LPD and above. */ + bool joined_mbus; }; struct intel_cdclk_state { @@ -74,6 +76,7 @@ void intel_cdclk_get_cdclk(struct drm_i915_private *dev_priv, struct intel_cdclk_config *cdclk_config); int intel_cdclk_atomic_check(struct intel_atomic_state *state, bool *need_cdclk_calc); +int intel_cdclk_state_set_joined_mbus(struct intel_atomic_state *state, bool joined_mbus); struct intel_cdclk_state * intel_atomic_get_cdclk_state(struct intel_atomic_state *state); diff --git a/drivers/gpu/drm/i915/display/skl_watermark.c b/drivers/gpu/drm/i915/display/skl_watermark.c index 4410e21888ad..bc341abcab2f 100644 --- a/drivers/gpu/drm/i915/display/skl_watermark.c +++ b/drivers/gpu/drm/i915/display/skl_watermark.c @@ -12,6 +12,7 @@ #include "intel_atomic.h" #include "intel_atomic_plane.h" #include "intel_bw.h" +#include "intel_cdclk.h" #include "intel_crtc.h" #include "intel_de.h" #include "intel_display.h" @@ -2601,10 +2602,17 @@ skl_compute_ddb(struct intel_atomic_state *state) return ret; } - if (HAS_MBUS_JOINING(i915)) + if (HAS_MBUS_JOINING(i915)) { new_dbuf_state->joined_mbus = adlp_check_mbus_joined(new_dbuf_state->active_pipes); + if (old_dbuf_state->joined_mbus != new_dbuf_state->joined_mbus) { + ret = intel_cdclk_state_set_joined_mbus(state, new_dbuf_state->joined_mbus); + if (ret) + return ret; + } + } + for_each_intel_crtc(&i915->drm, crtc) { enum pipe pipe = crtc->pipe; @@ -3545,12 +3553,14 @@ int intel_dbuf_state_set_mdclk_cdclk_ratio(struct intel_atomic_state *state, u8 return intel_atomic_lock_global_state(&dbuf_state->base); } -static void intel_dbuf_mdclk_cdclk_ratio_update(struct drm_i915_private *i915, - u8 ratio, - bool joined_mbus) +void intel_dbuf_mdclk_cdclk_ratio_update(struct drm_i915_private *i915, u8 ratio, bool joined_mbus) { enum dbuf_slice slice; + if (DISPLAY_VER(i915) >= 20) + intel_de_rmw(i915, MBUS_CTL, MBUS_TRANSLATION_THROTTLE_MIN_MASK, + MBUS_TRANSLATION_THROTTLE_MIN(ratio - 1)); + if (joined_mbus) ratio *= 2; @@ -3568,7 +3578,9 @@ static void update_mbus_pre_enable(struct intel_atomic_state *state) { struct drm_i915_private *i915 = to_i915(state->base.dev); u32 mbus_ctl; - const struct intel_dbuf_state *dbuf_state = + const struct intel_dbuf_state *old_dbuf_state = + intel_atomic_get_old_dbuf_state(state); + const struct intel_dbuf_state *new_dbuf_state = intel_atomic_get_new_dbuf_state(state); if (!HAS_MBUS_JOINING(i915)) @@ -3578,7 +3590,7 @@ static void update_mbus_pre_enable(struct intel_atomic_state *state) * TODO: Implement vblank synchronized MBUS joining changes. * Must be properly coordinated with dbuf reprogramming. */ - if (dbuf_state->joined_mbus) + if (new_dbuf_state->joined_mbus) mbus_ctl = MBUS_HASHING_MODE_1x4 | MBUS_JOIN | MBUS_JOIN_PIPE_SELECT_NONE; else @@ -3589,8 +3601,20 @@ static void update_mbus_pre_enable(struct intel_atomic_state *state) MBUS_HASHING_MODE_MASK | MBUS_JOIN | MBUS_JOIN_PIPE_SELECT_MASK, mbus_ctl); - intel_dbuf_mdclk_cdclk_ratio_update(i915, dbuf_state->mdclk_cdclk_ratio, - dbuf_state->joined_mbus); + if (DISPLAY_VER(i915) >= 20 && + old_dbuf_state->mdclk_cdclk_ratio != new_dbuf_state->mdclk_cdclk_ratio) { + /* + * For Xe2LPD and beyond, when there is a change in the ratio + * between MDCLK and CDCLK, updates to related registers need to + * happen at a specific point in the CDCLK change sequence. In + * that case, we defer to the call to + * intel_dbuf_mdclk_cdclk_ratio_update() to the CDCLK logic. + */ + return; + } + + intel_dbuf_mdclk_cdclk_ratio_update(i915, new_dbuf_state->mdclk_cdclk_ratio, + new_dbuf_state->joined_mbus); } void intel_dbuf_pre_plane_update(struct intel_atomic_state *state) diff --git a/drivers/gpu/drm/i915/display/skl_watermark.h b/drivers/gpu/drm/i915/display/skl_watermark.h index fed4d12df584..3a90741cab06 100644 --- a/drivers/gpu/drm/i915/display/skl_watermark.h +++ b/drivers/gpu/drm/i915/display/skl_watermark.h @@ -76,6 +76,7 @@ int intel_dbuf_state_set_mdclk_cdclk_ratio(struct intel_atomic_state *state, u8 void intel_dbuf_pre_plane_update(struct intel_atomic_state *state); void intel_dbuf_post_plane_update(struct intel_atomic_state *state); +void intel_dbuf_mdclk_cdclk_ratio_update(struct drm_i915_private *i915, u8 ratio, bool joined_mbus); void intel_mbus_dbox_update(struct intel_atomic_state *state); #endif /* __SKL_WATERMARK_H__ */ diff --git a/drivers/gpu/drm/i915/display/skl_watermark_regs.h b/drivers/gpu/drm/i915/display/skl_watermark_regs.h index 20b30c9a6613..269163fa3350 100644 --- a/drivers/gpu/drm/i915/display/skl_watermark_regs.h +++ b/drivers/gpu/drm/i915/display/skl_watermark_regs.h @@ -32,14 +32,16 @@ #define MBUS_BBOX_CTL_S1 _MMIO(0x45040) #define MBUS_BBOX_CTL_S2 _MMIO(0x45044) -#define MBUS_CTL _MMIO(0x4438C) -#define MBUS_JOIN REG_BIT(31) -#define MBUS_HASHING_MODE_MASK REG_BIT(30) -#define MBUS_HASHING_MODE_2x2 REG_FIELD_PREP(MBUS_HASHING_MODE_MASK, 0) -#define MBUS_HASHING_MODE_1x4 REG_FIELD_PREP(MBUS_HASHING_MODE_MASK, 1) -#define MBUS_JOIN_PIPE_SELECT_MASK REG_GENMASK(28, 26) -#define MBUS_JOIN_PIPE_SELECT(pipe) REG_FIELD_PREP(MBUS_JOIN_PIPE_SELECT_MASK, pipe) -#define MBUS_JOIN_PIPE_SELECT_NONE MBUS_JOIN_PIPE_SELECT(7) +#define MBUS_CTL _MMIO(0x4438C) +#define MBUS_JOIN REG_BIT(31) +#define MBUS_HASHING_MODE_MASK REG_BIT(30) +#define MBUS_HASHING_MODE_2x2 REG_FIELD_PREP(MBUS_HASHING_MODE_MASK, 0) +#define MBUS_HASHING_MODE_1x4 REG_FIELD_PREP(MBUS_HASHING_MODE_MASK, 1) +#define MBUS_JOIN_PIPE_SELECT_MASK REG_GENMASK(28, 26) +#define MBUS_JOIN_PIPE_SELECT(pipe) REG_FIELD_PREP(MBUS_JOIN_PIPE_SELECT_MASK, pipe) +#define MBUS_JOIN_PIPE_SELECT_NONE MBUS_JOIN_PIPE_SELECT(7) +#define MBUS_TRANSLATION_THROTTLE_MIN_MASK REG_GENMASK(15, 13) +#define MBUS_TRANSLATION_THROTTLE_MIN(val) REG_FIELD_PREP(MBUS_TRANSLATION_THROTTLE_MIN_MASK, val) /* Watermark register definitions for SKL */ #define _CUR_WM_A_0 0x70140 -- cgit From bf1a72ab5a446e383682e34347237ee5317c2185 Mon Sep 17 00:00:00 2001 From: Balasubramani Vivekanandan Date: Tue, 12 Mar 2024 13:36:38 -0300 Subject: drm/i915/xe2lpd: Load DMC Load DMC for Xe2LPD. The value 0x8000 is the maximum payload size for any Xe2LPD DMC firmware. v2: - s/XE2LPD_MAX_FW_SIZE/XE2LPD_DMC_MAX_FW_SIZE/. (Lucas) Signed-off-by: Balasubramani Vivekanandan Signed-off-by: Dnyaneshwar Bhadane Reviewed-by: Lucas De Marchi Signed-off-by: Gustavo Sousa Link: https://patchwork.freedesktop.org/patch/msgid/20240312163639.172321-8-gustavo.sousa@intel.com Signed-off-by: Lucas De Marchi --- drivers/gpu/drm/i915/display/intel_dmc.c | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/display/intel_dmc.c b/drivers/gpu/drm/i915/display/intel_dmc.c index 835781624482..3fa851b5c7a6 100644 --- a/drivers/gpu/drm/i915/display/intel_dmc.c +++ b/drivers/gpu/drm/i915/display/intel_dmc.c @@ -89,10 +89,14 @@ static struct intel_dmc *i915_to_dmc(struct drm_i915_private *i915) __stringify(major) "_" \ __stringify(minor) ".bin" +#define XE2LPD_DMC_MAX_FW_SIZE 0x8000 #define XELPDP_DMC_MAX_FW_SIZE 0x7000 #define DISPLAY_VER13_DMC_MAX_FW_SIZE 0x20000 #define DISPLAY_VER12_DMC_MAX_FW_SIZE ICL_DMC_MAX_FW_SIZE +#define XE2LPD_DMC_PATH DMC_PATH(xe2lpd) +MODULE_FIRMWARE(XE2LPD_DMC_PATH); + #define MTL_DMC_PATH DMC_PATH(mtl) MODULE_FIRMWARE(MTL_DMC_PATH); @@ -987,7 +991,10 @@ void intel_dmc_init(struct drm_i915_private *i915) INIT_WORK(&dmc->work, dmc_load_work_fn); - if (DISPLAY_VER_FULL(i915) == IP_VER(14, 0)) { + if (DISPLAY_VER_FULL(i915) == IP_VER(20, 0)) { + dmc->fw_path = XE2LPD_DMC_PATH; + dmc->max_fw_size = XE2LPD_DMC_MAX_FW_SIZE; + } else if (DISPLAY_VER_FULL(i915) == IP_VER(14, 0)) { dmc->fw_path = MTL_DMC_PATH; dmc->max_fw_size = XELPDP_DMC_MAX_FW_SIZE; } else if (IS_DG2(i915)) { -- cgit From 79263e4b3f0ed5928a1622300d32ed35f7d8fc24 Mon Sep 17 00:00:00 2001 From: Balasubramani Vivekanandan Date: Tue, 12 Mar 2024 13:36:39 -0300 Subject: drm/xe/lnl: Enable display support Enable display support for Lunar Lake. Signed-off-by: Balasubramani Vivekanandan Reviewed-by: Lucas De Marchi Signed-off-by: Gustavo Sousa Reviewed-by: Matt Roper Link: https://patchwork.freedesktop.org/patch/msgid/20240312163639.172321-9-gustavo.sousa@intel.com Signed-off-by: Lucas De Marchi --- drivers/gpu/drm/xe/xe_pci.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/drm/xe/xe_pci.c b/drivers/gpu/drm/xe/xe_pci.c index 557f2d88a8c1..75a8817b2631 100644 --- a/drivers/gpu/drm/xe/xe_pci.c +++ b/drivers/gpu/drm/xe/xe_pci.c @@ -333,6 +333,7 @@ static const struct xe_device_desc mtl_desc = { static const struct xe_device_desc lnl_desc = { PLATFORM(XE_LUNARLAKE), + .has_display = true, .require_force_probe = true, }; -- cgit From 71b218771426ea84c0e0148a2b7ac52c1f76e792 Mon Sep 17 00:00:00 2001 From: Janusz Krzysztofik Date: Mon, 11 Mar 2024 21:34:58 +0100 Subject: drm/i915/hwmon: Fix locking inversion in sysfs getter In i915 hwmon sysfs getter path we now take a hwmon_lock, then acquire an rpm wakeref. That results in lock inversion: <4> [197.079335] ====================================================== <4> [197.085473] WARNING: possible circular locking dependency detected <4> [197.091611] 6.8.0-rc7-Patchwork_129026v7-gc4dc92fb1152+ #1 Not tainted <4> [197.098096] ------------------------------------------------------ <4> [197.104231] prometheus-node/839 is trying to acquire lock: <4> [197.109680] ffffffff82764d80 (fs_reclaim){+.+.}-{0:0}, at: __kmalloc+0x9a/0x350 <4> [197.116939] but task is already holding lock: <4> [197.122730] ffff88811b772a40 (&hwmon->hwmon_lock){+.+.}-{3:3}, at: hwm_energy+0x4b/0x100 [i915] <4> [197.131543] which lock already depends on the new lock. ... <4> [197.507922] Chain exists of: fs_reclaim --> >->reset.mutex --> &hwmon->hwmon_lock <4> [197.518528] Possible unsafe locking scenario: <4> [197.524411] CPU0 CPU1 <4> [197.528916] ---- ---- <4> [197.533418] lock(&hwmon->hwmon_lock); <4> [197.537237] lock(>->reset.mutex); <4> [197.543376] lock(&hwmon->hwmon_lock); <4> [197.549682] lock(fs_reclaim); ... <4> [197.632548] Call Trace: <4> [197.634990] <4> [197.637088] dump_stack_lvl+0x64/0xb0 <4> [197.640738] check_noncircular+0x15e/0x180 <4> [197.652968] check_prev_add+0xe9/0xce0 <4> [197.656705] __lock_acquire+0x179f/0x2300 <4> [197.660694] lock_acquire+0xd8/0x2d0 <4> [197.673009] fs_reclaim_acquire+0xa1/0xd0 <4> [197.680478] __kmalloc+0x9a/0x350 <4> [197.689063] acpi_ns_internalize_name.part.0+0x4a/0xb0 <4> [197.694170] acpi_ns_get_node_unlocked+0x60/0xf0 <4> [197.720608] acpi_ns_get_node+0x3b/0x60 <4> [197.724428] acpi_get_handle+0x57/0xb0 <4> [197.728164] acpi_has_method+0x20/0x50 <4> [197.731896] acpi_pci_set_power_state+0x43/0x120 <4> [197.736485] pci_power_up+0x24/0x1c0 <4> [197.740047] pci_pm_default_resume_early+0x9/0x30 <4> [197.744725] pci_pm_runtime_resume+0x2d/0x90 <4> [197.753911] __rpm_callback+0x3c/0x110 <4> [197.762586] rpm_callback+0x58/0x70 <4> [197.766064] rpm_resume+0x51e/0x730 <4> [197.769542] rpm_resume+0x267/0x730 <4> [197.773020] rpm_resume+0x267/0x730 <4> [197.776498] rpm_resume+0x267/0x730 <4> [197.779974] __pm_runtime_resume+0x49/0x90 <4> [197.784055] __intel_runtime_pm_get+0x19/0xa0 [i915] <4> [197.789070] hwm_energy+0x55/0x100 [i915] <4> [197.793183] hwm_read+0x9a/0x310 [i915] <4> [197.797124] hwmon_attr_show+0x36/0x120 <4> [197.800946] dev_attr_show+0x15/0x60 <4> [197.804509] sysfs_kf_seq_show+0xb5/0x100 Acquire the wakeref before the lock and hold it as long as the lock is also held. Follow that pattern across the whole source file where similar lock inversion can happen. v2: Keep hardware read under the lock so the whole operation of updating energy from hardware is still atomic (Guenter), - instead, acquire the rpm wakeref before the lock and hold it as long as the lock is held, - use the same aproach for other similar places across the i915_hwmon.c source file (Rodrigo). Fixes: 1b44019a93e2 ("drm/i915/guc: Disable PL1 power limit when loading GuC firmware") Signed-off-by: Janusz Krzysztofik Cc: Rodrigo Vivi Cc: Guenter Roeck Cc: # v6.5+ Reviewed-by: Ashutosh Dixit Reviewed-by: Andi Shyti Signed-off-by: Andi Shyti Link: https://patchwork.freedesktop.org/patch/msgid/20240311203500.518675-2-janusz.krzysztofik@linux.intel.com --- drivers/gpu/drm/i915/i915_hwmon.c | 37 +++++++++++++++++++------------------ 1 file changed, 19 insertions(+), 18 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_hwmon.c b/drivers/gpu/drm/i915/i915_hwmon.c index 8c3f443c8347..b758fd110c20 100644 --- a/drivers/gpu/drm/i915/i915_hwmon.c +++ b/drivers/gpu/drm/i915/i915_hwmon.c @@ -72,12 +72,13 @@ hwm_locked_with_pm_intel_uncore_rmw(struct hwm_drvdata *ddat, struct intel_uncore *uncore = ddat->uncore; intel_wakeref_t wakeref; - mutex_lock(&hwmon->hwmon_lock); + with_intel_runtime_pm(uncore->rpm, wakeref) { + mutex_lock(&hwmon->hwmon_lock); - with_intel_runtime_pm(uncore->rpm, wakeref) intel_uncore_rmw(uncore, reg, clear, set); - mutex_unlock(&hwmon->hwmon_lock); + mutex_unlock(&hwmon->hwmon_lock); + } } /* @@ -136,20 +137,21 @@ hwm_energy(struct hwm_drvdata *ddat, long *energy) else rgaddr = hwmon->rg.energy_status_all; - mutex_lock(&hwmon->hwmon_lock); + with_intel_runtime_pm(uncore->rpm, wakeref) { + mutex_lock(&hwmon->hwmon_lock); - with_intel_runtime_pm(uncore->rpm, wakeref) reg_val = intel_uncore_read(uncore, rgaddr); - if (reg_val >= ei->reg_val_prev) - ei->accum_energy += reg_val - ei->reg_val_prev; - else - ei->accum_energy += UINT_MAX - ei->reg_val_prev + reg_val; - ei->reg_val_prev = reg_val; + if (reg_val >= ei->reg_val_prev) + ei->accum_energy += reg_val - ei->reg_val_prev; + else + ei->accum_energy += UINT_MAX - ei->reg_val_prev + reg_val; + ei->reg_val_prev = reg_val; - *energy = mul_u64_u32_shr(ei->accum_energy, SF_ENERGY, - hwmon->scl_shift_energy); - mutex_unlock(&hwmon->hwmon_lock); + *energy = mul_u64_u32_shr(ei->accum_energy, SF_ENERGY, + hwmon->scl_shift_energy); + mutex_unlock(&hwmon->hwmon_lock); + } } static ssize_t @@ -404,6 +406,7 @@ hwm_power_max_write(struct hwm_drvdata *ddat, long val) /* Block waiting for GuC reset to complete when needed */ for (;;) { + wakeref = intel_runtime_pm_get(ddat->uncore->rpm); mutex_lock(&hwmon->hwmon_lock); prepare_to_wait(&ddat->waitq, &wait, TASK_INTERRUPTIBLE); @@ -417,14 +420,13 @@ hwm_power_max_write(struct hwm_drvdata *ddat, long val) } mutex_unlock(&hwmon->hwmon_lock); + intel_runtime_pm_put(ddat->uncore->rpm, wakeref); schedule(); } finish_wait(&ddat->waitq, &wait); if (ret) - goto unlock; - - wakeref = intel_runtime_pm_get(ddat->uncore->rpm); + goto exit; /* Disable PL1 limit and verify, because the limit cannot be disabled on all platforms */ if (val == PL1_DISABLE) { @@ -444,9 +446,8 @@ hwm_power_max_write(struct hwm_drvdata *ddat, long val) intel_uncore_rmw(ddat->uncore, hwmon->rg.pkg_rapl_limit, PKG_PWR_LIM_1_EN | PKG_PWR_LIM_1, nval); exit: - intel_runtime_pm_put(ddat->uncore->rpm, wakeref); -unlock: mutex_unlock(&hwmon->hwmon_lock); + intel_runtime_pm_put(ddat->uncore->rpm, wakeref); return ret; } -- cgit From 2c215a93b92449befa0b6ea795741b813c34cce2 Mon Sep 17 00:00:00 2001 From: Shekhar Chauhan Date: Mon, 11 Mar 2024 09:45:04 +0530 Subject: drm/i915/dp: Increase idle pattern wait timeout to 2ms The driver currently waits 1ms for idle patterns, but for Xe2LPD and possibly future display IPs, it requires a 1640us (rounded up to 2ms) timeout whilst waiting for idle patterns for MST streams. To simplify the code, the timeout is uniformly increased by 1ms across all platforms/display IPs. v1: Introduced the 2ms wait timeout. v2: Segregated the wait timeout for platforms before & after LNL. v3: Fixed 2 cosmetic changes. v4: Revert to v2 design with commit message enhancements. v5: Minor cosmetic changes to the commit message. BSpec: 68849 Signed-off-by: Shekhar Chauhan Reviewed-by: Gustavo Sousa Link: https://patchwork.freedesktop.org/patch/msgid/20240311041504.806058-1-shekhar.chauhan@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_ddi.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c index c587a8efeafc..a755b1f13d51 100644 --- a/drivers/gpu/drm/i915/display/intel_ddi.c +++ b/drivers/gpu/drm/i915/display/intel_ddi.c @@ -3681,7 +3681,7 @@ static void intel_ddi_set_idle_link_train(struct intel_dp *intel_dp, if (intel_de_wait_for_set(dev_priv, dp_tp_status_reg(encoder, crtc_state), - DP_TP_STATUS_IDLE_DONE, 1)) + DP_TP_STATUS_IDLE_DONE, 2)) drm_err(&dev_priv->drm, "Timed out waiting for DP idle patterns\n"); } -- cgit From 8453c12aa29f0a1fa106df4e9fd618f9235e1123 Mon Sep 17 00:00:00 2001 From: Jouni Högander Date: Wed, 13 Mar 2024 15:32:18 +0200 Subject: drm/i915/display: Make intel_dp_aux_fw_sync_len available for PSR code MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit ALPM AUX-Wake fast wake sync pulse count is needed by PSR to calculate IO wake and fast wake lines. Convert intel_dp_aux_fw_sync_len as non-static to make it available for PSR code. v2: use int instead of u8 Signed-off-by: Jouni Högander Reviewed-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240313133221.868391-2-jouni.hogander@intel.com --- drivers/gpu/drm/i915/display/intel_dp_aux.c | 2 +- drivers/gpu/drm/i915/display/intel_dp_aux.h | 1 + 2 files changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp_aux.c b/drivers/gpu/drm/i915/display/intel_dp_aux.c index 4f4a0e3b3114..7e69be100d90 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_aux.c +++ b/drivers/gpu/drm/i915/display/intel_dp_aux.c @@ -143,7 +143,7 @@ static int intel_dp_aux_sync_len(void) return precharge + preamble; } -static int intel_dp_aux_fw_sync_len(void) +int intel_dp_aux_fw_sync_len(void) { int precharge = 10; /* 10-16 */ int preamble = 8; diff --git a/drivers/gpu/drm/i915/display/intel_dp_aux.h b/drivers/gpu/drm/i915/display/intel_dp_aux.h index 8447f3e601fe..76d1f2ed7c2f 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_aux.h +++ b/drivers/gpu/drm/i915/display/intel_dp_aux.h @@ -20,5 +20,6 @@ enum aux_ch intel_dp_aux_ch(struct intel_encoder *encoder); void intel_dp_aux_irq_handler(struct drm_i915_private *i915); u32 intel_dp_aux_pack(const u8 *src, int src_bytes); +int intel_dp_aux_fw_sync_len(void); #endif /* __INTEL_DP_AUX_H__ */ -- cgit From fe10e7c681a147d4635a83706528d5caf349a978 Mon Sep 17 00:00:00 2001 From: Jouni Högander Date: Wed, 13 Mar 2024 15:32:19 +0200 Subject: drm/i915/psr: Improve fast and IO wake lines calculation MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Current fast and IO wake lines calculation is assuming fast wake sync length is 18 pulses. Let's improve this by checking actual length. Add getter for IO buffer wake time and return 10 us there which was assumed with static 42 us IO wake time. Upcoming patches will extent this for different display versions. Bspec: 65450 v3: - s/get_io_buffer_wake_time/io_buffer_wake_time/ and use it directly in calculation. v2: - rename io_wake_time in if block to io_buffer_wake_time - rename get_io_wake_time to get_io_buffer_wake_time Signed-off-by: Jouni Högander Reviewed-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240313133221.868391-3-jouni.hogander@intel.com --- drivers/gpu/drm/i915/display/intel_psr.c | 20 ++++++++++++++------ 1 file changed, 14 insertions(+), 6 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c index 6927785fd6ff..7736bdcad82d 100644 --- a/drivers/gpu/drm/i915/display/intel_psr.c +++ b/drivers/gpu/drm/i915/display/intel_psr.c @@ -1150,6 +1150,11 @@ static bool _lnl_compute_alpm_params(struct intel_dp *intel_dp, return true; } +static int io_buffer_wake_time(void) +{ + return 10; +} + static bool _compute_alpm_params(struct intel_dp *intel_dp, struct intel_crtc_state *crtc_state) { @@ -1158,12 +1163,15 @@ static bool _compute_alpm_params(struct intel_dp *intel_dp, u8 max_wake_lines; if (DISPLAY_VER(i915) >= 12) { - io_wake_time = 42; - /* - * According to Bspec it's 42us, but based on testing - * it is not enough -> use 45 us. - */ - fast_wake_time = 45; + int tfw_exit_latency = 20; /* eDP spec */ + int phy_wake = 4; /* eDP spec */ + int preamble = 8; /* eDP spec */ + int precharge = intel_dp_aux_fw_sync_len() - preamble; + + io_wake_time = max(precharge, io_buffer_wake_time()) + preamble + + phy_wake + tfw_exit_latency; + fast_wake_time = precharge + preamble + phy_wake + + tfw_exit_latency; /* TODO: Check how we can use ALPM_CTL fast wake extended field */ max_wake_lines = 12; -- cgit From 1d81ee5562835debcad36651566af92c6cb13940 Mon Sep 17 00:00:00 2001 From: Jouni Högander Date: Wed, 13 Mar 2024 15:32:20 +0200 Subject: drm/i915/psr: Calculate IO wake and fast wake lines for DISPLAY_VER < 12 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Bspec mentions 50 us for IO wake time and 32 us for fast wake time. 32 us is most probably wrong as it doesn't meet the specification as fast wake time is calculated in Bspec like this: 10..16 us (precharge) + 8 us (preamble) + 4 us (phy_wake) + 20 us (tfw_exit_latency) Instead of using these constants calculate IO wake and fast wake for DISPLAY_VER < 12 as well. v3: - do not handle < 9 separately - add own helper for skl and tgl io buffer wake times v2: - initialize io/fast_wake_time for display version < 9 Signed-off-by: Jouni Högander Reviewed-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240313133221.868391-4-jouni.hogander@intel.com --- drivers/gpu/drm/i915/display/intel_psr.c | 46 +++++++++++++++++++++----------- 1 file changed, 31 insertions(+), 15 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c index 7736bdcad82d..747761efa4be 100644 --- a/drivers/gpu/drm/i915/display/intel_psr.c +++ b/drivers/gpu/drm/i915/display/intel_psr.c @@ -1150,36 +1150,52 @@ static bool _lnl_compute_alpm_params(struct intel_dp *intel_dp, return true; } -static int io_buffer_wake_time(void) +/* + * IO wake time for DISPLAY_VER < 12 is not directly mentioned in Bspec. There + * are 50 us io wake time and 32 us fast wake time. Clearly preharge pulses are + * not (improperly) included in 32 us fast wake time. 50 us - 32 us = 18 us. + */ +static int skl_io_buffer_wake_time(void) +{ + return 18; +} + +static int tgl_io_buffer_wake_time(void) { return 10; } +static int io_buffer_wake_time(const struct intel_crtc_state *crtc_state) +{ + struct drm_i915_private *i915 = to_i915(crtc_state->uapi.crtc->dev); + + if (DISPLAY_VER(i915) >= 12) + return tgl_io_buffer_wake_time(); + else + return skl_io_buffer_wake_time(); +} + static bool _compute_alpm_params(struct intel_dp *intel_dp, struct intel_crtc_state *crtc_state) { struct drm_i915_private *i915 = dp_to_i915(intel_dp); int io_wake_lines, io_wake_time, fast_wake_lines, fast_wake_time; + int tfw_exit_latency = 20; /* eDP spec */ + int phy_wake = 4; /* eDP spec */ + int preamble = 8; /* eDP spec */ + int precharge = intel_dp_aux_fw_sync_len() - preamble; u8 max_wake_lines; - if (DISPLAY_VER(i915) >= 12) { - int tfw_exit_latency = 20; /* eDP spec */ - int phy_wake = 4; /* eDP spec */ - int preamble = 8; /* eDP spec */ - int precharge = intel_dp_aux_fw_sync_len() - preamble; - - io_wake_time = max(precharge, io_buffer_wake_time()) + preamble + - phy_wake + tfw_exit_latency; - fast_wake_time = precharge + preamble + phy_wake + - tfw_exit_latency; + io_wake_time = max(precharge, io_buffer_wake_time(crtc_state)) + + preamble + phy_wake + tfw_exit_latency; + fast_wake_time = precharge + preamble + phy_wake + + tfw_exit_latency; + if (DISPLAY_VER(i915) >= 12) /* TODO: Check how we can use ALPM_CTL fast wake extended field */ max_wake_lines = 12; - } else { - io_wake_time = 50; - fast_wake_time = 32; + else max_wake_lines = 8; - } io_wake_lines = intel_usecs_to_scanlines( &crtc_state->hw.adjusted_mode, io_wake_time); -- cgit From f77772866385cd0a72311a9e2ac176214d2b0fa8 Mon Sep 17 00:00:00 2001 From: Jouni Högander Date: Wed, 13 Mar 2024 15:32:21 +0200 Subject: drm/i915/display: Increase number of fast wake precharge pulses MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Increasing number of fast wake sync pulses seem to fix problems with certain PSR panels. This should be ok for other panels as well as the eDP specification allows 10...16 precharge pulses and we are still within that range. v3: mention laptop model and panel manufacturer and model in comment v2: add comment explaining pulse count is increased Closes: https://gitlab.freedesktop.org/drm/intel/-/issues/9739 Signed-off-by: Jouni Högander Acked-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240313133221.868391-5-jouni.hogander@intel.com --- drivers/gpu/drm/i915/display/intel_dp_aux.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp_aux.c b/drivers/gpu/drm/i915/display/intel_dp_aux.c index 7e69be100d90..8a02d9cd2ec1 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_aux.c +++ b/drivers/gpu/drm/i915/display/intel_dp_aux.c @@ -145,7 +145,13 @@ static int intel_dp_aux_sync_len(void) int intel_dp_aux_fw_sync_len(void) { - int precharge = 10; /* 10-16 */ + /* + * We faced some glitches on Dell Precision 5490 MTL laptop with panel: + * "Manufacturer: AUO, Model: 63898" when using HW default 18. Using 20 + * is fixing these problems with the panel. It is still within range + * mentioned in eDP specification. + */ + int precharge = 12; /* 10-16 */ int preamble = 8; return precharge + preamble; -- cgit From 9eae5bac7bcdf1d73de6f90cb0b7f423b6746e8f Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Thu, 7 Mar 2024 17:18:07 +0200 Subject: drm/i915/dsi: Use enc_to_intel_dsi() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Use enc_to_intel_dsi() instead hand rolling it. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240307151810.24208-2-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula --- drivers/gpu/drm/i915/display/icl_dsi.c | 3 +-- drivers/gpu/drm/i915/display/vlv_dsi.c | 3 +-- 2 files changed, 2 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/i915/display/icl_dsi.c b/drivers/gpu/drm/i915/display/icl_dsi.c index ac456a2275db..79ecfc339430 100644 --- a/drivers/gpu/drm/i915/display/icl_dsi.c +++ b/drivers/gpu/drm/i915/display/icl_dsi.c @@ -1616,8 +1616,7 @@ static int gen11_dsi_compute_config(struct intel_encoder *encoder, struct drm_connector_state *conn_state) { struct drm_i915_private *i915 = to_i915(encoder->base.dev); - struct intel_dsi *intel_dsi = container_of(encoder, struct intel_dsi, - base); + struct intel_dsi *intel_dsi = enc_to_intel_dsi(encoder); struct intel_connector *intel_connector = intel_dsi->attached_connector; struct drm_display_mode *adjusted_mode = &pipe_config->hw.adjusted_mode; diff --git a/drivers/gpu/drm/i915/display/vlv_dsi.c b/drivers/gpu/drm/i915/display/vlv_dsi.c index 9b33b8a74d64..63f4af601d15 100644 --- a/drivers/gpu/drm/i915/display/vlv_dsi.c +++ b/drivers/gpu/drm/i915/display/vlv_dsi.c @@ -273,8 +273,7 @@ static int intel_dsi_compute_config(struct intel_encoder *encoder, struct drm_connector_state *conn_state) { struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); - struct intel_dsi *intel_dsi = container_of(encoder, struct intel_dsi, - base); + struct intel_dsi *intel_dsi = enc_to_intel_dsi(encoder); struct intel_connector *intel_connector = intel_dsi->attached_connector; struct drm_display_mode *adjusted_mode = &pipe_config->hw.adjusted_mode; int ret; -- cgit From 7e0c5caf944ab67f33592ecea628caefea1ebe85 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Thu, 7 Mar 2024 17:18:08 +0200 Subject: drm/i915: Don't cast away const MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The connector state passed to .atomic_get_property() is const. We should preserve that when downcasting to our version. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240307151810.24208-3-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_atomic.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/display/intel_atomic.c b/drivers/gpu/drm/i915/display/intel_atomic.c index 2bb270f82932..7a77ae3dc394 100644 --- a/drivers/gpu/drm/i915/display/intel_atomic.c +++ b/drivers/gpu/drm/i915/display/intel_atomic.c @@ -62,7 +62,7 @@ int intel_digital_connector_atomic_get_property(struct drm_connector *connector, { struct drm_device *dev = connector->dev; struct drm_i915_private *dev_priv = to_i915(dev); - struct intel_digital_connector_state *intel_conn_state = + const struct intel_digital_connector_state *intel_conn_state = to_intel_digital_connector_state(state); if (property == dev_priv->display.properties.force_audio) -- cgit From 89164fc86eb00e7d617a4e1d251898b7aede3a32 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Thu, 7 Mar 2024 17:18:09 +0200 Subject: drm/i915: Use container_of_const() for states MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit commit 64f6a5d1922b ("container_of: add container_of_const() that preserves const-ness of the pointer") is nice. Let's use it so that we don't accidentally cast away the const from our state pointers. The only thing I don't particularly like about container_of_const() is that it still accepts void* in addition to the proper pointer types, but that's how most other things in C work anyway so I guess we can live with it. And while at it rename the macro arguments to be a bit more descriptive than just 'x'. TODO: maybe convert *all* container_of() uses to container_of_const()? Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240307151810.24208-4-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_bw.h | 3 ++- drivers/gpu/drm/i915/display/intel_cdclk.h | 4 +++- drivers/gpu/drm/i915/display/intel_display_types.h | 14 ++++++++++---- drivers/gpu/drm/i915/display/intel_pmdemand.h | 5 ++--- drivers/gpu/drm/i915/display/intel_sdvo.c | 2 +- drivers/gpu/drm/i915/display/intel_tv.c | 3 ++- drivers/gpu/drm/i915/display/skl_watermark.h | 4 +++- 7 files changed, 23 insertions(+), 12 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_bw.h b/drivers/gpu/drm/i915/display/intel_bw.h index 59cb4fc5db76..fa1e924ec961 100644 --- a/drivers/gpu/drm/i915/display/intel_bw.h +++ b/drivers/gpu/drm/i915/display/intel_bw.h @@ -52,7 +52,8 @@ struct intel_bw_state { u8 num_active_planes[I915_MAX_PIPES]; }; -#define to_intel_bw_state(x) container_of((x), struct intel_bw_state, base) +#define to_intel_bw_state(global_state) \ + container_of_const((global_state), struct intel_bw_state, base) struct intel_bw_state * intel_atomic_get_old_bw_state(struct intel_atomic_state *state); diff --git a/drivers/gpu/drm/i915/display/intel_cdclk.h b/drivers/gpu/drm/i915/display/intel_cdclk.h index e358234bfe26..bc8f86e292d8 100644 --- a/drivers/gpu/drm/i915/display/intel_cdclk.h +++ b/drivers/gpu/drm/i915/display/intel_cdclk.h @@ -80,7 +80,9 @@ int intel_cdclk_state_set_joined_mbus(struct intel_atomic_state *state, bool joi struct intel_cdclk_state * intel_atomic_get_cdclk_state(struct intel_atomic_state *state); -#define to_intel_cdclk_state(x) container_of((x), struct intel_cdclk_state, base) +#define to_intel_cdclk_state(global_state) \ + container_of_const((global_state), struct intel_cdclk_state, base) + #define intel_atomic_get_old_cdclk_state(state) \ to_intel_cdclk_state(intel_atomic_get_old_global_obj_state(state, &to_i915(state->base.dev)->display.cdclk.obj)) #define intel_atomic_get_new_cdclk_state(state) \ diff --git a/drivers/gpu/drm/i915/display/intel_display_types.h b/drivers/gpu/drm/i915/display/intel_display_types.h index e67cd5b02e84..8b9860cefaae 100644 --- a/drivers/gpu/drm/i915/display/intel_display_types.h +++ b/drivers/gpu/drm/i915/display/intel_display_types.h @@ -661,7 +661,8 @@ struct intel_digital_connector_state { int broadcast_rgb; }; -#define to_intel_digital_connector_state(x) container_of(x, struct intel_digital_connector_state, base) +#define to_intel_digital_connector_state(conn_state) \ + container_of_const((conn_state), struct intel_digital_connector_state, base) struct dpll { /* given values */ @@ -1617,12 +1618,17 @@ struct intel_watermark_params { #define to_intel_atomic_state(x) container_of(x, struct intel_atomic_state, base) #define to_intel_crtc(x) container_of(x, struct intel_crtc, base) -#define to_intel_crtc_state(x) container_of(x, struct intel_crtc_state, uapi) #define to_intel_connector(x) container_of(x, struct intel_connector, base) #define to_intel_encoder(x) container_of(x, struct intel_encoder, base) -#define to_intel_framebuffer(x) container_of(x, struct intel_framebuffer, base) #define to_intel_plane(x) container_of(x, struct intel_plane, base) -#define to_intel_plane_state(x) container_of(x, struct intel_plane_state, uapi) + +#define to_intel_crtc_state(crtc_state) \ + container_of_const((crtc_state), struct intel_crtc_state, uapi) +#define to_intel_plane_state(plane_state) \ + container_of_const((plane_state), struct intel_plane_state, uapi) +#define to_intel_framebuffer(fb) \ + container_of_const((fb), struct intel_framebuffer, base) + #define intel_fb_obj(x) ((x) ? to_intel_bo((x)->obj[0]) : NULL) struct intel_hdmi { diff --git a/drivers/gpu/drm/i915/display/intel_pmdemand.h b/drivers/gpu/drm/i915/display/intel_pmdemand.h index 2941a1a18b72..128fd61f8f14 100644 --- a/drivers/gpu/drm/i915/display/intel_pmdemand.h +++ b/drivers/gpu/drm/i915/display/intel_pmdemand.h @@ -43,9 +43,8 @@ struct intel_pmdemand_state { struct pmdemand_params params; }; -#define to_intel_pmdemand_state(x) container_of((x), \ - struct intel_pmdemand_state, \ - base) +#define to_intel_pmdemand_state(global_state) \ + container_of_const((global_state), struct intel_pmdemand_state, base) void intel_pmdemand_init_early(struct drm_i915_private *i915); int intel_pmdemand_init(struct drm_i915_private *i915); diff --git a/drivers/gpu/drm/i915/display/intel_sdvo.c b/drivers/gpu/drm/i915/display/intel_sdvo.c index 0cd9c183f621..2b00ca44c14c 100644 --- a/drivers/gpu/drm/i915/display/intel_sdvo.c +++ b/drivers/gpu/drm/i915/display/intel_sdvo.c @@ -193,7 +193,7 @@ to_intel_sdvo_connector(struct drm_connector *connector) } #define to_intel_sdvo_connector_state(conn_state) \ - container_of((conn_state), struct intel_sdvo_connector_state, base.base) + container_of_const((conn_state), struct intel_sdvo_connector_state, base.base) static bool intel_sdvo_output_setup(struct intel_sdvo *intel_sdvo); diff --git a/drivers/gpu/drm/i915/display/intel_tv.c b/drivers/gpu/drm/i915/display/intel_tv.c index 2b77d399f1a1..ba5d2b7174b7 100644 --- a/drivers/gpu/drm/i915/display/intel_tv.c +++ b/drivers/gpu/drm/i915/display/intel_tv.c @@ -885,7 +885,8 @@ struct intel_tv_connector_state { bool bypass_vfilter; }; -#define to_intel_tv_connector_state(x) container_of(x, struct intel_tv_connector_state, base) +#define to_intel_tv_connector_state(conn_state) \ + container_of_const((conn_state), struct intel_tv_connector_state, base) static struct drm_connector_state * intel_tv_connector_duplicate_state(struct drm_connector *connector) diff --git a/drivers/gpu/drm/i915/display/skl_watermark.h b/drivers/gpu/drm/i915/display/skl_watermark.h index 3a90741cab06..bf7516620ab6 100644 --- a/drivers/gpu/drm/i915/display/skl_watermark.h +++ b/drivers/gpu/drm/i915/display/skl_watermark.h @@ -65,7 +65,9 @@ struct intel_dbuf_state { struct intel_dbuf_state * intel_atomic_get_dbuf_state(struct intel_atomic_state *state); -#define to_intel_dbuf_state(x) container_of((x), struct intel_dbuf_state, base) +#define to_intel_dbuf_state(global_state) \ + container_of_const((global_state), struct intel_dbuf_state, base) + #define intel_atomic_get_old_dbuf_state(state) \ to_intel_dbuf_state(intel_atomic_get_old_global_obj_state(state, &to_i915(state->base.dev)->display.dbuf.obj)) #define intel_atomic_get_new_dbuf_state(state) \ -- cgit From 36a0b1faec84a44dcc242d87ded60aea99f2b75a Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Thu, 7 Mar 2024 17:18:10 +0200 Subject: drm/i915: Drop pointless (void*) cast MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Remove the pointless (void*) cast, the incoming pointer is already the correct type. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240307151810.24208-5-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_sdvo.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/display/intel_sdvo.c b/drivers/gpu/drm/i915/display/intel_sdvo.c index 2b00ca44c14c..50f0557d9ca2 100644 --- a/drivers/gpu/drm/i915/display/intel_sdvo.c +++ b/drivers/gpu/drm/i915/display/intel_sdvo.c @@ -2378,7 +2378,7 @@ intel_sdvo_connector_atomic_get_property(struct drm_connector *connector, u64 *val) { struct intel_sdvo_connector *intel_sdvo_connector = to_intel_sdvo_connector(connector); - const struct intel_sdvo_connector_state *sdvo_state = to_intel_sdvo_connector_state((void *)state); + const struct intel_sdvo_connector_state *sdvo_state = to_intel_sdvo_connector_state(state); if (property == intel_sdvo_connector->tv_format) { int i; -- cgit From 736355f9270940e592699cf07a509b2e4be12abc Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Thu, 15 Feb 2024 18:40:44 +0200 Subject: drm/i915: Indicate which pipe failed the fastset check overall MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit intel_crtc_check_fastset() is done per-pipe, so it would be nice to know which pipe it was that failed its checkup. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240215164055.30585-2-ville.syrjala@linux.intel.com Reviewed-by: Rodrigo Vivi --- drivers/gpu/drm/i915/display/intel_display.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index b88f214e111a..8868f7496f48 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -5576,14 +5576,16 @@ static int intel_modeset_checks(struct intel_atomic_state *state) static void intel_crtc_check_fastset(const struct intel_crtc_state *old_crtc_state, struct intel_crtc_state *new_crtc_state) { - struct drm_i915_private *i915 = to_i915(old_crtc_state->uapi.crtc->dev); + struct intel_crtc *crtc = to_intel_crtc(new_crtc_state->uapi.crtc); + struct drm_i915_private *i915 = to_i915(crtc->base.dev); /* only allow LRR when the timings stay within the VRR range */ if (old_crtc_state->vrr.in_range != new_crtc_state->vrr.in_range) new_crtc_state->update_lrr = false; if (!intel_pipe_config_compare(old_crtc_state, new_crtc_state, true)) - drm_dbg_kms(&i915->drm, "fastset requirement not met, forcing full modeset\n"); + drm_dbg_kms(&i915->drm, "[CRTC:%d:%s] fastset requirement not met, forcing full modeset\n", + crtc->base.base.id, crtc->base.name); else new_crtc_state->uapi.mode_changed = false; -- cgit From 802e5d02eb00240880fb6b80be5a335aabf9042b Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Thu, 15 Feb 2024 18:40:45 +0200 Subject: drm/i915: Include CRTC info in infoframe mismatch prints MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Most crtc state mismatches include the CRTC id+name in the prints. Also include it in the infoframe mismatches. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240215164055.30585-3-ville.syrjala@linux.intel.com Reviewed-by: Rodrigo Vivi --- drivers/gpu/drm/i915/display/intel_display.c | 14 +++++++++----- 1 file changed, 9 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index 8868f7496f48..c308ebb606ca 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -4798,23 +4798,27 @@ intel_compare_buffer(const u8 *a, const u8 *b, size_t len) } static void -pipe_config_infoframe_mismatch(struct drm_i915_private *dev_priv, - bool fastset, const char *name, +pipe_config_infoframe_mismatch(bool fastset, const struct intel_crtc *crtc, + const char *name, const union hdmi_infoframe *a, const union hdmi_infoframe *b) { + struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); + if (fastset) { if (!drm_debug_enabled(DRM_UT_KMS)) return; drm_dbg_kms(&dev_priv->drm, - "fastset requirement not met in %s infoframe\n", name); + "[CRTC:%d:%s] fastset requirement not met in %s infoframe\n", + crtc->base.base.id, crtc->base.name, name); drm_dbg_kms(&dev_priv->drm, "expected:\n"); hdmi_infoframe_log(KERN_DEBUG, dev_priv->drm.dev, a); drm_dbg_kms(&dev_priv->drm, "found:\n"); hdmi_infoframe_log(KERN_DEBUG, dev_priv->drm.dev, b); } else { - drm_err(&dev_priv->drm, "mismatch in %s infoframe\n", name); + drm_err(&dev_priv->drm, "[CRTC:%d:%s] mismatch in %s infoframe\n", + crtc->base.base.id, crtc->base.name, name); drm_err(&dev_priv->drm, "expected:\n"); hdmi_infoframe_log(KERN_ERR, dev_priv->drm.dev, a); drm_err(&dev_priv->drm, "found:\n"); @@ -5082,7 +5086,7 @@ intel_pipe_config_compare(const struct intel_crtc_state *current_config, #define PIPE_CONF_CHECK_INFOFRAME(name) do { \ if (!intel_compare_infoframe(¤t_config->infoframes.name, \ &pipe_config->infoframes.name)) { \ - pipe_config_infoframe_mismatch(dev_priv, fastset, __stringify(name), \ + pipe_config_infoframe_mismatch(fastset, crtc, __stringify(name), \ ¤t_config->infoframes.name, \ &pipe_config->infoframes.name); \ ret = false; \ -- cgit From 98a33735f26cfed4f2d6a03766d7b8d95975d7f6 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Thu, 15 Feb 2024 18:40:46 +0200 Subject: drm/i915: Include CRTC info in VSC SDP mismatch prints MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Most crtc state mismatches include the CRTC id+name in the prints. Also include it in the VSC SDP mismatches. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240215164055.30585-4-ville.syrjala@linux.intel.com Reviewed-by: Rodrigo Vivi --- drivers/gpu/drm/i915/display/intel_display.c | 13 ++++++++----- 1 file changed, 8 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index c308ebb606ca..621906953232 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -4827,21 +4827,24 @@ pipe_config_infoframe_mismatch(bool fastset, const struct intel_crtc *crtc, } static void -pipe_config_dp_vsc_sdp_mismatch(struct drm_i915_private *i915, - bool fastset, const char *name, +pipe_config_dp_vsc_sdp_mismatch(bool fastset, const struct intel_crtc *crtc, + const char *name, const struct drm_dp_vsc_sdp *a, const struct drm_dp_vsc_sdp *b) { + struct drm_i915_private *i915 = to_i915(crtc->base.dev); struct drm_printer p; if (fastset) { p = drm_dbg_printer(&i915->drm, DRM_UT_KMS, NULL); - drm_printf(&p, "fastset requirement not met in %s dp sdp\n", name); + drm_printf(&p, "[CRTC:%d:%s] fastset requirement not met in %s dp sdp\n", + crtc->base.base.id, crtc->base.name, name); } else { p = drm_err_printer(&i915->drm, NULL); - drm_printf(&p, "mismatch in %s dp sdp\n", name); + drm_printf(&p, "[CRTC:%d:%s] mismatch in %s dp sdp\n", + crtc->base.base.id, crtc->base.name, name); } drm_printf(&p, "expected:\n"); @@ -5096,7 +5099,7 @@ intel_pipe_config_compare(const struct intel_crtc_state *current_config, #define PIPE_CONF_CHECK_DP_VSC_SDP(name) do { \ if (!intel_compare_dp_vsc_sdp(¤t_config->infoframes.name, \ &pipe_config->infoframes.name)) { \ - pipe_config_dp_vsc_sdp_mismatch(dev_priv, fastset, __stringify(name), \ + pipe_config_dp_vsc_sdp_mismatch(fastset, crtc, __stringify(name), \ ¤t_config->infoframes.name, \ &pipe_config->infoframes.name); \ ret = false; \ -- cgit From 78d319a2349a9828792469a716d33a6ac0bcb067 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Thu, 15 Feb 2024 18:40:47 +0200 Subject: drm/i915: Convert pipe_config_infoframe_mismatch() to drm_printer MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Utilize drm_printer in pipe_config_infoframe_mismatch() to avoid a bit of code duplication. hdmi_infoframe_log() can't use the printer of course, but for that we can just figure out which loglevel to use. And we do need to keep the explicit drm_debug_enabled(DRM_UT_KMS) since hdmi_infoframe_log() won't do it for us. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240215164055.30585-5-ville.syrjala@linux.intel.com Reviewed-by: Rodrigo Vivi --- drivers/gpu/drm/i915/display/intel_display.c | 32 ++++++++++++++++------------ 1 file changed, 18 insertions(+), 14 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index 621906953232..6e3eec60d1df 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -4803,27 +4803,31 @@ pipe_config_infoframe_mismatch(bool fastset, const struct intel_crtc *crtc, const union hdmi_infoframe *a, const union hdmi_infoframe *b) { - struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); + struct drm_i915_private *i915 = to_i915(crtc->base.dev); + struct drm_printer p; + const char *loglevel; if (fastset) { if (!drm_debug_enabled(DRM_UT_KMS)) return; - drm_dbg_kms(&dev_priv->drm, - "[CRTC:%d:%s] fastset requirement not met in %s infoframe\n", - crtc->base.base.id, crtc->base.name, name); - drm_dbg_kms(&dev_priv->drm, "expected:\n"); - hdmi_infoframe_log(KERN_DEBUG, dev_priv->drm.dev, a); - drm_dbg_kms(&dev_priv->drm, "found:\n"); - hdmi_infoframe_log(KERN_DEBUG, dev_priv->drm.dev, b); + p = drm_dbg_printer(&i915->drm, DRM_UT_KMS, NULL); + loglevel = KERN_DEBUG; + + drm_printf(&p, "[CRTC:%d:%s] fastset requirement not met in %s infoframe\n", + crtc->base.base.id, crtc->base.name, name); } else { - drm_err(&dev_priv->drm, "[CRTC:%d:%s] mismatch in %s infoframe\n", - crtc->base.base.id, crtc->base.name, name); - drm_err(&dev_priv->drm, "expected:\n"); - hdmi_infoframe_log(KERN_ERR, dev_priv->drm.dev, a); - drm_err(&dev_priv->drm, "found:\n"); - hdmi_infoframe_log(KERN_ERR, dev_priv->drm.dev, b); + p = drm_err_printer(&i915->drm, NULL); + loglevel = KERN_ERR; + + drm_printf(&p, "[CRTC:%d:%s] mismatch in %s infoframe\n", + crtc->base.base.id, crtc->base.name, name); } + + drm_printf(&p, "expected:\n"); + hdmi_infoframe_log(loglevel, i915->drm.dev, a); + drm_printf(&p, "found:\n"); + hdmi_infoframe_log(loglevel, i915->drm.dev, b); } static void -- cgit From d449f047162b5cff1d81bab415bac04ae21eb191 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Thu, 15 Feb 2024 18:40:48 +0200 Subject: drm/i915: Convert pipe_config_buffer_mismatch() to drm_printer MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Utilize drm_printer in pipe_config_infoframe_mismatch() to avoid a bit of code duplication. print_hex_dump() doesn't know anything about the printer so it still needs the DRM_UT_KMS check and special handling for the loglevel. But at least we end up with a bit less copy-pasta. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240215164055.30585-6-ville.syrjala@linux.intel.com Reviewed-by: Rodrigo Vivi --- drivers/gpu/drm/i915/display/intel_display.c | 37 ++++++++++++++-------------- 1 file changed, 19 insertions(+), 18 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index 6e3eec60d1df..971c742fa7b5 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -4876,33 +4876,34 @@ pipe_config_buffer_mismatch(bool fastset, const struct intel_crtc *crtc, const char *name, const u8 *a, const u8 *b, size_t len) { - struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); + struct drm_i915_private *i915 = to_i915(crtc->base.dev); + struct drm_printer p; + const char *loglevel; if (fastset) { if (!drm_debug_enabled(DRM_UT_KMS)) return; - /* only dump up to the last difference */ - len = memcmp_diff_len(a, b, len); + p = drm_dbg_printer(&i915->drm, DRM_UT_KMS, NULL); + loglevel = KERN_DEBUG; - drm_dbg_kms(&dev_priv->drm, - "[CRTC:%d:%s] fastset requirement not met in %s buffer\n", - crtc->base.base.id, crtc->base.name, name); - print_hex_dump(KERN_DEBUG, "expected: ", DUMP_PREFIX_NONE, - 16, 0, a, len, false); - print_hex_dump(KERN_DEBUG, "found: ", DUMP_PREFIX_NONE, - 16, 0, b, len, false); + drm_printf(&p, "[CRTC:%d:%s] fastset requirement not met in %s buffer\n", + crtc->base.base.id, crtc->base.name, name); } else { - /* only dump up to the last difference */ - len = memcmp_diff_len(a, b, len); + p = drm_err_printer(&i915->drm, NULL); + loglevel = KERN_ERR; - drm_err(&dev_priv->drm, "[CRTC:%d:%s] mismatch in %s buffer\n", - crtc->base.base.id, crtc->base.name, name); - print_hex_dump(KERN_ERR, "expected: ", DUMP_PREFIX_NONE, - 16, 0, a, len, false); - print_hex_dump(KERN_ERR, "found: ", DUMP_PREFIX_NONE, - 16, 0, b, len, false); + drm_printf(&p, "[CRTC:%d:%s] mismatch in %s buffer\n", + crtc->base.base.id, crtc->base.name, name); } + + /* only dump up to the last difference */ + len = memcmp_diff_len(a, b, len); + + print_hex_dump(loglevel, "expected: ", DUMP_PREFIX_NONE, + 16, 0, a, len, false); + print_hex_dump(loglevel, "found: ", DUMP_PREFIX_NONE, + 16, 0, b, len, false); } static void __printf(4, 5) -- cgit From 1fd146bcdf2ca2696b753855d844b0a006c8ebd0 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Thu, 29 Feb 2024 20:40:49 +0200 Subject: drm/i915: Convert intel_dpll_dump_hw_state() to drm_printer MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Utilize drm_printer in pipe_config_pll_mismatch() to avoid a bit of code duplication. To achieve this we need to plumb the printer all way to the dpll_mgr .dump_hw_state() functions. Those are also used by intel_crtc_state_dump() which needs to be adjusted as well. v2: Convert a few misplaecd drm_dbg_kms() calls (Rodrigo) Drop the redundant drm_debug_enabled() check here instead of later (Jani) Cc: Rodrigo Vivi Cc: Jani Nikula Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240229184049.31165-1-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula --- .../gpu/drm/i915/display/intel_crtc_state_dump.c | 5 +- drivers/gpu/drm/i915/display/intel_display.c | 28 +++--- drivers/gpu/drm/i915/display/intel_dpll_mgr.c | 105 +++++++++------------ drivers/gpu/drm/i915/display/intel_dpll_mgr.h | 2 + 4 files changed, 66 insertions(+), 74 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_crtc_state_dump.c b/drivers/gpu/drm/i915/display/intel_crtc_state_dump.c index 4bcf446c75f4..59d2b3d39951 100644 --- a/drivers/gpu/drm/i915/display/intel_crtc_state_dump.c +++ b/drivers/gpu/drm/i915/display/intel_crtc_state_dump.c @@ -205,9 +205,12 @@ void intel_crtc_state_dump(const struct intel_crtc_state *pipe_config, struct drm_i915_private *i915 = to_i915(crtc->base.dev); const struct intel_plane_state *plane_state; struct intel_plane *plane; + struct drm_printer p; char buf[64]; int i; + p = drm_dbg_printer(&i915->drm, DRM_UT_KMS, NULL); + drm_dbg_kms(&i915->drm, "[CRTC:%d:%s] enable: %s [%s]\n", crtc->base.base.id, crtc->base.name, str_yes_no(pipe_config->hw.enable), context); @@ -356,7 +359,7 @@ void intel_crtc_state_dump(const struct intel_crtc_state *pipe_config, pipe_config->ips_enabled, pipe_config->double_wide, pipe_config->has_drrs); - intel_dpll_dump_hw_state(i915, &pipe_config->dpll_hw_state); + intel_dpll_dump_hw_state(i915, &p, &pipe_config->dpll_hw_state); if (IS_CHERRYVIEW(i915)) drm_dbg_kms(&i915->drm, diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index 971c742fa7b5..cdd489c1d145 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -4937,26 +4937,24 @@ pipe_config_pll_mismatch(bool fastset, const struct intel_dpll_hw_state *b) { struct drm_i915_private *i915 = to_i915(crtc->base.dev); + struct drm_printer p; if (fastset) { - if (!drm_debug_enabled(DRM_UT_KMS)) - return; + p = drm_dbg_printer(&i915->drm, DRM_UT_KMS, NULL); - drm_dbg_kms(&i915->drm, - "[CRTC:%d:%s] fastset requirement not met in %s\n", - crtc->base.base.id, crtc->base.name, name); - drm_dbg_kms(&i915->drm, "expected:\n"); - intel_dpll_dump_hw_state(i915, a); - drm_dbg_kms(&i915->drm, "found:\n"); - intel_dpll_dump_hw_state(i915, b); + drm_printf(&p, "[CRTC:%d:%s] fastset requirement not met in %s\n", + crtc->base.base.id, crtc->base.name, name); } else { - drm_err(&i915->drm, "[CRTC:%d:%s] mismatch in %s buffer\n", - crtc->base.base.id, crtc->base.name, name); - drm_err(&i915->drm, "expected:\n"); - intel_dpll_dump_hw_state(i915, a); - drm_err(&i915->drm, "found:\n"); - intel_dpll_dump_hw_state(i915, b); + p = drm_err_printer(&i915->drm, NULL); + + drm_printf(&p, "[CRTC:%d:%s] mismatch in %s\n", + crtc->base.base.id, crtc->base.name, name); } + + drm_printf(&p, "expected:\n"); + intel_dpll_dump_hw_state(i915, &p, a); + drm_printf(&p, "found:\n"); + intel_dpll_dump_hw_state(i915, &p, b); } bool diff --git a/drivers/gpu/drm/i915/display/intel_dpll_mgr.c b/drivers/gpu/drm/i915/display/intel_dpll_mgr.c index ff480f171f75..9542e62186e2 100644 --- a/drivers/gpu/drm/i915/display/intel_dpll_mgr.c +++ b/drivers/gpu/drm/i915/display/intel_dpll_mgr.c @@ -107,7 +107,7 @@ struct intel_dpll_mgr { struct intel_crtc *crtc, struct intel_encoder *encoder); void (*update_ref_clks)(struct drm_i915_private *i915); - void (*dump_hw_state)(struct drm_i915_private *i915, + void (*dump_hw_state)(struct drm_printer *p, const struct intel_dpll_hw_state *hw_state); bool (*compare_hw_state)(const struct intel_dpll_hw_state *a, const struct intel_dpll_hw_state *b); @@ -634,16 +634,15 @@ static int ibx_get_dpll(struct intel_atomic_state *state, return 0; } -static void ibx_dump_hw_state(struct drm_i915_private *i915, +static void ibx_dump_hw_state(struct drm_printer *p, const struct intel_dpll_hw_state *hw_state) { - drm_dbg_kms(&i915->drm, - "dpll_hw_state: dpll: 0x%x, dpll_md: 0x%x, " - "fp0: 0x%x, fp1: 0x%x\n", - hw_state->dpll, - hw_state->dpll_md, - hw_state->fp0, - hw_state->fp1); + drm_printf(p, "dpll_hw_state: dpll: 0x%x, dpll_md: 0x%x, " + "fp0: 0x%x, fp1: 0x%x\n", + hw_state->dpll, + hw_state->dpll_md, + hw_state->fp0, + hw_state->fp1); } static bool ibx_compare_hw_state(const struct intel_dpll_hw_state *a, @@ -1225,11 +1224,11 @@ static void hsw_update_dpll_ref_clks(struct drm_i915_private *i915) i915->display.dpll.ref_clks.nssc = 135000; } -static void hsw_dump_hw_state(struct drm_i915_private *i915, +static void hsw_dump_hw_state(struct drm_printer *p, const struct intel_dpll_hw_state *hw_state) { - drm_dbg_kms(&i915->drm, "dpll_hw_state: wrpll: 0x%x spll: 0x%x\n", - hw_state->wrpll, hw_state->spll); + drm_printf(p, "dpll_hw_state: wrpll: 0x%x spll: 0x%x\n", + hw_state->wrpll, hw_state->spll); } static bool hsw_compare_hw_state(const struct intel_dpll_hw_state *a, @@ -1939,14 +1938,11 @@ static void skl_update_dpll_ref_clks(struct drm_i915_private *i915) i915->display.dpll.ref_clks.nssc = i915->display.cdclk.hw.ref; } -static void skl_dump_hw_state(struct drm_i915_private *i915, +static void skl_dump_hw_state(struct drm_printer *p, const struct intel_dpll_hw_state *hw_state) { - drm_dbg_kms(&i915->drm, "dpll_hw_state: " - "ctrl1: 0x%x, cfgcr1: 0x%x, cfgcr2: 0x%x\n", - hw_state->ctrl1, - hw_state->cfgcr1, - hw_state->cfgcr2); + drm_printf(p, "dpll_hw_state: ctrl1: 0x%x, cfgcr1: 0x%x, cfgcr2: 0x%x\n", + hw_state->ctrl1, hw_state->cfgcr1, hw_state->cfgcr2); } static bool skl_compare_hw_state(const struct intel_dpll_hw_state *a, @@ -2402,23 +2398,16 @@ static void bxt_update_dpll_ref_clks(struct drm_i915_private *i915) /* DSI non-SSC ref 19.2MHz */ } -static void bxt_dump_hw_state(struct drm_i915_private *i915, +static void bxt_dump_hw_state(struct drm_printer *p, const struct intel_dpll_hw_state *hw_state) { - drm_dbg_kms(&i915->drm, "dpll_hw_state: ebb0: 0x%x, ebb4: 0x%x," - "pll0: 0x%x, pll1: 0x%x, pll2: 0x%x, pll3: 0x%x, " - "pll6: 0x%x, pll8: 0x%x, pll9: 0x%x, pll10: 0x%x, pcsdw12: 0x%x\n", - hw_state->ebb0, - hw_state->ebb4, - hw_state->pll0, - hw_state->pll1, - hw_state->pll2, - hw_state->pll3, - hw_state->pll6, - hw_state->pll8, - hw_state->pll9, - hw_state->pll10, - hw_state->pcsdw12); + drm_printf(p, "dpll_hw_state: ebb0: 0x%x, ebb4: 0x%x," + "pll0: 0x%x, pll1: 0x%x, pll2: 0x%x, pll3: 0x%x, " + "pll6: 0x%x, pll8: 0x%x, pll9: 0x%x, pll10: 0x%x, pcsdw12: 0x%x\n", + hw_state->ebb0, hw_state->ebb4, + hw_state->pll0, hw_state->pll1, hw_state->pll2, hw_state->pll3, + hw_state->pll6, hw_state->pll8, hw_state->pll9, hw_state->pll10, + hw_state->pcsdw12); } static bool bxt_compare_hw_state(const struct intel_dpll_hw_state *a, @@ -4026,28 +4015,26 @@ static void icl_update_dpll_ref_clks(struct drm_i915_private *i915) i915->display.dpll.ref_clks.nssc = i915->display.cdclk.hw.ref; } -static void icl_dump_hw_state(struct drm_i915_private *i915, +static void icl_dump_hw_state(struct drm_printer *p, const struct intel_dpll_hw_state *hw_state) { - drm_dbg_kms(&i915->drm, - "dpll_hw_state: cfgcr0: 0x%x, cfgcr1: 0x%x, div0: 0x%x, " - "mg_refclkin_ctl: 0x%x, hg_clktop2_coreclkctl1: 0x%x, " - "mg_clktop2_hsclkctl: 0x%x, mg_pll_div0: 0x%x, " - "mg_pll_div2: 0x%x, mg_pll_lf: 0x%x, " - "mg_pll_frac_lock: 0x%x, mg_pll_ssc: 0x%x, " - "mg_pll_bias: 0x%x, mg_pll_tdc_coldst_bias: 0x%x\n", - hw_state->cfgcr0, hw_state->cfgcr1, - hw_state->div0, - hw_state->mg_refclkin_ctl, - hw_state->mg_clktop2_coreclkctl1, - hw_state->mg_clktop2_hsclkctl, - hw_state->mg_pll_div0, - hw_state->mg_pll_div1, - hw_state->mg_pll_lf, - hw_state->mg_pll_frac_lock, - hw_state->mg_pll_ssc, - hw_state->mg_pll_bias, - hw_state->mg_pll_tdc_coldst_bias); + drm_printf(p, "dpll_hw_state: cfgcr0: 0x%x, cfgcr1: 0x%x, div0: 0x%x, " + "mg_refclkin_ctl: 0x%x, hg_clktop2_coreclkctl1: 0x%x, " + "mg_clktop2_hsclkctl: 0x%x, mg_pll_div0: 0x%x, " + "mg_pll_div2: 0x%x, mg_pll_lf: 0x%x, " + "mg_pll_frac_lock: 0x%x, mg_pll_ssc: 0x%x, " + "mg_pll_bias: 0x%x, mg_pll_tdc_coldst_bias: 0x%x\n", + hw_state->cfgcr0, hw_state->cfgcr1, hw_state->div0, + hw_state->mg_refclkin_ctl, + hw_state->mg_clktop2_coreclkctl1, + hw_state->mg_clktop2_hsclkctl, + hw_state->mg_pll_div0, + hw_state->mg_pll_div1, + hw_state->mg_pll_lf, + hw_state->mg_pll_frac_lock, + hw_state->mg_pll_ssc, + hw_state->mg_pll_bias, + hw_state->mg_pll_tdc_coldst_bias); } static bool icl_compare_hw_state(const struct intel_dpll_hw_state *a, @@ -4514,22 +4501,24 @@ void intel_dpll_sanitize_state(struct drm_i915_private *i915) } /** - * intel_dpll_dump_hw_state - write hw_state to dmesg + * intel_dpll_dump_hw_state - dump hw_state * @i915: i915 drm device - * @hw_state: hw state to be written to the log + * @p: where to print the state to + * @hw_state: hw state to be dumped * - * Write the relevant values in @hw_state to dmesg using drm_dbg_kms. + * Dumo out the relevant values in @hw_state. */ void intel_dpll_dump_hw_state(struct drm_i915_private *i915, + struct drm_printer *p, const struct intel_dpll_hw_state *hw_state) { if (i915->display.dpll.mgr) { - i915->display.dpll.mgr->dump_hw_state(i915, hw_state); + i915->display.dpll.mgr->dump_hw_state(p, hw_state); } else { /* fallback for platforms that don't use the shared dpll * infrastructure */ - ibx_dump_hw_state(i915, hw_state); + ibx_dump_hw_state(p, hw_state); } } diff --git a/drivers/gpu/drm/i915/display/intel_dpll_mgr.h b/drivers/gpu/drm/i915/display/intel_dpll_mgr.h index cc0e1386309d..d4d97e40440a 100644 --- a/drivers/gpu/drm/i915/display/intel_dpll_mgr.h +++ b/drivers/gpu/drm/i915/display/intel_dpll_mgr.h @@ -36,6 +36,7 @@ enum tc_port; struct drm_i915_private; +struct drm_printer; struct intel_atomic_state; struct intel_crtc; struct intel_crtc_state; @@ -377,6 +378,7 @@ void intel_dpll_readout_hw_state(struct drm_i915_private *i915); void intel_dpll_sanitize_state(struct drm_i915_private *i915); void intel_dpll_dump_hw_state(struct drm_i915_private *i915, + struct drm_printer *p, const struct intel_dpll_hw_state *hw_state); bool intel_dpll_compare_hw_state(struct drm_i915_private *i915, const struct intel_dpll_hw_state *a, -- cgit From dadc05e6ea0a0dbf7328e471bccb4fc467eacf5d Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Thu, 15 Feb 2024 18:40:50 +0200 Subject: drm/i915: Use drm_printer more extensively in intel_crtc_state_dump() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Convert all the direct drm_dbg_kms() stuff in intel_crtc_state_dump() over to drm_printf() since we now have the drm_printer around. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240215164055.30585-8-ville.syrjala@linux.intel.com Reviewed-by: Rodrigo Vivi --- .../gpu/drm/i915/display/intel_crtc_state_dump.c | 193 ++++++++++----------- 1 file changed, 91 insertions(+), 102 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_crtc_state_dump.c b/drivers/gpu/drm/i915/display/intel_crtc_state_dump.c index 59d2b3d39951..b34fb0e6e46d 100644 --- a/drivers/gpu/drm/i915/display/intel_crtc_state_dump.c +++ b/drivers/gpu/drm/i915/display/intel_crtc_state_dump.c @@ -211,43 +211,40 @@ void intel_crtc_state_dump(const struct intel_crtc_state *pipe_config, p = drm_dbg_printer(&i915->drm, DRM_UT_KMS, NULL); - drm_dbg_kms(&i915->drm, "[CRTC:%d:%s] enable: %s [%s]\n", - crtc->base.base.id, crtc->base.name, - str_yes_no(pipe_config->hw.enable), context); + drm_printf(&p, "[CRTC:%d:%s] enable: %s [%s]\n", + crtc->base.base.id, crtc->base.name, + str_yes_no(pipe_config->hw.enable), context); if (!pipe_config->hw.enable) goto dump_planes; snprintf_output_types(buf, sizeof(buf), pipe_config->output_types); - drm_dbg_kms(&i915->drm, - "active: %s, output_types: %s (0x%x), output format: %s, sink format: %s\n", - str_yes_no(pipe_config->hw.active), - buf, pipe_config->output_types, - intel_output_format_name(pipe_config->output_format), - intel_output_format_name(pipe_config->sink_format)); + drm_printf(&p, "active: %s, output_types: %s (0x%x), output format: %s, sink format: %s\n", + str_yes_no(pipe_config->hw.active), + buf, pipe_config->output_types, + intel_output_format_name(pipe_config->output_format), + intel_output_format_name(pipe_config->sink_format)); - drm_dbg_kms(&i915->drm, - "cpu_transcoder: %s, pipe bpp: %i, dithering: %i\n", - transcoder_name(pipe_config->cpu_transcoder), - pipe_config->pipe_bpp, pipe_config->dither); + drm_printf(&p, "cpu_transcoder: %s, pipe bpp: %i, dithering: %i\n", + transcoder_name(pipe_config->cpu_transcoder), + pipe_config->pipe_bpp, pipe_config->dither); - drm_dbg_kms(&i915->drm, "MST master transcoder: %s\n", - transcoder_name(pipe_config->mst_master_transcoder)); + drm_printf(&p, "MST master transcoder: %s\n", + transcoder_name(pipe_config->mst_master_transcoder)); - drm_dbg_kms(&i915->drm, - "port sync: master transcoder: %s, slave transcoder bitmask = 0x%x\n", - transcoder_name(pipe_config->master_transcoder), - pipe_config->sync_mode_slaves_mask); + drm_printf(&p, "port sync: master transcoder: %s, slave transcoder bitmask = 0x%x\n", + transcoder_name(pipe_config->master_transcoder), + pipe_config->sync_mode_slaves_mask); - drm_dbg_kms(&i915->drm, "bigjoiner: %s, pipes: 0x%x\n", - intel_crtc_is_bigjoiner_slave(pipe_config) ? "slave" : - intel_crtc_is_bigjoiner_master(pipe_config) ? "master" : "no", - pipe_config->bigjoiner_pipes); + drm_printf(&p, "bigjoiner: %s, pipes: 0x%x\n", + intel_crtc_is_bigjoiner_slave(pipe_config) ? "slave" : + intel_crtc_is_bigjoiner_master(pipe_config) ? "master" : "no", + pipe_config->bigjoiner_pipes); - drm_dbg_kms(&i915->drm, "splitter: %s, link count %d, overlap %d\n", - str_enabled_disabled(pipe_config->splitter.enable), - pipe_config->splitter.link_count, - pipe_config->splitter.pixel_overlap); + drm_printf(&p, "splitter: %s, link count %d, overlap %d\n", + str_enabled_disabled(pipe_config->splitter.enable), + pipe_config->splitter.link_count, + pipe_config->splitter.pixel_overlap); if (pipe_config->has_pch_encoder) intel_dump_m_n_config(pipe_config, "fdi", @@ -261,32 +258,30 @@ void intel_crtc_state_dump(const struct intel_crtc_state *pipe_config, intel_dump_m_n_config(pipe_config, "dp m2_n2", pipe_config->lane_count, &pipe_config->dp_m2_n2); - drm_dbg_kms(&i915->drm, "fec: %s, enhanced framing: %s\n", - str_enabled_disabled(pipe_config->fec_enable), - str_enabled_disabled(pipe_config->enhanced_framing)); - - drm_dbg_kms(&i915->drm, "sdp split: %s\n", - str_enabled_disabled(pipe_config->sdp_split_enable)); - - drm_dbg_kms(&i915->drm, "psr: %s, psr2: %s, panel replay: %s, selective fetch: %s\n", - str_enabled_disabled(pipe_config->has_psr), - str_enabled_disabled(pipe_config->has_psr2), - str_enabled_disabled(pipe_config->has_panel_replay), - str_enabled_disabled(pipe_config->enable_psr2_sel_fetch)); + drm_printf(&p, "fec: %s, enhanced framing: %s\n", + str_enabled_disabled(pipe_config->fec_enable), + str_enabled_disabled(pipe_config->enhanced_framing)); + + drm_printf(&p, "sdp split: %s\n", + str_enabled_disabled(pipe_config->sdp_split_enable)); + + drm_printf(&p, "psr: %s, psr2: %s, panel replay: %s, selective fetch: %s\n", + str_enabled_disabled(pipe_config->has_psr), + str_enabled_disabled(pipe_config->has_psr2), + str_enabled_disabled(pipe_config->has_panel_replay), + str_enabled_disabled(pipe_config->enable_psr2_sel_fetch)); } - drm_dbg_kms(&i915->drm, "framestart delay: %d, MSA timing delay: %d\n", - pipe_config->framestart_delay, pipe_config->msa_timing_delay); + drm_printf(&p, "framestart delay: %d, MSA timing delay: %d\n", + pipe_config->framestart_delay, pipe_config->msa_timing_delay); - drm_dbg_kms(&i915->drm, - "audio: %i, infoframes: %i, infoframes enabled: 0x%x\n", - pipe_config->has_audio, pipe_config->has_infoframe, - pipe_config->infoframes.enable); + drm_printf(&p, "audio: %i, infoframes: %i, infoframes enabled: 0x%x\n", + pipe_config->has_audio, pipe_config->has_infoframe, + pipe_config->infoframes.enable); if (pipe_config->infoframes.enable & intel_hdmi_infoframe_enable(HDMI_PACKET_TYPE_GENERAL_CONTROL)) - drm_dbg_kms(&i915->drm, "GCP: 0x%x\n", - pipe_config->infoframes.gcp); + drm_printf(&p, "GCP: 0x%x\n", pipe_config->infoframes.gcp); if (pipe_config->infoframes.enable & intel_hdmi_infoframe_enable(HDMI_INFOFRAME_TYPE_AVI)) intel_dump_infoframe(i915, &pipe_config->infoframes.avi); @@ -310,75 +305,69 @@ void intel_crtc_state_dump(const struct intel_crtc_state *pipe_config, intel_dump_buffer(i915, "ELD: ", pipe_config->eld, drm_eld_size(pipe_config->eld)); - drm_dbg_kms(&i915->drm, "vrr: %s, vmin: %d, vmax: %d, pipeline full: %d, guardband: %d flipline: %d, vmin vblank: %d, vmax vblank: %d\n", - str_yes_no(pipe_config->vrr.enable), - pipe_config->vrr.vmin, pipe_config->vrr.vmax, - pipe_config->vrr.pipeline_full, pipe_config->vrr.guardband, - pipe_config->vrr.flipline, - intel_vrr_vmin_vblank_start(pipe_config), - intel_vrr_vmax_vblank_start(pipe_config)); - - drm_dbg_kms(&i915->drm, "requested mode: " DRM_MODE_FMT "\n", - DRM_MODE_ARG(&pipe_config->hw.mode)); - drm_dbg_kms(&i915->drm, "adjusted mode: " DRM_MODE_FMT "\n", - DRM_MODE_ARG(&pipe_config->hw.adjusted_mode)); + drm_printf(&p, "vrr: %s, vmin: %d, vmax: %d, pipeline full: %d, guardband: %d flipline: %d, vmin vblank: %d, vmax vblank: %d\n", + str_yes_no(pipe_config->vrr.enable), + pipe_config->vrr.vmin, pipe_config->vrr.vmax, + pipe_config->vrr.pipeline_full, pipe_config->vrr.guardband, + pipe_config->vrr.flipline, + intel_vrr_vmin_vblank_start(pipe_config), + intel_vrr_vmax_vblank_start(pipe_config)); + + drm_printf(&p, "requested mode: " DRM_MODE_FMT "\n", + DRM_MODE_ARG(&pipe_config->hw.mode)); + drm_printf(&p, "adjusted mode: " DRM_MODE_FMT "\n", + DRM_MODE_ARG(&pipe_config->hw.adjusted_mode)); intel_dump_crtc_timings(i915, &pipe_config->hw.adjusted_mode); - drm_dbg_kms(&i915->drm, "pipe mode: " DRM_MODE_FMT "\n", - DRM_MODE_ARG(&pipe_config->hw.pipe_mode)); + drm_printf(&p, "pipe mode: " DRM_MODE_FMT "\n", + DRM_MODE_ARG(&pipe_config->hw.pipe_mode)); intel_dump_crtc_timings(i915, &pipe_config->hw.pipe_mode); - drm_dbg_kms(&i915->drm, - "port clock: %d, pipe src: " DRM_RECT_FMT ", pixel rate %d\n", - pipe_config->port_clock, DRM_RECT_ARG(&pipe_config->pipe_src), - pipe_config->pixel_rate); + drm_printf(&p, "port clock: %d, pipe src: " DRM_RECT_FMT ", pixel rate %d\n", + pipe_config->port_clock, DRM_RECT_ARG(&pipe_config->pipe_src), + pipe_config->pixel_rate); - drm_dbg_kms(&i915->drm, "linetime: %d, ips linetime: %d\n", - pipe_config->linetime, pipe_config->ips_linetime); + drm_printf(&p, "linetime: %d, ips linetime: %d\n", + pipe_config->linetime, pipe_config->ips_linetime); if (DISPLAY_VER(i915) >= 9) - drm_dbg_kms(&i915->drm, - "num_scalers: %d, scaler_users: 0x%x, scaler_id: %d, scaling_filter: %d\n", - crtc->num_scalers, - pipe_config->scaler_state.scaler_users, - pipe_config->scaler_state.scaler_id, - pipe_config->hw.scaling_filter); + drm_printf(&p, "num_scalers: %d, scaler_users: 0x%x, scaler_id: %d, scaling_filter: %d\n", + crtc->num_scalers, + pipe_config->scaler_state.scaler_users, + pipe_config->scaler_state.scaler_id, + pipe_config->hw.scaling_filter); if (HAS_GMCH(i915)) - drm_dbg_kms(&i915->drm, - "gmch pfit: control: 0x%08x, ratios: 0x%08x, lvds border: 0x%08x\n", - pipe_config->gmch_pfit.control, - pipe_config->gmch_pfit.pgm_ratios, - pipe_config->gmch_pfit.lvds_border_bits); + drm_printf(&p, "gmch pfit: control: 0x%08x, ratios: 0x%08x, lvds border: 0x%08x\n", + pipe_config->gmch_pfit.control, + pipe_config->gmch_pfit.pgm_ratios, + pipe_config->gmch_pfit.lvds_border_bits); else - drm_dbg_kms(&i915->drm, - "pch pfit: " DRM_RECT_FMT ", %s, force thru: %s\n", - DRM_RECT_ARG(&pipe_config->pch_pfit.dst), - str_enabled_disabled(pipe_config->pch_pfit.enabled), - str_yes_no(pipe_config->pch_pfit.force_thru)); + drm_printf(&p, "pch pfit: " DRM_RECT_FMT ", %s, force thru: %s\n", + DRM_RECT_ARG(&pipe_config->pch_pfit.dst), + str_enabled_disabled(pipe_config->pch_pfit.enabled), + str_yes_no(pipe_config->pch_pfit.force_thru)); - drm_dbg_kms(&i915->drm, "ips: %i, double wide: %i, drrs: %i\n", - pipe_config->ips_enabled, pipe_config->double_wide, - pipe_config->has_drrs); + drm_printf(&p, "ips: %i, double wide: %i, drrs: %i\n", + pipe_config->ips_enabled, pipe_config->double_wide, + pipe_config->has_drrs); intel_dpll_dump_hw_state(i915, &p, &pipe_config->dpll_hw_state); if (IS_CHERRYVIEW(i915)) - drm_dbg_kms(&i915->drm, - "cgm_mode: 0x%x gamma_mode: 0x%x gamma_enable: %d csc_enable: %d\n", - pipe_config->cgm_mode, pipe_config->gamma_mode, - pipe_config->gamma_enable, pipe_config->csc_enable); + drm_printf(&p, "cgm_mode: 0x%x gamma_mode: 0x%x gamma_enable: %d csc_enable: %d\n", + pipe_config->cgm_mode, pipe_config->gamma_mode, + pipe_config->gamma_enable, pipe_config->csc_enable); else - drm_dbg_kms(&i915->drm, - "csc_mode: 0x%x gamma_mode: 0x%x gamma_enable: %d csc_enable: %d\n", - pipe_config->csc_mode, pipe_config->gamma_mode, - pipe_config->gamma_enable, pipe_config->csc_enable); - - drm_dbg_kms(&i915->drm, "pre csc lut: %s%d entries, post csc lut: %d entries\n", - pipe_config->pre_csc_lut && pipe_config->pre_csc_lut == - i915->display.color.glk_linear_degamma_lut ? "(linear) " : "", - pipe_config->pre_csc_lut ? - drm_color_lut_size(pipe_config->pre_csc_lut) : 0, - pipe_config->post_csc_lut ? - drm_color_lut_size(pipe_config->post_csc_lut) : 0); + drm_printf(&p, "csc_mode: 0x%x gamma_mode: 0x%x gamma_enable: %d csc_enable: %d\n", + pipe_config->csc_mode, pipe_config->gamma_mode, + pipe_config->gamma_enable, pipe_config->csc_enable); + + drm_printf(&p, "pre csc lut: %s%d entries, post csc lut: %d entries\n", + pipe_config->pre_csc_lut && pipe_config->pre_csc_lut == + i915->display.color.glk_linear_degamma_lut ? "(linear) " : "", + pipe_config->pre_csc_lut ? + drm_color_lut_size(pipe_config->pre_csc_lut) : 0, + pipe_config->post_csc_lut ? + drm_color_lut_size(pipe_config->post_csc_lut) : 0); if (DISPLAY_VER(i915) >= 11) ilk_dump_csc(i915, "output csc", &pipe_config->output_csc); -- cgit From 2522ed5b6321ca8c97191719eb2c4294c1d0679f Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Thu, 15 Feb 2024 18:40:51 +0200 Subject: drm/i915: Convert the remaining state dump to drm_printer MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Plumb the drm_printer to all the little helpers called by intel_crtc_state_dump() and use it there as well. The exceptions are the ELD and infoframe stuff as they call helpers outside of the drm and thus can't use drm_printer. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240215164055.30585-9-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula --- .../gpu/drm/i915/display/intel_crtc_state_dump.c | 137 +++++++++------------ 1 file changed, 60 insertions(+), 77 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_crtc_state_dump.c b/drivers/gpu/drm/i915/display/intel_crtc_state_dump.c index b34fb0e6e46d..b5b9b99213cf 100644 --- a/drivers/gpu/drm/i915/display/intel_crtc_state_dump.c +++ b/drivers/gpu/drm/i915/display/intel_crtc_state_dump.c @@ -12,33 +12,31 @@ #include "intel_hdmi.h" #include "intel_vrr.h" -static void intel_dump_crtc_timings(struct drm_i915_private *i915, +static void intel_dump_crtc_timings(struct drm_printer *p, const struct drm_display_mode *mode) { - drm_dbg_kms(&i915->drm, "crtc timings: clock=%d, " - "hd=%d hb=%d-%d hs=%d-%d ht=%d, " - "vd=%d vb=%d-%d vs=%d-%d vt=%d, " - "flags=0x%x\n", - mode->crtc_clock, - mode->crtc_hdisplay, mode->crtc_hblank_start, mode->crtc_hblank_end, - mode->crtc_hsync_start, mode->crtc_hsync_end, mode->crtc_htotal, - mode->crtc_vdisplay, mode->crtc_vblank_start, mode->crtc_vblank_end, - mode->crtc_vsync_start, mode->crtc_vsync_end, mode->crtc_vtotal, - mode->flags); + drm_printf(p, "crtc timings: clock=%d, " + "hd=%d hb=%d-%d hs=%d-%d ht=%d, " + "vd=%d vb=%d-%d vs=%d-%d vt=%d, " + "flags=0x%x\n", + mode->crtc_clock, + mode->crtc_hdisplay, mode->crtc_hblank_start, mode->crtc_hblank_end, + mode->crtc_hsync_start, mode->crtc_hsync_end, mode->crtc_htotal, + mode->crtc_vdisplay, mode->crtc_vblank_start, mode->crtc_vblank_end, + mode->crtc_vsync_start, mode->crtc_vsync_end, mode->crtc_vtotal, + mode->flags); } static void -intel_dump_m_n_config(const struct intel_crtc_state *pipe_config, +intel_dump_m_n_config(struct drm_printer *p, + const struct intel_crtc_state *pipe_config, const char *id, unsigned int lane_count, const struct intel_link_m_n *m_n) { - struct drm_i915_private *i915 = to_i915(pipe_config->uapi.crtc->dev); - - drm_dbg_kms(&i915->drm, - "%s: lanes: %i; data_m: %u, data_n: %u, link_m: %u, link_n: %u, tu: %u\n", - id, lane_count, - m_n->data_m, m_n->data_n, - m_n->link_m, m_n->link_n, m_n->tu); + drm_printf(p, "%s: lanes: %i; data_m: %u, data_n: %u, link_m: %u, link_n: %u, tu: %u\n", + id, lane_count, + m_n->data_m, m_n->data_n, + m_n->link_m, m_n->link_n, m_n->tu); } static void @@ -52,17 +50,7 @@ intel_dump_infoframe(struct drm_i915_private *i915, } static void -intel_dump_dp_vsc_sdp(struct drm_i915_private *i915, - const struct drm_dp_vsc_sdp *vsc) -{ - struct drm_printer p = drm_dbg_printer(&i915->drm, DRM_UT_KMS, NULL); - - drm_dp_vsc_sdp_log(&p, vsc); -} - -static void -intel_dump_buffer(struct drm_i915_private *i915, - const char *prefix, const u8 *buf, size_t len) +intel_dump_buffer(const char *prefix, const u8 *buf, size_t len) { if (!drm_debug_enabled(DRM_UT_KMS)) return; @@ -130,71 +118,66 @@ const char *intel_output_format_name(enum intel_output_format format) return output_format_str[format]; } -static void intel_dump_plane_state(const struct intel_plane_state *plane_state) +static void intel_dump_plane_state(struct drm_printer *p, + const struct intel_plane_state *plane_state) { struct intel_plane *plane = to_intel_plane(plane_state->uapi.plane); - struct drm_i915_private *i915 = to_i915(plane->base.dev); const struct drm_framebuffer *fb = plane_state->hw.fb; if (!fb) { - drm_dbg_kms(&i915->drm, - "[PLANE:%d:%s] fb: [NOFB], visible: %s\n", - plane->base.base.id, plane->base.name, - str_yes_no(plane_state->uapi.visible)); + drm_printf(p, "[PLANE:%d:%s] fb: [NOFB], visible: %s\n", + plane->base.base.id, plane->base.name, + str_yes_no(plane_state->uapi.visible)); return; } - drm_dbg_kms(&i915->drm, - "[PLANE:%d:%s] fb: [FB:%d] %ux%u format = %p4cc modifier = 0x%llx, visible: %s\n", - plane->base.base.id, plane->base.name, - fb->base.id, fb->width, fb->height, &fb->format->format, - fb->modifier, str_yes_no(plane_state->uapi.visible)); - drm_dbg_kms(&i915->drm, "\trotation: 0x%x, scaler: %d, scaling_filter: %d\n", - plane_state->hw.rotation, plane_state->scaler_id, plane_state->hw.scaling_filter); + drm_printf(p, "[PLANE:%d:%s] fb: [FB:%d] %ux%u format = %p4cc modifier = 0x%llx, visible: %s\n", + plane->base.base.id, plane->base.name, + fb->base.id, fb->width, fb->height, &fb->format->format, + fb->modifier, str_yes_no(plane_state->uapi.visible)); + drm_printf(p, "\trotation: 0x%x, scaler: %d, scaling_filter: %d\n", + plane_state->hw.rotation, plane_state->scaler_id, plane_state->hw.scaling_filter); if (plane_state->uapi.visible) - drm_dbg_kms(&i915->drm, - "\tsrc: " DRM_RECT_FP_FMT " dst: " DRM_RECT_FMT "\n", - DRM_RECT_FP_ARG(&plane_state->uapi.src), - DRM_RECT_ARG(&plane_state->uapi.dst)); + drm_printf(p, "\tsrc: " DRM_RECT_FP_FMT " dst: " DRM_RECT_FMT "\n", + DRM_RECT_FP_ARG(&plane_state->uapi.src), + DRM_RECT_ARG(&plane_state->uapi.dst)); } static void -ilk_dump_csc(struct drm_i915_private *i915, const char *name, +ilk_dump_csc(struct drm_i915_private *i915, + struct drm_printer *p, + const char *name, const struct intel_csc_matrix *csc) { int i; - drm_dbg_kms(&i915->drm, - "%s: pre offsets: 0x%04x 0x%04x 0x%04x\n", name, - csc->preoff[0], csc->preoff[1], csc->preoff[2]); + drm_printf(p, "%s: pre offsets: 0x%04x 0x%04x 0x%04x\n", name, + csc->preoff[0], csc->preoff[1], csc->preoff[2]); for (i = 0; i < 3; i++) - drm_dbg_kms(&i915->drm, - "%s: coefficients: 0x%04x 0x%04x 0x%04x\n", name, - csc->coeff[3 * i + 0], - csc->coeff[3 * i + 1], - csc->coeff[3 * i + 2]); + drm_printf(p, "%s: coefficients: 0x%04x 0x%04x 0x%04x\n", name, + csc->coeff[3 * i + 0], + csc->coeff[3 * i + 1], + csc->coeff[3 * i + 2]); if (DISPLAY_VER(i915) < 7) return; - drm_dbg_kms(&i915->drm, - "%s: post offsets: 0x%04x 0x%04x 0x%04x\n", name, - csc->postoff[0], csc->postoff[1], csc->postoff[2]); + drm_printf(p, "%s: post offsets: 0x%04x 0x%04x 0x%04x\n", name, + csc->postoff[0], csc->postoff[1], csc->postoff[2]); } static void -vlv_dump_csc(struct drm_i915_private *i915, const char *name, +vlv_dump_csc(struct drm_printer *p, const char *name, const struct intel_csc_matrix *csc) { int i; for (i = 0; i < 3; i++) - drm_dbg_kms(&i915->drm, - "%s: coefficients: 0x%04x 0x%04x 0x%04x\n", name, - csc->coeff[3 * i + 0], - csc->coeff[3 * i + 1], - csc->coeff[3 * i + 2]); + drm_printf(p, "%s: coefficients: 0x%04x 0x%04x 0x%04x\n", name, + csc->coeff[3 * i + 0], + csc->coeff[3 * i + 1], + csc->coeff[3 * i + 2]); } void intel_crtc_state_dump(const struct intel_crtc_state *pipe_config, @@ -247,15 +230,15 @@ void intel_crtc_state_dump(const struct intel_crtc_state *pipe_config, pipe_config->splitter.pixel_overlap); if (pipe_config->has_pch_encoder) - intel_dump_m_n_config(pipe_config, "fdi", + intel_dump_m_n_config(&p, pipe_config, "fdi", pipe_config->fdi_lanes, &pipe_config->fdi_m_n); if (intel_crtc_has_dp_encoder(pipe_config)) { - intel_dump_m_n_config(pipe_config, "dp m_n", + intel_dump_m_n_config(&p, pipe_config, "dp m_n", pipe_config->lane_count, &pipe_config->dp_m_n); - intel_dump_m_n_config(pipe_config, "dp m2_n2", + intel_dump_m_n_config(&p, pipe_config, "dp m2_n2", pipe_config->lane_count, &pipe_config->dp_m2_n2); drm_printf(&p, "fec: %s, enhanced framing: %s\n", @@ -299,10 +282,10 @@ void intel_crtc_state_dump(const struct intel_crtc_state *pipe_config, intel_dump_infoframe(i915, &pipe_config->infoframes.drm); if (pipe_config->infoframes.enable & intel_hdmi_infoframe_enable(DP_SDP_VSC)) - intel_dump_dp_vsc_sdp(i915, &pipe_config->infoframes.vsc); + drm_dp_vsc_sdp_log(&p, &pipe_config->infoframes.vsc); if (pipe_config->has_audio) - intel_dump_buffer(i915, "ELD: ", pipe_config->eld, + intel_dump_buffer("ELD: ", pipe_config->eld, drm_eld_size(pipe_config->eld)); drm_printf(&p, "vrr: %s, vmin: %d, vmax: %d, pipeline full: %d, guardband: %d flipline: %d, vmin vblank: %d, vmax vblank: %d\n", @@ -317,10 +300,10 @@ void intel_crtc_state_dump(const struct intel_crtc_state *pipe_config, DRM_MODE_ARG(&pipe_config->hw.mode)); drm_printf(&p, "adjusted mode: " DRM_MODE_FMT "\n", DRM_MODE_ARG(&pipe_config->hw.adjusted_mode)); - intel_dump_crtc_timings(i915, &pipe_config->hw.adjusted_mode); + intel_dump_crtc_timings(&p, &pipe_config->hw.adjusted_mode); drm_printf(&p, "pipe mode: " DRM_MODE_FMT "\n", DRM_MODE_ARG(&pipe_config->hw.pipe_mode)); - intel_dump_crtc_timings(i915, &pipe_config->hw.pipe_mode); + intel_dump_crtc_timings(&p, &pipe_config->hw.pipe_mode); drm_printf(&p, "port clock: %d, pipe src: " DRM_RECT_FMT ", pixel rate %d\n", pipe_config->port_clock, DRM_RECT_ARG(&pipe_config->pipe_src), pipe_config->pixel_rate); @@ -370,14 +353,14 @@ void intel_crtc_state_dump(const struct intel_crtc_state *pipe_config, drm_color_lut_size(pipe_config->post_csc_lut) : 0); if (DISPLAY_VER(i915) >= 11) - ilk_dump_csc(i915, "output csc", &pipe_config->output_csc); + ilk_dump_csc(i915, &p, "output csc", &pipe_config->output_csc); if (!HAS_GMCH(i915)) - ilk_dump_csc(i915, "pipe csc", &pipe_config->csc); + ilk_dump_csc(i915, &p, "pipe csc", &pipe_config->csc); else if (IS_CHERRYVIEW(i915)) - vlv_dump_csc(i915, "cgm csc", &pipe_config->csc); + vlv_dump_csc(&p, "cgm csc", &pipe_config->csc); else if (IS_VALLEYVIEW(i915)) - vlv_dump_csc(i915, "wgc csc", &pipe_config->csc); + vlv_dump_csc(&p, "wgc csc", &pipe_config->csc); dump_planes: if (!state) @@ -385,6 +368,6 @@ dump_planes: for_each_new_intel_plane_in_state(state, plane, plane_state, i) { if (plane->pipe == crtc->pipe) - intel_dump_plane_state(plane_state); + intel_dump_plane_state(&p, plane_state); } } -- cgit From 3cb1b6956b8e2d9b66840e22286d1a51258fecbf Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Thu, 15 Feb 2024 18:40:52 +0200 Subject: drm/i915: Skip intel_crtc_state_dump() if debugs aren't enabled MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit intel_crtc_state_dump() does a whole boatload of string formatting which is all wasted energy if the debugs aren't even enabled. Skip the whole thing in that case. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240215164055.30585-10-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_crtc_state_dump.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/gpu/drm/i915/display/intel_crtc_state_dump.c b/drivers/gpu/drm/i915/display/intel_crtc_state_dump.c index b5b9b99213cf..cd78c200d483 100644 --- a/drivers/gpu/drm/i915/display/intel_crtc_state_dump.c +++ b/drivers/gpu/drm/i915/display/intel_crtc_state_dump.c @@ -192,6 +192,9 @@ void intel_crtc_state_dump(const struct intel_crtc_state *pipe_config, char buf[64]; int i; + if (!drm_debug_enabled(DRM_UT_KMS)) + return; + p = drm_dbg_printer(&i915->drm, DRM_UT_KMS, NULL); drm_printf(&p, "[CRTC:%d:%s] enable: %s [%s]\n", -- cgit From e05f61a17ce28c29246b87bcff11369994f47d6d Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Thu, 15 Feb 2024 18:40:53 +0200 Subject: drm/i915: Relocate pipe_config_mismatch() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Hoist pipe_config_mismatch() upwards a bit so that it can get reused by the other mismatch() functions. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240215164055.30585-11-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_display.c | 46 ++++++++++++++-------------- 1 file changed, 23 insertions(+), 23 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index cdd489c1d145..c2c8683ec831 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -4797,6 +4797,29 @@ intel_compare_buffer(const u8 *a, const u8 *b, size_t len) return memcmp(a, b, len) == 0; } +static void __printf(4, 5) +pipe_config_mismatch(bool fastset, const struct intel_crtc *crtc, + const char *name, const char *format, ...) +{ + struct drm_i915_private *i915 = to_i915(crtc->base.dev); + struct va_format vaf; + va_list args; + + va_start(args, format); + vaf.fmt = format; + vaf.va = &args; + + if (fastset) + drm_dbg_kms(&i915->drm, + "[CRTC:%d:%s] fastset requirement not met in %s %pV\n", + crtc->base.base.id, crtc->base.name, name, &vaf); + else + drm_err(&i915->drm, "[CRTC:%d:%s] mismatch in %s %pV\n", + crtc->base.base.id, crtc->base.name, name, &vaf); + + va_end(args); +} + static void pipe_config_infoframe_mismatch(bool fastset, const struct intel_crtc *crtc, const char *name, @@ -4906,29 +4929,6 @@ pipe_config_buffer_mismatch(bool fastset, const struct intel_crtc *crtc, 16, 0, b, len, false); } -static void __printf(4, 5) -pipe_config_mismatch(bool fastset, const struct intel_crtc *crtc, - const char *name, const char *format, ...) -{ - struct drm_i915_private *i915 = to_i915(crtc->base.dev); - struct va_format vaf; - va_list args; - - va_start(args, format); - vaf.fmt = format; - vaf.va = &args; - - if (fastset) - drm_dbg_kms(&i915->drm, - "[CRTC:%d:%s] fastset requirement not met in %s %pV\n", - crtc->base.base.id, crtc->base.name, name, &vaf); - else - drm_err(&i915->drm, "[CRTC:%d:%s] mismatch in %s %pV\n", - crtc->base.base.id, crtc->base.name, name, &vaf); - - va_end(args); -} - static void pipe_config_pll_mismatch(bool fastset, const struct intel_crtc *crtc, -- cgit From b4409db3ff7f8faf9074d78c8d93f4f0f97b88f0 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Thu, 29 Feb 2024 20:42:07 +0200 Subject: drm/i915: Reuse pipe_config_mismatch() more MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Just call pipe_config_mismatch() from all the more specialized mismatch() functions instead of hand rolling the same printfs all over. v2: Eliminate the dpll drm_debug_enabled() in an earlier patch (Jani) Reviewed-by: Jani Nikula Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240229184207.31233-1-ville.syrjala@linux.intel.com --- drivers/gpu/drm/i915/display/intel_display.c | 42 +++++++--------------------- 1 file changed, 10 insertions(+), 32 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index c2c8683ec831..474068e75c2e 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -4836,17 +4836,13 @@ pipe_config_infoframe_mismatch(bool fastset, const struct intel_crtc *crtc, p = drm_dbg_printer(&i915->drm, DRM_UT_KMS, NULL); loglevel = KERN_DEBUG; - - drm_printf(&p, "[CRTC:%d:%s] fastset requirement not met in %s infoframe\n", - crtc->base.base.id, crtc->base.name, name); } else { p = drm_err_printer(&i915->drm, NULL); loglevel = KERN_ERR; - - drm_printf(&p, "[CRTC:%d:%s] mismatch in %s infoframe\n", - crtc->base.base.id, crtc->base.name, name); } + pipe_config_mismatch(fastset, crtc, name, "infoframe"); + drm_printf(&p, "expected:\n"); hdmi_infoframe_log(loglevel, i915->drm.dev, a); drm_printf(&p, "found:\n"); @@ -4862,17 +4858,12 @@ pipe_config_dp_vsc_sdp_mismatch(bool fastset, const struct intel_crtc *crtc, struct drm_i915_private *i915 = to_i915(crtc->base.dev); struct drm_printer p; - if (fastset) { + if (fastset) p = drm_dbg_printer(&i915->drm, DRM_UT_KMS, NULL); - - drm_printf(&p, "[CRTC:%d:%s] fastset requirement not met in %s dp sdp\n", - crtc->base.base.id, crtc->base.name, name); - } else { + else p = drm_err_printer(&i915->drm, NULL); - drm_printf(&p, "[CRTC:%d:%s] mismatch in %s dp sdp\n", - crtc->base.base.id, crtc->base.name, name); - } + pipe_config_mismatch(fastset, crtc, name, "dp sdp"); drm_printf(&p, "expected:\n"); drm_dp_vsc_sdp_log(&p, a); @@ -4899,27 +4890,19 @@ pipe_config_buffer_mismatch(bool fastset, const struct intel_crtc *crtc, const char *name, const u8 *a, const u8 *b, size_t len) { - struct drm_i915_private *i915 = to_i915(crtc->base.dev); - struct drm_printer p; const char *loglevel; if (fastset) { if (!drm_debug_enabled(DRM_UT_KMS)) return; - p = drm_dbg_printer(&i915->drm, DRM_UT_KMS, NULL); loglevel = KERN_DEBUG; - - drm_printf(&p, "[CRTC:%d:%s] fastset requirement not met in %s buffer\n", - crtc->base.base.id, crtc->base.name, name); } else { - p = drm_err_printer(&i915->drm, NULL); loglevel = KERN_ERR; - - drm_printf(&p, "[CRTC:%d:%s] mismatch in %s buffer\n", - crtc->base.base.id, crtc->base.name, name); } + pipe_config_mismatch(fastset, crtc, name, "buffer"); + /* only dump up to the last difference */ len = memcmp_diff_len(a, b, len); @@ -4939,17 +4922,12 @@ pipe_config_pll_mismatch(bool fastset, struct drm_i915_private *i915 = to_i915(crtc->base.dev); struct drm_printer p; - if (fastset) { + if (fastset) p = drm_dbg_printer(&i915->drm, DRM_UT_KMS, NULL); - - drm_printf(&p, "[CRTC:%d:%s] fastset requirement not met in %s\n", - crtc->base.base.id, crtc->base.name, name); - } else { + else p = drm_err_printer(&i915->drm, NULL); - drm_printf(&p, "[CRTC:%d:%s] mismatch in %s\n", - crtc->base.base.id, crtc->base.name, name); - } + pipe_config_mismatch(fastset, crtc, name, " "); /* stupid -Werror=format-zero-length */ drm_printf(&p, "expected:\n"); intel_dpll_dump_hw_state(i915, &p, a); -- cgit From 94273e122d0064b8ae7a70e7ce6ec3106d92f820 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Thu, 29 Feb 2024 20:42:34 +0200 Subject: drm/i915: Create the printer only once in intel_pipe_config_compare() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Create the drm_printer at the start of intel_pipe_config_compare() and pass it on to all the mismatch() functions. v2: Rebase Reviewed-by: Jani Nikula Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240229184234.31272-1-ville.syrjala@linux.intel.com --- drivers/gpu/drm/i915/display/intel_display.c | 101 ++++++++++++--------------- 1 file changed, 46 insertions(+), 55 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index 474068e75c2e..d366a103a707 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -4797,11 +4797,11 @@ intel_compare_buffer(const u8 *a, const u8 *b, size_t len) return memcmp(a, b, len) == 0; } -static void __printf(4, 5) -pipe_config_mismatch(bool fastset, const struct intel_crtc *crtc, +static void __printf(5, 6) +pipe_config_mismatch(struct drm_printer *p, bool fastset, + const struct intel_crtc *crtc, const char *name, const char *format, ...) { - struct drm_i915_private *i915 = to_i915(crtc->base.dev); struct va_format vaf; va_list args; @@ -4810,65 +4810,55 @@ pipe_config_mismatch(bool fastset, const struct intel_crtc *crtc, vaf.va = &args; if (fastset) - drm_dbg_kms(&i915->drm, - "[CRTC:%d:%s] fastset requirement not met in %s %pV\n", - crtc->base.base.id, crtc->base.name, name, &vaf); + drm_printf(p, "[CRTC:%d:%s] fastset requirement not met in %s %pV\n", + crtc->base.base.id, crtc->base.name, name, &vaf); else - drm_err(&i915->drm, "[CRTC:%d:%s] mismatch in %s %pV\n", - crtc->base.base.id, crtc->base.name, name, &vaf); + drm_printf(p, "[CRTC:%d:%s] mismatch in %s %pV\n", + crtc->base.base.id, crtc->base.name, name, &vaf); va_end(args); } static void -pipe_config_infoframe_mismatch(bool fastset, const struct intel_crtc *crtc, +pipe_config_infoframe_mismatch(struct drm_printer *p, bool fastset, + const struct intel_crtc *crtc, const char *name, const union hdmi_infoframe *a, const union hdmi_infoframe *b) { struct drm_i915_private *i915 = to_i915(crtc->base.dev); - struct drm_printer p; const char *loglevel; if (fastset) { if (!drm_debug_enabled(DRM_UT_KMS)) return; - p = drm_dbg_printer(&i915->drm, DRM_UT_KMS, NULL); loglevel = KERN_DEBUG; } else { - p = drm_err_printer(&i915->drm, NULL); loglevel = KERN_ERR; } - pipe_config_mismatch(fastset, crtc, name, "infoframe"); + pipe_config_mismatch(p, fastset, crtc, name, "infoframe"); - drm_printf(&p, "expected:\n"); + drm_printf(p, "expected:\n"); hdmi_infoframe_log(loglevel, i915->drm.dev, a); - drm_printf(&p, "found:\n"); + drm_printf(p, "found:\n"); hdmi_infoframe_log(loglevel, i915->drm.dev, b); } static void -pipe_config_dp_vsc_sdp_mismatch(bool fastset, const struct intel_crtc *crtc, +pipe_config_dp_vsc_sdp_mismatch(struct drm_printer *p, bool fastset, + const struct intel_crtc *crtc, const char *name, const struct drm_dp_vsc_sdp *a, const struct drm_dp_vsc_sdp *b) { - struct drm_i915_private *i915 = to_i915(crtc->base.dev); - struct drm_printer p; - - if (fastset) - p = drm_dbg_printer(&i915->drm, DRM_UT_KMS, NULL); - else - p = drm_err_printer(&i915->drm, NULL); - - pipe_config_mismatch(fastset, crtc, name, "dp sdp"); + pipe_config_mismatch(p, fastset, crtc, name, "dp sdp"); - drm_printf(&p, "expected:\n"); - drm_dp_vsc_sdp_log(&p, a); - drm_printf(&p, "found:\n"); - drm_dp_vsc_sdp_log(&p, b); + drm_printf(p, "expected:\n"); + drm_dp_vsc_sdp_log(p, a); + drm_printf(p, "found:\n"); + drm_dp_vsc_sdp_log(p, b); } /* Returns the length up to and including the last differing byte */ @@ -4886,7 +4876,8 @@ memcmp_diff_len(const u8 *a, const u8 *b, size_t len) } static void -pipe_config_buffer_mismatch(bool fastset, const struct intel_crtc *crtc, +pipe_config_buffer_mismatch(struct drm_printer *p, bool fastset, + const struct intel_crtc *crtc, const char *name, const u8 *a, const u8 *b, size_t len) { @@ -4901,7 +4892,7 @@ pipe_config_buffer_mismatch(bool fastset, const struct intel_crtc *crtc, loglevel = KERN_ERR; } - pipe_config_mismatch(fastset, crtc, name, "buffer"); + pipe_config_mismatch(p, fastset, crtc, name, "buffer"); /* only dump up to the last difference */ len = memcmp_diff_len(a, b, len); @@ -4913,26 +4904,20 @@ pipe_config_buffer_mismatch(bool fastset, const struct intel_crtc *crtc, } static void -pipe_config_pll_mismatch(bool fastset, +pipe_config_pll_mismatch(struct drm_printer *p, bool fastset, const struct intel_crtc *crtc, const char *name, const struct intel_dpll_hw_state *a, const struct intel_dpll_hw_state *b) { struct drm_i915_private *i915 = to_i915(crtc->base.dev); - struct drm_printer p; - - if (fastset) - p = drm_dbg_printer(&i915->drm, DRM_UT_KMS, NULL); - else - p = drm_err_printer(&i915->drm, NULL); - pipe_config_mismatch(fastset, crtc, name, " "); /* stupid -Werror=format-zero-length */ + pipe_config_mismatch(p, fastset, crtc, name, " "); /* stupid -Werror=format-zero-length */ - drm_printf(&p, "expected:\n"); - intel_dpll_dump_hw_state(i915, &p, a); - drm_printf(&p, "found:\n"); - intel_dpll_dump_hw_state(i915, &p, b); + drm_printf(p, "expected:\n"); + intel_dpll_dump_hw_state(i915, p, a); + drm_printf(p, "found:\n"); + intel_dpll_dump_hw_state(i915, p, b); } bool @@ -4942,13 +4927,19 @@ intel_pipe_config_compare(const struct intel_crtc_state *current_config, { struct drm_i915_private *dev_priv = to_i915(current_config->uapi.crtc->dev); struct intel_crtc *crtc = to_intel_crtc(pipe_config->uapi.crtc); + struct drm_printer p; bool ret = true; + if (fastset) + p = drm_dbg_printer(&dev_priv->drm, DRM_UT_KMS, NULL); + else + p = drm_err_printer(&dev_priv->drm, NULL); + #define PIPE_CONF_CHECK_X(name) do { \ if (current_config->name != pipe_config->name) { \ BUILD_BUG_ON_MSG(__same_type(current_config->name, bool), \ __stringify(name) " is bool"); \ - pipe_config_mismatch(fastset, crtc, __stringify(name), \ + pipe_config_mismatch(&p, fastset, crtc, __stringify(name), \ "(expected 0x%08x, found 0x%08x)", \ current_config->name, \ pipe_config->name); \ @@ -4960,7 +4951,7 @@ intel_pipe_config_compare(const struct intel_crtc_state *current_config, if ((current_config->name & (mask)) != (pipe_config->name & (mask))) { \ BUILD_BUG_ON_MSG(__same_type(current_config->name, bool), \ __stringify(name) " is bool"); \ - pipe_config_mismatch(fastset, crtc, __stringify(name), \ + pipe_config_mismatch(&p, fastset, crtc, __stringify(name), \ "(expected 0x%08x, found 0x%08x)", \ current_config->name & (mask), \ pipe_config->name & (mask)); \ @@ -4972,7 +4963,7 @@ intel_pipe_config_compare(const struct intel_crtc_state *current_config, if (current_config->name != pipe_config->name) { \ BUILD_BUG_ON_MSG(__same_type(current_config->name, bool), \ __stringify(name) " is bool"); \ - pipe_config_mismatch(fastset, crtc, __stringify(name), \ + pipe_config_mismatch(&p, fastset, crtc, __stringify(name), \ "(expected %i, found %i)", \ current_config->name, \ pipe_config->name); \ @@ -4984,7 +4975,7 @@ intel_pipe_config_compare(const struct intel_crtc_state *current_config, if (current_config->name != pipe_config->name) { \ BUILD_BUG_ON_MSG(!__same_type(current_config->name, bool), \ __stringify(name) " is not bool"); \ - pipe_config_mismatch(fastset, crtc, __stringify(name), \ + pipe_config_mismatch(&p, fastset, crtc, __stringify(name), \ "(expected %s, found %s)", \ str_yes_no(current_config->name), \ str_yes_no(pipe_config->name)); \ @@ -4994,7 +4985,7 @@ intel_pipe_config_compare(const struct intel_crtc_state *current_config, #define PIPE_CONF_CHECK_P(name) do { \ if (current_config->name != pipe_config->name) { \ - pipe_config_mismatch(fastset, crtc, __stringify(name), \ + pipe_config_mismatch(&p, fastset, crtc, __stringify(name), \ "(expected %p, found %p)", \ current_config->name, \ pipe_config->name); \ @@ -5005,7 +4996,7 @@ intel_pipe_config_compare(const struct intel_crtc_state *current_config, #define PIPE_CONF_CHECK_M_N(name) do { \ if (!intel_compare_link_m_n(¤t_config->name, \ &pipe_config->name)) { \ - pipe_config_mismatch(fastset, crtc, __stringify(name), \ + pipe_config_mismatch(&p, fastset, crtc, __stringify(name), \ "(expected tu %i data %i/%i link %i/%i, " \ "found tu %i, data %i/%i link %i/%i)", \ current_config->name.tu, \ @@ -5025,7 +5016,7 @@ intel_pipe_config_compare(const struct intel_crtc_state *current_config, #define PIPE_CONF_CHECK_PLL(name) do { \ if (!intel_dpll_compare_hw_state(dev_priv, ¤t_config->name, \ &pipe_config->name)) { \ - pipe_config_pll_mismatch(fastset, crtc, __stringify(name), \ + pipe_config_pll_mismatch(&p, fastset, crtc, __stringify(name), \ ¤t_config->name, \ &pipe_config->name); \ ret = false; \ @@ -5058,7 +5049,7 @@ intel_pipe_config_compare(const struct intel_crtc_state *current_config, #define PIPE_CONF_CHECK_FLAGS(name, mask) do { \ if ((current_config->name ^ pipe_config->name) & (mask)) { \ - pipe_config_mismatch(fastset, crtc, __stringify(name), \ + pipe_config_mismatch(&p, fastset, crtc, __stringify(name), \ "(%x) (expected %i, found %i)", \ (mask), \ current_config->name & (mask), \ @@ -5070,7 +5061,7 @@ intel_pipe_config_compare(const struct intel_crtc_state *current_config, #define PIPE_CONF_CHECK_INFOFRAME(name) do { \ if (!intel_compare_infoframe(¤t_config->infoframes.name, \ &pipe_config->infoframes.name)) { \ - pipe_config_infoframe_mismatch(fastset, crtc, __stringify(name), \ + pipe_config_infoframe_mismatch(&p, fastset, crtc, __stringify(name), \ ¤t_config->infoframes.name, \ &pipe_config->infoframes.name); \ ret = false; \ @@ -5080,7 +5071,7 @@ intel_pipe_config_compare(const struct intel_crtc_state *current_config, #define PIPE_CONF_CHECK_DP_VSC_SDP(name) do { \ if (!intel_compare_dp_vsc_sdp(¤t_config->infoframes.name, \ &pipe_config->infoframes.name)) { \ - pipe_config_dp_vsc_sdp_mismatch(fastset, crtc, __stringify(name), \ + pipe_config_dp_vsc_sdp_mismatch(&p, fastset, crtc, __stringify(name), \ ¤t_config->infoframes.name, \ &pipe_config->infoframes.name); \ ret = false; \ @@ -5091,7 +5082,7 @@ intel_pipe_config_compare(const struct intel_crtc_state *current_config, BUILD_BUG_ON(sizeof(current_config->name) != (len)); \ BUILD_BUG_ON(sizeof(pipe_config->name) != (len)); \ if (!intel_compare_buffer(current_config->name, pipe_config->name, (len))) { \ - pipe_config_buffer_mismatch(fastset, crtc, __stringify(name), \ + pipe_config_buffer_mismatch(&p, fastset, crtc, __stringify(name), \ current_config->name, \ pipe_config->name, \ (len)); \ @@ -5104,7 +5095,7 @@ intel_pipe_config_compare(const struct intel_crtc_state *current_config, !intel_color_lut_equal(current_config, \ current_config->lut, pipe_config->lut, \ is_pre_csc_lut)) { \ - pipe_config_mismatch(fastset, crtc, __stringify(lut), \ + pipe_config_mismatch(&p, fastset, crtc, __stringify(lut), \ "hw_state doesn't match sw_state"); \ ret = false; \ } \ -- cgit From 1ef48859317b2a77672dea8682df133abf9c44ed Mon Sep 17 00:00:00 2001 From: Jonathon Hall Date: Wed, 13 Mar 2024 09:54:25 -0400 Subject: drm/i915: Do not match JSL in ehl_combo_pll_div_frac_wa_needed() Since commit 0c65dc062611 ("drm/i915/jsl: s/JSL/JASPERLAKE for platform/subplatform defines"), boot freezes on a Jasper Lake tablet (Librem 11), usually with graphical corruption on the eDP display, but sometimes just a black screen. This commit was included in 6.6 and later. That commit was intended to refactor EHL and JSL macros, but the change to ehl_combo_pll_div_frac_wa_needed() started matching JSL incorrectly when it was only intended to match EHL. It replaced: return ((IS_PLATFORM(i915, INTEL_ELKHARTLAKE) && IS_JSL_EHL_DISPLAY_STEP(i915, STEP_B0, STEP_FOREVER)) || with: return (((IS_ELKHARTLAKE(i915) || IS_JASPERLAKE(i915)) && IS_DISPLAY_STEP(i915, STEP_B0, STEP_FOREVER)) || Remove IS_JASPERLAKE() to fix the regression. Signed-off-by: Jonathon Hall Cc: stable@vger.kernel.org Fixes: 0c65dc062611 ("drm/i915/jsl: s/JSL/JASPERLAKE for platform/subplatform defines") Reviewed-by: Jani Nikula Link: https://patchwork.freedesktop.org/patch/msgid/20240313135424.3731410-1-jonathon.hall@puri.sm Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_dpll_mgr.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/display/intel_dpll_mgr.c b/drivers/gpu/drm/i915/display/intel_dpll_mgr.c index 9542e62186e2..24a70de3f8e3 100644 --- a/drivers/gpu/drm/i915/display/intel_dpll_mgr.c +++ b/drivers/gpu/drm/i915/display/intel_dpll_mgr.c @@ -2543,7 +2543,7 @@ static void icl_wrpll_params_populate(struct skl_wrpll_params *params, static bool ehl_combo_pll_div_frac_wa_needed(struct drm_i915_private *i915) { - return (((IS_ELKHARTLAKE(i915) || IS_JASPERLAKE(i915)) && + return ((IS_ELKHARTLAKE(i915) && IS_DISPLAY_STEP(i915, STEP_B0, STEP_FOREVER)) || IS_TIGERLAKE(i915) || IS_ALDERLAKE_S(i915) || IS_ALDERLAKE_P(i915)) && i915->display.dpll.ref_clks.nssc == 38400; -- cgit From 4df6ac223cad36e7384ed00fe6efc114279f0df6 Mon Sep 17 00:00:00 2001 From: Joonas Lahtinen Date: Fri, 8 Mar 2024 16:46:43 +0200 Subject: drm/i915: Add includes for BUG_ON/BUILD_BUG_ON in i915_memcpy.c Add standalone includes for BUG_ON and BUILD_BUG_ON to avoid build failure after linux-next include refactoring. Signed-off-by: Joonas Lahtinen Cc: Chris Wilson Cc: Jani Nikula Cc: Rodrigo Vivi Cc: Tvrtko Ursulin Reviewed-by: Rodrigo Vivi Link: https://patchwork.freedesktop.org/patch/msgid/20240308144643.137831-1-joonas.lahtinen@linux.intel.com --- drivers/gpu/drm/i915/i915_memcpy.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/gpu/drm/i915/i915_memcpy.c b/drivers/gpu/drm/i915/i915_memcpy.c index ba82277254b7..cc41974cee74 100644 --- a/drivers/gpu/drm/i915/i915_memcpy.c +++ b/drivers/gpu/drm/i915/i915_memcpy.c @@ -25,6 +25,8 @@ #include #include #include +#include +#include #include #include "i915_memcpy.h" -- cgit From 183e2568b84d7bd5ee391762043c4c53c27e53ed Mon Sep 17 00:00:00 2001 From: Ankit Nautiyal Date: Wed, 13 Mar 2024 20:08:25 +0530 Subject: drm/i915/scaler: Update Pipe src size check in skl_update_scaler MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit For Earlier platforms, the Pipe source size is 12-bits so max pipe source width and height is 4096. For newer platforms it is 13-bits so theoretically max width/height is 8192. For few of the earlier platforms the scaler did not use all bits of the PIPESRC, so max scaler source size was used to make that the pipe source size is programmed within limits, before using scaler. This creates a problem, for MTL where scaler source size is 4096, but max pipe source width can theroretically be 8192. Switch the check to use the max scaler destination size, which closely match the limits. Signed-off-by: Ankit Nautiyal Reviewed-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240313143825.3461208-1-ankit.k.nautiyal@intel.com --- drivers/gpu/drm/i915/display/skl_scaler.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/i915/display/skl_scaler.c b/drivers/gpu/drm/i915/display/skl_scaler.c index 8a934bada624..baa601d27815 100644 --- a/drivers/gpu/drm/i915/display/skl_scaler.c +++ b/drivers/gpu/drm/i915/display/skl_scaler.c @@ -213,10 +213,11 @@ skl_update_scaler(struct intel_crtc_state *crtc_state, bool force_detach, * The pipe scaler does not use all the bits of PIPESRC, at least * on the earlier platforms. So even when we're scaling a plane * the *pipe* source size must not be too large. For simplicity - * we assume the limits match the scaler source size limits. Might - * not be 100% accurate on all platforms, but good enough for now. + * we assume the limits match the scaler destination size limits. + * Might not be 100% accurate on all platforms, but good enough for + * now. */ - if (pipe_src_w > max_src_w || pipe_src_h > max_src_h) { + if (pipe_src_w > max_dst_w || pipe_src_h > max_dst_h) { drm_dbg_kms(&dev_priv->drm, "scaler_user index %u.%u: pipe src size %ux%u " "is out of scaler range\n", -- cgit From 8353939042e8f8de8c0f98937f42c04eba7c06cd Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Fri, 8 Mar 2024 09:24:00 +0200 Subject: drm/i915: Rename ICL_PORT_TX_DW6 bits MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Our definitions for bit 7 and bit 0 of ICL_PORT_TX_DW6 are swapped. Functionally it doesn't matter as we always set both bits, but let's rename the bits to match bspec 100%. And while at it, add the definition for bits 1-6 as well, just to have it all fully documented. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240308072400.28918-1-ville.syrjala@linux.intel.com Reviewed-by: Rodrigo Vivi --- drivers/gpu/drm/i915/display/intel_combo_phy_regs.h | 5 +++-- drivers/gpu/drm/i915/display/intel_display_power_well.c | 2 +- 2 files changed, 4 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_combo_phy_regs.h b/drivers/gpu/drm/i915/display/intel_combo_phy_regs.h index 63601129b736..0964e392d02c 100644 --- a/drivers/gpu/drm/i915/display/intel_combo_phy_regs.h +++ b/drivers/gpu/drm/i915/display/intel_combo_phy_regs.h @@ -141,8 +141,9 @@ #define ICL_PORT_TX_DW6_AUX(phy) _MMIO(_ICL_PORT_TX_DW_AUX(6, phy)) #define ICL_PORT_TX_DW6_GRP(phy) _MMIO(_ICL_PORT_TX_DW_GRP(6, phy)) #define ICL_PORT_TX_DW6_LN(ln, phy) _MMIO(_ICL_PORT_TX_DW_LN(6, ln, phy)) -#define ICL_AUX_ANAOVRD1_LDO_BYPASS REG_BIT(7) -#define ICL_AUX_ANAOVRD1_ENABLE REG_BIT(0) +#define O_FUNC_OVRD_EN REG_BIT(7) +#define O_LDO_REF_SEL_CRI REG_GENMASK(6, 1) +#define O_LDO_BYPASS_CRI REG_BIT(0) #define ICL_PORT_TX_DW7_AUX(phy) _MMIO(_ICL_PORT_TX_DW_AUX(7, phy)) #define ICL_PORT_TX_DW7_GRP(phy) _MMIO(_ICL_PORT_TX_DW_GRP(7, phy)) diff --git a/drivers/gpu/drm/i915/display/intel_display_power_well.c b/drivers/gpu/drm/i915/display/intel_display_power_well.c index 217f82f1da84..78005d12638c 100644 --- a/drivers/gpu/drm/i915/display/intel_display_power_well.c +++ b/drivers/gpu/drm/i915/display/intel_display_power_well.c @@ -425,7 +425,7 @@ icl_combo_phy_aux_power_well_enable(struct drm_i915_private *dev_priv, if (pw_idx >= ICL_PW_CTL_IDX_AUX_A && pw_idx <= ICL_PW_CTL_IDX_AUX_B && !intel_aux_ch_is_edp(dev_priv, ICL_AUX_PW_TO_CH(pw_idx))) intel_de_rmw(dev_priv, ICL_PORT_TX_DW6_AUX(ICL_AUX_PW_TO_PHY(pw_idx)), - 0, ICL_AUX_ANAOVRD1_ENABLE | ICL_AUX_ANAOVRD1_LDO_BYPASS); + 0, O_FUNC_OVRD_EN | O_LDO_BYPASS_CRI); } static void -- cgit From 281a2cc71a1b9fce8fde59b39671ca55c2bf6307 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Tue, 19 Mar 2024 11:12:48 +0200 Subject: drm/mst: read sideband messaging cap MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Amend drm_dp_read_mst_cap() to return an enum, indicating "SST", "SST with sideband messaging", or "MST". Modify all call sites to take the new return value into account. v2: - Rename enumerators (Ville) Cc: Arun R Murthy Cc: Ville Syrjälä Cc: Karol Herbst Cc: Lyude Paul Cc: Danilo Krummrich Reviewed-by: Ville Syrjälä Acked-by: Maxime Ripard Acked-by: Danilo Krummrich Link: https://patchwork.freedesktop.org/patch/msgid/b32a3704934871a67d06420b760e148b76c5ced8.1710839496.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/display/drm_dp_mst_topology.c | 20 +++++++++++++------- drivers/gpu/drm/i915/display/intel_dp.c | 4 ++-- drivers/gpu/drm/nouveau/nouveau_dp.c | 2 +- include/drm/display/drm_dp_mst_helper.h | 23 ++++++++++++++++++++++- 4 files changed, 38 insertions(+), 11 deletions(-) diff --git a/drivers/gpu/drm/display/drm_dp_mst_topology.c b/drivers/gpu/drm/display/drm_dp_mst_topology.c index 03d528209426..c193be3577f7 100644 --- a/drivers/gpu/drm/display/drm_dp_mst_topology.c +++ b/drivers/gpu/drm/display/drm_dp_mst_topology.c @@ -3608,24 +3608,30 @@ fixed20_12 drm_dp_get_vc_payload_bw(const struct drm_dp_mst_topology_mgr *mgr, EXPORT_SYMBOL(drm_dp_get_vc_payload_bw); /** - * drm_dp_read_mst_cap() - check whether or not a sink supports MST + * drm_dp_read_mst_cap() - Read the sink's MST mode capability * @aux: The DP AUX channel to use * @dpcd: A cached copy of the DPCD capabilities for this sink * - * Returns: %True if the sink supports MST, %false otherwise + * Returns: enum drm_dp_mst_mode to indicate MST mode capability */ -bool drm_dp_read_mst_cap(struct drm_dp_aux *aux, - const u8 dpcd[DP_RECEIVER_CAP_SIZE]) +enum drm_dp_mst_mode drm_dp_read_mst_cap(struct drm_dp_aux *aux, + const u8 dpcd[DP_RECEIVER_CAP_SIZE]) { u8 mstm_cap; if (dpcd[DP_DPCD_REV] < DP_DPCD_REV_12) - return false; + return DRM_DP_SST; if (drm_dp_dpcd_readb(aux, DP_MSTM_CAP, &mstm_cap) != 1) - return false; + return DRM_DP_SST; + + if (mstm_cap & DP_MST_CAP) + return DRM_DP_MST; + + if (mstm_cap & DP_SINGLE_STREAM_SIDEBAND_MSG) + return DRM_DP_SST_SIDEBAND_MSG; - return mstm_cap & DP_MST_CAP; + return DRM_DP_SST; } EXPORT_SYMBOL(drm_dp_read_mst_cap); diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index b6d45ab41ff7..3fb9a5ac1551 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -4046,7 +4046,7 @@ intel_dp_can_mst(struct intel_dp *intel_dp) return i915->display.params.enable_dp_mst && intel_dp_mst_source_support(intel_dp) && - drm_dp_read_mst_cap(&intel_dp->aux, intel_dp->dpcd); + drm_dp_read_mst_cap(&intel_dp->aux, intel_dp->dpcd) == DRM_DP_MST; } static void @@ -4055,7 +4055,7 @@ intel_dp_configure_mst(struct intel_dp *intel_dp) struct drm_i915_private *i915 = dp_to_i915(intel_dp); struct intel_encoder *encoder = &dp_to_dig_port(intel_dp)->base; - bool sink_can_mst = drm_dp_read_mst_cap(&intel_dp->aux, intel_dp->dpcd); + bool sink_can_mst = drm_dp_read_mst_cap(&intel_dp->aux, intel_dp->dpcd) == DRM_DP_MST; drm_dbg_kms(&i915->drm, "[ENCODER:%d:%s] MST support: port: %s, sink: %s, modparam: %s\n", diff --git a/drivers/gpu/drm/nouveau/nouveau_dp.c b/drivers/gpu/drm/nouveau/nouveau_dp.c index 7de7707ec6a8..fb06ee17d9e5 100644 --- a/drivers/gpu/drm/nouveau/nouveau_dp.c +++ b/drivers/gpu/drm/nouveau/nouveau_dp.c @@ -181,7 +181,7 @@ nouveau_dp_probe_dpcd(struct nouveau_connector *nv_connector, if (nouveau_mst) { mstm = outp->dp.mstm; if (mstm) - mstm->can_mst = drm_dp_read_mst_cap(aux, dpcd); + mstm->can_mst = drm_dp_read_mst_cap(aux, dpcd) == DRM_DP_MST; } if (nouveau_dp_has_sink_count(connector, outp)) { diff --git a/include/drm/display/drm_dp_mst_helper.h b/include/drm/display/drm_dp_mst_helper.h index 9b19d8bd520a..3c9e128c444a 100644 --- a/include/drm/display/drm_dp_mst_helper.h +++ b/include/drm/display/drm_dp_mst_helper.h @@ -818,7 +818,28 @@ int drm_dp_mst_topology_mgr_init(struct drm_dp_mst_topology_mgr *mgr, void drm_dp_mst_topology_mgr_destroy(struct drm_dp_mst_topology_mgr *mgr); -bool drm_dp_read_mst_cap(struct drm_dp_aux *aux, const u8 dpcd[DP_RECEIVER_CAP_SIZE]); +/** + * enum drm_dp_mst_mode - sink's MST mode capability + */ +enum drm_dp_mst_mode { + /** + * @DRM_DP_SST: The sink does not support MST nor single stream sideband + * messaging. + */ + DRM_DP_SST, + /** + * @DRM_DP_MST: Sink supports MST, more than one stream and single + * stream sideband messaging. + */ + DRM_DP_MST, + /** + * @DRM_DP_SST_SIDEBAND_MSG: Sink supports only one stream and single + * stream sideband messaging. + */ + DRM_DP_SST_SIDEBAND_MSG, +}; + +enum drm_dp_mst_mode drm_dp_read_mst_cap(struct drm_dp_aux *aux, const u8 dpcd[DP_RECEIVER_CAP_SIZE]); int drm_dp_mst_topology_mgr_set_mst(struct drm_dp_mst_topology_mgr *mgr, bool mst_state); int drm_dp_mst_hpd_irq_handle_event(struct drm_dp_mst_topology_mgr *mgr, -- cgit From 20fbb14b0826023128b174dd0f255375764a04c6 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Tue, 19 Mar 2024 11:12:49 +0200 Subject: drm/i915/mst: improve debug logging of DP MST mode detect MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Rename intel_dp_can_mst() to intel_dp_mst_detect(), and move all DP MST detect debug logging there. Debug log the sink's MST capability, including single-stream sideband messaging support, and the decision whether to enable MST mode or not. Do this regardless of whether we're actually enabling MST or not. We need to detect MST in intel_dp_detect_dpcd() before the earlier returns, but try not to change the logic otherwise. v2: - Use "MST", "SST w/ sideband messaging", and "SST" for logging (Ville) - Return MST mode from intel_dp_mst_detect() - Do MST detect before early returns from intel_dp_detect_dpcd() Cc: Arun R Murthy Cc: Ville Syrjälä Reviewed-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/db08536daec0a6062539319d71c10ee1277e3876.1710839496.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_dp.c | 52 +++++++++++++++++++++++---------- 1 file changed, 37 insertions(+), 15 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index 3fb9a5ac1551..1b5e8a680b1c 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -4039,31 +4039,50 @@ intel_dp_get_dpcd(struct intel_dp *intel_dp) intel_dp->downstream_ports) == 0; } -static bool -intel_dp_can_mst(struct intel_dp *intel_dp) +static const char *intel_dp_mst_mode_str(enum drm_dp_mst_mode mst_mode) +{ + if (mst_mode == DRM_DP_MST) + return "MST"; + else if (mst_mode == DRM_DP_SST_SIDEBAND_MSG) + return "SST w/ sideband messaging"; + else + return "SST"; +} + +static enum drm_dp_mst_mode +intel_dp_mst_detect(struct intel_dp *intel_dp) { struct drm_i915_private *i915 = dp_to_i915(intel_dp); + struct intel_encoder *encoder = &dp_to_dig_port(intel_dp)->base; + enum drm_dp_mst_mode sink_mst_mode; + enum drm_dp_mst_mode mst_detect; + + sink_mst_mode = drm_dp_read_mst_cap(&intel_dp->aux, intel_dp->dpcd); + + if (i915->display.params.enable_dp_mst && + intel_dp_mst_source_support(intel_dp) && + sink_mst_mode == DRM_DP_MST) + mst_detect = DRM_DP_MST; + else + mst_detect = DRM_DP_SST; - return i915->display.params.enable_dp_mst && - intel_dp_mst_source_support(intel_dp) && - drm_dp_read_mst_cap(&intel_dp->aux, intel_dp->dpcd) == DRM_DP_MST; + drm_dbg_kms(&i915->drm, + "[ENCODER:%d:%s] MST support: port: %s, sink: %s, modparam: %s -> enable: %s\n", + encoder->base.base.id, encoder->base.name, + str_yes_no(intel_dp_mst_source_support(intel_dp)), + intel_dp_mst_mode_str(sink_mst_mode), + str_yes_no(i915->display.params.enable_dp_mst), + intel_dp_mst_mode_str(mst_detect)); + + return mst_detect; } static void intel_dp_configure_mst(struct intel_dp *intel_dp) { struct drm_i915_private *i915 = dp_to_i915(intel_dp); - struct intel_encoder *encoder = - &dp_to_dig_port(intel_dp)->base; bool sink_can_mst = drm_dp_read_mst_cap(&intel_dp->aux, intel_dp->dpcd) == DRM_DP_MST; - drm_dbg_kms(&i915->drm, - "[ENCODER:%d:%s] MST support: port: %s, sink: %s, modparam: %s\n", - encoder->base.base.id, encoder->base.name, - str_yes_no(intel_dp_mst_source_support(intel_dp)), - str_yes_no(sink_can_mst), - str_yes_no(i915->display.params.enable_dp_mst)); - if (!intel_dp_mst_source_support(intel_dp)) return; @@ -5420,6 +5439,7 @@ intel_dp_detect_dpcd(struct intel_dp *intel_dp) { struct drm_i915_private *i915 = dp_to_i915(intel_dp); struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp); + enum drm_dp_mst_mode mst_detect; u8 *dpcd = intel_dp->dpcd; u8 type; @@ -5431,6 +5451,8 @@ intel_dp_detect_dpcd(struct intel_dp *intel_dp) if (!intel_dp_get_dpcd(intel_dp)) return connector_status_disconnected; + mst_detect = intel_dp_mst_detect(intel_dp); + /* if there's no downstream port, we're done */ if (!drm_dp_is_branch(dpcd)) return connector_status_connected; @@ -5442,7 +5464,7 @@ intel_dp_detect_dpcd(struct intel_dp *intel_dp) connector_status_connected : connector_status_disconnected; } - if (intel_dp_can_mst(intel_dp)) + if (mst_detect == DRM_DP_MST) return connector_status_connected; /* If no HPD, poke DDC gently */ -- cgit From d4e16b8b0365f3b6f19c45e7c4e6b643b5a67786 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Tue, 19 Mar 2024 11:12:50 +0200 Subject: drm/i915/mst: abstract choosing the MST mode to use MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Clarify the conditions for choosing the MST mode to use by adding a new function intel_dp_mst_mode_choose(). This also prepares for being able to extend the MST modes to single-stream sideband messaging. Cc: Arun R Murthy Cc: Ville Syrjälä Reviewed-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/f626144f10b03d4609ff38a29bac013ecf3aca4e.1710839496.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_dp.c | 25 +++++++++++++++++++------ 1 file changed, 19 insertions(+), 6 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index 1b5e8a680b1c..c253be068e51 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -4049,6 +4049,24 @@ static const char *intel_dp_mst_mode_str(enum drm_dp_mst_mode mst_mode) return "SST"; } +static enum drm_dp_mst_mode +intel_dp_mst_mode_choose(struct intel_dp *intel_dp, + enum drm_dp_mst_mode sink_mst_mode) +{ + struct drm_i915_private *i915 = dp_to_i915(intel_dp); + + if (!i915->display.params.enable_dp_mst) + return DRM_DP_SST; + + if (!intel_dp_mst_source_support(intel_dp)) + return DRM_DP_SST; + + if (sink_mst_mode == DRM_DP_SST_SIDEBAND_MSG) + return DRM_DP_SST; + + return sink_mst_mode; +} + static enum drm_dp_mst_mode intel_dp_mst_detect(struct intel_dp *intel_dp) { @@ -4059,12 +4077,7 @@ intel_dp_mst_detect(struct intel_dp *intel_dp) sink_mst_mode = drm_dp_read_mst_cap(&intel_dp->aux, intel_dp->dpcd); - if (i915->display.params.enable_dp_mst && - intel_dp_mst_source_support(intel_dp) && - sink_mst_mode == DRM_DP_MST) - mst_detect = DRM_DP_MST; - else - mst_detect = DRM_DP_SST; + mst_detect = intel_dp_mst_mode_choose(intel_dp, sink_mst_mode); drm_dbg_kms(&i915->drm, "[ENCODER:%d:%s] MST support: port: %s, sink: %s, modparam: %s -> enable: %s\n", -- cgit From 2e9720e9e1ea2030322fdaab1c9f3295ee99d7c4 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Tue, 19 Mar 2024 11:12:51 +0200 Subject: drm/i915/mst: use the MST mode detected previously MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Drop the duplicate read of DP_MSTM_CAP DPCD register, and the duplicate logic for choosing MST mode, and store the chosen mode in struct intel_dp. Rename intel_dp_configure_mst() to intel_dp_mst_configure() while at it. v2: Rebase on drm_dp_mst_detect() returning the mode, not bool Cc: Arun R Murthy Cc: Ville Syrjälä Reviewed-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/93a48df9a77e1138bb28e645fae3f9c79b094cc7.1710839496.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_display_types.h | 1 + drivers/gpu/drm/i915/display/intel_dp.c | 21 +++++++++------------ 2 files changed, 10 insertions(+), 12 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display_types.h b/drivers/gpu/drm/i915/display/intel_display_types.h index 8b9860cefaae..8a35fb6b2ade 100644 --- a/drivers/gpu/drm/i915/display/intel_display_types.h +++ b/drivers/gpu/drm/i915/display/intel_display_types.h @@ -1804,6 +1804,7 @@ struct intel_dp { bool is_mst; int active_mst_links; + enum drm_dp_mst_mode mst_detect; /* connector directly attached - won't be use for modeset in mst world */ struct intel_connector *attached_connector; diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index c253be068e51..ee51985c3d15 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -4091,19 +4091,17 @@ intel_dp_mst_detect(struct intel_dp *intel_dp) } static void -intel_dp_configure_mst(struct intel_dp *intel_dp) +intel_dp_mst_configure(struct intel_dp *intel_dp) { - struct drm_i915_private *i915 = dp_to_i915(intel_dp); - bool sink_can_mst = drm_dp_read_mst_cap(&intel_dp->aux, intel_dp->dpcd) == DRM_DP_MST; - if (!intel_dp_mst_source_support(intel_dp)) return; - intel_dp->is_mst = sink_can_mst && - i915->display.params.enable_dp_mst; + intel_dp->is_mst = intel_dp->mst_detect != DRM_DP_SST; - drm_dp_mst_topology_mgr_set_mst(&intel_dp->mst_mgr, - intel_dp->is_mst); + drm_dp_mst_topology_mgr_set_mst(&intel_dp->mst_mgr, intel_dp->is_mst); + + /* Avoid stale info on the next detect cycle. */ + intel_dp->mst_detect = DRM_DP_SST; } static bool @@ -5452,7 +5450,6 @@ intel_dp_detect_dpcd(struct intel_dp *intel_dp) { struct drm_i915_private *i915 = dp_to_i915(intel_dp); struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp); - enum drm_dp_mst_mode mst_detect; u8 *dpcd = intel_dp->dpcd; u8 type; @@ -5464,7 +5461,7 @@ intel_dp_detect_dpcd(struct intel_dp *intel_dp) if (!intel_dp_get_dpcd(intel_dp)) return connector_status_disconnected; - mst_detect = intel_dp_mst_detect(intel_dp); + intel_dp->mst_detect = intel_dp_mst_detect(intel_dp); /* if there's no downstream port, we're done */ if (!drm_dp_is_branch(dpcd)) @@ -5477,7 +5474,7 @@ intel_dp_detect_dpcd(struct intel_dp *intel_dp) connector_status_connected : connector_status_disconnected; } - if (mst_detect == DRM_DP_MST) + if (intel_dp->mst_detect == DRM_DP_MST) return connector_status_connected; /* If no HPD, poke DDC gently */ @@ -5809,7 +5806,7 @@ intel_dp_detect(struct drm_connector *connector, intel_dp_detect_dsc_caps(intel_dp, intel_connector); - intel_dp_configure_mst(intel_dp); + intel_dp_mst_configure(intel_dp); /* * TODO: Reset link params when switching to MST mode, until MST -- cgit From 0a31ed64cc91ce0bdd7b34f45e62bf97776b7249 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Tue, 19 Mar 2024 11:12:52 +0200 Subject: drm/i915/mst: add intel_dp_mst_disconnect() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Abstract the MST mode disconnect to a separate function. Cc: Arun R Murthy Cc: Ville Syrjälä Reviewed-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/c39239fb6bef87a89219c8fbe7799f97f91b9042.1710839496.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_dp.c | 24 +++++++++++++++--------- 1 file changed, 15 insertions(+), 9 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index ee51985c3d15..24f7c2a9b707 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -4104,6 +4104,20 @@ intel_dp_mst_configure(struct intel_dp *intel_dp) intel_dp->mst_detect = DRM_DP_SST; } +static void +intel_dp_mst_disconnect(struct intel_dp *intel_dp) +{ + struct drm_i915_private *i915 = dp_to_i915(intel_dp); + + if (!intel_dp->is_mst) + return; + + drm_dbg_kms(&i915->drm, "MST device may have disappeared %d vs %d\n", + intel_dp->is_mst, intel_dp->mst_mgr.mst_state); + intel_dp->is_mst = false; + drm_dp_mst_topology_mgr_set_mst(&intel_dp->mst_mgr, intel_dp->is_mst); +} + static bool intel_dp_get_sink_irq_esi(struct intel_dp *intel_dp, u8 *esi) { @@ -5779,15 +5793,7 @@ intel_dp_detect(struct drm_connector *connector, memset(intel_connector->dp.dsc_dpcd, 0, sizeof(intel_connector->dp.dsc_dpcd)); intel_dp->psr.sink_panel_replay_support = false; - if (intel_dp->is_mst) { - drm_dbg_kms(&dev_priv->drm, - "MST device may have disappeared %d vs %d\n", - intel_dp->is_mst, - intel_dp->mst_mgr.mst_state); - intel_dp->is_mst = false; - drm_dp_mst_topology_mgr_set_mst(&intel_dp->mst_mgr, - intel_dp->is_mst); - } + intel_dp_mst_disconnect(intel_dp); intel_dp_tunnel_disconnect(intel_dp); -- cgit From 4c8d5562a07179f944b28b57c10e133f25dae7cf Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Tue, 19 Mar 2024 11:12:53 +0200 Subject: drm/i915/mst: enable MST mode for 128b/132b single-stream sideband MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit If the sink supports 128b/132b and single-stream sideband messaging, enable MST mode. With this, the topology manager will still write DP_MSTM_CTRL, which should be ignored by the sink. In the future, the topology manager should probably only set the sideband messaging related parts of the register. Cc: Arun R Murthy Cc: Ville Syrjälä Reviewed-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/39d753e53cd662c3fd3776b6167bf792219fd950.1710839496.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_dp.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index 24f7c2a9b707..3d09cd65664d 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -4061,7 +4061,8 @@ intel_dp_mst_mode_choose(struct intel_dp *intel_dp, if (!intel_dp_mst_source_support(intel_dp)) return DRM_DP_SST; - if (sink_mst_mode == DRM_DP_SST_SIDEBAND_MSG) + if (sink_mst_mode == DRM_DP_SST_SIDEBAND_MSG && + !(intel_dp->dpcd[DP_MAIN_LINK_CHANNEL_CODING] & DP_CAP_ANSI_128B132B)) return DRM_DP_SST; return sink_mst_mode; -- cgit From 65ea19a698f28603594970c866b818eeb4f2be17 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Wed, 20 Mar 2024 17:47:58 +0200 Subject: drm/i915/hdmi: convert *_port_to_ddc_pin() to *_encoder_to_ddc_pin() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Pass encoder to the _port_to_ddc_pin() functions, and rename to _encoder_to_ddc_pin(). The encoder will be more helpful than just port in the subsequent changes. Reviewed-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/c94debf36816157de1105a186b061fd90dab574a.1710949619.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_hdmi.c | 60 +++++++++++++++++++------------ 1 file changed, 37 insertions(+), 23 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_hdmi.c b/drivers/gpu/drm/i915/display/intel_hdmi.c index 90d2236fede3..f1fc9669238f 100644 --- a/drivers/gpu/drm/i915/display/intel_hdmi.c +++ b/drivers/gpu/drm/i915/display/intel_hdmi.c @@ -2664,8 +2664,9 @@ bool intel_hdmi_handle_sink_scrambling(struct intel_encoder *encoder, drm_scdc_set_scrambling(connector, scrambling); } -static u8 chv_port_to_ddc_pin(struct drm_i915_private *dev_priv, enum port port) +static u8 chv_encoder_to_ddc_pin(struct intel_encoder *encoder) { + enum port port = encoder->port; u8 ddc_pin; switch (port) { @@ -2686,8 +2687,9 @@ static u8 chv_port_to_ddc_pin(struct drm_i915_private *dev_priv, enum port port) return ddc_pin; } -static u8 bxt_port_to_ddc_pin(struct drm_i915_private *dev_priv, enum port port) +static u8 bxt_encoder_to_ddc_pin(struct intel_encoder *encoder) { + enum port port = encoder->port; u8 ddc_pin; switch (port) { @@ -2705,9 +2707,9 @@ static u8 bxt_port_to_ddc_pin(struct drm_i915_private *dev_priv, enum port port) return ddc_pin; } -static u8 cnp_port_to_ddc_pin(struct drm_i915_private *dev_priv, - enum port port) +static u8 cnp_encoder_to_ddc_pin(struct intel_encoder *encoder) { + enum port port = encoder->port; u8 ddc_pin; switch (port) { @@ -2731,8 +2733,10 @@ static u8 cnp_port_to_ddc_pin(struct drm_i915_private *dev_priv, return ddc_pin; } -static u8 icl_port_to_ddc_pin(struct drm_i915_private *dev_priv, enum port port) +static u8 icl_encoder_to_ddc_pin(struct intel_encoder *encoder) { + struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); + enum port port = encoder->port; enum phy phy = intel_port_to_phy(dev_priv, port); if (intel_phy_is_combo(dev_priv, phy)) @@ -2744,8 +2748,10 @@ static u8 icl_port_to_ddc_pin(struct drm_i915_private *dev_priv, enum port port) return GMBUS_PIN_2_BXT; } -static u8 mcc_port_to_ddc_pin(struct drm_i915_private *dev_priv, enum port port) +static u8 mcc_encoder_to_ddc_pin(struct intel_encoder *encoder) { + struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); + enum port port = encoder->port; enum phy phy = intel_port_to_phy(dev_priv, port); u8 ddc_pin; @@ -2767,8 +2773,10 @@ static u8 mcc_port_to_ddc_pin(struct drm_i915_private *dev_priv, enum port port) return ddc_pin; } -static u8 rkl_port_to_ddc_pin(struct drm_i915_private *dev_priv, enum port port) +static u8 rkl_encoder_to_ddc_pin(struct intel_encoder *encoder) { + struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); + enum port port = encoder->port; enum phy phy = intel_port_to_phy(dev_priv, port); WARN_ON(port == PORT_C); @@ -2785,8 +2793,10 @@ static u8 rkl_port_to_ddc_pin(struct drm_i915_private *dev_priv, enum port port) return GMBUS_PIN_1_BXT + phy; } -static u8 gen9bc_tgp_port_to_ddc_pin(struct drm_i915_private *i915, enum port port) +static u8 gen9bc_tgp_encoder_to_ddc_pin(struct intel_encoder *encoder) { + struct drm_i915_private *i915 = to_i915(encoder->base.dev); + enum port port = encoder->port; enum phy phy = intel_port_to_phy(i915, port); drm_WARN_ON(&i915->drm, port == PORT_A); @@ -2803,13 +2813,18 @@ static u8 gen9bc_tgp_port_to_ddc_pin(struct drm_i915_private *i915, enum port po return GMBUS_PIN_1_BXT + phy; } -static u8 dg1_port_to_ddc_pin(struct drm_i915_private *dev_priv, enum port port) +static u8 dg1_encoder_to_ddc_pin(struct intel_encoder *encoder) { + struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); + enum port port = encoder->port; + return intel_port_to_phy(dev_priv, port) + 1; } -static u8 adls_port_to_ddc_pin(struct drm_i915_private *dev_priv, enum port port) +static u8 adls_encoder_to_ddc_pin(struct intel_encoder *encoder) { + struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); + enum port port = encoder->port; enum phy phy = intel_port_to_phy(dev_priv, port); WARN_ON(port == PORT_B || port == PORT_C); @@ -2824,9 +2839,9 @@ static u8 adls_port_to_ddc_pin(struct drm_i915_private *dev_priv, enum port port return GMBUS_PIN_9_TC1_ICP + phy - PHY_B; } -static u8 g4x_port_to_ddc_pin(struct drm_i915_private *dev_priv, - enum port port) +static u8 g4x_encoder_to_ddc_pin(struct intel_encoder *encoder) { + enum port port = encoder->port; u8 ddc_pin; switch (port) { @@ -2850,30 +2865,29 @@ static u8 g4x_port_to_ddc_pin(struct drm_i915_private *dev_priv, static u8 intel_hdmi_default_ddc_pin(struct intel_encoder *encoder) { struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); - enum port port = encoder->port; u8 ddc_pin; if (IS_ALDERLAKE_S(dev_priv)) - ddc_pin = adls_port_to_ddc_pin(dev_priv, port); + ddc_pin = adls_encoder_to_ddc_pin(encoder); else if (INTEL_PCH_TYPE(dev_priv) >= PCH_DG1) - ddc_pin = dg1_port_to_ddc_pin(dev_priv, port); + ddc_pin = dg1_encoder_to_ddc_pin(encoder); else if (IS_ROCKETLAKE(dev_priv)) - ddc_pin = rkl_port_to_ddc_pin(dev_priv, port); + ddc_pin = rkl_encoder_to_ddc_pin(encoder); else if (DISPLAY_VER(dev_priv) == 9 && HAS_PCH_TGP(dev_priv)) - ddc_pin = gen9bc_tgp_port_to_ddc_pin(dev_priv, port); + ddc_pin = gen9bc_tgp_encoder_to_ddc_pin(encoder); else if ((IS_JASPERLAKE(dev_priv) || IS_ELKHARTLAKE(dev_priv)) && HAS_PCH_TGP(dev_priv)) - ddc_pin = mcc_port_to_ddc_pin(dev_priv, port); + ddc_pin = mcc_encoder_to_ddc_pin(encoder); else if (INTEL_PCH_TYPE(dev_priv) >= PCH_ICP) - ddc_pin = icl_port_to_ddc_pin(dev_priv, port); + ddc_pin = icl_encoder_to_ddc_pin(encoder); else if (HAS_PCH_CNP(dev_priv)) - ddc_pin = cnp_port_to_ddc_pin(dev_priv, port); + ddc_pin = cnp_encoder_to_ddc_pin(encoder); else if (IS_GEMINILAKE(dev_priv) || IS_BROXTON(dev_priv)) - ddc_pin = bxt_port_to_ddc_pin(dev_priv, port); + ddc_pin = bxt_encoder_to_ddc_pin(encoder); else if (IS_CHERRYVIEW(dev_priv)) - ddc_pin = chv_port_to_ddc_pin(dev_priv, port); + ddc_pin = chv_encoder_to_ddc_pin(encoder); else - ddc_pin = g4x_port_to_ddc_pin(dev_priv, port); + ddc_pin = g4x_encoder_to_ddc_pin(encoder); return ddc_pin; } -- cgit From 684a37a6ffa9f8bc7992f0a979d3d33b0a306ca2 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Wed, 20 Mar 2024 17:47:59 +0200 Subject: drm/i915/ddi: pass encoder to intel_wait_ddi_buf_active() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Pass encoder to intel_wait_ddi_buf_active(). The encoder will be more helpful than just port in the subsequent changes. Reviewed-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/6a299c4c575a260c0ba88b2e99931d48945269be.1710949619.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_ddi.c | 11 ++++++----- 1 file changed, 6 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c index a755b1f13d51..82132fa1bb2c 100644 --- a/drivers/gpu/drm/i915/display/intel_ddi.c +++ b/drivers/gpu/drm/i915/display/intel_ddi.c @@ -200,9 +200,10 @@ void intel_wait_ddi_buf_idle(struct drm_i915_private *dev_priv, port_name(port)); } -static void intel_wait_ddi_buf_active(struct drm_i915_private *dev_priv, - enum port port) +static void intel_wait_ddi_buf_active(struct intel_encoder *encoder) { + struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); + enum port port = encoder->port; enum phy phy = intel_port_to_phy(dev_priv, port); int timeout_us; int ret; @@ -3354,7 +3355,7 @@ static void intel_enable_ddi_hdmi(struct intel_atomic_state *state, intel_de_write(dev_priv, DDI_BUF_CTL(port), buf_ctl); - intel_wait_ddi_buf_active(dev_priv, port); + intel_wait_ddi_buf_active(encoder); } static void intel_enable_ddi(struct intel_atomic_state *state, @@ -3574,7 +3575,7 @@ static void mtl_ddi_prepare_link_retrain(struct intel_dp *intel_dp, intel_de_posting_read(dev_priv, DDI_BUF_CTL(port)); /* 6.j Poll for PORT_BUF_CTL Idle Status == 0, timeout after 100 us */ - intel_wait_ddi_buf_active(dev_priv, port); + intel_wait_ddi_buf_active(encoder); } static void intel_ddi_prepare_link_retrain(struct intel_dp *intel_dp, @@ -3624,7 +3625,7 @@ static void intel_ddi_prepare_link_retrain(struct intel_dp *intel_dp, intel_de_write(dev_priv, DDI_BUF_CTL(port), intel_dp->DP); intel_de_posting_read(dev_priv, DDI_BUF_CTL(port)); - intel_wait_ddi_buf_active(dev_priv, port); + intel_wait_ddi_buf_active(encoder); } static void intel_ddi_set_link_train(struct intel_dp *intel_dp, -- cgit From 0a099232d25444cd08954eaf51e9a969ba087762 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Wed, 20 Mar 2024 17:48:00 +0200 Subject: drm/i915/snps: pass encoder to intel_snps_phy_update_psr_power_state() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Pass encoder to intel_snps_phy_update_psr_power_state(). The encoder will be more helpful than just port in the subsequent changes. Reviewed-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/4711919a9834cf4a49fd665009ba9d44b4b42bc4.1710949619.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_psr.c | 7 ++----- drivers/gpu/drm/i915/display/intel_snps_phy.c | 6 ++++-- drivers/gpu/drm/i915/display/intel_snps_phy.h | 4 ++-- 3 files changed, 8 insertions(+), 9 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c index 747761efa4be..3f35572354ba 100644 --- a/drivers/gpu/drm/i915/display/intel_psr.c +++ b/drivers/gpu/drm/i915/display/intel_psr.c @@ -1724,7 +1724,6 @@ static void intel_psr_enable_locked(struct intel_dp *intel_dp, { struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp); struct drm_i915_private *dev_priv = dp_to_i915(intel_dp); - enum phy phy = intel_port_to_phy(dev_priv, dig_port->base.port); u32 val; drm_WARN_ON(&dev_priv->drm, intel_dp->psr.enabled); @@ -1752,7 +1751,7 @@ static void intel_psr_enable_locked(struct intel_dp *intel_dp, drm_dbg_kms(&dev_priv->drm, "Enabling PSR%s\n", intel_dp->psr.psr2_enabled ? "2" : "1"); - intel_snps_phy_update_psr_power_state(dev_priv, phy, true); + intel_snps_phy_update_psr_power_state(&dig_port->base, true); intel_psr_enable_sink(intel_dp); intel_psr_enable_source(intel_dp, crtc_state); intel_dp->psr.enabled = true; @@ -1823,8 +1822,6 @@ static void intel_psr_disable_locked(struct intel_dp *intel_dp) { struct drm_i915_private *dev_priv = dp_to_i915(intel_dp); enum transcoder cpu_transcoder = intel_dp->psr.transcoder; - enum phy phy = intel_port_to_phy(dev_priv, - dp_to_dig_port(intel_dp)->base.port); lockdep_assert_held(&intel_dp->psr.lock); @@ -1859,7 +1856,7 @@ static void intel_psr_disable_locked(struct intel_dp *intel_dp) CLKGATE_DIS_MISC_DMASC_GATING_DIS, 0); } - intel_snps_phy_update_psr_power_state(dev_priv, phy, false); + intel_snps_phy_update_psr_power_state(&dp_to_dig_port(intel_dp)->base, false); /* Disable PSR on Sink */ drm_dp_dpcd_writeb(&intel_dp->aux, DP_PSR_EN_CFG, 0); diff --git a/drivers/gpu/drm/i915/display/intel_snps_phy.c b/drivers/gpu/drm/i915/display/intel_snps_phy.c index bc61e736f9b3..7fc002268482 100644 --- a/drivers/gpu/drm/i915/display/intel_snps_phy.c +++ b/drivers/gpu/drm/i915/display/intel_snps_phy.c @@ -44,9 +44,11 @@ void intel_snps_phy_wait_for_calibration(struct drm_i915_private *i915) } } -void intel_snps_phy_update_psr_power_state(struct drm_i915_private *i915, - enum phy phy, bool enable) +void intel_snps_phy_update_psr_power_state(struct intel_encoder *encoder, + bool enable) { + struct drm_i915_private *i915 = to_i915(encoder->base.dev); + enum phy phy = intel_port_to_phy(i915, encoder->port); u32 val; if (!intel_phy_is_snps(i915, phy)) diff --git a/drivers/gpu/drm/i915/display/intel_snps_phy.h b/drivers/gpu/drm/i915/display/intel_snps_phy.h index 515abf7c5902..bc08b92a7cd9 100644 --- a/drivers/gpu/drm/i915/display/intel_snps_phy.h +++ b/drivers/gpu/drm/i915/display/intel_snps_phy.h @@ -17,8 +17,8 @@ struct intel_mpllb_state; enum phy; void intel_snps_phy_wait_for_calibration(struct drm_i915_private *dev_priv); -void intel_snps_phy_update_psr_power_state(struct drm_i915_private *dev_priv, - enum phy phy, bool enable); +void intel_snps_phy_update_psr_power_state(struct intel_encoder *encoder, + bool enable); int intel_mpllb_calc_state(struct intel_crtc_state *crtc_state, struct intel_encoder *encoder); -- cgit From ba28989dcb9a547a721772497196104df48470ce Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Wed, 20 Mar 2024 17:48:01 +0200 Subject: drm/i915/display: add intel_encoder_is_*() and _to_*() functions MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Add a number of encoder based functions to check if the port/phy of the encoder is of a certain type, or to convert to phy or tc_port. Initially these are just wrappers around the existing functions, but they can be improved to use VBT data or use some cached info in the future. Reviewed-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/7b2d350ee42883f2784030c649d16f983bd407bd.1710949619.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_cx0_phy.c | 9 +++++++ drivers/gpu/drm/i915/display/intel_cx0_phy.h | 1 + drivers/gpu/drm/i915/display/intel_display.c | 40 ++++++++++++++++++++++++++++ drivers/gpu/drm/i915/display/intel_display.h | 7 +++++ 4 files changed, 57 insertions(+) diff --git a/drivers/gpu/drm/i915/display/intel_cx0_phy.c b/drivers/gpu/drm/i915/display/intel_cx0_phy.c index 64e0f820a789..f0ae2fe70c41 100644 --- a/drivers/gpu/drm/i915/display/intel_cx0_phy.c +++ b/drivers/gpu/drm/i915/display/intel_cx0_phy.c @@ -29,6 +29,7 @@ #define INTEL_CX0_LANE1 BIT(1) #define INTEL_CX0_BOTH_LANES (INTEL_CX0_LANE1 | INTEL_CX0_LANE0) +/* Prefer intel_encoder_is_c10phy() */ bool intel_is_c10phy(struct drm_i915_private *i915, enum phy phy) { if ((IS_LUNARLAKE(i915) || IS_METEORLAKE(i915)) && phy < PHY_C) @@ -37,6 +38,14 @@ bool intel_is_c10phy(struct drm_i915_private *i915, enum phy phy) return false; } +bool intel_encoder_is_c10phy(struct intel_encoder *encoder) +{ + struct drm_i915_private *i915 = to_i915(encoder->base.dev); + enum phy phy = intel_encoder_to_phy(encoder); + + return intel_is_c10phy(i915, phy); +} + static int lane_mask_to_lane(u8 lane_mask) { if (WARN_ON((lane_mask & ~INTEL_CX0_BOTH_LANES) || diff --git a/drivers/gpu/drm/i915/display/intel_cx0_phy.h b/drivers/gpu/drm/i915/display/intel_cx0_phy.h index c6682677253a..2be474877fdc 100644 --- a/drivers/gpu/drm/i915/display/intel_cx0_phy.h +++ b/drivers/gpu/drm/i915/display/intel_cx0_phy.h @@ -23,6 +23,7 @@ struct intel_encoder; struct intel_hdmi; bool intel_is_c10phy(struct drm_i915_private *dev_priv, enum phy phy); +bool intel_encoder_is_c10phy(struct intel_encoder *encoder); void intel_mtl_pll_enable(struct intel_encoder *encoder, const struct intel_crtc_state *crtc_state); void intel_mtl_pll_disable(struct intel_encoder *encoder); diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index d366a103a707..c35a6a68218d 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -1836,6 +1836,7 @@ static void i9xx_pfit_enable(const struct intel_crtc_state *crtc_state) intel_de_write(dev_priv, BCLRPAT(crtc->pipe), 0); } +/* Prefer intel_encoder_is_combo() */ bool intel_phy_is_combo(struct drm_i915_private *dev_priv, enum phy phy) { if (phy == PHY_NONE) @@ -1857,6 +1858,7 @@ bool intel_phy_is_combo(struct drm_i915_private *dev_priv, enum phy phy) return false; } +/* Prefer intel_encoder_is_tc() */ bool intel_phy_is_tc(struct drm_i915_private *dev_priv, enum phy phy) { /* @@ -1877,6 +1879,7 @@ bool intel_phy_is_tc(struct drm_i915_private *dev_priv, enum phy phy) return false; } +/* Prefer intel_encoder_is_snps() */ bool intel_phy_is_snps(struct drm_i915_private *dev_priv, enum phy phy) { /* @@ -1886,6 +1889,7 @@ bool intel_phy_is_snps(struct drm_i915_private *dev_priv, enum phy phy) return IS_DG2(dev_priv) && phy > PHY_NONE && phy <= PHY_E; } +/* Prefer intel_encoder_to_phy() */ enum phy intel_port_to_phy(struct drm_i915_private *i915, enum port port) { if (DISPLAY_VER(i915) >= 13 && port >= PORT_D_XELPD) @@ -1903,6 +1907,7 @@ enum phy intel_port_to_phy(struct drm_i915_private *i915, enum port port) return PHY_A + port - PORT_A; } +/* Prefer intel_encoder_to_tc() */ enum tc_port intel_port_to_tc(struct drm_i915_private *dev_priv, enum port port) { if (!intel_phy_is_tc(dev_priv, intel_port_to_phy(dev_priv, port))) @@ -1914,6 +1919,41 @@ enum tc_port intel_port_to_tc(struct drm_i915_private *dev_priv, enum port port) return TC_PORT_1 + port - PORT_C; } +enum phy intel_encoder_to_phy(struct intel_encoder *encoder) +{ + struct drm_i915_private *i915 = to_i915(encoder->base.dev); + + return intel_port_to_phy(i915, encoder->port); +} + +bool intel_encoder_is_combo(struct intel_encoder *encoder) +{ + struct drm_i915_private *i915 = to_i915(encoder->base.dev); + + return intel_phy_is_combo(i915, intel_encoder_to_phy(encoder)); +} + +bool intel_encoder_is_snps(struct intel_encoder *encoder) +{ + struct drm_i915_private *i915 = to_i915(encoder->base.dev); + + return intel_phy_is_snps(i915, intel_encoder_to_phy(encoder)); +} + +bool intel_encoder_is_tc(struct intel_encoder *encoder) +{ + struct drm_i915_private *i915 = to_i915(encoder->base.dev); + + return intel_phy_is_tc(i915, intel_encoder_to_phy(encoder)); +} + +enum tc_port intel_encoder_to_tc(struct intel_encoder *encoder) +{ + struct drm_i915_private *i915 = to_i915(encoder->base.dev); + + return intel_port_to_tc(i915, encoder->port); +} + enum intel_display_power_domain intel_aux_power_domain(struct intel_digital_port *dig_port) { diff --git a/drivers/gpu/drm/i915/display/intel_display.h b/drivers/gpu/drm/i915/display/intel_display.h index f4a0773f0fca..986ec77490de 100644 --- a/drivers/gpu/drm/i915/display/intel_display.h +++ b/drivers/gpu/drm/i915/display/intel_display.h @@ -448,6 +448,13 @@ bool intel_phy_is_tc(struct drm_i915_private *dev_priv, enum phy phy); bool intel_phy_is_snps(struct drm_i915_private *dev_priv, enum phy phy); enum tc_port intel_port_to_tc(struct drm_i915_private *dev_priv, enum port port); + +enum phy intel_encoder_to_phy(struct intel_encoder *encoder); +bool intel_encoder_is_combo(struct intel_encoder *encoder); +bool intel_encoder_is_snps(struct intel_encoder *encoder); +bool intel_encoder_is_tc(struct intel_encoder *encoder); +enum tc_port intel_encoder_to_tc(struct intel_encoder *encoder); + int intel_get_pipe_from_crtc_id_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); -- cgit From 7fcf755896a37072e011a663fc881c72d206df80 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Wed, 20 Mar 2024 17:48:02 +0200 Subject: drm/i915/display: use intel_encoder_is/to_* functions MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Wherever possible, replace the port/phy based functions with the encoder based functions: intel_is_c10phy() -> intel_encoder_is_c10phy() intel_phy_is_combo() -> intel_encoder_is_combo() intel_phy_is_tc() -> intel_encoder_is_tc() intel_port_to_phy() -> intel_encoder_to_phy() intel_port_to_tc() -> intel_encoder_to_tc() Reviewed-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/ce8d116fcdd7662fa0a0817200a8e6fda313e496.1710949619.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_cx0_phy.c | 36 ++----- drivers/gpu/drm/i915/display/intel_ddi.c | 116 +++++++++------------ drivers/gpu/drm/i915/display/intel_ddi_buf_trans.c | 14 +-- .../drm/i915/display/intel_display_power_well.c | 2 +- drivers/gpu/drm/i915/display/intel_dp.c | 15 +-- drivers/gpu/drm/i915/display/intel_dpll_mgr.c | 22 ++-- drivers/gpu/drm/i915/display/intel_hdmi.c | 38 +++---- drivers/gpu/drm/i915/display/intel_pmdemand.c | 14 +-- drivers/gpu/drm/i915/display/intel_snps_phy.c | 12 +-- drivers/gpu/drm/i915/display/intel_tc.c | 33 ++---- 10 files changed, 110 insertions(+), 192 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_cx0_phy.c b/drivers/gpu/drm/i915/display/intel_cx0_phy.c index f0ae2fe70c41..f893db353f91 100644 --- a/drivers/gpu/drm/i915/display/intel_cx0_phy.c +++ b/drivers/gpu/drm/i915/display/intel_cx0_phy.c @@ -423,7 +423,6 @@ void intel_cx0_phy_set_signal_levels(struct intel_encoder *encoder, { struct drm_i915_private *i915 = to_i915(encoder->base.dev); const struct intel_ddi_buf_trans *trans; - enum phy phy = intel_port_to_phy(i915, encoder->port); u8 owned_lane_mask; intel_wakeref_t wakeref; int n_entries, ln; @@ -442,7 +441,7 @@ void intel_cx0_phy_set_signal_levels(struct intel_encoder *encoder, return; } - if (intel_is_c10phy(i915, phy)) { + if (intel_encoder_is_c10phy(encoder)) { intel_cx0_rmw(i915, encoder->port, owned_lane_mask, PHY_C10_VDR_CONTROL(1), 0, C10_VDR_CTRL_MSGBUS_ACCESS, MB_WRITE_COMMITTED); intel_cx0_rmw(i915, encoder->port, owned_lane_mask, PHY_C10_VDR_CMN(3), @@ -483,7 +482,7 @@ void intel_cx0_phy_set_signal_levels(struct intel_encoder *encoder, 0, PHY_C10_VDR_OVRD_TX1 | PHY_C10_VDR_OVRD_TX2, MB_WRITE_COMMITTED); - if (intel_is_c10phy(i915, phy)) + if (intel_encoder_is_c10phy(encoder)) intel_cx0_rmw(i915, encoder->port, owned_lane_mask, PHY_C10_VDR_CONTROL(1), 0, C10_VDR_CTRL_UPDATE_CFG, MB_WRITE_COMMITTED); @@ -2046,10 +2045,8 @@ static int intel_c20_phy_check_hdmi_link_rate(int clock) int intel_cx0_phy_check_hdmi_link_rate(struct intel_hdmi *hdmi, int clock) { struct intel_digital_port *dig_port = hdmi_to_dig_port(hdmi); - struct drm_i915_private *i915 = intel_hdmi_to_i915(hdmi); - enum phy phy = intel_port_to_phy(i915, dig_port->base.port); - if (intel_is_c10phy(i915, phy)) + if (intel_encoder_is_c10phy(&dig_port->base)) return intel_c10_phy_check_hdmi_link_rate(clock); return intel_c20_phy_check_hdmi_link_rate(clock); } @@ -2097,10 +2094,7 @@ static int intel_c20pll_calc_state(struct intel_crtc_state *crtc_state, int intel_cx0pll_calc_state(struct intel_crtc_state *crtc_state, struct intel_encoder *encoder) { - struct drm_i915_private *i915 = to_i915(encoder->base.dev); - enum phy phy = intel_port_to_phy(i915, encoder->port); - - if (intel_is_c10phy(i915, phy)) + if (intel_encoder_is_c10phy(encoder)) return intel_c10pll_calc_state(crtc_state, encoder); return intel_c20pll_calc_state(crtc_state, encoder); } @@ -2652,7 +2646,7 @@ static void intel_cx0_program_phy_lane(struct drm_i915_private *i915, u8 owned_lane_mask = intel_cx0_get_owned_lane_mask(i915, encoder); enum port port = encoder->port; - if (intel_is_c10phy(i915, intel_port_to_phy(i915, port))) + if (intel_encoder_is_c10phy(encoder)) intel_cx0_rmw(i915, port, owned_lane_mask, PHY_C10_VDR_CONTROL(1), 0, C10_VDR_CTRL_MSGBUS_ACCESS, @@ -2681,7 +2675,7 @@ static void intel_cx0_program_phy_lane(struct drm_i915_private *i915, MB_WRITE_COMMITTED); } - if (intel_is_c10phy(i915, intel_port_to_phy(i915, port))) + if (intel_encoder_is_c10phy(encoder)) intel_cx0_rmw(i915, port, owned_lane_mask, PHY_C10_VDR_CONTROL(1), 0, C10_VDR_CTRL_UPDATE_CFG, @@ -2744,7 +2738,7 @@ static void intel_cx0pll_enable(struct intel_encoder *encoder, */ /* 5. Program PHY internal PLL internal registers. */ - if (intel_is_c10phy(i915, phy)) + if (intel_encoder_is_c10phy(encoder)) intel_c10_pll_program(i915, crtc_state, encoder); else intel_c20_pll_program(i915, crtc_state, encoder); @@ -2902,7 +2896,7 @@ static void intel_cx0pll_disable(struct intel_encoder *encoder) { struct drm_i915_private *i915 = to_i915(encoder->base.dev); enum phy phy = intel_port_to_phy(i915, encoder->port); - bool is_c10 = intel_is_c10phy(i915, phy); + bool is_c10 = intel_encoder_is_c10phy(encoder); intel_wakeref_t wakeref = intel_cx0_phy_transaction_begin(encoder); /* 1. Change owned PHY lane power to Disable state. */ @@ -3052,10 +3046,7 @@ static void intel_c10pll_state_verify(const struct intel_crtc_state *state, void intel_cx0pll_readout_hw_state(struct intel_encoder *encoder, struct intel_cx0pll_state *pll_state) { - struct drm_i915_private *i915 = to_i915(encoder->base.dev); - enum phy phy = intel_port_to_phy(i915, encoder->port); - - if (intel_is_c10phy(i915, phy)) + if (intel_encoder_is_c10phy(encoder)) intel_c10pll_readout_hw_state(encoder, &pll_state->c10); else intel_c20pll_readout_hw_state(encoder, &pll_state->c20); @@ -3064,10 +3055,7 @@ void intel_cx0pll_readout_hw_state(struct intel_encoder *encoder, int intel_cx0pll_calc_port_clock(struct intel_encoder *encoder, const struct intel_cx0pll_state *pll_state) { - struct drm_i915_private *i915 = to_i915(encoder->base.dev); - enum phy phy = intel_port_to_phy(i915, encoder->port); - - if (intel_is_c10phy(i915, phy)) + if (intel_encoder_is_c10phy(encoder)) return intel_c10pll_calc_port_clock(encoder, &pll_state->c10); return intel_c20pll_calc_port_clock(encoder, &pll_state->c20); @@ -3133,7 +3121,6 @@ void intel_cx0pll_state_verify(struct intel_atomic_state *state, intel_atomic_get_new_crtc_state(state, crtc); struct intel_encoder *encoder; struct intel_cx0pll_state mpll_hw_state = {}; - enum phy phy; if (DISPLAY_VER(i915) < 14) return; @@ -3147,14 +3134,13 @@ void intel_cx0pll_state_verify(struct intel_atomic_state *state, return; encoder = intel_get_crtc_new_encoder(state, new_crtc_state); - phy = intel_port_to_phy(i915, encoder->port); if (intel_tc_port_in_tbt_alt_mode(enc_to_dig_port(encoder))) return; intel_cx0pll_readout_hw_state(encoder, &mpll_hw_state); - if (intel_is_c10phy(i915, phy)) + if (intel_encoder_is_c10phy(encoder)) intel_c10pll_state_verify(new_crtc_state, crtc, encoder, &mpll_hw_state.c10); else intel_c20pll_state_verify(new_crtc_state, crtc, encoder, &mpll_hw_state.c20); diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c index 82132fa1bb2c..a3d3d4942eb1 100644 --- a/drivers/gpu/drm/i915/display/intel_ddi.c +++ b/drivers/gpu/drm/i915/display/intel_ddi.c @@ -204,7 +204,6 @@ static void intel_wait_ddi_buf_active(struct intel_encoder *encoder) { struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); enum port port = encoder->port; - enum phy phy = intel_port_to_phy(dev_priv, port); int timeout_us; int ret; @@ -219,7 +218,7 @@ static void intel_wait_ddi_buf_active(struct intel_encoder *encoder) } else if (IS_DG2(dev_priv)) { timeout_us = 1200; } else if (DISPLAY_VER(dev_priv) >= 12) { - if (intel_phy_is_tc(dev_priv, phy)) + if (intel_encoder_is_tc(encoder)) timeout_us = 3000; else timeout_us = 1000; @@ -332,7 +331,6 @@ static void intel_ddi_init_dp_buf_reg(struct intel_encoder *encoder, struct drm_i915_private *i915 = to_i915(encoder->base.dev); struct intel_dp *intel_dp = enc_to_intel_dp(encoder); struct intel_digital_port *dig_port = enc_to_dig_port(encoder); - enum phy phy = intel_port_to_phy(i915, encoder->port); /* DDI_BUF_CTL_ENABLE will be set by intel_ddi_prepare_link_retrain() later */ intel_dp->DP = dig_port->saved_port_bits | @@ -346,7 +344,7 @@ static void intel_ddi_init_dp_buf_reg(struct intel_encoder *encoder, intel_dp->DP |= DDI_BUF_PORT_DATA_10BIT; } - if (IS_ALDERLAKE_P(i915) && intel_phy_is_tc(i915, phy)) { + if (IS_ALDERLAKE_P(i915) && intel_encoder_is_tc(encoder)) { intel_dp->DP |= ddi_buf_phy_link_rate(crtc_state->port_clock); if (!intel_tc_port_in_tbt_alt_mode(dig_port)) intel_dp->DP |= DDI_BUF_CTL_TC_PHY_OWNERSHIP; @@ -896,7 +894,6 @@ intel_ddi_main_link_aux_domain(struct intel_digital_port *dig_port, const struct intel_crtc_state *crtc_state) { struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev); - enum phy phy = intel_port_to_phy(i915, dig_port->base.port); /* * ICL+ HW requires corresponding AUX IOs to be powered up for PSR with @@ -915,7 +912,7 @@ intel_ddi_main_link_aux_domain(struct intel_digital_port *dig_port, return intel_display_power_aux_io_domain(i915, dig_port->aux_ch); else if (DISPLAY_VER(i915) < 14 && (intel_crtc_has_dp_encoder(crtc_state) || - intel_phy_is_tc(i915, phy))) + intel_encoder_is_tc(&dig_port->base))) return intel_aux_power_domain(dig_port); else return POWER_DOMAIN_INVALID; @@ -985,7 +982,7 @@ void intel_ddi_enable_transcoder_clock(struct intel_encoder *encoder, struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); enum transcoder cpu_transcoder = crtc_state->cpu_transcoder; - enum phy phy = intel_port_to_phy(dev_priv, encoder->port); + enum phy phy = intel_encoder_to_phy(encoder); u32 val; if (cpu_transcoder == TRANSCODER_EDP) @@ -1114,7 +1111,7 @@ static void icl_ddi_combo_vswing_program(struct intel_encoder *encoder, { struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); const struct intel_ddi_buf_trans *trans; - enum phy phy = intel_port_to_phy(dev_priv, encoder->port); + enum phy phy = intel_encoder_to_phy(encoder); int n_entries, ln; u32 val; @@ -1177,7 +1174,7 @@ static void icl_combo_phy_set_signal_levels(struct intel_encoder *encoder, const struct intel_crtc_state *crtc_state) { struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); - enum phy phy = intel_port_to_phy(dev_priv, encoder->port); + enum phy phy = intel_encoder_to_phy(encoder); u32 val; int ln; @@ -1228,7 +1225,7 @@ static void icl_mg_phy_set_signal_levels(struct intel_encoder *encoder, const struct intel_crtc_state *crtc_state) { struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); - enum tc_port tc_port = intel_port_to_tc(dev_priv, encoder->port); + enum tc_port tc_port = intel_encoder_to_tc(encoder); const struct intel_ddi_buf_trans *trans; int n_entries, ln; @@ -1329,7 +1326,7 @@ static void tgl_dkl_phy_set_signal_levels(struct intel_encoder *encoder, const struct intel_crtc_state *crtc_state) { struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); - enum tc_port tc_port = intel_port_to_tc(dev_priv, encoder->port); + enum tc_port tc_port = intel_encoder_to_tc(encoder); const struct intel_ddi_buf_trans *trans; int n_entries, ln; @@ -1527,7 +1524,7 @@ static void adls_ddi_enable_clock(struct intel_encoder *encoder, { struct drm_i915_private *i915 = to_i915(encoder->base.dev); const struct intel_shared_dpll *pll = crtc_state->shared_dpll; - enum phy phy = intel_port_to_phy(i915, encoder->port); + enum phy phy = intel_encoder_to_phy(encoder); if (drm_WARN_ON(&i915->drm, !pll)) return; @@ -1541,7 +1538,7 @@ static void adls_ddi_enable_clock(struct intel_encoder *encoder, static void adls_ddi_disable_clock(struct intel_encoder *encoder) { struct drm_i915_private *i915 = to_i915(encoder->base.dev); - enum phy phy = intel_port_to_phy(i915, encoder->port); + enum phy phy = intel_encoder_to_phy(encoder); _icl_ddi_disable_clock(i915, ADLS_DPCLKA_CFGCR(phy), ICL_DPCLKA_CFGCR0_DDI_CLK_OFF(phy)); @@ -1550,7 +1547,7 @@ static void adls_ddi_disable_clock(struct intel_encoder *encoder) static bool adls_ddi_is_clock_enabled(struct intel_encoder *encoder) { struct drm_i915_private *i915 = to_i915(encoder->base.dev); - enum phy phy = intel_port_to_phy(i915, encoder->port); + enum phy phy = intel_encoder_to_phy(encoder); return _icl_ddi_is_clock_enabled(i915, ADLS_DPCLKA_CFGCR(phy), ICL_DPCLKA_CFGCR0_DDI_CLK_OFF(phy)); @@ -1559,7 +1556,7 @@ static bool adls_ddi_is_clock_enabled(struct intel_encoder *encoder) static struct intel_shared_dpll *adls_ddi_get_pll(struct intel_encoder *encoder) { struct drm_i915_private *i915 = to_i915(encoder->base.dev); - enum phy phy = intel_port_to_phy(i915, encoder->port); + enum phy phy = intel_encoder_to_phy(encoder); return _icl_ddi_get_pll(i915, ADLS_DPCLKA_CFGCR(phy), ADLS_DPCLKA_CFGCR_DDI_CLK_SEL_MASK(phy), @@ -1571,7 +1568,7 @@ static void rkl_ddi_enable_clock(struct intel_encoder *encoder, { struct drm_i915_private *i915 = to_i915(encoder->base.dev); const struct intel_shared_dpll *pll = crtc_state->shared_dpll; - enum phy phy = intel_port_to_phy(i915, encoder->port); + enum phy phy = intel_encoder_to_phy(encoder); if (drm_WARN_ON(&i915->drm, !pll)) return; @@ -1585,7 +1582,7 @@ static void rkl_ddi_enable_clock(struct intel_encoder *encoder, static void rkl_ddi_disable_clock(struct intel_encoder *encoder) { struct drm_i915_private *i915 = to_i915(encoder->base.dev); - enum phy phy = intel_port_to_phy(i915, encoder->port); + enum phy phy = intel_encoder_to_phy(encoder); _icl_ddi_disable_clock(i915, ICL_DPCLKA_CFGCR0, RKL_DPCLKA_CFGCR0_DDI_CLK_OFF(phy)); @@ -1594,7 +1591,7 @@ static void rkl_ddi_disable_clock(struct intel_encoder *encoder) static bool rkl_ddi_is_clock_enabled(struct intel_encoder *encoder) { struct drm_i915_private *i915 = to_i915(encoder->base.dev); - enum phy phy = intel_port_to_phy(i915, encoder->port); + enum phy phy = intel_encoder_to_phy(encoder); return _icl_ddi_is_clock_enabled(i915, ICL_DPCLKA_CFGCR0, RKL_DPCLKA_CFGCR0_DDI_CLK_OFF(phy)); @@ -1603,7 +1600,7 @@ static bool rkl_ddi_is_clock_enabled(struct intel_encoder *encoder) static struct intel_shared_dpll *rkl_ddi_get_pll(struct intel_encoder *encoder) { struct drm_i915_private *i915 = to_i915(encoder->base.dev); - enum phy phy = intel_port_to_phy(i915, encoder->port); + enum phy phy = intel_encoder_to_phy(encoder); return _icl_ddi_get_pll(i915, ICL_DPCLKA_CFGCR0, RKL_DPCLKA_CFGCR0_DDI_CLK_SEL_MASK(phy), @@ -1615,7 +1612,7 @@ static void dg1_ddi_enable_clock(struct intel_encoder *encoder, { struct drm_i915_private *i915 = to_i915(encoder->base.dev); const struct intel_shared_dpll *pll = crtc_state->shared_dpll; - enum phy phy = intel_port_to_phy(i915, encoder->port); + enum phy phy = intel_encoder_to_phy(encoder); if (drm_WARN_ON(&i915->drm, !pll)) return; @@ -1638,7 +1635,7 @@ static void dg1_ddi_enable_clock(struct intel_encoder *encoder, static void dg1_ddi_disable_clock(struct intel_encoder *encoder) { struct drm_i915_private *i915 = to_i915(encoder->base.dev); - enum phy phy = intel_port_to_phy(i915, encoder->port); + enum phy phy = intel_encoder_to_phy(encoder); _icl_ddi_disable_clock(i915, DG1_DPCLKA_CFGCR0(phy), DG1_DPCLKA_CFGCR0_DDI_CLK_OFF(phy)); @@ -1647,7 +1644,7 @@ static void dg1_ddi_disable_clock(struct intel_encoder *encoder) static bool dg1_ddi_is_clock_enabled(struct intel_encoder *encoder) { struct drm_i915_private *i915 = to_i915(encoder->base.dev); - enum phy phy = intel_port_to_phy(i915, encoder->port); + enum phy phy = intel_encoder_to_phy(encoder); return _icl_ddi_is_clock_enabled(i915, DG1_DPCLKA_CFGCR0(phy), DG1_DPCLKA_CFGCR0_DDI_CLK_OFF(phy)); @@ -1656,7 +1653,7 @@ static bool dg1_ddi_is_clock_enabled(struct intel_encoder *encoder) static struct intel_shared_dpll *dg1_ddi_get_pll(struct intel_encoder *encoder) { struct drm_i915_private *i915 = to_i915(encoder->base.dev); - enum phy phy = intel_port_to_phy(i915, encoder->port); + enum phy phy = intel_encoder_to_phy(encoder); enum intel_dpll_id id; u32 val; @@ -1681,7 +1678,7 @@ static void icl_ddi_combo_enable_clock(struct intel_encoder *encoder, { struct drm_i915_private *i915 = to_i915(encoder->base.dev); const struct intel_shared_dpll *pll = crtc_state->shared_dpll; - enum phy phy = intel_port_to_phy(i915, encoder->port); + enum phy phy = intel_encoder_to_phy(encoder); if (drm_WARN_ON(&i915->drm, !pll)) return; @@ -1695,7 +1692,7 @@ static void icl_ddi_combo_enable_clock(struct intel_encoder *encoder, static void icl_ddi_combo_disable_clock(struct intel_encoder *encoder) { struct drm_i915_private *i915 = to_i915(encoder->base.dev); - enum phy phy = intel_port_to_phy(i915, encoder->port); + enum phy phy = intel_encoder_to_phy(encoder); _icl_ddi_disable_clock(i915, ICL_DPCLKA_CFGCR0, ICL_DPCLKA_CFGCR0_DDI_CLK_OFF(phy)); @@ -1704,7 +1701,7 @@ static void icl_ddi_combo_disable_clock(struct intel_encoder *encoder) static bool icl_ddi_combo_is_clock_enabled(struct intel_encoder *encoder) { struct drm_i915_private *i915 = to_i915(encoder->base.dev); - enum phy phy = intel_port_to_phy(i915, encoder->port); + enum phy phy = intel_encoder_to_phy(encoder); return _icl_ddi_is_clock_enabled(i915, ICL_DPCLKA_CFGCR0, ICL_DPCLKA_CFGCR0_DDI_CLK_OFF(phy)); @@ -1713,7 +1710,7 @@ static bool icl_ddi_combo_is_clock_enabled(struct intel_encoder *encoder) struct intel_shared_dpll *icl_ddi_combo_get_pll(struct intel_encoder *encoder) { struct drm_i915_private *i915 = to_i915(encoder->base.dev); - enum phy phy = intel_port_to_phy(i915, encoder->port); + enum phy phy = intel_encoder_to_phy(encoder); return _icl_ddi_get_pll(i915, ICL_DPCLKA_CFGCR0, ICL_DPCLKA_CFGCR0_DDI_CLK_SEL_MASK(phy), @@ -1768,7 +1765,7 @@ static void icl_ddi_tc_enable_clock(struct intel_encoder *encoder, { struct drm_i915_private *i915 = to_i915(encoder->base.dev); const struct intel_shared_dpll *pll = crtc_state->shared_dpll; - enum tc_port tc_port = intel_port_to_tc(i915, encoder->port); + enum tc_port tc_port = intel_encoder_to_tc(encoder); enum port port = encoder->port; if (drm_WARN_ON(&i915->drm, !pll)) @@ -1788,7 +1785,7 @@ static void icl_ddi_tc_enable_clock(struct intel_encoder *encoder, static void icl_ddi_tc_disable_clock(struct intel_encoder *encoder) { struct drm_i915_private *i915 = to_i915(encoder->base.dev); - enum tc_port tc_port = intel_port_to_tc(i915, encoder->port); + enum tc_port tc_port = intel_encoder_to_tc(encoder); enum port port = encoder->port; mutex_lock(&i915->display.dpll.lock); @@ -1804,7 +1801,7 @@ static void icl_ddi_tc_disable_clock(struct intel_encoder *encoder) static bool icl_ddi_tc_is_clock_enabled(struct intel_encoder *encoder) { struct drm_i915_private *i915 = to_i915(encoder->base.dev); - enum tc_port tc_port = intel_port_to_tc(i915, encoder->port); + enum tc_port tc_port = intel_encoder_to_tc(encoder); enum port port = encoder->port; u32 tmp; @@ -1821,7 +1818,7 @@ static bool icl_ddi_tc_is_clock_enabled(struct intel_encoder *encoder) static struct intel_shared_dpll *icl_ddi_tc_get_pll(struct intel_encoder *encoder) { struct drm_i915_private *i915 = to_i915(encoder->base.dev); - enum tc_port tc_port = intel_port_to_tc(i915, encoder->port); + enum tc_port tc_port = intel_encoder_to_tc(encoder); enum port port = encoder->port; enum intel_dpll_id id; u32 tmp; @@ -2087,12 +2084,11 @@ icl_program_mg_dp_mode(struct intel_digital_port *dig_port, const struct intel_crtc_state *crtc_state) { struct drm_i915_private *dev_priv = to_i915(dig_port->base.base.dev); - enum tc_port tc_port = intel_port_to_tc(dev_priv, dig_port->base.port); - enum phy phy = intel_port_to_phy(dev_priv, dig_port->base.port); + enum tc_port tc_port = intel_encoder_to_tc(&dig_port->base); u32 ln0, ln1, pin_assignment; u8 width; - if (!intel_phy_is_tc(dev_priv, phy) || + if (!intel_encoder_is_tc(&dig_port->base) || intel_tc_port_in_tbt_alt_mode(dig_port)) return; @@ -2328,9 +2324,9 @@ static void intel_ddi_power_up_lanes(struct intel_encoder *encoder, { struct drm_i915_private *i915 = to_i915(encoder->base.dev); struct intel_digital_port *dig_port = enc_to_dig_port(encoder); - enum phy phy = intel_port_to_phy(i915, encoder->port); - if (intel_phy_is_combo(i915, phy)) { + if (intel_encoder_is_combo(encoder)) { + enum phy phy = intel_encoder_to_phy(encoder); bool lane_reversal = dig_port->saved_port_bits & DDI_BUF_PORT_REVERSAL; @@ -3156,14 +3152,11 @@ static void intel_ddi_post_pll_disable(struct intel_atomic_state *state, const struct intel_crtc_state *old_crtc_state, const struct drm_connector_state *old_conn_state) { - struct drm_i915_private *i915 = to_i915(encoder->base.dev); struct intel_digital_port *dig_port = enc_to_dig_port(encoder); - enum phy phy = intel_port_to_phy(i915, encoder->port); - bool is_tc_port = intel_phy_is_tc(i915, phy); main_link_aux_power_domain_put(dig_port, old_crtc_state); - if (is_tc_port) + if (intel_encoder_is_tc(encoder)) intel_tc_port_put_link(dig_port); } @@ -3264,7 +3257,6 @@ static void intel_enable_ddi_hdmi(struct intel_atomic_state *state, struct intel_digital_port *dig_port = enc_to_dig_port(encoder); struct drm_connector *connector = conn_state->connector; enum port port = encoder->port; - enum phy phy = intel_port_to_phy(dev_priv, port); u32 buf_ctl; if (!intel_hdmi_handle_sink_scrambling(encoder, connector, @@ -3348,7 +3340,7 @@ static void intel_enable_ddi_hdmi(struct intel_atomic_state *state, if (DISPLAY_VER(dev_priv) >= 20) buf_ctl |= XE2LPD_DDI_BUF_D2D_LINK_ENABLE; - } else if (IS_ALDERLAKE_P(dev_priv) && intel_phy_is_tc(dev_priv, phy)) { + } else if (IS_ALDERLAKE_P(dev_priv) && intel_encoder_is_tc(encoder)) { drm_WARN_ON(&dev_priv->drm, !intel_tc_port_in_legacy_mode(dig_port)); buf_ctl |= DDI_BUF_CTL_TC_PHY_OWNERSHIP; } @@ -3474,10 +3466,9 @@ void intel_ddi_update_active_dpll(struct intel_atomic_state *state, struct intel_crtc_state *crtc_state = intel_atomic_get_new_crtc_state(state, crtc); struct intel_crtc *slave_crtc; - enum phy phy = intel_port_to_phy(i915, encoder->port); /* FIXME: Add MTL pll_mgr */ - if (DISPLAY_VER(i915) >= 14 || !intel_phy_is_tc(i915, phy)) + if (DISPLAY_VER(i915) >= 14 || !intel_encoder_is_tc(encoder)) return; intel_update_active_dpll(state, crtc, encoder); @@ -3494,8 +3485,7 @@ intel_ddi_pre_pll_enable(struct intel_atomic_state *state, { struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); struct intel_digital_port *dig_port = enc_to_dig_port(encoder); - enum phy phy = intel_port_to_phy(dev_priv, encoder->port); - bool is_tc_port = intel_phy_is_tc(dev_priv, phy); + bool is_tc_port = intel_encoder_is_tc(encoder); if (is_tc_port) { struct intel_crtc *master_crtc = @@ -3521,7 +3511,7 @@ intel_ddi_pre_pll_enable(struct intel_atomic_state *state, static void adlp_tbt_to_dp_alt_switch_wa(struct intel_encoder *encoder) { struct drm_i915_private *i915 = to_i915(encoder->base.dev); - enum tc_port tc_port = intel_port_to_tc(i915, encoder->port); + enum tc_port tc_port = intel_encoder_to_tc(encoder); int ln; for (ln = 0; ln < 2; ln++) @@ -4145,10 +4135,7 @@ void hsw_ddi_get_config(struct intel_encoder *encoder, static void intel_ddi_sync_state(struct intel_encoder *encoder, const struct intel_crtc_state *crtc_state) { - struct drm_i915_private *i915 = to_i915(encoder->base.dev); - enum phy phy = intel_port_to_phy(i915, encoder->port); - - if (intel_phy_is_tc(i915, phy)) + if (intel_encoder_is_tc(encoder)) intel_tc_port_sanitize_mode(enc_to_dig_port(encoder), crtc_state); @@ -4160,10 +4147,9 @@ static bool intel_ddi_initial_fastset_check(struct intel_encoder *encoder, struct intel_crtc_state *crtc_state) { struct drm_i915_private *i915 = to_i915(encoder->base.dev); - enum phy phy = intel_port_to_phy(i915, encoder->port); bool fastset = true; - if (intel_phy_is_tc(i915, phy)) { + if (intel_encoder_is_tc(encoder)) { drm_dbg_kms(&i915->drm, "[ENCODER:%d:%s] Forcing full modeset to compute TC port DPLLs\n", encoder->base.base.id, encoder->base.name); crtc_state->uapi.mode_changed = true; @@ -4349,10 +4335,9 @@ static void intel_ddi_encoder_destroy(struct drm_encoder *encoder) { struct drm_i915_private *i915 = to_i915(encoder->dev); struct intel_digital_port *dig_port = enc_to_dig_port(to_intel_encoder(encoder)); - enum phy phy = intel_port_to_phy(i915, dig_port->base.port); intel_dp_encoder_flush_work(encoder); - if (intel_phy_is_tc(i915, phy)) + if (intel_encoder_is_tc(&dig_port->base)) intel_tc_port_cleanup(dig_port); intel_display_power_flush_work(i915); @@ -4363,16 +4348,14 @@ static void intel_ddi_encoder_destroy(struct drm_encoder *encoder) static void intel_ddi_encoder_reset(struct drm_encoder *encoder) { - struct drm_i915_private *i915 = to_i915(encoder->dev); struct intel_dp *intel_dp = enc_to_intel_dp(to_intel_encoder(encoder)); struct intel_digital_port *dig_port = enc_to_dig_port(to_intel_encoder(encoder)); - enum phy phy = intel_port_to_phy(i915, dig_port->base.port); intel_dp->reset_link_params = true; intel_pps_encoder_reset(intel_dp); - if (intel_phy_is_tc(i915, phy)) + if (intel_encoder_is_tc(&dig_port->base)) intel_tc_port_init_mode(dig_port); } @@ -4539,11 +4522,9 @@ static enum intel_hotplug_state intel_ddi_hotplug(struct intel_encoder *encoder, struct intel_connector *connector) { - struct drm_i915_private *i915 = to_i915(encoder->base.dev); struct intel_digital_port *dig_port = enc_to_dig_port(encoder); struct intel_dp *intel_dp = &dig_port->dp; - enum phy phy = intel_port_to_phy(i915, encoder->port); - bool is_tc = intel_phy_is_tc(i915, phy); + bool is_tc = intel_encoder_is_tc(encoder); struct drm_modeset_acquire_ctx ctx; enum intel_hotplug_state state; int ret; @@ -4825,10 +4806,7 @@ static bool port_strap_detected(struct drm_i915_private *i915, enum port port) static bool need_aux_ch(struct intel_encoder *encoder, bool init_dp) { - struct drm_i915_private *i915 = to_i915(encoder->base.dev); - enum phy phy = intel_port_to_phy(i915, encoder->port); - - return init_dp || intel_phy_is_tc(i915, phy); + return init_dp || intel_encoder_is_tc(encoder); } static bool assert_has_icl_dsi(struct drm_i915_private *i915) @@ -5072,12 +5050,12 @@ void intel_ddi_init(struct drm_i915_private *dev_priv, } else if (IS_DG2(dev_priv)) { encoder->set_signal_levels = intel_snps_phy_set_signal_levels; } else if (DISPLAY_VER(dev_priv) >= 12) { - if (intel_phy_is_combo(dev_priv, phy)) + if (intel_encoder_is_combo(encoder)) encoder->set_signal_levels = icl_combo_phy_set_signal_levels; else encoder->set_signal_levels = tgl_dkl_phy_set_signal_levels; } else if (DISPLAY_VER(dev_priv) >= 11) { - if (intel_phy_is_combo(dev_priv, phy)) + if (intel_encoder_is_combo(encoder)) encoder->set_signal_levels = icl_combo_phy_set_signal_levels; else encoder->set_signal_levels = icl_mg_phy_set_signal_levels; @@ -5127,7 +5105,7 @@ void intel_ddi_init(struct drm_i915_private *dev_priv, goto err; } - if (intel_phy_is_tc(dev_priv, phy)) { + if (intel_encoder_is_tc(encoder)) { bool is_legacy = !intel_bios_encoder_supports_typec_usb(devdata) && !intel_bios_encoder_supports_tbt(devdata); @@ -5156,7 +5134,7 @@ void intel_ddi_init(struct drm_i915_private *dev_priv, dig_port->ddi_io_power_domain = intel_display_power_ddi_io_domain(dev_priv, port); if (DISPLAY_VER(dev_priv) >= 11) { - if (intel_phy_is_tc(dev_priv, phy)) + if (intel_encoder_is_tc(encoder)) dig_port->connected = intel_tc_port_connected; else dig_port->connected = lpt_digital_port_connected; diff --git a/drivers/gpu/drm/i915/display/intel_ddi_buf_trans.c b/drivers/gpu/drm/i915/display/intel_ddi_buf_trans.c index de809e2d9cac..39e0ae6734ae 100644 --- a/drivers/gpu/drm/i915/display/intel_ddi_buf_trans.c +++ b/drivers/gpu/drm/i915/display/intel_ddi_buf_trans.c @@ -1691,14 +1691,11 @@ mtl_get_cx0_buf_trans(struct intel_encoder *encoder, const struct intel_crtc_state *crtc_state, int *n_entries) { - struct drm_i915_private *i915 = to_i915(encoder->base.dev); - enum phy phy = intel_port_to_phy(i915, encoder->port); - if (intel_crtc_has_dp_encoder(crtc_state) && crtc_state->port_clock >= 1000000) return intel_get_buf_trans(&mtl_c20_trans_uhbr, n_entries); - else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI) && !(intel_is_c10phy(i915, phy))) + else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI) && !(intel_encoder_is_c10phy(encoder))) return intel_get_buf_trans(&mtl_c20_trans_hdmi, n_entries); - else if (!intel_is_c10phy(i915, phy)) + else if (!intel_encoder_is_c10phy(encoder)) return intel_get_buf_trans(&mtl_c20_trans_dp14, n_entries); else return intel_get_buf_trans(&mtl_c10_trans_dp14, n_entries); @@ -1707,14 +1704,13 @@ mtl_get_cx0_buf_trans(struct intel_encoder *encoder, void intel_ddi_buf_trans_init(struct intel_encoder *encoder) { struct drm_i915_private *i915 = to_i915(encoder->base.dev); - enum phy phy = intel_port_to_phy(i915, encoder->port); if (DISPLAY_VER(i915) >= 14) { encoder->get_buf_trans = mtl_get_cx0_buf_trans; } else if (IS_DG2(i915)) { encoder->get_buf_trans = dg2_get_snps_buf_trans; } else if (IS_ALDERLAKE_P(i915)) { - if (intel_phy_is_combo(i915, phy)) + if (intel_encoder_is_combo(encoder)) encoder->get_buf_trans = adlp_get_combo_buf_trans; else encoder->get_buf_trans = adlp_get_dkl_buf_trans; @@ -1725,7 +1721,7 @@ void intel_ddi_buf_trans_init(struct intel_encoder *encoder) } else if (IS_DG1(i915)) { encoder->get_buf_trans = dg1_get_combo_buf_trans; } else if (DISPLAY_VER(i915) >= 12) { - if (intel_phy_is_combo(i915, phy)) + if (intel_encoder_is_combo(encoder)) encoder->get_buf_trans = tgl_get_combo_buf_trans; else encoder->get_buf_trans = tgl_get_dkl_buf_trans; @@ -1734,7 +1730,7 @@ void intel_ddi_buf_trans_init(struct intel_encoder *encoder) encoder->get_buf_trans = jsl_get_combo_buf_trans; else if (IS_PLATFORM(i915, INTEL_ELKHARTLAKE)) encoder->get_buf_trans = ehl_get_combo_buf_trans; - else if (intel_phy_is_combo(i915, phy)) + else if (intel_encoder_is_combo(encoder)) encoder->get_buf_trans = icl_get_combo_buf_trans; else encoder->get_buf_trans = icl_get_mg_buf_trans; diff --git a/drivers/gpu/drm/i915/display/intel_display_power_well.c b/drivers/gpu/drm/i915/display/intel_display_power_well.c index 78005d12638c..9d0261bd4ba0 100644 --- a/drivers/gpu/drm/i915/display/intel_display_power_well.c +++ b/drivers/gpu/drm/i915/display/intel_display_power_well.c @@ -251,7 +251,7 @@ static enum phy icl_aux_pw_to_phy(struct drm_i915_private *i915, * as HDMI-only and routed to a combo PHY, the encoder either won't be * present at all or it will not have an aux_ch assigned. */ - return dig_port ? intel_port_to_phy(i915, dig_port->base.port) : PHY_NONE; + return dig_port ? intel_encoder_to_phy(&dig_port->base) : PHY_NONE; } static void hsw_wait_for_power_well_enable(struct drm_i915_private *dev_priv, diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index 3d09cd65664d..0931a49b619d 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -443,11 +443,9 @@ static int dg2_max_source_rate(struct intel_dp *intel_dp) static int icl_max_source_rate(struct intel_dp *intel_dp) { - struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp); - struct drm_i915_private *dev_priv = to_i915(dig_port->base.base.dev); - enum phy phy = intel_port_to_phy(dev_priv, dig_port->base.port); + struct intel_encoder *encoder = &dp_to_dig_port(intel_dp)->base; - if (intel_phy_is_combo(dev_priv, phy) && !intel_dp_is_edp(intel_dp)) + if (intel_encoder_is_combo(encoder) && !intel_dp_is_edp(intel_dp)) return 540000; return 810000; @@ -463,11 +461,9 @@ static int ehl_max_source_rate(struct intel_dp *intel_dp) static int mtl_max_source_rate(struct intel_dp *intel_dp) { - struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp); - struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev); - enum phy phy = intel_port_to_phy(i915, dig_port->base.port); + struct intel_encoder *encoder = &dp_to_dig_port(intel_dp)->base; - if (intel_is_c10phy(i915, phy)) + if (intel_encoder_is_c10phy(encoder)) return 810000; return 2000000; @@ -6596,7 +6592,6 @@ intel_dp_init_connector(struct intel_digital_port *dig_port, struct drm_device *dev = intel_encoder->base.dev; struct drm_i915_private *dev_priv = to_i915(dev); enum port port = intel_encoder->port; - enum phy phy = intel_port_to_phy(dev_priv, port); int type; /* Initialize the work for modeset in case of link train failure */ @@ -6621,7 +6616,7 @@ intel_dp_init_connector(struct intel_digital_port *dig_port, * Currently we don't support eDP on TypeC ports, although in * theory it could work on TypeC legacy ports. */ - drm_WARN_ON(dev, intel_phy_is_tc(dev_priv, phy)); + drm_WARN_ON(dev, intel_encoder_is_tc(intel_encoder)); type = DRM_MODE_CONNECTOR_eDP; intel_encoder->type = INTEL_OUTPUT_EDP; diff --git a/drivers/gpu/drm/i915/display/intel_dpll_mgr.c b/drivers/gpu/drm/i915/display/intel_dpll_mgr.c index 24a70de3f8e3..9ff6c4cc2e4b 100644 --- a/drivers/gpu/drm/i915/display/intel_dpll_mgr.c +++ b/drivers/gpu/drm/i915/display/intel_dpll_mgr.c @@ -3378,7 +3378,6 @@ static int icl_get_tc_phy_dplls(struct intel_atomic_state *state, struct intel_crtc *crtc, struct intel_encoder *encoder) { - struct drm_i915_private *i915 = to_i915(state->base.dev); struct intel_crtc_state *crtc_state = intel_atomic_get_new_crtc_state(state, crtc); struct icl_port_dpll *port_dpll = @@ -3397,8 +3396,7 @@ static int icl_get_tc_phy_dplls(struct intel_atomic_state *state, port_dpll = &crtc_state->icl_port_dplls[ICL_PORT_DPLL_MG_PHY]; - dpll_id = icl_tc_port_to_pll_id(intel_port_to_tc(i915, - encoder->port)); + dpll_id = icl_tc_port_to_pll_id(intel_encoder_to_tc(encoder)); port_dpll->pll = intel_find_shared_dpll(state, crtc, &port_dpll->hw_state, BIT(dpll_id)); @@ -3424,15 +3422,12 @@ static int icl_compute_dplls(struct intel_atomic_state *state, struct intel_crtc *crtc, struct intel_encoder *encoder) { - struct drm_i915_private *i915 = to_i915(state->base.dev); - enum phy phy = intel_port_to_phy(i915, encoder->port); - - if (intel_phy_is_combo(i915, phy)) + if (intel_encoder_is_combo(encoder)) return icl_compute_combo_phy_dpll(state, crtc); - else if (intel_phy_is_tc(i915, phy)) + else if (intel_encoder_is_tc(encoder)) return icl_compute_tc_phy_dplls(state, crtc); - MISSING_CASE(phy); + MISSING_CASE(encoder->port); return 0; } @@ -3441,15 +3436,12 @@ static int icl_get_dplls(struct intel_atomic_state *state, struct intel_crtc *crtc, struct intel_encoder *encoder) { - struct drm_i915_private *i915 = to_i915(state->base.dev); - enum phy phy = intel_port_to_phy(i915, encoder->port); - - if (intel_phy_is_combo(i915, phy)) + if (intel_encoder_is_combo(encoder)) return icl_get_combo_phy_dpll(state, crtc, encoder); - else if (intel_phy_is_tc(i915, phy)) + else if (intel_encoder_is_tc(encoder)) return icl_get_tc_phy_dplls(state, crtc, encoder); - MISSING_CASE(phy); + MISSING_CASE(encoder->port); return -EINVAL; } diff --git a/drivers/gpu/drm/i915/display/intel_hdmi.c b/drivers/gpu/drm/i915/display/intel_hdmi.c index f1fc9669238f..a32cb4d25bc7 100644 --- a/drivers/gpu/drm/i915/display/intel_hdmi.c +++ b/drivers/gpu/drm/i915/display/intel_hdmi.c @@ -1832,7 +1832,7 @@ hdmi_port_clock_valid(struct intel_hdmi *hdmi, bool has_hdmi_sink) { struct drm_i915_private *dev_priv = intel_hdmi_to_i915(hdmi); - enum phy phy = intel_port_to_phy(dev_priv, hdmi_to_dig_port(hdmi)->base.port); + struct intel_encoder *encoder = &hdmi_to_dig_port(hdmi)->base; if (clock < 25000) return MODE_CLOCK_LOW; @@ -1854,11 +1854,11 @@ hdmi_port_clock_valid(struct intel_hdmi *hdmi, return MODE_CLOCK_RANGE; /* ICL+ combo PHY PLL can't generate 500-533.2 MHz */ - if (intel_phy_is_combo(dev_priv, phy) && clock > 500000 && clock < 533200) + if (intel_encoder_is_combo(encoder) && clock > 500000 && clock < 533200) return MODE_CLOCK_RANGE; /* ICL+ TC PHY PLL can't generate 500-532.8 MHz */ - if (intel_phy_is_tc(dev_priv, phy) && clock > 500000 && clock < 532800) + if (intel_encoder_is_tc(encoder) && clock > 500000 && clock < 532800) return MODE_CLOCK_RANGE; /* @@ -2737,12 +2737,11 @@ static u8 icl_encoder_to_ddc_pin(struct intel_encoder *encoder) { struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); enum port port = encoder->port; - enum phy phy = intel_port_to_phy(dev_priv, port); - if (intel_phy_is_combo(dev_priv, phy)) + if (intel_encoder_is_combo(encoder)) return GMBUS_PIN_1_BXT + port; - else if (intel_phy_is_tc(dev_priv, phy)) - return GMBUS_PIN_9_TC1_ICP + intel_port_to_tc(dev_priv, port); + else if (intel_encoder_is_tc(encoder)) + return GMBUS_PIN_9_TC1_ICP + intel_encoder_to_tc(encoder); drm_WARN(&dev_priv->drm, 1, "Unknown port:%c\n", port_name(port)); return GMBUS_PIN_2_BXT; @@ -2750,9 +2749,7 @@ static u8 icl_encoder_to_ddc_pin(struct intel_encoder *encoder) static u8 mcc_encoder_to_ddc_pin(struct intel_encoder *encoder) { - struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); - enum port port = encoder->port; - enum phy phy = intel_port_to_phy(dev_priv, port); + enum phy phy = intel_encoder_to_phy(encoder); u8 ddc_pin; switch (phy) { @@ -2776,10 +2773,9 @@ static u8 mcc_encoder_to_ddc_pin(struct intel_encoder *encoder) static u8 rkl_encoder_to_ddc_pin(struct intel_encoder *encoder) { struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); - enum port port = encoder->port; - enum phy phy = intel_port_to_phy(dev_priv, port); + enum phy phy = intel_encoder_to_phy(encoder); - WARN_ON(port == PORT_C); + WARN_ON(encoder->port == PORT_C); /* * Pin mapping for RKL depends on which PCH is present. With TGP, the @@ -2796,10 +2792,9 @@ static u8 rkl_encoder_to_ddc_pin(struct intel_encoder *encoder) static u8 gen9bc_tgp_encoder_to_ddc_pin(struct intel_encoder *encoder) { struct drm_i915_private *i915 = to_i915(encoder->base.dev); - enum port port = encoder->port; - enum phy phy = intel_port_to_phy(i915, port); + enum phy phy = intel_encoder_to_phy(encoder); - drm_WARN_ON(&i915->drm, port == PORT_A); + drm_WARN_ON(&i915->drm, encoder->port == PORT_A); /* * Pin mapping for GEN9 BC depends on which PCH is present. With TGP, @@ -2815,19 +2810,14 @@ static u8 gen9bc_tgp_encoder_to_ddc_pin(struct intel_encoder *encoder) static u8 dg1_encoder_to_ddc_pin(struct intel_encoder *encoder) { - struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); - enum port port = encoder->port; - - return intel_port_to_phy(dev_priv, port) + 1; + return intel_encoder_to_phy(encoder) + 1; } static u8 adls_encoder_to_ddc_pin(struct intel_encoder *encoder) { - struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); - enum port port = encoder->port; - enum phy phy = intel_port_to_phy(dev_priv, port); + enum phy phy = intel_encoder_to_phy(encoder); - WARN_ON(port == PORT_B || port == PORT_C); + WARN_ON(encoder->port == PORT_B || encoder->port == PORT_C); /* * Pin mapping for ADL-S requires TC pins for all combo phy outputs diff --git a/drivers/gpu/drm/i915/display/intel_pmdemand.c b/drivers/gpu/drm/i915/display/intel_pmdemand.c index 744e332fa2af..9ca981b7a12c 100644 --- a/drivers/gpu/drm/i915/display/intel_pmdemand.c +++ b/drivers/gpu/drm/i915/display/intel_pmdemand.c @@ -119,10 +119,11 @@ intel_pmdemand_update_phys_mask(struct drm_i915_private *i915, if (!encoder) return; - phy = intel_port_to_phy(i915, encoder->port); - if (intel_phy_is_tc(i915, phy)) + if (intel_encoder_is_tc(encoder)) return; + phy = intel_encoder_to_phy(encoder); + if (set_bit) pmdemand_state->active_combo_phys_mask |= BIT(phy); else @@ -222,14 +223,7 @@ static bool intel_pmdemand_encoder_has_tc_phy(struct drm_i915_private *i915, struct intel_encoder *encoder) { - enum phy phy; - - if (!encoder) - return false; - - phy = intel_port_to_phy(i915, encoder->port); - - return intel_phy_is_tc(i915, phy); + return encoder && intel_encoder_is_tc(encoder); } static bool diff --git a/drivers/gpu/drm/i915/display/intel_snps_phy.c b/drivers/gpu/drm/i915/display/intel_snps_phy.c index 7fc002268482..53dbcdf140b5 100644 --- a/drivers/gpu/drm/i915/display/intel_snps_phy.c +++ b/drivers/gpu/drm/i915/display/intel_snps_phy.c @@ -48,10 +48,10 @@ void intel_snps_phy_update_psr_power_state(struct intel_encoder *encoder, bool enable) { struct drm_i915_private *i915 = to_i915(encoder->base.dev); - enum phy phy = intel_port_to_phy(i915, encoder->port); + enum phy phy = intel_encoder_to_phy(encoder); u32 val; - if (!intel_phy_is_snps(i915, phy)) + if (!intel_encoder_is_snps(encoder)) return; val = REG_FIELD_PREP(SNPS_PHY_TX_REQ_LN_DIS_PWR_STATE_PSR, @@ -65,7 +65,7 @@ void intel_snps_phy_set_signal_levels(struct intel_encoder *encoder, { struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); const struct intel_ddi_buf_trans *trans; - enum phy phy = intel_port_to_phy(dev_priv, encoder->port); + enum phy phy = intel_encoder_to_phy(encoder); int n_entries, ln; trans = encoder->get_buf_trans(encoder, crtc_state, &n_entries); @@ -1824,7 +1824,7 @@ void intel_mpllb_enable(struct intel_encoder *encoder, { struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); const struct intel_mpllb_state *pll_state = &crtc_state->mpllb_state; - enum phy phy = intel_port_to_phy(dev_priv, encoder->port); + enum phy phy = intel_encoder_to_phy(encoder); i915_reg_t enable_reg = (phy <= PHY_D ? DG2_PLL_ENABLE(phy) : MG_PLL_ENABLE(0)); @@ -1881,7 +1881,7 @@ void intel_mpllb_enable(struct intel_encoder *encoder, void intel_mpllb_disable(struct intel_encoder *encoder) { struct drm_i915_private *i915 = to_i915(encoder->base.dev); - enum phy phy = intel_port_to_phy(i915, encoder->port); + enum phy phy = intel_encoder_to_phy(encoder); i915_reg_t enable_reg = (phy <= PHY_D ? DG2_PLL_ENABLE(phy) : MG_PLL_ENABLE(0)); @@ -1953,7 +1953,7 @@ void intel_mpllb_readout_hw_state(struct intel_encoder *encoder, struct intel_mpllb_state *pll_state) { struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); - enum phy phy = intel_port_to_phy(dev_priv, encoder->port); + enum phy phy = intel_encoder_to_phy(encoder); pll_state->mpllb_cp = intel_de_read(dev_priv, SNPS_PHY_MPLLB_CP(phy)); pll_state->mpllb_div = intel_de_read(dev_priv, SNPS_PHY_MPLLB_DIV(phy)); diff --git a/drivers/gpu/drm/i915/display/intel_tc.c b/drivers/gpu/drm/i915/display/intel_tc.c index 6b374d481cd9..9887967b2ca5 100644 --- a/drivers/gpu/drm/i915/display/intel_tc.c +++ b/drivers/gpu/drm/i915/display/intel_tc.c @@ -100,11 +100,9 @@ static struct drm_i915_private *tc_to_i915(struct intel_tc_port *tc) static bool intel_tc_port_in_mode(struct intel_digital_port *dig_port, enum tc_port_mode mode) { - struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev); - enum phy phy = intel_port_to_phy(i915, dig_port->base.port); struct intel_tc_port *tc = to_tc_port(dig_port); - return intel_phy_is_tc(i915, phy) && tc->mode == mode; + return intel_encoder_is_tc(&dig_port->base) && tc->mode == mode; } bool intel_tc_port_in_tbt_alt_mode(struct intel_digital_port *dig_port) @@ -124,11 +122,9 @@ bool intel_tc_port_in_legacy_mode(struct intel_digital_port *dig_port) bool intel_tc_port_handles_hpd_glitches(struct intel_digital_port *dig_port) { - struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev); - enum phy phy = intel_port_to_phy(i915, dig_port->base.port); struct intel_tc_port *tc = to_tc_port(dig_port); - return intel_phy_is_tc(i915, phy) && !tc->legacy_port; + return intel_encoder_is_tc(&dig_port->base) && !tc->legacy_port; } /* @@ -254,8 +250,7 @@ assert_tc_cold_blocked(struct intel_tc_port *tc) static enum intel_display_power_domain tc_port_power_domain(struct intel_tc_port *tc) { - struct drm_i915_private *i915 = tc_to_i915(tc); - enum tc_port tc_port = intel_port_to_tc(i915, tc->dig_port->base.port); + enum tc_port tc_port = intel_encoder_to_tc(&tc->dig_port->base); return POWER_DOMAIN_PORT_DDI_LANES_TC1 + tc_port - TC_PORT_1; } @@ -302,7 +297,7 @@ u32 intel_tc_port_get_pin_assignment_mask(struct intel_digital_port *dig_port) static int lnl_tc_port_get_max_lane_count(struct intel_digital_port *dig_port) { struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev); - enum tc_port tc_port = intel_port_to_tc(i915, dig_port->base.port); + enum tc_port tc_port = intel_encoder_to_tc(&dig_port->base); intel_wakeref_t wakeref; u32 val, pin_assignment; @@ -375,9 +370,8 @@ int intel_tc_port_max_lane_count(struct intel_digital_port *dig_port) { struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev); struct intel_tc_port *tc = to_tc_port(dig_port); - enum phy phy = intel_port_to_phy(i915, dig_port->base.port); - if (!intel_phy_is_tc(i915, phy) || tc->mode != TC_PORT_DP_ALT) + if (!intel_encoder_is_tc(&dig_port->base) || tc->mode != TC_PORT_DP_ALT) return 4; assert_tc_cold_blocked(tc); @@ -458,9 +452,7 @@ static void tc_port_fixup_legacy_flag(struct intel_tc_port *tc, static void tc_phy_load_fia_params(struct intel_tc_port *tc, bool modular_fia) { - struct drm_i915_private *i915 = tc_to_i915(tc); - enum port port = tc->dig_port->base.port; - enum tc_port tc_port = intel_port_to_tc(i915, port); + enum tc_port tc_port = intel_encoder_to_tc(&tc->dig_port->base); /* * Each Modular FIA instance houses 2 TC ports. In SOC that has more @@ -812,7 +804,7 @@ static u32 adlp_tc_phy_hpd_live_status(struct intel_tc_port *tc) static bool adlp_tc_phy_is_ready(struct intel_tc_port *tc) { struct drm_i915_private *i915 = tc_to_i915(tc); - enum tc_port tc_port = intel_port_to_tc(i915, tc->dig_port->base.port); + enum tc_port tc_port = intel_encoder_to_tc(&tc->dig_port->base); u32 val; assert_display_core_power_enabled(tc); @@ -1635,10 +1627,7 @@ static bool __intel_tc_port_link_needs_reset(struct intel_tc_port *tc) bool intel_tc_port_link_needs_reset(struct intel_digital_port *dig_port) { - struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev); - enum phy phy = intel_port_to_phy(i915, dig_port->base.port); - - if (!intel_phy_is_tc(i915, phy)) + if (!intel_encoder_is_tc(&dig_port->base)) return false; return __intel_tc_port_link_needs_reset(to_tc_port(dig_port)); @@ -1740,11 +1729,9 @@ bool intel_tc_port_link_reset(struct intel_digital_port *dig_port) void intel_tc_port_link_cancel_reset_work(struct intel_digital_port *dig_port) { - struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev); - enum phy phy = intel_port_to_phy(i915, dig_port->base.port); struct intel_tc_port *tc = to_tc_port(dig_port); - if (!intel_phy_is_tc(i915, phy)) + if (!intel_encoder_is_tc(&dig_port->base)) return; cancel_delayed_work(&tc->link_reset_work); @@ -1861,7 +1848,7 @@ int intel_tc_port_init(struct intel_digital_port *dig_port, bool is_legacy) struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev); struct intel_tc_port *tc; enum port port = dig_port->base.port; - enum tc_port tc_port = intel_port_to_tc(i915, port); + enum tc_port tc_port = intel_encoder_to_tc(&dig_port->base); if (drm_WARN_ON(&i915->drm, tc_port == TC_PORT_NONE)) return -EINVAL; -- cgit From d5a8a7b9eea8a63c22d39804e2847f63726b33a2 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Wed, 20 Mar 2024 17:48:03 +0200 Subject: drm/i915/cx0: remove the unused intel_is_c10phy() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The intel_is_c10phy() is now unused. Remove. Reviewed-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/486ad2832c567ae491726c6c0cd7144e14469a2f.1710949619.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_cx0_phy.c | 14 ++++---------- drivers/gpu/drm/i915/display/intel_cx0_phy.h | 2 -- 2 files changed, 4 insertions(+), 12 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_cx0_phy.c b/drivers/gpu/drm/i915/display/intel_cx0_phy.c index f893db353f91..b88ffc75cf4a 100644 --- a/drivers/gpu/drm/i915/display/intel_cx0_phy.c +++ b/drivers/gpu/drm/i915/display/intel_cx0_phy.c @@ -29,21 +29,15 @@ #define INTEL_CX0_LANE1 BIT(1) #define INTEL_CX0_BOTH_LANES (INTEL_CX0_LANE1 | INTEL_CX0_LANE0) -/* Prefer intel_encoder_is_c10phy() */ -bool intel_is_c10phy(struct drm_i915_private *i915, enum phy phy) -{ - if ((IS_LUNARLAKE(i915) || IS_METEORLAKE(i915)) && phy < PHY_C) - return true; - - return false; -} - bool intel_encoder_is_c10phy(struct intel_encoder *encoder) { struct drm_i915_private *i915 = to_i915(encoder->base.dev); enum phy phy = intel_encoder_to_phy(encoder); - return intel_is_c10phy(i915, phy); + if ((IS_LUNARLAKE(i915) || IS_METEORLAKE(i915)) && phy < PHY_C) + return true; + + return false; } static int lane_mask_to_lane(u8 lane_mask) diff --git a/drivers/gpu/drm/i915/display/intel_cx0_phy.h b/drivers/gpu/drm/i915/display/intel_cx0_phy.h index 2be474877fdc..3e03af3e006c 100644 --- a/drivers/gpu/drm/i915/display/intel_cx0_phy.h +++ b/drivers/gpu/drm/i915/display/intel_cx0_phy.h @@ -11,7 +11,6 @@ #include enum icl_port_dpll_id; -enum phy; struct drm_i915_private; struct intel_atomic_state; struct intel_c10pll_state; @@ -22,7 +21,6 @@ struct intel_crtc_state; struct intel_encoder; struct intel_hdmi; -bool intel_is_c10phy(struct drm_i915_private *dev_priv, enum phy phy); bool intel_encoder_is_c10phy(struct intel_encoder *encoder); void intel_mtl_pll_enable(struct intel_encoder *encoder, const struct intel_crtc_state *crtc_state); -- cgit From f526535860e32ce4532c4bd5aabc7f6938f0c758 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Wed, 20 Mar 2024 17:48:04 +0200 Subject: drm/i915/cx0: pass encoder instead of i915 and port around MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The encoder is a much more useful thing to pass around than the i915 and port combo. Also drive-by clean up some cases where both i915 and encoder are passed; only the latter is needed. Reviewed-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/f9308e47a3a66bd74479480964c8a538e3f6a358.1710949619.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_cx0_phy.c | 258 ++++++++++++++------------- 1 file changed, 136 insertions(+), 122 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_cx0_phy.c b/drivers/gpu/drm/i915/display/intel_cx0_phy.c index b88ffc75cf4a..d2e4439562e3 100644 --- a/drivers/gpu/drm/i915/display/intel_cx0_phy.c +++ b/drivers/gpu/drm/i915/display/intel_cx0_phy.c @@ -49,8 +49,7 @@ static int lane_mask_to_lane(u8 lane_mask) return ilog2(lane_mask); } -static u8 intel_cx0_get_owned_lane_mask(struct drm_i915_private *i915, - struct intel_encoder *encoder) +static u8 intel_cx0_get_owned_lane_mask(struct intel_encoder *encoder) { struct intel_digital_port *dig_port = enc_to_dig_port(encoder); @@ -117,16 +116,20 @@ static void intel_cx0_phy_transaction_end(struct intel_encoder *encoder, intel_w intel_display_power_put(i915, POWER_DOMAIN_DC_OFF, wakeref); } -static void intel_clear_response_ready_flag(struct drm_i915_private *i915, - enum port port, int lane) +static void intel_clear_response_ready_flag(struct intel_encoder *encoder, + int lane) { - intel_de_rmw(i915, XELPDP_PORT_P2M_MSGBUS_STATUS(i915, port, lane), + struct drm_i915_private *i915 = to_i915(encoder->base.dev); + + intel_de_rmw(i915, XELPDP_PORT_P2M_MSGBUS_STATUS(i915, encoder->port, lane), 0, XELPDP_PORT_P2M_RESPONSE_READY | XELPDP_PORT_P2M_ERROR_SET); } -static void intel_cx0_bus_reset(struct drm_i915_private *i915, enum port port, int lane) +static void intel_cx0_bus_reset(struct intel_encoder *encoder, int lane) { - enum phy phy = intel_port_to_phy(i915, port); + struct drm_i915_private *i915 = to_i915(encoder->base.dev); + enum port port = encoder->port; + enum phy phy = intel_encoder_to_phy(encoder); intel_de_write(i915, XELPDP_PORT_M2P_MSGBUS_CTL(i915, port, lane), XELPDP_PORT_M2P_TRANSACTION_RESET); @@ -138,13 +141,15 @@ static void intel_cx0_bus_reset(struct drm_i915_private *i915, enum port port, i return; } - intel_clear_response_ready_flag(i915, port, lane); + intel_clear_response_ready_flag(encoder, lane); } -static int intel_cx0_wait_for_ack(struct drm_i915_private *i915, enum port port, +static int intel_cx0_wait_for_ack(struct intel_encoder *encoder, int command, int lane, u32 *val) { - enum phy phy = intel_port_to_phy(i915, port); + struct drm_i915_private *i915 = to_i915(encoder->base.dev); + enum port port = encoder->port; + enum phy phy = intel_encoder_to_phy(encoder); if (__intel_de_wait_for_register(i915, XELPDP_PORT_P2M_MSGBUS_STATUS(i915, port, lane), @@ -161,31 +166,33 @@ static int intel_cx0_wait_for_ack(struct drm_i915_private *i915, enum port port, "PHY %c Hardware did not detect a timeout\n", phy_name(phy)); - intel_cx0_bus_reset(i915, port, lane); + intel_cx0_bus_reset(encoder, lane); return -ETIMEDOUT; } if (*val & XELPDP_PORT_P2M_ERROR_SET) { drm_dbg_kms(&i915->drm, "PHY %c Error occurred during %s command. Status: 0x%x\n", phy_name(phy), command == XELPDP_PORT_P2M_COMMAND_READ_ACK ? "read" : "write", *val); - intel_cx0_bus_reset(i915, port, lane); + intel_cx0_bus_reset(encoder, lane); return -EINVAL; } if (REG_FIELD_GET(XELPDP_PORT_P2M_COMMAND_TYPE_MASK, *val) != command) { drm_dbg_kms(&i915->drm, "PHY %c Not a %s response. MSGBUS Status: 0x%x.\n", phy_name(phy), command == XELPDP_PORT_P2M_COMMAND_READ_ACK ? "read" : "write", *val); - intel_cx0_bus_reset(i915, port, lane); + intel_cx0_bus_reset(encoder, lane); return -EINVAL; } return 0; } -static int __intel_cx0_read_once(struct drm_i915_private *i915, enum port port, +static int __intel_cx0_read_once(struct intel_encoder *encoder, int lane, u16 addr) { - enum phy phy = intel_port_to_phy(i915, port); + struct drm_i915_private *i915 = to_i915(encoder->base.dev); + enum port port = encoder->port; + enum phy phy = intel_encoder_to_phy(encoder); int ack; u32 val; @@ -194,7 +201,7 @@ static int __intel_cx0_read_once(struct drm_i915_private *i915, enum port port, XELPDP_MSGBUS_TIMEOUT_SLOW)) { drm_dbg_kms(&i915->drm, "PHY %c Timeout waiting for previous transaction to complete. Reset the bus and retry.\n", phy_name(phy)); - intel_cx0_bus_reset(i915, port, lane); + intel_cx0_bus_reset(encoder, lane); return -ETIMEDOUT; } @@ -203,33 +210,34 @@ static int __intel_cx0_read_once(struct drm_i915_private *i915, enum port port, XELPDP_PORT_M2P_COMMAND_READ | XELPDP_PORT_M2P_ADDRESS(addr)); - ack = intel_cx0_wait_for_ack(i915, port, XELPDP_PORT_P2M_COMMAND_READ_ACK, lane, &val); + ack = intel_cx0_wait_for_ack(encoder, XELPDP_PORT_P2M_COMMAND_READ_ACK, lane, &val); if (ack < 0) return ack; - intel_clear_response_ready_flag(i915, port, lane); + intel_clear_response_ready_flag(encoder, lane); /* * FIXME: Workaround to let HW to settle * down and let the message bus to end up * in a known state */ - intel_cx0_bus_reset(i915, port, lane); + intel_cx0_bus_reset(encoder, lane); return REG_FIELD_GET(XELPDP_PORT_P2M_DATA_MASK, val); } -static u8 __intel_cx0_read(struct drm_i915_private *i915, enum port port, +static u8 __intel_cx0_read(struct intel_encoder *encoder, int lane, u16 addr) { - enum phy phy = intel_port_to_phy(i915, port); + struct drm_i915_private *i915 = to_i915(encoder->base.dev); + enum phy phy = intel_encoder_to_phy(encoder); int i, status; assert_dc_off(i915); /* 3 tries is assumed to be enough to read successfully */ for (i = 0; i < 3; i++) { - status = __intel_cx0_read_once(i915, port, lane, addr); + status = __intel_cx0_read_once(encoder, lane, addr); if (status >= 0) return status; @@ -241,18 +249,20 @@ static u8 __intel_cx0_read(struct drm_i915_private *i915, enum port port, return 0; } -static u8 intel_cx0_read(struct drm_i915_private *i915, enum port port, +static u8 intel_cx0_read(struct intel_encoder *encoder, u8 lane_mask, u16 addr) { int lane = lane_mask_to_lane(lane_mask); - return __intel_cx0_read(i915, port, lane, addr); + return __intel_cx0_read(encoder, lane, addr); } -static int __intel_cx0_write_once(struct drm_i915_private *i915, enum port port, +static int __intel_cx0_write_once(struct intel_encoder *encoder, int lane, u16 addr, u8 data, bool committed) { - enum phy phy = intel_port_to_phy(i915, port); + struct drm_i915_private *i915 = to_i915(encoder->base.dev); + enum port port = encoder->port; + enum phy phy = intel_encoder_to_phy(encoder); int ack; u32 val; @@ -261,7 +271,7 @@ static int __intel_cx0_write_once(struct drm_i915_private *i915, enum port port, XELPDP_MSGBUS_TIMEOUT_SLOW)) { drm_dbg_kms(&i915->drm, "PHY %c Timeout waiting for previous transaction to complete. Resetting the bus.\n", phy_name(phy)); - intel_cx0_bus_reset(i915, port, lane); + intel_cx0_bus_reset(encoder, lane); return -ETIMEDOUT; } @@ -277,45 +287,46 @@ static int __intel_cx0_write_once(struct drm_i915_private *i915, enum port port, XELPDP_MSGBUS_TIMEOUT_SLOW)) { drm_dbg_kms(&i915->drm, "PHY %c Timeout waiting for write to complete. Resetting the bus.\n", phy_name(phy)); - intel_cx0_bus_reset(i915, port, lane); + intel_cx0_bus_reset(encoder, lane); return -ETIMEDOUT; } if (committed) { - ack = intel_cx0_wait_for_ack(i915, port, XELPDP_PORT_P2M_COMMAND_WRITE_ACK, lane, &val); + ack = intel_cx0_wait_for_ack(encoder, XELPDP_PORT_P2M_COMMAND_WRITE_ACK, lane, &val); if (ack < 0) return ack; } else if ((intel_de_read(i915, XELPDP_PORT_P2M_MSGBUS_STATUS(i915, port, lane)) & XELPDP_PORT_P2M_ERROR_SET)) { drm_dbg_kms(&i915->drm, "PHY %c Error occurred during write command.\n", phy_name(phy)); - intel_cx0_bus_reset(i915, port, lane); + intel_cx0_bus_reset(encoder, lane); return -EINVAL; } - intel_clear_response_ready_flag(i915, port, lane); + intel_clear_response_ready_flag(encoder, lane); /* * FIXME: Workaround to let HW to settle * down and let the message bus to end up * in a known state */ - intel_cx0_bus_reset(i915, port, lane); + intel_cx0_bus_reset(encoder, lane); return 0; } -static void __intel_cx0_write(struct drm_i915_private *i915, enum port port, +static void __intel_cx0_write(struct intel_encoder *encoder, int lane, u16 addr, u8 data, bool committed) { - enum phy phy = intel_port_to_phy(i915, port); + struct drm_i915_private *i915 = to_i915(encoder->base.dev); + enum phy phy = intel_encoder_to_phy(encoder); int i, status; assert_dc_off(i915); /* 3 tries is assumed to be enough to write successfully */ for (i = 0; i < 3; i++) { - status = __intel_cx0_write_once(i915, port, lane, addr, data, committed); + status = __intel_cx0_write_once(encoder, lane, addr, data, committed); if (status == 0) return; @@ -325,63 +336,66 @@ static void __intel_cx0_write(struct drm_i915_private *i915, enum port port, "PHY %c Write %04x failed after %d retries.\n", phy_name(phy), addr, i); } -static void intel_cx0_write(struct drm_i915_private *i915, enum port port, +static void intel_cx0_write(struct intel_encoder *encoder, u8 lane_mask, u16 addr, u8 data, bool committed) { int lane; for_each_cx0_lane_in_mask(lane_mask, lane) - __intel_cx0_write(i915, port, lane, addr, data, committed); + __intel_cx0_write(encoder, lane, addr, data, committed); } -static void intel_c20_sram_write(struct drm_i915_private *i915, enum port port, +static void intel_c20_sram_write(struct intel_encoder *encoder, int lane, u16 addr, u16 data) { + struct drm_i915_private *i915 = to_i915(encoder->base.dev); + assert_dc_off(i915); - intel_cx0_write(i915, port, lane, PHY_C20_WR_ADDRESS_H, addr >> 8, 0); - intel_cx0_write(i915, port, lane, PHY_C20_WR_ADDRESS_L, addr & 0xff, 0); + intel_cx0_write(encoder, lane, PHY_C20_WR_ADDRESS_H, addr >> 8, 0); + intel_cx0_write(encoder, lane, PHY_C20_WR_ADDRESS_L, addr & 0xff, 0); - intel_cx0_write(i915, port, lane, PHY_C20_WR_DATA_H, data >> 8, 0); - intel_cx0_write(i915, port, lane, PHY_C20_WR_DATA_L, data & 0xff, 1); + intel_cx0_write(encoder, lane, PHY_C20_WR_DATA_H, data >> 8, 0); + intel_cx0_write(encoder, lane, PHY_C20_WR_DATA_L, data & 0xff, 1); } -static u16 intel_c20_sram_read(struct drm_i915_private *i915, enum port port, +static u16 intel_c20_sram_read(struct intel_encoder *encoder, int lane, u16 addr) { + struct drm_i915_private *i915 = to_i915(encoder->base.dev); u16 val; assert_dc_off(i915); - intel_cx0_write(i915, port, lane, PHY_C20_RD_ADDRESS_H, addr >> 8, 0); - intel_cx0_write(i915, port, lane, PHY_C20_RD_ADDRESS_L, addr & 0xff, 1); + intel_cx0_write(encoder, lane, PHY_C20_RD_ADDRESS_H, addr >> 8, 0); + intel_cx0_write(encoder, lane, PHY_C20_RD_ADDRESS_L, addr & 0xff, 1); - val = intel_cx0_read(i915, port, lane, PHY_C20_RD_DATA_H); + val = intel_cx0_read(encoder, lane, PHY_C20_RD_DATA_H); val <<= 8; - val |= intel_cx0_read(i915, port, lane, PHY_C20_RD_DATA_L); + val |= intel_cx0_read(encoder, lane, PHY_C20_RD_DATA_L); return val; } -static void __intel_cx0_rmw(struct drm_i915_private *i915, enum port port, +static void __intel_cx0_rmw(struct intel_encoder *encoder, int lane, u16 addr, u8 clear, u8 set, bool committed) { u8 old, val; - old = __intel_cx0_read(i915, port, lane, addr); + old = __intel_cx0_read(encoder, lane, addr); val = (old & ~clear) | set; if (val != old) - __intel_cx0_write(i915, port, lane, addr, val, committed); + __intel_cx0_write(encoder, lane, addr, val, committed); } -static void intel_cx0_rmw(struct drm_i915_private *i915, enum port port, +static void intel_cx0_rmw(struct intel_encoder *encoder, u8 lane_mask, u16 addr, u8 clear, u8 set, bool committed) { u8 lane; for_each_cx0_lane_in_mask(lane_mask, lane) - __intel_cx0_rmw(i915, port, lane, addr, clear, set, committed); + __intel_cx0_rmw(encoder, lane, addr, clear, set, committed); } static u8 intel_c10_get_tx_vboost_lvl(const struct intel_crtc_state *crtc_state) @@ -425,7 +439,7 @@ void intel_cx0_phy_set_signal_levels(struct intel_encoder *encoder, if (intel_tc_port_in_tbt_alt_mode(dig_port)) return; - owned_lane_mask = intel_cx0_get_owned_lane_mask(i915, encoder); + owned_lane_mask = intel_cx0_get_owned_lane_mask(encoder); wakeref = intel_cx0_phy_transaction_begin(encoder); @@ -436,13 +450,13 @@ void intel_cx0_phy_set_signal_levels(struct intel_encoder *encoder, } if (intel_encoder_is_c10phy(encoder)) { - intel_cx0_rmw(i915, encoder->port, owned_lane_mask, PHY_C10_VDR_CONTROL(1), + intel_cx0_rmw(encoder, owned_lane_mask, PHY_C10_VDR_CONTROL(1), 0, C10_VDR_CTRL_MSGBUS_ACCESS, MB_WRITE_COMMITTED); - intel_cx0_rmw(i915, encoder->port, owned_lane_mask, PHY_C10_VDR_CMN(3), + intel_cx0_rmw(encoder, owned_lane_mask, PHY_C10_VDR_CMN(3), C10_CMN3_TXVBOOST_MASK, C10_CMN3_TXVBOOST(intel_c10_get_tx_vboost_lvl(crtc_state)), MB_WRITE_UNCOMMITTED); - intel_cx0_rmw(i915, encoder->port, owned_lane_mask, PHY_C10_VDR_TX(1), + intel_cx0_rmw(encoder, owned_lane_mask, PHY_C10_VDR_TX(1), C10_TX1_TERMCTL_MASK, C10_TX1_TERMCTL(intel_c10_get_tx_term_ctl(crtc_state)), MB_WRITE_COMMITTED); @@ -457,27 +471,27 @@ void intel_cx0_phy_set_signal_levels(struct intel_encoder *encoder, if (!(lane_mask & owned_lane_mask)) continue; - intel_cx0_rmw(i915, encoder->port, lane_mask, PHY_CX0_VDROVRD_CTL(lane, tx, 0), + intel_cx0_rmw(encoder, lane_mask, PHY_CX0_VDROVRD_CTL(lane, tx, 0), C10_PHY_OVRD_LEVEL_MASK, C10_PHY_OVRD_LEVEL(trans->entries[level].snps.pre_cursor), MB_WRITE_COMMITTED); - intel_cx0_rmw(i915, encoder->port, lane_mask, PHY_CX0_VDROVRD_CTL(lane, tx, 1), + intel_cx0_rmw(encoder, lane_mask, PHY_CX0_VDROVRD_CTL(lane, tx, 1), C10_PHY_OVRD_LEVEL_MASK, C10_PHY_OVRD_LEVEL(trans->entries[level].snps.vswing), MB_WRITE_COMMITTED); - intel_cx0_rmw(i915, encoder->port, lane_mask, PHY_CX0_VDROVRD_CTL(lane, tx, 2), + intel_cx0_rmw(encoder, lane_mask, PHY_CX0_VDROVRD_CTL(lane, tx, 2), C10_PHY_OVRD_LEVEL_MASK, C10_PHY_OVRD_LEVEL(trans->entries[level].snps.post_cursor), MB_WRITE_COMMITTED); } /* Write Override enables in 0xD71 */ - intel_cx0_rmw(i915, encoder->port, owned_lane_mask, PHY_C10_VDR_OVRD, + intel_cx0_rmw(encoder, owned_lane_mask, PHY_C10_VDR_OVRD, 0, PHY_C10_VDR_OVRD_TX1 | PHY_C10_VDR_OVRD_TX2, MB_WRITE_COMMITTED); if (intel_encoder_is_c10phy(encoder)) - intel_cx0_rmw(i915, encoder->port, owned_lane_mask, PHY_C10_VDR_CONTROL(1), + intel_cx0_rmw(encoder, owned_lane_mask, PHY_C10_VDR_CONTROL(1), 0, C10_VDR_CTRL_UPDATE_CFG, MB_WRITE_COMMITTED); intel_cx0_phy_transaction_end(encoder, wakeref); @@ -1858,7 +1872,6 @@ static int intel_c10pll_calc_state(struct intel_crtc_state *crtc_state, static void intel_c10pll_readout_hw_state(struct intel_encoder *encoder, struct intel_c10pll_state *pll_state) { - struct drm_i915_private *i915 = to_i915(encoder->base.dev); u8 lane = INTEL_CX0_LANE0; intel_wakeref_t wakeref; int i; @@ -1869,16 +1882,15 @@ static void intel_c10pll_readout_hw_state(struct intel_encoder *encoder, * According to C10 VDR Register programming Sequence we need * to do this to read PHY internal registers from MsgBus. */ - intel_cx0_rmw(i915, encoder->port, lane, PHY_C10_VDR_CONTROL(1), + intel_cx0_rmw(encoder, lane, PHY_C10_VDR_CONTROL(1), 0, C10_VDR_CTRL_MSGBUS_ACCESS, MB_WRITE_COMMITTED); for (i = 0; i < ARRAY_SIZE(pll_state->pll); i++) - pll_state->pll[i] = intel_cx0_read(i915, encoder->port, lane, - PHY_C10_VDR_PLL(i)); + pll_state->pll[i] = intel_cx0_read(encoder, lane, PHY_C10_VDR_PLL(i)); - pll_state->cmn = intel_cx0_read(i915, encoder->port, lane, PHY_C10_VDR_CMN(0)); - pll_state->tx = intel_cx0_read(i915, encoder->port, lane, PHY_C10_VDR_TX(0)); + pll_state->cmn = intel_cx0_read(encoder, lane, PHY_C10_VDR_CMN(0)); + pll_state->tx = intel_cx0_read(encoder, lane, PHY_C10_VDR_TX(0)); intel_cx0_phy_transaction_end(encoder, wakeref); } @@ -1890,28 +1902,28 @@ static void intel_c10_pll_program(struct drm_i915_private *i915, const struct intel_c10pll_state *pll_state = &crtc_state->cx0pll_state.c10; int i; - intel_cx0_rmw(i915, encoder->port, INTEL_CX0_BOTH_LANES, PHY_C10_VDR_CONTROL(1), + intel_cx0_rmw(encoder, INTEL_CX0_BOTH_LANES, PHY_C10_VDR_CONTROL(1), 0, C10_VDR_CTRL_MSGBUS_ACCESS, MB_WRITE_COMMITTED); /* Custom width needs to be programmed to 0 for both the phy lanes */ - intel_cx0_rmw(i915, encoder->port, INTEL_CX0_BOTH_LANES, PHY_C10_VDR_CUSTOM_WIDTH, + intel_cx0_rmw(encoder, INTEL_CX0_BOTH_LANES, PHY_C10_VDR_CUSTOM_WIDTH, C10_VDR_CUSTOM_WIDTH_MASK, C10_VDR_CUSTOM_WIDTH_8_10, MB_WRITE_COMMITTED); - intel_cx0_rmw(i915, encoder->port, INTEL_CX0_BOTH_LANES, PHY_C10_VDR_CONTROL(1), + intel_cx0_rmw(encoder, INTEL_CX0_BOTH_LANES, PHY_C10_VDR_CONTROL(1), 0, C10_VDR_CTRL_UPDATE_CFG, MB_WRITE_COMMITTED); /* Program the pll values only for the master lane */ for (i = 0; i < ARRAY_SIZE(pll_state->pll); i++) - intel_cx0_write(i915, encoder->port, INTEL_CX0_LANE0, PHY_C10_VDR_PLL(i), + intel_cx0_write(encoder, INTEL_CX0_LANE0, PHY_C10_VDR_PLL(i), pll_state->pll[i], (i % 4) ? MB_WRITE_UNCOMMITTED : MB_WRITE_COMMITTED); - intel_cx0_write(i915, encoder->port, INTEL_CX0_LANE0, PHY_C10_VDR_CMN(0), pll_state->cmn, MB_WRITE_COMMITTED); - intel_cx0_write(i915, encoder->port, INTEL_CX0_LANE0, PHY_C10_VDR_TX(0), pll_state->tx, MB_WRITE_COMMITTED); + intel_cx0_write(encoder, INTEL_CX0_LANE0, PHY_C10_VDR_CMN(0), pll_state->cmn, MB_WRITE_COMMITTED); + intel_cx0_write(encoder, INTEL_CX0_LANE0, PHY_C10_VDR_TX(0), pll_state->tx, MB_WRITE_COMMITTED); - intel_cx0_rmw(i915, encoder->port, INTEL_CX0_LANE0, PHY_C10_VDR_CONTROL(1), + intel_cx0_rmw(encoder, INTEL_CX0_LANE0, PHY_C10_VDR_CONTROL(1), 0, C10_VDR_CTRL_MASTER_LANE | C10_VDR_CTRL_UPDATE_CFG, MB_WRITE_COMMITTED); } @@ -2146,7 +2158,6 @@ static int intel_c20pll_calc_port_clock(struct intel_encoder *encoder, static void intel_c20pll_readout_hw_state(struct intel_encoder *encoder, struct intel_c20pll_state *pll_state) { - struct drm_i915_private *i915 = to_i915(encoder->base.dev); bool cntx; intel_wakeref_t wakeref; int i; @@ -2154,25 +2165,25 @@ static void intel_c20pll_readout_hw_state(struct intel_encoder *encoder, wakeref = intel_cx0_phy_transaction_begin(encoder); /* 1. Read current context selection */ - cntx = intel_cx0_read(i915, encoder->port, INTEL_CX0_LANE0, PHY_C20_VDR_CUSTOM_SERDES_RATE) & PHY_C20_CONTEXT_TOGGLE; + cntx = intel_cx0_read(encoder, INTEL_CX0_LANE0, PHY_C20_VDR_CUSTOM_SERDES_RATE) & PHY_C20_CONTEXT_TOGGLE; /* Read Tx configuration */ for (i = 0; i < ARRAY_SIZE(pll_state->tx); i++) { if (cntx) - pll_state->tx[i] = intel_c20_sram_read(i915, encoder->port, INTEL_CX0_LANE0, + pll_state->tx[i] = intel_c20_sram_read(encoder, INTEL_CX0_LANE0, PHY_C20_B_TX_CNTX_CFG(i)); else - pll_state->tx[i] = intel_c20_sram_read(i915, encoder->port, INTEL_CX0_LANE0, + pll_state->tx[i] = intel_c20_sram_read(encoder, INTEL_CX0_LANE0, PHY_C20_A_TX_CNTX_CFG(i)); } /* Read common configuration */ for (i = 0; i < ARRAY_SIZE(pll_state->cmn); i++) { if (cntx) - pll_state->cmn[i] = intel_c20_sram_read(i915, encoder->port, INTEL_CX0_LANE0, + pll_state->cmn[i] = intel_c20_sram_read(encoder, INTEL_CX0_LANE0, PHY_C20_B_CMN_CNTX_CFG(i)); else - pll_state->cmn[i] = intel_c20_sram_read(i915, encoder->port, INTEL_CX0_LANE0, + pll_state->cmn[i] = intel_c20_sram_read(encoder, INTEL_CX0_LANE0, PHY_C20_A_CMN_CNTX_CFG(i)); } @@ -2180,20 +2191,20 @@ static void intel_c20pll_readout_hw_state(struct intel_encoder *encoder, /* MPLLB configuration */ for (i = 0; i < ARRAY_SIZE(pll_state->mpllb); i++) { if (cntx) - pll_state->mpllb[i] = intel_c20_sram_read(i915, encoder->port, INTEL_CX0_LANE0, + pll_state->mpllb[i] = intel_c20_sram_read(encoder, INTEL_CX0_LANE0, PHY_C20_B_MPLLB_CNTX_CFG(i)); else - pll_state->mpllb[i] = intel_c20_sram_read(i915, encoder->port, INTEL_CX0_LANE0, + pll_state->mpllb[i] = intel_c20_sram_read(encoder, INTEL_CX0_LANE0, PHY_C20_A_MPLLB_CNTX_CFG(i)); } } else { /* MPLLA configuration */ for (i = 0; i < ARRAY_SIZE(pll_state->mplla); i++) { if (cntx) - pll_state->mplla[i] = intel_c20_sram_read(i915, encoder->port, INTEL_CX0_LANE0, + pll_state->mplla[i] = intel_c20_sram_read(encoder, INTEL_CX0_LANE0, PHY_C20_B_MPLLA_CNTX_CFG(i)); else - pll_state->mplla[i] = intel_c20_sram_read(i915, encoder->port, INTEL_CX0_LANE0, + pll_state->mplla[i] = intel_c20_sram_read(encoder, INTEL_CX0_LANE0, PHY_C20_A_MPLLA_CNTX_CFG(i)); } } @@ -2335,7 +2346,7 @@ static void intel_c20_pll_program(struct drm_i915_private *i915, dp = true; /* 1. Read current context selection */ - cntx = intel_cx0_read(i915, encoder->port, INTEL_CX0_LANE0, PHY_C20_VDR_CUSTOM_SERDES_RATE) & BIT(0); + cntx = intel_cx0_read(encoder, INTEL_CX0_LANE0, PHY_C20_VDR_CUSTOM_SERDES_RATE) & BIT(0); /* * 2. If there is a protocol switch from HDMI to DP or vice versa, clear @@ -2344,7 +2355,7 @@ static void intel_c20_pll_program(struct drm_i915_private *i915, */ if (intel_c20_protocol_switch_valid(encoder)) { for (i = 0; i < 4; i++) - intel_c20_sram_write(i915, encoder->port, INTEL_CX0_LANE0, RAWLANEAONX_DIG_TX_MPLLB_CAL_DONE_BANK(i), 0); + intel_c20_sram_write(encoder, INTEL_CX0_LANE0, RAWLANEAONX_DIG_TX_MPLLB_CAL_DONE_BANK(i), 0); usleep_range(4000, 4100); } @@ -2352,63 +2363,63 @@ static void intel_c20_pll_program(struct drm_i915_private *i915, /* 3.1 Tx configuration */ for (i = 0; i < ARRAY_SIZE(pll_state->tx); i++) { if (cntx) - intel_c20_sram_write(i915, encoder->port, INTEL_CX0_LANE0, PHY_C20_A_TX_CNTX_CFG(i), pll_state->tx[i]); + intel_c20_sram_write(encoder, INTEL_CX0_LANE0, PHY_C20_A_TX_CNTX_CFG(i), pll_state->tx[i]); else - intel_c20_sram_write(i915, encoder->port, INTEL_CX0_LANE0, PHY_C20_B_TX_CNTX_CFG(i), pll_state->tx[i]); + intel_c20_sram_write(encoder, INTEL_CX0_LANE0, PHY_C20_B_TX_CNTX_CFG(i), pll_state->tx[i]); } /* 3.2 common configuration */ for (i = 0; i < ARRAY_SIZE(pll_state->cmn); i++) { if (cntx) - intel_c20_sram_write(i915, encoder->port, INTEL_CX0_LANE0, PHY_C20_A_CMN_CNTX_CFG(i), pll_state->cmn[i]); + intel_c20_sram_write(encoder, INTEL_CX0_LANE0, PHY_C20_A_CMN_CNTX_CFG(i), pll_state->cmn[i]); else - intel_c20_sram_write(i915, encoder->port, INTEL_CX0_LANE0, PHY_C20_B_CMN_CNTX_CFG(i), pll_state->cmn[i]); + intel_c20_sram_write(encoder, INTEL_CX0_LANE0, PHY_C20_B_CMN_CNTX_CFG(i), pll_state->cmn[i]); } /* 3.3 mpllb or mplla configuration */ if (intel_c20phy_use_mpllb(pll_state)) { for (i = 0; i < ARRAY_SIZE(pll_state->mpllb); i++) { if (cntx) - intel_c20_sram_write(i915, encoder->port, INTEL_CX0_LANE0, + intel_c20_sram_write(encoder, INTEL_CX0_LANE0, PHY_C20_A_MPLLB_CNTX_CFG(i), pll_state->mpllb[i]); else - intel_c20_sram_write(i915, encoder->port, INTEL_CX0_LANE0, + intel_c20_sram_write(encoder, INTEL_CX0_LANE0, PHY_C20_B_MPLLB_CNTX_CFG(i), pll_state->mpllb[i]); } } else { for (i = 0; i < ARRAY_SIZE(pll_state->mplla); i++) { if (cntx) - intel_c20_sram_write(i915, encoder->port, INTEL_CX0_LANE0, + intel_c20_sram_write(encoder, INTEL_CX0_LANE0, PHY_C20_A_MPLLA_CNTX_CFG(i), pll_state->mplla[i]); else - intel_c20_sram_write(i915, encoder->port, INTEL_CX0_LANE0, + intel_c20_sram_write(encoder, INTEL_CX0_LANE0, PHY_C20_B_MPLLA_CNTX_CFG(i), pll_state->mplla[i]); } } /* 4. Program custom width to match the link protocol */ - intel_cx0_rmw(i915, encoder->port, lane, PHY_C20_VDR_CUSTOM_WIDTH, + intel_cx0_rmw(encoder, lane, PHY_C20_VDR_CUSTOM_WIDTH, PHY_C20_CUSTOM_WIDTH_MASK, PHY_C20_CUSTOM_WIDTH(intel_get_c20_custom_width(clock, dp)), MB_WRITE_COMMITTED); /* 5. For DP or 6. For HDMI */ if (dp) { - intel_cx0_rmw(i915, encoder->port, lane, PHY_C20_VDR_CUSTOM_SERDES_RATE, + intel_cx0_rmw(encoder, lane, PHY_C20_VDR_CUSTOM_SERDES_RATE, BIT(6) | PHY_C20_CUSTOM_SERDES_MASK, BIT(6) | PHY_C20_CUSTOM_SERDES(intel_c20_get_dp_rate(clock)), MB_WRITE_COMMITTED); } else { - intel_cx0_rmw(i915, encoder->port, lane, PHY_C20_VDR_CUSTOM_SERDES_RATE, + intel_cx0_rmw(encoder, lane, PHY_C20_VDR_CUSTOM_SERDES_RATE, BIT(7) | PHY_C20_CUSTOM_SERDES_MASK, is_hdmi_frl(clock) ? BIT(7) : 0, MB_WRITE_COMMITTED); - intel_cx0_write(i915, encoder->port, INTEL_CX0_BOTH_LANES, PHY_C20_VDR_HDMI_RATE, + intel_cx0_write(encoder, INTEL_CX0_BOTH_LANES, PHY_C20_VDR_HDMI_RATE, intel_c20_get_hdmi_rate(clock), MB_WRITE_COMMITTED); } @@ -2417,7 +2428,7 @@ static void intel_c20_pll_program(struct drm_i915_private *i915, * 7. Write Vendor specific registers to toggle context setting to load * the updated programming toggle context bit */ - intel_cx0_rmw(i915, encoder->port, lane, PHY_C20_VDR_CUSTOM_SERDES_RATE, + intel_cx0_rmw(encoder, lane, PHY_C20_VDR_CUSTOM_SERDES_RATE, BIT(0), cntx ? 0 : 1, MB_WRITE_COMMITTED); } @@ -2505,11 +2516,12 @@ static u32 intel_cx0_get_powerdown_state(u8 lane_mask, u8 state) return val; } -static void intel_cx0_powerdown_change_sequence(struct drm_i915_private *i915, - enum port port, +static void intel_cx0_powerdown_change_sequence(struct intel_encoder *encoder, u8 lane_mask, u8 state) { - enum phy phy = intel_port_to_phy(i915, port); + struct drm_i915_private *i915 = to_i915(encoder->base.dev); + enum port port = encoder->port; + enum phy phy = intel_encoder_to_phy(encoder); i915_reg_t buf_ctl2_reg = XELPDP_PORT_BUF_CTL2(i915, port); int lane; @@ -2525,7 +2537,7 @@ static void intel_cx0_powerdown_change_sequence(struct drm_i915_private *i915, drm_dbg_kms(&i915->drm, "PHY %c Timeout waiting for previous transaction to complete. Reset the bus.\n", phy_name(phy)); - intel_cx0_bus_reset(i915, port, lane); + intel_cx0_bus_reset(encoder, lane); } intel_de_rmw(i915, buf_ctl2_reg, @@ -2540,8 +2552,11 @@ static void intel_cx0_powerdown_change_sequence(struct drm_i915_private *i915, phy_name(phy), XELPDP_PORT_RESET_START_TIMEOUT_US); } -static void intel_cx0_setup_powerdown(struct drm_i915_private *i915, enum port port) +static void intel_cx0_setup_powerdown(struct intel_encoder *encoder) { + struct drm_i915_private *i915 = to_i915(encoder->base.dev); + enum port port = encoder->port; + intel_de_rmw(i915, XELPDP_PORT_BUF_CTL2(i915, port), XELPDP_POWER_STATE_READY_MASK, XELPDP_POWER_STATE_READY(CX0_P2_STATE_READY)); @@ -2574,13 +2589,13 @@ static u32 intel_cx0_get_pclk_refclk_ack(u8 lane_mask) return val; } -static void intel_cx0_phy_lane_reset(struct drm_i915_private *i915, - struct intel_encoder *encoder, +static void intel_cx0_phy_lane_reset(struct intel_encoder *encoder, bool lane_reversal) { + struct drm_i915_private *i915 = to_i915(encoder->base.dev); enum port port = encoder->port; - enum phy phy = intel_port_to_phy(i915, port); - u8 owned_lane_mask = intel_cx0_get_owned_lane_mask(i915, encoder); + enum phy phy = intel_encoder_to_phy(encoder); + u8 owned_lane_mask = intel_cx0_get_owned_lane_mask(encoder); u8 lane_mask = lane_reversal ? INTEL_CX0_LANE1 : INTEL_CX0_LANE0; u32 lane_pipe_reset = owned_lane_mask == INTEL_CX0_BOTH_LANES ? XELPDP_LANE_PIPE_RESET(0) | XELPDP_LANE_PIPE_RESET(1) @@ -2617,9 +2632,9 @@ static void intel_cx0_phy_lane_reset(struct drm_i915_private *i915, drm_warn(&i915->drm, "PHY %c failed to request refclk after %dus.\n", phy_name(phy), XELPDP_REFCLK_ENABLE_TIMEOUT_US); - intel_cx0_powerdown_change_sequence(i915, port, INTEL_CX0_BOTH_LANES, + intel_cx0_powerdown_change_sequence(encoder, INTEL_CX0_BOTH_LANES, CX0_P2_STATE_RESET); - intel_cx0_setup_powerdown(i915, port); + intel_cx0_setup_powerdown(encoder); intel_de_rmw(i915, XELPDP_PORT_BUF_CTL2(i915, port), lane_pipe_reset, 0); @@ -2637,11 +2652,10 @@ static void intel_cx0_program_phy_lane(struct drm_i915_private *i915, int i; u8 disables; bool dp_alt_mode = intel_tc_port_in_dp_alt_mode(enc_to_dig_port(encoder)); - u8 owned_lane_mask = intel_cx0_get_owned_lane_mask(i915, encoder); - enum port port = encoder->port; + u8 owned_lane_mask = intel_cx0_get_owned_lane_mask(encoder); if (intel_encoder_is_c10phy(encoder)) - intel_cx0_rmw(i915, port, owned_lane_mask, + intel_cx0_rmw(encoder, owned_lane_mask, PHY_C10_VDR_CONTROL(1), 0, C10_VDR_CTRL_MSGBUS_ACCESS, MB_WRITE_COMMITTED); @@ -2663,14 +2677,14 @@ static void intel_cx0_program_phy_lane(struct drm_i915_private *i915, if (!(owned_lane_mask & lane_mask)) continue; - intel_cx0_rmw(i915, port, lane_mask, PHY_CX0_TX_CONTROL(tx, 2), + intel_cx0_rmw(encoder, lane_mask, PHY_CX0_TX_CONTROL(tx, 2), CONTROL2_DISABLE_SINGLE_TX, disables & BIT(i) ? CONTROL2_DISABLE_SINGLE_TX : 0, MB_WRITE_COMMITTED); } if (intel_encoder_is_c10phy(encoder)) - intel_cx0_rmw(i915, port, owned_lane_mask, + intel_cx0_rmw(encoder, owned_lane_mask, PHY_C10_VDR_CONTROL(1), 0, C10_VDR_CTRL_UPDATE_CFG, MB_WRITE_COMMITTED); @@ -2702,7 +2716,7 @@ static void intel_cx0pll_enable(struct intel_encoder *encoder, const struct intel_crtc_state *crtc_state) { struct drm_i915_private *i915 = to_i915(encoder->base.dev); - enum phy phy = intel_port_to_phy(i915, encoder->port); + enum phy phy = intel_encoder_to_phy(encoder); struct intel_digital_port *dig_port = enc_to_dig_port(encoder); bool lane_reversal = dig_port->saved_port_bits & DDI_BUF_PORT_REVERSAL; u8 maxpclk_lane = lane_reversal ? INTEL_CX0_LANE1 : @@ -2716,13 +2730,13 @@ static void intel_cx0pll_enable(struct intel_encoder *encoder, intel_program_port_clock_ctl(encoder, crtc_state, lane_reversal); /* 2. Bring PHY out of reset. */ - intel_cx0_phy_lane_reset(i915, encoder, lane_reversal); + intel_cx0_phy_lane_reset(encoder, lane_reversal); /* * 3. Change Phy power state to Ready. * TODO: For DP alt mode use only one lane. */ - intel_cx0_powerdown_change_sequence(i915, encoder->port, INTEL_CX0_BOTH_LANES, + intel_cx0_powerdown_change_sequence(encoder, INTEL_CX0_BOTH_LANES, CX0_P2_STATE_READY); /* @@ -2828,7 +2842,7 @@ static void intel_mtl_tbt_pll_enable(struct intel_encoder *encoder, const struct intel_crtc_state *crtc_state) { struct drm_i915_private *i915 = to_i915(encoder->base.dev); - enum phy phy = intel_port_to_phy(i915, encoder->port); + enum phy phy = intel_encoder_to_phy(encoder); u32 val = 0; /* @@ -2889,12 +2903,12 @@ void intel_mtl_pll_enable(struct intel_encoder *encoder, static void intel_cx0pll_disable(struct intel_encoder *encoder) { struct drm_i915_private *i915 = to_i915(encoder->base.dev); - enum phy phy = intel_port_to_phy(i915, encoder->port); + enum phy phy = intel_encoder_to_phy(encoder); bool is_c10 = intel_encoder_is_c10phy(encoder); intel_wakeref_t wakeref = intel_cx0_phy_transaction_begin(encoder); /* 1. Change owned PHY lane power to Disable state. */ - intel_cx0_powerdown_change_sequence(i915, encoder->port, INTEL_CX0_BOTH_LANES, + intel_cx0_powerdown_change_sequence(encoder, INTEL_CX0_BOTH_LANES, is_c10 ? CX0_P2PG_STATE_DISABLE : CX0_P4PG_STATE_DISABLE); @@ -2941,7 +2955,7 @@ static void intel_cx0pll_disable(struct intel_encoder *encoder) static void intel_mtl_tbt_pll_disable(struct intel_encoder *encoder) { struct drm_i915_private *i915 = to_i915(encoder->base.dev); - enum phy phy = intel_port_to_phy(i915, encoder->port); + enum phy phy = intel_encoder_to_phy(encoder); /* * 1. Follow the Display Voltage Frequency Switching Sequence Before -- cgit From d437099ab21cd4c6ce5d578b765df642d759c929 Mon Sep 17 00:00:00 2001 From: José Roberto de Souza Date: Wed, 20 Mar 2024 14:05:47 -0700 Subject: drm/i915: Do not print 'pxp init failed with 0' when it succeed MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit It is misleading, if the intention was to also print something in case it succeed it should have a different string. Cc: Alan Previn Signed-off-by: José Roberto de Souza Fixes: 698e19da2914 ("drm/i915: Skip pxp init if gt is wedged") Reviewed-by: Jani Nikula Link: https://patchwork.freedesktop.org/patch/msgid/20240320210547.71937-1-jose.souza@intel.com --- drivers/gpu/drm/i915/i915_driver.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/i915_driver.c b/drivers/gpu/drm/i915/i915_driver.c index 9ee902d5b72c..4b9233c07a22 100644 --- a/drivers/gpu/drm/i915/i915_driver.c +++ b/drivers/gpu/drm/i915/i915_driver.c @@ -800,7 +800,7 @@ int i915_driver_probe(struct pci_dev *pdev, const struct pci_device_id *ent) goto out_cleanup_modeset2; ret = intel_pxp_init(i915); - if (ret != -ENODEV) + if (ret && ret != -ENODEV) drm_dbg(&i915->drm, "pxp init failed with %d\n", ret); ret = intel_display_driver_probe(i915); -- cgit From 32ccf92cb6e234ccf8c31fec928380f64958c9d6 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Thu, 21 Mar 2024 18:18:02 +0200 Subject: drm/i915/bios: s/dpfs/dfps/ MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit We've misspelled the VBT DFPS (dynamic frames per second) field as DPFS. Fix it. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240321161806.31714-2-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_vbt_defs.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/display/intel_vbt_defs.h b/drivers/gpu/drm/i915/display/intel_vbt_defs.h index 648934fcd123..f2506b0be790 100644 --- a/drivers/gpu/drm/i915/display/intel_vbt_defs.h +++ b/drivers/gpu/drm/i915/display/intel_vbt_defs.h @@ -614,7 +614,7 @@ struct bdb_driver_features { u16 tbt_enabled:1; /* 165+ */ u16 psr_enabled:1; /* 165-227 */ u16 ips_enabled:1; /* 165+ */ - u16 dpfs_enabled:1; /* 165+ */ + u16 dfps_enabled:1; /* 165+ */ u16 dmrrs_enabled:1; /* 174-227 */ u16 adt_enabled:1; /* ???-228 */ u16 hpd_wake:1; /* 201-240 */ -- cgit From 1d15f06dc53e829ee2d6ca5b969ce2a10de25382 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Thu, 21 Mar 2024 18:18:03 +0200 Subject: drm/i915/bios: Update VBT driver feature block version numbers MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit While the spec does claim that most of the driver feature flags start from BDB version 165, reality and some VBIOS code disagrees. The VBIOS code says it starts from version 159, and my ILK with version 162 definitely has these things already in its VBT. Update the version number comments to say 159+ for all the bits that seem relevant for pre-hsw hardware. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240321161806.31714-3-ville.syrjala@linux.intel.com Acked-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_vbt_defs.h | 20 ++++++++++---------- 1 file changed, 10 insertions(+), 10 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_vbt_defs.h b/drivers/gpu/drm/i915/display/intel_vbt_defs.h index f2506b0be790..24583b455f2d 100644 --- a/drivers/gpu/drm/i915/display/intel_vbt_defs.h +++ b/drivers/gpu/drm/i915/display/intel_vbt_defs.h @@ -603,22 +603,22 @@ struct bdb_driver_features { u8 custom_vbt_version; /* 155+ */ /* Driver Feature Flags */ - u16 rmpm_enabled:1; /* 165+ */ - u16 s2ddt_enabled:1; /* 165+ */ - u16 dpst_enabled:1; /* 165-227 */ - u16 bltclt_enabled:1; /* 165+ */ - u16 adb_enabled:1; /* 165-227 */ - u16 drrs_enabled:1; /* 165-227 */ - u16 grs_enabled:1; /* 165+ */ - u16 gpmt_enabled:1; /* 165+ */ - u16 tbt_enabled:1; /* 165+ */ + u16 rmpm_enabled:1; /* 159+ */ + u16 s2ddt_enabled:1; /* 159+ */ + u16 dpst_enabled:1; /* 159-227 */ + u16 bltclt_enabled:1; /* 159+ */ + u16 adb_enabled:1; /* 159-227 */ + u16 drrs_enabled:1; /* 159-227 */ + u16 grs_enabled:1; /* 159+ */ + u16 gpmt_enabled:1; /* 159+ */ + u16 tbt_enabled:1; /* 159+ */ u16 psr_enabled:1; /* 165-227 */ u16 ips_enabled:1; /* 165+ */ u16 dfps_enabled:1; /* 165+ */ u16 dmrrs_enabled:1; /* 174-227 */ u16 adt_enabled:1; /* ???-228 */ u16 hpd_wake:1; /* 201-240 */ - u16 pc_feature_valid:1; + u16 pc_feature_valid:1; /* 159+ */ } __packed; /* -- cgit From 8dac271521f2a6cc13a2e5fd81c44593dee18e51 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Thu, 21 Mar 2024 18:18:04 +0200 Subject: drm/i915/bios: Add the old DPST field into VBT LFP power block MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit According to some VBIOS sources the LFP power block used to have a single bit for DPST support. In version 159 that bit got moved into the driver features block, and then in version 228 back into the LFP power block (but this time as a per-panel thing). We have definitions for the last two, but not the original bit. Define it as well. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240321161806.31714-4-ville.syrjala@linux.intel.com Acked-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_vbt_defs.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/display/intel_vbt_defs.h b/drivers/gpu/drm/i915/display/intel_vbt_defs.h index 24583b455f2d..5da8ae407dfd 100644 --- a/drivers/gpu/drm/i915/display/intel_vbt_defs.h +++ b/drivers/gpu/drm/i915/display/intel_vbt_defs.h @@ -918,7 +918,7 @@ struct bdb_lfp_backlight_data { * Block 44 - LFP Power Conservation Features Block */ struct lfp_power_features { - u8 reserved1:1; + u8 dpst_support:1; /* ???-159 */ u8 power_conservation_pref:3; u8 reserved2:1; u8 lace_enabled_status:1; /* 210+ */ -- cgit From 79decf6635bd648d652c0884783343273544b91e Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Thu, 21 Mar 2024 18:18:05 +0200 Subject: drm/i915/bios: Define the (obsolete) backlight i2c VBT stuff MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The VBT backlight entries include various fields for i2c controlled backlights. These have been obsoleted at some unknown point in time, but let's define them anyway so that we have a full picture of what has been in there. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240321161806.31714-5-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_vbt_defs.h | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_vbt_defs.h b/drivers/gpu/drm/i915/display/intel_vbt_defs.h index 5da8ae407dfd..bcd1b239eb65 100644 --- a/drivers/gpu/drm/i915/display/intel_vbt_defs.h +++ b/drivers/gpu/drm/i915/display/intel_vbt_defs.h @@ -881,11 +881,12 @@ struct bdb_lvds_lfp_data_tail { struct lfp_backlight_data_entry { u8 type:2; u8 active_low_pwm:1; - u8 obsolete1:5; + u8 i2c_pin:3; /* obsolete since ? */ + u8 i2c_speed:2; /* obsolete since ? */ u16 pwm_freq_hz; u8 min_brightness; /* ???-233 */ - u8 obsolete2; - u8 obsolete3; + u8 i2c_address; /* obsolete since ? */ + u8 i2c_command; /* obsolete since ? */ } __packed; struct lfp_backlight_control_method { -- cgit From 962601ac4c7812a207adc70a1b4dbd3b4cea3c1e Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Thu, 21 Mar 2024 18:18:06 +0200 Subject: drm/i915/bios: Pimp the VBT backlight data BDB version comments MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Add the missing BDB version number information for some of the backlight fields in VBT. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240321161806.31714-6-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_vbt_defs.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_vbt_defs.h b/drivers/gpu/drm/i915/display/intel_vbt_defs.h index bcd1b239eb65..3815aa21d19f 100644 --- a/drivers/gpu/drm/i915/display/intel_vbt_defs.h +++ b/drivers/gpu/drm/i915/display/intel_vbt_defs.h @@ -907,8 +907,8 @@ struct lfp_brightness_level { struct bdb_lfp_backlight_data { u8 entry_size; struct lfp_backlight_data_entry data[16]; - u8 level[16]; /* ???-233 */ - struct lfp_backlight_control_method backlight_control[16]; + u8 level[16]; /* 162-233 */ + struct lfp_backlight_control_method backlight_control[16]; /* 191+ */ struct lfp_brightness_level brightness_level[16]; /* 234+ */ struct lfp_brightness_level brightness_min_level[16]; /* 234+ */ u8 brightness_precision_bits[16]; /* 236+ */ -- cgit From cb4046d289bd31e7b4ba57221f49003b2a167af3 Mon Sep 17 00:00:00 2001 From: Lucas De Marchi Date: Tue, 19 Mar 2024 23:02:58 -0700 Subject: drm/i915: Drop dead code for xehpsdv PCI IDs for XEHPSDV were never added and platform always marked with force_probe. Drop what's not used and rename some places to either be xehp or dg2, depending on the platform/IP checks. The registers not used anymore are also removed. Reviewed-by: Rodrigo Vivi Acked-by: Tvrtko Ursulin Link: https://patchwork.freedesktop.org/patch/msgid/20240320060543.4034215-2-lucas.demarchi@intel.com Signed-off-by: Lucas De Marchi --- Documentation/gpu/rfc/i915_vm_bind.h | 11 ++- drivers/gpu/drm/i915/gt/gen8_ppgtt.c | 40 +++++----- drivers/gpu/drm/i915/gt/intel_gsc.c | 15 ---- drivers/gpu/drm/i915/gt/intel_gt_mcr.c | 20 +---- drivers/gpu/drm/i915/gt/intel_gt_regs.h | 50 ------------ drivers/gpu/drm/i915/gt/intel_gt_sysfs_pm.c | 21 ++--- drivers/gpu/drm/i915/gt/intel_lrc.c | 43 ---------- drivers/gpu/drm/i915/gt/intel_migrate.c | 18 ++--- drivers/gpu/drm/i915/gt/intel_mocs.c | 31 -------- drivers/gpu/drm/i915/gt/intel_rps.c | 2 - drivers/gpu/drm/i915/gt/intel_workarounds.c | 95 ----------------------- drivers/gpu/drm/i915/gt/uc/intel_uc.c | 4 +- drivers/gpu/drm/i915/i915_drv.h | 4 - drivers/gpu/drm/i915/i915_hwmon.c | 6 -- drivers/gpu/drm/i915/i915_pci.c | 17 ---- drivers/gpu/drm/i915/i915_perf.c | 11 ++- drivers/gpu/drm/i915/i915_reg.h | 3 +- drivers/gpu/drm/i915/intel_clock_gating.c | 10 --- drivers/gpu/drm/i915/intel_device_info.c | 1 - drivers/gpu/drm/i915/intel_device_info.h | 1 - drivers/gpu/drm/i915/intel_step.c | 10 --- drivers/gpu/drm/i915/intel_uncore.c | 23 ++---- drivers/gpu/drm/i915/selftests/intel_uncore.c | 1 - drivers/gpu/drm/xe/compat-i915-headers/i915_drv.h | 2 - 24 files changed, 55 insertions(+), 384 deletions(-) diff --git a/Documentation/gpu/rfc/i915_vm_bind.h b/Documentation/gpu/rfc/i915_vm_bind.h index 8a8fcd4fceac..bc26dc126104 100644 --- a/Documentation/gpu/rfc/i915_vm_bind.h +++ b/Documentation/gpu/rfc/i915_vm_bind.h @@ -93,12 +93,11 @@ struct drm_i915_gem_timeline_fence { * Multiple VA mappings can be created to the same section of the object * (aliasing). * - * The @start, @offset and @length must be 4K page aligned. However the DG2 - * and XEHPSDV has 64K page size for device local memory and has compact page - * table. On those platforms, for binding device local-memory objects, the - * @start, @offset and @length must be 64K aligned. Also, UMDs should not mix - * the local memory 64K page and the system memory 4K page bindings in the same - * 2M range. + * The @start, @offset and @length must be 4K page aligned. However the DG2 has + * 64K page size for device local memory and has compact page table. On that + * platform, for binding device local-memory objects, the @start, @offset and + * @length must be 64K aligned. Also, UMDs should not mix the local memory 64K + * page and the system memory 4K page bindings in the same 2M range. * * Error code -EINVAL will be returned if @start, @offset and @length are not * properly aligned. In version 1 (See I915_PARAM_VM_BIND_VERSION), error code diff --git a/drivers/gpu/drm/i915/gt/gen8_ppgtt.c b/drivers/gpu/drm/i915/gt/gen8_ppgtt.c index fa46d2308b0e..1bd0e041e15c 100644 --- a/drivers/gpu/drm/i915/gt/gen8_ppgtt.c +++ b/drivers/gpu/drm/i915/gt/gen8_ppgtt.c @@ -500,11 +500,11 @@ gen8_ppgtt_insert_pte(struct i915_ppgtt *ppgtt, } static void -xehpsdv_ppgtt_insert_huge(struct i915_address_space *vm, - struct i915_vma_resource *vma_res, - struct sgt_dma *iter, - unsigned int pat_index, - u32 flags) +xehp_ppgtt_insert_huge(struct i915_address_space *vm, + struct i915_vma_resource *vma_res, + struct sgt_dma *iter, + unsigned int pat_index, + u32 flags) { const gen8_pte_t pte_encode = vm->pte_encode(0, pat_index, flags); unsigned int rem = sg_dma_len(iter->sg); @@ -741,8 +741,8 @@ static void gen8_ppgtt_insert(struct i915_address_space *vm, struct sgt_dma iter = sgt_dma(vma_res); if (vma_res->bi.page_sizes.sg > I915_GTT_PAGE_SIZE) { - if (GRAPHICS_VER_FULL(vm->i915) >= IP_VER(12, 50)) - xehpsdv_ppgtt_insert_huge(vm, vma_res, &iter, pat_index, flags); + if (GRAPHICS_VER_FULL(vm->i915) >= IP_VER(12, 55)) + xehp_ppgtt_insert_huge(vm, vma_res, &iter, pat_index, flags); else gen8_ppgtt_insert_huge(vm, vma_res, &iter, pat_index, flags); } else { @@ -781,11 +781,11 @@ static void gen8_ppgtt_insert_entry(struct i915_address_space *vm, drm_clflush_virt_range(&vaddr[gen8_pd_index(idx, 0)], sizeof(*vaddr)); } -static void __xehpsdv_ppgtt_insert_entry_lm(struct i915_address_space *vm, - dma_addr_t addr, - u64 offset, - unsigned int pat_index, - u32 flags) +static void xehp_ppgtt_insert_entry_lm(struct i915_address_space *vm, + dma_addr_t addr, + u64 offset, + unsigned int pat_index, + u32 flags) { u64 idx = offset >> GEN8_PTE_SHIFT; struct i915_page_directory * const pdp = @@ -810,15 +810,15 @@ static void __xehpsdv_ppgtt_insert_entry_lm(struct i915_address_space *vm, vaddr[gen8_pd_index(idx, 0) / 16] = vm->pte_encode(addr, pat_index, flags); } -static void xehpsdv_ppgtt_insert_entry(struct i915_address_space *vm, - dma_addr_t addr, - u64 offset, - unsigned int pat_index, - u32 flags) +static void xehp_ppgtt_insert_entry(struct i915_address_space *vm, + dma_addr_t addr, + u64 offset, + unsigned int pat_index, + u32 flags) { if (flags & PTE_LM) - return __xehpsdv_ppgtt_insert_entry_lm(vm, addr, offset, - pat_index, flags); + return xehp_ppgtt_insert_entry_lm(vm, addr, offset, + pat_index, flags); return gen8_ppgtt_insert_entry(vm, addr, offset, pat_index, flags); } @@ -1042,7 +1042,7 @@ struct i915_ppgtt *gen8_ppgtt_create(struct intel_gt *gt, ppgtt->vm.bind_async_flags = I915_VMA_LOCAL_BIND; ppgtt->vm.insert_entries = gen8_ppgtt_insert; if (HAS_64K_PAGES(gt->i915)) - ppgtt->vm.insert_page = xehpsdv_ppgtt_insert_entry; + ppgtt->vm.insert_page = xehp_ppgtt_insert_entry; else ppgtt->vm.insert_page = gen8_ppgtt_insert_entry; ppgtt->vm.allocate_va_range = gen8_ppgtt_alloc; diff --git a/drivers/gpu/drm/i915/gt/intel_gsc.c b/drivers/gpu/drm/i915/gt/intel_gsc.c index 6d440de8ba01..1e925c75fb08 100644 --- a/drivers/gpu/drm/i915/gt/intel_gsc.c +++ b/drivers/gpu/drm/i915/gt/intel_gsc.c @@ -103,19 +103,6 @@ static const struct gsc_def gsc_def_dg1[] = { } }; -static const struct gsc_def gsc_def_xehpsdv[] = { - { - /* HECI1 not enabled on the device. */ - }, - { - .name = "mei-gscfi", - .bar = DG1_GSC_HECI2_BASE, - .bar_size = GSC_BAR_LENGTH, - .use_polling = true, - .slow_firmware = true, - } -}; - static const struct gsc_def gsc_def_dg2[] = { { .name = "mei-gsc", @@ -188,8 +175,6 @@ static void gsc_init_one(struct drm_i915_private *i915, struct intel_gsc *gsc, if (IS_DG1(i915)) { def = &gsc_def_dg1[intf_id]; - } else if (IS_XEHPSDV(i915)) { - def = &gsc_def_xehpsdv[intf_id]; } else if (IS_DG2(i915)) { def = &gsc_def_dg2[intf_id]; } else { diff --git a/drivers/gpu/drm/i915/gt/intel_gt_mcr.c b/drivers/gpu/drm/i915/gt/intel_gt_mcr.c index e253750a51c5..5a2bd8de155a 100644 --- a/drivers/gpu/drm/i915/gt/intel_gt_mcr.c +++ b/drivers/gpu/drm/i915/gt/intel_gt_mcr.c @@ -57,24 +57,12 @@ static const struct intel_mmio_range icl_l3bank_steering_table[] = { * are of a "GAM" subclass that has special rules. Thus we use a separate * GAM table farther down for those. */ -static const struct intel_mmio_range xehpsdv_mslice_steering_table[] = { +static const struct intel_mmio_range dg2_mslice_steering_table[] = { { 0x00DD00, 0x00DDFF }, { 0x00E900, 0x00FFFF }, /* 0xEA00 - OxEFFF is unused */ {}, }; -static const struct intel_mmio_range xehpsdv_gam_steering_table[] = { - { 0x004000, 0x004AFF }, - { 0x00C800, 0x00CFFF }, - {}, -}; - -static const struct intel_mmio_range xehpsdv_lncf_steering_table[] = { - { 0x00B000, 0x00B0FF }, - { 0x00D800, 0x00D8FF }, - {}, -}; - static const struct intel_mmio_range dg2_lncf_steering_table[] = { { 0x00B000, 0x00B0FF }, { 0x00D880, 0x00D8FF }, @@ -188,17 +176,13 @@ void intel_gt_mcr_init(struct intel_gt *gt) } else if (IS_PONTEVECCHIO(i915)) { gt->steering_table[INSTANCE0] = pvc_instance0_steering_table; } else if (IS_DG2(i915)) { - gt->steering_table[MSLICE] = xehpsdv_mslice_steering_table; + gt->steering_table[MSLICE] = dg2_mslice_steering_table; gt->steering_table[LNCF] = dg2_lncf_steering_table; /* * No need to hook up the GAM table since it has a dedicated * steering control register on DG2 and can use implicit * steering. */ - } else if (IS_XEHPSDV(i915)) { - gt->steering_table[MSLICE] = xehpsdv_mslice_steering_table; - gt->steering_table[LNCF] = xehpsdv_lncf_steering_table; - gt->steering_table[GAM] = xehpsdv_gam_steering_table; } else if (GRAPHICS_VER(i915) >= 11 && GRAPHICS_VER_FULL(i915) < IP_VER(12, 50)) { gt->steering_table[L3BANK] = icl_l3bank_steering_table; diff --git a/drivers/gpu/drm/i915/gt/intel_gt_regs.h b/drivers/gpu/drm/i915/gt/intel_gt_regs.h index 50962cfd1353..919c07903767 100644 --- a/drivers/gpu/drm/i915/gt/intel_gt_regs.h +++ b/drivers/gpu/drm/i915/gt/intel_gt_regs.h @@ -718,44 +718,11 @@ #define UNSLICE_UNIT_LEVEL_CLKGATE _MMIO(0x9434) #define VFUNIT_CLKGATE_DIS REG_BIT(20) -#define TSGUNIT_CLKGATE_DIS REG_BIT(17) /* XEHPSDV */ #define CG3DDISCFEG_CLKGATE_DIS REG_BIT(17) /* DG2 */ #define GAMEDIA_CLKGATE_DIS REG_BIT(11) #define HSUNIT_CLKGATE_DIS REG_BIT(8) #define VSUNIT_CLKGATE_DIS REG_BIT(3) -#define UNSLCGCTL9440 _MMIO(0x9440) -#define GAMTLBOACS_CLKGATE_DIS REG_BIT(28) -#define GAMTLBVDBOX5_CLKGATE_DIS REG_BIT(27) -#define GAMTLBVDBOX6_CLKGATE_DIS REG_BIT(26) -#define GAMTLBVDBOX3_CLKGATE_DIS REG_BIT(24) -#define GAMTLBVDBOX4_CLKGATE_DIS REG_BIT(23) -#define GAMTLBVDBOX7_CLKGATE_DIS REG_BIT(22) -#define GAMTLBVDBOX2_CLKGATE_DIS REG_BIT(21) -#define GAMTLBVDBOX0_CLKGATE_DIS REG_BIT(17) -#define GAMTLBKCR_CLKGATE_DIS REG_BIT(16) -#define GAMTLBGUC_CLKGATE_DIS REG_BIT(15) -#define GAMTLBBLT_CLKGATE_DIS REG_BIT(14) -#define GAMTLBVDBOX1_CLKGATE_DIS REG_BIT(6) - -#define UNSLCGCTL9444 _MMIO(0x9444) -#define GAMTLBGFXA0_CLKGATE_DIS REG_BIT(30) -#define GAMTLBGFXA1_CLKGATE_DIS REG_BIT(29) -#define GAMTLBCOMPA0_CLKGATE_DIS REG_BIT(28) -#define GAMTLBCOMPA1_CLKGATE_DIS REG_BIT(27) -#define GAMTLBCOMPB0_CLKGATE_DIS REG_BIT(26) -#define GAMTLBCOMPB1_CLKGATE_DIS REG_BIT(25) -#define GAMTLBCOMPC0_CLKGATE_DIS REG_BIT(24) -#define GAMTLBCOMPC1_CLKGATE_DIS REG_BIT(23) -#define GAMTLBCOMPD0_CLKGATE_DIS REG_BIT(22) -#define GAMTLBCOMPD1_CLKGATE_DIS REG_BIT(21) -#define GAMTLBMERT_CLKGATE_DIS REG_BIT(20) -#define GAMTLBVEBOX3_CLKGATE_DIS REG_BIT(19) -#define GAMTLBVEBOX2_CLKGATE_DIS REG_BIT(18) -#define GAMTLBVEBOX1_CLKGATE_DIS REG_BIT(17) -#define GAMTLBVEBOX0_CLKGATE_DIS REG_BIT(16) -#define LTCDD_CLKGATE_DIS REG_BIT(10) - #define GEN11_SLICE_UNIT_LEVEL_CLKGATE _MMIO(0x94d4) #define XEHP_SLICE_UNIT_LEVEL_CLKGATE MCR_REG(0x94d4) #define SARBUNIT_CLKGATE_DIS (1 << 5) @@ -765,9 +732,6 @@ #define L3_CLKGATE_DIS REG_BIT(16) #define L3_CR2X_CLKGATE_DIS REG_BIT(17) -#define SCCGCTL94DC MCR_REG(0x94dc) -#define CG3DDISURB REG_BIT(14) - #define UNSLICE_UNIT_LEVEL_CLKGATE2 _MMIO(0x94e4) #define VSUNIT_CLKGATE_DIS_TGL REG_BIT(19) #define PSDUNIT_CLKGATE_DIS REG_BIT(5) @@ -1046,9 +1010,6 @@ #define XEHP_L3SQCREG5 MCR_REG(0xb158) #define L3_PWM_TIMER_INIT_VAL_MASK REG_GENMASK(9, 0) -#define MLTICTXCTL MCR_REG(0xb170) -#define TDONRENDER REG_BIT(2) - #define XEHP_L3SCQREG7 MCR_REG(0xb188) #define BLEND_FILL_CACHING_OPT_DIS REG_BIT(3) @@ -1057,9 +1018,6 @@ #define SCRUB_RATE_PER_BANK_MASK REG_GENMASK(2, 0) #define SCRUB_RATE_4B_PER_CLK REG_FIELD_PREP(SCRUB_RATE_PER_BANK_MASK, 0x6) -#define L3SQCREG1_CCS0 MCR_REG(0xb200) -#define FLUSHALLNONCOH REG_BIT(5) - #define GEN11_GLBLINVL _MMIO(0xb404) #define GEN11_BANK_HASH_ADDR_EXCL_MASK (0x7f << 5) #define GEN11_BANK_HASH_ADDR_EXCL_BIT0 (1 << 5) @@ -1109,7 +1067,6 @@ #define XEHP_COMPCTX_TLB_INV_CR MCR_REG(0xcf04) #define XELPMP_GSC_TLB_INV_CR _MMIO(0xcf04) /* media GT only */ -#define XEHP_MERT_MOD_CTRL MCR_REG(0xcf28) #define RENDER_MOD_CTRL MCR_REG(0xcf2c) #define COMP_MOD_CTRL MCR_REG(0xcf30) #define XELPMP_GSC_MOD_CTRL _MMIO(0xcf30) /* media GT only */ @@ -1185,7 +1142,6 @@ #define EU_PERF_CNTL4 PERF_REG(0xe45c) #define GEN9_ROW_CHICKEN4 MCR_REG(0xe48c) -#define GEN12_DISABLE_GRF_CLEAR REG_BIT(13) #define XEHP_DIS_BBL_SYSPIPE REG_BIT(11) #define GEN12_DISABLE_TDL_PUSH REG_BIT(9) #define GEN11_DIS_PICK_2ND_EU REG_BIT(7) @@ -1202,7 +1158,6 @@ #define FLOW_CONTROL_ENABLE REG_BIT(15) #define UGM_BACKUP_MODE REG_BIT(13) #define MDQ_ARBITRATION_MODE REG_BIT(12) -#define SYSTOLIC_DOP_CLOCK_GATING_DIS REG_BIT(10) #define PARTIAL_INSTRUCTION_SHOOTDOWN_DISABLE REG_BIT(8) #define STALL_DOP_GATING_DISABLE REG_BIT(5) #define THROTTLE_12_5 REG_GENMASK(4, 2) @@ -1679,11 +1634,6 @@ #define GEN12_SFC_DONE(n) _MMIO(0x1cc000 + (n) * 0x1000) -#define GT0_PACKAGE_ENERGY_STATUS _MMIO(0x250004) -#define GT0_PACKAGE_RAPL_LIMIT _MMIO(0x250008) -#define GT0_PACKAGE_POWER_SKU_UNIT _MMIO(0x250068) -#define GT0_PLATFORM_ENERGY_STATUS _MMIO(0x25006c) - /* * Standalone Media's non-engine GT registers are located at their regular GT * offsets plus 0x380000. This extra offset is stored inside the intel_uncore diff --git a/drivers/gpu/drm/i915/gt/intel_gt_sysfs_pm.c b/drivers/gpu/drm/i915/gt/intel_gt_sysfs_pm.c index c0b202223940..f4a5bef246c3 100644 --- a/drivers/gpu/drm/i915/gt/intel_gt_sysfs_pm.c +++ b/drivers/gpu/drm/i915/gt/intel_gt_sysfs_pm.c @@ -573,7 +573,6 @@ static ssize_t media_freq_factor_show(struct kobject *kobj, char *buff) { struct intel_gt *gt = intel_gt_sysfs_get_drvdata(kobj, attr->attr.name); - struct intel_guc_slpc *slpc = >->uc.guc.slpc; intel_wakeref_t wakeref; u32 mode; @@ -581,20 +580,12 @@ static ssize_t media_freq_factor_show(struct kobject *kobj, * Retrieve media_ratio_mode from GEN6_RPNSWREQ bit 13 set by * GuC. GEN6_RPNSWREQ:13 value 0 represents 1:2 and 1 represents 1:1 */ - if (IS_XEHPSDV(gt->i915) && - slpc->media_ratio_mode == SLPC_MEDIA_RATIO_MODE_DYNAMIC_CONTROL) { - /* - * For XEHPSDV dynamic mode GEN6_RPNSWREQ:13 does not contain - * the media_ratio_mode, just return the cached media ratio - */ - mode = slpc->media_ratio_mode; - } else { - with_intel_runtime_pm(gt->uncore->rpm, wakeref) - mode = intel_uncore_read(gt->uncore, GEN6_RPNSWREQ); - mode = REG_FIELD_GET(GEN12_MEDIA_FREQ_RATIO, mode) ? - SLPC_MEDIA_RATIO_MODE_FIXED_ONE_TO_ONE : - SLPC_MEDIA_RATIO_MODE_FIXED_ONE_TO_TWO; - } + with_intel_runtime_pm(gt->uncore->rpm, wakeref) + mode = intel_uncore_read(gt->uncore, GEN6_RPNSWREQ); + + mode = REG_FIELD_GET(GEN12_MEDIA_FREQ_RATIO, mode) ? + SLPC_MEDIA_RATIO_MODE_FIXED_ONE_TO_ONE : + SLPC_MEDIA_RATIO_MODE_FIXED_ONE_TO_TWO; return sysfs_emit(buff, "%u\n", media_ratio_mode_to_factor(mode)); } diff --git a/drivers/gpu/drm/i915/gt/intel_lrc.c b/drivers/gpu/drm/i915/gt/intel_lrc.c index 7c367ba8d9dc..7f1b00cb9924 100644 --- a/drivers/gpu/drm/i915/gt/intel_lrc.c +++ b/drivers/gpu/drm/i915/gt/intel_lrc.c @@ -546,47 +546,6 @@ static const u8 gen12_rcs_offsets[] = { END }; -static const u8 xehp_rcs_offsets[] = { - NOP(1), - LRI(13, POSTED), - REG16(0x244), - REG(0x034), - REG(0x030), - REG(0x038), - REG(0x03c), - REG(0x168), - REG(0x140), - REG(0x110), - REG(0x1c0), - REG(0x1c4), - REG(0x1c8), - REG(0x180), - REG16(0x2b4), - - NOP(5), - LRI(9, POSTED), - REG16(0x3a8), - REG16(0x28c), - REG16(0x288), - REG16(0x284), - REG16(0x280), - REG16(0x27c), - REG16(0x278), - REG16(0x274), - REG16(0x270), - - LRI(3, POSTED), - REG(0x1b0), - REG16(0x5a8), - REG16(0x5ac), - - NOP(6), - LRI(1, 0), - REG(0x0c8), - - END -}; - static const u8 dg2_rcs_offsets[] = { NOP(1), LRI(15, POSTED), @@ -695,8 +654,6 @@ static const u8 *reg_offsets(const struct intel_engine_cs *engine) return mtl_rcs_offsets; else if (GRAPHICS_VER_FULL(engine->i915) >= IP_VER(12, 55)) return dg2_rcs_offsets; - else if (GRAPHICS_VER_FULL(engine->i915) >= IP_VER(12, 50)) - return xehp_rcs_offsets; else if (GRAPHICS_VER(engine->i915) >= 12) return gen12_rcs_offsets; else if (GRAPHICS_VER(engine->i915) >= 11) diff --git a/drivers/gpu/drm/i915/gt/intel_migrate.c b/drivers/gpu/drm/i915/gt/intel_migrate.c index 576e5ef0289b..86ba2f2e485c 100644 --- a/drivers/gpu/drm/i915/gt/intel_migrate.c +++ b/drivers/gpu/drm/i915/gt/intel_migrate.c @@ -35,9 +35,9 @@ static bool engine_supports_migration(struct intel_engine_cs *engine) return true; } -static void xehpsdv_toggle_pdes(struct i915_address_space *vm, - struct i915_page_table *pt, - void *data) +static void xehp_toggle_pdes(struct i915_address_space *vm, + struct i915_page_table *pt, + void *data) { struct insert_pte_data *d = data; @@ -52,9 +52,9 @@ static void xehpsdv_toggle_pdes(struct i915_address_space *vm, d->offset += SZ_2M; } -static void xehpsdv_insert_pte(struct i915_address_space *vm, - struct i915_page_table *pt, - void *data) +static void xehp_insert_pte(struct i915_address_space *vm, + struct i915_page_table *pt, + void *data) { struct insert_pte_data *d = data; @@ -120,7 +120,7 @@ static struct i915_address_space *migrate_vm(struct intel_gt *gt) * 512 entry layout using 4K GTT pages. The other two windows just map * lmem pages and must use the new compact 32 entry layout using 64K GTT * pages, which ensures we can address any lmem object that the user - * throws at us. We then also use the xehpsdv_toggle_pdes as a way of + * throws at us. We then also use the xehp_toggle_pdes as a way of * just toggling the PDE bit(GEN12_PDE_64K) for us, to enable the * compact layout for each of these page-tables, that fall within the * [CHUNK_SIZE, 3 * CHUNK_SIZE) range. @@ -209,12 +209,12 @@ static struct i915_address_space *migrate_vm(struct intel_gt *gt) /* Now allow the GPU to rewrite the PTE via its own ppGTT */ if (HAS_64K_PAGES(gt->i915)) { vm->vm.foreach(&vm->vm, base, d.offset - base, - xehpsdv_insert_pte, &d); + xehp_insert_pte, &d); d.offset = base + CHUNK_SZ; vm->vm.foreach(&vm->vm, d.offset, 2 * CHUNK_SZ, - xehpsdv_toggle_pdes, &d); + xehp_toggle_pdes, &d); } else { vm->vm.foreach(&vm->vm, base, d.offset - base, insert_pte, &d); diff --git a/drivers/gpu/drm/i915/gt/intel_mocs.c b/drivers/gpu/drm/i915/gt/intel_mocs.c index 25c1023eb5f9..c931c56945bd 100644 --- a/drivers/gpu/drm/i915/gt/intel_mocs.c +++ b/drivers/gpu/drm/i915/gt/intel_mocs.c @@ -367,31 +367,6 @@ static const struct drm_i915_mocs_entry gen12_mocs_table[] = { L3_3_WB), }; -static const struct drm_i915_mocs_entry xehpsdv_mocs_table[] = { - /* wa_1608975824 */ - MOCS_ENTRY(0, 0, L3_3_WB | L3_LKUP(1)), - - /* UC - Coherent; GO:L3 */ - MOCS_ENTRY(1, 0, L3_1_UC | L3_LKUP(1)), - /* UC - Coherent; GO:Memory */ - MOCS_ENTRY(2, 0, L3_1_UC | L3_GLBGO(1) | L3_LKUP(1)), - /* UC - Non-Coherent; GO:Memory */ - MOCS_ENTRY(3, 0, L3_1_UC | L3_GLBGO(1)), - /* UC - Non-Coherent; GO:L3 */ - MOCS_ENTRY(4, 0, L3_1_UC), - - /* WB */ - MOCS_ENTRY(5, 0, L3_3_WB | L3_LKUP(1)), - - /* HW Reserved - SW program but never use. */ - MOCS_ENTRY(48, 0, L3_3_WB | L3_LKUP(1)), - MOCS_ENTRY(49, 0, L3_1_UC | L3_LKUP(1)), - MOCS_ENTRY(60, 0, L3_1_UC), - MOCS_ENTRY(61, 0, L3_1_UC), - MOCS_ENTRY(62, 0, L3_1_UC), - MOCS_ENTRY(63, 0, L3_1_UC), -}; - static const struct drm_i915_mocs_entry dg2_mocs_table[] = { /* UC - Coherent; GO:L3 */ MOCS_ENTRY(0, 0, L3_1_UC | L3_LKUP(1)), @@ -514,12 +489,6 @@ static unsigned int get_mocs_settings(struct drm_i915_private *i915, table->uc_index = 1; table->n_entries = GEN9_NUM_MOCS_ENTRIES; table->unused_entries_index = 3; - } else if (IS_XEHPSDV(i915)) { - table->size = ARRAY_SIZE(xehpsdv_mocs_table); - table->table = xehpsdv_mocs_table; - table->uc_index = 2; - table->n_entries = GEN9_NUM_MOCS_ENTRIES; - table->unused_entries_index = 5; } else if (IS_DG1(i915)) { table->size = ARRAY_SIZE(dg1_mocs_table); table->table = dg1_mocs_table; diff --git a/drivers/gpu/drm/i915/gt/intel_rps.c b/drivers/gpu/drm/i915/gt/intel_rps.c index 4feef874e6d6..d46ce48d5007 100644 --- a/drivers/gpu/drm/i915/gt/intel_rps.c +++ b/drivers/gpu/drm/i915/gt/intel_rps.c @@ -1088,8 +1088,6 @@ static u32 intel_rps_read_state_cap(struct intel_rps *rps) if (IS_PONTEVECCHIO(i915)) return intel_uncore_read(uncore, PVC_RP_STATE_CAP); - else if (IS_XEHPSDV(i915)) - return intel_uncore_read(uncore, XEHPSDV_RP_STATE_CAP); else if (IS_GEN9_LP(i915)) return intel_uncore_read(uncore, BXT_RP_STATE_CAP); else diff --git a/drivers/gpu/drm/i915/gt/intel_workarounds.c b/drivers/gpu/drm/i915/gt/intel_workarounds.c index d67d44611c28..9484b38acc72 100644 --- a/drivers/gpu/drm/i915/gt/intel_workarounds.c +++ b/drivers/gpu/drm/i915/gt/intel_workarounds.c @@ -922,8 +922,6 @@ __intel_engine_init_ctx_wa(struct intel_engine_cs *engine, ; /* noop; none at this time */ else if (IS_DG2(i915)) dg2_ctx_workarounds_init(engine, wal); - else if (IS_XEHPSDV(i915)) - ; /* noop; none at this time */ else if (IS_DG1(i915)) dg1_ctx_workarounds_init(engine, wal); else if (GRAPHICS_VER(i915) == 12) @@ -1350,9 +1348,6 @@ xehp_init_mcr(struct intel_gt *gt, struct i915_wa_list *wal) gt->steering_table[MSLICE] = NULL; } - if (IS_XEHPSDV(gt->i915) && slice_mask & BIT(0)) - gt->steering_table[GAM] = NULL; - slice = __ffs(slice_mask); subslice = intel_sseu_find_first_xehp_dss(sseu, GEN_DSS_PER_GSLICE, slice) % GEN_DSS_PER_GSLICE; @@ -1519,76 +1514,6 @@ dg1_gt_workarounds_init(struct intel_gt *gt, struct i915_wa_list *wal) wa_write_or(wal, UNSLICE_UNIT_LEVEL_CLKGATE2, VSUNIT_CLKGATE_DIS_TGL); } -static void -xehpsdv_gt_workarounds_init(struct intel_gt *gt, struct i915_wa_list *wal) -{ - struct drm_i915_private *i915 = gt->i915; - - xehp_init_mcr(gt, wal); - - /* Wa_1409757795:xehpsdv */ - wa_mcr_write_or(wal, SCCGCTL94DC, CG3DDISURB); - - /* Wa_18011725039:xehpsdv */ - if (IS_XEHPSDV_GRAPHICS_STEP(i915, STEP_A1, STEP_B0)) { - wa_mcr_masked_dis(wal, MLTICTXCTL, TDONRENDER); - wa_mcr_write_or(wal, L3SQCREG1_CCS0, FLUSHALLNONCOH); - } - - /* Wa_16011155590:xehpsdv */ - if (IS_XEHPSDV_GRAPHICS_STEP(i915, STEP_A0, STEP_B0)) - wa_write_or(wal, UNSLICE_UNIT_LEVEL_CLKGATE, - TSGUNIT_CLKGATE_DIS); - - /* Wa_14011780169:xehpsdv */ - if (IS_XEHPSDV_GRAPHICS_STEP(i915, STEP_B0, STEP_FOREVER)) { - wa_write_or(wal, UNSLCGCTL9440, GAMTLBOACS_CLKGATE_DIS | - GAMTLBVDBOX7_CLKGATE_DIS | - GAMTLBVDBOX6_CLKGATE_DIS | - GAMTLBVDBOX5_CLKGATE_DIS | - GAMTLBVDBOX4_CLKGATE_DIS | - GAMTLBVDBOX3_CLKGATE_DIS | - GAMTLBVDBOX2_CLKGATE_DIS | - GAMTLBVDBOX1_CLKGATE_DIS | - GAMTLBVDBOX0_CLKGATE_DIS | - GAMTLBKCR_CLKGATE_DIS | - GAMTLBGUC_CLKGATE_DIS | - GAMTLBBLT_CLKGATE_DIS); - wa_write_or(wal, UNSLCGCTL9444, GAMTLBGFXA0_CLKGATE_DIS | - GAMTLBGFXA1_CLKGATE_DIS | - GAMTLBCOMPA0_CLKGATE_DIS | - GAMTLBCOMPA1_CLKGATE_DIS | - GAMTLBCOMPB0_CLKGATE_DIS | - GAMTLBCOMPB1_CLKGATE_DIS | - GAMTLBCOMPC0_CLKGATE_DIS | - GAMTLBCOMPC1_CLKGATE_DIS | - GAMTLBCOMPD0_CLKGATE_DIS | - GAMTLBCOMPD1_CLKGATE_DIS | - GAMTLBMERT_CLKGATE_DIS | - GAMTLBVEBOX3_CLKGATE_DIS | - GAMTLBVEBOX2_CLKGATE_DIS | - GAMTLBVEBOX1_CLKGATE_DIS | - GAMTLBVEBOX0_CLKGATE_DIS); - } - - /* Wa_16012725990:xehpsdv */ - if (IS_XEHPSDV_GRAPHICS_STEP(i915, STEP_A1, STEP_FOREVER)) - wa_write_or(wal, UNSLICE_UNIT_LEVEL_CLKGATE, VFUNIT_CLKGATE_DIS); - - /* Wa_14011060649:xehpsdv */ - wa_14011060649(gt, wal); - - /* Wa_14012362059:xehpsdv */ - wa_mcr_write_or(wal, XEHP_MERT_MOD_CTRL, FORCE_MISS_FTLB); - - /* Wa_14014368820:xehpsdv */ - wa_mcr_write_or(wal, XEHP_GAMCNTRL_CTRL, - INVALIDATION_BROADCAST_MODE_DIS | GLOBAL_INVALIDATION_MODE); - - /* Wa_14010670810:xehpsdv */ - wa_mcr_write_or(wal, XEHP_L3NODEARBCFG, XEHP_LNESPARE); -} - static void dg2_gt_workarounds_init(struct intel_gt *gt, struct i915_wa_list *wal) { @@ -1758,8 +1683,6 @@ gt_init_workarounds(struct intel_gt *gt, struct i915_wa_list *wal) pvc_gt_workarounds_init(gt, wal); else if (IS_DG2(i915)) dg2_gt_workarounds_init(gt, wal); - else if (IS_XEHPSDV(i915)) - xehpsdv_gt_workarounds_init(gt, wal); else if (IS_DG1(i915)) dg1_gt_workarounds_init(gt, wal); else if (GRAPHICS_VER(i915) == 12) @@ -2231,8 +2154,6 @@ void intel_engine_init_whitelist(struct intel_engine_cs *engine) pvc_whitelist_build(engine); else if (IS_DG2(i915)) dg2_whitelist_build(engine); - else if (IS_XEHPSDV(i915)) - ; /* none needed */ else if (GRAPHICS_VER(i915) == 12) tgl_whitelist_build(engine); else if (GRAPHICS_VER(i915) == 11) @@ -2972,22 +2893,6 @@ general_render_compute_wa_init(struct intel_engine_cs *engine, struct i915_wa_li 0 /* write-only, so skip validation */, true); } - - if (IS_XEHPSDV(i915)) { - /* Wa_1409954639 */ - wa_mcr_masked_en(wal, - GEN8_ROW_CHICKEN, - SYSTOLIC_DOP_CLOCK_GATING_DIS); - - /* Wa_1607196519 */ - wa_mcr_masked_en(wal, - GEN9_ROW_CHICKEN4, - GEN12_DISABLE_GRF_CLEAR); - - /* Wa_14010449647:xehpsdv */ - wa_mcr_masked_en(wal, GEN8_HALF_SLICE_CHICKEN1, - GEN7_PSD_SINGLE_PORT_DISPATCH_ENABLE); - } } static void diff --git a/drivers/gpu/drm/i915/gt/uc/intel_uc.c b/drivers/gpu/drm/i915/gt/uc/intel_uc.c index 6dfe5d9456c6..28277321d9ca 100644 --- a/drivers/gpu/drm/i915/gt/uc/intel_uc.c +++ b/drivers/gpu/drm/i915/gt/uc/intel_uc.c @@ -51,8 +51,8 @@ static void uc_expand_default_options(struct intel_uc *uc) /* Default: enable HuC authentication and GuC submission */ i915->params.enable_guc = ENABLE_GUC_LOAD_HUC | ENABLE_GUC_SUBMISSION; - /* XEHPSDV and PVC do not use HuC */ - if (IS_XEHPSDV(i915) || IS_PONTEVECCHIO(i915)) + /* PVC does not use HuC */ + if (IS_PONTEVECCHIO(i915)) i915->params.enable_guc &= ~ENABLE_GUC_LOAD_HUC; } diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index e81b3b2858ac..dff056587459 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -544,7 +544,6 @@ IS_SUBPLATFORM(const struct drm_i915_private *i915, #define IS_DG1(i915) IS_PLATFORM(i915, INTEL_DG1) #define IS_ALDERLAKE_S(i915) IS_PLATFORM(i915, INTEL_ALDERLAKE_S) #define IS_ALDERLAKE_P(i915) IS_PLATFORM(i915, INTEL_ALDERLAKE_P) -#define IS_XEHPSDV(i915) IS_PLATFORM(i915, INTEL_XEHPSDV) #define IS_DG2(i915) IS_PLATFORM(i915, INTEL_DG2) #define IS_PONTEVECCHIO(i915) IS_PLATFORM(i915, INTEL_PONTEVECCHIO) #define IS_METEORLAKE(i915) IS_PLATFORM(i915, INTEL_METEORLAKE) @@ -621,9 +620,6 @@ IS_SUBPLATFORM(const struct drm_i915_private *i915, #define IS_TIGERLAKE_UY(i915) \ IS_SUBPLATFORM(i915, INTEL_TIGERLAKE, INTEL_SUBPLATFORM_UY) -#define IS_XEHPSDV_GRAPHICS_STEP(__i915, since, until) \ - (IS_XEHPSDV(__i915) && IS_GRAPHICS_STEP(__i915, since, until)) - #define IS_PVC_BD_STEP(__i915, since, until) \ (IS_PONTEVECCHIO(__i915) && \ IS_BASEDIE_STEP(__i915, since, until)) diff --git a/drivers/gpu/drm/i915/i915_hwmon.c b/drivers/gpu/drm/i915/i915_hwmon.c index b758fd110c20..c9169e56b9a1 100644 --- a/drivers/gpu/drm/i915/i915_hwmon.c +++ b/drivers/gpu/drm/i915/i915_hwmon.c @@ -739,12 +739,6 @@ hwm_get_preregistration_info(struct drm_i915_private *i915) hwmon->rg.pkg_rapl_limit = PCU_PACKAGE_RAPL_LIMIT; hwmon->rg.energy_status_all = PCU_PACKAGE_ENERGY_STATUS; hwmon->rg.energy_status_tile = INVALID_MMIO_REG; - } else if (IS_XEHPSDV(i915)) { - hwmon->rg.pkg_power_sku_unit = GT0_PACKAGE_POWER_SKU_UNIT; - hwmon->rg.pkg_power_sku = INVALID_MMIO_REG; - hwmon->rg.pkg_rapl_limit = GT0_PACKAGE_RAPL_LIMIT; - hwmon->rg.energy_status_all = GT0_PLATFORM_ENERGY_STATUS; - hwmon->rg.energy_status_tile = GT0_PACKAGE_ENERGY_STATUS; } else { hwmon->rg.pkg_power_sku_unit = INVALID_MMIO_REG; hwmon->rg.pkg_power_sku = INVALID_MMIO_REG; diff --git a/drivers/gpu/drm/i915/i915_pci.c b/drivers/gpu/drm/i915/i915_pci.c index 8b4fdeabb12a..b318b7c6bf73 100644 --- a/drivers/gpu/drm/i915/i915_pci.c +++ b/drivers/gpu/drm/i915/i915_pci.c @@ -734,23 +734,6 @@ static const struct intel_device_info adl_p_info = { .__runtime.media.ip.ver = 12, \ .__runtime.media.ip.rel = 50 -__maybe_unused -static const struct intel_device_info xehpsdv_info = { - XE_HP_FEATURES, - XE_HPM_FEATURES, - DGFX_FEATURES, - PLATFORM(INTEL_XEHPSDV), - .has_64k_pages = 1, - .has_media_ratio_mode = 1, - .platform_engine_mask = - BIT(RCS0) | BIT(BCS0) | - BIT(VECS0) | BIT(VECS1) | BIT(VECS2) | BIT(VECS3) | - BIT(VCS0) | BIT(VCS1) | BIT(VCS2) | BIT(VCS3) | - BIT(VCS4) | BIT(VCS5) | BIT(VCS6) | BIT(VCS7) | - BIT(CCS0) | BIT(CCS1) | BIT(CCS2) | BIT(CCS3), - .require_force_probe = 1, -}; - #define DG2_FEATURES \ XE_HP_FEATURES, \ XE_HPM_FEATURES, \ diff --git a/drivers/gpu/drm/i915/i915_perf.c b/drivers/gpu/drm/i915/i915_perf.c index bd9d812b1afa..9052889dc0dc 100644 --- a/drivers/gpu/drm/i915/i915_perf.c +++ b/drivers/gpu/drm/i915/i915_perf.c @@ -2881,11 +2881,11 @@ gen12_enable_metric_set(struct i915_perf_stream *stream, int ret; /* - * Wa_1508761755:xehpsdv, dg2 + * Wa_1508761755 * EU NOA signals behave incorrectly if EU clock gating is enabled. * Disable thread stall DOP gating and EU DOP gating. */ - if (IS_XEHPSDV(i915) || IS_DG2(i915)) { + if (IS_DG2(i915)) { intel_gt_mcr_multicast_write(uncore->gt, GEN8_ROW_CHICKEN, _MASKED_BIT_ENABLE(STALL_DOP_GATING_DISABLE)); intel_uncore_write(uncore, GEN7_ROW_CHICKEN2, @@ -2911,7 +2911,7 @@ gen12_enable_metric_set(struct i915_perf_stream *stream, /* * Initialize Super Queue Internal Cnt Register * Set PMON Enable in order to collect valid metrics. - * Enable byets per clock reporting in OA for XEHPSDV onward. + * Enable bytes per clock reporting in OA. */ sqcnt1 = GEN12_SQCNT1_PMON_ENABLE | (HAS_OA_BPC_REPORTING(i915) ? GEN12_SQCNT1_OABPC : 0); @@ -2971,10 +2971,9 @@ static void gen12_disable_metric_set(struct i915_perf_stream *stream) u32 sqcnt1; /* - * Wa_1508761755:xehpsdv, dg2 - * Enable thread stall DOP gating and EU DOP gating. + * Wa_1508761755: Enable thread stall DOP gating and EU DOP gating. */ - if (IS_XEHPSDV(i915) || IS_DG2(i915)) { + if (IS_DG2(i915)) { intel_gt_mcr_multicast_write(uncore->gt, GEN8_ROW_CHICKEN, _MASKED_BIT_DISABLE(STALL_DOP_GATING_DISABLE)); intel_uncore_write(uncore, GEN7_ROW_CHICKEN2, diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index d6193c858a74..7a84eb31818c 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -1750,7 +1750,6 @@ #define BXT_RP_STATE_CAP _MMIO(0x138170) #define GEN9_RP_STATE_LIMITS _MMIO(0x138148) -#define XEHPSDV_RP_STATE_CAP _MMIO(0x250014) #define PVC_RP_STATE_CAP _MMIO(0x281014) #define MTL_RP_STATE_CAP _MMIO(0x138000) @@ -5401,7 +5400,7 @@ #define POWER_SETUP_I1_SHIFT 6 /* 10.6 fixed point format */ #define POWER_SETUP_I1_DATA_MASK REG_GENMASK(15, 0) #define GEN12_PCODE_READ_SAGV_BLOCK_TIME_US 0x23 -#define XEHP_PCODE_FREQUENCY_CONFIG 0x6e /* xehpsdv, pvc */ +#define XEHP_PCODE_FREQUENCY_CONFIG 0x6e /* pvc */ /* XEHP_PCODE_FREQUENCY_CONFIG sub-commands (param1) */ #define PCODE_MBOX_FC_SC_READ_FUSED_P0 0x0 #define PCODE_MBOX_FC_SC_READ_FUSED_PN 0x1 diff --git a/drivers/gpu/drm/i915/intel_clock_gating.c b/drivers/gpu/drm/i915/intel_clock_gating.c index 39f23288e8a8..e34e1aabe6f8 100644 --- a/drivers/gpu/drm/i915/intel_clock_gating.c +++ b/drivers/gpu/drm/i915/intel_clock_gating.c @@ -343,13 +343,6 @@ static void gen8_set_l3sqc_credits(struct drm_i915_private *i915, intel_uncore_write(&i915->uncore, GEN7_MISCCPCTL, misccpctl); } -static void xehpsdv_init_clock_gating(struct drm_i915_private *i915) -{ - /* Wa_22010146351:xehpsdv */ - if (IS_XEHPSDV_GRAPHICS_STEP(i915, STEP_A0, STEP_B0)) - intel_uncore_rmw(&i915->uncore, XEHP_CLOCK_GATE_DIS, 0, SGR_DIS); -} - static void dg2_init_clock_gating(struct drm_i915_private *i915) { /* Wa_22010954014:dg2 */ @@ -731,7 +724,6 @@ static const struct drm_i915_clock_gating_funcs platform##_clock_gating_funcs = CG_FUNCS(pvc); CG_FUNCS(dg2); -CG_FUNCS(xehpsdv); CG_FUNCS(cfl); CG_FUNCS(skl); CG_FUNCS(kbl); @@ -768,8 +760,6 @@ void intel_clock_gating_hooks_init(struct drm_i915_private *i915) i915->clock_gating_funcs = &pvc_clock_gating_funcs; else if (IS_DG2(i915)) i915->clock_gating_funcs = &dg2_clock_gating_funcs; - else if (IS_XEHPSDV(i915)) - i915->clock_gating_funcs = &xehpsdv_clock_gating_funcs; else if (IS_COFFEELAKE(i915) || IS_COMETLAKE(i915)) i915->clock_gating_funcs = &cfl_clock_gating_funcs; else if (IS_SKYLAKE(i915)) diff --git a/drivers/gpu/drm/i915/intel_device_info.c b/drivers/gpu/drm/i915/intel_device_info.c index 59bea1398c91..de28cbe758f7 100644 --- a/drivers/gpu/drm/i915/intel_device_info.c +++ b/drivers/gpu/drm/i915/intel_device_info.c @@ -70,7 +70,6 @@ static const char * const platform_names[] = { PLATFORM_NAME(DG1), PLATFORM_NAME(ALDERLAKE_S), PLATFORM_NAME(ALDERLAKE_P), - PLATFORM_NAME(XEHPSDV), PLATFORM_NAME(DG2), PLATFORM_NAME(PONTEVECCHIO), PLATFORM_NAME(METEORLAKE), diff --git a/drivers/gpu/drm/i915/intel_device_info.h b/drivers/gpu/drm/i915/intel_device_info.h index eba2f0b919c8..2299327e59f0 100644 --- a/drivers/gpu/drm/i915/intel_device_info.h +++ b/drivers/gpu/drm/i915/intel_device_info.h @@ -87,7 +87,6 @@ enum intel_platform { INTEL_DG1, INTEL_ALDERLAKE_S, INTEL_ALDERLAKE_P, - INTEL_XEHPSDV, INTEL_DG2, INTEL_PONTEVECCHIO, INTEL_METEORLAKE, diff --git a/drivers/gpu/drm/i915/intel_step.c b/drivers/gpu/drm/i915/intel_step.c index b4162f1be765..d524bfe17c27 100644 --- a/drivers/gpu/drm/i915/intel_step.c +++ b/drivers/gpu/drm/i915/intel_step.c @@ -102,13 +102,6 @@ static const struct intel_step_info adlp_revids[] = { [0xC] = { COMMON_GT_MEDIA_STEP(C0), .display_step = STEP_D0 }, }; -static const struct intel_step_info xehpsdv_revids[] = { - [0x0] = { COMMON_GT_MEDIA_STEP(A0) }, - [0x1] = { COMMON_GT_MEDIA_STEP(A1) }, - [0x4] = { COMMON_GT_MEDIA_STEP(B0) }, - [0x8] = { COMMON_GT_MEDIA_STEP(C0) }, -}; - static const struct intel_step_info dg2_g10_revid_step_tbl[] = { [0x0] = { COMMON_GT_MEDIA_STEP(A0), .display_step = STEP_A0 }, [0x1] = { COMMON_GT_MEDIA_STEP(A1), .display_step = STEP_A0 }, @@ -190,9 +183,6 @@ void intel_step_init(struct drm_i915_private *i915) } else if (IS_DG2_G12(i915)) { revids = dg2_g12_revid_step_tbl; size = ARRAY_SIZE(dg2_g12_revid_step_tbl); - } else if (IS_XEHPSDV(i915)) { - revids = xehpsdv_revids; - size = ARRAY_SIZE(xehpsdv_revids); } else if (IS_ALDERLAKE_P_N(i915)) { revids = adlp_n_revids; size = ARRAY_SIZE(adlp_n_revids); diff --git a/drivers/gpu/drm/i915/intel_uncore.c b/drivers/gpu/drm/i915/intel_uncore.c index 76400e9c40f0..7695bb946fff 100644 --- a/drivers/gpu/drm/i915/intel_uncore.c +++ b/drivers/gpu/drm/i915/intel_uncore.c @@ -1533,21 +1533,16 @@ static const struct intel_forcewake_range __gen12_fw_ranges[] = { 0x12000 - 0x127ff: always on \ 0x12800 - 0x12fff: reserved */ \ GEN_FW_RANGE(0x13000, 0x131ff, FORCEWAKE_MEDIA_VDBOX0), /* DG2 only */ \ - GEN_FW_RANGE(0x13200, 0x13fff, FORCEWAKE_MEDIA_VDBOX2), /* \ + GEN_FW_RANGE(0x13200, 0x147ff, FORCEWAKE_MEDIA_VDBOX2), /* \ 0x13200 - 0x133ff: VD2 (DG2 only) \ - 0x13400 - 0x13fff: reserved */ \ - GEN_FW_RANGE(0x14000, 0x141ff, FORCEWAKE_MEDIA_VDBOX0), /* XEHPSDV only */ \ - GEN_FW_RANGE(0x14200, 0x143ff, FORCEWAKE_MEDIA_VDBOX2), /* XEHPSDV only */ \ - GEN_FW_RANGE(0x14400, 0x145ff, FORCEWAKE_MEDIA_VDBOX4), /* XEHPSDV only */ \ - GEN_FW_RANGE(0x14600, 0x147ff, FORCEWAKE_MEDIA_VDBOX6), /* XEHPSDV only */ \ + 0x13400 - 0x147ff: reserved */ \ GEN_FW_RANGE(0x14800, 0x14fff, FORCEWAKE_RENDER), \ GEN_FW_RANGE(0x15000, 0x16dff, FORCEWAKE_GT), /* \ 0x15000 - 0x15fff: gt (DG2 only) \ 0x16000 - 0x16dff: reserved */ \ - GEN_FW_RANGE(0x16e00, 0x1ffff, FORCEWAKE_RENDER), \ - GEN_FW_RANGE(0x20000, 0x21fff, FORCEWAKE_MEDIA_VDBOX0), /* \ - 0x20000 - 0x20fff: VD0 (XEHPSDV only) \ - 0x21000 - 0x21fff: reserved */ \ + GEN_FW_RANGE(0x16e00, 0x21fff, FORCEWAKE_RENDER), /* \ + 0x16e00 - 0x1ffff: render \ + 0x20000 - 0x21fff: reserved */ \ GEN_FW_RANGE(0x22000, 0x23fff, FORCEWAKE_GT), \ GEN_FW_RANGE(0x24000, 0x2417f, 0), /* \ 0x24000 - 0x2407f: always on \ @@ -1627,10 +1622,6 @@ static const struct intel_forcewake_range __gen12_fw_ranges[] = { 0x1f6e00 - 0x1f7fff: reserved */ \ GEN_FW_RANGE(0x1f8000, 0x1fa0ff, FORCEWAKE_MEDIA_VEBOX3), -static const struct intel_forcewake_range __xehp_fw_ranges[] = { - XEHP_FWRANGES(FORCEWAKE_GT) -}; - static const struct intel_forcewake_range __dg2_fw_ranges[] = { XEHP_FWRANGES(FORCEWAKE_RENDER) }; @@ -2584,10 +2575,6 @@ static int uncore_forcewake_init(struct intel_uncore *uncore) ASSIGN_FW_DOMAINS_TABLE(uncore, __dg2_fw_ranges); ASSIGN_SHADOW_TABLE(uncore, dg2_shadowed_regs); ASSIGN_WRITE_MMIO_VFUNCS(uncore, fwtable); - } else if (GRAPHICS_VER_FULL(i915) >= IP_VER(12, 50)) { - ASSIGN_FW_DOMAINS_TABLE(uncore, __xehp_fw_ranges); - ASSIGN_SHADOW_TABLE(uncore, gen12_shadowed_regs); - ASSIGN_WRITE_MMIO_VFUNCS(uncore, fwtable); } else if (GRAPHICS_VER(i915) >= 12) { ASSIGN_FW_DOMAINS_TABLE(uncore, __gen12_fw_ranges); ASSIGN_SHADOW_TABLE(uncore, gen12_shadowed_regs); diff --git a/drivers/gpu/drm/i915/selftests/intel_uncore.c b/drivers/gpu/drm/i915/selftests/intel_uncore.c index 4f98aa8a861e..502bcadc5f39 100644 --- a/drivers/gpu/drm/i915/selftests/intel_uncore.c +++ b/drivers/gpu/drm/i915/selftests/intel_uncore.c @@ -119,7 +119,6 @@ int intel_uncore_mock_selftests(void) { __gen9_fw_ranges, ARRAY_SIZE(__gen9_fw_ranges), true }, { __gen11_fw_ranges, ARRAY_SIZE(__gen11_fw_ranges), true }, { __gen12_fw_ranges, ARRAY_SIZE(__gen12_fw_ranges), true }, - { __xehp_fw_ranges, ARRAY_SIZE(__xehp_fw_ranges), true }, { __pvc_fw_ranges, ARRAY_SIZE(__pvc_fw_ranges), true }, { __mtl_fw_ranges, ARRAY_SIZE(__mtl_fw_ranges), true }, { __xelpmp_fw_ranges, ARRAY_SIZE(__xelpmp_fw_ranges), true }, diff --git a/drivers/gpu/drm/xe/compat-i915-headers/i915_drv.h b/drivers/gpu/drm/xe/compat-i915-headers/i915_drv.h index 420eba0e4be0..a26e6de3d92c 100644 --- a/drivers/gpu/drm/xe/compat-i915-headers/i915_drv.h +++ b/drivers/gpu/drm/xe/compat-i915-headers/i915_drv.h @@ -85,7 +85,6 @@ static inline struct drm_i915_private *kdev_to_i915(struct device *kdev) #define IS_DG1(dev_priv) IS_PLATFORM(dev_priv, XE_DG1) #define IS_ALDERLAKE_S(dev_priv) IS_PLATFORM(dev_priv, XE_ALDERLAKE_S) #define IS_ALDERLAKE_P(dev_priv) IS_PLATFORM(dev_priv, XE_ALDERLAKE_P) -#define IS_XEHPSDV(dev_priv) (dev_priv && 0) #define IS_DG2(dev_priv) IS_PLATFORM(dev_priv, XE_DG2) #define IS_PONTEVECCHIO(dev_priv) IS_PLATFORM(dev_priv, XE_PVC) #define IS_METEORLAKE(dev_priv) IS_PLATFORM(dev_priv, XE_METEORLAKE) @@ -130,7 +129,6 @@ static inline struct drm_i915_private *kdev_to_i915(struct device *kdev) #define IS_DG2_GRAPHICS_STEP(xe, variant, first, last) \ ((xe)->info.subplatform == XE_SUBPLATFORM_DG2_ ## variant && \ IS_GRAPHICS_STEP(xe, first, last)) -#define IS_XEHPSDV_GRAPHICS_STEP(xe, first, last) (IS_XEHPSDV(xe) && IS_GRAPHICS_STEP(xe, first, last)) /* XXX: No basedie stepping support yet */ #define IS_PVC_BD_STEP(xe, first, last) (!WARN_ON(1) && IS_PONTEVECCHIO(xe)) -- cgit From ecab2a6ee2b06af63c92049050c1fcf1d62033c6 Mon Sep 17 00:00:00 2001 From: Lucas De Marchi Date: Tue, 19 Mar 2024 23:02:59 -0700 Subject: drm/i915: Remove XEHP_FWRANGES() Now that DG2 is the only user of this forcewake table, remove the macro and use FORCEWAKE_RENDER explicitly for range 0xd800 - 0xd87f. Suggested-by: Matt Roper Reviewed-by: Matt Roper Acked-by: Tvrtko Ursulin Link: https://patchwork.freedesktop.org/patch/msgid/20240320060543.4034215-3-lucas.demarchi@intel.com Signed-off-by: Lucas De Marchi --- drivers/gpu/drm/i915/intel_uncore.c | 297 ++++++++++++++++++------------------ 1 file changed, 145 insertions(+), 152 deletions(-) diff --git a/drivers/gpu/drm/i915/intel_uncore.c b/drivers/gpu/drm/i915/intel_uncore.c index 7695bb946fff..b525318dbd53 100644 --- a/drivers/gpu/drm/i915/intel_uncore.c +++ b/drivers/gpu/drm/i915/intel_uncore.c @@ -1471,159 +1471,152 @@ static const struct intel_forcewake_range __gen12_fw_ranges[] = { 0x1d3f00 - 0x1d3fff: VD2 */ }; -/* - * Graphics IP version 12.55 brings a slight change to the 0xd800 range, - * switching it from the GT domain to the render domain. - */ -#define XEHP_FWRANGES(FW_RANGE_D800) \ - GEN_FW_RANGE(0x0, 0x1fff, 0), /* \ - 0x0 - 0xaff: reserved \ - 0xb00 - 0x1fff: always on */ \ - GEN_FW_RANGE(0x2000, 0x26ff, FORCEWAKE_RENDER), \ - GEN_FW_RANGE(0x2700, 0x4aff, FORCEWAKE_GT), \ - GEN_FW_RANGE(0x4b00, 0x51ff, 0), /* \ - 0x4b00 - 0x4fff: reserved \ - 0x5000 - 0x51ff: always on */ \ - GEN_FW_RANGE(0x5200, 0x7fff, FORCEWAKE_RENDER), \ - GEN_FW_RANGE(0x8000, 0x813f, FORCEWAKE_GT), \ - GEN_FW_RANGE(0x8140, 0x815f, FORCEWAKE_RENDER), \ - GEN_FW_RANGE(0x8160, 0x81ff, 0), /* \ - 0x8160 - 0x817f: reserved \ - 0x8180 - 0x81ff: always on */ \ - GEN_FW_RANGE(0x8200, 0x82ff, FORCEWAKE_GT), \ - GEN_FW_RANGE(0x8300, 0x84ff, FORCEWAKE_RENDER), \ - GEN_FW_RANGE(0x8500, 0x8cff, FORCEWAKE_GT), /* \ - 0x8500 - 0x87ff: gt \ - 0x8800 - 0x8c7f: reserved \ - 0x8c80 - 0x8cff: gt (DG2 only) */ \ - GEN_FW_RANGE(0x8d00, 0x8fff, FORCEWAKE_RENDER), /* \ - 0x8d00 - 0x8dff: render (DG2 only) \ - 0x8e00 - 0x8fff: reserved */ \ - GEN_FW_RANGE(0x9000, 0x94cf, FORCEWAKE_GT), /* \ - 0x9000 - 0x947f: gt \ - 0x9480 - 0x94cf: reserved */ \ - GEN_FW_RANGE(0x94d0, 0x955f, FORCEWAKE_RENDER), \ - GEN_FW_RANGE(0x9560, 0x967f, 0), /* \ - 0x9560 - 0x95ff: always on \ - 0x9600 - 0x967f: reserved */ \ - GEN_FW_RANGE(0x9680, 0x97ff, FORCEWAKE_RENDER), /* \ - 0x9680 - 0x96ff: render (DG2 only) \ - 0x9700 - 0x97ff: reserved */ \ - GEN_FW_RANGE(0x9800, 0xcfff, FORCEWAKE_GT), /* \ - 0x9800 - 0xb4ff: gt \ - 0xb500 - 0xbfff: reserved \ - 0xc000 - 0xcfff: gt */ \ - GEN_FW_RANGE(0xd000, 0xd7ff, 0), \ - GEN_FW_RANGE(0xd800, 0xd87f, FW_RANGE_D800), \ - GEN_FW_RANGE(0xd880, 0xdbff, FORCEWAKE_GT), \ - GEN_FW_RANGE(0xdc00, 0xdcff, FORCEWAKE_RENDER), \ - GEN_FW_RANGE(0xdd00, 0xde7f, FORCEWAKE_GT), /* \ - 0xdd00 - 0xddff: gt \ - 0xde00 - 0xde7f: reserved */ \ - GEN_FW_RANGE(0xde80, 0xe8ff, FORCEWAKE_RENDER), /* \ - 0xde80 - 0xdfff: render \ - 0xe000 - 0xe0ff: reserved \ - 0xe100 - 0xe8ff: render */ \ - GEN_FW_RANGE(0xe900, 0xffff, FORCEWAKE_GT), /* \ - 0xe900 - 0xe9ff: gt \ - 0xea00 - 0xefff: reserved \ - 0xf000 - 0xffff: gt */ \ - GEN_FW_RANGE(0x10000, 0x12fff, 0), /* \ - 0x10000 - 0x11fff: reserved \ - 0x12000 - 0x127ff: always on \ - 0x12800 - 0x12fff: reserved */ \ - GEN_FW_RANGE(0x13000, 0x131ff, FORCEWAKE_MEDIA_VDBOX0), /* DG2 only */ \ - GEN_FW_RANGE(0x13200, 0x147ff, FORCEWAKE_MEDIA_VDBOX2), /* \ - 0x13200 - 0x133ff: VD2 (DG2 only) \ - 0x13400 - 0x147ff: reserved */ \ - GEN_FW_RANGE(0x14800, 0x14fff, FORCEWAKE_RENDER), \ - GEN_FW_RANGE(0x15000, 0x16dff, FORCEWAKE_GT), /* \ - 0x15000 - 0x15fff: gt (DG2 only) \ - 0x16000 - 0x16dff: reserved */ \ - GEN_FW_RANGE(0x16e00, 0x21fff, FORCEWAKE_RENDER), /* \ - 0x16e00 - 0x1ffff: render \ - 0x20000 - 0x21fff: reserved */ \ - GEN_FW_RANGE(0x22000, 0x23fff, FORCEWAKE_GT), \ - GEN_FW_RANGE(0x24000, 0x2417f, 0), /* \ - 0x24000 - 0x2407f: always on \ - 0x24080 - 0x2417f: reserved */ \ - GEN_FW_RANGE(0x24180, 0x249ff, FORCEWAKE_GT), /* \ - 0x24180 - 0x241ff: gt \ - 0x24200 - 0x249ff: reserved */ \ - GEN_FW_RANGE(0x24a00, 0x251ff, FORCEWAKE_RENDER), /* \ - 0x24a00 - 0x24a7f: render \ - 0x24a80 - 0x251ff: reserved */ \ - GEN_FW_RANGE(0x25200, 0x25fff, FORCEWAKE_GT), /* \ - 0x25200 - 0x252ff: gt \ - 0x25300 - 0x25fff: reserved */ \ - GEN_FW_RANGE(0x26000, 0x2ffff, FORCEWAKE_RENDER), /* \ - 0x26000 - 0x27fff: render \ - 0x28000 - 0x29fff: reserved \ - 0x2a000 - 0x2ffff: undocumented */ \ - GEN_FW_RANGE(0x30000, 0x3ffff, FORCEWAKE_GT), \ - GEN_FW_RANGE(0x40000, 0x1bffff, 0), \ - GEN_FW_RANGE(0x1c0000, 0x1c3fff, FORCEWAKE_MEDIA_VDBOX0), /* \ - 0x1c0000 - 0x1c2bff: VD0 \ - 0x1c2c00 - 0x1c2cff: reserved \ - 0x1c2d00 - 0x1c2dff: VD0 \ - 0x1c2e00 - 0x1c3eff: VD0 (DG2 only) \ - 0x1c3f00 - 0x1c3fff: VD0 */ \ - GEN_FW_RANGE(0x1c4000, 0x1c7fff, FORCEWAKE_MEDIA_VDBOX1), /* \ - 0x1c4000 - 0x1c6bff: VD1 \ - 0x1c6c00 - 0x1c6cff: reserved \ - 0x1c6d00 - 0x1c6dff: VD1 \ - 0x1c6e00 - 0x1c7fff: reserved */ \ - GEN_FW_RANGE(0x1c8000, 0x1cbfff, FORCEWAKE_MEDIA_VEBOX0), /* \ - 0x1c8000 - 0x1ca0ff: VE0 \ - 0x1ca100 - 0x1cbfff: reserved */ \ - GEN_FW_RANGE(0x1cc000, 0x1ccfff, FORCEWAKE_MEDIA_VDBOX0), \ - GEN_FW_RANGE(0x1cd000, 0x1cdfff, FORCEWAKE_MEDIA_VDBOX2), \ - GEN_FW_RANGE(0x1ce000, 0x1cefff, FORCEWAKE_MEDIA_VDBOX4), \ - GEN_FW_RANGE(0x1cf000, 0x1cffff, FORCEWAKE_MEDIA_VDBOX6), \ - GEN_FW_RANGE(0x1d0000, 0x1d3fff, FORCEWAKE_MEDIA_VDBOX2), /* \ - 0x1d0000 - 0x1d2bff: VD2 \ - 0x1d2c00 - 0x1d2cff: reserved \ - 0x1d2d00 - 0x1d2dff: VD2 \ - 0x1d2e00 - 0x1d3dff: VD2 (DG2 only) \ - 0x1d3e00 - 0x1d3eff: reserved \ - 0x1d3f00 - 0x1d3fff: VD2 */ \ - GEN_FW_RANGE(0x1d4000, 0x1d7fff, FORCEWAKE_MEDIA_VDBOX3), /* \ - 0x1d4000 - 0x1d6bff: VD3 \ - 0x1d6c00 - 0x1d6cff: reserved \ - 0x1d6d00 - 0x1d6dff: VD3 \ - 0x1d6e00 - 0x1d7fff: reserved */ \ - GEN_FW_RANGE(0x1d8000, 0x1dffff, FORCEWAKE_MEDIA_VEBOX1), /* \ - 0x1d8000 - 0x1da0ff: VE1 \ - 0x1da100 - 0x1dffff: reserved */ \ - GEN_FW_RANGE(0x1e0000, 0x1e3fff, FORCEWAKE_MEDIA_VDBOX4), /* \ - 0x1e0000 - 0x1e2bff: VD4 \ - 0x1e2c00 - 0x1e2cff: reserved \ - 0x1e2d00 - 0x1e2dff: VD4 \ - 0x1e2e00 - 0x1e3eff: reserved \ - 0x1e3f00 - 0x1e3fff: VD4 */ \ - GEN_FW_RANGE(0x1e4000, 0x1e7fff, FORCEWAKE_MEDIA_VDBOX5), /* \ - 0x1e4000 - 0x1e6bff: VD5 \ - 0x1e6c00 - 0x1e6cff: reserved \ - 0x1e6d00 - 0x1e6dff: VD5 \ - 0x1e6e00 - 0x1e7fff: reserved */ \ - GEN_FW_RANGE(0x1e8000, 0x1effff, FORCEWAKE_MEDIA_VEBOX2), /* \ - 0x1e8000 - 0x1ea0ff: VE2 \ - 0x1ea100 - 0x1effff: reserved */ \ - GEN_FW_RANGE(0x1f0000, 0x1f3fff, FORCEWAKE_MEDIA_VDBOX6), /* \ - 0x1f0000 - 0x1f2bff: VD6 \ - 0x1f2c00 - 0x1f2cff: reserved \ - 0x1f2d00 - 0x1f2dff: VD6 \ - 0x1f2e00 - 0x1f3eff: reserved \ - 0x1f3f00 - 0x1f3fff: VD6 */ \ - GEN_FW_RANGE(0x1f4000, 0x1f7fff, FORCEWAKE_MEDIA_VDBOX7), /* \ - 0x1f4000 - 0x1f6bff: VD7 \ - 0x1f6c00 - 0x1f6cff: reserved \ - 0x1f6d00 - 0x1f6dff: VD7 \ - 0x1f6e00 - 0x1f7fff: reserved */ \ - GEN_FW_RANGE(0x1f8000, 0x1fa0ff, FORCEWAKE_MEDIA_VEBOX3), - static const struct intel_forcewake_range __dg2_fw_ranges[] = { - XEHP_FWRANGES(FORCEWAKE_RENDER) + GEN_FW_RANGE(0x0, 0x1fff, 0), /* + 0x0 - 0xaff: reserved + 0xb00 - 0x1fff: always on */ + GEN_FW_RANGE(0x2000, 0x26ff, FORCEWAKE_RENDER), + GEN_FW_RANGE(0x2700, 0x4aff, FORCEWAKE_GT), + GEN_FW_RANGE(0x4b00, 0x51ff, 0), /* + 0x4b00 - 0x4fff: reserved + 0x5000 - 0x51ff: always on */ + GEN_FW_RANGE(0x5200, 0x7fff, FORCEWAKE_RENDER), + GEN_FW_RANGE(0x8000, 0x813f, FORCEWAKE_GT), + GEN_FW_RANGE(0x8140, 0x815f, FORCEWAKE_RENDER), + GEN_FW_RANGE(0x8160, 0x81ff, 0), /* + 0x8160 - 0x817f: reserved + 0x8180 - 0x81ff: always on */ + GEN_FW_RANGE(0x8200, 0x82ff, FORCEWAKE_GT), + GEN_FW_RANGE(0x8300, 0x84ff, FORCEWAKE_RENDER), + GEN_FW_RANGE(0x8500, 0x8cff, FORCEWAKE_GT), /* + 0x8500 - 0x87ff: gt + 0x8800 - 0x8c7f: reserved + 0x8c80 - 0x8cff: gt (DG2 only) */ + GEN_FW_RANGE(0x8d00, 0x8fff, FORCEWAKE_RENDER), /* + 0x8d00 - 0x8dff: render (DG2 only) + 0x8e00 - 0x8fff: reserved */ + GEN_FW_RANGE(0x9000, 0x94cf, FORCEWAKE_GT), /* + 0x9000 - 0x947f: gt + 0x9480 - 0x94cf: reserved */ + GEN_FW_RANGE(0x94d0, 0x955f, FORCEWAKE_RENDER), + GEN_FW_RANGE(0x9560, 0x967f, 0), /* + 0x9560 - 0x95ff: always on + 0x9600 - 0x967f: reserved */ + GEN_FW_RANGE(0x9680, 0x97ff, FORCEWAKE_RENDER), /* + 0x9680 - 0x96ff: render + 0x9700 - 0x97ff: reserved */ + GEN_FW_RANGE(0x9800, 0xcfff, FORCEWAKE_GT), /* + 0x9800 - 0xb4ff: gt + 0xb500 - 0xbfff: reserved + 0xc000 - 0xcfff: gt */ + GEN_FW_RANGE(0xd000, 0xd7ff, 0), + GEN_FW_RANGE(0xd800, 0xd87f, FORCEWAKE_RENDER), + GEN_FW_RANGE(0xd880, 0xdbff, FORCEWAKE_GT), + GEN_FW_RANGE(0xdc00, 0xdcff, FORCEWAKE_RENDER), + GEN_FW_RANGE(0xdd00, 0xde7f, FORCEWAKE_GT), /* + 0xdd00 - 0xddff: gt + 0xde00 - 0xde7f: reserved */ + GEN_FW_RANGE(0xde80, 0xe8ff, FORCEWAKE_RENDER), /* + 0xde80 - 0xdfff: render + 0xe000 - 0xe0ff: reserved + 0xe100 - 0xe8ff: render */ + GEN_FW_RANGE(0xe900, 0xffff, FORCEWAKE_GT), /* + 0xe900 - 0xe9ff: gt + 0xea00 - 0xefff: reserved + 0xf000 - 0xffff: gt */ + GEN_FW_RANGE(0x10000, 0x12fff, 0), /* + 0x10000 - 0x11fff: reserved + 0x12000 - 0x127ff: always on + 0x12800 - 0x12fff: reserved */ + GEN_FW_RANGE(0x13000, 0x131ff, FORCEWAKE_MEDIA_VDBOX0), + GEN_FW_RANGE(0x13200, 0x147ff, FORCEWAKE_MEDIA_VDBOX2), /* + 0x13200 - 0x133ff: VD2 (DG2 only) + 0x13400 - 0x147ff: reserved */ + GEN_FW_RANGE(0x14800, 0x14fff, FORCEWAKE_RENDER), + GEN_FW_RANGE(0x15000, 0x16dff, FORCEWAKE_GT), /* + 0x15000 - 0x15fff: gt (DG2 only) + 0x16000 - 0x16dff: reserved */ + GEN_FW_RANGE(0x16e00, 0x21fff, FORCEWAKE_RENDER), /* + 0x16e00 - 0x1ffff: render + 0x20000 - 0x21fff: reserved */ + GEN_FW_RANGE(0x22000, 0x23fff, FORCEWAKE_GT), + GEN_FW_RANGE(0x24000, 0x2417f, 0), /* + 0x24000 - 0x2407f: always on + 0x24080 - 0x2417f: reserved */ + GEN_FW_RANGE(0x24180, 0x249ff, FORCEWAKE_GT), /* + 0x24180 - 0x241ff: gt + 0x24200 - 0x249ff: reserved */ + GEN_FW_RANGE(0x24a00, 0x251ff, FORCEWAKE_RENDER), /* + 0x24a00 - 0x24a7f: render + 0x24a80 - 0x251ff: reserved */ + GEN_FW_RANGE(0x25200, 0x25fff, FORCEWAKE_GT), /* + 0x25200 - 0x252ff: gt + 0x25300 - 0x25fff: reserved */ + GEN_FW_RANGE(0x26000, 0x2ffff, FORCEWAKE_RENDER), /* + 0x26000 - 0x27fff: render + 0x28000 - 0x29fff: reserved + 0x2a000 - 0x2ffff: undocumented */ + GEN_FW_RANGE(0x30000, 0x3ffff, FORCEWAKE_GT), + GEN_FW_RANGE(0x40000, 0x1bffff, 0), + GEN_FW_RANGE(0x1c0000, 0x1c3fff, FORCEWAKE_MEDIA_VDBOX0), /* + 0x1c0000 - 0x1c2bff: VD0 + 0x1c2c00 - 0x1c2cff: reserved + 0x1c2d00 - 0x1c2dff: VD0 + 0x1c2e00 - 0x1c3eff: VD0 + 0x1c3f00 - 0x1c3fff: VD0 */ + GEN_FW_RANGE(0x1c4000, 0x1c7fff, FORCEWAKE_MEDIA_VDBOX1), /* + 0x1c4000 - 0x1c6bff: VD1 + 0x1c6c00 - 0x1c6cff: reserved + 0x1c6d00 - 0x1c6dff: VD1 + 0x1c6e00 - 0x1c7fff: reserved */ + GEN_FW_RANGE(0x1c8000, 0x1cbfff, FORCEWAKE_MEDIA_VEBOX0), /* + 0x1c8000 - 0x1ca0ff: VE0 + 0x1ca100 - 0x1cbfff: reserved */ + GEN_FW_RANGE(0x1cc000, 0x1ccfff, FORCEWAKE_MEDIA_VDBOX0), + GEN_FW_RANGE(0x1cd000, 0x1cdfff, FORCEWAKE_MEDIA_VDBOX2), + GEN_FW_RANGE(0x1ce000, 0x1cefff, FORCEWAKE_MEDIA_VDBOX4), + GEN_FW_RANGE(0x1cf000, 0x1cffff, FORCEWAKE_MEDIA_VDBOX6), + GEN_FW_RANGE(0x1d0000, 0x1d3fff, FORCEWAKE_MEDIA_VDBOX2), /* + 0x1d0000 - 0x1d2bff: VD2 + 0x1d2c00 - 0x1d2cff: reserved + 0x1d2d00 - 0x1d2dff: VD2 + 0x1d2e00 - 0x1d3dff: VD2 + 0x1d3e00 - 0x1d3eff: reserved + 0x1d3f00 - 0x1d3fff: VD2 */ + GEN_FW_RANGE(0x1d4000, 0x1d7fff, FORCEWAKE_MEDIA_VDBOX3), /* + 0x1d4000 - 0x1d6bff: VD3 + 0x1d6c00 - 0x1d6cff: reserved + 0x1d6d00 - 0x1d6dff: VD3 + 0x1d6e00 - 0x1d7fff: reserved */ + GEN_FW_RANGE(0x1d8000, 0x1dffff, FORCEWAKE_MEDIA_VEBOX1), /* + 0x1d8000 - 0x1da0ff: VE1 + 0x1da100 - 0x1dffff: reserved */ + GEN_FW_RANGE(0x1e0000, 0x1e3fff, FORCEWAKE_MEDIA_VDBOX4), /* + 0x1e0000 - 0x1e2bff: VD4 + 0x1e2c00 - 0x1e2cff: reserved + 0x1e2d00 - 0x1e2dff: VD4 + 0x1e2e00 - 0x1e3eff: reserved + 0x1e3f00 - 0x1e3fff: VD4 */ + GEN_FW_RANGE(0x1e4000, 0x1e7fff, FORCEWAKE_MEDIA_VDBOX5), /* + 0x1e4000 - 0x1e6bff: VD5 + 0x1e6c00 - 0x1e6cff: reserved + 0x1e6d00 - 0x1e6dff: VD5 + 0x1e6e00 - 0x1e7fff: reserved */ + GEN_FW_RANGE(0x1e8000, 0x1effff, FORCEWAKE_MEDIA_VEBOX2), /* + 0x1e8000 - 0x1ea0ff: VE2 + 0x1ea100 - 0x1effff: reserved */ + GEN_FW_RANGE(0x1f0000, 0x1f3fff, FORCEWAKE_MEDIA_VDBOX6), /* + 0x1f0000 - 0x1f2bff: VD6 + 0x1f2c00 - 0x1f2cff: reserved + 0x1f2d00 - 0x1f2dff: VD6 + 0x1f2e00 - 0x1f3eff: reserved + 0x1f3f00 - 0x1f3fff: VD6 */ + GEN_FW_RANGE(0x1f4000, 0x1f7fff, FORCEWAKE_MEDIA_VDBOX7), /* + 0x1f4000 - 0x1f6bff: VD7 + 0x1f6c00 - 0x1f6cff: reserved + 0x1f6d00 - 0x1f6dff: VD7 + 0x1f6e00 - 0x1f7fff: reserved */ + GEN_FW_RANGE(0x1f8000, 0x1fa0ff, FORCEWAKE_MEDIA_VEBOX3), }; static const struct intel_forcewake_range __pvc_fw_ranges[] = { -- cgit From b183bdf2e27c0a4b4fbfd55f9d986a134b306280 Mon Sep 17 00:00:00 2001 From: Lucas De Marchi Date: Tue, 19 Mar 2024 23:03:00 -0700 Subject: drm/i915: Stop inheriting IP_VER(12, 50) All the platforms that inherit the media/graphics version from XE_HPM_FEATURES / XE_HP_FEATURES just override it to another version. Just set the version directly in the respective struct and remove the versions from the _FEATURES macros. Since that was the only use for XE_HPM_FEATURES, remove it completely. Reviewed-by: Gustavo Sousa Reviewed-by: Matt Roper Acked-by: Tvrtko Ursulin Link: https://patchwork.freedesktop.org/patch/msgid/20240320060543.4034215-4-lucas.demarchi@intel.com Signed-off-by: Lucas De Marchi --- drivers/gpu/drm/i915/i915_pci.c | 12 ++++-------- 1 file changed, 4 insertions(+), 8 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_pci.c b/drivers/gpu/drm/i915/i915_pci.c index b318b7c6bf73..8b673fdcf178 100644 --- a/drivers/gpu/drm/i915/i915_pci.c +++ b/drivers/gpu/drm/i915/i915_pci.c @@ -705,8 +705,6 @@ static const struct intel_device_info adl_p_info = { I915_GTT_PAGE_SIZE_2M #define XE_HP_FEATURES \ - .__runtime.graphics.ip.ver = 12, \ - .__runtime.graphics.ip.rel = 50, \ XE_HP_PAGE_SIZES, \ TGL_CACHELEVEL, \ .dma_mask_size = 46, \ @@ -730,15 +728,12 @@ static const struct intel_device_info adl_p_info = { .__runtime.ppgtt_size = 48, \ .__runtime.ppgtt_type = INTEL_PPGTT_FULL -#define XE_HPM_FEATURES \ - .__runtime.media.ip.ver = 12, \ - .__runtime.media.ip.rel = 50 - #define DG2_FEATURES \ XE_HP_FEATURES, \ - XE_HPM_FEATURES, \ DGFX_FEATURES, \ + .__runtime.graphics.ip.ver = 12, \ .__runtime.graphics.ip.rel = 55, \ + .__runtime.media.ip.ver = 12, \ .__runtime.media.ip.rel = 55, \ PLATFORM(INTEL_DG2), \ .has_64k_pages = 1, \ @@ -773,9 +768,10 @@ static const struct intel_device_info ats_m_info = { __maybe_unused static const struct intel_device_info pvc_info = { XE_HPC_FEATURES, - XE_HPM_FEATURES, DGFX_FEATURES, + .__runtime.graphics.ip.ver = 12, .__runtime.graphics.ip.rel = 60, + .__runtime.media.ip.ver = 12, .__runtime.media.ip.rel = 60, PLATFORM(INTEL_PONTEVECCHIO), .has_flat_ccs = 0, -- cgit From 48ba4a6dc3876f87090ccfe942c6d8325f49e11c Mon Sep 17 00:00:00 2001 From: Lucas De Marchi Date: Tue, 19 Mar 2024 23:03:01 -0700 Subject: drm/i915: Update IP_VER(12, 50) With no platform using graphics/media IP_VER(12, 50), replace the checks throughout the code with IP_VER(12, 55) so the code makes sense by itself with no additional explanation of previous baggage. Reviewed-by: Rodrigo Vivi Acked-by: Tvrtko Ursulin Link: https://patchwork.freedesktop.org/patch/msgid/20240320060543.4034215-5-lucas.demarchi@intel.com Signed-off-by: Lucas De Marchi --- drivers/gpu/drm/i915/gem/selftests/huge_pages.c | 4 ++-- drivers/gpu/drm/i915/gem/selftests/i915_gem_client_blt.c | 8 ++++---- drivers/gpu/drm/i915/gt/gen8_engine_cs.c | 2 +- drivers/gpu/drm/i915/gt/intel_engine_cs.c | 5 ++--- drivers/gpu/drm/i915/gt/intel_execlists_submission.c | 10 +++++----- drivers/gpu/drm/i915/gt/intel_gt.c | 4 ++-- drivers/gpu/drm/i915/gt/intel_gt_mcr.c | 4 ++-- drivers/gpu/drm/i915/gt/intel_gt_mcr.h | 2 +- drivers/gpu/drm/i915/gt/intel_gtt.c | 2 +- drivers/gpu/drm/i915/gt/intel_lrc.c | 8 ++++---- drivers/gpu/drm/i915/gt/intel_migrate.c | 4 ++-- drivers/gpu/drm/i915/gt/intel_mocs.c | 2 +- drivers/gpu/drm/i915/gt/intel_sseu.c | 4 ++-- drivers/gpu/drm/i915/gt/intel_workarounds.c | 4 ++-- drivers/gpu/drm/i915/gt/uc/intel_guc.c | 2 +- drivers/gpu/drm/i915/gt/uc/intel_guc_ads.c | 4 ++-- drivers/gpu/drm/i915/gt/uc/intel_guc_fw.c | 2 +- drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c | 2 +- drivers/gpu/drm/i915/i915_getparam.c | 4 ++-- drivers/gpu/drm/i915/i915_gpu_error.c | 5 ++--- drivers/gpu/drm/i915/i915_perf.c | 8 ++++---- drivers/gpu/drm/i915/i915_query.c | 2 +- drivers/gpu/drm/i915/intel_uncore.c | 2 +- 23 files changed, 46 insertions(+), 48 deletions(-) diff --git a/drivers/gpu/drm/i915/gem/selftests/huge_pages.c b/drivers/gpu/drm/i915/gem/selftests/huge_pages.c index 3ff3d8889c6c..edb54903be0a 100644 --- a/drivers/gpu/drm/i915/gem/selftests/huge_pages.c +++ b/drivers/gpu/drm/i915/gem/selftests/huge_pages.c @@ -713,7 +713,7 @@ static int igt_ppgtt_huge_fill(void *arg) { struct drm_i915_private *i915 = arg; unsigned int supported = RUNTIME_INFO(i915)->page_sizes; - bool has_pte64 = GRAPHICS_VER_FULL(i915) >= IP_VER(12, 50); + bool has_pte64 = GRAPHICS_VER_FULL(i915) >= IP_VER(12, 55); struct i915_address_space *vm; struct i915_gem_context *ctx; unsigned long max_pages; @@ -857,7 +857,7 @@ out: static int igt_ppgtt_64K(void *arg) { struct drm_i915_private *i915 = arg; - bool has_pte64 = GRAPHICS_VER_FULL(i915) >= IP_VER(12, 50); + bool has_pte64 = GRAPHICS_VER_FULL(i915) >= IP_VER(12, 55); struct drm_i915_gem_object *obj; struct i915_address_space *vm; struct i915_gem_context *ctx; diff --git a/drivers/gpu/drm/i915/gem/selftests/i915_gem_client_blt.c b/drivers/gpu/drm/i915/gem/selftests/i915_gem_client_blt.c index 10a7847f1b04..bac15196b4d2 100644 --- a/drivers/gpu/drm/i915/gem/selftests/i915_gem_client_blt.c +++ b/drivers/gpu/drm/i915/gem/selftests/i915_gem_client_blt.c @@ -117,7 +117,7 @@ static bool fastblit_supports_x_tiling(const struct drm_i915_private *i915) if (gen < 12) return true; - if (GRAPHICS_VER_FULL(i915) < IP_VER(12, 50)) + if (GRAPHICS_VER_FULL(i915) < IP_VER(12, 55)) return false; return HAS_DISPLAY(i915); @@ -166,7 +166,7 @@ static int prepare_blit(const struct tiled_blits *t, src_pitch = t->width; /* in dwords */ if (src->tiling == CLIENT_TILING_Y) { src_tiles = XY_FAST_COPY_BLT_D0_SRC_TILE_MODE(YMAJOR); - if (GRAPHICS_VER_FULL(to_i915(batch->base.dev)) >= IP_VER(12, 50)) + if (GRAPHICS_VER_FULL(to_i915(batch->base.dev)) >= IP_VER(12, 55)) src_4t = XY_FAST_COPY_BLT_D1_SRC_TILE4; } else if (src->tiling == CLIENT_TILING_X) { src_tiles = XY_FAST_COPY_BLT_D0_SRC_TILE_MODE(TILE_X); @@ -177,7 +177,7 @@ static int prepare_blit(const struct tiled_blits *t, dst_pitch = t->width; /* in dwords */ if (dst->tiling == CLIENT_TILING_Y) { dst_tiles = XY_FAST_COPY_BLT_D0_DST_TILE_MODE(YMAJOR); - if (GRAPHICS_VER_FULL(to_i915(batch->base.dev)) >= IP_VER(12, 50)) + if (GRAPHICS_VER_FULL(to_i915(batch->base.dev)) >= IP_VER(12, 55)) dst_4t = XY_FAST_COPY_BLT_D1_DST_TILE4; } else if (dst->tiling == CLIENT_TILING_X) { dst_tiles = XY_FAST_COPY_BLT_D0_DST_TILE_MODE(TILE_X); @@ -365,7 +365,7 @@ static u64 tiled_offset(const struct intel_gt *gt, v += x; swizzle = gt->ggtt->bit_6_swizzle_x; - } else if (GRAPHICS_VER_FULL(gt->i915) >= IP_VER(12, 50)) { + } else if (GRAPHICS_VER_FULL(gt->i915) >= IP_VER(12, 55)) { /* Y-major tiling layout is Tile4 for Xe_HP and beyond */ v = linear_x_y_to_ftiled_pos(x_pos, y_pos, stride, 32); diff --git a/drivers/gpu/drm/i915/gt/gen8_engine_cs.c b/drivers/gpu/drm/i915/gt/gen8_engine_cs.c index e1bf13e3d307..24d1c28201fa 100644 --- a/drivers/gpu/drm/i915/gt/gen8_engine_cs.c +++ b/drivers/gpu/drm/i915/gt/gen8_engine_cs.c @@ -827,7 +827,7 @@ u32 *gen12_emit_fini_breadcrumb_rcs(struct i915_request *rq, u32 *cs) cs = gen12_emit_pipe_control(cs, 0, PIPE_CONTROL_DEPTH_CACHE_FLUSH, 0); - if (GRAPHICS_VER(i915) == 12 && GRAPHICS_VER_FULL(i915) < IP_VER(12, 50)) + if (GRAPHICS_VER(i915) == 12 && GRAPHICS_VER_FULL(i915) < IP_VER(12, 55)) /* Wa_1409600907 */ flags |= PIPE_CONTROL_DEPTH_STALL; diff --git a/drivers/gpu/drm/i915/gt/intel_engine_cs.c b/drivers/gpu/drm/i915/gt/intel_engine_cs.c index 1ade568ffbfa..68abc8575bb7 100644 --- a/drivers/gpu/drm/i915/gt/intel_engine_cs.c +++ b/drivers/gpu/drm/i915/gt/intel_engine_cs.c @@ -765,14 +765,14 @@ static void engine_mask_apply_media_fuses(struct intel_gt *gt) * and bits have disable semantices. */ media_fuse = intel_uncore_read(gt->uncore, GEN11_GT_VEBOX_VDBOX_DISABLE); - if (MEDIA_VER_FULL(i915) < IP_VER(12, 50)) + if (MEDIA_VER_FULL(i915) < IP_VER(12, 55)) media_fuse = ~media_fuse; vdbox_mask = media_fuse & GEN11_GT_VDBOX_DISABLE_MASK; vebox_mask = (media_fuse & GEN11_GT_VEBOX_DISABLE_MASK) >> GEN11_GT_VEBOX_DISABLE_SHIFT; - if (MEDIA_VER_FULL(i915) >= IP_VER(12, 50)) { + if (MEDIA_VER_FULL(i915) >= IP_VER(12, 55)) { fuse1 = intel_uncore_read(gt->uncore, HSW_PAVP_FUSE1); gt->info.sfc_mask = REG_FIELD_GET(XEHP_SFC_ENABLE_MASK, fuse1); } else { @@ -1193,7 +1193,6 @@ static int intel_engine_init_tlb_invalidation(struct intel_engine_cs *engine) if (GRAPHICS_VER_FULL(i915) == IP_VER(12, 74) || GRAPHICS_VER_FULL(i915) == IP_VER(12, 71) || GRAPHICS_VER_FULL(i915) == IP_VER(12, 70) || - GRAPHICS_VER_FULL(i915) == IP_VER(12, 50) || GRAPHICS_VER_FULL(i915) == IP_VER(12, 55)) { regs = xehp_regs; num = ARRAY_SIZE(xehp_regs); diff --git a/drivers/gpu/drm/i915/gt/intel_execlists_submission.c b/drivers/gpu/drm/i915/gt/intel_execlists_submission.c index 42aade0faf2d..4bc6c437e7f7 100644 --- a/drivers/gpu/drm/i915/gt/intel_execlists_submission.c +++ b/drivers/gpu/drm/i915/gt/intel_execlists_submission.c @@ -493,7 +493,7 @@ __execlists_schedule_in(struct i915_request *rq) /* Use a fixed tag for OA and friends */ GEM_BUG_ON(ce->tag <= BITS_PER_LONG); ce->lrc.ccid = ce->tag; - } else if (GRAPHICS_VER_FULL(engine->i915) >= IP_VER(12, 50)) { + } else if (GRAPHICS_VER_FULL(engine->i915) >= IP_VER(12, 55)) { /* We don't need a strict matching tag, just different values */ unsigned int tag = ffs(READ_ONCE(engine->context_tag)); @@ -613,7 +613,7 @@ static void __execlists_schedule_out(struct i915_request * const rq, intel_engine_add_retire(engine, ce->timeline); ccid = ce->lrc.ccid; - if (GRAPHICS_VER_FULL(engine->i915) >= IP_VER(12, 50)) { + if (GRAPHICS_VER_FULL(engine->i915) >= IP_VER(12, 55)) { ccid >>= XEHP_SW_CTX_ID_SHIFT - 32; ccid &= XEHP_MAX_CONTEXT_HW_ID; } else { @@ -1907,7 +1907,7 @@ process_csb(struct intel_engine_cs *engine, struct i915_request **inactive) ENGINE_TRACE(engine, "csb[%d]: status=0x%08x:0x%08x\n", head, upper_32_bits(csb), lower_32_bits(csb)); - if (GRAPHICS_VER_FULL(engine->i915) >= IP_VER(12, 50)) + if (GRAPHICS_VER_FULL(engine->i915) >= IP_VER(12, 55)) promote = xehp_csb_parse(csb); else if (GRAPHICS_VER(engine->i915) >= 12) promote = gen12_csb_parse(csb); @@ -3479,7 +3479,7 @@ logical_ring_default_vfuncs(struct intel_engine_cs *engine) } } - if (GRAPHICS_VER_FULL(engine->i915) >= IP_VER(12, 50)) { + if (GRAPHICS_VER_FULL(engine->i915) >= IP_VER(12, 55)) { if (intel_engine_has_preemption(engine)) engine->emit_bb_start = xehp_emit_bb_start; else @@ -3582,7 +3582,7 @@ int intel_execlists_submission_setup(struct intel_engine_cs *engine) engine->context_tag = GENMASK(BITS_PER_LONG - 2, 0); if (GRAPHICS_VER(engine->i915) >= 11 && - GRAPHICS_VER_FULL(engine->i915) < IP_VER(12, 50)) { + GRAPHICS_VER_FULL(engine->i915) < IP_VER(12, 55)) { execlists->ccid |= engine->instance << (GEN11_ENGINE_INSTANCE_SHIFT - 32); execlists->ccid |= engine->class << (GEN11_ENGINE_CLASS_SHIFT - 32); } diff --git a/drivers/gpu/drm/i915/gt/intel_gt.c b/drivers/gpu/drm/i915/gt/intel_gt.c index a425db5ed3a2..2c6d31b8fc1a 100644 --- a/drivers/gpu/drm/i915/gt/intel_gt.c +++ b/drivers/gpu/drm/i915/gt/intel_gt.c @@ -278,7 +278,7 @@ intel_gt_clear_error_registers(struct intel_gt *gt, intel_uncore_posting_read(uncore, XELPMP_RING_FAULT_REG); - } else if (GRAPHICS_VER_FULL(i915) >= IP_VER(12, 50)) { + } else if (GRAPHICS_VER_FULL(i915) >= IP_VER(12, 55)) { intel_gt_mcr_multicast_rmw(gt, XEHP_RING_FAULT_REG, RING_FAULT_VALID, 0); intel_gt_mcr_read_any(gt, XEHP_RING_FAULT_REG); @@ -403,7 +403,7 @@ void intel_gt_check_and_clear_faults(struct intel_gt *gt) struct drm_i915_private *i915 = gt->i915; /* From GEN8 onwards we only have one 'All Engine Fault Register' */ - if (GRAPHICS_VER_FULL(i915) >= IP_VER(12, 50)) + if (GRAPHICS_VER_FULL(i915) >= IP_VER(12, 55)) xehp_check_faults(gt); else if (GRAPHICS_VER(i915) >= 8) gen8_check_faults(gt); diff --git a/drivers/gpu/drm/i915/gt/intel_gt_mcr.c b/drivers/gpu/drm/i915/gt/intel_gt_mcr.c index 5a2bd8de155a..29443bf7c06c 100644 --- a/drivers/gpu/drm/i915/gt/intel_gt_mcr.c +++ b/drivers/gpu/drm/i915/gt/intel_gt_mcr.c @@ -184,7 +184,7 @@ void intel_gt_mcr_init(struct intel_gt *gt) * steering. */ } else if (GRAPHICS_VER(i915) >= 11 && - GRAPHICS_VER_FULL(i915) < IP_VER(12, 50)) { + GRAPHICS_VER_FULL(i915) < IP_VER(12, 55)) { gt->steering_table[L3BANK] = icl_l3bank_steering_table; gt->info.l3bank_mask = ~intel_uncore_read(gt->uncore, GEN10_MIRROR_FUSE3) & @@ -829,7 +829,7 @@ void intel_gt_mcr_get_ss_steering(struct intel_gt *gt, unsigned int dss, if (IS_PONTEVECCHIO(gt->i915)) { *group = dss / GEN_DSS_PER_CSLICE; *instance = dss % GEN_DSS_PER_CSLICE; - } else if (GRAPHICS_VER_FULL(gt->i915) >= IP_VER(12, 50)) { + } else if (GRAPHICS_VER_FULL(gt->i915) >= IP_VER(12, 55)) { *group = dss / GEN_DSS_PER_GSLICE; *instance = dss % GEN_DSS_PER_GSLICE; } else { diff --git a/drivers/gpu/drm/i915/gt/intel_gt_mcr.h b/drivers/gpu/drm/i915/gt/intel_gt_mcr.h index 01ac565a56a4..a67a4c35a4fa 100644 --- a/drivers/gpu/drm/i915/gt/intel_gt_mcr.h +++ b/drivers/gpu/drm/i915/gt/intel_gt_mcr.h @@ -54,7 +54,7 @@ int intel_gt_mcr_wait_for_reg(struct intel_gt *gt, * the topology, so we lookup the DSS ID directly in "slice 0." */ #define _HAS_SS(ss_, gt_, group_, instance_) ( \ - GRAPHICS_VER_FULL(gt_->i915) >= IP_VER(12, 50) ? \ + GRAPHICS_VER_FULL(gt_->i915) >= IP_VER(12, 55) ? \ intel_sseu_has_subslice(&(gt_)->info.sseu, 0, ss_) : \ intel_sseu_has_subslice(&(gt_)->info.sseu, group_, instance_)) diff --git a/drivers/gpu/drm/i915/gt/intel_gtt.c b/drivers/gpu/drm/i915/gt/intel_gtt.c index 7811a8c9da06..30b128b1fde7 100644 --- a/drivers/gpu/drm/i915/gt/intel_gtt.c +++ b/drivers/gpu/drm/i915/gt/intel_gtt.c @@ -680,7 +680,7 @@ void setup_private_pat(struct intel_gt *gt) if (GRAPHICS_VER_FULL(i915) >= IP_VER(12, 70)) xelpg_setup_private_ppat(gt); - else if (GRAPHICS_VER_FULL(i915) >= IP_VER(12, 50)) + else if (GRAPHICS_VER_FULL(i915) >= IP_VER(12, 55)) xehp_setup_private_ppat(gt); else if (GRAPHICS_VER(i915) >= 12) tgl_setup_private_ppat(uncore); diff --git a/drivers/gpu/drm/i915/gt/intel_lrc.c b/drivers/gpu/drm/i915/gt/intel_lrc.c index 7f1b00cb9924..b387146ede98 100644 --- a/drivers/gpu/drm/i915/gt/intel_lrc.c +++ b/drivers/gpu/drm/i915/gt/intel_lrc.c @@ -676,7 +676,7 @@ static const u8 *reg_offsets(const struct intel_engine_cs *engine) static int lrc_ring_mi_mode(const struct intel_engine_cs *engine) { - if (GRAPHICS_VER_FULL(engine->i915) >= IP_VER(12, 50)) + if (GRAPHICS_VER_FULL(engine->i915) >= IP_VER(12, 55)) return 0x70; else if (GRAPHICS_VER(engine->i915) >= 12) return 0x60; @@ -690,7 +690,7 @@ static int lrc_ring_mi_mode(const struct intel_engine_cs *engine) static int lrc_ring_bb_offset(const struct intel_engine_cs *engine) { - if (GRAPHICS_VER_FULL(engine->i915) >= IP_VER(12, 50)) + if (GRAPHICS_VER_FULL(engine->i915) >= IP_VER(12, 55)) return 0x80; else if (GRAPHICS_VER(engine->i915) >= 12) return 0x70; @@ -705,7 +705,7 @@ static int lrc_ring_bb_offset(const struct intel_engine_cs *engine) static int lrc_ring_gpr0(const struct intel_engine_cs *engine) { - if (GRAPHICS_VER_FULL(engine->i915) >= IP_VER(12, 50)) + if (GRAPHICS_VER_FULL(engine->i915) >= IP_VER(12, 55)) return 0x84; else if (GRAPHICS_VER(engine->i915) >= 12) return 0x74; @@ -752,7 +752,7 @@ static int lrc_ring_indirect_offset(const struct intel_engine_cs *engine) static int lrc_ring_cmd_buf_cctl(const struct intel_engine_cs *engine) { - if (GRAPHICS_VER_FULL(engine->i915) >= IP_VER(12, 50)) + if (GRAPHICS_VER_FULL(engine->i915) >= IP_VER(12, 55)) /* * Note that the CSFE context has a dummy slot for CMD_BUF_CCTL * simply to match the RCS context image layout. diff --git a/drivers/gpu/drm/i915/gt/intel_migrate.c b/drivers/gpu/drm/i915/gt/intel_migrate.c index 86ba2f2e485c..6f7af4077135 100644 --- a/drivers/gpu/drm/i915/gt/intel_migrate.c +++ b/drivers/gpu/drm/i915/gt/intel_migrate.c @@ -925,7 +925,7 @@ static int emit_clear(struct i915_request *rq, u32 offset, int size, GEM_BUG_ON(size >> PAGE_SHIFT > S16_MAX); - if (GRAPHICS_VER_FULL(i915) >= IP_VER(12, 50)) + if (GRAPHICS_VER_FULL(i915) >= IP_VER(12, 55)) ring_sz = XY_FAST_COLOR_BLT_DW; else if (ver >= 8) ring_sz = 8; @@ -936,7 +936,7 @@ static int emit_clear(struct i915_request *rq, u32 offset, int size, if (IS_ERR(cs)) return PTR_ERR(cs); - if (GRAPHICS_VER_FULL(i915) >= IP_VER(12, 50)) { + if (GRAPHICS_VER_FULL(i915) >= IP_VER(12, 55)) { *cs++ = XY_FAST_COLOR_BLT_CMD | XY_FAST_COLOR_BLT_DEPTH_32 | (XY_FAST_COLOR_BLT_DW - 2); *cs++ = FIELD_PREP(XY_FAST_COLOR_BLT_MOCS_MASK, mocs) | diff --git a/drivers/gpu/drm/i915/gt/intel_mocs.c b/drivers/gpu/drm/i915/gt/intel_mocs.c index c931c56945bd..9fac5e2318e2 100644 --- a/drivers/gpu/drm/i915/gt/intel_mocs.c +++ b/drivers/gpu/drm/i915/gt/intel_mocs.c @@ -639,7 +639,7 @@ static void init_l3cc_table(struct intel_gt *gt, intel_gt_mcr_lock(gt, &flags); for_each_l3cc(l3cc, table, i) - if (GRAPHICS_VER_FULL(gt->i915) >= IP_VER(12, 50)) + if (GRAPHICS_VER_FULL(gt->i915) >= IP_VER(12, 55)) intel_gt_mcr_multicast_write_fw(gt, XEHP_LNCFCMOCS(i), l3cc); else intel_uncore_write_fw(gt->uncore, GEN9_LNCFCMOCS(i), l3cc); diff --git a/drivers/gpu/drm/i915/gt/intel_sseu.c b/drivers/gpu/drm/i915/gt/intel_sseu.c index 6a3246240e81..5eec9cd6199f 100644 --- a/drivers/gpu/drm/i915/gt/intel_sseu.c +++ b/drivers/gpu/drm/i915/gt/intel_sseu.c @@ -642,7 +642,7 @@ void intel_sseu_info_init(struct intel_gt *gt) { struct drm_i915_private *i915 = gt->i915; - if (GRAPHICS_VER_FULL(i915) >= IP_VER(12, 50)) + if (GRAPHICS_VER_FULL(i915) >= IP_VER(12, 55)) xehp_sseu_info_init(gt); else if (GRAPHICS_VER(i915) >= 12) gen12_sseu_info_init(gt); @@ -851,7 +851,7 @@ void intel_sseu_print_topology(struct drm_i915_private *i915, { if (sseu->max_slices == 0) drm_printf(p, "Unavailable\n"); - else if (GRAPHICS_VER_FULL(i915) >= IP_VER(12, 50)) + else if (GRAPHICS_VER_FULL(i915) >= IP_VER(12, 55)) sseu_print_xehp_topology(sseu, p); else sseu_print_hsw_topology(sseu, p); diff --git a/drivers/gpu/drm/i915/gt/intel_workarounds.c b/drivers/gpu/drm/i915/gt/intel_workarounds.c index 9484b38acc72..b686f68d3a5a 100644 --- a/drivers/gpu/drm/i915/gt/intel_workarounds.c +++ b/drivers/gpu/drm/i915/gt/intel_workarounds.c @@ -2770,7 +2770,7 @@ add_render_compute_tuning_settings(struct intel_gt *gt, wa_mcr_masked_field_set(wal, GEN9_ROW_CHICKEN4, THREAD_EX_ARB_MODE, THREAD_EX_ARB_MODE_RR_AFTER_DEP); - if (GRAPHICS_VER(i915) == 12 && GRAPHICS_VER_FULL(i915) < IP_VER(12, 50)) + if (GRAPHICS_VER(i915) == 12 && GRAPHICS_VER_FULL(i915) < IP_VER(12, 55)) wa_write_clr(wal, GEN8_GARBCNTL, GEN12_BUS_HASH_CTL_BIT_EXC); } @@ -2973,7 +2973,7 @@ static bool mcr_range(struct drm_i915_private *i915, u32 offset) const struct i915_range *mcr_ranges; int i; - if (GRAPHICS_VER_FULL(i915) >= IP_VER(12, 50)) + if (GRAPHICS_VER_FULL(i915) >= IP_VER(12, 55)) mcr_ranges = mcr_ranges_xehp; else if (GRAPHICS_VER(i915) >= 12) mcr_ranges = mcr_ranges_gen12; diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc.c b/drivers/gpu/drm/i915/gt/uc/intel_guc.c index 2b450c43bbd7..2fa7a7505aaf 100644 --- a/drivers/gpu/drm/i915/gt/uc/intel_guc.c +++ b/drivers/gpu/drm/i915/gt/uc/intel_guc.c @@ -286,7 +286,7 @@ static u32 guc_ctl_wa_flags(struct intel_guc *guc) /* Wa_22012773006:gen11,gen12 < XeHP */ if (GRAPHICS_VER(gt->i915) >= 11 && - GRAPHICS_VER_FULL(gt->i915) < IP_VER(12, 50)) + GRAPHICS_VER_FULL(gt->i915) < IP_VER(12, 55)) flags |= GUC_WA_POLLCS; /* Wa_14014475959 */ diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc_ads.c b/drivers/gpu/drm/i915/gt/uc/intel_guc_ads.c index f7372f736a77..3345aed2f88a 100644 --- a/drivers/gpu/drm/i915/gt/uc/intel_guc_ads.c +++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_ads.c @@ -393,7 +393,7 @@ static int guc_mmio_regset_init(struct temp_regset *regset, /* add in local MOCS registers */ for (i = 0; i < LNCFCMOCS_REG_COUNT; i++) - if (GRAPHICS_VER_FULL(engine->i915) >= IP_VER(12, 50)) + if (GRAPHICS_VER_FULL(engine->i915) >= IP_VER(12, 55)) ret |= GUC_MCR_REG_ADD(gt, regset, XEHP_LNCFCMOCS(i), false); else ret |= GUC_MMIO_REG_ADD(gt, regset, GEN9_LNCFCMOCS(i), false); @@ -503,7 +503,7 @@ static void fill_engine_enable_masks(struct intel_gt *gt, #define LR_HW_CONTEXT_SIZE (80 * sizeof(u32)) #define XEHP_LR_HW_CONTEXT_SIZE (96 * sizeof(u32)) -#define LR_HW_CONTEXT_SZ(i915) (GRAPHICS_VER_FULL(i915) >= IP_VER(12, 50) ? \ +#define LR_HW_CONTEXT_SZ(i915) (GRAPHICS_VER_FULL(i915) >= IP_VER(12, 55) ? \ XEHP_LR_HW_CONTEXT_SIZE : \ LR_HW_CONTEXT_SIZE) #define LRC_SKIP_SIZE(i915) (LRC_PPHWSP_SZ * PAGE_SIZE + LR_HW_CONTEXT_SZ(i915)) diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc_fw.c b/drivers/gpu/drm/i915/gt/uc/intel_guc_fw.c index 52332bb14339..a35e32695e1b 100644 --- a/drivers/gpu/drm/i915/gt/uc/intel_guc_fw.c +++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_fw.c @@ -26,7 +26,7 @@ static void guc_prepare_xfer(struct intel_gt *gt) GUC_ENABLE_READ_CACHE_FOR_WOPCM_DATA | GUC_ENABLE_MIA_CLOCK_GATING; - if (GRAPHICS_VER_FULL(uncore->i915) < IP_VER(12, 50)) + if (GRAPHICS_VER_FULL(uncore->i915) < IP_VER(12, 55)) shim_flags |= GUC_DISABLE_SRAM_INIT_TO_ZEROES | GUC_ENABLE_MIA_CACHING; diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c b/drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c index f3dcae4b9d45..03ce1255bbc2 100644 --- a/drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c +++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c @@ -4507,7 +4507,7 @@ static void guc_default_vfuncs(struct intel_engine_cs *engine) */ engine->emit_bb_start = gen8_emit_bb_start; - if (GRAPHICS_VER_FULL(engine->i915) >= IP_VER(12, 50)) + if (GRAPHICS_VER_FULL(engine->i915) >= IP_VER(12, 55)) engine->emit_bb_start = xehp_emit_bb_start; } diff --git a/drivers/gpu/drm/i915/i915_getparam.c b/drivers/gpu/drm/i915/i915_getparam.c index 5c3fec63cb4c..fc4c3d4e2b40 100644 --- a/drivers/gpu/drm/i915/i915_getparam.c +++ b/drivers/gpu/drm/i915/i915_getparam.c @@ -160,7 +160,7 @@ int i915_getparam_ioctl(struct drm_device *dev, void *data, break; case I915_PARAM_SLICE_MASK: /* Not supported from Xe_HP onward; use topology queries */ - if (GRAPHICS_VER_FULL(i915) >= IP_VER(12, 50)) + if (GRAPHICS_VER_FULL(i915) >= IP_VER(12, 55)) return -EINVAL; value = sseu->slice_mask; @@ -169,7 +169,7 @@ int i915_getparam_ioctl(struct drm_device *dev, void *data, break; case I915_PARAM_SUBSLICE_MASK: /* Not supported from Xe_HP onward; use topology queries */ - if (GRAPHICS_VER_FULL(i915) >= IP_VER(12, 50)) + if (GRAPHICS_VER_FULL(i915) >= IP_VER(12, 55)) return -EINVAL; /* Only copy bits from the first slice */ diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c index a0b784ebaddd..2594eb10c559 100644 --- a/drivers/gpu/drm/i915/i915_gpu_error.c +++ b/drivers/gpu/drm/i915/i915_gpu_error.c @@ -1245,8 +1245,7 @@ static void engine_record_registers(struct intel_engine_coredump *ee) if (MEDIA_VER(i915) >= 13 && engine->gt->type == GT_MEDIA) ee->fault_reg = intel_uncore_read(engine->uncore, XELPMP_RING_FAULT_REG); - - else if (GRAPHICS_VER_FULL(i915) >= IP_VER(12, 50)) + else if (GRAPHICS_VER_FULL(i915) >= IP_VER(12, 55)) ee->fault_reg = intel_gt_mcr_read_any(engine->gt, XEHP_RING_FAULT_REG); else if (GRAPHICS_VER(i915) >= 12) @@ -1852,7 +1851,7 @@ static void gt_record_global_regs(struct intel_gt_coredump *gt) if (GRAPHICS_VER(i915) == 7) gt->err_int = intel_uncore_read(uncore, GEN7_ERR_INT); - if (GRAPHICS_VER_FULL(i915) >= IP_VER(12, 50)) { + if (GRAPHICS_VER_FULL(i915) >= IP_VER(12, 55)) { gt->fault_data0 = intel_gt_mcr_read_any((struct intel_gt *)gt->_gt, XEHP_FAULT_TLB_DATA0); gt->fault_data1 = intel_gt_mcr_read_any((struct intel_gt *)gt->_gt, diff --git a/drivers/gpu/drm/i915/i915_perf.c b/drivers/gpu/drm/i915/i915_perf.c index 9052889dc0dc..0b1cd4c7a525 100644 --- a/drivers/gpu/drm/i915/i915_perf.c +++ b/drivers/gpu/drm/i915/i915_perf.c @@ -292,7 +292,7 @@ static u32 i915_perf_stream_paranoid = true; #define OAREPORT_REASON_CTX_SWITCH (1<<3) #define OAREPORT_REASON_CLK_RATIO (1<<5) -#define HAS_MI_SET_PREDICATE(i915) (GRAPHICS_VER_FULL(i915) >= IP_VER(12, 50)) +#define HAS_MI_SET_PREDICATE(i915) (GRAPHICS_VER_FULL(i915) >= IP_VER(12, 55)) /* For sysctl proc_dointvec_minmax of i915_oa_max_sample_rate * @@ -817,7 +817,7 @@ static int gen8_append_oa_reports(struct i915_perf_stream *stream, */ if (oa_report_ctx_invalid(stream, report) && - GRAPHICS_VER_FULL(stream->engine->i915) < IP_VER(12, 50)) { + GRAPHICS_VER_FULL(stream->engine->i915) < IP_VER(12, 55)) { ctx_id = INVALID_CTX_ID; oa_context_id_squash(stream, report32); } @@ -1419,7 +1419,7 @@ static int gen12_get_render_context_id(struct i915_perf_stream *stream) mask = ((1U << GEN12_GUC_SW_CTX_ID_WIDTH) - 1) << (GEN12_GUC_SW_CTX_ID_SHIFT - 32); - } else if (GRAPHICS_VER_FULL(stream->engine->i915) >= IP_VER(12, 50)) { + } else if (GRAPHICS_VER_FULL(stream->engine->i915) >= IP_VER(12, 55)) { ctx_id = (XEHP_MAX_CONTEXT_HW_ID - 1) << (XEHP_SW_CTX_ID_SHIFT - 32); @@ -4122,7 +4122,7 @@ static int read_properties_unlocked(struct i915_perf *perf, props->hold_preemption = !!value; break; case DRM_I915_PERF_PROP_GLOBAL_SSEU: { - if (GRAPHICS_VER_FULL(perf->i915) >= IP_VER(12, 50)) { + if (GRAPHICS_VER_FULL(perf->i915) >= IP_VER(12, 55)) { drm_dbg(&perf->i915->drm, "SSEU config not supported on gfx %x\n", GRAPHICS_VER_FULL(perf->i915)); diff --git a/drivers/gpu/drm/i915/i915_query.c b/drivers/gpu/drm/i915/i915_query.c index 3baa2f54a86e..14d9ec0ed777 100644 --- a/drivers/gpu/drm/i915/i915_query.c +++ b/drivers/gpu/drm/i915/i915_query.c @@ -105,7 +105,7 @@ static int query_geometry_subslices(struct drm_i915_private *i915, struct intel_engine_cs *engine; struct i915_engine_class_instance classinstance; - if (GRAPHICS_VER_FULL(i915) < IP_VER(12, 50)) + if (GRAPHICS_VER_FULL(i915) < IP_VER(12, 55)) return -ENODEV; classinstance = *((struct i915_engine_class_instance *)&query_item->flags); diff --git a/drivers/gpu/drm/i915/intel_uncore.c b/drivers/gpu/drm/i915/intel_uncore.c index b525318dbd53..4d2b15dbe9ac 100644 --- a/drivers/gpu/drm/i915/intel_uncore.c +++ b/drivers/gpu/drm/i915/intel_uncore.c @@ -2714,7 +2714,7 @@ void intel_uncore_prune_engine_fw_domains(struct intel_uncore *uncore, * the forcewake domain if any of the other engines * in the same media slice are present. */ - if (GRAPHICS_VER_FULL(uncore->i915) >= IP_VER(12, 50) && i % 2 == 0) { + if (GRAPHICS_VER_FULL(uncore->i915) >= IP_VER(12, 55) && i % 2 == 0) { if ((i + 1 < I915_MAX_VCS) && HAS_ENGINE(gt, _VCS(i + 1))) continue; -- cgit From 326e30e4624c1f15855d8241bc639c0a0cea7429 Mon Sep 17 00:00:00 2001 From: Lucas De Marchi Date: Tue, 19 Mar 2024 23:03:02 -0700 Subject: drm/i915: Drop dead code for pvc PCI IDs for PVC were never added and platform always marked with force_probe. Drop what's not used and rename some places as needed. The registers not used anymore are also removed. Reviewed-by: Rodrigo Vivi Acked-by: Tvrtko Ursulin Link: https://patchwork.freedesktop.org/patch/msgid/20240320060543.4034215-6-lucas.demarchi@intel.com Signed-off-by: Lucas De Marchi --- drivers/gpu/drm/i915/gem/i915_gem_object_types.h | 2 +- drivers/gpu/drm/i915/gt/gen8_engine_cs.c | 3 - drivers/gpu/drm/i915/gt/intel_engine_cs.c | 33 ----- drivers/gpu/drm/i915/gt/intel_gt_mcr.c | 30 +---- drivers/gpu/drm/i915/gt/intel_gt_regs.h | 9 -- drivers/gpu/drm/i915/gt/intel_mocs.c | 19 --- drivers/gpu/drm/i915/gt/intel_rps.c | 4 +- drivers/gpu/drm/i915/gt/intel_sseu.c | 9 +- drivers/gpu/drm/i915/gt/intel_workarounds.c | 84 +------------ drivers/gpu/drm/i915/gt/intel_workarounds.c.rej | 18 +++ drivers/gpu/drm/i915/gt/uc/intel_guc.c | 2 +- drivers/gpu/drm/i915/gt/uc/intel_uc.c | 4 - drivers/gpu/drm/i915/i915_debugfs.c | 12 -- drivers/gpu/drm/i915/i915_drv.h | 9 -- drivers/gpu/drm/i915/i915_pci.c | 36 ------ drivers/gpu/drm/i915/i915_reg.h | 1 - drivers/gpu/drm/i915/intel_clock_gating.c | 16 +-- drivers/gpu/drm/i915/intel_device_info.c | 1 - drivers/gpu/drm/i915/intel_device_info.h | 1 - drivers/gpu/drm/i915/intel_step.c | 70 +---------- drivers/gpu/drm/i915/intel_uncore.c | 142 ---------------------- drivers/gpu/drm/i915/selftests/intel_uncore.c | 2 - drivers/gpu/drm/xe/compat-i915-headers/i915_drv.h | 4 - 23 files changed, 28 insertions(+), 483 deletions(-) create mode 100644 drivers/gpu/drm/i915/gt/intel_workarounds.c.rej diff --git a/drivers/gpu/drm/i915/gem/i915_gem_object_types.h b/drivers/gpu/drm/i915/gem/i915_gem_object_types.h index 0c5cdab278b6..1495b6074492 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_object_types.h +++ b/drivers/gpu/drm/i915/gem/i915_gem_object_types.h @@ -386,7 +386,7 @@ struct drm_i915_gem_object { * and kernel mode driver for caching policy control after GEN12. * In the meantime platform specific tables are created to translate * i915_cache_level into pat index, for more details check the macros - * defined i915/i915_pci.c, e.g. PVC_CACHELEVEL. + * defined i915/i915_pci.c, e.g. TGL_CACHELEVEL. * For backward compatibility, this field contains values exactly match * the entries of enum i915_cache_level for pre-GEN12 platforms (See * LEGACY_CACHELEVEL), so that the PTE encode functions for these diff --git a/drivers/gpu/drm/i915/gt/gen8_engine_cs.c b/drivers/gpu/drm/i915/gt/gen8_engine_cs.c index 24d1c28201fa..2e27bcb52e0d 100644 --- a/drivers/gpu/drm/i915/gt/gen8_engine_cs.c +++ b/drivers/gpu/drm/i915/gt/gen8_engine_cs.c @@ -189,9 +189,6 @@ static bool gen12_needs_ccs_aux_inv(struct intel_engine_cs *engine) { i915_reg_t reg = gen12_get_aux_inv_reg(engine); - if (IS_PONTEVECCHIO(engine->i915)) - return false; - /* * So far platforms supported by i915 having flat ccs do not require * AUX invalidation. Check also whether the engine requires it. diff --git a/drivers/gpu/drm/i915/gt/intel_engine_cs.c b/drivers/gpu/drm/i915/gt/intel_engine_cs.c index 68abc8575bb7..8b9729f060b5 100644 --- a/drivers/gpu/drm/i915/gt/intel_engine_cs.c +++ b/drivers/gpu/drm/i915/gt/intel_engine_cs.c @@ -839,38 +839,6 @@ static void engine_mask_apply_compute_fuses(struct intel_gt *gt) } } -static void engine_mask_apply_copy_fuses(struct intel_gt *gt) -{ - struct drm_i915_private *i915 = gt->i915; - struct intel_gt_info *info = >->info; - unsigned long meml3_mask; - unsigned long quad; - - if (!(GRAPHICS_VER_FULL(i915) >= IP_VER(12, 60) && - GRAPHICS_VER_FULL(i915) < IP_VER(12, 70))) - return; - - meml3_mask = intel_uncore_read(gt->uncore, GEN10_MIRROR_FUSE3); - meml3_mask = REG_FIELD_GET(GEN12_MEML3_EN_MASK, meml3_mask); - - /* - * Link Copy engines may be fused off according to meml3_mask. Each - * bit is a quad that houses 2 Link Copy and two Sub Copy engines. - */ - for_each_clear_bit(quad, &meml3_mask, GEN12_MAX_MSLICES) { - unsigned int instance = quad * 2 + 1; - intel_engine_mask_t mask = GENMASK(_BCS(instance + 1), - _BCS(instance)); - - if (mask & info->engine_mask) { - gt_dbg(gt, "bcs%u fused off\n", instance); - gt_dbg(gt, "bcs%u fused off\n", instance + 1); - - info->engine_mask &= ~mask; - } - } -} - /* * Determine which engines are fused off in our particular hardware. * Note that we have a catch-22 situation where we need to be able to access @@ -889,7 +857,6 @@ static intel_engine_mask_t init_engine_mask(struct intel_gt *gt) engine_mask_apply_media_fuses(gt); engine_mask_apply_compute_fuses(gt); - engine_mask_apply_copy_fuses(gt); /* * The only use of the GSC CS is to load and communicate with the GSC diff --git a/drivers/gpu/drm/i915/gt/intel_gt_mcr.c b/drivers/gpu/drm/i915/gt/intel_gt_mcr.c index 29443bf7c06c..b8912bd6c08e 100644 --- a/drivers/gpu/drm/i915/gt/intel_gt_mcr.c +++ b/drivers/gpu/drm/i915/gt/intel_gt_mcr.c @@ -69,27 +69,6 @@ static const struct intel_mmio_range dg2_lncf_steering_table[] = { {}, }; -/* - * We have several types of MCR registers on PVC where steering to (0,0) - * will always provide us with a non-terminated value. We'll stick them - * all in the same table for simplicity. - */ -static const struct intel_mmio_range pvc_instance0_steering_table[] = { - { 0x004000, 0x004AFF }, /* HALF-BSLICE */ - { 0x008800, 0x00887F }, /* CC */ - { 0x008A80, 0x008AFF }, /* TILEPSMI */ - { 0x00B000, 0x00B0FF }, /* HALF-BSLICE */ - { 0x00B100, 0x00B3FF }, /* L3BANK */ - { 0x00C800, 0x00CFFF }, /* HALF-BSLICE */ - { 0x00D800, 0x00D8FF }, /* HALF-BSLICE */ - { 0x00DD00, 0x00DDFF }, /* BSLICE */ - { 0x00E900, 0x00E9FF }, /* HALF-BSLICE */ - { 0x00EC00, 0x00EEFF }, /* HALF-BSLICE */ - { 0x00F000, 0x00FFFF }, /* HALF-BSLICE */ - { 0x024180, 0x0241FF }, /* HALF-BSLICE */ - {}, -}; - static const struct intel_mmio_range xelpg_instance0_steering_table[] = { { 0x000B00, 0x000BFF }, /* SQIDI */ { 0x001000, 0x001FFF }, /* SQIDI */ @@ -173,8 +152,6 @@ void intel_gt_mcr_init(struct intel_gt *gt) gt->steering_table[INSTANCE0] = xelpg_instance0_steering_table; gt->steering_table[L3BANK] = xelpg_l3bank_steering_table; gt->steering_table[DSS] = xelpg_dss_steering_table; - } else if (IS_PONTEVECCHIO(i915)) { - gt->steering_table[INSTANCE0] = pvc_instance0_steering_table; } else if (IS_DG2(i915)) { gt->steering_table[MSLICE] = dg2_mslice_steering_table; gt->steering_table[LNCF] = dg2_lncf_steering_table; @@ -805,8 +782,6 @@ void intel_gt_mcr_report_steering(struct drm_printer *p, struct intel_gt *gt, for (int i = 0; i < NUM_STEERING_TYPES; i++) if (gt->steering_table[i]) report_steering_type(p, gt, i, dump_table); - } else if (IS_PONTEVECCHIO(gt->i915)) { - report_steering_type(p, gt, INSTANCE0, dump_table); } else if (HAS_MSLICE_STEERING(gt->i915)) { report_steering_type(p, gt, MSLICE, dump_table); report_steering_type(p, gt, LNCF, dump_table); @@ -826,10 +801,7 @@ void intel_gt_mcr_report_steering(struct drm_printer *p, struct intel_gt *gt, void intel_gt_mcr_get_ss_steering(struct intel_gt *gt, unsigned int dss, unsigned int *group, unsigned int *instance) { - if (IS_PONTEVECCHIO(gt->i915)) { - *group = dss / GEN_DSS_PER_CSLICE; - *instance = dss % GEN_DSS_PER_CSLICE; - } else if (GRAPHICS_VER_FULL(gt->i915) >= IP_VER(12, 55)) { + if (GRAPHICS_VER_FULL(gt->i915) >= IP_VER(12, 55)) { *group = dss / GEN_DSS_PER_GSLICE; *instance = dss % GEN_DSS_PER_GSLICE; } else { diff --git a/drivers/gpu/drm/i915/gt/intel_gt_regs.h b/drivers/gpu/drm/i915/gt/intel_gt_regs.h index 919c07903767..8d8d781b44b6 100644 --- a/drivers/gpu/drm/i915/gt/intel_gt_regs.h +++ b/drivers/gpu/drm/i915/gt/intel_gt_regs.h @@ -953,10 +953,6 @@ #define GEN7_WA_FOR_GEN7_L3_CONTROL 0x3C47FF8C #define GEN7_L3AGDIS (1 << 19) -#define XEHPC_LNCFMISCCFGREG0 MCR_REG(0xb01c) -#define XEHPC_HOSTCACHEEN REG_BIT(1) -#define XEHPC_OVRLSCCC REG_BIT(0) - #define GEN7_L3CNTLREG2 _MMIO(0xb020) /* MOCS (Memory Object Control State) registers */ @@ -1013,11 +1009,6 @@ #define XEHP_L3SCQREG7 MCR_REG(0xb188) #define BLEND_FILL_CACHING_OPT_DIS REG_BIT(3) -#define XEHPC_L3SCRUB MCR_REG(0xb18c) -#define SCRUB_CL_DWNGRADE_SHARED REG_BIT(12) -#define SCRUB_RATE_PER_BANK_MASK REG_GENMASK(2, 0) -#define SCRUB_RATE_4B_PER_CLK REG_FIELD_PREP(SCRUB_RATE_PER_BANK_MASK, 0x6) - #define GEN11_GLBLINVL _MMIO(0xb404) #define GEN11_BANK_HASH_ADDR_EXCL_MASK (0x7f << 5) #define GEN11_BANK_HASH_ADDR_EXCL_BIT0 (1 << 5) diff --git a/drivers/gpu/drm/i915/gt/intel_mocs.c b/drivers/gpu/drm/i915/gt/intel_mocs.c index 9fac5e2318e2..d791d63d49b4 100644 --- a/drivers/gpu/drm/i915/gt/intel_mocs.c +++ b/drivers/gpu/drm/i915/gt/intel_mocs.c @@ -53,7 +53,6 @@ struct drm_i915_mocs_table { /* Helper defines */ #define GEN9_NUM_MOCS_ENTRIES 64 /* 63-64 are reserved, but configured. */ -#define PVC_NUM_MOCS_ENTRIES 3 #define MTL_NUM_MOCS_ENTRIES 16 /* (e)LLC caching options */ @@ -379,17 +378,6 @@ static const struct drm_i915_mocs_entry dg2_mocs_table[] = { MOCS_ENTRY(3, 0, L3_3_WB | L3_LKUP(1)), }; -static const struct drm_i915_mocs_entry pvc_mocs_table[] = { - /* Error */ - MOCS_ENTRY(0, 0, L3_3_WB), - - /* UC */ - MOCS_ENTRY(1, 0, L3_1_UC), - - /* WB */ - MOCS_ENTRY(2, 0, L3_3_WB), -}; - static const struct drm_i915_mocs_entry mtl_mocs_table[] = { /* Error - Reserved for Non-Use */ MOCS_ENTRY(0, @@ -476,13 +464,6 @@ static unsigned int get_mocs_settings(struct drm_i915_private *i915, table->n_entries = MTL_NUM_MOCS_ENTRIES; table->uc_index = 9; table->unused_entries_index = 1; - } else if (IS_PONTEVECCHIO(i915)) { - table->size = ARRAY_SIZE(pvc_mocs_table); - table->table = pvc_mocs_table; - table->n_entries = PVC_NUM_MOCS_ENTRIES; - table->uc_index = 1; - table->wb_index = 2; - table->unused_entries_index = 2; } else if (IS_DG2(i915)) { table->size = ARRAY_SIZE(dg2_mocs_table); table->table = dg2_mocs_table; diff --git a/drivers/gpu/drm/i915/gt/intel_rps.c b/drivers/gpu/drm/i915/gt/intel_rps.c index d46ce48d5007..005942b145aa 100644 --- a/drivers/gpu/drm/i915/gt/intel_rps.c +++ b/drivers/gpu/drm/i915/gt/intel_rps.c @@ -1086,9 +1086,7 @@ static u32 intel_rps_read_state_cap(struct intel_rps *rps) struct drm_i915_private *i915 = rps_to_i915(rps); struct intel_uncore *uncore = rps_to_uncore(rps); - if (IS_PONTEVECCHIO(i915)) - return intel_uncore_read(uncore, PVC_RP_STATE_CAP); - else if (IS_GEN9_LP(i915)) + if (IS_GEN9_LP(i915)) return intel_uncore_read(uncore, BXT_RP_STATE_CAP); else return intel_uncore_read(uncore, GEN6_RP_STATE_CAP); diff --git a/drivers/gpu/drm/i915/gt/intel_sseu.c b/drivers/gpu/drm/i915/gt/intel_sseu.c index 5eec9cd6199f..c8fadf58d836 100644 --- a/drivers/gpu/drm/i915/gt/intel_sseu.c +++ b/drivers/gpu/drm/i915/gt/intel_sseu.c @@ -214,13 +214,8 @@ static void xehp_sseu_info_init(struct intel_gt *gt) int num_compute_regs, num_geometry_regs; int eu; - if (IS_PONTEVECCHIO(gt->i915)) { - num_geometry_regs = 0; - num_compute_regs = 2; - } else { - num_geometry_regs = 1; - num_compute_regs = 1; - } + num_geometry_regs = 1; + num_compute_regs = 1; /* * The concept of slice has been removed in Xe_HP. To be compatible diff --git a/drivers/gpu/drm/i915/gt/intel_workarounds.c b/drivers/gpu/drm/i915/gt/intel_workarounds.c index b686f68d3a5a..88a52c671368 100644 --- a/drivers/gpu/drm/i915/gt/intel_workarounds.c +++ b/drivers/gpu/drm/i915/gt/intel_workarounds.c @@ -257,12 +257,6 @@ wa_write(struct i915_wa_list *wal, i915_reg_t reg, u32 set) wa_write_clr_set(wal, reg, ~0, set); } -static void -wa_mcr_write(struct i915_wa_list *wal, i915_mcr_reg_t reg, u32 set) -{ - wa_mcr_write_clr_set(wal, reg, ~0, set); -} - static void wa_write_or(struct i915_wa_list *wal, i915_reg_t reg, u32 set) { @@ -918,8 +912,6 @@ __intel_engine_init_ctx_wa(struct intel_engine_cs *engine, if (IS_GFX_GT_IP_RANGE(engine->gt, IP_VER(12, 70), IP_VER(12, 74))) xelpg_ctx_workarounds_init(engine, wal); - else if (IS_PONTEVECCHIO(i915)) - ; /* noop; none at this time */ else if (IS_DG2(i915)) dg2_ctx_workarounds_init(engine, wal); else if (IS_DG1(i915)) @@ -1374,20 +1366,6 @@ xehp_init_mcr(struct intel_gt *gt, struct i915_wa_list *wal) __set_mcr_steering(wal, GAM_MCR_SELECTOR, 1, 0); } -static void -pvc_init_mcr(struct intel_gt *gt, struct i915_wa_list *wal) -{ - unsigned int dss; - - /* - * Setup implicit steering for COMPUTE and DSS ranges to the first - * non-fused-off DSS. All other types of MCR registers will be - * explicitly steered. - */ - dss = intel_sseu_find_first_xehp_dss(>->info.sseu, 0, 0); - __add_mcr_wa(gt, wal, dss / GEN_DSS_PER_CSLICE, dss % GEN_DSS_PER_CSLICE); -} - static void icl_gt_workarounds_init(struct intel_gt *gt, struct i915_wa_list *wal) { @@ -1556,24 +1534,6 @@ dg2_gt_workarounds_init(struct intel_gt *gt, struct i915_wa_list *wal) wa_mcr_write_or(wal, XEHP_L3NODEARBCFG, XEHP_LNESPARE); } -static void -pvc_gt_workarounds_init(struct intel_gt *gt, struct i915_wa_list *wal) -{ - pvc_init_mcr(gt, wal); - - /* Wa_14015795083 */ - wa_write_clr(wal, GEN7_MISCCPCTL, GEN12_DOP_CLOCK_GATE_RENDER_ENABLE); - - /* Wa_18018781329 */ - wa_mcr_write_or(wal, RENDER_MOD_CTRL, FORCE_MISS_FTLB); - wa_mcr_write_or(wal, COMP_MOD_CTRL, FORCE_MISS_FTLB); - wa_mcr_write_or(wal, XEHP_VDBX_MOD_CTRL, FORCE_MISS_FTLB); - wa_mcr_write_or(wal, XEHP_VEBX_MOD_CTRL, FORCE_MISS_FTLB); - - /* Wa_16016694945 */ - wa_mcr_masked_en(wal, XEHPC_LNCFMISCCFGREG0, XEHPC_OVRLSCCC); -} - static void xelpg_gt_workarounds_init(struct intel_gt *gt, struct i915_wa_list *wal) { @@ -1649,12 +1609,6 @@ static void gt_tuning_settings(struct intel_gt *gt, struct i915_wa_list *wal) wa_mcr_write_or(wal, XEHP_SQCM, EN_32B_ACCESS); } - if (IS_PONTEVECCHIO(gt->i915)) { - wa_mcr_write(wal, XEHPC_L3SCRUB, - SCRUB_CL_DWNGRADE_SHARED | SCRUB_RATE_4B_PER_CLK); - wa_mcr_masked_en(wal, XEHPC_LNCFMISCCFGREG0, XEHPC_HOSTCACHEEN); - } - if (IS_DG2(gt->i915)) { wa_mcr_write_or(wal, XEHP_L3SCQREG7, BLEND_FILL_CACHING_OPT_DIS); wa_mcr_write_or(wal, XEHP_SQCM, EN_32B_ACCESS); @@ -1679,8 +1633,6 @@ gt_init_workarounds(struct intel_gt *gt, struct i915_wa_list *wal) if (IS_GFX_GT_IP_RANGE(gt, IP_VER(12, 70), IP_VER(12, 74))) xelpg_gt_workarounds_init(gt, wal); - else if (IS_PONTEVECCHIO(i915)) - pvc_gt_workarounds_init(gt, wal); else if (IS_DG2(i915)) dg2_gt_workarounds_init(gt, wal); else if (IS_DG1(i915)) @@ -2100,30 +2052,6 @@ static void dg2_whitelist_build(struct intel_engine_cs *engine) } } -static void blacklist_trtt(struct intel_engine_cs *engine) -{ - struct i915_wa_list *w = &engine->whitelist; - - /* - * Prevent read/write access to [0x4400, 0x4600) which covers - * the TRTT range across all engines. Note that normally userspace - * cannot access the other engines' trtt control, but for simplicity - * we cover the entire range on each engine. - */ - whitelist_reg_ext(w, _MMIO(0x4400), - RING_FORCE_TO_NONPRIV_DENY | - RING_FORCE_TO_NONPRIV_RANGE_64); - whitelist_reg_ext(w, _MMIO(0x4500), - RING_FORCE_TO_NONPRIV_DENY | - RING_FORCE_TO_NONPRIV_RANGE_64); -} - -static void pvc_whitelist_build(struct intel_engine_cs *engine) -{ - /* Wa_16014440446:pvc */ - blacklist_trtt(engine); -} - static void xelpg_whitelist_build(struct intel_engine_cs *engine) { struct i915_wa_list *w = &engine->whitelist; @@ -2150,8 +2078,6 @@ void intel_engine_init_whitelist(struct intel_engine_cs *engine) ; /* none yet */ else if (IS_GFX_GT_IP_RANGE(engine->gt, IP_VER(12, 70), IP_VER(12, 74))) xelpg_whitelist_build(engine); - else if (IS_PONTEVECCHIO(i915)) - pvc_whitelist_build(engine); else if (IS_DG2(i915)) dg2_whitelist_build(engine); else if (GRAPHICS_VER(i915) == 12) @@ -2734,10 +2660,7 @@ xcs_engine_wa_init(struct intel_engine_cs *engine, struct i915_wa_list *wal) static void ccs_engine_wa_init(struct intel_engine_cs *engine, struct i915_wa_list *wal) { - if (IS_PVC_CT_STEP(engine->i915, STEP_A0, STEP_C0)) { - /* Wa_14014999345:pvc */ - wa_mcr_masked_en(wal, GEN10_CACHE_MODE_SS, DISABLE_ECC); - } + /* boilerplate for any CCS engine workaround */ } /* @@ -2843,21 +2766,18 @@ general_render_compute_wa_init(struct intel_engine_cs *engine, struct i915_wa_li if (IS_GFX_GT_IP_STEP(gt, IP_VER(12, 70), STEP_A0, STEP_B0) || IS_GFX_GT_IP_STEP(gt, IP_VER(12, 71), STEP_A0, STEP_B0) || - IS_PONTEVECCHIO(i915) || IS_DG2(i915)) { /* Wa_22014226127 */ wa_mcr_write_or(wal, LSC_CHICKEN_BIT_0, DISABLE_D8_D16_COASLESCE); } - if (IS_PONTEVECCHIO(i915) || IS_DG2(i915)) { + if (IS_DG2(i915)) { /* Wa_14015227452:dg2,pvc */ wa_mcr_masked_en(wal, GEN9_ROW_CHICKEN4, XEHP_DIS_BBL_SYSPIPE); /* Wa_16015675438:dg2,pvc */ wa_masked_en(wal, FF_SLICE_CS_CHICKEN2, GEN12_PERF_FIX_BALANCING_CFE_DISABLE); - } - if (IS_DG2(i915)) { /* * Wa_16011620976:dg2_g11 * Wa_22015475538:dg2 diff --git a/drivers/gpu/drm/i915/gt/intel_workarounds.c.rej b/drivers/gpu/drm/i915/gt/intel_workarounds.c.rej new file mode 100644 index 000000000000..91463b1d684a --- /dev/null +++ b/drivers/gpu/drm/i915/gt/intel_workarounds.c.rej @@ -0,0 +1,18 @@ +diff a/drivers/gpu/drm/i915/gt/intel_workarounds.c b/drivers/gpu/drm/i915/gt/intel_workarounds.c (rejected hunks) +@@ -2844,14 +2767,13 @@ general_render_compute_wa_init(struct intel_engine_cs *engine, struct i915_wa_li + + if (IS_GFX_GT_IP_STEP(gt, IP_VER(12, 70), STEP_A0, STEP_B0) || + IS_GFX_GT_IP_STEP(gt, IP_VER(12, 71), STEP_A0, STEP_B0) || +- IS_PONTEVECCHIO(i915) || + IS_DG2(i915)) { + /* Wa_22014226127 */ + wa_mcr_write_or(wal, LSC_CHICKEN_BIT_0, DISABLE_D8_D16_COASLESCE); + } + +- if (IS_PONTEVECCHIO(i915) || IS_DG2(i915)) +- /* Wa_14015227452:dg2,pvc */ ++ if (IS_DG2(i915)) ++ /* Wa_14015227452 */ + wa_mcr_masked_en(wal, GEN9_ROW_CHICKEN4, XEHP_DIS_BBL_SYSPIPE); + + if (IS_DG2(i915)) { diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc.c b/drivers/gpu/drm/i915/gt/uc/intel_guc.c index 2fa7a7505aaf..ae829a24a151 100644 --- a/drivers/gpu/drm/i915/gt/uc/intel_guc.c +++ b/drivers/gpu/drm/i915/gt/uc/intel_guc.c @@ -321,7 +321,7 @@ static u32 guc_ctl_wa_flags(struct intel_guc *guc) /* Wa_14018913170 */ if (GUC_FIRMWARE_VER(guc) >= MAKE_GUC_VER(70, 7, 0)) { - if (IS_DG2(gt->i915) || IS_METEORLAKE(gt->i915) || IS_PONTEVECCHIO(gt->i915)) + if (IS_DG2(gt->i915) || IS_METEORLAKE(gt->i915)) flags |= GUC_WA_ENABLE_TSC_CHECK_ON_RC6; } diff --git a/drivers/gpu/drm/i915/gt/uc/intel_uc.c b/drivers/gpu/drm/i915/gt/uc/intel_uc.c index 28277321d9ca..b47051ddf17f 100644 --- a/drivers/gpu/drm/i915/gt/uc/intel_uc.c +++ b/drivers/gpu/drm/i915/gt/uc/intel_uc.c @@ -50,10 +50,6 @@ static void uc_expand_default_options(struct intel_uc *uc) /* Default: enable HuC authentication and GuC submission */ i915->params.enable_guc = ENABLE_GUC_LOAD_HUC | ENABLE_GUC_SUBMISSION; - - /* PVC does not use HuC */ - if (IS_PONTEVECCHIO(i915)) - i915->params.enable_guc &= ~ENABLE_GUC_LOAD_HUC; } /* Reset GuC providing us with fresh state for both GuC and HuC. diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index 990eaa029d9c..24c78873b3cf 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -156,18 +156,6 @@ static const char *i915_cache_level_str(struct drm_i915_gem_object *obj) case 4: return " WB (2-Way Coh)"; default: return " not defined"; } - } else if (IS_PONTEVECCHIO(i915)) { - switch (obj->pat_index) { - case 0: return " UC"; - case 1: return " WC"; - case 2: return " WT"; - case 3: return " WB"; - case 4: return " WT (CLOS1)"; - case 5: return " WB (CLOS1)"; - case 6: return " WT (CLOS2)"; - case 7: return " WT (CLOS2)"; - default: return " not defined"; - } } else if (GRAPHICS_VER(i915) >= 12) { switch (obj->pat_index) { case 0: return " WB"; diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index dff056587459..cf52d4adaa20 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -545,7 +545,6 @@ IS_SUBPLATFORM(const struct drm_i915_private *i915, #define IS_ALDERLAKE_S(i915) IS_PLATFORM(i915, INTEL_ALDERLAKE_S) #define IS_ALDERLAKE_P(i915) IS_PLATFORM(i915, INTEL_ALDERLAKE_P) #define IS_DG2(i915) IS_PLATFORM(i915, INTEL_DG2) -#define IS_PONTEVECCHIO(i915) IS_PLATFORM(i915, INTEL_PONTEVECCHIO) #define IS_METEORLAKE(i915) IS_PLATFORM(i915, INTEL_METEORLAKE) #define IS_LUNARLAKE(i915) 0 @@ -620,14 +619,6 @@ IS_SUBPLATFORM(const struct drm_i915_private *i915, #define IS_TIGERLAKE_UY(i915) \ IS_SUBPLATFORM(i915, INTEL_TIGERLAKE, INTEL_SUBPLATFORM_UY) -#define IS_PVC_BD_STEP(__i915, since, until) \ - (IS_PONTEVECCHIO(__i915) && \ - IS_BASEDIE_STEP(__i915, since, until)) - -#define IS_PVC_CT_STEP(__i915, since, until) \ - (IS_PONTEVECCHIO(__i915) && \ - IS_GRAPHICS_STEP(__i915, since, until)) - #define IS_LP(i915) (INTEL_INFO(i915)->is_lp) #define IS_GEN9_LP(i915) (GRAPHICS_VER(i915) == 9 && IS_LP(i915)) #define IS_GEN9_BC(i915) (GRAPHICS_VER(i915) == 9 && !IS_LP(i915)) diff --git a/drivers/gpu/drm/i915/i915_pci.c b/drivers/gpu/drm/i915/i915_pci.c index 8b673fdcf178..1e69783ae4fd 100644 --- a/drivers/gpu/drm/i915/i915_pci.c +++ b/drivers/gpu/drm/i915/i915_pci.c @@ -59,14 +59,6 @@ [I915_CACHE_WT] = 2, \ } -#define PVC_CACHELEVEL \ - .cachelevel_to_pat = { \ - [I915_CACHE_NONE] = 0, \ - [I915_CACHE_LLC] = 3, \ - [I915_CACHE_L3_LLC] = 3, \ - [I915_CACHE_WT] = 2, \ - } - #define MTL_CACHELEVEL \ .cachelevel_to_pat = { \ [I915_CACHE_NONE] = 2, \ @@ -756,34 +748,6 @@ static const struct intel_device_info ats_m_info = { .tuning_thread_rr_after_dep = 1, }; -#define XE_HPC_FEATURES \ - XE_HP_FEATURES, \ - .dma_mask_size = 52, \ - .has_3d_pipeline = 0, \ - .has_guc_deprivilege = 1, \ - .has_l3_ccs_read = 1, \ - .has_mslice_steering = 0, \ - .has_one_eu_per_fuse_bit = 1 - -__maybe_unused -static const struct intel_device_info pvc_info = { - XE_HPC_FEATURES, - DGFX_FEATURES, - .__runtime.graphics.ip.ver = 12, - .__runtime.graphics.ip.rel = 60, - .__runtime.media.ip.ver = 12, - .__runtime.media.ip.rel = 60, - PLATFORM(INTEL_PONTEVECCHIO), - .has_flat_ccs = 0, - .max_pat_index = 7, - .platform_engine_mask = - BIT(BCS0) | - BIT(VCS0) | - BIT(CCS0) | BIT(CCS1) | BIT(CCS2) | BIT(CCS3), - .require_force_probe = 1, - PVC_CACHELEVEL, -}; - static const struct intel_gt_definition xelpmp_extra_gt[] = { { .type = GT_MEDIA, diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 7a84eb31818c..c18e7dbb025e 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -1750,7 +1750,6 @@ #define BXT_RP_STATE_CAP _MMIO(0x138170) #define GEN9_RP_STATE_LIMITS _MMIO(0x138148) -#define PVC_RP_STATE_CAP _MMIO(0x281014) #define MTL_RP_STATE_CAP _MMIO(0x138000) #define MTL_MEDIAP_STATE_CAP _MMIO(0x138020) diff --git a/drivers/gpu/drm/i915/intel_clock_gating.c b/drivers/gpu/drm/i915/intel_clock_gating.c index e34e1aabe6f8..7e70ee4fbd84 100644 --- a/drivers/gpu/drm/i915/intel_clock_gating.c +++ b/drivers/gpu/drm/i915/intel_clock_gating.c @@ -350,17 +350,6 @@ static void dg2_init_clock_gating(struct drm_i915_private *i915) SGSI_SIDECLK_DIS); } -static void pvc_init_clock_gating(struct drm_i915_private *i915) -{ - /* Wa_14012385139:pvc */ - if (IS_PVC_BD_STEP(i915, STEP_A0, STEP_B0)) - intel_uncore_rmw(&i915->uncore, XEHP_CLOCK_GATE_DIS, 0, SGR_DIS); - - /* Wa_22010954014:pvc */ - if (IS_PVC_BD_STEP(i915, STEP_A0, STEP_B0)) - intel_uncore_rmw(&i915->uncore, XEHP_CLOCK_GATE_DIS, 0, SGSI_SIDECLK_DIS); -} - static void cnp_init_clock_gating(struct drm_i915_private *i915) { if (!HAS_PCH_CNP(i915)) @@ -722,7 +711,6 @@ static const struct drm_i915_clock_gating_funcs platform##_clock_gating_funcs = .init_clock_gating = platform##_init_clock_gating, \ } -CG_FUNCS(pvc); CG_FUNCS(dg2); CG_FUNCS(cfl); CG_FUNCS(skl); @@ -756,9 +744,7 @@ CG_FUNCS(nop); */ void intel_clock_gating_hooks_init(struct drm_i915_private *i915) { - if (IS_PONTEVECCHIO(i915)) - i915->clock_gating_funcs = &pvc_clock_gating_funcs; - else if (IS_DG2(i915)) + if (IS_DG2(i915)) i915->clock_gating_funcs = &dg2_clock_gating_funcs; else if (IS_COFFEELAKE(i915) || IS_COMETLAKE(i915)) i915->clock_gating_funcs = &cfl_clock_gating_funcs; diff --git a/drivers/gpu/drm/i915/intel_device_info.c b/drivers/gpu/drm/i915/intel_device_info.c index de28cbe758f7..a0a43ea07f11 100644 --- a/drivers/gpu/drm/i915/intel_device_info.c +++ b/drivers/gpu/drm/i915/intel_device_info.c @@ -71,7 +71,6 @@ static const char * const platform_names[] = { PLATFORM_NAME(ALDERLAKE_S), PLATFORM_NAME(ALDERLAKE_P), PLATFORM_NAME(DG2), - PLATFORM_NAME(PONTEVECCHIO), PLATFORM_NAME(METEORLAKE), }; #undef PLATFORM_NAME diff --git a/drivers/gpu/drm/i915/intel_device_info.h b/drivers/gpu/drm/i915/intel_device_info.h index 2299327e59f0..d1a2abc7e513 100644 --- a/drivers/gpu/drm/i915/intel_device_info.h +++ b/drivers/gpu/drm/i915/intel_device_info.h @@ -88,7 +88,6 @@ enum intel_platform { INTEL_ALDERLAKE_S, INTEL_ALDERLAKE_P, INTEL_DG2, - INTEL_PONTEVECCHIO, INTEL_METEORLAKE, INTEL_MAX_PLATFORMS }; diff --git a/drivers/gpu/drm/i915/intel_step.c b/drivers/gpu/drm/i915/intel_step.c index d524bfe17c27..a5adfb5d8fd2 100644 --- a/drivers/gpu/drm/i915/intel_step.c +++ b/drivers/gpu/drm/i915/intel_step.c @@ -146,8 +146,6 @@ static u8 gmd_to_intel_step(struct drm_i915_private *i915, return step; } -static void pvc_step_init(struct drm_i915_private *i915, int pci_revid); - void intel_step_init(struct drm_i915_private *i915) { const struct intel_step_info *revids = NULL; @@ -171,10 +169,7 @@ void intel_step_init(struct drm_i915_private *i915) return; } - if (IS_PONTEVECCHIO(i915)) { - pvc_step_init(i915, revid); - return; - } else if (IS_DG2_G10(i915)) { + if (IS_DG2_G10(i915)) { revids = dg2_g10_revid_step_tbl; size = ARRAY_SIZE(dg2_g10_revid_step_tbl); } else if (IS_DG2_G11(i915)) { @@ -267,69 +262,6 @@ void intel_step_init(struct drm_i915_private *i915) RUNTIME_INFO(i915)->step = step; } -#define PVC_BD_REVID GENMASK(5, 3) -#define PVC_CT_REVID GENMASK(2, 0) - -static const int pvc_bd_subids[] = { - [0x0] = STEP_A0, - [0x3] = STEP_B0, - [0x4] = STEP_B1, - [0x5] = STEP_B3, -}; - -static const int pvc_ct_subids[] = { - [0x3] = STEP_A0, - [0x5] = STEP_B0, - [0x6] = STEP_B1, - [0x7] = STEP_C0, -}; - -static int -pvc_step_lookup(struct drm_i915_private *i915, const char *type, - const int *table, int size, int subid) -{ - if (subid < size && table[subid] != STEP_NONE) - return table[subid]; - - drm_warn(&i915->drm, "Unknown %s id 0x%02x\n", type, subid); - - /* - * As on other platforms, try to use the next higher ID if we land on a - * gap in the table. - */ - while (subid < size && table[subid] == STEP_NONE) - subid++; - - if (subid < size) { - drm_dbg(&i915->drm, "Using steppings for %s id 0x%02x\n", - type, subid); - return table[subid]; - } - - drm_dbg(&i915->drm, "Using future steppings\n"); - return STEP_FUTURE; -} - -/* - * PVC needs special handling since we don't lookup the - * revid in a table, but rather specific bitfields within - * the revid for various components. - */ -static void pvc_step_init(struct drm_i915_private *i915, int pci_revid) -{ - int ct_subid, bd_subid; - - bd_subid = FIELD_GET(PVC_BD_REVID, pci_revid); - ct_subid = FIELD_GET(PVC_CT_REVID, pci_revid); - - RUNTIME_INFO(i915)->step.basedie_step = - pvc_step_lookup(i915, "Base Die", pvc_bd_subids, - ARRAY_SIZE(pvc_bd_subids), bd_subid); - RUNTIME_INFO(i915)->step.graphics_step = - pvc_step_lookup(i915, "Compute Tile", pvc_ct_subids, - ARRAY_SIZE(pvc_ct_subids), ct_subid); -} - #define STEP_NAME_CASE(name) \ case STEP_##name: \ return #name; diff --git a/drivers/gpu/drm/i915/intel_uncore.c b/drivers/gpu/drm/i915/intel_uncore.c index 4d2b15dbe9ac..729409a4bada 100644 --- a/drivers/gpu/drm/i915/intel_uncore.c +++ b/drivers/gpu/drm/i915/intel_uncore.c @@ -1106,45 +1106,6 @@ static const struct i915_range dg2_shadowed_regs[] = { { .start = 0x1F8510, .end = 0x1F8550 }, }; -static const struct i915_range pvc_shadowed_regs[] = { - { .start = 0x2030, .end = 0x2030 }, - { .start = 0x2510, .end = 0x2550 }, - { .start = 0xA008, .end = 0xA00C }, - { .start = 0xA188, .end = 0xA188 }, - { .start = 0xA278, .end = 0xA278 }, - { .start = 0xA540, .end = 0xA56C }, - { .start = 0xC4C8, .end = 0xC4C8 }, - { .start = 0xC4E0, .end = 0xC4E0 }, - { .start = 0xC600, .end = 0xC600 }, - { .start = 0xC658, .end = 0xC658 }, - { .start = 0x22030, .end = 0x22030 }, - { .start = 0x22510, .end = 0x22550 }, - { .start = 0x1C0030, .end = 0x1C0030 }, - { .start = 0x1C0510, .end = 0x1C0550 }, - { .start = 0x1C4030, .end = 0x1C4030 }, - { .start = 0x1C4510, .end = 0x1C4550 }, - { .start = 0x1C8030, .end = 0x1C8030 }, - { .start = 0x1C8510, .end = 0x1C8550 }, - { .start = 0x1D0030, .end = 0x1D0030 }, - { .start = 0x1D0510, .end = 0x1D0550 }, - { .start = 0x1D4030, .end = 0x1D4030 }, - { .start = 0x1D4510, .end = 0x1D4550 }, - { .start = 0x1D8030, .end = 0x1D8030 }, - { .start = 0x1D8510, .end = 0x1D8550 }, - { .start = 0x1E0030, .end = 0x1E0030 }, - { .start = 0x1E0510, .end = 0x1E0550 }, - { .start = 0x1E4030, .end = 0x1E4030 }, - { .start = 0x1E4510, .end = 0x1E4550 }, - { .start = 0x1E8030, .end = 0x1E8030 }, - { .start = 0x1E8510, .end = 0x1E8550 }, - { .start = 0x1F0030, .end = 0x1F0030 }, - { .start = 0x1F0510, .end = 0x1F0550 }, - { .start = 0x1F4030, .end = 0x1F4030 }, - { .start = 0x1F4510, .end = 0x1F4550 }, - { .start = 0x1F8030, .end = 0x1F8030 }, - { .start = 0x1F8510, .end = 0x1F8550 }, -}; - static const struct i915_range mtl_shadowed_regs[] = { { .start = 0x2030, .end = 0x2030 }, { .start = 0x2510, .end = 0x2550 }, @@ -1619,105 +1580,6 @@ static const struct intel_forcewake_range __dg2_fw_ranges[] = { GEN_FW_RANGE(0x1f8000, 0x1fa0ff, FORCEWAKE_MEDIA_VEBOX3), }; -static const struct intel_forcewake_range __pvc_fw_ranges[] = { - GEN_FW_RANGE(0x0, 0xaff, 0), - GEN_FW_RANGE(0xb00, 0xbff, FORCEWAKE_GT), - GEN_FW_RANGE(0xc00, 0xfff, 0), - GEN_FW_RANGE(0x1000, 0x1fff, FORCEWAKE_GT), - GEN_FW_RANGE(0x2000, 0x26ff, FORCEWAKE_RENDER), - GEN_FW_RANGE(0x2700, 0x2fff, FORCEWAKE_GT), - GEN_FW_RANGE(0x3000, 0x3fff, FORCEWAKE_RENDER), - GEN_FW_RANGE(0x4000, 0x813f, FORCEWAKE_GT), /* - 0x4000 - 0x4aff: gt - 0x4b00 - 0x4fff: reserved - 0x5000 - 0x51ff: gt - 0x5200 - 0x52ff: reserved - 0x5300 - 0x53ff: gt - 0x5400 - 0x7fff: reserved - 0x8000 - 0x813f: gt */ - GEN_FW_RANGE(0x8140, 0x817f, FORCEWAKE_RENDER), - GEN_FW_RANGE(0x8180, 0x81ff, 0), - GEN_FW_RANGE(0x8200, 0x94cf, FORCEWAKE_GT), /* - 0x8200 - 0x82ff: gt - 0x8300 - 0x84ff: reserved - 0x8500 - 0x887f: gt - 0x8880 - 0x8a7f: reserved - 0x8a80 - 0x8aff: gt - 0x8b00 - 0x8fff: reserved - 0x9000 - 0x947f: gt - 0x9480 - 0x94cf: reserved */ - GEN_FW_RANGE(0x94d0, 0x955f, FORCEWAKE_RENDER), - GEN_FW_RANGE(0x9560, 0x967f, 0), /* - 0x9560 - 0x95ff: always on - 0x9600 - 0x967f: reserved */ - GEN_FW_RANGE(0x9680, 0x97ff, FORCEWAKE_RENDER), /* - 0x9680 - 0x96ff: render - 0x9700 - 0x97ff: reserved */ - GEN_FW_RANGE(0x9800, 0xcfff, FORCEWAKE_GT), /* - 0x9800 - 0xb4ff: gt - 0xb500 - 0xbfff: reserved - 0xc000 - 0xcfff: gt */ - GEN_FW_RANGE(0xd000, 0xd3ff, 0), - GEN_FW_RANGE(0xd400, 0xdbff, FORCEWAKE_GT), - GEN_FW_RANGE(0xdc00, 0xdcff, FORCEWAKE_RENDER), - GEN_FW_RANGE(0xdd00, 0xde7f, FORCEWAKE_GT), /* - 0xdd00 - 0xddff: gt - 0xde00 - 0xde7f: reserved */ - GEN_FW_RANGE(0xde80, 0xe8ff, FORCEWAKE_RENDER), /* - 0xde80 - 0xdeff: render - 0xdf00 - 0xe1ff: reserved - 0xe200 - 0xe7ff: render - 0xe800 - 0xe8ff: reserved */ - GEN_FW_RANGE(0xe900, 0x11fff, FORCEWAKE_GT), /* - 0xe900 - 0xe9ff: gt - 0xea00 - 0xebff: reserved - 0xec00 - 0xffff: gt - 0x10000 - 0x11fff: reserved */ - GEN_FW_RANGE(0x12000, 0x12fff, 0), /* - 0x12000 - 0x127ff: always on - 0x12800 - 0x12fff: reserved */ - GEN_FW_RANGE(0x13000, 0x19fff, FORCEWAKE_GT), /* - 0x13000 - 0x135ff: gt - 0x13600 - 0x147ff: reserved - 0x14800 - 0x153ff: gt - 0x15400 - 0x19fff: reserved */ - GEN_FW_RANGE(0x1a000, 0x21fff, FORCEWAKE_RENDER), /* - 0x1a000 - 0x1ffff: render - 0x20000 - 0x21fff: reserved */ - GEN_FW_RANGE(0x22000, 0x23fff, FORCEWAKE_GT), - GEN_FW_RANGE(0x24000, 0x2417f, 0), /* - 24000 - 0x2407f: always on - 24080 - 0x2417f: reserved */ - GEN_FW_RANGE(0x24180, 0x25fff, FORCEWAKE_GT), /* - 0x24180 - 0x241ff: gt - 0x24200 - 0x251ff: reserved - 0x25200 - 0x252ff: gt - 0x25300 - 0x25fff: reserved */ - GEN_FW_RANGE(0x26000, 0x2ffff, FORCEWAKE_RENDER), /* - 0x26000 - 0x27fff: render - 0x28000 - 0x2ffff: reserved */ - GEN_FW_RANGE(0x30000, 0x3ffff, FORCEWAKE_GT), - GEN_FW_RANGE(0x40000, 0x1bffff, 0), - GEN_FW_RANGE(0x1c0000, 0x1c3fff, FORCEWAKE_MEDIA_VDBOX0), /* - 0x1c0000 - 0x1c2bff: VD0 - 0x1c2c00 - 0x1c2cff: reserved - 0x1c2d00 - 0x1c2dff: VD0 - 0x1c2e00 - 0x1c3eff: reserved - 0x1c3f00 - 0x1c3fff: VD0 */ - GEN_FW_RANGE(0x1c4000, 0x1cffff, FORCEWAKE_MEDIA_VDBOX1), /* - 0x1c4000 - 0x1c6aff: VD1 - 0x1c6b00 - 0x1c7eff: reserved - 0x1c7f00 - 0x1c7fff: VD1 - 0x1c8000 - 0x1cffff: reserved */ - GEN_FW_RANGE(0x1d0000, 0x23ffff, FORCEWAKE_MEDIA_VDBOX2), /* - 0x1d0000 - 0x1d2aff: VD2 - 0x1d2b00 - 0x1d3eff: reserved - 0x1d3f00 - 0x1d3fff: VD2 - 0x1d4000 - 0x23ffff: reserved */ - GEN_FW_RANGE(0x240000, 0x3dffff, 0), - GEN_FW_RANGE(0x3e0000, 0x3effff, FORCEWAKE_GT), -}; - static const struct intel_forcewake_range __mtl_fw_ranges[] = { GEN_FW_RANGE(0x0, 0xaff, 0), GEN_FW_RANGE(0xb00, 0xbff, FORCEWAKE_GT), @@ -2560,10 +2422,6 @@ static int uncore_forcewake_init(struct intel_uncore *uncore) ASSIGN_FW_DOMAINS_TABLE(uncore, __mtl_fw_ranges); ASSIGN_SHADOW_TABLE(uncore, mtl_shadowed_regs); ASSIGN_WRITE_MMIO_VFUNCS(uncore, fwtable); - } else if (GRAPHICS_VER_FULL(i915) >= IP_VER(12, 60)) { - ASSIGN_FW_DOMAINS_TABLE(uncore, __pvc_fw_ranges); - ASSIGN_SHADOW_TABLE(uncore, pvc_shadowed_regs); - ASSIGN_WRITE_MMIO_VFUNCS(uncore, fwtable); } else if (GRAPHICS_VER_FULL(i915) >= IP_VER(12, 55)) { ASSIGN_FW_DOMAINS_TABLE(uncore, __dg2_fw_ranges); ASSIGN_SHADOW_TABLE(uncore, dg2_shadowed_regs); diff --git a/drivers/gpu/drm/i915/selftests/intel_uncore.c b/drivers/gpu/drm/i915/selftests/intel_uncore.c index 502bcadc5f39..41eaa9b7f67d 100644 --- a/drivers/gpu/drm/i915/selftests/intel_uncore.c +++ b/drivers/gpu/drm/i915/selftests/intel_uncore.c @@ -71,7 +71,6 @@ static int intel_shadow_table_check(void) { gen11_shadowed_regs, ARRAY_SIZE(gen11_shadowed_regs) }, { gen12_shadowed_regs, ARRAY_SIZE(gen12_shadowed_regs) }, { dg2_shadowed_regs, ARRAY_SIZE(dg2_shadowed_regs) }, - { pvc_shadowed_regs, ARRAY_SIZE(pvc_shadowed_regs) }, { mtl_shadowed_regs, ARRAY_SIZE(mtl_shadowed_regs) }, { xelpmp_shadowed_regs, ARRAY_SIZE(xelpmp_shadowed_regs) }, }; @@ -119,7 +118,6 @@ int intel_uncore_mock_selftests(void) { __gen9_fw_ranges, ARRAY_SIZE(__gen9_fw_ranges), true }, { __gen11_fw_ranges, ARRAY_SIZE(__gen11_fw_ranges), true }, { __gen12_fw_ranges, ARRAY_SIZE(__gen12_fw_ranges), true }, - { __pvc_fw_ranges, ARRAY_SIZE(__pvc_fw_ranges), true }, { __mtl_fw_ranges, ARRAY_SIZE(__mtl_fw_ranges), true }, { __xelpmp_fw_ranges, ARRAY_SIZE(__xelpmp_fw_ranges), true }, }; diff --git a/drivers/gpu/drm/xe/compat-i915-headers/i915_drv.h b/drivers/gpu/drm/xe/compat-i915-headers/i915_drv.h index a26e6de3d92c..9b441ba53949 100644 --- a/drivers/gpu/drm/xe/compat-i915-headers/i915_drv.h +++ b/drivers/gpu/drm/xe/compat-i915-headers/i915_drv.h @@ -86,7 +86,6 @@ static inline struct drm_i915_private *kdev_to_i915(struct device *kdev) #define IS_ALDERLAKE_S(dev_priv) IS_PLATFORM(dev_priv, XE_ALDERLAKE_S) #define IS_ALDERLAKE_P(dev_priv) IS_PLATFORM(dev_priv, XE_ALDERLAKE_P) #define IS_DG2(dev_priv) IS_PLATFORM(dev_priv, XE_DG2) -#define IS_PONTEVECCHIO(dev_priv) IS_PLATFORM(dev_priv, XE_PVC) #define IS_METEORLAKE(dev_priv) IS_PLATFORM(dev_priv, XE_METEORLAKE) #define IS_LUNARLAKE(dev_priv) IS_PLATFORM(dev_priv, XE_LUNARLAKE) @@ -130,9 +129,6 @@ static inline struct drm_i915_private *kdev_to_i915(struct device *kdev) ((xe)->info.subplatform == XE_SUBPLATFORM_DG2_ ## variant && \ IS_GRAPHICS_STEP(xe, first, last)) -/* XXX: No basedie stepping support yet */ -#define IS_PVC_BD_STEP(xe, first, last) (!WARN_ON(1) && IS_PONTEVECCHIO(xe)) - #define IS_TIGERLAKE_DISPLAY_STEP(xe, first, last) (IS_TIGERLAKE(xe) && IS_DISPLAY_STEP(xe, first, last)) #define IS_ROCKETLAKE_DISPLAY_STEP(xe, first, last) (IS_ROCKETLAKE(xe) && IS_DISPLAY_STEP(xe, first, last)) #define IS_DG1_DISPLAY_STEP(xe, first, last) (IS_DG1(xe) && IS_DISPLAY_STEP(xe, first, last)) -- cgit From 1bfc03b1375244f9029bb448ee8224b3b6dae99f Mon Sep 17 00:00:00 2001 From: Lucas De Marchi Date: Tue, 19 Mar 2024 23:03:03 -0700 Subject: drm/i915: Remove special handling for !RCS_MASK() With both XEHPSDV and PVC removed (as platforms, most of their code remain used by others), there's no need to handle !RCS_MASK() as other platforms don't ever have fused-off render. Remove those code paths and the special WA flag when initializing GuC. Reviewed-by: Matt Roper Acked-by: Tvrtko Ursulin Link: https://patchwork.freedesktop.org/patch/msgid/20240320060543.4034215-7-lucas.demarchi@intel.com Signed-off-by: Lucas De Marchi --- drivers/gpu/drm/i915/gt/intel_engine_cs.c | 5 ++--- drivers/gpu/drm/i915/gt/uc/intel_guc.c | 4 ---- 2 files changed, 2 insertions(+), 7 deletions(-) diff --git a/drivers/gpu/drm/i915/gt/intel_engine_cs.c b/drivers/gpu/drm/i915/gt/intel_engine_cs.c index 8b9729f060b5..6fa8cde69ed9 100644 --- a/drivers/gpu/drm/i915/gt/intel_engine_cs.c +++ b/drivers/gpu/drm/i915/gt/intel_engine_cs.c @@ -497,9 +497,8 @@ static int intel_engine_setup(struct intel_gt *gt, enum intel_engine_id id, engine->logical_mask = BIT(logical_instance); __sprint_engine_name(engine); - if ((engine->class == COMPUTE_CLASS && !RCS_MASK(engine->gt) && - __ffs(CCS_MASK(engine->gt)) == engine->instance) || - engine->class == RENDER_CLASS) + if ((engine->class == COMPUTE_CLASS || engine->class == RENDER_CLASS) && + __ffs(CCS_MASK(engine->gt) | RCS_MASK(engine->gt)) == engine->instance) engine->flags |= I915_ENGINE_FIRST_RENDER_COMPUTE; /* features common between engines sharing EUs */ diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc.c b/drivers/gpu/drm/i915/gt/uc/intel_guc.c index ae829a24a151..b85706aa4aff 100644 --- a/drivers/gpu/drm/i915/gt/uc/intel_guc.c +++ b/drivers/gpu/drm/i915/gt/uc/intel_guc.c @@ -315,10 +315,6 @@ static u32 guc_ctl_wa_flags(struct intel_guc *guc) if (IS_DG2_G11(gt->i915)) flags |= GUC_WA_CONTEXT_ISOLATION; - /* Wa_16015675438 */ - if (!RCS_MASK(gt)) - flags |= GUC_WA_RCS_REGS_IN_CCS_REGS_LIST; - /* Wa_14018913170 */ if (GUC_FIRMWARE_VER(guc) >= MAKE_GUC_VER(70, 7, 0)) { if (IS_DG2(gt->i915) || IS_METEORLAKE(gt->i915)) -- cgit From b2e0059bcd6ed4636a6476ddb83fb6a947c01abc Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Wed, 20 Mar 2024 18:01:22 +0200 Subject: drm/i915/de: register wait function renames Do some renames on the register wait functions for clarity and brevity: intel_de_wait_for_register -> intel_de_wait intel_de_wait_for_register_fw -> intel_de_wait_fw __intel_de_wait_for_register -> intel_de_wait_custom In particular, it seemed odd to have a double-underscored function be called in a number of places. Signed-off-by: Jani Nikula Reviewed-by: Gustavo Sousa Link: https://patchwork.freedesktop.org/patch/msgid/20240320160123.2904609-1-jani.nikula@intel.com --- drivers/gpu/drm/i915/display/intel_cx0_phy.c | 68 +++++++++++----------- drivers/gpu/drm/i915/display/intel_de.h | 20 +++---- drivers/gpu/drm/i915/display/intel_display.c | 3 +- .../drm/i915/display/intel_display_power_well.c | 4 +- drivers/gpu/drm/i915/display/intel_dp_aux.c | 5 +- drivers/gpu/drm/i915/display/intel_dp_hdcp.c | 17 +++--- drivers/gpu/drm/i915/display/intel_gmbus.c | 2 +- drivers/gpu/drm/i915/display/intel_pps.c | 3 +- 8 files changed, 58 insertions(+), 64 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_cx0_phy.c b/drivers/gpu/drm/i915/display/intel_cx0_phy.c index d2e4439562e3..a2c4bf33155f 100644 --- a/drivers/gpu/drm/i915/display/intel_cx0_phy.c +++ b/drivers/gpu/drm/i915/display/intel_cx0_phy.c @@ -151,12 +151,12 @@ static int intel_cx0_wait_for_ack(struct intel_encoder *encoder, enum port port = encoder->port; enum phy phy = intel_encoder_to_phy(encoder); - if (__intel_de_wait_for_register(i915, - XELPDP_PORT_P2M_MSGBUS_STATUS(i915, port, lane), - XELPDP_PORT_P2M_RESPONSE_READY, - XELPDP_PORT_P2M_RESPONSE_READY, - XELPDP_MSGBUS_TIMEOUT_FAST_US, - XELPDP_MSGBUS_TIMEOUT_SLOW, val)) { + if (intel_de_wait_custom(i915, + XELPDP_PORT_P2M_MSGBUS_STATUS(i915, port, lane), + XELPDP_PORT_P2M_RESPONSE_READY, + XELPDP_PORT_P2M_RESPONSE_READY, + XELPDP_MSGBUS_TIMEOUT_FAST_US, + XELPDP_MSGBUS_TIMEOUT_SLOW, val)) { drm_dbg_kms(&i915->drm, "PHY %c Timeout waiting for message ACK. Status: 0x%x\n", phy_name(phy), *val); @@ -2545,9 +2545,9 @@ static void intel_cx0_powerdown_change_sequence(struct intel_encoder *encoder, intel_cx0_get_powerdown_update(lane_mask)); /* Update Timeout Value */ - if (__intel_de_wait_for_register(i915, buf_ctl2_reg, - intel_cx0_get_powerdown_update(lane_mask), 0, - XELPDP_PORT_POWERDOWN_UPDATE_TIMEOUT_US, 0, NULL)) + if (intel_de_wait_custom(i915, buf_ctl2_reg, + intel_cx0_get_powerdown_update(lane_mask), 0, + XELPDP_PORT_POWERDOWN_UPDATE_TIMEOUT_US, 0, NULL)) drm_warn(&i915->drm, "PHY %c failed to bring out of Lane reset after %dus.\n", phy_name(phy), XELPDP_PORT_RESET_START_TIMEOUT_US); } @@ -2605,19 +2605,19 @@ static void intel_cx0_phy_lane_reset(struct intel_encoder *encoder, XELPDP_LANE_PHY_CURRENT_STATUS(1)) : XELPDP_LANE_PHY_CURRENT_STATUS(0); - if (__intel_de_wait_for_register(i915, XELPDP_PORT_BUF_CTL1(i915, port), - XELPDP_PORT_BUF_SOC_PHY_READY, - XELPDP_PORT_BUF_SOC_PHY_READY, - XELPDP_PORT_BUF_SOC_READY_TIMEOUT_US, 0, NULL)) + if (intel_de_wait_custom(i915, XELPDP_PORT_BUF_CTL1(i915, port), + XELPDP_PORT_BUF_SOC_PHY_READY, + XELPDP_PORT_BUF_SOC_PHY_READY, + XELPDP_PORT_BUF_SOC_READY_TIMEOUT_US, 0, NULL)) drm_warn(&i915->drm, "PHY %c failed to bring out of SOC reset after %dus.\n", phy_name(phy), XELPDP_PORT_BUF_SOC_READY_TIMEOUT_US); intel_de_rmw(i915, XELPDP_PORT_BUF_CTL2(i915, port), lane_pipe_reset, lane_pipe_reset); - if (__intel_de_wait_for_register(i915, XELPDP_PORT_BUF_CTL2(i915, port), - lane_phy_current_status, lane_phy_current_status, - XELPDP_PORT_RESET_START_TIMEOUT_US, 0, NULL)) + if (intel_de_wait_custom(i915, XELPDP_PORT_BUF_CTL2(i915, port), + lane_phy_current_status, lane_phy_current_status, + XELPDP_PORT_RESET_START_TIMEOUT_US, 0, NULL)) drm_warn(&i915->drm, "PHY %c failed to bring out of Lane reset after %dus.\n", phy_name(phy), XELPDP_PORT_RESET_START_TIMEOUT_US); @@ -2625,10 +2625,10 @@ static void intel_cx0_phy_lane_reset(struct intel_encoder *encoder, intel_cx0_get_pclk_refclk_request(owned_lane_mask), intel_cx0_get_pclk_refclk_request(lane_mask)); - if (__intel_de_wait_for_register(i915, XELPDP_PORT_CLOCK_CTL(i915, port), - intel_cx0_get_pclk_refclk_ack(owned_lane_mask), - intel_cx0_get_pclk_refclk_ack(lane_mask), - XELPDP_REFCLK_ENABLE_TIMEOUT_US, 0, NULL)) + if (intel_de_wait_custom(i915, XELPDP_PORT_CLOCK_CTL(i915, port), + intel_cx0_get_pclk_refclk_ack(owned_lane_mask), + intel_cx0_get_pclk_refclk_ack(lane_mask), + XELPDP_REFCLK_ENABLE_TIMEOUT_US, 0, NULL)) drm_warn(&i915->drm, "PHY %c failed to request refclk after %dus.\n", phy_name(phy), XELPDP_REFCLK_ENABLE_TIMEOUT_US); @@ -2778,10 +2778,10 @@ static void intel_cx0pll_enable(struct intel_encoder *encoder, intel_cx0_get_pclk_pll_request(maxpclk_lane)); /* 10. Poll on PORT_CLOCK_CTL PCLK PLL Ack LN == "1". */ - if (__intel_de_wait_for_register(i915, XELPDP_PORT_CLOCK_CTL(i915, encoder->port), - intel_cx0_get_pclk_pll_ack(INTEL_CX0_BOTH_LANES), - intel_cx0_get_pclk_pll_ack(maxpclk_lane), - XELPDP_PCLK_PLL_ENABLE_TIMEOUT_US, 0, NULL)) + if (intel_de_wait_custom(i915, XELPDP_PORT_CLOCK_CTL(i915, encoder->port), + intel_cx0_get_pclk_pll_ack(INTEL_CX0_BOTH_LANES), + intel_cx0_get_pclk_pll_ack(maxpclk_lane), + XELPDP_PCLK_PLL_ENABLE_TIMEOUT_US, 0, NULL)) drm_warn(&i915->drm, "Port %c PLL not locked after %dus.\n", phy_name(phy), XELPDP_PCLK_PLL_ENABLE_TIMEOUT_US); @@ -2869,10 +2869,10 @@ static void intel_mtl_tbt_pll_enable(struct intel_encoder *encoder, intel_de_write(i915, XELPDP_PORT_CLOCK_CTL(i915, encoder->port), val); /* 5. Poll on PORT_CLOCK_CTL TBT CLOCK Ack == "1". */ - if (__intel_de_wait_for_register(i915, XELPDP_PORT_CLOCK_CTL(i915, encoder->port), - XELPDP_TBT_CLOCK_ACK, - XELPDP_TBT_CLOCK_ACK, - 100, 0, NULL)) + if (intel_de_wait_custom(i915, XELPDP_PORT_CLOCK_CTL(i915, encoder->port), + XELPDP_TBT_CLOCK_ACK, + XELPDP_TBT_CLOCK_ACK, + 100, 0, NULL)) drm_warn(&i915->drm, "[ENCODER:%d:%s][%c] PHY PLL not locked after 100us.\n", encoder->base.base.id, encoder->base.name, phy_name(phy)); @@ -2931,10 +2931,10 @@ static void intel_cx0pll_disable(struct intel_encoder *encoder) /* * 5. Poll on PORT_CLOCK_CTL PCLK PLL Ack LN == "0". */ - if (__intel_de_wait_for_register(i915, XELPDP_PORT_CLOCK_CTL(i915, encoder->port), - intel_cx0_get_pclk_pll_ack(INTEL_CX0_BOTH_LANES) | - intel_cx0_get_pclk_refclk_ack(INTEL_CX0_BOTH_LANES), 0, - XELPDP_PCLK_PLL_DISABLE_TIMEOUT_US, 0, NULL)) + if (intel_de_wait_custom(i915, XELPDP_PORT_CLOCK_CTL(i915, encoder->port), + intel_cx0_get_pclk_pll_ack(INTEL_CX0_BOTH_LANES) | + intel_cx0_get_pclk_refclk_ack(INTEL_CX0_BOTH_LANES), 0, + XELPDP_PCLK_PLL_DISABLE_TIMEOUT_US, 0, NULL)) drm_warn(&i915->drm, "Port %c PLL not unlocked after %dus.\n", phy_name(phy), XELPDP_PCLK_PLL_DISABLE_TIMEOUT_US); @@ -2969,8 +2969,8 @@ static void intel_mtl_tbt_pll_disable(struct intel_encoder *encoder) XELPDP_TBT_CLOCK_REQUEST, 0); /* 3. Poll on PORT_CLOCK_CTL TBT CLOCK Ack == "0". */ - if (__intel_de_wait_for_register(i915, XELPDP_PORT_CLOCK_CTL(i915, encoder->port), - XELPDP_TBT_CLOCK_ACK, 0, 10, 0, NULL)) + if (intel_de_wait_custom(i915, XELPDP_PORT_CLOCK_CTL(i915, encoder->port), + XELPDP_TBT_CLOCK_ACK, 0, 10, 0, NULL)) drm_warn(&i915->drm, "[ENCODER:%d:%s][%c] PHY PLL not unlocked after 10us.\n", encoder->base.base.id, encoder->base.name, phy_name(phy)); diff --git a/drivers/gpu/drm/i915/display/intel_de.h b/drivers/gpu/drm/i915/display/intel_de.h index 42552d8c151e..ba7a1c6ebc2a 100644 --- a/drivers/gpu/drm/i915/display/intel_de.h +++ b/drivers/gpu/drm/i915/display/intel_de.h @@ -48,24 +48,24 @@ intel_de_rmw(struct drm_i915_private *i915, i915_reg_t reg, u32 clear, u32 set) } static inline int -intel_de_wait_for_register(struct drm_i915_private *i915, i915_reg_t reg, - u32 mask, u32 value, unsigned int timeout) +intel_de_wait(struct drm_i915_private *i915, i915_reg_t reg, + u32 mask, u32 value, unsigned int timeout) { return intel_wait_for_register(&i915->uncore, reg, mask, value, timeout); } static inline int -intel_de_wait_for_register_fw(struct drm_i915_private *i915, i915_reg_t reg, - u32 mask, u32 value, unsigned int timeout) +intel_de_wait_fw(struct drm_i915_private *i915, i915_reg_t reg, + u32 mask, u32 value, unsigned int timeout) { return intel_wait_for_register_fw(&i915->uncore, reg, mask, value, timeout); } static inline int -__intel_de_wait_for_register(struct drm_i915_private *i915, i915_reg_t reg, - u32 mask, u32 value, - unsigned int fast_timeout_us, - unsigned int slow_timeout_ms, u32 *out_value) +intel_de_wait_custom(struct drm_i915_private *i915, i915_reg_t reg, + u32 mask, u32 value, + unsigned int fast_timeout_us, + unsigned int slow_timeout_ms, u32 *out_value) { return __intel_wait_for_register(&i915->uncore, reg, mask, value, fast_timeout_us, slow_timeout_ms, out_value); @@ -75,14 +75,14 @@ static inline int intel_de_wait_for_set(struct drm_i915_private *i915, i915_reg_t reg, u32 mask, unsigned int timeout) { - return intel_de_wait_for_register(i915, reg, mask, mask, timeout); + return intel_de_wait(i915, reg, mask, mask, timeout); } static inline int intel_de_wait_for_clear(struct drm_i915_private *i915, i915_reg_t reg, u32 mask, unsigned int timeout) { - return intel_de_wait_for_register(i915, reg, mask, 0, timeout); + return intel_de_wait(i915, reg, mask, 0, timeout); } /* diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index c35a6a68218d..4d6668a5f1ab 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -383,8 +383,7 @@ void vlv_wait_port_ready(struct drm_i915_private *dev_priv, break; } - if (intel_de_wait_for_register(dev_priv, dpll_reg, - port_mask, expected_mask, 1000)) + if (intel_de_wait(dev_priv, dpll_reg, port_mask, expected_mask, 1000)) drm_WARN(&dev_priv->drm, 1, "timed out waiting for [ENCODER:%d:%s] port ready: got 0x%x, expected 0x%x\n", dig_port->base.base.base.id, dig_port->base.base.name, diff --git a/drivers/gpu/drm/i915/display/intel_display_power_well.c b/drivers/gpu/drm/i915/display/intel_display_power_well.c index 9d0261bd4ba0..e4de40228997 100644 --- a/drivers/gpu/drm/i915/display/intel_display_power_well.c +++ b/drivers/gpu/drm/i915/display/intel_display_power_well.c @@ -1390,8 +1390,8 @@ static void assert_chv_phy_status(struct drm_i915_private *dev_priv) * The PHY may be busy with some initial calibration and whatnot, * so the power state can take a while to actually change. */ - if (intel_de_wait_for_register(dev_priv, DISPLAY_PHY_STATUS, - phy_status_mask, phy_status, 10)) + if (intel_de_wait(dev_priv, DISPLAY_PHY_STATUS, + phy_status_mask, phy_status, 10)) drm_err(&dev_priv->drm, "Unexpected PHY_STATUS 0x%08x, expected 0x%08x (PHY_CONTROL=0x%08x)\n", intel_de_read(dev_priv, DISPLAY_PHY_STATUS) & phy_status_mask, diff --git a/drivers/gpu/drm/i915/display/intel_dp_aux.c b/drivers/gpu/drm/i915/display/intel_dp_aux.c index 8a02d9cd2ec1..b8a53bb174da 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_aux.c +++ b/drivers/gpu/drm/i915/display/intel_dp_aux.c @@ -61,9 +61,8 @@ intel_dp_aux_wait_done(struct intel_dp *intel_dp) u32 status; int ret; - ret = __intel_de_wait_for_register(i915, ch_ctl, - DP_AUX_CH_CTL_SEND_BUSY, 0, - 2, timeout_ms, &status); + ret = intel_de_wait_custom(i915, ch_ctl, DP_AUX_CH_CTL_SEND_BUSY, 0, + 2, timeout_ms, &status); if (ret == -ETIMEDOUT) drm_err(&i915->drm, diff --git a/drivers/gpu/drm/i915/display/intel_dp_hdcp.c b/drivers/gpu/drm/i915/display/intel_dp_hdcp.c index b98a87883fef..179e754e5c30 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_hdcp.c +++ b/drivers/gpu/drm/i915/display/intel_dp_hdcp.c @@ -766,11 +766,9 @@ intel_dp_mst_hdcp_stream_encryption(struct intel_connector *connector, return -EINVAL; /* Wait for encryption confirmation */ - if (intel_de_wait_for_register(i915, - HDCP_STATUS(i915, cpu_transcoder, port), - stream_enc_status, - enable ? stream_enc_status : 0, - HDCP_ENCRYPT_STATUS_CHANGE_TIMEOUT_MS)) { + if (intel_de_wait(i915, HDCP_STATUS(i915, cpu_transcoder, port), + stream_enc_status, enable ? stream_enc_status : 0, + HDCP_ENCRYPT_STATUS_CHANGE_TIMEOUT_MS)) { drm_err(&i915->drm, "Timed out waiting for transcoder: %s stream encryption %s\n", transcoder_name(cpu_transcoder), enable ? "enabled" : "disabled"); return -ETIMEDOUT; @@ -801,11 +799,10 @@ intel_dp_mst_hdcp2_stream_encryption(struct intel_connector *connector, return ret; /* Wait for encryption confirmation */ - if (intel_de_wait_for_register(i915, - HDCP2_STREAM_STATUS(i915, cpu_transcoder, pipe), - STREAM_ENCRYPTION_STATUS, - enable ? STREAM_ENCRYPTION_STATUS : 0, - HDCP_ENCRYPT_STATUS_CHANGE_TIMEOUT_MS)) { + if (intel_de_wait(i915, HDCP2_STREAM_STATUS(i915, cpu_transcoder, pipe), + STREAM_ENCRYPTION_STATUS, + enable ? STREAM_ENCRYPTION_STATUS : 0, + HDCP_ENCRYPT_STATUS_CHANGE_TIMEOUT_MS)) { drm_err(&i915->drm, "Timed out waiting for transcoder: %s stream encryption %s\n", transcoder_name(cpu_transcoder), enable ? "enabled" : "disabled"); return -ETIMEDOUT; diff --git a/drivers/gpu/drm/i915/display/intel_gmbus.c b/drivers/gpu/drm/i915/display/intel_gmbus.c index d3e03ed5b79c..9c8e1e91ff1c 100644 --- a/drivers/gpu/drm/i915/display/intel_gmbus.c +++ b/drivers/gpu/drm/i915/display/intel_gmbus.c @@ -411,7 +411,7 @@ gmbus_wait_idle(struct drm_i915_private *i915) add_wait_queue(&i915->display.gmbus.wait_queue, &wait); intel_de_write_fw(i915, GMBUS4(i915), irq_enable); - ret = intel_de_wait_for_register_fw(i915, GMBUS2(i915), GMBUS_ACTIVE, 0, 10); + ret = intel_de_wait_fw(i915, GMBUS2(i915), GMBUS_ACTIVE, 0, 10); intel_de_write_fw(i915, GMBUS4(i915), 0); remove_wait_queue(&i915->display.gmbus.wait_queue, &wait); diff --git a/drivers/gpu/drm/i915/display/intel_pps.c b/drivers/gpu/drm/i915/display/intel_pps.c index 2d65a538f83e..b5d9920f8341 100644 --- a/drivers/gpu/drm/i915/display/intel_pps.c +++ b/drivers/gpu/drm/i915/display/intel_pps.c @@ -605,8 +605,7 @@ static void wait_panel_status(struct intel_dp *intel_dp, intel_de_read(dev_priv, pp_stat_reg), intel_de_read(dev_priv, pp_ctrl_reg)); - if (intel_de_wait_for_register(dev_priv, pp_stat_reg, - mask, value, 5000)) + if (intel_de_wait(dev_priv, pp_stat_reg, mask, value, 5000)) drm_err(&dev_priv->drm, "[ENCODER:%d:%s] %s panel status timeout: PP_STATUS: 0x%08x PP_CONTROL: 0x%08x\n", dig_port->base.base.base.id, dig_port->base.base.name, -- cgit From 1a8864822a90eedc3185d4775070a1fb47f54524 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Wed, 20 Mar 2024 18:01:23 +0200 Subject: drm/i915/display: prefer intel_de_wait*() functions over uncore ones Prefer the intel_de_wait*() functions over the uncore interface. Signed-off-by: Jani Nikula Reviewed-by: Gustavo Sousa Link: https://patchwork.freedesktop.org/patch/msgid/20240320160123.2904609-2-jani.nikula@intel.com --- drivers/gpu/drm/i915/display/intel_dpio_phy.c | 7 ++----- drivers/gpu/drm/i915/display/intel_hdcp.c | 6 +++--- 2 files changed, 5 insertions(+), 8 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dpio_phy.c b/drivers/gpu/drm/i915/display/intel_dpio_phy.c index 4ca910874a4f..2d7a71c8c69c 100644 --- a/drivers/gpu/drm/i915/display/intel_dpio_phy.c +++ b/drivers/gpu/drm/i915/display/intel_dpio_phy.c @@ -399,11 +399,8 @@ static void _bxt_ddi_phy_init(struct drm_i915_private *dev_priv, * The flag should get set in 100us according to the HW team, but * use 1ms due to occasional timeouts observed with that. */ - if (intel_wait_for_register_fw(&dev_priv->uncore, - BXT_PORT_CL1CM_DW0(phy), - PHY_RESERVED | PHY_POWER_GOOD, - PHY_POWER_GOOD, - 1)) + if (intel_de_wait_fw(dev_priv, BXT_PORT_CL1CM_DW0(phy), + PHY_RESERVED | PHY_POWER_GOOD, PHY_POWER_GOOD, 1)) drm_err(&dev_priv->drm, "timeout during PHY%d power on\n", phy); diff --git a/drivers/gpu/drm/i915/display/intel_hdcp.c b/drivers/gpu/drm/i915/display/intel_hdcp.c index 9edac27bab26..d5ed4c7dfbc0 100644 --- a/drivers/gpu/drm/i915/display/intel_hdcp.c +++ b/drivers/gpu/drm/i915/display/intel_hdcp.c @@ -369,9 +369,9 @@ static int intel_hdcp_load_keys(struct drm_i915_private *i915) } /* Wait for the keys to load (500us) */ - ret = __intel_wait_for_register(&i915->uncore, HDCP_KEY_STATUS, - HDCP_KEY_LOAD_DONE, HDCP_KEY_LOAD_DONE, - 10, 1, &val); + ret = intel_de_wait_custom(i915, HDCP_KEY_STATUS, + HDCP_KEY_LOAD_DONE, HDCP_KEY_LOAD_DONE, + 10, 1, &val); if (ret) return ret; else if (!(val & HDCP_KEY_LOAD_STATUS)) -- cgit From c1289a5c3594cf04caa94ebf0edeb50c62009f1f Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Mon, 25 Mar 2024 19:57:38 +0200 Subject: drm/i915: Pre-populate the cursor physical dma address MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Calling i915_gem_object_get_dma_address() from the vblank evade critical section triggers might_sleep(). While we know that we've already pinned the framebuffer and thus i915_gem_object_get_dma_address() will in fact not sleep in this case, it seems reasonable to keep the unconditional might_sleep() for maximum coverage. So let's instead pre-populate the dma address during fb pinning, which all happens before we enter the vblank evade critical section. We can use u32 for the dma address as this class of hardware doesn't support >32bit addresses. Cc: stable@vger.kernel.org Fixes: 0225a90981c8 ("drm/i915: Make cursor plane registers unlocked") Reported-by: Borislav Petkov Closes: https://lore.kernel.org/intel-gfx/20240227100342.GAZd2zfmYcPS_SndtO@fat_crate.local/ Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240325175738.3440-1-ville.syrjala@linux.intel.com Tested-by: Borislav Petkov (AMD) Reviewed-by: Chaitanya Kumar Borah --- drivers/gpu/drm/i915/display/intel_cursor.c | 4 +--- drivers/gpu/drm/i915/display/intel_display_types.h | 1 + drivers/gpu/drm/i915/display/intel_fb_pin.c | 10 ++++++++++ 3 files changed, 12 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_cursor.c b/drivers/gpu/drm/i915/display/intel_cursor.c index f8b33999d43f..0d3da55e1c24 100644 --- a/drivers/gpu/drm/i915/display/intel_cursor.c +++ b/drivers/gpu/drm/i915/display/intel_cursor.c @@ -36,12 +36,10 @@ static u32 intel_cursor_base(const struct intel_plane_state *plane_state) { struct drm_i915_private *dev_priv = to_i915(plane_state->uapi.plane->dev); - const struct drm_framebuffer *fb = plane_state->hw.fb; - struct drm_i915_gem_object *obj = intel_fb_obj(fb); u32 base; if (DISPLAY_INFO(dev_priv)->cursor_needs_physical) - base = i915_gem_object_get_dma_address(obj, 0); + base = plane_state->phys_dma_addr; else base = intel_plane_ggtt_offset(plane_state); diff --git a/drivers/gpu/drm/i915/display/intel_display_types.h b/drivers/gpu/drm/i915/display/intel_display_types.h index 8a35fb6b2ade..68f26a33870b 100644 --- a/drivers/gpu/drm/i915/display/intel_display_types.h +++ b/drivers/gpu/drm/i915/display/intel_display_types.h @@ -728,6 +728,7 @@ struct intel_plane_state { #define PLANE_HAS_FENCE BIT(0) struct intel_fb_view view; + u32 phys_dma_addr; /* for cursor_needs_physical */ /* Plane pxp decryption state */ bool decrypt; diff --git a/drivers/gpu/drm/i915/display/intel_fb_pin.c b/drivers/gpu/drm/i915/display/intel_fb_pin.c index 7b42aef37d2f..b6df9baf481b 100644 --- a/drivers/gpu/drm/i915/display/intel_fb_pin.c +++ b/drivers/gpu/drm/i915/display/intel_fb_pin.c @@ -255,6 +255,16 @@ int intel_plane_pin_fb(struct intel_plane_state *plane_state) return PTR_ERR(vma); plane_state->ggtt_vma = vma; + + /* + * Pre-populate the dma address before we enter the vblank + * evade critical section as i915_gem_object_get_dma_address() + * will trigger might_sleep() even if it won't actually sleep, + * which is the case when the fb has already been pinned. + */ + if (phys_cursor) + plane_state->phys_dma_addr = + i915_gem_object_get_dma_address(intel_fb_obj(fb), 0); } else { struct intel_framebuffer *intel_fb = to_intel_framebuffer(fb); -- cgit From 26410896206342c8a80d2b027923e9ee7d33b733 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Tue, 19 Mar 2024 11:24:42 +0200 Subject: drm/i915/bios: Tolerate devdata==NULL in intel_bios_encoder_supports_dp_dual_mode() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit If we have no VBT, or the VBT didn't declare the encoder in question, we won't have the 'devdata' for the encoder. Instead of oopsing just bail early. We won't be able to tell whether the port is DP++ or not, but so be it. Cc: stable@vger.kernel.org Closes: https://gitlab.freedesktop.org/drm/intel/-/issues/10464 Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240319092443.15769-1-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_bios.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/gpu/drm/i915/display/intel_bios.c b/drivers/gpu/drm/i915/display/intel_bios.c index c7841b3eede8..c13a98431a7b 100644 --- a/drivers/gpu/drm/i915/display/intel_bios.c +++ b/drivers/gpu/drm/i915/display/intel_bios.c @@ -3458,6 +3458,9 @@ bool intel_bios_encoder_supports_dp_dual_mode(const struct intel_bios_encoder_da { const struct child_device_config *child = &devdata->child; + if (!devdata) + return false; + if (!intel_bios_encoder_supports_dp(devdata) || !intel_bios_encoder_supports_hdmi(devdata)) return false; -- cgit From 1965dbd535eec6064803484eb014a2d9a0cf6a30 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Tue, 19 Mar 2024 11:24:43 +0200 Subject: drm/i915/bios: Use the platform's port_mask when there is no VBT MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit When we have no VBT we currently assume ports A-F are all pontially valid for every platform. That is nonsense. Grab the bitmask of valid ports from the runtime info instead. Although the defaults we actually fill here look semi-sensible only for hsw-skl era hardware. Dunno if we should try to do something more appropriate here for other platforms, or just try to nuke the whole thing? Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240319092443.15769-2-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_bios.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_bios.c b/drivers/gpu/drm/i915/display/intel_bios.c index c13a98431a7b..2abd2d7ceda2 100644 --- a/drivers/gpu/drm/i915/display/intel_bios.c +++ b/drivers/gpu/drm/i915/display/intel_bios.c @@ -2890,9 +2890,8 @@ init_vbt_panel_defaults(struct intel_panel *panel) static void init_vbt_missing_defaults(struct drm_i915_private *i915) { + unsigned int ports = DISPLAY_RUNTIME_INFO(i915)->port_mask; enum port port; - int ports = BIT(PORT_A) | BIT(PORT_B) | BIT(PORT_C) | - BIT(PORT_D) | BIT(PORT_E) | BIT(PORT_F); if (!HAS_DDI(i915) && !IS_CHERRYVIEW(i915)) return; -- cgit From 92714006eb4d10ddfaa0eca41c81e6b483e02f93 Mon Sep 17 00:00:00 2001 From: Gareth Yu Date: Thu, 21 Mar 2024 12:53:11 +0800 Subject: drm/i915/backlight: Do not bump min brightness to max on enable MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Historically the expectation was to set brightness to max on enable, if it was zero. However, the policy should be to preserve brightness across disable/enable, for example the userspace might want to dim the brightness before disable (e.g. on suspend) and gradually bring it back up after enable (e.g. on resume). If the brightness gets bumped to max at enable, this causes flicker as the userspace expects the brightness to have been preserved across disable/enable. For example: (suspend) [53949.248875] i915 0000:00:02.0: [drm:intel_edp_backlight_off] [53949.452046] i915 0000:00:02.0: [drm:intel_backlight_set_pwm_level] set backlight PWM = 0 (wakeup) [53986.067356] i915 0000:00:02.0: [drm:intel_edp_backlight_on] [53986.067367] i915 0000:00:02.0: [drm:intel_backlight_enable] pipe A [53986.067476] i915 0000:00:02.0: [drm:intel_backlight_set_pwm_level] set backlight PWM = 96000 [53986.119766] backlight intel_backlight: PM: calling backlight_resume+0x0/0x7a @ 4916, parent: card0-eDP-1 [53986.119781] backlight intel_backlight: PM: backlight_resume+0x0/0x7a returned 0 after 0 usecs [53986.220068] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=26321/96000 [53986.220086] i915 0000:00:02.0: [drm:intel_panel_actually_set_backlight] set backlight level = 27961 Reduce the check to respecting the minimum brightness, and avoid bumping min brightness to max on enable. Note: It's possible there's still userspace out there that relies on the old behaviour. It would be unfortunate, but there's really only one way to find out. Cc: Tejas Upadhyay Cc: Matt Roper Cc: Ville Syrjälä Signed-off-by: Gareth Yu Reviewed-by: Jani Nikula [Jani: Rewrote the commit message.] Signed-off-by: Jani Nikula Link: https://patchwork.freedesktop.org/patch/msgid/20240321045311.2124111-1-gareth.yu@intel.com --- drivers/gpu/drm/i915/display/intel_backlight.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_backlight.c b/drivers/gpu/drm/i915/display/intel_backlight.c index 9e4a9d4f1585..4d4330410b4d 100644 --- a/drivers/gpu/drm/i915/display/intel_backlight.c +++ b/drivers/gpu/drm/i915/display/intel_backlight.c @@ -761,8 +761,8 @@ static void __intel_backlight_enable(const struct intel_crtc_state *crtc_state, WARN_ON(panel->backlight.max == 0); - if (panel->backlight.level <= panel->backlight.min) { - panel->backlight.level = panel->backlight.max; + if (panel->backlight.level < panel->backlight.min) { + panel->backlight.level = panel->backlight.min; if (panel->backlight.device) panel->backlight.device->props.brightness = scale_hw_to_user(connector, -- cgit From e580fc47b50c528b9a1210b0b6ef540d79c2cfa8 Mon Sep 17 00:00:00 2001 From: Lucas De Marchi Date: Mon, 25 Mar 2024 07:47:28 -0700 Subject: drm/i915: Delete stray .rej file drivers/gpu/drm/i915/gt/intel_workarounds.c.rej was incorrectly added to the tree after solving a conflict. Remove it. Fixes: 326e30e4624c ("drm/i915: Drop dead code for pvc") Reported-by: Stephen Rothwell Closes: https://lore.kernel.org/r/20240325083435.4f970eec@canb.auug.org.au Cc: Jani Nikula Reviewed-by: Jani Nikula Link: https://patchwork.freedesktop.org/patch/msgid/20240325144728.537855-1-lucas.demarchi@intel.com Signed-off-by: Lucas De Marchi --- drivers/gpu/drm/i915/gt/intel_workarounds.c.rej | 18 ------------------ 1 file changed, 18 deletions(-) delete mode 100644 drivers/gpu/drm/i915/gt/intel_workarounds.c.rej diff --git a/drivers/gpu/drm/i915/gt/intel_workarounds.c.rej b/drivers/gpu/drm/i915/gt/intel_workarounds.c.rej deleted file mode 100644 index 91463b1d684a..000000000000 --- a/drivers/gpu/drm/i915/gt/intel_workarounds.c.rej +++ /dev/null @@ -1,18 +0,0 @@ -diff a/drivers/gpu/drm/i915/gt/intel_workarounds.c b/drivers/gpu/drm/i915/gt/intel_workarounds.c (rejected hunks) -@@ -2844,14 +2767,13 @@ general_render_compute_wa_init(struct intel_engine_cs *engine, struct i915_wa_li - - if (IS_GFX_GT_IP_STEP(gt, IP_VER(12, 70), STEP_A0, STEP_B0) || - IS_GFX_GT_IP_STEP(gt, IP_VER(12, 71), STEP_A0, STEP_B0) || -- IS_PONTEVECCHIO(i915) || - IS_DG2(i915)) { - /* Wa_22014226127 */ - wa_mcr_write_or(wal, LSC_CHICKEN_BIT_0, DISABLE_D8_D16_COASLESCE); - } - -- if (IS_PONTEVECCHIO(i915) || IS_DG2(i915)) -- /* Wa_14015227452:dg2,pvc */ -+ if (IS_DG2(i915)) -+ /* Wa_14015227452 */ - wa_mcr_masked_en(wal, GEN9_ROW_CHICKEN4, XEHP_DIS_BBL_SYSPIPE); - - if (IS_DG2(i915)) { -- cgit From 2bcf0f9bb33d7199a7ba02c2a38c25a4f7f22c3a Mon Sep 17 00:00:00 2001 From: Ravi Kumar Vodapalli Date: Tue, 26 Mar 2024 16:02:41 +0530 Subject: drm/i915: Add new PCI IDs to DG2 platform in driver New PCI IDs are added in Bspec for DG2 platform, add them in driver Bspec: 44477 Signed-off-by: Ravi Kumar Vodapalli Reviewed-by: Matt Roper Signed-off-by: Matt Roper Link: https://patchwork.freedesktop.org/patch/msgid/20240326103241.3832494-1-ravi.kumar.vodapalli@intel.com --- include/drm/i915_pciids.h | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/include/drm/i915_pciids.h b/include/drm/i915_pciids.h index 28a96aa1e08f..85ce33ad6e26 100644 --- a/include/drm/i915_pciids.h +++ b/include/drm/i915_pciids.h @@ -711,7 +711,9 @@ INTEL_VGA_DEVICE(0x5692, info), \ INTEL_VGA_DEVICE(0x56A0, info), \ INTEL_VGA_DEVICE(0x56A1, info), \ - INTEL_VGA_DEVICE(0x56A2, info) + INTEL_VGA_DEVICE(0x56A2, info), \ + INTEL_VGA_DEVICE(0x56BE, info), \ + INTEL_VGA_DEVICE(0x56BF, info) #define INTEL_DG2_G11_IDS(info) \ INTEL_VGA_DEVICE(0x5693, info), \ -- cgit From ddf8a8bbb5643265883bab0c59adf0648422c4bb Mon Sep 17 00:00:00 2001 From: Arun R Murthy Date: Wed, 28 Feb 2024 20:13:50 +0530 Subject: drm/i915/dp: Remove support for UHBR13.5 UHBR13.5 is not supported in MTL and also the DP2.1 spec says UHBR13.5 is optional. Hence removing UHBR135 from the supported link rates. v2: Reframed the commit message and added link to the issue. Signed-off-by: Arun R Murthy Fixes: 62618c7f117e ("drm/i915/mtl: C20 PLL programming") Reviewed-by: Jani Nikula Signed-off-by: Animesh Manna Link: https://patchwork.freedesktop.org/patch/msgid/20240228144350.3184930-1-arun.r.murthy@intel.com --- drivers/gpu/drm/i915/display/intel_dp.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index 0931a49b619d..7192f2be3aaf 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -495,7 +495,7 @@ intel_dp_set_source_rates(struct intel_dp *intel_dp) /* The values must be in increasing order */ static const int mtl_rates[] = { 162000, 216000, 243000, 270000, 324000, 432000, 540000, 675000, - 810000, 1000000, 1350000, 2000000, + 810000, 1000000, 2000000, }; static const int icl_rates[] = { 162000, 216000, 270000, 324000, 432000, 540000, 648000, 810000, -- cgit From f3b899f0b4b17fa0b20e27c23f78604d5686383d Mon Sep 17 00:00:00 2001 From: Jouni Högander Date: Tue, 19 Mar 2024 14:33:23 +0200 Subject: drm/i915/psr: Calculate PIPE_SRCSZ_ERLY_TPT value MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit When early transport is enabled we need to write PIPE_SRCSZ_ERLY_TPT on every flip doing selective update. This patch calculates PIPE_SRCSZ_ERLY_TPT same way as is done for PSR2_MAN_TRK_CTL value and stores i in intel_crtc_state->pipe_srcsz_early_tpt to be written later during flip. Bspec: 68927 Signed-off-by: Jouni Högander Reviewed-by: Mika Kahola Link: https://patchwork.freedesktop.org/patch/msgid/20240319123327.1661097-2-jouni.hogander@intel.com --- drivers/gpu/drm/i915/display/intel_display_types.h | 2 ++ drivers/gpu/drm/i915/display/intel_psr.c | 16 ++++++++++++++++ 2 files changed, 18 insertions(+) diff --git a/drivers/gpu/drm/i915/display/intel_display_types.h b/drivers/gpu/drm/i915/display/intel_display_types.h index 68f26a33870b..bec5e1103d20 100644 --- a/drivers/gpu/drm/i915/display/intel_display_types.h +++ b/drivers/gpu/drm/i915/display/intel_display_types.h @@ -1424,6 +1424,8 @@ struct intel_crtc_state { u32 psr2_man_track_ctl; + u32 pipe_srcsz_early_tpt; + struct drm_rect psr2_su_area; /* Variable Refresh Rate state */ diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c index 3f35572354ba..794857c6ffd7 100644 --- a/drivers/gpu/drm/i915/display/intel_psr.c +++ b/drivers/gpu/drm/i915/display/intel_psr.c @@ -2072,6 +2072,20 @@ exit: crtc_state->psr2_man_track_ctl = val; } +static u32 psr2_pipe_srcsz_early_tpt_calc(struct intel_crtc_state *crtc_state, + bool full_update) +{ + int width, height; + + if (!crtc_state->enable_psr2_su_region_et || full_update) + return 0; + + width = drm_rect_width(&crtc_state->psr2_su_area); + height = drm_rect_height(&crtc_state->psr2_su_area); + + return PIPESRC_WIDTH(width - 1) | PIPESRC_HEIGHT(height - 1); +} + static void clip_area_update(struct drm_rect *overlap_damage_area, struct drm_rect *damage_area, struct drm_rect *pipe_src) @@ -2359,6 +2373,8 @@ int intel_psr2_sel_fetch_update(struct intel_atomic_state *state, skip_sel_fetch_set_loop: psr2_man_trk_ctl_calc(crtc_state, full_update); + crtc_state->pipe_srcsz_early_tpt = + psr2_pipe_srcsz_early_tpt_calc(crtc_state, full_update); return 0; } -- cgit From b52c4093b0c9089b00b42823d41986a94d32e341 Mon Sep 17 00:00:00 2001 From: Jouni Högander Date: Tue, 19 Mar 2024 14:33:24 +0200 Subject: drm/i915/psr: Move writing early transport pipe src MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Currently PIPE_SRCSZ_ERLY_TPT is written in intel_display.c:intel_set_pipe_src_size. This doesn't work as intel_set_pipe_src_size is called only on modeset. Bspec: 68927 Fixes: 3291bbb93e16 ("drm/i915/psr: Configure PIPE_SRCSZ_ERLY_TPT for psr2 early transport") Signed-off-by: Jouni Högander Reviewed-by: Mika Kahola Link: https://patchwork.freedesktop.org/patch/msgid/20240319123327.1661097-3-jouni.hogander@intel.com --- drivers/gpu/drm/i915/display/intel_display.c | 9 --------- drivers/gpu/drm/i915/display/intel_psr.c | 7 +++++++ 2 files changed, 7 insertions(+), 9 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index 4d6668a5f1ab..614e60420a29 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -2748,15 +2748,6 @@ static void intel_set_pipe_src_size(const struct intel_crtc_state *crtc_state) */ intel_de_write(dev_priv, PIPESRC(pipe), PIPESRC_WIDTH(width - 1) | PIPESRC_HEIGHT(height - 1)); - - if (!crtc_state->enable_psr2_su_region_et) - return; - - width = drm_rect_width(&crtc_state->psr2_su_area); - height = drm_rect_height(&crtc_state->psr2_su_area); - - intel_de_write(dev_priv, PIPE_SRCSZ_ERLY_TPT(pipe), - PIPESRC_WIDTH(width - 1) | PIPESRC_HEIGHT(height - 1)); } static bool intel_pipe_is_interlaced(const struct intel_crtc_state *crtc_state) diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c index 794857c6ffd7..3198cec15fc1 100644 --- a/drivers/gpu/drm/i915/display/intel_psr.c +++ b/drivers/gpu/drm/i915/display/intel_psr.c @@ -2015,6 +2015,7 @@ static void psr_force_hw_tracking_exit(struct intel_dp *intel_dp) void intel_psr2_program_trans_man_trk_ctl(const struct intel_crtc_state *crtc_state) { + struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); struct drm_i915_private *dev_priv = to_i915(crtc_state->uapi.crtc->dev); enum transcoder cpu_transcoder = crtc_state->cpu_transcoder; struct intel_encoder *encoder; @@ -2034,6 +2035,12 @@ void intel_psr2_program_trans_man_trk_ctl(const struct intel_crtc_state *crtc_st intel_de_write(dev_priv, PSR2_MAN_TRK_CTL(cpu_transcoder), crtc_state->psr2_man_track_ctl); + + if (!crtc_state->enable_psr2_su_region_et) + return; + + intel_de_write(dev_priv, PIPE_SRCSZ_ERLY_TPT(crtc->pipe), + crtc_state->pipe_srcsz_early_tpt); } static void psr2_man_trk_ctl_calc(struct intel_crtc_state *crtc_state, -- cgit From d37b3dac68e26669f03f768b3afc9abc094c9ac9 Mon Sep 17 00:00:00 2001 From: Jouni Högander Date: Tue, 19 Mar 2024 14:33:25 +0200 Subject: drm/i915/psr: Fix intel_psr2_sel_fetch_et_alignment usage MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Currently we are not aligning selective update area to cover cursor fully when cursor is not updated by itself but still in the selective update area. Fix this by checking cursor separately after drm_atomic_add_affected_planes. Bspec: 68927 Fixes: 1bff93b8bc27 ("drm/i915/psr: Extend SU area to cover cursor fully if needed") Signed-off-by: Jouni Högander Reviewed-by: Mika Kahola Link: https://patchwork.freedesktop.org/patch/msgid/20240319123327.1661097-4-jouni.hogander@intel.com --- drivers/gpu/drm/i915/display/intel_psr.c | 55 +++++++++++++++++++------------- 1 file changed, 33 insertions(+), 22 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c index 3198cec15fc1..747abcb51deb 100644 --- a/drivers/gpu/drm/i915/display/intel_psr.c +++ b/drivers/gpu/drm/i915/display/intel_psr.c @@ -2137,21 +2137,36 @@ static void intel_psr2_sel_fetch_pipe_alignment(struct intel_crtc_state *crtc_st * cursor fully when cursor is in SU area. */ static void -intel_psr2_sel_fetch_et_alignment(struct intel_crtc_state *crtc_state, - struct intel_plane_state *cursor_state) +intel_psr2_sel_fetch_et_alignment(struct intel_atomic_state *state, + struct intel_crtc *crtc) { - struct drm_rect inter; + struct intel_crtc_state *crtc_state = intel_atomic_get_new_crtc_state(state, crtc); + struct intel_plane_state *new_plane_state; + struct intel_plane *plane; + int i; - if (!crtc_state->enable_psr2_su_region_et || - !cursor_state->uapi.visible) + if (!crtc_state->enable_psr2_su_region_et) return; - inter = crtc_state->psr2_su_area; - if (!drm_rect_intersect(&inter, &cursor_state->uapi.dst)) - return; + for_each_new_intel_plane_in_state(state, plane, new_plane_state, i) { + struct drm_rect inter; - clip_area_update(&crtc_state->psr2_su_area, &cursor_state->uapi.dst, - &crtc_state->pipe_src); + if (new_plane_state->uapi.crtc != crtc_state->uapi.crtc) + continue; + + if (plane->id != PLANE_CURSOR) + continue; + + if (!new_plane_state->uapi.visible) + continue; + + inter = crtc_state->psr2_su_area; + if (!drm_rect_intersect(&inter, &new_plane_state->uapi.dst)) + continue; + + clip_area_update(&crtc_state->psr2_su_area, &new_plane_state->uapi.dst, + &crtc_state->pipe_src); + } } /* @@ -2194,8 +2209,7 @@ int intel_psr2_sel_fetch_update(struct intel_atomic_state *state, { struct drm_i915_private *dev_priv = to_i915(state->base.dev); struct intel_crtc_state *crtc_state = intel_atomic_get_new_crtc_state(state, crtc); - struct intel_plane_state *new_plane_state, *old_plane_state, - *cursor_plane_state = NULL; + struct intel_plane_state *new_plane_state, *old_plane_state; struct intel_plane *plane; bool full_update = false; int i, ret; @@ -2280,13 +2294,6 @@ int intel_psr2_sel_fetch_update(struct intel_atomic_state *state, damaged_area.x2 += new_plane_state->uapi.dst.x1 - src.x1; clip_area_update(&crtc_state->psr2_su_area, &damaged_area, &crtc_state->pipe_src); - - /* - * Cursor plane new state is stored to adjust su area to cover - * cursor are fully. - */ - if (plane->id == PLANE_CURSOR) - cursor_plane_state = new_plane_state; } /* @@ -2315,9 +2322,13 @@ int intel_psr2_sel_fetch_update(struct intel_atomic_state *state, if (ret) return ret; - /* Adjust su area to cover cursor fully as necessary */ - if (cursor_plane_state) - intel_psr2_sel_fetch_et_alignment(crtc_state, cursor_plane_state); + /* + * Adjust su area to cover cursor fully as necessary (early + * transport). This needs to be done after + * drm_atomic_add_affected_planes to ensure visible cursor is added into + * affected planes even when cursor is not updated by itself. + */ + intel_psr2_sel_fetch_et_alignment(state, crtc); intel_psr2_sel_fetch_pipe_alignment(crtc_state); -- cgit From b6cc0b9579b138caf73821da3355442834dea0aa Mon Sep 17 00:00:00 2001 From: Jouni Högander Date: Tue, 19 Mar 2024 14:33:26 +0200 Subject: drm/i915/display: Add definition for MCURSOR_MODE_64_2B MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit MCURSOR_MODE_64_2B is used in Wa_16021440873. Add define for it. Bspec: 69837 Signed-off-by: Jouni Högander Reviewed-by: Mika Kahola Link: https://patchwork.freedesktop.org/patch/msgid/20240319123327.1661097-5-jouni.hogander@intel.com --- drivers/gpu/drm/i915/i915_reg.h | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index c18e7dbb025e..58f3e4bfe254 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -3051,6 +3051,7 @@ #define MCURSOR_MODE_DISABLE 0x00 #define MCURSOR_MODE_128_32B_AX 0x02 #define MCURSOR_MODE_256_32B_AX 0x03 +#define MCURSOR_MODE_64_2B 0x04 #define MCURSOR_MODE_64_32B_AX 0x07 #define MCURSOR_MODE_128_ARGB_AX (0x20 | MCURSOR_MODE_128_32B_AX) #define MCURSOR_MODE_256_ARGB_AX (0x20 | MCURSOR_MODE_256_32B_AX) -- cgit From 29cdef8539c36f4bee0e9af01df9406c32dfd4d4 Mon Sep 17 00:00:00 2001 From: Jouni Högander Date: Tue, 19 Mar 2024 14:33:27 +0200 Subject: drm/i915/display: Implement Wa_16021440873 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This patch is implementing Wa_16021440873. Bspec: 74151 Signed-off-by: Jouni Högander Reviewed-by: Mika Kahola Link: https://patchwork.freedesktop.org/patch/msgid/20240319123327.1661097-6-jouni.hogander@intel.com --- drivers/gpu/drm/i915/display/intel_cursor.c | 24 +++++++++++++++++++++++- drivers/gpu/drm/i915/display/intel_psr.c | 20 ++++++++++++++------ 2 files changed, 37 insertions(+), 7 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_cursor.c b/drivers/gpu/drm/i915/display/intel_cursor.c index 0d3da55e1c24..89c26db0730e 100644 --- a/drivers/gpu/drm/i915/display/intel_cursor.c +++ b/drivers/gpu/drm/i915/display/intel_cursor.c @@ -509,6 +509,24 @@ static void i9xx_cursor_disable_sel_fetch_arm(struct intel_plane *plane, intel_de_write_fw(dev_priv, PLANE_SEL_FETCH_CTL(pipe, plane->id), 0); } +static void wa_16021440873(struct intel_plane *plane, + const struct intel_crtc_state *crtc_state, + const struct intel_plane_state *plane_state) +{ + struct drm_i915_private *dev_priv = to_i915(plane->base.dev); + u32 ctl = plane_state->ctl; + int et_y_position = drm_rect_height(&crtc_state->pipe_src) + 1; + enum pipe pipe = plane->pipe; + + ctl &= ~MCURSOR_MODE_MASK; + ctl |= MCURSOR_MODE_64_2B; + + intel_de_write_fw(dev_priv, PLANE_SEL_FETCH_CTL(pipe, plane->id), ctl); + + intel_de_write(dev_priv, PIPE_SRCSZ_ERLY_TPT(pipe), + PIPESRC_HEIGHT(et_y_position)); +} + static void i9xx_cursor_update_sel_fetch_arm(struct intel_plane *plane, const struct intel_crtc_state *crtc_state, const struct intel_plane_state *plane_state) @@ -529,7 +547,11 @@ static void i9xx_cursor_update_sel_fetch_arm(struct intel_plane *plane, intel_de_write_fw(dev_priv, PLANE_SEL_FETCH_CTL(pipe, plane->id), plane_state->ctl); } else { - i9xx_cursor_disable_sel_fetch_arm(plane, crtc_state); + /* Wa_16021440873 */ + if (crtc_state->enable_psr2_su_region_et) + wa_16021440873(plane, crtc_state, plane_state); + else + i9xx_cursor_disable_sel_fetch_arm(plane, crtc_state); } } diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c index 747abcb51deb..33e427816be6 100644 --- a/drivers/gpu/drm/i915/display/intel_psr.c +++ b/drivers/gpu/drm/i915/display/intel_psr.c @@ -2079,14 +2079,19 @@ exit: crtc_state->psr2_man_track_ctl = val; } -static u32 psr2_pipe_srcsz_early_tpt_calc(struct intel_crtc_state *crtc_state, - bool full_update) +static u32 +psr2_pipe_srcsz_early_tpt_calc(struct intel_crtc_state *crtc_state, + bool full_update, bool cursor_in_su_area) { int width, height; if (!crtc_state->enable_psr2_su_region_et || full_update) return 0; + if (!cursor_in_su_area) + return PIPESRC_WIDTH(0) | + PIPESRC_HEIGHT(drm_rect_height(&crtc_state->pipe_src)); + width = drm_rect_width(&crtc_state->psr2_su_area); height = drm_rect_height(&crtc_state->psr2_su_area); @@ -2138,7 +2143,8 @@ static void intel_psr2_sel_fetch_pipe_alignment(struct intel_crtc_state *crtc_st */ static void intel_psr2_sel_fetch_et_alignment(struct intel_atomic_state *state, - struct intel_crtc *crtc) + struct intel_crtc *crtc, + bool *cursor_in_su_area) { struct intel_crtc_state *crtc_state = intel_atomic_get_new_crtc_state(state, crtc); struct intel_plane_state *new_plane_state; @@ -2166,6 +2172,7 @@ intel_psr2_sel_fetch_et_alignment(struct intel_atomic_state *state, clip_area_update(&crtc_state->psr2_su_area, &new_plane_state->uapi.dst, &crtc_state->pipe_src); + *cursor_in_su_area = true; } } @@ -2211,7 +2218,7 @@ int intel_psr2_sel_fetch_update(struct intel_atomic_state *state, struct intel_crtc_state *crtc_state = intel_atomic_get_new_crtc_state(state, crtc); struct intel_plane_state *new_plane_state, *old_plane_state; struct intel_plane *plane; - bool full_update = false; + bool full_update = false, cursor_in_su_area = false; int i, ret; if (!crtc_state->enable_psr2_sel_fetch) @@ -2328,7 +2335,7 @@ int intel_psr2_sel_fetch_update(struct intel_atomic_state *state, * drm_atomic_add_affected_planes to ensure visible cursor is added into * affected planes even when cursor is not updated by itself. */ - intel_psr2_sel_fetch_et_alignment(state, crtc); + intel_psr2_sel_fetch_et_alignment(state, crtc, &cursor_in_su_area); intel_psr2_sel_fetch_pipe_alignment(crtc_state); @@ -2392,7 +2399,8 @@ int intel_psr2_sel_fetch_update(struct intel_atomic_state *state, skip_sel_fetch_set_loop: psr2_man_trk_ctl_calc(crtc_state, full_update); crtc_state->pipe_srcsz_early_tpt = - psr2_pipe_srcsz_early_tpt_calc(crtc_state, full_update); + psr2_pipe_srcsz_early_tpt_calc(crtc_state, full_update, + cursor_in_su_area); return 0; } -- cgit From 5a1da42b50f3594e18738885c2f23ed36629dd00 Mon Sep 17 00:00:00 2001 From: Ankit Nautiyal Date: Tue, 5 Mar 2024 11:14:43 +0530 Subject: drm/i915/dp: Fix the computation for compressed_bpp for DISPLAY < 13 For DISPLAY < 13, compressed bpp is chosen from a list of supported compressed bpps. Fix the condition to choose the appropriate compressed bpp from the list. Fixes: 1c56e9a39833 ("drm/i915/dp: Get optimal link config to have best compressed bpp") Cc: Ankit Nautiyal Cc: Stanislav Lisovskiy Cc: Jani Nikula Cc: # v6.7+ Closes: https://gitlab.freedesktop.org/drm/intel/-/issues/10162 Signed-off-by: Ankit Nautiyal Reviewed-by: Suraj Kandpal Link: https://patchwork.freedesktop.org/patch/msgid/20240305054443.2489895-1-ankit.k.nautiyal@intel.com --- drivers/gpu/drm/i915/display/intel_dp.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index 7192f2be3aaf..6a67eb379292 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -1913,8 +1913,9 @@ icl_dsc_compute_link_config(struct intel_dp *intel_dp, dsc_max_bpp = min(dsc_max_bpp, pipe_bpp - 1); for (i = 0; i < ARRAY_SIZE(valid_dsc_bpp); i++) { - if (valid_dsc_bpp[i] < dsc_min_bpp || - valid_dsc_bpp[i] > dsc_max_bpp) + if (valid_dsc_bpp[i] < dsc_min_bpp) + continue; + if (valid_dsc_bpp[i] > dsc_max_bpp) break; ret = dsc_compute_link_config(intel_dp, -- cgit From 2d2d92bc2583cbfbe4d156f5fdf6c49789c94a6f Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Thu, 28 Mar 2024 12:24:55 +0200 Subject: drm/i915: use fine grained -Woverride-init disable Use localized __diag_push(), __diag_ignore_all() with rationale, and __diag_pop() for specific initializations instead of blanket disabling of -Woverride-init across several files. Note that we've tried this before with commit 88e9664434c9 ("drm/i915: use localized __diag_ignore_all() instead of per file") and reverted in commit 290d16104575 ("Revert "drm/i915: use localized __diag_ignore_all() instead of per file""). The issue turned out to be in __diag_ignore_all() and it was fixed by commit 689b097a06ba ("compiler-gcc: Suppress -Wmissing-prototypes warning for all supported GCC"). So we should be able to pull this off now. Cc: Arnd Bergmann Cc: Lucas De Marchi Acked-by: Arnd Bergmann Reviewed-by: Lucas De Marchi Link: https://patchwork.freedesktop.org/patch/msgid/20240328102455.944131-1-jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/Makefile | 5 ----- drivers/gpu/drm/i915/display/intel_display_device.c | 5 +++++ drivers/gpu/drm/i915/display/intel_fbdev.c | 5 +++++ drivers/gpu/drm/i915/i915_pci.c | 5 +++++ drivers/gpu/drm/xe/Makefile | 3 --- 5 files changed, 15 insertions(+), 8 deletions(-) diff --git a/drivers/gpu/drm/i915/Makefile b/drivers/gpu/drm/i915/Makefile index 3ef6ed41e62b..87d6ba8d2341 100644 --- a/drivers/gpu/drm/i915/Makefile +++ b/drivers/gpu/drm/i915/Makefile @@ -32,11 +32,6 @@ endif # Enable -Werror in CI and development subdir-ccflags-$(CONFIG_DRM_I915_WERROR) += -Werror -# Fine grained warnings disable -CFLAGS_i915_pci.o = $(call cc-disable-warning, override-init) -CFLAGS_display/intel_display_device.o = $(call cc-disable-warning, override-init) -CFLAGS_display/intel_fbdev.o = $(call cc-disable-warning, override-init) - # Support compiling the display code separately for both i915 and xe # drivers. Define I915 when building i915. subdir-ccflags-y += -DI915 diff --git a/drivers/gpu/drm/i915/display/intel_display_device.c b/drivers/gpu/drm/i915/display/intel_display_device.c index c02d79b50006..b8903bd0e82a 100644 --- a/drivers/gpu/drm/i915/display/intel_display_device.c +++ b/drivers/gpu/drm/i915/display/intel_display_device.c @@ -17,6 +17,9 @@ #include "intel_display_reg_defs.h" #include "intel_fbc.h" +__diag_push(); +__diag_ignore_all("-Woverride-init", "Allow field initialization overrides for display info"); + static const struct intel_display_device_info no_display = {}; #define PIPE_A_OFFSET 0x70000 @@ -768,6 +771,8 @@ static const struct intel_display_device_info xe2_lpd_display = { BIT(INTEL_FBC_C) | BIT(INTEL_FBC_D), }; +__diag_pop(); + /* * Separate detection for no display cases to keep the display id array simple. * diff --git a/drivers/gpu/drm/i915/display/intel_fbdev.c b/drivers/gpu/drm/i915/display/intel_fbdev.c index 99894a855ef0..43855c6c3509 100644 --- a/drivers/gpu/drm/i915/display/intel_fbdev.c +++ b/drivers/gpu/drm/i915/display/intel_fbdev.c @@ -135,6 +135,9 @@ static int intel_fbdev_mmap(struct fb_info *info, struct vm_area_struct *vma) return i915_gem_fb_mmap(obj, vma); } +__diag_push(); +__diag_ignore_all("-Woverride-init", "Allow field initialization overrides for fb ops"); + static const struct fb_ops intelfb_ops = { .owner = THIS_MODULE, __FB_DEFAULT_DEFERRED_OPS_RDWR(intel_fbdev), @@ -146,6 +149,8 @@ static const struct fb_ops intelfb_ops = { .fb_mmap = intel_fbdev_mmap, }; +__diag_pop(); + static int intelfb_create(struct drm_fb_helper *helper, struct drm_fb_helper_surface_size *sizes) { diff --git a/drivers/gpu/drm/i915/i915_pci.c b/drivers/gpu/drm/i915/i915_pci.c index 1e69783ae4fd..405ca17a990b 100644 --- a/drivers/gpu/drm/i915/i915_pci.c +++ b/drivers/gpu/drm/i915/i915_pci.c @@ -38,6 +38,9 @@ #include "i915_reg.h" #include "intel_pci_config.h" +__diag_push(); +__diag_ignore_all("-Woverride-init", "Allow field initialization overrides for device info"); + #define PLATFORM(x) .platform = (x) #define GEN(x) \ .__runtime.graphics.ip.ver = (x), \ @@ -785,6 +788,8 @@ static const struct intel_device_info mtl_info = { #undef PLATFORM +__diag_pop(); + /* * Make sure any device matches here are from most specific to most * general. For example, since the Quanta match is based on the subsystem diff --git a/drivers/gpu/drm/xe/Makefile b/drivers/gpu/drm/xe/Makefile index c531210695db..1f9b57eb5e7d 100644 --- a/drivers/gpu/drm/xe/Makefile +++ b/drivers/gpu/drm/xe/Makefile @@ -169,9 +169,6 @@ subdir-ccflags-$(CONFIG_DRM_XE_DISPLAY) += \ -Ddrm_i915_gem_object=xe_bo \ -Ddrm_i915_private=xe_device -CFLAGS_i915-display/intel_fbdev.o = $(call cc-disable-warning, override-init) -CFLAGS_i915-display/intel_display_device.o = $(call cc-disable-warning, override-init) - # Rule to build SOC code shared with i915 $(obj)/i915-soc/%.o: $(srctree)/drivers/gpu/drm/i915/soc/%.c FORCE $(call cmd,force_checksrc) -- cgit From 0d82a0d6f5561af8dea7011d1b7cae510021723e Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Thu, 21 Mar 2024 18:18:56 +0200 Subject: drm/i915/display: move dmc_firmware_path to display params The dmc_firmware_path parameter is clearly a display parameter. Move it there so it's available to both i915 and xe modules. This also cleans up the ugly member in struct xe_device. Reviewed-by: Lucas De Marchi Link: https://patchwork.freedesktop.org/patch/msgid/20240321161856.3517856-1-jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_display_params.c | 3 +++ drivers/gpu/drm/i915/display/intel_display_params.h | 1 + drivers/gpu/drm/i915/display/intel_dmc.c | 8 ++++---- drivers/gpu/drm/i915/i915_params.c | 3 --- drivers/gpu/drm/i915/i915_params.h | 1 - drivers/gpu/drm/xe/xe_device_types.h | 3 --- 6 files changed, 8 insertions(+), 11 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display_params.c b/drivers/gpu/drm/i915/display/intel_display_params.c index 11e03cfb774d..c8e3d6892e23 100644 --- a/drivers/gpu/drm/i915/display/intel_display_params.c +++ b/drivers/gpu/drm/i915/display/intel_display_params.c @@ -27,6 +27,9 @@ static struct intel_display_params intel_display_modparams __read_mostly = { * debugfs mode to 0. */ +intel_display_param_named_unsafe(dmc_firmware_path, charp, 0400, + "DMC firmware path to use instead of the default one"); + intel_display_param_named_unsafe(vbt_firmware, charp, 0400, "Load VBT from specified file under /lib/firmware"); diff --git a/drivers/gpu/drm/i915/display/intel_display_params.h b/drivers/gpu/drm/i915/display/intel_display_params.h index 6206cc51df04..f95a6f79904f 100644 --- a/drivers/gpu/drm/i915/display/intel_display_params.h +++ b/drivers/gpu/drm/i915/display/intel_display_params.h @@ -24,6 +24,7 @@ struct drm_i915_private; * debugfs file */ #define INTEL_DISPLAY_PARAMS_FOR_EACH(param) \ + param(char *, dmc_firmware_path, NULL, 0400) \ param(char *, vbt_firmware, NULL, 0400) \ param(int, lvds_channel_mode, 0, 0400) \ param(int, panel_use_ssc, -1, 0600) \ diff --git a/drivers/gpu/drm/i915/display/intel_dmc.c b/drivers/gpu/drm/i915/display/intel_dmc.c index 3fa851b5c7a6..b4e730882ce2 100644 --- a/drivers/gpu/drm/i915/display/intel_dmc.c +++ b/drivers/gpu/drm/i915/display/intel_dmc.c @@ -927,7 +927,7 @@ static void dmc_load_work_fn(struct work_struct *work) err = request_firmware(&fw, dmc->fw_path, i915->drm.dev); - if (err == -ENOENT && !i915->params.dmc_firmware_path) { + if (err == -ENOENT && !i915->display.params.dmc_firmware_path) { fallback_path = dmc_fallback_path(i915); if (fallback_path) { drm_dbg_kms(&i915->drm, "%s not found, falling back to %s\n", @@ -1034,14 +1034,14 @@ void intel_dmc_init(struct drm_i915_private *i915) dmc->max_fw_size = BXT_DMC_MAX_FW_SIZE; } - if (i915->params.dmc_firmware_path) { - if (strlen(i915->params.dmc_firmware_path) == 0) { + if (i915->display.params.dmc_firmware_path) { + if (strlen(i915->display.params.dmc_firmware_path) == 0) { drm_info(&i915->drm, "Disabling DMC firmware and runtime PM\n"); goto out; } - dmc->fw_path = i915->params.dmc_firmware_path; + dmc->fw_path = i915->display.params.dmc_firmware_path; } if (!dmc->fw_path) { diff --git a/drivers/gpu/drm/i915/i915_params.c b/drivers/gpu/drm/i915/i915_params.c index de43048543e8..8c00169e3ab7 100644 --- a/drivers/gpu/drm/i915/i915_params.c +++ b/drivers/gpu/drm/i915/i915_params.c @@ -108,9 +108,6 @@ i915_param_named_unsafe(guc_firmware_path, charp, 0400, i915_param_named_unsafe(huc_firmware_path, charp, 0400, "HuC firmware path to use instead of the default one"); -i915_param_named_unsafe(dmc_firmware_path, charp, 0400, - "DMC firmware path to use instead of the default one"); - i915_param_named_unsafe(gsc_firmware_path, charp, 0400, "GSC firmware path to use instead of the default one"); diff --git a/drivers/gpu/drm/i915/i915_params.h b/drivers/gpu/drm/i915/i915_params.h index 1315d7fac850..2eb3f2115ff2 100644 --- a/drivers/gpu/drm/i915/i915_params.h +++ b/drivers/gpu/drm/i915/i915_params.h @@ -51,7 +51,6 @@ struct drm_printer; param(int, guc_log_level, -1, 0400) \ param(char *, guc_firmware_path, NULL, 0400) \ param(char *, huc_firmware_path, NULL, 0400) \ - param(char *, dmc_firmware_path, NULL, 0400) \ param(char *, gsc_firmware_path, NULL, 0400) \ param(bool, memtest, false, 0400) \ param(int, mmio_debug, -IS_ENABLED(CONFIG_DRM_I915_DEBUG_MMIO), 0600) \ diff --git a/drivers/gpu/drm/xe/xe_device_types.h b/drivers/gpu/drm/xe/xe_device_types.h index 9785eef2e5a4..eeab2002d6db 100644 --- a/drivers/gpu/drm/xe/xe_device_types.h +++ b/drivers/gpu/drm/xe/xe_device_types.h @@ -524,9 +524,6 @@ struct xe_device { unsigned int fsb_freq, mem_freq, is_ddr3; u8 vblank_enabled; }; - struct { - const char *dmc_firmware_path; - } params; void *pxp; #endif -- cgit From 295099580f0464759c4e3649062272ca64d5d992 Mon Sep 17 00:00:00 2001 From: Jouni Högander Date: Thu, 28 Mar 2024 16:19:24 +0200 Subject: drm/i915/psr: Add missing ALPM AUX-Less register definitions MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Couple of ALPM AUX-Less related fields are missing from ALPM register definitions. Add these and remove some duplicate definitions. Bspec: 70294 V2: add Bspec reference Signed-off-by: Jouni Högander Reviewed-by: Arun R Murthy Reviewed-by: Animesh Manna Link: https://patchwork.freedesktop.org/patch/msgid/20240328141928.1311284-2-jouni.hogander@intel.com --- drivers/gpu/drm/i915/display/intel_psr_regs.h | 12 ++++++++---- 1 file changed, 8 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_psr_regs.h b/drivers/gpu/drm/i915/display/intel_psr_regs.h index 8427a736f639..b004672d1deb 100644 --- a/drivers/gpu/drm/i915/display/intel_psr_regs.h +++ b/drivers/gpu/drm/i915/display/intel_psr_regs.h @@ -348,9 +348,13 @@ #define PORT_ALPM_LFPS_CTL(tran) _MMIO_TRANS2(tran, _PORT_ALPM_LFPS_CTL_A) #define PORT_ALPM_LFPS_CTL_LFPS_START_POLARITY REG_BIT(31) #define PORT_ALPM_LFPS_CTL_LFPS_CYCLE_COUNT_MASK REG_GENMASK(27, 24) -#define ALPM_CTL_EXTENDED_FAST_WAKE_MIN_LINES 5 -#define ALPM_CTL_EXTENDED_FAST_WAKE_TIME(lines) REG_FIELD_PREP(ALPM_CTL_EXTENDED_FAST_WAKE_TIME_MASK, (lines) - ALPM_CTL_EXTENDED_FAST_WAKE_MIN_LINES) -#define ALPM_CTL_AUX_LESS_WAKE_TIME_MASK REG_GENMASK(5, 0) -#define ALPM_CTL_AUX_LESS_WAKE_TIME(val) REG_FIELD_PREP(ALPM_CTL_AUX_LESS_WAKE_TIME_MASK, val) +#define PORT_ALPM_LFPS_CTL_LFPS_CYCLE_COUNT_MIN 7 +#define PORT_ALPM_LFPS_CTL_LFPS_CYCLE_COUNT(val) REG_FIELD_PREP(PORT_ALPM_LFPS_CTL_LFPS_CYCLE_COUNT_MASK, (val) - PORT_ALPM_LFPS_CTL_LFPS_CYCLE_COUNT_MIN) +#define PORT_ALPM_LFPS_CTL_LFPS_HALF_CYCLE_DURATION_MASK REG_GENMASK(20, 16) +#define PORT_ALPM_LFPS_CTL_LFPS_HALF_CYCLE_DURATION(val) REG_FIELD_PREP(PORT_ALPM_LFPS_CTL_LFPS_HALF_CYCLE_DURATION_MASK, val) +#define PORT_ALPM_LFPS_CTL_FIRST_LFPS_HALF_CYCLE_DURATION_MASK REG_GENMASK(12, 8) +#define PORT_ALPM_LFPS_CTL_FIRST_LFPS_HALF_CYCLE_DURATION(val) REG_FIELD_PREP(PORT_ALPM_LFPS_CTL_LFPS_HALF_CYCLE_DURATION_MASK, val) +#define PORT_ALPM_LFPS_CTL_LAST_LFPS_HALF_CYCLE_DURATION_MASK REG_GENMASK(4, 0) +#define PORT_ALPM_LFPS_CTL_LAST_LFPS_HALF_CYCLE_DURATION(val) REG_FIELD_PREP(PORT_ALPM_LFPS_CTL_LFPS_HALF_CYCLE_DURATION_MASK, val) #endif /* __INTEL_PSR_REGS_H__ */ -- cgit From da6a9836ac090403e7ffa59e47b4b8c70386d064 Mon Sep 17 00:00:00 2001 From: Jouni Högander Date: Thu, 28 Mar 2024 16:19:25 +0200 Subject: drm/i915/psr: Calculate aux less wake time MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Calculate aux less wake time and store it into alpm_params struct Bspec: 71477 v4: - re-use fast_wake_lines to store aux_less_wake_lines v3: - use ALPM_CTL_AUX_LESS_WAKE_TIME_MASK instead of value 63 v2: - use variables instead of values directly - fix max value - move converting port clock to Mhz into _lnl_compute_aux_less_wake_time Signed-off-by: Jouni Högander Reviewed-by: Animesh Manna Link: https://patchwork.freedesktop.org/patch/msgid/20240328141928.1311284-3-jouni.hogander@intel.com --- drivers/gpu/drm/i915/display/intel_psr.c | 60 ++++++++++++++++++++++++++++++++ 1 file changed, 60 insertions(+) diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c index 33e427816be6..d5337b289434 100644 --- a/drivers/gpu/drm/i915/display/intel_psr.c +++ b/drivers/gpu/drm/i915/display/intel_psr.c @@ -1126,6 +1126,63 @@ static bool _compute_psr2_sdp_prior_scanline_indication(struct intel_dp *intel_d return true; } +/* + * AUX-Less Wake Time = CEILING( ((PHY P2 to P0) + tLFPS_Period, Max+ + * tSilence, Max+ tPHY Establishment + tCDS) / tline) + * For the "PHY P2 to P0" latency see the PHY Power Control page + * (PHY P2 to P0) : https://gfxspecs.intel.com/Predator/Home/Index/68965 + * : 12 us + * The tLFPS_Period, Max term is 800ns + * The tSilence, Max term is 180ns + * The tPHY Establishment (a.k.a. t1) term is 50us + * The tCDS term is 1 or 2 times t2 + * t2 = Number ML_PHY_LOCK * tML_PHY_LOCK + * Number ML_PHY_LOCK = ( 7 + CEILING( 6.5us / tML_PHY_LOCK ) + 1) + * Rounding up the 6.5us padding to the next ML_PHY_LOCK boundary and + * adding the "+ 1" term ensures all ML_PHY_LOCK sequences that start + * within the CDS period complete within the CDS period regardless of + * entry into the period + * tML_PHY_LOCK = TPS4 Length * ( 10 / (Link Rate in MHz) ) + * TPS4 Length = 252 Symbols + */ +static int _lnl_compute_aux_less_wake_time(int port_clock) +{ + int tphy2_p2_to_p0 = 12 * 1000; + int tlfps_period_max = 800; + int tsilence_max = 180; + int t1 = 50 * 1000; + int tps4 = 252; + int tml_phy_lock = 1000 * 1000 * tps4 * 10 / port_clock; + int num_ml_phy_lock = 7 + DIV_ROUND_UP(6500, tml_phy_lock) + 1; + int t2 = num_ml_phy_lock * tml_phy_lock; + int tcds = 1 * t2; + + return DIV_ROUND_UP(tphy2_p2_to_p0 + tlfps_period_max + tsilence_max + + t1 + tcds, 1000); +} + +static int _lnl_compute_aux_less_alpm_params(struct intel_dp *intel_dp, + struct intel_crtc_state *crtc_state) +{ + struct drm_i915_private *i915 = dp_to_i915(intel_dp); + int aux_less_wake_time, aux_less_wake_lines; + + aux_less_wake_time = + _lnl_compute_aux_less_wake_time(crtc_state->port_clock); + aux_less_wake_lines = intel_usecs_to_scanlines(&crtc_state->hw.adjusted_mode, + aux_less_wake_time); + + if (aux_less_wake_lines > ALPM_CTL_AUX_LESS_WAKE_TIME_MASK) + return false; + + if (i915->display.params.psr_safest_params) + aux_less_wake_lines = ALPM_CTL_AUX_LESS_WAKE_TIME_MASK; + + intel_dp->psr.alpm_parameters.fast_wake_lines = aux_less_wake_lines; + + return true; +} + static bool _lnl_compute_alpm_params(struct intel_dp *intel_dp, struct intel_crtc_state *crtc_state) { @@ -1142,6 +1199,9 @@ static bool _lnl_compute_alpm_params(struct intel_dp *intel_dp, if (check_entry_lines > 15) return false; + if (!_lnl_compute_aux_less_alpm_params(intel_dp, crtc_state)) + return false; + if (i915->display.params.psr_safest_params) check_entry_lines = 15; -- cgit From 0dd21f83698344f008331b2ef7687efb278d8942 Mon Sep 17 00:00:00 2001 From: Jouni Högander Date: Thu, 28 Mar 2024 16:19:26 +0200 Subject: drm/i915/psr: Silence period and lfps half cycle MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Add get function for silence period and lfps half cycle. Values are taken from the tables in bspec. Bspec: 71632 v3: - use PORT_ALPM_CTL_SILENCE_PERIOD_MASK instead of value 255 - use PORT_ALPM_LFPS_CTL_LAST_LFPS_HALF_CYCLE_DURATION_MASK instead of value 31 v2: - fix some checks - add some more comments Signed-off-by: Jouni Högander Reviewed-by: Animesh Manna Link: https://patchwork.freedesktop.org/patch/msgid/20240328141928.1311284-4-jouni.hogander@intel.com --- drivers/gpu/drm/i915/display/intel_display_types.h | 2 + drivers/gpu/drm/i915/display/intel_psr.c | 82 +++++++++++++++++++++- 2 files changed, 82 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display_types.h b/drivers/gpu/drm/i915/display/intel_display_types.h index bec5e1103d20..4ef1f5f709d8 100644 --- a/drivers/gpu/drm/i915/display/intel_display_types.h +++ b/drivers/gpu/drm/i915/display/intel_display_types.h @@ -1746,6 +1746,8 @@ struct intel_psr { /* LNL and beyond */ u8 check_entry_lines; + u8 silence_period_sym_clocks; + u8 lfps_half_cycle_num_of_syms; } alpm_parameters; ktime_t last_entry_attempt; diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c index d5337b289434..9c33549454e7 100644 --- a/drivers/gpu/drm/i915/display/intel_psr.c +++ b/drivers/gpu/drm/i915/display/intel_psr.c @@ -1126,6 +1126,74 @@ static bool _compute_psr2_sdp_prior_scanline_indication(struct intel_dp *intel_d return true; } +/* + * See Bspec: 71632 for the table + * + * Silence_period = tSilence,Min + ((tSilence,Max - tSilence,Min) / 2) + * + * Half cycle duration: + * + * Link rates 1.62 - 4.32 and tLFPS_Cycle = 70 ns + * FLOOR( (Link Rate * tLFPS_Cycle) / (2 * 10) ) + * + * Link rates 5.4 - 8.1 + * PORT_ALPM_LFPS_CTL[ LFPS Cycle Count ] = 10 + * LFPS Period chosen is the mid-point of the min:max values from the table + * FLOOR( LFPS Period in Symbol clocks / + * (2 * PORT_ALPM_LFPS_CTL[ LFPS Cycle Count ]) ) + */ +static bool _lnl_get_silence_period_and_lfps_half_cycle(int link_rate, + int *silence_period, + int *lfps_half_cycle) +{ + switch (link_rate) { + case 162000: + *silence_period = 20; + *lfps_half_cycle = 5; + break; + case 216000: + *silence_period = 27; + *lfps_half_cycle = 7; + break; + case 243000: + *silence_period = 31; + *lfps_half_cycle = 8; + break; + case 270000: + *silence_period = 34; + *lfps_half_cycle = 9; + break; + case 324000: + *silence_period = 41; + *lfps_half_cycle = 11; + break; + case 432000: + *silence_period = 56; + *lfps_half_cycle = 15; + break; + case 540000: + *silence_period = 69; + *lfps_half_cycle = 12; + break; + case 648000: + *silence_period = 84; + *lfps_half_cycle = 15; + break; + case 675000: + *silence_period = 87; + *lfps_half_cycle = 15; + break; + case 810000: + *silence_period = 104; + *lfps_half_cycle = 19; + break; + default: + *silence_period = *lfps_half_cycle = -1; + return false; + } + return true; +} + /* * AUX-Less Wake Time = CEILING( ((PHY P2 to P0) + tLFPS_Period, Max+ * tSilence, Max+ tPHY Establishment + tCDS) / tline) @@ -1165,20 +1233,30 @@ static int _lnl_compute_aux_less_alpm_params(struct intel_dp *intel_dp, struct intel_crtc_state *crtc_state) { struct drm_i915_private *i915 = dp_to_i915(intel_dp); - int aux_less_wake_time, aux_less_wake_lines; + int aux_less_wake_time, aux_less_wake_lines, silence_period, + lfps_half_cycle; aux_less_wake_time = _lnl_compute_aux_less_wake_time(crtc_state->port_clock); aux_less_wake_lines = intel_usecs_to_scanlines(&crtc_state->hw.adjusted_mode, aux_less_wake_time); - if (aux_less_wake_lines > ALPM_CTL_AUX_LESS_WAKE_TIME_MASK) + if (!_lnl_get_silence_period_and_lfps_half_cycle(intel_dp->link_rate, + &silence_period, + &lfps_half_cycle)) + return false; + + if (aux_less_wake_lines > ALPM_CTL_AUX_LESS_WAKE_TIME_MASK || + silence_period > PORT_ALPM_CTL_SILENCE_PERIOD_MASK || + lfps_half_cycle > PORT_ALPM_LFPS_CTL_LAST_LFPS_HALF_CYCLE_DURATION_MASK) return false; if (i915->display.params.psr_safest_params) aux_less_wake_lines = ALPM_CTL_AUX_LESS_WAKE_TIME_MASK; intel_dp->psr.alpm_parameters.fast_wake_lines = aux_less_wake_lines; + intel_dp->psr.alpm_parameters.silence_period_sym_clocks = silence_period; + intel_dp->psr.alpm_parameters.lfps_half_cycle_num_of_syms = lfps_half_cycle; return true; } -- cgit From 1ccbf135862bc4bcafde0dcbb2180740fddd830c Mon Sep 17 00:00:00 2001 From: Jouni Högander Date: Thu, 28 Mar 2024 16:19:27 +0200 Subject: drm/i915/psr: Enable ALPM on source side for eDP Panel replay MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Enable ALPM AUX-Less on source side for Panel Replay eDP. Also write all calculated AUX-Less configuration values accordingly. Enabling it on sink side is in upcoming patch. Bspec: 71477 v5: - mention enable is only on source side in commit message v4: - add comment explaining why AUX less is enabled on eDP panel replay without any extra checks v3: - do not use alpm_ctl as uninitialized variable v2: - do not set AUX-Wake related bits for AUX-Less case - drop switch to active latency - add SLEEP_HOLD_TIME_50_SYMBOLS - add PORT_ALPM_CTL_MAX_PHY_SWING_HOLD Signed-off-by: Jouni Högander Reviewed-by: Animesh Manna Link: https://patchwork.freedesktop.org/patch/msgid/20240328141928.1311284-5-jouni.hogander@intel.com --- drivers/gpu/drm/i915/display/intel_psr.c | 47 +++++++++++++++++++++++++++++--- 1 file changed, 43 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c index 9c33549454e7..345493c85322 100644 --- a/drivers/gpu/drm/i915/display/intel_psr.c +++ b/drivers/gpu/drm/i915/display/intel_psr.c @@ -1721,14 +1721,43 @@ static void lnl_alpm_configure(struct intel_dp *intel_dp) struct drm_i915_private *dev_priv = dp_to_i915(intel_dp); enum transcoder cpu_transcoder = intel_dp->psr.transcoder; struct intel_psr *psr = &intel_dp->psr; + u32 alpm_ctl; if (DISPLAY_VER(dev_priv) < 20) return; - intel_de_write(dev_priv, ALPM_CTL(cpu_transcoder), - ALPM_CTL_EXTENDED_FAST_WAKE_ENABLE | - ALPM_CTL_ALPM_ENTRY_CHECK(psr->alpm_parameters.check_entry_lines) | - ALPM_CTL_EXTENDED_FAST_WAKE_TIME(psr->alpm_parameters.fast_wake_lines)); + /* + * Panel Replay on eDP is always using ALPM aux less. I.e. no need to + * check panel support at this point. + */ + if (intel_dp->psr.panel_replay_enabled && intel_dp_is_edp(intel_dp)) { + alpm_ctl = ALPM_CTL_ALPM_ENABLE | + ALPM_CTL_ALPM_AUX_LESS_ENABLE | + ALPM_CTL_AUX_LESS_SLEEP_HOLD_TIME_50_SYMBOLS; + + intel_de_write(dev_priv, PORT_ALPM_CTL(cpu_transcoder), + PORT_ALPM_CTL_ALPM_AUX_LESS_ENABLE | + PORT_ALPM_CTL_MAX_PHY_SWING_SETUP(15) | + PORT_ALPM_CTL_MAX_PHY_SWING_HOLD(0) | + PORT_ALPM_CTL_SILENCE_PERIOD( + psr->alpm_parameters.silence_period_sym_clocks)); + + intel_de_write(dev_priv, PORT_ALPM_LFPS_CTL(cpu_transcoder), + PORT_ALPM_LFPS_CTL_LFPS_CYCLE_COUNT(10) | + PORT_ALPM_LFPS_CTL_LFPS_HALF_CYCLE_DURATION( + psr->alpm_parameters.lfps_half_cycle_num_of_syms) | + PORT_ALPM_LFPS_CTL_FIRST_LFPS_HALF_CYCLE_DURATION( + psr->alpm_parameters.lfps_half_cycle_num_of_syms) | + PORT_ALPM_LFPS_CTL_LAST_LFPS_HALF_CYCLE_DURATION( + psr->alpm_parameters.lfps_half_cycle_num_of_syms)); + } else { + alpm_ctl = ALPM_CTL_EXTENDED_FAST_WAKE_ENABLE | + ALPM_CTL_EXTENDED_FAST_WAKE_TIME(psr->alpm_parameters.fast_wake_lines); + } + + alpm_ctl |= ALPM_CTL_ALPM_ENTRY_CHECK(psr->alpm_parameters.check_entry_lines); + + intel_de_write(dev_priv, ALPM_CTL(cpu_transcoder), alpm_ctl); } static void intel_psr_enable_source(struct intel_dp *intel_dp, @@ -1996,6 +2025,16 @@ static void intel_psr_disable_locked(struct intel_dp *intel_dp) intel_snps_phy_update_psr_power_state(&dp_to_dig_port(intel_dp)->base, false); + /* Panel Replay on eDP is always using ALPM aux less. */ + if (intel_dp->psr.panel_replay_enabled && intel_dp_is_edp(intel_dp)) { + intel_de_rmw(dev_priv, ALPM_CTL(cpu_transcoder), + ALPM_CTL_ALPM_ENABLE | + ALPM_CTL_ALPM_AUX_LESS_ENABLE, 0); + + intel_de_rmw(dev_priv, PORT_ALPM_CTL(cpu_transcoder), + PORT_ALPM_CTL_ALPM_AUX_LESS_ENABLE, 0); + } + /* Disable PSR on Sink */ drm_dp_dpcd_writeb(&intel_dp->aux, DP_PSR_EN_CFG, 0); -- cgit From 71cdfa8cad300caa7afcbba09776bbc8dcfa9e39 Mon Sep 17 00:00:00 2001 From: Jouni Högander Date: Thu, 28 Mar 2024 16:19:28 +0200 Subject: drm/i915/psr: Do not write ALPM configuration for PSR1 or DP2.0 Panel Replay MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit No need to write ALPM configuration for DP2.0 Panel Replay or PSR1. Signed-off-by: Jouni Högander Reviewed-by: Animesh Manna Link: https://patchwork.freedesktop.org/patch/msgid/20240328141928.1311284-6-jouni.hogander@intel.com --- drivers/gpu/drm/i915/display/intel_psr.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c index 345493c85322..eef62983e9db 100644 --- a/drivers/gpu/drm/i915/display/intel_psr.c +++ b/drivers/gpu/drm/i915/display/intel_psr.c @@ -1723,7 +1723,8 @@ static void lnl_alpm_configure(struct intel_dp *intel_dp) struct intel_psr *psr = &intel_dp->psr; u32 alpm_ctl; - if (DISPLAY_VER(dev_priv) < 20) + if (DISPLAY_VER(dev_priv) < 20 || (!intel_dp->psr.psr2_enabled && + !intel_dp_is_edp(intel_dp))) return; /* -- cgit From 318e82583ca96fdb835d28e0c1ac8dc7cfbfb5bd Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Wed, 3 Apr 2024 00:22:25 +0300 Subject: Revert "drm/i915/display: move dmc_firmware_path to display params" This reverts commit 0d82a0d6f5561af8dea7011d1b7cae510021723e. The commit failed to take into account that the parameter duplication and debugfs for char * parameters were subtly different between i915 core and display, and caused the DMC and PM to be disabled. Moreover, the patch was pushed with failing CI results. Revert, and get back to the drawing board. Acked-by: Rodrigo Vivi Acked-by: Lucas De Marchi Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_display_params.c | 3 --- drivers/gpu/drm/i915/display/intel_display_params.h | 1 - drivers/gpu/drm/i915/display/intel_dmc.c | 8 ++++---- drivers/gpu/drm/i915/i915_params.c | 3 +++ drivers/gpu/drm/i915/i915_params.h | 1 + drivers/gpu/drm/xe/xe_device_types.h | 3 +++ 6 files changed, 11 insertions(+), 8 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display_params.c b/drivers/gpu/drm/i915/display/intel_display_params.c index c8e3d6892e23..11e03cfb774d 100644 --- a/drivers/gpu/drm/i915/display/intel_display_params.c +++ b/drivers/gpu/drm/i915/display/intel_display_params.c @@ -27,9 +27,6 @@ static struct intel_display_params intel_display_modparams __read_mostly = { * debugfs mode to 0. */ -intel_display_param_named_unsafe(dmc_firmware_path, charp, 0400, - "DMC firmware path to use instead of the default one"); - intel_display_param_named_unsafe(vbt_firmware, charp, 0400, "Load VBT from specified file under /lib/firmware"); diff --git a/drivers/gpu/drm/i915/display/intel_display_params.h b/drivers/gpu/drm/i915/display/intel_display_params.h index f95a6f79904f..6206cc51df04 100644 --- a/drivers/gpu/drm/i915/display/intel_display_params.h +++ b/drivers/gpu/drm/i915/display/intel_display_params.h @@ -24,7 +24,6 @@ struct drm_i915_private; * debugfs file */ #define INTEL_DISPLAY_PARAMS_FOR_EACH(param) \ - param(char *, dmc_firmware_path, NULL, 0400) \ param(char *, vbt_firmware, NULL, 0400) \ param(int, lvds_channel_mode, 0, 0400) \ param(int, panel_use_ssc, -1, 0600) \ diff --git a/drivers/gpu/drm/i915/display/intel_dmc.c b/drivers/gpu/drm/i915/display/intel_dmc.c index b4e730882ce2..3fa851b5c7a6 100644 --- a/drivers/gpu/drm/i915/display/intel_dmc.c +++ b/drivers/gpu/drm/i915/display/intel_dmc.c @@ -927,7 +927,7 @@ static void dmc_load_work_fn(struct work_struct *work) err = request_firmware(&fw, dmc->fw_path, i915->drm.dev); - if (err == -ENOENT && !i915->display.params.dmc_firmware_path) { + if (err == -ENOENT && !i915->params.dmc_firmware_path) { fallback_path = dmc_fallback_path(i915); if (fallback_path) { drm_dbg_kms(&i915->drm, "%s not found, falling back to %s\n", @@ -1034,14 +1034,14 @@ void intel_dmc_init(struct drm_i915_private *i915) dmc->max_fw_size = BXT_DMC_MAX_FW_SIZE; } - if (i915->display.params.dmc_firmware_path) { - if (strlen(i915->display.params.dmc_firmware_path) == 0) { + if (i915->params.dmc_firmware_path) { + if (strlen(i915->params.dmc_firmware_path) == 0) { drm_info(&i915->drm, "Disabling DMC firmware and runtime PM\n"); goto out; } - dmc->fw_path = i915->display.params.dmc_firmware_path; + dmc->fw_path = i915->params.dmc_firmware_path; } if (!dmc->fw_path) { diff --git a/drivers/gpu/drm/i915/i915_params.c b/drivers/gpu/drm/i915/i915_params.c index 8c00169e3ab7..de43048543e8 100644 --- a/drivers/gpu/drm/i915/i915_params.c +++ b/drivers/gpu/drm/i915/i915_params.c @@ -108,6 +108,9 @@ i915_param_named_unsafe(guc_firmware_path, charp, 0400, i915_param_named_unsafe(huc_firmware_path, charp, 0400, "HuC firmware path to use instead of the default one"); +i915_param_named_unsafe(dmc_firmware_path, charp, 0400, + "DMC firmware path to use instead of the default one"); + i915_param_named_unsafe(gsc_firmware_path, charp, 0400, "GSC firmware path to use instead of the default one"); diff --git a/drivers/gpu/drm/i915/i915_params.h b/drivers/gpu/drm/i915/i915_params.h index 2eb3f2115ff2..1315d7fac850 100644 --- a/drivers/gpu/drm/i915/i915_params.h +++ b/drivers/gpu/drm/i915/i915_params.h @@ -51,6 +51,7 @@ struct drm_printer; param(int, guc_log_level, -1, 0400) \ param(char *, guc_firmware_path, NULL, 0400) \ param(char *, huc_firmware_path, NULL, 0400) \ + param(char *, dmc_firmware_path, NULL, 0400) \ param(char *, gsc_firmware_path, NULL, 0400) \ param(bool, memtest, false, 0400) \ param(int, mmio_debug, -IS_ENABLED(CONFIG_DRM_I915_DEBUG_MMIO), 0600) \ diff --git a/drivers/gpu/drm/xe/xe_device_types.h b/drivers/gpu/drm/xe/xe_device_types.h index eeab2002d6db..9785eef2e5a4 100644 --- a/drivers/gpu/drm/xe/xe_device_types.h +++ b/drivers/gpu/drm/xe/xe_device_types.h @@ -524,6 +524,9 @@ struct xe_device { unsigned int fsb_freq, mem_freq, is_ddr3; u8 vblank_enabled; }; + struct { + const char *dmc_firmware_path; + } params; void *pxp; #endif -- cgit From e00f20baee90bf37a665c589c7a10bf13570d9e8 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Tue, 2 Apr 2024 16:51:42 +0300 Subject: drm/i915: Remove DRM_MODE_FLAG_DBLSCAN checks from .mode_valid() hooks MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit We never set connector->doublescan_allowed, so the probe helper already filters out all doublescan modes for us. Sadly we still need to keep the explicit doublescan checks in .compute_config as outlined in commit e4dd27aadd20 ("drm/i915: Allow DBLSCAN user modes with eDP/LVDS/DSI") Reviewed-by: Vandita Kulkarni Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240402135148.23011-2-ville.syrjala@linux.intel.com --- drivers/gpu/drm/i915/display/intel_crt.c | 3 --- drivers/gpu/drm/i915/display/intel_dp_mst.c | 5 ----- drivers/gpu/drm/i915/display/intel_dsi.c | 3 --- drivers/gpu/drm/i915/display/intel_dvo.c | 3 --- drivers/gpu/drm/i915/display/intel_lvds.c | 3 --- drivers/gpu/drm/i915/display/intel_sdvo.c | 3 --- drivers/gpu/drm/i915/display/intel_tv.c | 3 --- 7 files changed, 23 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_crt.c b/drivers/gpu/drm/i915/display/intel_crt.c index 93479db0f89f..2e95093aa4d4 100644 --- a/drivers/gpu/drm/i915/display/intel_crt.c +++ b/drivers/gpu/drm/i915/display/intel_crt.c @@ -356,9 +356,6 @@ intel_crt_mode_valid(struct drm_connector *connector, if (status != MODE_OK) return status; - if (mode->flags & DRM_MODE_FLAG_DBLSCAN) - return MODE_NO_DBLESCAN; - if (mode->clock < 25000) return MODE_CLOCK_LOW; diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/drm/i915/display/intel_dp_mst.c index 53aec023ce92..9a7c75039989 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_mst.c +++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c @@ -1302,11 +1302,6 @@ intel_dp_mst_mode_valid_ctx(struct drm_connector *connector, if (*status != MODE_OK) return 0; - if (mode->flags & DRM_MODE_FLAG_DBLSCAN) { - *status = MODE_NO_DBLESCAN; - return 0; - } - max_link_clock = intel_dp_max_link_rate(intel_dp); max_lanes = intel_dp_max_lane_count(intel_dp); diff --git a/drivers/gpu/drm/i915/display/intel_dsi.c b/drivers/gpu/drm/i915/display/intel_dsi.c index d3cf6a652221..2dfc60e4b615 100644 --- a/drivers/gpu/drm/i915/display/intel_dsi.c +++ b/drivers/gpu/drm/i915/display/intel_dsi.c @@ -69,9 +69,6 @@ enum drm_mode_status intel_dsi_mode_valid(struct drm_connector *connector, drm_dbg_kms(&dev_priv->drm, "\n"); - if (mode->flags & DRM_MODE_FLAG_DBLSCAN) - return MODE_NO_DBLESCAN; - status = intel_panel_mode_valid(intel_connector, mode); if (status != MODE_OK) return status; diff --git a/drivers/gpu/drm/i915/display/intel_dvo.c b/drivers/gpu/drm/i915/display/intel_dvo.c index c076da75b066..060328c0df7e 100644 --- a/drivers/gpu/drm/i915/display/intel_dvo.c +++ b/drivers/gpu/drm/i915/display/intel_dvo.c @@ -231,9 +231,6 @@ intel_dvo_mode_valid(struct drm_connector *_connector, if (status != MODE_OK) return status; - if (mode->flags & DRM_MODE_FLAG_DBLSCAN) - return MODE_NO_DBLESCAN; - /* XXX: Validate clock range */ if (fixed_mode) { diff --git a/drivers/gpu/drm/i915/display/intel_lvds.c b/drivers/gpu/drm/i915/display/intel_lvds.c index 221f5c6c871b..24860945f2e4 100644 --- a/drivers/gpu/drm/i915/display/intel_lvds.c +++ b/drivers/gpu/drm/i915/display/intel_lvds.c @@ -399,9 +399,6 @@ intel_lvds_mode_valid(struct drm_connector *_connector, if (status != MODE_OK) return status; - if (mode->flags & DRM_MODE_FLAG_DBLSCAN) - return MODE_NO_DBLESCAN; - status = intel_panel_mode_valid(connector, mode); if (status != MODE_OK) return status; diff --git a/drivers/gpu/drm/i915/display/intel_sdvo.c b/drivers/gpu/drm/i915/display/intel_sdvo.c index 50f0557d9ca2..df76044a739a 100644 --- a/drivers/gpu/drm/i915/display/intel_sdvo.c +++ b/drivers/gpu/drm/i915/display/intel_sdvo.c @@ -1952,9 +1952,6 @@ intel_sdvo_mode_valid(struct drm_connector *connector, if (status != MODE_OK) return status; - if (mode->flags & DRM_MODE_FLAG_DBLSCAN) - return MODE_NO_DBLESCAN; - if (clock > max_dotclk) return MODE_CLOCK_HIGH; diff --git a/drivers/gpu/drm/i915/display/intel_tv.c b/drivers/gpu/drm/i915/display/intel_tv.c index ba5d2b7174b7..79d35c1b3c81 100644 --- a/drivers/gpu/drm/i915/display/intel_tv.c +++ b/drivers/gpu/drm/i915/display/intel_tv.c @@ -969,9 +969,6 @@ intel_tv_mode_valid(struct drm_connector *connector, if (status != MODE_OK) return status; - if (mode->flags & DRM_MODE_FLAG_DBLSCAN) - return MODE_NO_DBLESCAN; - if (mode->clock > max_dotclk) return MODE_CLOCK_HIGH; -- cgit From e9fa99dd47a4a72726c12e22a60bb104cea0d580 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Tue, 2 Apr 2024 16:51:43 +0300 Subject: drm/i915: Shuffle DP .mode_valid() checks MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Move some of the more trivial checks in the DP .mode_valid() hooks upwards to lessen the noise amongst the more complex checks. Reviewed-by: Vandita Kulkarni Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240402135148.23011-3-ville.syrjala@linux.intel.com --- drivers/gpu/drm/i915/display/intel_dp.c | 6 +++--- drivers/gpu/drm/i915/display/intel_dp_mst.c | 21 ++++++++++----------- 2 files changed, 13 insertions(+), 14 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index b393ddbb7b35..819f3234de03 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -1229,6 +1229,9 @@ intel_dp_mode_valid(struct drm_connector *_connector, if (mode->flags & DRM_MODE_FLAG_DBLCLK) return MODE_H_ILLEGAL; + if (mode->clock < 10000) + return MODE_CLOCK_LOW; + fixed_mode = intel_panel_fixed_mode(connector, mode); if (intel_dp_is_edp(intel_dp) && fixed_mode) { status = intel_panel_mode_valid(connector, mode); @@ -1238,9 +1241,6 @@ intel_dp_mode_valid(struct drm_connector *_connector, target_clock = fixed_mode->clock; } - if (mode->clock < 10000) - return MODE_CLOCK_LOW; - if (intel_dp_need_bigjoiner(intel_dp, mode->hdisplay, target_clock)) { bigjoiner = true; max_dotclk *= 2; diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/drm/i915/display/intel_dp_mst.c index 9a7c75039989..1405ab5e3acc 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_mst.c +++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c @@ -1302,6 +1302,16 @@ intel_dp_mst_mode_valid_ctx(struct drm_connector *connector, if (*status != MODE_OK) return 0; + if (mode->flags & DRM_MODE_FLAG_DBLCLK) { + *status = MODE_H_ILLEGAL; + return 0; + } + + if (mode->clock < 10000) { + *status = MODE_CLOCK_LOW; + return 0; + } + max_link_clock = intel_dp_max_link_rate(intel_dp); max_lanes = intel_dp_max_lane_count(intel_dp); @@ -1330,17 +1340,6 @@ intel_dp_mst_mode_valid_ctx(struct drm_connector *connector, *status = MODE_CLOCK_HIGH; return 0; } - - if (mode->clock < 10000) { - *status = MODE_CLOCK_LOW; - return 0; - } - - if (mode->flags & DRM_MODE_FLAG_DBLCLK) { - *status = MODE_H_ILLEGAL; - return 0; - } - if (intel_dp_need_bigjoiner(intel_dp, mode->hdisplay, target_clock)) { bigjoiner = true; max_dotclk *= 2; -- cgit From c922a47913f9d8dc8f3cf3f3d77c41b5d659909e Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Tue, 2 Apr 2024 16:51:44 +0300 Subject: drm/i915: Clean up glk_pipe_scaler_clock_gating_wa() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit glk_pipe_scaler_clock_gating_wa() is messy. Clean it up via intel_de_rmw(), and also just pass in the whole crtc so the caller doesn't have to dance around so much. Reviewed-by: Vandita Kulkarni Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240402135148.23011-4-ville.syrjala@linux.intel.com --- drivers/gpu/drm/i915/display/intel_display.c | 19 +++++++------------ 1 file changed, 7 insertions(+), 12 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index 614e60420a29..8f9d1a9caba2 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -1551,18 +1551,13 @@ static void ilk_crtc_enable(struct intel_atomic_state *state, intel_set_pch_fifo_underrun_reporting(dev_priv, pipe, true); } -static void glk_pipe_scaler_clock_gating_wa(struct drm_i915_private *dev_priv, - enum pipe pipe, bool apply) +static void glk_pipe_scaler_clock_gating_wa(struct intel_crtc *crtc, bool enable) { - u32 val = intel_de_read(dev_priv, CLKGATE_DIS_PSL(pipe)); + struct drm_i915_private *i915 = to_i915(crtc->base.dev); u32 mask = DPF_GATING_DIS | DPF_RAM_GATING_DIS | DPFR_GATING_DIS; - if (apply) - val |= mask; - else - val &= ~mask; - - intel_de_write(dev_priv, CLKGATE_DIS_PSL(pipe), val); + intel_de_rmw(i915, CLKGATE_DIS_PSL(crtc->pipe), + mask, enable ? mask : 0); } static void hsw_set_linetime_wm(const struct intel_crtc_state *crtc_state) @@ -1638,8 +1633,8 @@ static void hsw_crtc_enable(struct intel_atomic_state *state, const struct intel_crtc_state *new_crtc_state = intel_atomic_get_new_crtc_state(state, crtc); struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); - enum pipe pipe = crtc->pipe, hsw_workaround_pipe; enum transcoder cpu_transcoder = new_crtc_state->cpu_transcoder; + enum pipe hsw_workaround_pipe; bool psl_clkgate_wa; if (drm_WARN_ON(&dev_priv->drm, crtc->active)) @@ -1677,7 +1672,7 @@ static void hsw_crtc_enable(struct intel_atomic_state *state, psl_clkgate_wa = DISPLAY_VER(dev_priv) == 10 && new_crtc_state->pch_pfit.enabled; if (psl_clkgate_wa) - glk_pipe_scaler_clock_gating_wa(dev_priv, pipe, true); + glk_pipe_scaler_clock_gating_wa(crtc, true); if (DISPLAY_VER(dev_priv) >= 9) skl_pfit_enable(new_crtc_state); @@ -1709,7 +1704,7 @@ static void hsw_crtc_enable(struct intel_atomic_state *state, if (psl_clkgate_wa) { intel_crtc_wait_for_next_vblank(crtc); - glk_pipe_scaler_clock_gating_wa(dev_priv, pipe, false); + glk_pipe_scaler_clock_gating_wa(crtc, false); } /* If we change the relative order between pipe/planes enabling, we need -- cgit From 7a3f171c8f6afafb4d0ec8f27831cf4b1286dc7b Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Tue, 2 Apr 2024 16:51:45 +0300 Subject: drm/i915: Extract glk_need_scaler_clock_gating_wa() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Simplify our life by extracting the "do we need the glk scaler clock gating w/a?" check into a small helper. Reviewed-by: Vandita Kulkarni Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240402135148.23011-5-ville.syrjala@linux.intel.com --- drivers/gpu/drm/i915/display/intel_display.c | 16 ++++++++++------ 1 file changed, 10 insertions(+), 6 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index 8f9d1a9caba2..02c377f61ed5 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -1551,6 +1551,14 @@ static void ilk_crtc_enable(struct intel_atomic_state *state, intel_set_pch_fifo_underrun_reporting(dev_priv, pipe, true); } +/* Display WA #1180: WaDisableScalarClockGating: glk */ +static bool glk_need_scaler_clock_gating_wa(const struct intel_crtc_state *crtc_state) +{ + struct drm_i915_private *i915 = to_i915(crtc_state->uapi.crtc->dev); + + return DISPLAY_VER(i915) == 10 && crtc_state->pch_pfit.enabled; +} + static void glk_pipe_scaler_clock_gating_wa(struct intel_crtc *crtc, bool enable) { struct drm_i915_private *i915 = to_i915(crtc->base.dev); @@ -1635,7 +1643,6 @@ static void hsw_crtc_enable(struct intel_atomic_state *state, struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); enum transcoder cpu_transcoder = new_crtc_state->cpu_transcoder; enum pipe hsw_workaround_pipe; - bool psl_clkgate_wa; if (drm_WARN_ON(&dev_priv->drm, crtc->active)) return; @@ -1668,10 +1675,7 @@ static void hsw_crtc_enable(struct intel_atomic_state *state, crtc->active = true; - /* Display WA #1180: WaDisableScalarClockGating: glk */ - psl_clkgate_wa = DISPLAY_VER(dev_priv) == 10 && - new_crtc_state->pch_pfit.enabled; - if (psl_clkgate_wa) + if (glk_need_scaler_clock_gating_wa(new_crtc_state)) glk_pipe_scaler_clock_gating_wa(crtc, true); if (DISPLAY_VER(dev_priv) >= 9) @@ -1702,7 +1706,7 @@ static void hsw_crtc_enable(struct intel_atomic_state *state, intel_encoders_enable(state, crtc); - if (psl_clkgate_wa) { + if (glk_need_scaler_clock_gating_wa(new_crtc_state)) { intel_crtc_wait_for_next_vblank(crtc); glk_pipe_scaler_clock_gating_wa(crtc, false); } -- cgit From c9c92f286dbdf872390ef3e74dbe5f0641e46f55 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Tue, 2 Apr 2024 16:51:46 +0300 Subject: drm/i915/mst: Limit MST+DSC to TGL+ MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The MST code currently assumes that glk+ already supports MST+DSC, which is incorrect. We need to check for TGL+ actually. ICL does support SST+DSC, but supposedly it can't do MST+FEC which will also rule out MST+DSC. Note that a straight TGL+ check doesn't work here because DSC support can get fused out, so we do need to also check 'has_dsc'. Cc: stable@vger.kernel.org Fixes: d51f25eb479a ("drm/i915: Add DSC support to MST path") Reviewed-by: Uma Shankar Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240402135148.23011-6-ville.syrjala@linux.intel.com --- drivers/gpu/drm/i915/display/intel_display_device.h | 1 + drivers/gpu/drm/i915/display/intel_dp_mst.c | 2 +- 2 files changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/display/intel_display_device.h b/drivers/gpu/drm/i915/display/intel_display_device.h index fe4268813786..9b1bce2624b9 100644 --- a/drivers/gpu/drm/i915/display/intel_display_device.h +++ b/drivers/gpu/drm/i915/display/intel_display_device.h @@ -47,6 +47,7 @@ struct drm_printer; #define HAS_DPT(i915) (DISPLAY_VER(i915) >= 13) #define HAS_DSB(i915) (DISPLAY_INFO(i915)->has_dsb) #define HAS_DSC(__i915) (DISPLAY_RUNTIME_INFO(__i915)->has_dsc) +#define HAS_DSC_MST(__i915) (DISPLAY_VER(__i915) >= 12 && HAS_DSC(__i915)) #define HAS_FBC(i915) (DISPLAY_RUNTIME_INFO(i915)->fbc_mask != 0) #define HAS_FPGA_DBG_UNCLAIMED(i915) (DISPLAY_INFO(i915)->has_fpga_dbg) #define HAS_FW_BLC(i915) (DISPLAY_VER(i915) >= 3) diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/drm/i915/display/intel_dp_mst.c index 1405ab5e3acc..6497542e3e65 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_mst.c +++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c @@ -1349,7 +1349,7 @@ intel_dp_mst_mode_valid_ctx(struct drm_connector *connector, return 0; } - if (DISPLAY_VER(dev_priv) >= 10 && + if (HAS_DSC_MST(dev_priv) && drm_dp_sink_supports_dsc(intel_connector->dp.dsc_dpcd)) { /* * TBD pass the connector BPC, -- cgit From b648ce2a28ba83c4fa67c61fcc5983e15e9d4afb Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Tue, 2 Apr 2024 16:51:47 +0300 Subject: drm/i915/mst: Reject FEC+MST on ICL MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit ICL supposedly doesn't support FEC on MST. Reject it. Cc: stable@vger.kernel.org Fixes: d51f25eb479a ("drm/i915: Add DSC support to MST path") Reviewed-by: Uma Shankar Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240402135148.23011-7-ville.syrjala@linux.intel.com --- drivers/gpu/drm/i915/display/intel_dp.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index 819f3234de03..a11bc4fd3d65 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -1418,7 +1418,8 @@ static bool intel_dp_source_supports_fec(struct intel_dp *intel_dp, if (DISPLAY_VER(dev_priv) >= 12) return true; - if (DISPLAY_VER(dev_priv) == 11 && encoder->port != PORT_A) + if (DISPLAY_VER(dev_priv) == 11 && encoder->port != PORT_A && + !intel_crtc_has_type(pipe_config, INTEL_OUTPUT_DP_MST)) return true; return false; -- cgit From c19278d6fb9d710995c63a0c9e3f91f2edfa2427 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Tue, 2 Apr 2024 16:51:48 +0300 Subject: drm/i915: Use debugfs_create_bool() for "i915_bigjoiner_force_enable" MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit There is no reason to make this debugfs file for a simple boolean so complicated. Just use debugfs_create_bool(). Reviewed-by: Arun R Murthy Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240402135148.23011-8-ville.syrjala@linux.intel.com --- .../gpu/drm/i915/display/intel_display_debugfs.c | 44 +--------------------- 1 file changed, 2 insertions(+), 42 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display_debugfs.c b/drivers/gpu/drm/i915/display/intel_display_debugfs.c index b99c024b0934..3e364891dcd0 100644 --- a/drivers/gpu/drm/i915/display/intel_display_debugfs.c +++ b/drivers/gpu/drm/i915/display/intel_display_debugfs.c @@ -1402,20 +1402,6 @@ out: drm_modeset_unlock(&i915->drm.mode_config.connection_mutex); return ret; } -static int i915_bigjoiner_enable_show(struct seq_file *m, void *data) -{ - struct intel_connector *connector = m->private; - struct drm_crtc *crtc; - - crtc = connector->base.state->crtc; - if (connector->base.status != connector_status_connected || !crtc) - return -ENODEV; - - seq_printf(m, "Bigjoiner enable: %d\n", connector->force_bigjoiner_enable); - - return 0; -} - static ssize_t i915_dsc_output_format_write(struct file *file, const char __user *ubuf, size_t len, loff_t *offp) @@ -1437,30 +1423,6 @@ static ssize_t i915_dsc_output_format_write(struct file *file, return len; } -static ssize_t i915_bigjoiner_enable_write(struct file *file, - const char __user *ubuf, - size_t len, loff_t *offp) -{ - struct seq_file *m = file->private_data; - struct intel_connector *connector = m->private; - struct drm_crtc *crtc; - bool bigjoiner_en = 0; - int ret; - - crtc = connector->base.state->crtc; - if (connector->base.status != connector_status_connected || !crtc) - return -ENODEV; - - ret = kstrtobool_from_user(ubuf, len, &bigjoiner_en); - if (ret < 0) - return ret; - - connector->force_bigjoiner_enable = bigjoiner_en; - *offp += len; - - return len; -} - static int i915_dsc_output_format_open(struct inode *inode, struct file *file) { @@ -1554,8 +1516,6 @@ static const struct file_operations i915_dsc_fractional_bpp_fops = { .write = i915_dsc_fractional_bpp_write }; -DEFINE_SHOW_STORE_ATTRIBUTE(i915_bigjoiner_enable); - /* * Returns the Current CRTC's bpc. * Example usage: cat /sys/kernel/debug/dri/0/crtc-0/i915_current_bpc @@ -1640,8 +1600,8 @@ void intel_connector_debugfs_add(struct intel_connector *connector) if (DISPLAY_VER(i915) >= 11 && (connector_type == DRM_MODE_CONNECTOR_DisplayPort || connector_type == DRM_MODE_CONNECTOR_eDP)) { - debugfs_create_file("i915_bigjoiner_force_enable", 0644, root, - connector, &i915_bigjoiner_enable_fops); + debugfs_create_bool("i915_bigjoiner_force_enable", 0644, root, + &connector->force_bigjoiner_enable); } if (connector_type == DRM_MODE_CONNECTOR_DSI || -- cgit From a835b784ba1a4514434f619fad2a0f9f1bf72d62 Mon Sep 17 00:00:00 2001 From: Mitul Golani Date: Fri, 22 Mar 2024 08:41:49 +0530 Subject: drm/dp: Add support to indicate if sink supports AS SDP Add an API that indicates support for Adaptive Sync SDP in the sink, which can be utilized by the rest of the DP programming. --v1: - Format commit message properly. Signed-off-by: Mitul Golani Reviewed-by: Ankit Nautiyal Signed-off-by: Ankit Nautiyal Link: https://patchwork.freedesktop.org/patch/msgid/20240322031157.3823909-2-mitulkumar.ajitkumar.golani@intel.com --- drivers/gpu/drm/display/drm_dp_helper.c | 25 +++++++++++++++++++++++++ include/drm/display/drm_dp_helper.h | 1 + 2 files changed, 26 insertions(+) diff --git a/drivers/gpu/drm/display/drm_dp_helper.c b/drivers/gpu/drm/display/drm_dp_helper.c index f5d4be897866..5d7c6bab8e33 100644 --- a/drivers/gpu/drm/display/drm_dp_helper.c +++ b/drivers/gpu/drm/display/drm_dp_helper.c @@ -2948,6 +2948,31 @@ void drm_dp_vsc_sdp_log(struct drm_printer *p, const struct drm_dp_vsc_sdp *vsc) } EXPORT_SYMBOL(drm_dp_vsc_sdp_log); +/** + * drm_dp_as_sdp_supported() - check if adaptive sync sdp is supported + * @aux: DisplayPort AUX channel + * @dpcd: DisplayPort configuration data + * + * Returns true if adaptive sync sdp is supported, else returns false + */ +bool drm_dp_as_sdp_supported(struct drm_dp_aux *aux, const u8 dpcd[DP_RECEIVER_CAP_SIZE]) +{ + u8 rx_feature; + + if (dpcd[DP_DPCD_REV] < DP_DPCD_REV_13) + return false; + + if (drm_dp_dpcd_readb(aux, DP_DPRX_FEATURE_ENUMERATION_LIST_CONT_1, + &rx_feature) != 1) { + drm_dbg_dp(aux->drm_dev, + "Failed to read DP_DPRX_FEATURE_ENUMERATION_LIST_CONT_1\n"); + return false; + } + + return (rx_feature & DP_ADAPTIVE_SYNC_SDP_SUPPORTED); +} +EXPORT_SYMBOL(drm_dp_as_sdp_supported); + /** * drm_dp_vsc_sdp_supported() - check if vsc sdp is supported * @aux: DisplayPort AUX channel diff --git a/include/drm/display/drm_dp_helper.h b/include/drm/display/drm_dp_helper.h index a62fcd051d4d..7df19acdc790 100644 --- a/include/drm/display/drm_dp_helper.h +++ b/include/drm/display/drm_dp_helper.h @@ -101,6 +101,7 @@ struct drm_dp_vsc_sdp { void drm_dp_vsc_sdp_log(struct drm_printer *p, const struct drm_dp_vsc_sdp *vsc); bool drm_dp_vsc_sdp_supported(struct drm_dp_aux *aux, const u8 dpcd[DP_RECEIVER_CAP_SIZE]); +bool drm_dp_as_sdp_supported(struct drm_dp_aux *aux, const u8 dpcd[DP_RECEIVER_CAP_SIZE]); int drm_dp_psr_setup_time(const u8 psr_cap[EDP_PSR_RECEIVER_CAP_SIZE]); -- cgit From 0bbb8f594e33286cf10a9c722a68a32160fe5a7f Mon Sep 17 00:00:00 2001 From: Mitul Golani Date: Fri, 22 Mar 2024 08:41:50 +0530 Subject: drm/dp: Add Adaptive Sync SDP logging Add structure representing Adaptive Sync Secondary Data Packet (AS SDP). Also, add Adaptive Sync SDP logging in drm_dp_helper.c to facilitate debugging. --v2: - Update logging. [Jani, Ankit] - Use 'as_sdp' instead of 'async' [Ankit] - Correct define placeholders to where they are actually used. [Jani] - Update members in 'as_sdp' structure to make it uniform. [Jani] --v3: - Added changes to dri-devel mailing list. No code changes. --v4: - Instead of directly using operation mode, use an enum to accommodate all operation modes (Ankit). --v5: Nit-pick changes to commit message. --v6: - Add correct place holder and name change for AS_SDP_OP_MODE. - Separate i915 changes from drm changes. - Remove extra lines. --v7: - Add drm/dp in subject line (Ankit) Signed-off-by: Mitul Golani Reviewed-by: Ankit Nautiyal Signed-off-by: Ankit Nautiyal Link: https://patchwork.freedesktop.org/patch/msgid/20240322031157.3823909-3-mitulkumar.ajitkumar.golani@intel.com --- drivers/gpu/drm/display/drm_dp_helper.c | 12 ++++++++++++ include/drm/display/drm_dp.h | 11 +++++++++++ include/drm/display/drm_dp_helper.h | 29 +++++++++++++++++++++++++++++ 3 files changed, 52 insertions(+) diff --git a/drivers/gpu/drm/display/drm_dp_helper.c b/drivers/gpu/drm/display/drm_dp_helper.c index 5d7c6bab8e33..d67ebe433447 100644 --- a/drivers/gpu/drm/display/drm_dp_helper.c +++ b/drivers/gpu/drm/display/drm_dp_helper.c @@ -2948,6 +2948,18 @@ void drm_dp_vsc_sdp_log(struct drm_printer *p, const struct drm_dp_vsc_sdp *vsc) } EXPORT_SYMBOL(drm_dp_vsc_sdp_log); +void drm_dp_as_sdp_log(struct drm_printer *p, const struct drm_dp_as_sdp *as_sdp) +{ + drm_printf(p, "DP SDP: AS_SDP, revision %u, length %u\n", + as_sdp->revision, as_sdp->length); + drm_printf(p, " vtotal: %d\n", as_sdp->vtotal); + drm_printf(p, " target_rr: %d\n", as_sdp->target_rr); + drm_printf(p, " duration_incr_ms: %d\n", as_sdp->duration_incr_ms); + drm_printf(p, " duration_decr_ms: %d\n", as_sdp->duration_decr_ms); + drm_printf(p, " operation_mode: %d\n", as_sdp->mode); +} +EXPORT_SYMBOL(drm_dp_as_sdp_log); + /** * drm_dp_as_sdp_supported() - check if adaptive sync sdp is supported * @aux: DisplayPort AUX channel diff --git a/include/drm/display/drm_dp.h b/include/drm/display/drm_dp.h index 4891bd916d26..0b032faa8cf2 100644 --- a/include/drm/display/drm_dp.h +++ b/include/drm/display/drm_dp.h @@ -1150,6 +1150,8 @@ #define DP_DPRX_FEATURE_ENUMERATION_LIST_CONT_1 0x2214 /* 2.0 E11 */ # define DP_ADAPTIVE_SYNC_SDP_SUPPORTED (1 << 0) +# define DP_ADAPTIVE_SYNC_SDP_OPERATION_MODE GENMASK(1, 0) +# define DP_ADAPTIVE_SYNC_SDP_LENGTH GENMASK(5, 0) # define DP_AS_SDP_FIRST_HALF_LINE_OR_3840_PIXEL_CYCLE_WINDOW_NOT_SUPPORTED (1 << 1) # define DP_VSC_EXT_SDP_FRAMEWORK_VERSION_1_SUPPORTED (1 << 4) @@ -1639,10 +1641,12 @@ enum drm_dp_phy { #define DP_SDP_AUDIO_COPYMANAGEMENT 0x05 /* DP 1.2 */ #define DP_SDP_ISRC 0x06 /* DP 1.2 */ #define DP_SDP_VSC 0x07 /* DP 1.2 */ +#define DP_SDP_ADAPTIVE_SYNC 0x22 /* DP 1.4 */ #define DP_SDP_CAMERA_GENERIC(i) (0x08 + (i)) /* 0-7, DP 1.3 */ #define DP_SDP_PPS 0x10 /* DP 1.4 */ #define DP_SDP_VSC_EXT_VESA 0x20 /* DP 1.4 */ #define DP_SDP_VSC_EXT_CEA 0x21 /* DP 1.4 */ + /* 0x80+ CEA-861 infoframe types */ #define DP_SDP_AUDIO_INFOFRAME_HB2 0x1b @@ -1798,4 +1802,11 @@ enum dp_content_type { DP_CONTENT_TYPE_GAME = 0x04, }; +enum operation_mode { + DP_AS_SDP_AVT_DYNAMIC_VTOTAL = 0x00, + DP_AS_SDP_AVT_FIXED_VTOTAL = 0x01, + DP_AS_SDP_FAVT_TRR_NOT_REACHED = 0x02, + DP_AS_SDP_FAVT_TRR_REACHED = 0x03 +}; + #endif /* _DRM_DP_H_ */ diff --git a/include/drm/display/drm_dp_helper.h b/include/drm/display/drm_dp_helper.h index 7df19acdc790..10147ae96326 100644 --- a/include/drm/display/drm_dp_helper.h +++ b/include/drm/display/drm_dp_helper.h @@ -98,6 +98,35 @@ struct drm_dp_vsc_sdp { enum dp_content_type content_type; }; +/** + * struct drm_dp_as_sdp - drm DP Adaptive Sync SDP + * + * This structure represents a DP AS SDP of drm + * It is based on DP 2.1 spec [Table 2-126: Adaptive-Sync SDP Header Bytes] and + * [Table 2-127: Adaptive-Sync SDP Payload for DB0 through DB8] + * + * @sdp_type: Secondary-data packet type + * @revision: Revision Number + * @length: Number of valid data bytes + * @vtotal: Minimum Vertical Vtotal + * @target_rr: Target Refresh + * @duration_incr_ms: Successive frame duration increase + * @duration_decr_ms: Successive frame duration decrease + * @operation_mode: Adaptive Sync Operation Mode + */ +struct drm_dp_as_sdp { + unsigned char sdp_type; + unsigned char revision; + unsigned char length; + int vtotal; + int target_rr; + int duration_incr_ms; + int duration_decr_ms; + enum operation_mode mode; +}; + +void drm_dp_as_sdp_log(struct drm_printer *p, + const struct drm_dp_as_sdp *as_sdp); void drm_dp_vsc_sdp_log(struct drm_printer *p, const struct drm_dp_vsc_sdp *vsc); bool drm_dp_vsc_sdp_supported(struct drm_dp_aux *aux, const u8 dpcd[DP_RECEIVER_CAP_SIZE]); -- cgit From e282bb2bc97268306f84f1e87e3ff0048fb03c25 Mon Sep 17 00:00:00 2001 From: Mitul Golani Date: Fri, 22 Mar 2024 08:41:51 +0530 Subject: drm/i915/display: Add crtc state dump for Adaptive Sync SDP Add crtc state dump for Adaptive Sync SDP to know which crtc specifically caused the failure. --v1: - Rebase Patches to latest. Signed-off-by: Mitul Golani Reviewed-by: Ankit Nautiyal Signed-off-by: Ankit Nautiyal Link: https://patchwork.freedesktop.org/patch/msgid/20240322031157.3823909-4-mitulkumar.ajitkumar.golani@intel.com --- drivers/gpu/drm/i915/display/intel_crtc_state_dump.c | 3 +++ drivers/gpu/drm/i915/display/intel_display_types.h | 1 + 2 files changed, 4 insertions(+) diff --git a/drivers/gpu/drm/i915/display/intel_crtc_state_dump.c b/drivers/gpu/drm/i915/display/intel_crtc_state_dump.c index cd78c200d483..ccaa4cb2809b 100644 --- a/drivers/gpu/drm/i915/display/intel_crtc_state_dump.c +++ b/drivers/gpu/drm/i915/display/intel_crtc_state_dump.c @@ -286,6 +286,9 @@ void intel_crtc_state_dump(const struct intel_crtc_state *pipe_config, if (pipe_config->infoframes.enable & intel_hdmi_infoframe_enable(DP_SDP_VSC)) drm_dp_vsc_sdp_log(&p, &pipe_config->infoframes.vsc); + if (pipe_config->infoframes.enable & + intel_hdmi_infoframe_enable(DP_SDP_ADAPTIVE_SYNC)) + drm_dp_as_sdp_log(&p, &pipe_config->infoframes.as_sdp); if (pipe_config->has_audio) intel_dump_buffer("ELD: ", pipe_config->eld, diff --git a/drivers/gpu/drm/i915/display/intel_display_types.h b/drivers/gpu/drm/i915/display/intel_display_types.h index 4ef1f5f709d8..0bde0de1955d 100644 --- a/drivers/gpu/drm/i915/display/intel_display_types.h +++ b/drivers/gpu/drm/i915/display/intel_display_types.h @@ -1347,6 +1347,7 @@ struct intel_crtc_state { union hdmi_infoframe hdmi; union hdmi_infoframe drm; struct drm_dp_vsc_sdp vsc; + struct drm_dp_as_sdp as_sdp; } infoframes; u8 eld[MAX_ELD_BYTES]; -- cgit From 12ea89291603c0eb1e6fc07d88a0b7d626501ba8 Mon Sep 17 00:00:00 2001 From: Mitul Golani Date: Fri, 22 Mar 2024 08:41:52 +0530 Subject: drm/i915/dp: Add Read/Write support for Adaptive Sync SDP Add the necessary structures and functions to handle reading and unpacking Adaptive Sync Secondary Data Packets. Also add support to write and pack AS SDP. --v2: - Correct use of REG_BIT and REG_GENMASK. [Jani] - Use as_sdp instead of async. [Jani] - Remove unrelated comments and changes. [Jani] - Correct code indent. [Jani] --v3: - Update definition names for AS SDP which are starting from HSW, as these defines are applicable for ADLP+.(Ankit) --v4: - Remove as_sdp_mode from crtc_state. - Drop metadata keyword. - For consistency, update ADL_ prefix or post fix as required. --v5: - Check if AS_SDP bit is set in crtc_state->infoframes.enable. If not return. - Check for HAS_AS_SDP() before setting VIDEO_DIP_ENABLE_AS_ADL mask. --v6: - Rename intel_read_dp_infoframe_as_sdp to intel_read_dp_as_sdp. --v7: - Add read back for length and vtotal correction. --v8: - Use as_sdp->target_rr & 0xFF. - Shift by 8 instead of 32, and drop casting to u64. - Remove changes which are does not belong to this patch. Signed-off-by: Mitul Golani Reviewed-by: Ankit Nautiyal Signed-off-by: Ankit Nautiyal Link: https://patchwork.freedesktop.org/patch/msgid/20240322031157.3823909-5-mitulkumar.ajitkumar.golani@intel.com --- .../gpu/drm/i915/display/intel_display_device.h | 1 + drivers/gpu/drm/i915/display/intel_dp.c | 92 ++++++++++++++++++++++ drivers/gpu/drm/i915/display/intel_hdmi.c | 14 +++- drivers/gpu/drm/i915/i915_reg.h | 8 ++ 4 files changed, 114 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/display/intel_display_device.h b/drivers/gpu/drm/i915/display/intel_display_device.h index 9b1bce2624b9..66b51de86e38 100644 --- a/drivers/gpu/drm/i915/display/intel_display_device.h +++ b/drivers/gpu/drm/i915/display/intel_display_device.h @@ -69,6 +69,7 @@ struct drm_printer; #define HAS_TRANSCODER(i915, trans) ((DISPLAY_RUNTIME_INFO(i915)->cpu_transcoder_mask & \ BIT(trans)) != 0) #define HAS_VRR(i915) (DISPLAY_VER(i915) >= 11) +#define HAS_AS_SDP(i915) (DISPLAY_VER(i915) >= 13) #define INTEL_NUM_PIPES(i915) (hweight8(DISPLAY_RUNTIME_INFO(i915)->pipe_mask)) #define I915_HAS_HOTPLUG(i915) (DISPLAY_INFO(i915)->has_hotplug) #define OVERLAY_NEEDS_PHYSICAL(i915) (DISPLAY_INFO(i915)->overlay_needs_physical) diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index a11bc4fd3d65..4e62a774a5cf 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -4162,6 +4162,32 @@ intel_dp_needs_vsc_sdp(const struct intel_crtc_state *crtc_state, return false; } +static ssize_t intel_dp_as_sdp_pack(const struct drm_dp_as_sdp *as_sdp, + struct dp_sdp *sdp, size_t size) +{ + size_t length = sizeof(struct dp_sdp); + + if (size < length) + return -ENOSPC; + + memset(sdp, 0, size); + + /* Prepare AS (Adaptive Sync) SDP Header */ + sdp->sdp_header.HB0 = 0; + sdp->sdp_header.HB1 = as_sdp->sdp_type; + sdp->sdp_header.HB2 = 0x02; + sdp->sdp_header.HB3 = as_sdp->length; + + /* Fill AS (Adaptive Sync) SDP Payload */ + sdp->db[0] = as_sdp->mode; + sdp->db[1] = as_sdp->vtotal & 0xFF; + sdp->db[2] = (as_sdp->vtotal >> 8) & 0xFF; + sdp->db[3] = as_sdp->target_rr & 0xFF; + sdp->db[4] = (as_sdp->target_rr >> 8) & 0x3; + + return length; +} + static ssize_t intel_dp_hdr_metadata_infoframe_sdp_pack(struct drm_i915_private *i915, const struct hdmi_drm_infoframe *drm_infoframe, @@ -4261,6 +4287,10 @@ static void intel_write_dp_sdp(struct intel_encoder *encoder, &crtc_state->infoframes.drm.drm, &sdp, sizeof(sdp)); break; + case DP_SDP_ADAPTIVE_SYNC: + len = intel_dp_as_sdp_pack(&crtc_state->infoframes.as_sdp, &sdp, + sizeof(sdp)); + break; default: MISSING_CASE(type); return; @@ -4282,6 +4312,10 @@ void intel_dp_set_infoframes(struct intel_encoder *encoder, u32 dip_enable = VIDEO_DIP_ENABLE_AVI_HSW | VIDEO_DIP_ENABLE_GCP_HSW | VIDEO_DIP_ENABLE_VS_HSW | VIDEO_DIP_ENABLE_GMP_HSW | VIDEO_DIP_ENABLE_SPD_HSW | VIDEO_DIP_ENABLE_DRM_GLK; + + if (HAS_AS_SDP(dev_priv)) + dip_enable |= VIDEO_DIP_ENABLE_AS_ADL; + u32 val = intel_de_read(dev_priv, reg) & ~dip_enable; /* TODO: Sanitize DSC enabling wrt. intel_dsc_dp_pps_write(). */ @@ -4303,6 +4337,37 @@ void intel_dp_set_infoframes(struct intel_encoder *encoder, intel_write_dp_sdp(encoder, crtc_state, HDMI_PACKET_TYPE_GAMUT_METADATA); } +static +int intel_dp_as_sdp_unpack(struct drm_dp_as_sdp *as_sdp, + const void *buffer, size_t size) +{ + const struct dp_sdp *sdp = buffer; + + if (size < sizeof(struct dp_sdp)) + return -EINVAL; + + memset(as_sdp, 0, sizeof(*as_sdp)); + + if (sdp->sdp_header.HB0 != 0) + return -EINVAL; + + if (sdp->sdp_header.HB1 != DP_SDP_ADAPTIVE_SYNC) + return -EINVAL; + + if (sdp->sdp_header.HB2 != 0x02) + return -EINVAL; + + if ((sdp->sdp_header.HB3 & 0x3F) != 9) + return -EINVAL; + + as_sdp->length = sdp->sdp_header.HB3 & DP_ADAPTIVE_SYNC_SDP_LENGTH; + as_sdp->mode = sdp->db[0] & DP_ADAPTIVE_SYNC_SDP_OPERATION_MODE; + as_sdp->vtotal = (sdp->db[2] << 8) | sdp->db[1]; + as_sdp->target_rr = (u64)sdp->db[3] | ((u64)sdp->db[4] & 0x3); + + return 0; +} + static int intel_dp_vsc_sdp_unpack(struct drm_dp_vsc_sdp *vsc, const void *buffer, size_t size) { @@ -4373,6 +4438,29 @@ static int intel_dp_vsc_sdp_unpack(struct drm_dp_vsc_sdp *vsc, return 0; } +static void +intel_read_dp_as_sdp(struct intel_encoder *encoder, + struct intel_crtc_state *crtc_state, + struct drm_dp_as_sdp *as_sdp) +{ + struct intel_digital_port *dig_port = enc_to_dig_port(encoder); + struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); + unsigned int type = DP_SDP_ADAPTIVE_SYNC; + struct dp_sdp sdp = {}; + int ret; + + if ((crtc_state->infoframes.enable & + intel_hdmi_infoframe_enable(type)) == 0) + return; + + dig_port->read_infoframe(encoder, crtc_state, type, &sdp, + sizeof(sdp)); + + ret = intel_dp_as_sdp_unpack(as_sdp, &sdp, sizeof(sdp)); + if (ret) + drm_dbg_kms(&dev_priv->drm, "Failed to unpack DP AS SDP\n"); +} + static int intel_dp_hdr_metadata_infoframe_sdp_unpack(struct hdmi_drm_infoframe *drm_infoframe, const void *buffer, size_t size) @@ -4479,6 +4567,10 @@ void intel_read_dp_sdp(struct intel_encoder *encoder, intel_read_dp_hdr_metadata_infoframe_sdp(encoder, crtc_state, &crtc_state->infoframes.drm.drm); break; + case DP_SDP_ADAPTIVE_SYNC: + intel_read_dp_as_sdp(encoder, crtc_state, + &crtc_state->infoframes.as_sdp); + break; default: MISSING_CASE(type); break; diff --git a/drivers/gpu/drm/i915/display/intel_hdmi.c b/drivers/gpu/drm/i915/display/intel_hdmi.c index a32cb4d25bc7..12eff05a7157 100644 --- a/drivers/gpu/drm/i915/display/intel_hdmi.c +++ b/drivers/gpu/drm/i915/display/intel_hdmi.c @@ -114,6 +114,8 @@ static u32 g4x_infoframe_enable(unsigned int type) return VIDEO_DIP_ENABLE_GAMUT; case DP_SDP_VSC: return 0; + case DP_SDP_ADAPTIVE_SYNC: + return 0; case HDMI_INFOFRAME_TYPE_AVI: return VIDEO_DIP_ENABLE_AVI; case HDMI_INFOFRAME_TYPE_SPD: @@ -137,6 +139,8 @@ static u32 hsw_infoframe_enable(unsigned int type) return VIDEO_DIP_ENABLE_GMP_HSW; case DP_SDP_VSC: return VIDEO_DIP_ENABLE_VSC_HSW; + case DP_SDP_ADAPTIVE_SYNC: + return VIDEO_DIP_ENABLE_AS_ADL; case DP_SDP_PPS: return VDIP_ENABLE_PPS; case HDMI_INFOFRAME_TYPE_AVI: @@ -164,6 +168,8 @@ hsw_dip_data_reg(struct drm_i915_private *dev_priv, return HSW_TVIDEO_DIP_GMP_DATA(cpu_transcoder, i); case DP_SDP_VSC: return HSW_TVIDEO_DIP_VSC_DATA(cpu_transcoder, i); + case DP_SDP_ADAPTIVE_SYNC: + return ADL_TVIDEO_DIP_AS_SDP_DATA(cpu_transcoder, i); case DP_SDP_PPS: return ICL_VIDEO_DIP_PPS_DATA(cpu_transcoder, i); case HDMI_INFOFRAME_TYPE_AVI: @@ -186,6 +192,8 @@ static int hsw_dip_data_size(struct drm_i915_private *dev_priv, switch (type) { case DP_SDP_VSC: return VIDEO_DIP_VSC_DATA_SIZE; + case DP_SDP_ADAPTIVE_SYNC: + return VIDEO_DIP_ASYNC_DATA_SIZE; case DP_SDP_PPS: return VIDEO_DIP_PPS_DATA_SIZE; case HDMI_PACKET_TYPE_GAMUT_METADATA: @@ -563,6 +571,9 @@ static u32 hsw_infoframes_enabled(struct intel_encoder *encoder, if (DISPLAY_VER(dev_priv) >= 10) mask |= VIDEO_DIP_ENABLE_DRM_GLK; + if (HAS_AS_SDP(dev_priv)) + mask |= VIDEO_DIP_ENABLE_AS_ADL; + return val & mask; } @@ -570,6 +581,7 @@ static const u8 infoframe_type_to_idx[] = { HDMI_PACKET_TYPE_GENERAL_CONTROL, HDMI_PACKET_TYPE_GAMUT_METADATA, DP_SDP_VSC, + DP_SDP_ADAPTIVE_SYNC, HDMI_INFOFRAME_TYPE_AVI, HDMI_INFOFRAME_TYPE_SPD, HDMI_INFOFRAME_TYPE_VENDOR, @@ -1212,7 +1224,7 @@ static void hsw_set_infoframes(struct intel_encoder *encoder, val &= ~(VIDEO_DIP_ENABLE_VSC_HSW | VIDEO_DIP_ENABLE_AVI_HSW | VIDEO_DIP_ENABLE_GCP_HSW | VIDEO_DIP_ENABLE_VS_HSW | VIDEO_DIP_ENABLE_GMP_HSW | VIDEO_DIP_ENABLE_SPD_HSW | - VIDEO_DIP_ENABLE_DRM_GLK); + VIDEO_DIP_ENABLE_DRM_GLK | VIDEO_DIP_ENABLE_AS_ADL); if (!enable) { intel_de_write(dev_priv, reg, val); diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 58f3e4bfe254..b04bed2074e8 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -2310,6 +2310,7 @@ * (Haswell and newer) to see which VIDEO_DIP_DATA byte corresponds to each byte * of the infoframe structure specified by CEA-861. */ #define VIDEO_DIP_DATA_SIZE 32 +#define VIDEO_DIP_ASYNC_DATA_SIZE 36 #define VIDEO_DIP_GMP_DATA_SIZE 36 #define VIDEO_DIP_VSC_DATA_SIZE 36 #define VIDEO_DIP_PPS_DATA_SIZE 132 @@ -2348,6 +2349,8 @@ #define VIDEO_DIP_ENABLE_VS_HSW (1 << 8) #define VIDEO_DIP_ENABLE_GMP_HSW (1 << 4) #define VIDEO_DIP_ENABLE_SPD_HSW (1 << 0) +/* ADL and later: */ +#define VIDEO_DIP_ENABLE_AS_ADL REG_BIT(23) /* Panel fitting */ #define PFIT_CONTROL _MMIO(DISPLAY_MMIO_BASE(dev_priv) + 0x61230) @@ -5039,6 +5042,7 @@ #define _HSW_VIDEO_DIP_SPD_DATA_A 0x602A0 #define _HSW_VIDEO_DIP_GMP_DATA_A 0x602E0 #define _HSW_VIDEO_DIP_VSC_DATA_A 0x60320 +#define _ADL_VIDEO_DIP_AS_DATA_A 0x60484 #define _GLK_VIDEO_DIP_DRM_DATA_A 0x60440 #define _HSW_VIDEO_DIP_AVI_ECC_A 0x60240 #define _HSW_VIDEO_DIP_VS_ECC_A 0x60280 @@ -5053,6 +5057,7 @@ #define _HSW_VIDEO_DIP_SPD_DATA_B 0x612A0 #define _HSW_VIDEO_DIP_GMP_DATA_B 0x612E0 #define _HSW_VIDEO_DIP_VSC_DATA_B 0x61320 +#define _ADL_VIDEO_DIP_AS_DATA_B 0x61484 #define _GLK_VIDEO_DIP_DRM_DATA_B 0x61440 #define _HSW_VIDEO_DIP_BVI_ECC_B 0x61240 #define _HSW_VIDEO_DIP_VS_ECC_B 0x61280 @@ -5082,6 +5087,9 @@ #define GLK_TVIDEO_DIP_DRM_DATA(trans, i) _MMIO_TRANS2(trans, _GLK_VIDEO_DIP_DRM_DATA_A + (i) * 4) #define ICL_VIDEO_DIP_PPS_DATA(trans, i) _MMIO_TRANS2(trans, _ICL_VIDEO_DIP_PPS_DATA_A + (i) * 4) #define ICL_VIDEO_DIP_PPS_ECC(trans, i) _MMIO_TRANS2(trans, _ICL_VIDEO_DIP_PPS_ECC_A + (i) * 4) +/*ADLP and later: */ +#define ADL_TVIDEO_DIP_AS_SDP_DATA(trans, i) _MMIO_TRANS2(trans,\ + _ADL_VIDEO_DIP_AS_DATA_A + (i) * 4) #define _HSW_STEREO_3D_CTL_A 0x70020 #define S3D_ENABLE (1 << 31) -- cgit From 413da1fda994794334ce22e68a2953ead43e6697 Mon Sep 17 00:00:00 2001 From: Mitul Golani Date: Fri, 22 Mar 2024 08:41:53 +0530 Subject: drm/i915/dp: Add wrapper function to check AS SDP Add a wrapper function to check if both the source and sink support Adaptive Sync SDP. --v1: Just use drm/i915/dp in subject line. Signed-off-by: Mitul Golani Reviewed-by: Ankit Nautiyal Signed-off-by: Ankit Nautiyal Link: https://patchwork.freedesktop.org/patch/msgid/20240322031157.3823909-6-mitulkumar.ajitkumar.golani@intel.com --- drivers/gpu/drm/i915/display/intel_dp.c | 8 ++++++++ drivers/gpu/drm/i915/display/intel_dp.h | 1 + 2 files changed, 9 insertions(+) diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index 4e62a774a5cf..365ff7fa6dae 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -123,6 +123,14 @@ bool intel_dp_is_edp(struct intel_dp *intel_dp) return dig_port->base.type == INTEL_OUTPUT_EDP; } +bool intel_dp_as_sdp_supported(struct intel_dp *intel_dp) +{ + struct drm_i915_private *i915 = dp_to_i915(intel_dp); + + return HAS_AS_SDP(i915) && + drm_dp_as_sdp_supported(&intel_dp->aux, intel_dp->dpcd); +} + static void intel_dp_unset_edid(struct intel_dp *intel_dp); /* Is link rate UHBR and thus 128b/132b? */ diff --git a/drivers/gpu/drm/i915/display/intel_dp.h b/drivers/gpu/drm/i915/display/intel_dp.h index c540d3a73fe7..9f880d7865d1 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.h +++ b/drivers/gpu/drm/i915/display/intel_dp.h @@ -88,6 +88,7 @@ void intel_dp_audio_compute_config(struct intel_encoder *encoder, struct drm_connector_state *conn_state); bool intel_dp_has_hdmi_sink(struct intel_dp *intel_dp); bool intel_dp_is_edp(struct intel_dp *intel_dp); +bool intel_dp_as_sdp_supported(struct intel_dp *intel_dp); bool intel_dp_is_uhbr(const struct intel_crtc_state *crtc_state); int intel_dp_link_symbol_size(int rate); int intel_dp_link_symbol_clock(int rate); -- cgit From a5bd5991cb8ab517ad016dd8b3ae0720b165f6bd Mon Sep 17 00:00:00 2001 From: Mitul Golani Date: Fri, 22 Mar 2024 08:41:54 +0530 Subject: drm/i915/display: Compute AS SDP parameters Add necessary function definitions to compute AS SDP data. The new intel_dp_compute_as_sdp function computes AS SDP values based on the display configuration, ensuring proper handling of Variable Refresh Rate (VRR). --v2: - Added DP_SDP_ADAPTIVE_SYNC to infoframe_type_to_idx(). [Ankit] - Separated patch for intel_read/write_dp_sdp. [Ankit] - _HSW_VIDEO_DIP_ASYNC_DATA_A should be from ADL onward. [Ankit] - Fixed indentation issues. [Ankit] --v3: - Added VIDEO_DIP_ENABLE_AS_HSW flag to intel_dp_set_infoframes. --v4: - Added HAS_VRR check before writing AS SDP. --v5: Added missed HAS_VRR check before reading AS SDP. --v6: - Used Adaptive Sync sink status as a check for read/write SDP. (Ankit) --v7: - Remove as_sdp_enable from crtc_state. - Add a comment mentioning current support of DP_AS_SDP_AVT_FIXED_VTOTAL. - Add state checker for AS_SDP infoframe enable. --v8: - Drop conn_state from intel_dp_compute_as_sdp, as not used. - Remove fullstop in subject line. --v9: - Add vrr.enable instead of is_in_vrr_range. --v10: - remove vrefresh and connector, as they are no longer required. Signed-off-by: Mitul Golani Reviewed-by: Ankit Nautiyal Signed-off-by: Ankit Nautiyal Link: https://patchwork.freedesktop.org/patch/msgid/20240322031157.3823909-7-mitulkumar.ajitkumar.golani@intel.com --- drivers/gpu/drm/i915/display/intel_dp.c | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index 365ff7fa6dae..75d45659710e 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -2619,6 +2619,29 @@ static void intel_dp_compute_vsc_colorimetry(const struct intel_crtc_state *crtc vsc->content_type = DP_CONTENT_TYPE_NOT_DEFINED; } +static void intel_dp_compute_as_sdp(struct intel_dp *intel_dp, + struct intel_crtc_state *crtc_state) +{ + struct drm_dp_as_sdp *as_sdp = &crtc_state->infoframes.as_sdp; + const struct drm_display_mode *adjusted_mode = + &crtc_state->hw.adjusted_mode; + + if (!crtc_state->vrr.enable || + !intel_dp_as_sdp_supported(intel_dp)) + return; + + crtc_state->infoframes.enable |= intel_hdmi_infoframe_enable(DP_SDP_ADAPTIVE_SYNC); + + /* Currently only DP_AS_SDP_AVT_FIXED_VTOTAL mode supported */ + as_sdp->sdp_type = DP_SDP_ADAPTIVE_SYNC; + as_sdp->length = 0x9; + as_sdp->mode = DP_AS_SDP_AVT_FIXED_VTOTAL; + as_sdp->vtotal = adjusted_mode->vtotal; + as_sdp->target_rr = 0; + as_sdp->duration_incr_ms = 0; + as_sdp->duration_incr_ms = 0; +} + static void intel_dp_compute_vsc_sdp(struct intel_dp *intel_dp, struct intel_crtc_state *crtc_state, const struct drm_connector_state *conn_state) @@ -2970,6 +2993,7 @@ intel_dp_compute_config(struct intel_encoder *encoder, g4x_dp_set_clock(encoder, pipe_config); intel_vrr_compute_config(pipe_config, conn_state); + intel_dp_compute_as_sdp(intel_dp, pipe_config); intel_psr_compute_config(intel_dp, pipe_config, conn_state); intel_dp_drrs_compute_config(connector, pipe_config, link_bpp_x16); intel_dp_compute_vsc_sdp(intel_dp, pipe_config, conn_state); -- cgit From abe1cd9ab5be1199e47064c9d4ccd45e4ded1d26 Mon Sep 17 00:00:00 2001 From: Mitul Golani Date: Fri, 22 Mar 2024 08:41:55 +0530 Subject: drm/i915/display: Add state checker for Adaptive Sync SDP Enable infoframe and add state checker for Adaptive Sync SDP enablement. --v1: - crtc_state->infoframes.enable, to add on correct place holder. Signed-off-by: Mitul Golani Reviewed-by: Ankit Nautiyal Signed-off-by: Ankit Nautiyal Link: https://patchwork.freedesktop.org/patch/msgid/20240322031157.3823909-8-mitulkumar.ajitkumar.golani@intel.com --- drivers/gpu/drm/i915/display/intel_display.c | 46 ++++++++++++++++++++++++++++ 1 file changed, 46 insertions(+) diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index 02c377f61ed5..0fda90aa53c1 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -4820,6 +4820,17 @@ intel_compare_dp_vsc_sdp(const struct drm_dp_vsc_sdp *a, a->content_type == b->content_type; } +static bool +intel_compare_dp_as_sdp(const struct drm_dp_as_sdp *a, + const struct drm_dp_as_sdp *b) +{ + return a->vtotal == b->vtotal && + a->target_rr == b->target_rr && + a->duration_incr_ms == b->duration_incr_ms && + a->duration_decr_ms == b->duration_decr_ms && + a->mode == b->mode; +} + static bool intel_compare_buffer(const u8 *a, const u8 *b, size_t len) { @@ -4890,6 +4901,30 @@ pipe_config_dp_vsc_sdp_mismatch(struct drm_printer *p, bool fastset, drm_dp_vsc_sdp_log(p, b); } +static void +pipe_config_dp_as_sdp_mismatch(struct drm_i915_private *i915, + bool fastset, const char *name, + const struct drm_dp_as_sdp *a, + const struct drm_dp_as_sdp *b) +{ + struct drm_printer p; + + if (fastset) { + p = drm_dbg_printer(&i915->drm, DRM_UT_KMS, NULL); + + drm_printf(&p, "fastset requirement not met in %s dp sdp\n", name); + } else { + p = drm_err_printer(&i915->drm, NULL); + + drm_printf(&p, "mismatch in %s dp sdp\n", name); + } + + drm_printf(&p, "expected:\n"); + drm_dp_as_sdp_log(&p, a); + drm_printf(&p, "found:\n"); + drm_dp_as_sdp_log(&p, b); +} + /* Returns the length up to and including the last differing byte */ static size_t memcmp_diff_len(const u8 *a, const u8 *b, size_t len) @@ -5107,6 +5142,16 @@ intel_pipe_config_compare(const struct intel_crtc_state *current_config, } \ } while (0) +#define PIPE_CONF_CHECK_DP_AS_SDP(name) do { \ + if (!intel_compare_dp_as_sdp(¤t_config->infoframes.name, \ + &pipe_config->infoframes.name)) { \ + pipe_config_dp_as_sdp_mismatch(dev_priv, fastset, __stringify(name), \ + ¤t_config->infoframes.name, \ + &pipe_config->infoframes.name); \ + ret = false; \ + } \ +} while (0) + #define PIPE_CONF_CHECK_BUFFER(name, len) do { \ BUILD_BUG_ON(sizeof(current_config->name) != (len)); \ BUILD_BUG_ON(sizeof(pipe_config->name) != (len)); \ @@ -5288,6 +5333,7 @@ intel_pipe_config_compare(const struct intel_crtc_state *current_config, PIPE_CONF_CHECK_INFOFRAME(hdmi); PIPE_CONF_CHECK_INFOFRAME(drm); PIPE_CONF_CHECK_DP_VSC_SDP(vsc); + PIPE_CONF_CHECK_DP_AS_SDP(as_sdp); PIPE_CONF_CHECK_X(sync_mode_slaves_mask); PIPE_CONF_CHECK_I(master_transcoder); -- cgit From e8cd188e91bbd0f40761fafcd4c3cce55651685a Mon Sep 17 00:00:00 2001 From: Mitul Golani Date: Fri, 22 Mar 2024 08:41:56 +0530 Subject: drm/i915/display: Compute vrr_vsync params Compute vrr_vsync_start/end, which sets the position for hardware to send the Vsync at a fixed position relative to the end of the Vblank. --v2: - Updated VSYNC_START/END macros to VRR_VSYNC_START/END. (Ankit) - Updated bit fields of VRR_VSYNC_START/END. (Ankit) --v3: - Add PIPE_CONF_CHECK_I(vrr.vsync_start/end). - Read/write vrr_vsync params only when we intend to send adaptive_sync sdp. --v4: - Use VRR_SYNC_START/END macros correctly. --v5: - Send AS SDP only when VRR is enabled. --v6: - Add TRANS_VRR_VSYNC before enabling VRR as per bspec. (Ankit) Signed-off-by: Mitul Golani Reviewed-by: Arun R Murthy Reviewed-by: Ankit Nautiyal Signed-off-by: Ankit Nautiyal Link: https://patchwork.freedesktop.org/patch/msgid/20240322031157.3823909-9-mitulkumar.ajitkumar.golani@intel.com --- drivers/gpu/drm/i915/display/intel_display.c | 2 ++ drivers/gpu/drm/i915/display/intel_display_types.h | 1 + drivers/gpu/drm/i915/display/intel_vrr.c | 33 ++++++++++++++++++++-- drivers/gpu/drm/i915/i915_reg.h | 7 +++++ 4 files changed, 41 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index 0fda90aa53c1..ad04b94c52ee 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -5385,6 +5385,8 @@ intel_pipe_config_compare(const struct intel_crtc_state *current_config, PIPE_CONF_CHECK_I(vrr.flipline); PIPE_CONF_CHECK_I(vrr.pipeline_full); PIPE_CONF_CHECK_I(vrr.guardband); + PIPE_CONF_CHECK_I(vrr.vsync_start); + PIPE_CONF_CHECK_I(vrr.vsync_end); } #undef PIPE_CONF_CHECK_X diff --git a/drivers/gpu/drm/i915/display/intel_display_types.h b/drivers/gpu/drm/i915/display/intel_display_types.h index 0bde0de1955d..0f4bd5710796 100644 --- a/drivers/gpu/drm/i915/display/intel_display_types.h +++ b/drivers/gpu/drm/i915/display/intel_display_types.h @@ -1434,6 +1434,7 @@ struct intel_crtc_state { bool enable, in_range; u8 pipeline_full; u16 flipline, vmin, vmax, guardband; + u32 vsync_end, vsync_start; } vrr; /* Stream Splitter for eDP MSO */ diff --git a/drivers/gpu/drm/i915/display/intel_vrr.c b/drivers/gpu/drm/i915/display/intel_vrr.c index eb5bd0743902..856378f8b90e 100644 --- a/drivers/gpu/drm/i915/display/intel_vrr.c +++ b/drivers/gpu/drm/i915/display/intel_vrr.c @@ -9,6 +9,7 @@ #include "intel_de.h" #include "intel_display_types.h" #include "intel_vrr.h" +#include "intel_dp.h" bool intel_vrr_is_capable(struct intel_connector *connector) { @@ -113,6 +114,7 @@ intel_vrr_compute_config(struct intel_crtc_state *crtc_state, struct drm_i915_private *i915 = to_i915(crtc->base.dev); struct intel_connector *connector = to_intel_connector(conn_state->connector); + struct intel_dp *intel_dp = intel_attached_dp(connector); struct drm_display_mode *adjusted_mode = &crtc_state->hw.adjusted_mode; const struct drm_display_info *info = &connector->base.display_info; int vmin, vmax; @@ -165,6 +167,14 @@ intel_vrr_compute_config(struct intel_crtc_state *crtc_state, if (crtc_state->uapi.vrr_enabled) { crtc_state->vrr.enable = true; crtc_state->mode_flags |= I915_MODE_FLAG_VRR; + if (intel_dp_as_sdp_supported(intel_dp)) { + crtc_state->vrr.vsync_start = + (crtc_state->hw.adjusted_mode.crtc_vtotal - + crtc_state->hw.adjusted_mode.vsync_start); + crtc_state->vrr.vsync_end = + (crtc_state->hw.adjusted_mode.crtc_vtotal - + crtc_state->hw.adjusted_mode.vsync_end); + } } } @@ -240,6 +250,12 @@ void intel_vrr_enable(const struct intel_crtc_state *crtc_state) return; intel_de_write(dev_priv, TRANS_PUSH(cpu_transcoder), TRANS_PUSH_EN); + + if (HAS_AS_SDP(dev_priv)) + intel_de_write(dev_priv, TRANS_VRR_VSYNC(cpu_transcoder), + VRR_VSYNC_END(crtc_state->vrr.vsync_end) | + VRR_VSYNC_START(crtc_state->vrr.vsync_start)); + intel_de_write(dev_priv, TRANS_VRR_CTL(cpu_transcoder), VRR_CTL_VRR_ENABLE | trans_vrr_ctl(crtc_state)); } @@ -258,13 +274,16 @@ void intel_vrr_disable(const struct intel_crtc_state *old_crtc_state) intel_de_wait_for_clear(dev_priv, TRANS_VRR_STATUS(cpu_transcoder), VRR_STATUS_VRR_EN_LIVE, 1000); intel_de_write(dev_priv, TRANS_PUSH(cpu_transcoder), 0); + + if (HAS_AS_SDP(dev_priv)) + intel_de_write(dev_priv, TRANS_VRR_VSYNC(cpu_transcoder), 0); } void intel_vrr_get_config(struct intel_crtc_state *crtc_state) { struct drm_i915_private *dev_priv = to_i915(crtc_state->uapi.crtc->dev); enum transcoder cpu_transcoder = crtc_state->cpu_transcoder; - u32 trans_vrr_ctl; + u32 trans_vrr_ctl, trans_vrr_vsync; trans_vrr_ctl = intel_de_read(dev_priv, TRANS_VRR_CTL(cpu_transcoder)); @@ -284,6 +303,16 @@ void intel_vrr_get_config(struct intel_crtc_state *crtc_state) crtc_state->vrr.vmin = intel_de_read(dev_priv, TRANS_VRR_VMIN(cpu_transcoder)) + 1; } - if (crtc_state->vrr.enable) + if (crtc_state->vrr.enable) { crtc_state->mode_flags |= I915_MODE_FLAG_VRR; + + if (HAS_AS_SDP(dev_priv)) { + trans_vrr_vsync = + intel_de_read(dev_priv, TRANS_VRR_VSYNC(cpu_transcoder)); + crtc_state->vrr.vsync_start = + REG_FIELD_GET(VRR_VSYNC_START_MASK, trans_vrr_vsync); + crtc_state->vrr.vsync_end = + REG_FIELD_GET(VRR_VSYNC_END_MASK, trans_vrr_vsync); + } + } } diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index b04bed2074e8..bf874ed0cb7f 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -2093,6 +2093,13 @@ #define TRANS_PUSH_EN REG_BIT(31) #define TRANS_PUSH_SEND REG_BIT(30) +#define _TRANS_VRR_VSYNC_A 0x60078 +#define TRANS_VRR_VSYNC(trans) _MMIO_TRANS2(trans, _TRANS_VRR_VSYNC_A) +#define VRR_VSYNC_END_MASK REG_GENMASK(28, 16) +#define VRR_VSYNC_END(vsync_end) REG_FIELD_PREP(VRR_VSYNC_END_MASK, (vsync_end)) +#define VRR_VSYNC_START_MASK REG_GENMASK(12, 0) +#define VRR_VSYNC_START(vsync_start) REG_FIELD_PREP(VRR_VSYNC_START_MASK, (vsync_start)) + /* VGA port control */ #define ADPA _MMIO(0x61100) #define PCH_ADPA _MMIO(0xe1100) -- cgit From 8845021b73314fc7229c81b2d397fe3effe3abed Mon Sep 17 00:00:00 2001 From: Mitul Golani Date: Fri, 22 Mar 2024 08:41:57 +0530 Subject: drm/i915/display: Read/Write Adaptive Sync SDP Add read/write calls for Adaptive Sync SDP. Signed-off-by: Mitul Golani Reviewed-by: Ankit Nautiyal Signed-off-by: Ankit Nautiyal Link: https://patchwork.freedesktop.org/patch/msgid/20240322031157.3823909-10-mitulkumar.ajitkumar.golani@intel.com --- drivers/gpu/drm/i915/display/intel_ddi.c | 1 + drivers/gpu/drm/i915/display/intel_dp.c | 1 + 2 files changed, 2 insertions(+) diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c index a3d3d4942eb1..0654e989f45f 100644 --- a/drivers/gpu/drm/i915/display/intel_ddi.c +++ b/drivers/gpu/drm/i915/display/intel_ddi.c @@ -3963,6 +3963,7 @@ static void intel_ddi_get_config(struct intel_encoder *encoder, intel_read_dp_sdp(encoder, pipe_config, HDMI_PACKET_TYPE_GAMUT_METADATA); intel_read_dp_sdp(encoder, pipe_config, DP_SDP_VSC); + intel_read_dp_sdp(encoder, pipe_config, DP_SDP_ADAPTIVE_SYNC); intel_audio_codec_get_config(encoder, pipe_config); } diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index 75d45659710e..8b67cd62f188 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -4365,6 +4365,7 @@ void intel_dp_set_infoframes(struct intel_encoder *encoder, return; intel_write_dp_sdp(encoder, crtc_state, DP_SDP_VSC); + intel_write_dp_sdp(encoder, crtc_state, DP_SDP_ADAPTIVE_SYNC); intel_write_dp_sdp(encoder, crtc_state, HDMI_PACKET_TYPE_GAMUT_METADATA); } -- cgit From 3aecee90ac12a351905f12dda7643d5b0676d6ca Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Tue, 2 Apr 2024 18:50:03 +0300 Subject: drm/i915/cdclk: Fix CDCLK programming order when pipes are active MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Currently we always reprogram CDCLK from the intel_set_cdclk_pre_plane_update() when using squash/crawl. The code only works correctly for the cd2x update or full modeset cases, and it was simply never updated to deal with squash/crawl. If the CDCLK frequency is increasing we must reprogram it before we do anything else that might depend on the new higher frequency, and conversely we must not decrease the frequency until everything that might still depend on the old higher frequency has been dealt with. Since cdclk_state->pipe is only relevant when doing a cd2x update we can't use it to determine the correct sequence during squash/crawl. To that end introduce cdclk_state->disable_pipes which simply indicates that we must perform the update while the pipes are disable (ie. during intel_set_cdclk_pre_plane_update()). Otherwise we use the same old vs. new CDCLK frequency comparsiong as for cd2x updates. The only remaining problem case is when the voltage_level needs to increase due to a DDI port, but the CDCLK frequency is decreasing (and not all pipes are being disabled). The current approach will not bump the voltage level up until after the port has already been enabled, which is too late. But we'll take care of that case separately. v2: Don't break the "must disable pipes case" v3: Keep the on stack 'pipe' for future use Cc: stable@vger.kernel.org Fixes: d62686ba3b54 ("drm/i915/adl_p: CDCLK crawl support for ADL") Reviewed-by: Uma Shankar Reviewed-by: Gustavo Sousa Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240402155016.13733-2-ville.syrjala@linux.intel.com --- drivers/gpu/drm/i915/display/intel_cdclk.c | 7 +++++-- drivers/gpu/drm/i915/display/intel_cdclk.h | 3 +++ 2 files changed, 8 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_cdclk.c b/drivers/gpu/drm/i915/display/intel_cdclk.c index 31aaa9780dfc..3a04061fb100 100644 --- a/drivers/gpu/drm/i915/display/intel_cdclk.c +++ b/drivers/gpu/drm/i915/display/intel_cdclk.c @@ -2609,7 +2609,7 @@ intel_set_cdclk_pre_plane_update(struct intel_atomic_state *state) if (IS_DG2(i915)) intel_cdclk_pcode_pre_notify(state); - if (pipe == INVALID_PIPE || + if (new_cdclk_state->disable_pipes || old_cdclk_state->actual.cdclk <= new_cdclk_state->actual.cdclk) { drm_WARN_ON(&i915->drm, !new_cdclk_state->base.changed); @@ -2641,7 +2641,7 @@ intel_set_cdclk_post_plane_update(struct intel_atomic_state *state) if (IS_DG2(i915)) intel_cdclk_pcode_post_notify(state); - if (pipe != INVALID_PIPE && + if (!new_cdclk_state->disable_pipes && old_cdclk_state->actual.cdclk > new_cdclk_state->actual.cdclk) { drm_WARN_ON(&i915->drm, !new_cdclk_state->base.changed); @@ -3124,6 +3124,7 @@ static struct intel_global_state *intel_cdclk_duplicate_state(struct intel_globa return NULL; cdclk_state->pipe = INVALID_PIPE; + cdclk_state->disable_pipes = false; return &cdclk_state->base; } @@ -3316,6 +3317,8 @@ int intel_modeset_calc_cdclk(struct intel_atomic_state *state) if (ret) return ret; + new_cdclk_state->disable_pipes = true; + drm_dbg_kms(&dev_priv->drm, "Modeset required for cdclk change\n"); } diff --git a/drivers/gpu/drm/i915/display/intel_cdclk.h b/drivers/gpu/drm/i915/display/intel_cdclk.h index bc8f86e292d8..2843fc091086 100644 --- a/drivers/gpu/drm/i915/display/intel_cdclk.h +++ b/drivers/gpu/drm/i915/display/intel_cdclk.h @@ -53,6 +53,9 @@ struct intel_cdclk_state { /* bitmask of active pipes */ u8 active_pipes; + + /* update cdclk with pipes disabled */ + bool disable_pipes; }; int intel_crtc_compute_min_cdclk(const struct intel_crtc_state *crtc_state); -- cgit From 34d127e2bdef73a923aa0dcd95cbc3257ad5af52 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Tue, 2 Apr 2024 18:50:04 +0300 Subject: drm/i915/cdclk: Fix voltage_level programming edge case MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Currently we only consider the relationship of the old and new CDCLK frequencies when determining whether to do the repgramming from intel_set_cdclk_pre_plane_update() or intel_set_cdclk_post_plane_update(). It is technically possible to have a situation where the CDCLK frequency is decreasing, but the voltage_level is increasing due a DDI port. In this case we should bump the voltage level already in intel_set_cdclk_pre_plane_update() (so that the voltage_level will have been increased by the time the port gets enabled), while leaving the CDCLK frequency unchanged (as active planes/etc. may still depend on it). We can then reduce the CDCLK frequency to its final value from intel_set_cdclk_post_plane_update(). In order to handle that correctly we shall construct a suitable amalgam of the old and new cdclk states in intel_set_cdclk_pre_plane_update(). And we can simply call intel_set_cdclk() unconditionally in both places as it will not do anything if nothing actually changes vs. the current hw state. v2: Handle cdclk_state->disable_pipes v3: Only synchronize the cd2x update against the pipe's vblank when the cdclk frequency is changing during the current commit phase (Gustavo) Cc: stable@vger.kernel.org Cc: Gustavo Sousa Reviewed-by: Uma Shankar Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240402155016.13733-3-ville.syrjala@linux.intel.com --- drivers/gpu/drm/i915/display/intel_cdclk.c | 37 ++++++++++++++++++++++-------- 1 file changed, 27 insertions(+), 10 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_cdclk.c b/drivers/gpu/drm/i915/display/intel_cdclk.c index 3a04061fb100..131721b08819 100644 --- a/drivers/gpu/drm/i915/display/intel_cdclk.c +++ b/drivers/gpu/drm/i915/display/intel_cdclk.c @@ -2600,7 +2600,8 @@ intel_set_cdclk_pre_plane_update(struct intel_atomic_state *state) intel_atomic_get_old_cdclk_state(state); const struct intel_cdclk_state *new_cdclk_state = intel_atomic_get_new_cdclk_state(state); - enum pipe pipe = new_cdclk_state->pipe; + struct intel_cdclk_config cdclk_config; + enum pipe pipe; if (!intel_cdclk_changed(&old_cdclk_state->actual, &new_cdclk_state->actual)) @@ -2609,12 +2610,25 @@ intel_set_cdclk_pre_plane_update(struct intel_atomic_state *state) if (IS_DG2(i915)) intel_cdclk_pcode_pre_notify(state); - if (new_cdclk_state->disable_pipes || - old_cdclk_state->actual.cdclk <= new_cdclk_state->actual.cdclk) { - drm_WARN_ON(&i915->drm, !new_cdclk_state->base.changed); + if (new_cdclk_state->disable_pipes) { + cdclk_config = new_cdclk_state->actual; + pipe = INVALID_PIPE; + } else { + if (new_cdclk_state->actual.cdclk >= old_cdclk_state->actual.cdclk) { + cdclk_config = new_cdclk_state->actual; + pipe = new_cdclk_state->pipe; + } else { + cdclk_config = old_cdclk_state->actual; + pipe = INVALID_PIPE; + } - intel_set_cdclk(i915, &new_cdclk_state->actual, pipe); + cdclk_config.voltage_level = max(new_cdclk_state->actual.voltage_level, + old_cdclk_state->actual.voltage_level); } + + drm_WARN_ON(&i915->drm, !new_cdclk_state->base.changed); + + intel_set_cdclk(i915, &cdclk_config, pipe); } /** @@ -2632,7 +2646,7 @@ intel_set_cdclk_post_plane_update(struct intel_atomic_state *state) intel_atomic_get_old_cdclk_state(state); const struct intel_cdclk_state *new_cdclk_state = intel_atomic_get_new_cdclk_state(state); - enum pipe pipe = new_cdclk_state->pipe; + enum pipe pipe; if (!intel_cdclk_changed(&old_cdclk_state->actual, &new_cdclk_state->actual)) @@ -2642,11 +2656,14 @@ intel_set_cdclk_post_plane_update(struct intel_atomic_state *state) intel_cdclk_pcode_post_notify(state); if (!new_cdclk_state->disable_pipes && - old_cdclk_state->actual.cdclk > new_cdclk_state->actual.cdclk) { - drm_WARN_ON(&i915->drm, !new_cdclk_state->base.changed); + new_cdclk_state->actual.cdclk < old_cdclk_state->actual.cdclk) + pipe = new_cdclk_state->pipe; + else + pipe = INVALID_PIPE; - intel_set_cdclk(i915, &new_cdclk_state->actual, pipe); - } + drm_WARN_ON(&i915->drm, !new_cdclk_state->base.changed); + + intel_set_cdclk(i915, &new_cdclk_state->actual, pipe); } static int intel_pixel_rate_to_cdclk(const struct intel_crtc_state *crtc_state) -- cgit From 2e4d1769b988015a80a3ff1e974756db2821eaf7 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Tue, 2 Apr 2024 18:50:05 +0300 Subject: drm/i915/cdclk: Drop tgl/dg2 cdclk bump hacks MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit No one ever figured out why bumping the cdclk helped with whatever issue we were having at the time. Remove the hacks and start from scratch so that we can actually see if any problems still remain. Reviewed-by: Uma Shankar Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240402155016.13733-4-ville.syrjala@linux.intel.com --- drivers/gpu/drm/i915/display/intel_cdclk.c | 19 ------------------- 1 file changed, 19 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_cdclk.c b/drivers/gpu/drm/i915/display/intel_cdclk.c index 131721b08819..8d937e77f91a 100644 --- a/drivers/gpu/drm/i915/display/intel_cdclk.c +++ b/drivers/gpu/drm/i915/display/intel_cdclk.c @@ -2814,25 +2814,6 @@ int intel_crtc_compute_min_cdclk(const struct intel_crtc_state *crtc_state) if (crtc_state->dsc.compression_enable) min_cdclk = max(min_cdclk, intel_vdsc_min_cdclk(crtc_state)); - /* - * HACK. Currently for TGL/DG2 platforms we calculate - * min_cdclk initially based on pixel_rate divided - * by 2, accounting for also plane requirements, - * however in some cases the lowest possible CDCLK - * doesn't work and causing the underruns. - * Explicitly stating here that this seems to be currently - * rather a Hack, than final solution. - */ - if (IS_TIGERLAKE(dev_priv) || IS_DG2(dev_priv)) { - /* - * Clamp to max_cdclk_freq in case pixel rate is higher, - * in order not to break an 8K, but still leave W/A at place. - */ - min_cdclk = max_t(int, min_cdclk, - min_t(int, crtc_state->pixel_rate, - dev_priv->display.cdclk.max_cdclk_freq)); - } - return min_cdclk; } -- cgit From 31df4904a56f9b4fdf3ff022a75956f01057f51d Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Tue, 2 Apr 2024 18:50:06 +0300 Subject: drm/i915/cdclk: Indicate whether CDCLK change happens during pre or post plane update MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Currently we just get a plain "Changing CDCLK to ..." in the logs. It would actually be interesting to see whether we're doing the programming during the pre or post plane phase of the commit. Include that information in the debug message. Reviewed-by: Uma Shankar Reviewed-by: Gustavo Sousa Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240402155016.13733-5-ville.syrjala@linux.intel.com --- drivers/gpu/drm/i915/display/intel_cdclk.c | 19 ++++++------------- 1 file changed, 6 insertions(+), 13 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_cdclk.c b/drivers/gpu/drm/i915/display/intel_cdclk.c index 8d937e77f91a..ed8d9ee094b8 100644 --- a/drivers/gpu/drm/i915/display/intel_cdclk.c +++ b/drivers/gpu/drm/i915/display/intel_cdclk.c @@ -2434,18 +2434,9 @@ static void intel_pcode_notify(struct drm_i915_private *i915, ret); } -/** - * intel_set_cdclk - Push the CDCLK configuration to the hardware - * @dev_priv: i915 device - * @cdclk_config: new CDCLK configuration - * @pipe: pipe with which to synchronize the update - * - * Program the hardware based on the passed in CDCLK state, - * if necessary. - */ static void intel_set_cdclk(struct drm_i915_private *dev_priv, const struct intel_cdclk_config *cdclk_config, - enum pipe pipe) + enum pipe pipe, const char *context) { struct intel_encoder *encoder; @@ -2455,7 +2446,7 @@ static void intel_set_cdclk(struct drm_i915_private *dev_priv, if (drm_WARN_ON_ONCE(&dev_priv->drm, !dev_priv->display.funcs.cdclk->set_cdclk)) return; - intel_cdclk_dump_config(dev_priv, cdclk_config, "Changing CDCLK to"); + intel_cdclk_dump_config(dev_priv, cdclk_config, context); for_each_intel_encoder_with_psr(&dev_priv->drm, encoder) { struct intel_dp *intel_dp = enc_to_intel_dp(encoder); @@ -2628,7 +2619,8 @@ intel_set_cdclk_pre_plane_update(struct intel_atomic_state *state) drm_WARN_ON(&i915->drm, !new_cdclk_state->base.changed); - intel_set_cdclk(i915, &cdclk_config, pipe); + intel_set_cdclk(i915, &cdclk_config, pipe, + "Pre changing CDCLK to"); } /** @@ -2663,7 +2655,8 @@ intel_set_cdclk_post_plane_update(struct intel_atomic_state *state) drm_WARN_ON(&i915->drm, !new_cdclk_state->base.changed); - intel_set_cdclk(i915, &new_cdclk_state->actual, pipe); + intel_set_cdclk(i915, &new_cdclk_state->actual, pipe, + "Post changing CDCLK to"); } static int intel_pixel_rate_to_cdclk(const struct intel_crtc_state *crtc_state) -- cgit From e8333ab22cd8c750b7c14d3da7c0eef3ba85527f Mon Sep 17 00:00:00 2001 From: Stanislav Lisovskiy Date: Tue, 2 Apr 2024 18:50:07 +0300 Subject: drm/i915: Loop over all active pipes in intel_mbus_dbox_update MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit We need to loop through all active pipes, not just the ones, that are in current state, because disabling and enabling even a particular pipe affects credits in another one. Reviewed-by: Uma Shankar Signed-off-by: Stanislav Lisovskiy Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240402155016.13733-6-ville.syrjala@linux.intel.com --- drivers/gpu/drm/i915/display/skl_watermark.c | 7 +------ 1 file changed, 1 insertion(+), 6 deletions(-) diff --git a/drivers/gpu/drm/i915/display/skl_watermark.c b/drivers/gpu/drm/i915/display/skl_watermark.c index bc341abcab2f..f582992592c1 100644 --- a/drivers/gpu/drm/i915/display/skl_watermark.c +++ b/drivers/gpu/drm/i915/display/skl_watermark.c @@ -3680,10 +3680,8 @@ void intel_mbus_dbox_update(struct intel_atomic_state *state) { struct drm_i915_private *i915 = to_i915(state->base.dev); const struct intel_dbuf_state *new_dbuf_state, *old_dbuf_state; - const struct intel_crtc_state *new_crtc_state; const struct intel_crtc *crtc; u32 val = 0; - int i; if (DISPLAY_VER(i915) < 11) return; @@ -3727,12 +3725,9 @@ void intel_mbus_dbox_update(struct intel_atomic_state *state) val |= MBUS_DBOX_B_CREDIT(8); } - for_each_new_intel_crtc_in_state(state, crtc, new_crtc_state, i) { + for_each_intel_crtc_in_pipe_mask(&i915->drm, crtc, new_dbuf_state->active_pipes) { u32 pipe_val = val; - if (!new_crtc_state->hw.active) - continue; - if (DISPLAY_VER(i915) >= 14) { if (xelpdp_is_only_pipe_per_dbuf_bank(crtc->pipe, new_dbuf_state->active_pipes)) -- cgit From 359e4f4fed29e446157d98cc7cbdc4ebaae81dd7 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Tue, 2 Apr 2024 18:50:08 +0300 Subject: drm/i915: Relocate intel_mbus_dbox_update() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit intel_mbus_dbox_update() will become static soon. Relocate it into a place that avoids having to add a forward declaration for it. Reviewed-by: Uma Shankar Reviewed-by: Gustavo Sousa Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240402155016.13733-7-ville.syrjala@linux.intel.com --- drivers/gpu/drm/i915/display/skl_watermark.c | 166 +++++++++++++-------------- 1 file changed, 83 insertions(+), 83 deletions(-) diff --git a/drivers/gpu/drm/i915/display/skl_watermark.c b/drivers/gpu/drm/i915/display/skl_watermark.c index f582992592c1..6bd3fec0aa56 100644 --- a/drivers/gpu/drm/i915/display/skl_watermark.c +++ b/drivers/gpu/drm/i915/display/skl_watermark.c @@ -3540,6 +3540,89 @@ int intel_dbuf_init(struct drm_i915_private *i915) return 0; } +static bool xelpdp_is_only_pipe_per_dbuf_bank(enum pipe pipe, u8 active_pipes) +{ + switch (pipe) { + case PIPE_A: + return !(active_pipes & BIT(PIPE_D)); + case PIPE_D: + return !(active_pipes & BIT(PIPE_A)); + case PIPE_B: + return !(active_pipes & BIT(PIPE_C)); + case PIPE_C: + return !(active_pipes & BIT(PIPE_B)); + default: /* to suppress compiler warning */ + MISSING_CASE(pipe); + break; + } + + return false; +} + +void intel_mbus_dbox_update(struct intel_atomic_state *state) +{ + struct drm_i915_private *i915 = to_i915(state->base.dev); + const struct intel_dbuf_state *new_dbuf_state, *old_dbuf_state; + const struct intel_crtc *crtc; + u32 val = 0; + + if (DISPLAY_VER(i915) < 11) + return; + + new_dbuf_state = intel_atomic_get_new_dbuf_state(state); + old_dbuf_state = intel_atomic_get_old_dbuf_state(state); + if (!new_dbuf_state || + (new_dbuf_state->joined_mbus == old_dbuf_state->joined_mbus && + new_dbuf_state->active_pipes == old_dbuf_state->active_pipes)) + return; + + if (DISPLAY_VER(i915) >= 14) + val |= MBUS_DBOX_I_CREDIT(2); + + if (DISPLAY_VER(i915) >= 12) { + val |= MBUS_DBOX_B2B_TRANSACTIONS_MAX(16); + val |= MBUS_DBOX_B2B_TRANSACTIONS_DELAY(1); + val |= MBUS_DBOX_REGULATE_B2B_TRANSACTIONS_EN; + } + + if (DISPLAY_VER(i915) >= 14) + val |= new_dbuf_state->joined_mbus ? MBUS_DBOX_A_CREDIT(12) : + MBUS_DBOX_A_CREDIT(8); + else if (IS_ALDERLAKE_P(i915)) + /* Wa_22010947358:adl-p */ + val |= new_dbuf_state->joined_mbus ? MBUS_DBOX_A_CREDIT(6) : + MBUS_DBOX_A_CREDIT(4); + else + val |= MBUS_DBOX_A_CREDIT(2); + + if (DISPLAY_VER(i915) >= 14) { + val |= MBUS_DBOX_B_CREDIT(0xA); + } else if (IS_ALDERLAKE_P(i915)) { + val |= MBUS_DBOX_BW_CREDIT(2); + val |= MBUS_DBOX_B_CREDIT(8); + } else if (DISPLAY_VER(i915) >= 12) { + val |= MBUS_DBOX_BW_CREDIT(2); + val |= MBUS_DBOX_B_CREDIT(12); + } else { + val |= MBUS_DBOX_BW_CREDIT(1); + val |= MBUS_DBOX_B_CREDIT(8); + } + + for_each_intel_crtc_in_pipe_mask(&i915->drm, crtc, new_dbuf_state->active_pipes) { + u32 pipe_val = val; + + if (DISPLAY_VER(i915) >= 14) { + if (xelpdp_is_only_pipe_per_dbuf_bank(crtc->pipe, + new_dbuf_state->active_pipes)) + pipe_val |= MBUS_DBOX_BW_8CREDITS_MTL; + else + pipe_val |= MBUS_DBOX_BW_4CREDITS_MTL; + } + + intel_de_write(i915, PIPE_MBUS_DBOX_CTL(crtc->pipe), pipe_val); + } +} + int intel_dbuf_state_set_mdclk_cdclk_ratio(struct intel_atomic_state *state, u8 ratio) { struct intel_dbuf_state *dbuf_state; @@ -3657,89 +3740,6 @@ void intel_dbuf_post_plane_update(struct intel_atomic_state *state) new_dbuf_state->enabled_slices); } -static bool xelpdp_is_only_pipe_per_dbuf_bank(enum pipe pipe, u8 active_pipes) -{ - switch (pipe) { - case PIPE_A: - return !(active_pipes & BIT(PIPE_D)); - case PIPE_D: - return !(active_pipes & BIT(PIPE_A)); - case PIPE_B: - return !(active_pipes & BIT(PIPE_C)); - case PIPE_C: - return !(active_pipes & BIT(PIPE_B)); - default: /* to suppress compiler warning */ - MISSING_CASE(pipe); - break; - } - - return false; -} - -void intel_mbus_dbox_update(struct intel_atomic_state *state) -{ - struct drm_i915_private *i915 = to_i915(state->base.dev); - const struct intel_dbuf_state *new_dbuf_state, *old_dbuf_state; - const struct intel_crtc *crtc; - u32 val = 0; - - if (DISPLAY_VER(i915) < 11) - return; - - new_dbuf_state = intel_atomic_get_new_dbuf_state(state); - old_dbuf_state = intel_atomic_get_old_dbuf_state(state); - if (!new_dbuf_state || - (new_dbuf_state->joined_mbus == old_dbuf_state->joined_mbus && - new_dbuf_state->active_pipes == old_dbuf_state->active_pipes)) - return; - - if (DISPLAY_VER(i915) >= 14) - val |= MBUS_DBOX_I_CREDIT(2); - - if (DISPLAY_VER(i915) >= 12) { - val |= MBUS_DBOX_B2B_TRANSACTIONS_MAX(16); - val |= MBUS_DBOX_B2B_TRANSACTIONS_DELAY(1); - val |= MBUS_DBOX_REGULATE_B2B_TRANSACTIONS_EN; - } - - if (DISPLAY_VER(i915) >= 14) - val |= new_dbuf_state->joined_mbus ? MBUS_DBOX_A_CREDIT(12) : - MBUS_DBOX_A_CREDIT(8); - else if (IS_ALDERLAKE_P(i915)) - /* Wa_22010947358:adl-p */ - val |= new_dbuf_state->joined_mbus ? MBUS_DBOX_A_CREDIT(6) : - MBUS_DBOX_A_CREDIT(4); - else - val |= MBUS_DBOX_A_CREDIT(2); - - if (DISPLAY_VER(i915) >= 14) { - val |= MBUS_DBOX_B_CREDIT(0xA); - } else if (IS_ALDERLAKE_P(i915)) { - val |= MBUS_DBOX_BW_CREDIT(2); - val |= MBUS_DBOX_B_CREDIT(8); - } else if (DISPLAY_VER(i915) >= 12) { - val |= MBUS_DBOX_BW_CREDIT(2); - val |= MBUS_DBOX_B_CREDIT(12); - } else { - val |= MBUS_DBOX_BW_CREDIT(1); - val |= MBUS_DBOX_B_CREDIT(8); - } - - for_each_intel_crtc_in_pipe_mask(&i915->drm, crtc, new_dbuf_state->active_pipes) { - u32 pipe_val = val; - - if (DISPLAY_VER(i915) >= 14) { - if (xelpdp_is_only_pipe_per_dbuf_bank(crtc->pipe, - new_dbuf_state->active_pipes)) - pipe_val |= MBUS_DBOX_BW_8CREDITS_MTL; - else - pipe_val |= MBUS_DBOX_BW_4CREDITS_MTL; - } - - intel_de_write(i915, PIPE_MBUS_DBOX_CTL(crtc->pipe), pipe_val); - } -} - static int skl_watermark_ipc_status_show(struct seq_file *m, void *data) { struct drm_i915_private *i915 = m->private; -- cgit From 8d7fc2612e4a161a63ed6cddcfe8d3205717b54d Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Tue, 2 Apr 2024 18:50:09 +0300 Subject: drm/i915: Extract intel_dbuf_mbus_join_update() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Extact the stuff that writes the joining bits in MBUS_CTL into its own function. Will help with correctly sequencing the operations done during mbus programming. Reviewed-by: Uma Shankar Reviewed-by: Gustavo Sousa Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240402155016.13733-8-ville.syrjala@linux.intel.com --- drivers/gpu/drm/i915/display/skl_watermark.c | 35 +++++++++++++++++++--------- 1 file changed, 24 insertions(+), 11 deletions(-) diff --git a/drivers/gpu/drm/i915/display/skl_watermark.c b/drivers/gpu/drm/i915/display/skl_watermark.c index 6bd3fec0aa56..f7e03078bd43 100644 --- a/drivers/gpu/drm/i915/display/skl_watermark.c +++ b/drivers/gpu/drm/i915/display/skl_watermark.c @@ -3653,21 +3653,12 @@ void intel_dbuf_mdclk_cdclk_ratio_update(struct drm_i915_private *i915, u8 ratio DBUF_MIN_TRACKER_STATE_SERVICE(ratio - 1)); } -/* - * Configure MBUS_CTL and all DBUF_CTL_S of each slice to join_mbus state before - * update the request state of all DBUS slices. - */ -static void update_mbus_pre_enable(struct intel_atomic_state *state) +static void intel_dbuf_mbus_join_update(struct intel_atomic_state *state) { struct drm_i915_private *i915 = to_i915(state->base.dev); - u32 mbus_ctl; - const struct intel_dbuf_state *old_dbuf_state = - intel_atomic_get_old_dbuf_state(state); const struct intel_dbuf_state *new_dbuf_state = intel_atomic_get_new_dbuf_state(state); - - if (!HAS_MBUS_JOINING(i915)) - return; + u32 mbus_ctl; /* * TODO: Implement vblank synchronized MBUS joining changes. @@ -3683,6 +3674,28 @@ static void update_mbus_pre_enable(struct intel_atomic_state *state) intel_de_rmw(i915, MBUS_CTL, MBUS_HASHING_MODE_MASK | MBUS_JOIN | MBUS_JOIN_PIPE_SELECT_MASK, mbus_ctl); +} + +/* + * Configure MBUS_CTL and all DBUF_CTL_S of each slice to join_mbus state before + * update the request state of all DBUS slices. + */ +static void update_mbus_pre_enable(struct intel_atomic_state *state) +{ + struct drm_i915_private *i915 = to_i915(state->base.dev); + const struct intel_dbuf_state *old_dbuf_state = + intel_atomic_get_old_dbuf_state(state); + const struct intel_dbuf_state *new_dbuf_state = + intel_atomic_get_new_dbuf_state(state); + + if (!HAS_MBUS_JOINING(i915)) + return; + + /* + * TODO: Implement vblank synchronized MBUS joining changes. + * Must be properly coordinated with dbuf reprogramming. + */ + intel_dbuf_mbus_join_update(state); if (DISPLAY_VER(i915) >= 20 && old_dbuf_state->mdclk_cdclk_ratio != new_dbuf_state->mdclk_cdclk_ratio) { -- cgit From a2e83f27cc06b4f366e8d70ebc1d2659bd16ab62 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Tue, 2 Apr 2024 18:50:10 +0300 Subject: drm/i915: Extract intel_dbuf_mdclk_min_tracker_update() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Extract the stuff that writes the dbuf/mbus ratio stuff into its own function. Will help with correctly sequencing the operations done during mbus programming. Reviewed-by: Uma Shankar Reviewed-by: Gustavo Sousa Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240402155016.13733-9-ville.syrjala@linux.intel.com --- drivers/gpu/drm/i915/display/skl_watermark.c | 43 ++++++++++++++++------------ 1 file changed, 25 insertions(+), 18 deletions(-) diff --git a/drivers/gpu/drm/i915/display/skl_watermark.c b/drivers/gpu/drm/i915/display/skl_watermark.c index f7e03078bd43..7767c5eada36 100644 --- a/drivers/gpu/drm/i915/display/skl_watermark.c +++ b/drivers/gpu/drm/i915/display/skl_watermark.c @@ -3653,6 +3653,30 @@ void intel_dbuf_mdclk_cdclk_ratio_update(struct drm_i915_private *i915, u8 ratio DBUF_MIN_TRACKER_STATE_SERVICE(ratio - 1)); } +static void intel_dbuf_mdclk_min_tracker_update(struct intel_atomic_state *state) +{ + struct drm_i915_private *i915 = to_i915(state->base.dev); + const struct intel_dbuf_state *old_dbuf_state = + intel_atomic_get_old_dbuf_state(state); + const struct intel_dbuf_state *new_dbuf_state = + intel_atomic_get_new_dbuf_state(state); + + if (DISPLAY_VER(i915) >= 20 && + old_dbuf_state->mdclk_cdclk_ratio != new_dbuf_state->mdclk_cdclk_ratio) { + /* + * For Xe2LPD and beyond, when there is a change in the ratio + * between MDCLK and CDCLK, updates to related registers need to + * happen at a specific point in the CDCLK change sequence. In + * that case, we defer to the call to + * intel_dbuf_mdclk_cdclk_ratio_update() to the CDCLK logic. + */ + return; + } + + intel_dbuf_mdclk_cdclk_ratio_update(i915, new_dbuf_state->mdclk_cdclk_ratio, + new_dbuf_state->joined_mbus); +} + static void intel_dbuf_mbus_join_update(struct intel_atomic_state *state) { struct drm_i915_private *i915 = to_i915(state->base.dev); @@ -3683,10 +3707,6 @@ static void intel_dbuf_mbus_join_update(struct intel_atomic_state *state) static void update_mbus_pre_enable(struct intel_atomic_state *state) { struct drm_i915_private *i915 = to_i915(state->base.dev); - const struct intel_dbuf_state *old_dbuf_state = - intel_atomic_get_old_dbuf_state(state); - const struct intel_dbuf_state *new_dbuf_state = - intel_atomic_get_new_dbuf_state(state); if (!HAS_MBUS_JOINING(i915)) return; @@ -3697,20 +3717,7 @@ static void update_mbus_pre_enable(struct intel_atomic_state *state) */ intel_dbuf_mbus_join_update(state); - if (DISPLAY_VER(i915) >= 20 && - old_dbuf_state->mdclk_cdclk_ratio != new_dbuf_state->mdclk_cdclk_ratio) { - /* - * For Xe2LPD and beyond, when there is a change in the ratio - * between MDCLK and CDCLK, updates to related registers need to - * happen at a specific point in the CDCLK change sequence. In - * that case, we defer to the call to - * intel_dbuf_mdclk_cdclk_ratio_update() to the CDCLK logic. - */ - return; - } - - intel_dbuf_mdclk_cdclk_ratio_update(i915, new_dbuf_state->mdclk_cdclk_ratio, - new_dbuf_state->joined_mbus); + intel_dbuf_mdclk_min_tracker_update(state); } void intel_dbuf_pre_plane_update(struct intel_atomic_state *state) -- cgit From d91254e932b2a4e443f6086a8e511bba35108fce Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Tue, 2 Apr 2024 18:50:11 +0300 Subject: drm/i915: Add debugs for mbus joining and dbuf ratio programming MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Add some debugs so that we can actually observe what is actually happening during the mbus/dbuf programming steps. We can just shove them into fairly low level functions as none of them are called during any critical sections/etc. Reviewed-by: Uma Shankar Reviewed-by: Gustavo Sousa Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240402155016.13733-10-ville.syrjala@linux.intel.com --- drivers/gpu/drm/i915/display/skl_watermark.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/drivers/gpu/drm/i915/display/skl_watermark.c b/drivers/gpu/drm/i915/display/skl_watermark.c index 7767c5eada36..a118ecf9e532 100644 --- a/drivers/gpu/drm/i915/display/skl_watermark.c +++ b/drivers/gpu/drm/i915/display/skl_watermark.c @@ -3647,6 +3647,9 @@ void intel_dbuf_mdclk_cdclk_ratio_update(struct drm_i915_private *i915, u8 ratio if (joined_mbus) ratio *= 2; + drm_dbg_kms(&i915->drm, "Updating dbuf ratio to %d (mbus joined: %s)\n", + ratio, str_yes_no(joined_mbus)); + for_each_dbuf_slice(i915, slice) intel_de_rmw(i915, DBUF_CTL_S(slice), DBUF_MIN_TRACKER_STATE_SERVICE_MASK, @@ -3680,10 +3683,16 @@ static void intel_dbuf_mdclk_min_tracker_update(struct intel_atomic_state *state static void intel_dbuf_mbus_join_update(struct intel_atomic_state *state) { struct drm_i915_private *i915 = to_i915(state->base.dev); + const struct intel_dbuf_state *old_dbuf_state = + intel_atomic_get_old_dbuf_state(state); const struct intel_dbuf_state *new_dbuf_state = intel_atomic_get_new_dbuf_state(state); u32 mbus_ctl; + drm_dbg_kms(&i915->drm, "Changing mbus joined: %s -> %s\n", + str_yes_no(old_dbuf_state->joined_mbus), + str_yes_no(new_dbuf_state->joined_mbus)); + /* * TODO: Implement vblank synchronized MBUS joining changes. * Must be properly coordinated with dbuf reprogramming. -- cgit From 48b85304c00c3b523a44d4cd96a8160becf3e3a4 Mon Sep 17 00:00:00 2001 From: Stanislav Lisovskiy Date: Tue, 2 Apr 2024 18:50:12 +0300 Subject: drm/i915: Use old mbus_join value when increasing CDCLK MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit In order to make sure we are not breaking the proper sequence let's do updates step by step and don't change MBUS join value during MDCLK/CDCLK programming stage. MBUS join programming would be taken care by pre/post ddb hooks. v2: - Reworded comment about using old mbus_join value in intel_set_cdclk(Ville Syrjälä) Reviewed-by: Uma Shankar Signed-off-by: Stanislav Lisovskiy [v3: vsyrjala: rebase on top of cdclk changes, reword a bit more] Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240402155016.13733-11-ville.syrjala@linux.intel.com --- drivers/gpu/drm/i915/display/intel_cdclk.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/gpu/drm/i915/display/intel_cdclk.c b/drivers/gpu/drm/i915/display/intel_cdclk.c index ed8d9ee094b8..e0c69d85e733 100644 --- a/drivers/gpu/drm/i915/display/intel_cdclk.c +++ b/drivers/gpu/drm/i915/display/intel_cdclk.c @@ -2617,6 +2617,12 @@ intel_set_cdclk_pre_plane_update(struct intel_atomic_state *state) old_cdclk_state->actual.voltage_level); } + /* + * mbus joining will be changed later by + * intel_dbuf_mbus_{pre,post}_ddb_update() + */ + cdclk_config.joined_mbus = old_cdclk_state->actual.joined_mbus; + drm_WARN_ON(&i915->drm, !new_cdclk_state->base.changed); intel_set_cdclk(i915, &cdclk_config, pipe, -- cgit From bea9898561f1d38915128c57fd280a91e5048579 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Tue, 2 Apr 2024 18:50:13 +0300 Subject: drm/i915: Use the correct mdclk/cdclk ratio in MBUS updates MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The current cdclk/mbus programming sequence is as follows: 1. intel_set_cdclk_pre_plane_update() 2. update_mbus_pre_enable() 3. intel_set_cdclk_post_plane_update() when the actual mdclk/cdclk programming is postponed to intel_set_cdclk_post_plane_update() we must keep using the old mdclk/cdclk ratio during update_mbus_pre_enable(). This guarantees the programmed ratio matches the rest of the hardware state (mdlk/cdclk/mbus joining). v2: Extracted from the vblank synchronized mbus programming patch Cc: Gustavo Sousa Reviewed-by: Uma Shankar #v1 Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240402155016.13733-12-ville.syrjala@linux.intel.com --- drivers/gpu/drm/i915/display/intel_cdclk.c | 11 +++++++++++ drivers/gpu/drm/i915/display/intel_cdclk.h | 1 + drivers/gpu/drm/i915/display/skl_watermark.c | 19 ++++++++----------- 3 files changed, 20 insertions(+), 11 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_cdclk.c b/drivers/gpu/drm/i915/display/intel_cdclk.c index e0c69d85e733..c23b7ee2837c 100644 --- a/drivers/gpu/drm/i915/display/intel_cdclk.c +++ b/drivers/gpu/drm/i915/display/intel_cdclk.c @@ -2576,6 +2576,17 @@ static void intel_cdclk_pcode_post_notify(struct intel_atomic_state *state) update_cdclk, update_pipe_count); } +bool intel_cdclk_is_decreasing_later(struct intel_atomic_state *state) +{ + const struct intel_cdclk_state *old_cdclk_state = + intel_atomic_get_old_cdclk_state(state); + const struct intel_cdclk_state *new_cdclk_state = + intel_atomic_get_new_cdclk_state(state); + + return new_cdclk_state && !new_cdclk_state->disable_pipes && + new_cdclk_state->actual.cdclk < old_cdclk_state->actual.cdclk; +} + /** * intel_set_cdclk_pre_plane_update - Push the CDCLK state to the hardware * @state: intel atomic state diff --git a/drivers/gpu/drm/i915/display/intel_cdclk.h b/drivers/gpu/drm/i915/display/intel_cdclk.h index 2843fc091086..5d4faf401774 100644 --- a/drivers/gpu/drm/i915/display/intel_cdclk.h +++ b/drivers/gpu/drm/i915/display/intel_cdclk.h @@ -69,6 +69,7 @@ bool intel_cdclk_clock_changed(const struct intel_cdclk_config *a, const struct intel_cdclk_config *b); u8 intel_mdclk_cdclk_ratio(struct drm_i915_private *i915, const struct intel_cdclk_config *cdclk_config); +bool intel_cdclk_is_decreasing_later(struct intel_atomic_state *state); void intel_set_cdclk_pre_plane_update(struct intel_atomic_state *state); void intel_set_cdclk_post_plane_update(struct intel_atomic_state *state); void intel_cdclk_dump_config(struct drm_i915_private *i915, diff --git a/drivers/gpu/drm/i915/display/skl_watermark.c b/drivers/gpu/drm/i915/display/skl_watermark.c index a118ecf9e532..028c3e6d6b1d 100644 --- a/drivers/gpu/drm/i915/display/skl_watermark.c +++ b/drivers/gpu/drm/i915/display/skl_watermark.c @@ -3663,20 +3663,17 @@ static void intel_dbuf_mdclk_min_tracker_update(struct intel_atomic_state *state intel_atomic_get_old_dbuf_state(state); const struct intel_dbuf_state *new_dbuf_state = intel_atomic_get_new_dbuf_state(state); + int mdclk_cdclk_ratio; - if (DISPLAY_VER(i915) >= 20 && - old_dbuf_state->mdclk_cdclk_ratio != new_dbuf_state->mdclk_cdclk_ratio) { - /* - * For Xe2LPD and beyond, when there is a change in the ratio - * between MDCLK and CDCLK, updates to related registers need to - * happen at a specific point in the CDCLK change sequence. In - * that case, we defer to the call to - * intel_dbuf_mdclk_cdclk_ratio_update() to the CDCLK logic. - */ - return; + if (intel_cdclk_is_decreasing_later(state)) { + /* cdclk/mdclk will be changed later by intel_set_cdclk_post_plane_update() */ + mdclk_cdclk_ratio = old_dbuf_state->mdclk_cdclk_ratio; + } else { + /* cdclk/mdclk already changed by intel_set_cdclk_pre_plane_update() */ + mdclk_cdclk_ratio = new_dbuf_state->mdclk_cdclk_ratio; } - intel_dbuf_mdclk_cdclk_ratio_update(i915, new_dbuf_state->mdclk_cdclk_ratio, + intel_dbuf_mdclk_cdclk_ratio_update(i915, mdclk_cdclk_ratio, new_dbuf_state->joined_mbus); } -- cgit From 8c5dbb5039fd7ed4eb0062eaed793f86ee536dd7 Mon Sep 17 00:00:00 2001 From: Stanislav Lisovskiy Date: Tue, 2 Apr 2024 18:50:14 +0300 Subject: drm/i915: Implement vblank synchronized MBUS join changes MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Currently we can't change MBUS join status without doing a modeset, because we are lacking mechanism to synchronize those with vblank. However then this means that we can't do a fastset, if there is a need to change MBUS join state. Fix that by implementing such change. We already call correspondent check and update at pre_plane dbuf update, so the only thing left is to have a non-modeset version of that. If active pipes stay the same then fastset is possible and only MBUS join state/ddb allocation updates would be committed. The full mbus/cdclk sequence will look as follows: 1. disable pipes 2. increase cdclk if necessary 2.1 reprogram cdclk 2.2 update dbuf tracker value 3. enable mbus joining if necessary 3.1 update mbus_ctl 3.2 update dbuf tracker value 4. reallocate dbuf for planes on active pipes 5. disable mbus joining if necessary 5.1 update dbuf tracker value 5.2 update mbus_ctl 6. enable pipes 7. decrease cdclk if necessary 7.1 update dbuf tracker value 7.2 reprogram cdclk And in order to keep things in sync we need: Step 2: - mbus_join == old - mdclk/cdclk ratio == new Step 3: - mbus_join == new - mdclk/cdclk ratio == old when cdclk is changing in step 7 - mdclk/cdclk ratio == new when cdclk is changing in step 2 Step 5: - mbus_join == new - mdclk/cdclk ratio == old when cdclk is changing in step 7 - mdclk/cdclk ratio == new when cdclk is changing in step 2 Step 7: - mbus_join == new - mdclk/cdclk ratio == new v2: - Removed redundant parentheses(Ville Syrjälä) - Constified new_crtc_state in intel_mbus_joined_pipe(Ville Syrjälä) - Removed pipe_select variable(Ville Syrjälä) [v3: vsyrjala: Correctly sequence vs. cdclk updates, properly describe the full sequence, shuffle code around to make the diff more legible, streamline a few things] [v4: vsyrjala: Move the intel_cdclk_is_decreasing_later() stuff to a separate patch] Cc: Gustavo Sousa Reviewed-by: Uma Shankar #v3 Signed-off-by: Stanislav Lisovskiy Co-developed-by: Ville Syrjälä Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240402155016.13733-13-ville.syrjala@linux.intel.com --- drivers/gpu/drm/i915/display/intel_display.c | 5 +- drivers/gpu/drm/i915/display/skl_watermark.c | 122 +++++++++++++++++++-------- drivers/gpu/drm/i915/display/skl_watermark.h | 3 +- 3 files changed, 92 insertions(+), 38 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index ad04b94c52ee..a481c9218138 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -6953,6 +6953,8 @@ static void skl_commit_modeset_enables(struct intel_atomic_state *state) intel_pre_update_crtc(state, crtc); } + intel_dbuf_mbus_pre_ddb_update(state); + while (update_pipes) { for_each_oldnew_intel_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) { @@ -6983,6 +6985,8 @@ static void skl_commit_modeset_enables(struct intel_atomic_state *state) } } + intel_dbuf_mbus_post_ddb_update(state); + update_pipes = modeset_pipes; /* @@ -7229,7 +7233,6 @@ static void intel_atomic_commit_tail(struct intel_atomic_state *state) intel_encoders_update_prepare(state); intel_dbuf_pre_plane_update(state); - intel_mbus_dbox_update(state); for_each_new_intel_crtc_in_state(state, crtc, new_crtc_state, i) { if (new_crtc_state->do_async_flip) diff --git a/drivers/gpu/drm/i915/display/skl_watermark.c b/drivers/gpu/drm/i915/display/skl_watermark.c index 028c3e6d6b1d..ca0f1f89e6d9 100644 --- a/drivers/gpu/drm/i915/display/skl_watermark.c +++ b/drivers/gpu/drm/i915/display/skl_watermark.c @@ -2636,13 +2636,6 @@ skl_compute_ddb(struct intel_atomic_state *state) if (ret) return ret; - if (old_dbuf_state->joined_mbus != new_dbuf_state->joined_mbus) { - /* TODO: Implement vblank synchronized MBUS joining changes */ - ret = intel_modeset_all_pipes_late(state, "MBUS joining change"); - if (ret) - return ret; - } - drm_dbg_kms(&i915->drm, "Enabled dbuf slices 0x%x -> 0x%x (total dbuf slices 0x%x), mbus joined? %s->%s\n", old_dbuf_state->enabled_slices, @@ -3559,7 +3552,7 @@ static bool xelpdp_is_only_pipe_per_dbuf_bank(enum pipe pipe, u8 active_pipes) return false; } -void intel_mbus_dbox_update(struct intel_atomic_state *state) +static void intel_mbus_dbox_update(struct intel_atomic_state *state) { struct drm_i915_private *i915 = to_i915(state->base.dev); const struct intel_dbuf_state *new_dbuf_state, *old_dbuf_state; @@ -3640,6 +3633,9 @@ void intel_dbuf_mdclk_cdclk_ratio_update(struct drm_i915_private *i915, u8 ratio { enum dbuf_slice slice; + if (!HAS_MBUS_JOINING(i915)) + return; + if (DISPLAY_VER(i915) >= 20) intel_de_rmw(i915, MBUS_CTL, MBUS_TRANSLATION_THROTTLE_MIN_MASK, MBUS_TRANSLATION_THROTTLE_MIN(ratio - 1)); @@ -3677,7 +3673,28 @@ static void intel_dbuf_mdclk_min_tracker_update(struct intel_atomic_state *state new_dbuf_state->joined_mbus); } -static void intel_dbuf_mbus_join_update(struct intel_atomic_state *state) +static enum pipe intel_mbus_joined_pipe(struct intel_atomic_state *state, + const struct intel_dbuf_state *dbuf_state) +{ + struct drm_i915_private *i915 = to_i915(state->base.dev); + enum pipe pipe = ffs(dbuf_state->active_pipes) - 1; + const struct intel_crtc_state *new_crtc_state; + struct intel_crtc *crtc; + + drm_WARN_ON(&i915->drm, !dbuf_state->joined_mbus); + drm_WARN_ON(&i915->drm, !is_power_of_2(dbuf_state->active_pipes)); + + crtc = intel_crtc_for_pipe(i915, pipe); + new_crtc_state = intel_atomic_get_new_crtc_state(state, crtc); + + if (new_crtc_state && !intel_crtc_needs_modeset(new_crtc_state)) + return pipe; + else + return INVALID_PIPE; +} + +static void intel_dbuf_mbus_join_update(struct intel_atomic_state *state, + enum pipe pipe) { struct drm_i915_private *i915 = to_i915(state->base.dev); const struct intel_dbuf_state *old_dbuf_state = @@ -3686,44 +3703,80 @@ static void intel_dbuf_mbus_join_update(struct intel_atomic_state *state) intel_atomic_get_new_dbuf_state(state); u32 mbus_ctl; - drm_dbg_kms(&i915->drm, "Changing mbus joined: %s -> %s\n", + drm_dbg_kms(&i915->drm, "Changing mbus joined: %s -> %s (pipe: %c)\n", str_yes_no(old_dbuf_state->joined_mbus), - str_yes_no(new_dbuf_state->joined_mbus)); + str_yes_no(new_dbuf_state->joined_mbus), + pipe != INVALID_PIPE ? pipe_name(pipe) : '*'); - /* - * TODO: Implement vblank synchronized MBUS joining changes. - * Must be properly coordinated with dbuf reprogramming. - */ if (new_dbuf_state->joined_mbus) - mbus_ctl = MBUS_HASHING_MODE_1x4 | MBUS_JOIN | - MBUS_JOIN_PIPE_SELECT_NONE; + mbus_ctl = MBUS_HASHING_MODE_1x4 | MBUS_JOIN; else - mbus_ctl = MBUS_HASHING_MODE_2x2 | - MBUS_JOIN_PIPE_SELECT_NONE; + mbus_ctl = MBUS_HASHING_MODE_2x2; + + if (pipe != INVALID_PIPE) + mbus_ctl |= MBUS_JOIN_PIPE_SELECT(pipe); + else + mbus_ctl |= MBUS_JOIN_PIPE_SELECT_NONE; intel_de_rmw(i915, MBUS_CTL, MBUS_HASHING_MODE_MASK | MBUS_JOIN | MBUS_JOIN_PIPE_SELECT_MASK, mbus_ctl); } -/* - * Configure MBUS_CTL and all DBUF_CTL_S of each slice to join_mbus state before - * update the request state of all DBUS slices. - */ -static void update_mbus_pre_enable(struct intel_atomic_state *state) +void intel_dbuf_mbus_pre_ddb_update(struct intel_atomic_state *state) +{ + const struct intel_dbuf_state *new_dbuf_state = + intel_atomic_get_new_dbuf_state(state); + const struct intel_dbuf_state *old_dbuf_state = + intel_atomic_get_old_dbuf_state(state); + + if (!new_dbuf_state) + return; + + if (!old_dbuf_state->joined_mbus && new_dbuf_state->joined_mbus) { + enum pipe pipe = intel_mbus_joined_pipe(state, new_dbuf_state); + + WARN_ON(!new_dbuf_state->base.changed); + + intel_dbuf_mbus_join_update(state, pipe); + intel_mbus_dbox_update(state); + intel_dbuf_mdclk_min_tracker_update(state); + } +} + +void intel_dbuf_mbus_post_ddb_update(struct intel_atomic_state *state) { struct drm_i915_private *i915 = to_i915(state->base.dev); + const struct intel_dbuf_state *new_dbuf_state = + intel_atomic_get_new_dbuf_state(state); + const struct intel_dbuf_state *old_dbuf_state = + intel_atomic_get_old_dbuf_state(state); - if (!HAS_MBUS_JOINING(i915)) + if (!new_dbuf_state) return; - /* - * TODO: Implement vblank synchronized MBUS joining changes. - * Must be properly coordinated with dbuf reprogramming. - */ - intel_dbuf_mbus_join_update(state); + if (old_dbuf_state->joined_mbus && !new_dbuf_state->joined_mbus) { + enum pipe pipe = intel_mbus_joined_pipe(state, old_dbuf_state); + + WARN_ON(!new_dbuf_state->base.changed); + + intel_dbuf_mdclk_min_tracker_update(state); + intel_mbus_dbox_update(state); + intel_dbuf_mbus_join_update(state, pipe); + + if (pipe != INVALID_PIPE) { + struct intel_crtc *crtc = intel_crtc_for_pipe(i915, pipe); + + intel_crtc_wait_for_next_vblank(crtc); + } + } else if (old_dbuf_state->joined_mbus == new_dbuf_state->joined_mbus && + old_dbuf_state->active_pipes != new_dbuf_state->active_pipes) { + WARN_ON(!new_dbuf_state->base.changed); + + intel_dbuf_mdclk_min_tracker_update(state); + intel_mbus_dbox_update(state); + } - intel_dbuf_mdclk_min_tracker_update(state); } void intel_dbuf_pre_plane_update(struct intel_atomic_state *state) @@ -3735,13 +3788,11 @@ void intel_dbuf_pre_plane_update(struct intel_atomic_state *state) intel_atomic_get_old_dbuf_state(state); if (!new_dbuf_state || - (new_dbuf_state->enabled_slices == old_dbuf_state->enabled_slices && - new_dbuf_state->joined_mbus == old_dbuf_state->joined_mbus)) + new_dbuf_state->enabled_slices == old_dbuf_state->enabled_slices) return; WARN_ON(!new_dbuf_state->base.changed); - update_mbus_pre_enable(state); gen9_dbuf_slices_update(i915, old_dbuf_state->enabled_slices | new_dbuf_state->enabled_slices); @@ -3756,8 +3807,7 @@ void intel_dbuf_post_plane_update(struct intel_atomic_state *state) intel_atomic_get_old_dbuf_state(state); if (!new_dbuf_state || - (new_dbuf_state->enabled_slices == old_dbuf_state->enabled_slices && - new_dbuf_state->joined_mbus == old_dbuf_state->joined_mbus)) + new_dbuf_state->enabled_slices == old_dbuf_state->enabled_slices) return; WARN_ON(!new_dbuf_state->base.changed); diff --git a/drivers/gpu/drm/i915/display/skl_watermark.h b/drivers/gpu/drm/i915/display/skl_watermark.h index bf7516620ab6..3323a1d973f9 100644 --- a/drivers/gpu/drm/i915/display/skl_watermark.h +++ b/drivers/gpu/drm/i915/display/skl_watermark.h @@ -79,7 +79,8 @@ int intel_dbuf_state_set_mdclk_cdclk_ratio(struct intel_atomic_state *state, u8 void intel_dbuf_pre_plane_update(struct intel_atomic_state *state); void intel_dbuf_post_plane_update(struct intel_atomic_state *state); void intel_dbuf_mdclk_cdclk_ratio_update(struct drm_i915_private *i915, u8 ratio, bool joined_mbus); -void intel_mbus_dbox_update(struct intel_atomic_state *state); +void intel_dbuf_mbus_pre_ddb_update(struct intel_atomic_state *state); +void intel_dbuf_mbus_post_ddb_update(struct intel_atomic_state *state); #endif /* __SKL_WATERMARK_H__ */ -- cgit From 96c420d5016e5bec57dccb161744c43366b72eca Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Tue, 2 Apr 2024 18:50:15 +0300 Subject: drm/i915: Use a plain old int for the cdclk/mdclk ratio MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit No point in throwing around u8 when we're dealing with just an integer. Use a plain old boring 'int'. Reviewed-by: Uma Shankar Reviewed-by: Gustavo Sousa Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240402155016.13733-14-ville.syrjala@linux.intel.com --- drivers/gpu/drm/i915/display/intel_cdclk.c | 6 +++--- drivers/gpu/drm/i915/display/intel_cdclk.h | 4 ++-- drivers/gpu/drm/i915/display/skl_watermark.c | 6 ++++-- drivers/gpu/drm/i915/display/skl_watermark.h | 6 ++++-- 4 files changed, 13 insertions(+), 9 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_cdclk.c b/drivers/gpu/drm/i915/display/intel_cdclk.c index c23b7ee2837c..d61aa5b7cbdb 100644 --- a/drivers/gpu/drm/i915/display/intel_cdclk.c +++ b/drivers/gpu/drm/i915/display/intel_cdclk.c @@ -1893,8 +1893,8 @@ static u32 xe2lpd_mdclk_source_sel(struct drm_i915_private *i915) return MDCLK_SOURCE_SEL_CD2XCLK; } -u8 intel_mdclk_cdclk_ratio(struct drm_i915_private *i915, - const struct intel_cdclk_config *cdclk_config) +int intel_mdclk_cdclk_ratio(struct drm_i915_private *i915, + const struct intel_cdclk_config *cdclk_config) { if (mdclk_source_is_cdclk_pll(i915)) return DIV_ROUND_UP(cdclk_config->vco, cdclk_config->cdclk); @@ -3333,7 +3333,7 @@ int intel_modeset_calc_cdclk(struct intel_atomic_state *state) if (intel_mdclk_cdclk_ratio(dev_priv, &old_cdclk_state->actual) != intel_mdclk_cdclk_ratio(dev_priv, &new_cdclk_state->actual)) { - u8 ratio = intel_mdclk_cdclk_ratio(dev_priv, &new_cdclk_state->actual); + int ratio = intel_mdclk_cdclk_ratio(dev_priv, &new_cdclk_state->actual); ret = intel_dbuf_state_set_mdclk_cdclk_ratio(state, ratio); if (ret) diff --git a/drivers/gpu/drm/i915/display/intel_cdclk.h b/drivers/gpu/drm/i915/display/intel_cdclk.h index 5d4faf401774..cfdcdec07a4d 100644 --- a/drivers/gpu/drm/i915/display/intel_cdclk.h +++ b/drivers/gpu/drm/i915/display/intel_cdclk.h @@ -67,8 +67,8 @@ void intel_update_cdclk(struct drm_i915_private *dev_priv); u32 intel_read_rawclk(struct drm_i915_private *dev_priv); bool intel_cdclk_clock_changed(const struct intel_cdclk_config *a, const struct intel_cdclk_config *b); -u8 intel_mdclk_cdclk_ratio(struct drm_i915_private *i915, - const struct intel_cdclk_config *cdclk_config); +int intel_mdclk_cdclk_ratio(struct drm_i915_private *i915, + const struct intel_cdclk_config *cdclk_config); bool intel_cdclk_is_decreasing_later(struct intel_atomic_state *state); void intel_set_cdclk_pre_plane_update(struct intel_atomic_state *state); void intel_set_cdclk_post_plane_update(struct intel_atomic_state *state); diff --git a/drivers/gpu/drm/i915/display/skl_watermark.c b/drivers/gpu/drm/i915/display/skl_watermark.c index ca0f1f89e6d9..1b48009efe2b 100644 --- a/drivers/gpu/drm/i915/display/skl_watermark.c +++ b/drivers/gpu/drm/i915/display/skl_watermark.c @@ -3616,7 +3616,8 @@ static void intel_mbus_dbox_update(struct intel_atomic_state *state) } } -int intel_dbuf_state_set_mdclk_cdclk_ratio(struct intel_atomic_state *state, u8 ratio) +int intel_dbuf_state_set_mdclk_cdclk_ratio(struct intel_atomic_state *state, + int ratio) { struct intel_dbuf_state *dbuf_state; @@ -3629,7 +3630,8 @@ int intel_dbuf_state_set_mdclk_cdclk_ratio(struct intel_atomic_state *state, u8 return intel_atomic_lock_global_state(&dbuf_state->base); } -void intel_dbuf_mdclk_cdclk_ratio_update(struct drm_i915_private *i915, u8 ratio, bool joined_mbus) +void intel_dbuf_mdclk_cdclk_ratio_update(struct drm_i915_private *i915, + int ratio, bool joined_mbus) { enum dbuf_slice slice; diff --git a/drivers/gpu/drm/i915/display/skl_watermark.h b/drivers/gpu/drm/i915/display/skl_watermark.h index 3323a1d973f9..ef1a008466be 100644 --- a/drivers/gpu/drm/i915/display/skl_watermark.h +++ b/drivers/gpu/drm/i915/display/skl_watermark.h @@ -74,11 +74,13 @@ intel_atomic_get_dbuf_state(struct intel_atomic_state *state); to_intel_dbuf_state(intel_atomic_get_new_global_obj_state(state, &to_i915(state->base.dev)->display.dbuf.obj)) int intel_dbuf_init(struct drm_i915_private *i915); -int intel_dbuf_state_set_mdclk_cdclk_ratio(struct intel_atomic_state *state, u8 ratio); +int intel_dbuf_state_set_mdclk_cdclk_ratio(struct intel_atomic_state *state, + int ratio); void intel_dbuf_pre_plane_update(struct intel_atomic_state *state); void intel_dbuf_post_plane_update(struct intel_atomic_state *state); -void intel_dbuf_mdclk_cdclk_ratio_update(struct drm_i915_private *i915, u8 ratio, bool joined_mbus); +void intel_dbuf_mdclk_cdclk_ratio_update(struct drm_i915_private *i915, + int ratio, bool joined_mbus); void intel_dbuf_mbus_pre_ddb_update(struct intel_atomic_state *state); void intel_dbuf_mbus_post_ddb_update(struct intel_atomic_state *state); -- cgit From c8361cd3c449055683f4c3f40b129a14fa564918 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Tue, 2 Apr 2024 18:50:16 +0300 Subject: drm/i915: Optimize out redundant dbuf slice updates MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit if the new dbuf slices are a superset of the old dbuf slices then we don't have to do anything in intel_dbuf_post_plane_update(). Restructure the code to skip such redundant dbuf slice updates. The main benefit is slightly less confusing logs. Reviewed-by: Uma Shankar Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240402155016.13733-15-ville.syrjala@linux.intel.com --- drivers/gpu/drm/i915/display/skl_watermark.c | 27 ++++++++++++++++++--------- 1 file changed, 18 insertions(+), 9 deletions(-) diff --git a/drivers/gpu/drm/i915/display/skl_watermark.c b/drivers/gpu/drm/i915/display/skl_watermark.c index 1b48009efe2b..50ec51065118 100644 --- a/drivers/gpu/drm/i915/display/skl_watermark.c +++ b/drivers/gpu/drm/i915/display/skl_watermark.c @@ -3788,16 +3788,20 @@ void intel_dbuf_pre_plane_update(struct intel_atomic_state *state) intel_atomic_get_new_dbuf_state(state); const struct intel_dbuf_state *old_dbuf_state = intel_atomic_get_old_dbuf_state(state); + u8 old_slices, new_slices; - if (!new_dbuf_state || - new_dbuf_state->enabled_slices == old_dbuf_state->enabled_slices) + if (!new_dbuf_state) + return; + + old_slices = old_dbuf_state->enabled_slices; + new_slices = old_dbuf_state->enabled_slices | new_dbuf_state->enabled_slices; + + if (old_slices == new_slices) return; WARN_ON(!new_dbuf_state->base.changed); - gen9_dbuf_slices_update(i915, - old_dbuf_state->enabled_slices | - new_dbuf_state->enabled_slices); + gen9_dbuf_slices_update(i915, new_slices); } void intel_dbuf_post_plane_update(struct intel_atomic_state *state) @@ -3807,15 +3811,20 @@ void intel_dbuf_post_plane_update(struct intel_atomic_state *state) intel_atomic_get_new_dbuf_state(state); const struct intel_dbuf_state *old_dbuf_state = intel_atomic_get_old_dbuf_state(state); + u8 old_slices, new_slices; - if (!new_dbuf_state || - new_dbuf_state->enabled_slices == old_dbuf_state->enabled_slices) + if (!new_dbuf_state) + return; + + old_slices = old_dbuf_state->enabled_slices | new_dbuf_state->enabled_slices; + new_slices = new_dbuf_state->enabled_slices; + + if (old_slices == new_slices) return; WARN_ON(!new_dbuf_state->base.changed); - gen9_dbuf_slices_update(i915, - new_dbuf_state->enabled_slices); + gen9_dbuf_slices_update(i915, new_slices); } static int skl_watermark_ipc_status_show(struct seq_file *m, void *data) -- cgit From c2285a933c524ad3455ce93d84ddc06ce999faa2 Mon Sep 17 00:00:00 2001 From: Suraj Kandpal Date: Mon, 1 Apr 2024 08:31:05 +0530 Subject: drm/i915/display: Initialize capability variables Initialize HDCP capability variables to false to avoid UBSAN warning in boolean value as some functions invoking this could return without filling the two capability values. --v2 -Fix Typo [Chaitanya] Signed-off-by: Suraj Kandpal Reviewed-by: Chaitanya Kumar Borah Signed-off-by: Animesh Manna Link: https://patchwork.freedesktop.org/patch/msgid/20240401030106.274787-2-suraj.kandpal@intel.com --- drivers/gpu/drm/i915/display/intel_display_debugfs.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/display/intel_display_debugfs.c b/drivers/gpu/drm/i915/display/intel_display_debugfs.c index 3e364891dcd0..d6d6d00b36a3 100644 --- a/drivers/gpu/drm/i915/display/intel_display_debugfs.c +++ b/drivers/gpu/drm/i915/display/intel_display_debugfs.c @@ -191,7 +191,7 @@ static void intel_hdcp_info(struct seq_file *m, struct intel_connector *intel_connector, bool remote_req) { - bool hdcp_cap, hdcp2_cap; + bool hdcp_cap = false, hdcp2_cap = false; if (!intel_connector->hdcp.shim) { seq_puts(m, "No Connector Support"); -- cgit From 6809f9246d43f7cb07310ca6a3deb7aa1c0ea938 Mon Sep 17 00:00:00 2001 From: Suraj Kandpal Date: Mon, 1 Apr 2024 11:26:53 +0530 Subject: drm/i915/hdcp: Fix get remote hdcp capability function HDCP 1.x capability needs to be checked even if setup is not HDCP 2.x capable. --v2 -Assign hdcp_capable and hdcp2_capable to false [Chaitanya] --v3 -Fix variable assignment [Chaitanya] Fixes: 813cca96e4ac ("drm/i915/hdcp: Add new remote capability check shim function") Signed-off-by: Suraj Kandpal Reviewed-by: Chaitanya Kumar Borah Signed-off-by: Animesh Manna Link: https://patchwork.freedesktop.org/patch/msgid/20240401055652.276785-2-suraj.kandpal@intel.com --- drivers/gpu/drm/i915/display/intel_dp_hdcp.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp_hdcp.c b/drivers/gpu/drm/i915/display/intel_dp_hdcp.c index 179e754e5c30..92b03073acdd 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_hdcp.c +++ b/drivers/gpu/drm/i915/display/intel_dp_hdcp.c @@ -691,12 +691,15 @@ int intel_dp_hdcp_get_remote_capability(struct intel_connector *connector, u8 bcaps; int ret; + *hdcp_capable = false; + *hdcp2_capable = false; if (!intel_encoder_is_mst(connector->encoder)) return -EINVAL; ret = _intel_dp_hdcp2_get_capability(aux, hdcp2_capable); if (ret) - return ret; + drm_dbg_kms(&i915->drm, + "HDCP2 DPCD capability read failed err: %d\n", ret); ret = intel_dp_hdcp_read_bcaps(aux, i915, &bcaps); if (ret) -- cgit From af72a61ddb4923aa1b5a3b49a0fcc3098ff3781d Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Fri, 29 Mar 2024 03:23:31 +0200 Subject: drm/i915: Fix i915_display_info output when connectors are not active MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Currently intel_connector_info(), which prints the per-connector output for i915_display_info, just bails out early if the connector doesn't have a current encoder. That leads to very confusing output where some of your connected (and properly detected) outputs appear to have no enumerated modes. Get rid of the encoder stuff and just rely on the connector itself so that the output is always consistent. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240329012331.29281-1-ville.syrjala@linux.intel.com Reviewed-by: Suraj Kandpal --- drivers/gpu/drm/i915/display/intel_display_debugfs.c | 14 +++----------- 1 file changed, 3 insertions(+), 11 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display_debugfs.c b/drivers/gpu/drm/i915/display/intel_display_debugfs.c index d6d6d00b36a3..5235f8758ef1 100644 --- a/drivers/gpu/drm/i915/display/intel_display_debugfs.c +++ b/drivers/gpu/drm/i915/display/intel_display_debugfs.c @@ -252,9 +252,6 @@ static void intel_connector_info(struct seq_file *m, struct drm_connector *connector) { struct intel_connector *intel_connector = to_intel_connector(connector); - const struct drm_connector_state *conn_state = connector->state; - struct intel_encoder *encoder = - to_intel_encoder(conn_state->best_encoder); const struct drm_display_mode *mode; seq_printf(m, "[CONNECTOR:%d:%s]: status: %s\n", @@ -271,28 +268,23 @@ static void intel_connector_info(struct seq_file *m, drm_get_subpixel_order_name(connector->display_info.subpixel_order)); seq_printf(m, "\tCEA rev: %d\n", connector->display_info.cea_rev); - if (!encoder) - return; - switch (connector->connector_type) { case DRM_MODE_CONNECTOR_DisplayPort: case DRM_MODE_CONNECTOR_eDP: - if (encoder->type == INTEL_OUTPUT_DP_MST) + if (intel_connector->mst_port) intel_dp_mst_info(m, intel_connector); else intel_dp_info(m, intel_connector); break; case DRM_MODE_CONNECTOR_HDMIA: - if (encoder->type == INTEL_OUTPUT_HDMI || - encoder->type == INTEL_OUTPUT_DDI) - intel_hdmi_info(m, intel_connector); + intel_hdmi_info(m, intel_connector); break; default: break; } seq_puts(m, "\tHDCP version: "); - if (intel_encoder_is_mst(encoder)) { + if (intel_connector->mst_port) { intel_hdcp_info(m, intel_connector, true); seq_puts(m, "\tMST Hub HDCP version: "); } -- cgit From 7de3363e6059f92a7e5c4dba3492011b4daf9485 Mon Sep 17 00:00:00 2001 From: Jouni Högander Date: Fri, 5 Apr 2024 14:35:55 +0300 Subject: drm/i915/psr: Add some documentation of variables used in psr code MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit We are adding more boolean variable into intel_psr and intel_crtc_state structs. Add some documentation about these for sake of clarity. v2: Modify has_psr + has_panel_replay to mean panel replay Signed-off-by: Jouni Högander Reviewed-by: Animesh Manna Link: https://patchwork.freedesktop.org/patch/msgid/20240405113602.992714-2-jouni.hogander@intel.com --- drivers/gpu/drm/i915/display/intel_psr.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c index eef62983e9db..45d13e042ade 100644 --- a/drivers/gpu/drm/i915/display/intel_psr.c +++ b/drivers/gpu/drm/i915/display/intel_psr.c @@ -171,6 +171,22 @@ * * The rest of the bits are more self-explanatory and/or * irrelevant for normal operation. + * + * Description of intel_crtc_state variables. has_psr, has_panel_replay and + * has_sel_update: + * + * has_psr (alone): PSR1 + * has_psr + has_sel_update: PSR2 + * has_psr + has_panel_replay: Panel Replay + * has_psr + has_panel_replay + has_sel_update: Panel Replay Selective Update + * + * Description of some intel_psr varibles. enabled, panel_replay_enabled, + * sel_update_enabled + * + * enabled (alone): PSR1 + * enabled + sel_update_enabled: PSR2 + * enabled + panel_replay_enabled: Panel Replay + * enabled + panel_replay_enabled + sel_update_enabled: Panel Replay SU */ #define CAN_PSR(intel_dp) ((intel_dp)->psr.sink_support && \ -- cgit From 5afa6e496098eb3ca0005c916d484293206e2cf1 Mon Sep 17 00:00:00 2001 From: Jouni Högander Date: Fri, 5 Apr 2024 14:35:56 +0300 Subject: drm/i915/psr: Set intel_crtc_state->has_psr on panel replay as well MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Current code is setting only intel_crtc_state->has_panel_replay in panel replay case. There are lots of stuff behind intel_crtc_state->has_psr that is needed for panel replay as well. Instead of converting each check to has_psr || has_panel_replay set has_psr in case of panel replay as well. Code can then differentiate between psr and panel replay by using intel_crtc_state->has_panel_replay. Signed-off-by: Jouni Högander Reviewed-by: Animesh Manna Link: https://patchwork.freedesktop.org/patch/msgid/20240405113602.992714-3-jouni.hogander@intel.com --- drivers/gpu/drm/i915/display/intel_psr.c | 11 ++++++----- 1 file changed, 6 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c index 45d13e042ade..10a7795cdb6f 100644 --- a/drivers/gpu/drm/i915/display/intel_psr.c +++ b/drivers/gpu/drm/i915/display/intel_psr.c @@ -1602,10 +1602,11 @@ void intel_psr_compute_config(struct intel_dp *intel_dp, if (CAN_PANEL_REPLAY(intel_dp)) crtc_state->has_panel_replay = true; - else - crtc_state->has_psr = _psr_compute_config(intel_dp, crtc_state); - if (!(crtc_state->has_panel_replay || crtc_state->has_psr)) + crtc_state->has_psr = crtc_state->has_panel_replay ? true : + _psr_compute_config(intel_dp, crtc_state); + + if (!crtc_state->has_psr) return; crtc_state->has_psr2 = intel_psr2_config_valid(intel_dp, crtc_state); @@ -1632,7 +1633,7 @@ void intel_psr_get_config(struct intel_encoder *encoder, goto unlock; if (intel_dp->psr.panel_replay_enabled) { - pipe_config->has_panel_replay = true; + pipe_config->has_psr = pipe_config->has_panel_replay = true; } else { /* * Not possible to read EDP_PSR/PSR2_CTL registers as it is @@ -2651,7 +2652,7 @@ void intel_psr_post_plane_update(struct intel_atomic_state *state, intel_atomic_get_new_crtc_state(state, crtc); struct intel_encoder *encoder; - if (!(crtc_state->has_psr || crtc_state->has_panel_replay)) + if (!crtc_state->has_psr) return; for_each_intel_encoder_mask_with_psr(state->base.dev, encoder, -- cgit From 72c222838dca514f577c66c6f3ffe0aafc19cf85 Mon Sep 17 00:00:00 2001 From: Jouni Högander Date: Fri, 5 Apr 2024 14:35:57 +0300 Subject: drm/i915/psr: Intel_psr_pause/resume needs to support panel replay MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Currently intel_psr_pause and intel_psr_resume do nothing in case of panel replay. Change them to perform pause and return also in case of panel replay. Signed-off-by: Jouni Högander Reviewed-by: Animesh Manna Link: https://patchwork.freedesktop.org/patch/msgid/20240405113602.992714-4-jouni.hogander@intel.com --- drivers/gpu/drm/i915/display/intel_psr.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c index 10a7795cdb6f..bd99b9953274 100644 --- a/drivers/gpu/drm/i915/display/intel_psr.c +++ b/drivers/gpu/drm/i915/display/intel_psr.c @@ -2104,7 +2104,7 @@ void intel_psr_pause(struct intel_dp *intel_dp) struct drm_i915_private *dev_priv = dp_to_i915(intel_dp); struct intel_psr *psr = &intel_dp->psr; - if (!CAN_PSR(intel_dp)) + if (!CAN_PSR(intel_dp) && !CAN_PANEL_REPLAY(intel_dp)) return; mutex_lock(&psr->lock); @@ -2137,7 +2137,7 @@ void intel_psr_resume(struct intel_dp *intel_dp) { struct intel_psr *psr = &intel_dp->psr; - if (!CAN_PSR(intel_dp)) + if (!CAN_PSR(intel_dp) && !CAN_PANEL_REPLAY(intel_dp)) return; mutex_lock(&psr->lock); -- cgit From 5d1e4cfa9cd5da534fa13e2683674071d26c0ce8 Mon Sep 17 00:00:00 2001 From: Jouni Högander Date: Fri, 5 Apr 2024 14:35:58 +0300 Subject: drm/i915/psr: Do not update phy power state in case of non-eDP panel replay MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Currently panel replay is supporting only main link on mode -> Do not update phy power state for non-eDP panel replay. Bspec: 53370 v2: use intel_dp_is_edp to differentiate Signed-off-by: Jouni Högander Reviewed-by: Animesh Manna Link: https://patchwork.freedesktop.org/patch/msgid/20240405113602.992714-5-jouni.hogander@intel.com --- drivers/gpu/drm/i915/display/intel_psr.c | 12 ++++++++---- 1 file changed, 8 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c index bd99b9953274..07c1ddec2d86 100644 --- a/drivers/gpu/drm/i915/display/intel_psr.c +++ b/drivers/gpu/drm/i915/display/intel_psr.c @@ -1930,13 +1930,16 @@ static void intel_psr_enable_locked(struct intel_dp *intel_dp, if (!psr_interrupt_error_check(intel_dp)) return; - if (intel_dp->psr.panel_replay_enabled) + if (intel_dp->psr.panel_replay_enabled) { drm_dbg_kms(&dev_priv->drm, "Enabling Panel Replay\n"); - else + } else { drm_dbg_kms(&dev_priv->drm, "Enabling PSR%s\n", intel_dp->psr.psr2_enabled ? "2" : "1"); + } + + if (intel_dp_is_edp(intel_dp)) + intel_snps_phy_update_psr_power_state(&dig_port->base, true); - intel_snps_phy_update_psr_power_state(&dig_port->base, true); intel_psr_enable_sink(intel_dp); intel_psr_enable_source(intel_dp, crtc_state); intel_dp->psr.enabled = true; @@ -2041,7 +2044,8 @@ static void intel_psr_disable_locked(struct intel_dp *intel_dp) CLKGATE_DIS_MISC_DMASC_GATING_DIS, 0); } - intel_snps_phy_update_psr_power_state(&dp_to_dig_port(intel_dp)->base, false); + if (intel_dp_is_edp(intel_dp)) + intel_snps_phy_update_psr_power_state(&dp_to_dig_port(intel_dp)->base, false); /* Panel Replay on eDP is always using ALPM aux less. */ if (intel_dp->psr.panel_replay_enabled && intel_dp_is_edp(intel_dp)) { -- cgit From b7fc3d12a1f3326fcf297f3edfad9fb1c833b754 Mon Sep 17 00:00:00 2001 From: Jouni Högander Date: Fri, 5 Apr 2024 14:35:59 +0300 Subject: drm/i915/psr: Check possible errors for panel replay as well MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit On HPD interrupt we want to check if the reason for HPD was some panel replay error detected by monitor/panel. This is already done for PSR. We want to do this for panel replay as well. Modify intel_psr_short_pulse to support panel replay as well. Signed-off-by: Jouni Högander Reviewed-by: Animesh Manna Link: https://patchwork.freedesktop.org/patch/msgid/20240405113602.992714-6-jouni.hogander@intel.com --- drivers/gpu/drm/i915/display/intel_psr.c | 21 ++++++++++++++++----- 1 file changed, 16 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c index 07c1ddec2d86..d7547eefc2fa 100644 --- a/drivers/gpu/drm/i915/display/intel_psr.c +++ b/drivers/gpu/drm/i915/display/intel_psr.c @@ -3256,6 +3256,13 @@ static void psr_capability_changed_check(struct intel_dp *intel_dp) } } +/* + * On common bits: + * DP_PSR_RFB_STORAGE_ERROR == DP_PANEL_REPLAY_RFB_STORAGE_ERROR + * DP_PSR_VSC_SDP_UNCORRECTABLE_ERROR == DP_PANEL_REPLAY_VSC_SDP_UNCORRECTABLE_ERROR + * DP_PSR_LINK_CRC_ERROR == DP_PANEL_REPLAY_LINK_CRC_ERROR + * this function is relying on PSR definitions + */ void intel_psr_short_pulse(struct intel_dp *intel_dp) { struct drm_i915_private *dev_priv = dp_to_i915(intel_dp); @@ -3265,7 +3272,7 @@ void intel_psr_short_pulse(struct intel_dp *intel_dp) DP_PSR_VSC_SDP_UNCORRECTABLE_ERROR | DP_PSR_LINK_CRC_ERROR; - if (!CAN_PSR(intel_dp)) + if (!CAN_PSR(intel_dp) && !CAN_PANEL_REPLAY(intel_dp)) return; mutex_lock(&psr->lock); @@ -3279,12 +3286,14 @@ void intel_psr_short_pulse(struct intel_dp *intel_dp) goto exit; } - if (status == DP_PSR_SINK_INTERNAL_ERROR || (error_status & errors)) { + if ((!psr->panel_replay_enabled && status == DP_PSR_SINK_INTERNAL_ERROR) || + (error_status & errors)) { intel_psr_disable_locked(intel_dp); psr->sink_not_reliable = true; } - if (status == DP_PSR_SINK_INTERNAL_ERROR && !error_status) + if (!psr->panel_replay_enabled && status == DP_PSR_SINK_INTERNAL_ERROR && + !error_status) drm_dbg_kms(&dev_priv->drm, "PSR sink internal error, disabling PSR\n"); if (error_status & DP_PSR_RFB_STORAGE_ERROR) @@ -3304,8 +3313,10 @@ void intel_psr_short_pulse(struct intel_dp *intel_dp) /* clear status register */ drm_dp_dpcd_writeb(&intel_dp->aux, DP_PSR_ERROR_STATUS, error_status); - psr_alpm_check(intel_dp); - psr_capability_changed_check(intel_dp); + if (!psr->panel_replay_enabled) { + psr_alpm_check(intel_dp); + psr_capability_changed_check(intel_dp); + } exit: mutex_unlock(&psr->lock); -- cgit From 251ff160c48282aaa7dce4d12b3829bba4d5e86b Mon Sep 17 00:00:00 2001 From: Jouni Högander Date: Fri, 5 Apr 2024 14:36:00 +0300 Subject: drm/i915/psr: Do not write registers/bits not applicable for panel replay MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Bspec is saying this mask register: Only PSR_MASK[Mask FBC modify] and PSR_MASK[Mask Hotplug] are used in panel replay mode. Status register: Only SRD_STATUS[SRD state] field is used in panel replay mode. Due to this stop writing and reading registers and bits not used by panel replay if panel replay is used. Bspec: 53370, 68920 v2: - use intel_dp_is_edp with PSR_MASK register - handle LunarLake as well - hanle ALPM configuration as well Signed-off-by: Jouni Högander Reviewed-by: Animesh Manna Link: https://patchwork.freedesktop.org/patch/msgid/20240405113602.992714-7-jouni.hogander@intel.com --- drivers/gpu/drm/i915/display/intel_psr.c | 70 ++++++++++++++++++++------------ 1 file changed, 45 insertions(+), 25 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c index d7547eefc2fa..b7538a4405b8 100644 --- a/drivers/gpu/drm/i915/display/intel_psr.c +++ b/drivers/gpu/drm/i915/display/intel_psr.c @@ -346,6 +346,9 @@ static void psr_irq_control(struct intel_dp *intel_dp) enum transcoder cpu_transcoder = intel_dp->psr.transcoder; u32 mask; + if (intel_dp->psr.panel_replay_enabled) + return; + mask = psr_irq_psr_error_bit_get(intel_dp); if (intel_dp->psr.debug & I915_PSR_DEBUG_IRQ) mask |= psr_irq_post_exit_bit_get(intel_dp) | @@ -1783,7 +1786,7 @@ static void intel_psr_enable_source(struct intel_dp *intel_dp, { struct drm_i915_private *dev_priv = dp_to_i915(intel_dp); enum transcoder cpu_transcoder = intel_dp->psr.transcoder; - u32 mask; + u32 mask = 0; /* * Only HSW and BDW have PSR AUX registers that need to be setup. @@ -1797,34 +1800,46 @@ static void intel_psr_enable_source(struct intel_dp *intel_dp, * mask LPSP to avoid dependency on other drivers that might block * runtime_pm besides preventing other hw tracking issues now we * can rely on frontbuffer tracking. + * + * From bspec prior LunarLake: + * Only PSR_MASK[Mask FBC modify] and PSR_MASK[Mask Hotplug] are used in + * panel replay mode. + * + * From bspec beyod LunarLake: + * Panel Replay on DP: No bits are applicable + * Panel Replay on eDP: All bits are applicable */ - mask = EDP_PSR_DEBUG_MASK_MEMUP | - EDP_PSR_DEBUG_MASK_HPD; + if (DISPLAY_VER(dev_priv) < 20 || intel_dp_is_edp(intel_dp)) + mask = EDP_PSR_DEBUG_MASK_HPD; - /* - * For some unknown reason on HSW non-ULT (or at least on - * Dell Latitude E6540) external displays start to flicker - * when PSR is enabled on the eDP. SR/PC6 residency is much - * higher than should be possible with an external display. - * As a workaround leave LPSP unmasked to prevent PSR entry - * when external displays are active. - */ - if (DISPLAY_VER(dev_priv) >= 8 || IS_HASWELL_ULT(dev_priv)) - mask |= EDP_PSR_DEBUG_MASK_LPSP; + if (intel_dp_is_edp(intel_dp)) { + mask |= EDP_PSR_DEBUG_MASK_MEMUP; - if (DISPLAY_VER(dev_priv) < 20) - mask |= EDP_PSR_DEBUG_MASK_MAX_SLEEP; + /* + * For some unknown reason on HSW non-ULT (or at least on + * Dell Latitude E6540) external displays start to flicker + * when PSR is enabled on the eDP. SR/PC6 residency is much + * higher than should be possible with an external display. + * As a workaround leave LPSP unmasked to prevent PSR entry + * when external displays are active. + */ + if (DISPLAY_VER(dev_priv) >= 8 || IS_HASWELL_ULT(dev_priv)) + mask |= EDP_PSR_DEBUG_MASK_LPSP; - /* - * No separate pipe reg write mask on hsw/bdw, so have to unmask all - * registers in order to keep the CURSURFLIVE tricks working :( - */ - if (IS_DISPLAY_VER(dev_priv, 9, 10)) - mask |= EDP_PSR_DEBUG_MASK_DISP_REG_WRITE; + if (DISPLAY_VER(dev_priv) < 20) + mask |= EDP_PSR_DEBUG_MASK_MAX_SLEEP; - /* allow PSR with sprite enabled */ - if (IS_HASWELL(dev_priv)) - mask |= EDP_PSR_DEBUG_MASK_SPRITE_ENABLE; + /* + * No separate pipe reg write mask on hsw/bdw, so have to unmask all + * registers in order to keep the CURSURFLIVE tricks working :( + */ + if (IS_DISPLAY_VER(dev_priv, 9, 10)) + mask |= EDP_PSR_DEBUG_MASK_DISP_REG_WRITE; + + /* allow PSR with sprite enabled */ + if (IS_HASWELL(dev_priv)) + mask |= EDP_PSR_DEBUG_MASK_SPRITE_ENABLE; + } intel_de_write(dev_priv, psr_debug_reg(dev_priv, cpu_transcoder), mask); @@ -1843,7 +1858,8 @@ static void intel_psr_enable_source(struct intel_dp *intel_dp, intel_dp->psr.psr2_sel_fetch_enabled ? IGNORE_PSR2_HW_TRACKING : 0); - lnl_alpm_configure(intel_dp); + if (intel_dp_is_edp(intel_dp)) + lnl_alpm_configure(intel_dp); /* * Wa_16013835468 @@ -1884,6 +1900,9 @@ static bool psr_interrupt_error_check(struct intel_dp *intel_dp) enum transcoder cpu_transcoder = intel_dp->psr.transcoder; u32 val; + if (intel_dp->psr.panel_replay_enabled) + goto no_err; + /* * If a PSR error happened and the driver is reloaded, the EDP_PSR_IIR * will still keep the error set even after the reset done in the @@ -1901,6 +1920,7 @@ static bool psr_interrupt_error_check(struct intel_dp *intel_dp) return false; } +no_err: return true; } -- cgit From 88ae6c65ecdbdcebb5d6f98e528a6195cfba0264 Mon Sep 17 00:00:00 2001 From: Jouni Högander Date: Fri, 5 Apr 2024 14:36:01 +0300 Subject: drm/i915/psr: Unify panel replay enable/disable sink MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Unify enabling and disabling of psr/panel replay for a sink. Modify intel_psr_enable_sink accordingly and use it for both cases. v3: - move psr2_su_region_et_valid to be check for PSR2 only v2: - enable panel replay for sink before link training - write ALPM_CONFIG only for PSR - add DP_PSR_CRC_VERIFICATION only for PSR - take care of disable sink as well Signed-off-by: Jouni Högander Reviewed-by: Animesh Manna Link: https://patchwork.freedesktop.org/patch/msgid/20240405113602.992714-8-jouni.hogander@intel.com --- drivers/gpu/drm/i915/display/intel_ddi.c | 11 +++--- drivers/gpu/drm/i915/display/intel_psr.c | 60 +++++++++++++++++++++++--------- drivers/gpu/drm/i915/display/intel_psr.h | 2 ++ 3 files changed, 50 insertions(+), 23 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c index 0654e989f45f..8a4dfd561c34 100644 --- a/drivers/gpu/drm/i915/display/intel_ddi.c +++ b/drivers/gpu/drm/i915/display/intel_ddi.c @@ -2809,15 +2809,14 @@ static void intel_ddi_pre_enable_dp(struct intel_atomic_state *state, const struct drm_connector_state *conn_state) { struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); - struct intel_dp *intel_dp = enc_to_intel_dp(encoder); - if (HAS_DP20(dev_priv)) { + if (HAS_DP20(dev_priv)) intel_dp_128b132b_sdp_crc16(enc_to_intel_dp(encoder), crtc_state); - if (crtc_state->has_panel_replay) - drm_dp_dpcd_writeb(&intel_dp->aux, PANEL_REPLAY_CONFIG, - DP_PANEL_REPLAY_ENABLE); - } + + /* Panel replay has to be enabled in sink dpcd before link training. */ + if (crtc_state->has_panel_replay) + intel_psr_enable_sink(enc_to_intel_dp(encoder), crtc_state); if (DISPLAY_VER(dev_priv) >= 14) mtl_ddi_pre_enable_dp(state, encoder, crtc_state, conn_state); diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c index b7538a4405b8..4355fb02d8fd 100644 --- a/drivers/gpu/drm/i915/display/intel_psr.c +++ b/drivers/gpu/drm/i915/display/intel_psr.c @@ -638,40 +638,59 @@ static bool psr2_su_region_et_valid(struct intel_dp *intel_dp) return false; } -static void intel_psr_enable_sink(struct intel_dp *intel_dp) +static unsigned int intel_psr_get_enable_sink_offset(struct intel_dp *intel_dp) +{ + return intel_dp->psr.panel_replay_enabled ? + PANEL_REPLAY_CONFIG : DP_PSR_EN_CFG; +} + +/* + * Note: Most of the bits are same in PANEL_REPLAY_CONFIG and DP_PSR_EN_CFG. We + * are relying on PSR definitions on these "common" bits. + */ +void intel_psr_enable_sink(struct intel_dp *intel_dp, + const struct intel_crtc_state *crtc_state) { struct drm_i915_private *dev_priv = dp_to_i915(intel_dp); u8 dpcd_val = DP_PSR_ENABLE; - if (intel_dp->psr.panel_replay_enabled) - return; - - if (intel_dp->psr.psr2_enabled) { + if (crtc_state->has_psr2) { /* Enable ALPM at sink for psr2 */ - drm_dp_dpcd_writeb(&intel_dp->aux, DP_RECEIVER_ALPM_CONFIG, - DP_ALPM_ENABLE | - DP_ALPM_LOCK_ERROR_IRQ_HPD_ENABLE); + if (!crtc_state->has_panel_replay) { + drm_dp_dpcd_writeb(&intel_dp->aux, + DP_RECEIVER_ALPM_CONFIG, + DP_ALPM_ENABLE | + DP_ALPM_LOCK_ERROR_IRQ_HPD_ENABLE); + + if (psr2_su_region_et_valid(intel_dp)) + dpcd_val |= DP_PSR_ENABLE_SU_REGION_ET; + } dpcd_val |= DP_PSR_ENABLE_PSR2 | DP_PSR_IRQ_HPD_WITH_CRC_ERRORS; - if (psr2_su_region_et_valid(intel_dp)) - dpcd_val |= DP_PSR_ENABLE_SU_REGION_ET; } else { if (intel_dp->psr.link_standby) dpcd_val |= DP_PSR_MAIN_LINK_ACTIVE; - if (DISPLAY_VER(dev_priv) >= 8) + if (!crtc_state->has_panel_replay && DISPLAY_VER(dev_priv) >= 8) dpcd_val |= DP_PSR_CRC_VERIFICATION; } - if (intel_dp->psr.req_psr2_sdp_prior_scanline) + if (crtc_state->has_panel_replay) + dpcd_val |= DP_PANEL_REPLAY_UNRECOVERABLE_ERROR_EN | + DP_PANEL_REPLAY_RFB_STORAGE_ERROR_EN; + + if (crtc_state->req_psr2_sdp_prior_scanline) dpcd_val |= DP_PSR_SU_REGION_SCANLINE_CAPTURE; if (intel_dp->psr.entry_setup_frames > 0) dpcd_val |= DP_PSR_FRAME_CAPTURE; - drm_dp_dpcd_writeb(&intel_dp->aux, DP_PSR_EN_CFG, dpcd_val); + drm_dp_dpcd_writeb(&intel_dp->aux, + intel_psr_get_enable_sink_offset(intel_dp), + dpcd_val); - drm_dp_dpcd_writeb(&intel_dp->aux, DP_SET_POWER, DP_SET_POWER_D0); + if (intel_dp_is_edp(intel_dp)) + drm_dp_dpcd_writeb(&intel_dp->aux, DP_SET_POWER, DP_SET_POWER_D0); } static u32 intel_psr1_get_tp_time(struct intel_dp *intel_dp) @@ -1955,12 +1974,17 @@ static void intel_psr_enable_locked(struct intel_dp *intel_dp, } else { drm_dbg_kms(&dev_priv->drm, "Enabling PSR%s\n", intel_dp->psr.psr2_enabled ? "2" : "1"); + + /* + * Panel replay has to be enabled before link training: doing it + * only for PSR here. + */ + intel_psr_enable_sink(intel_dp, crtc_state); } if (intel_dp_is_edp(intel_dp)) intel_snps_phy_update_psr_power_state(&dig_port->base, true); - intel_psr_enable_sink(intel_dp); intel_psr_enable_source(intel_dp, crtc_state); intel_dp->psr.enabled = true; intel_dp->psr.paused = false; @@ -2078,9 +2102,11 @@ static void intel_psr_disable_locked(struct intel_dp *intel_dp) } /* Disable PSR on Sink */ - drm_dp_dpcd_writeb(&intel_dp->aux, DP_PSR_EN_CFG, 0); + drm_dp_dpcd_writeb(&intel_dp->aux, + intel_psr_get_enable_sink_offset(intel_dp), 0); - if (intel_dp->psr.psr2_enabled) + if (!intel_dp->psr.panel_replay_enabled && + intel_dp->psr.psr2_enabled) drm_dp_dpcd_writeb(&intel_dp->aux, DP_RECEIVER_ALPM_CONFIG, 0); intel_dp->psr.enabled = false; diff --git a/drivers/gpu/drm/i915/display/intel_psr.h b/drivers/gpu/drm/i915/display/intel_psr.h index cde781df84d5..2537dcb8765c 100644 --- a/drivers/gpu/drm/i915/display/intel_psr.h +++ b/drivers/gpu/drm/i915/display/intel_psr.h @@ -23,6 +23,8 @@ struct intel_plane_state; bool intel_encoder_can_psr(struct intel_encoder *encoder); void intel_psr_init_dpcd(struct intel_dp *intel_dp); +void intel_psr_enable_sink(struct intel_dp *intel_dp, + const struct intel_crtc_state *crtc_state); void intel_psr_pre_plane_update(struct intel_atomic_state *state, struct intel_crtc *crtc); void intel_psr_post_plane_update(struct intel_atomic_state *state, -- cgit From ac9ef327327b55de9782db85b1739f29984e1213 Mon Sep 17 00:00:00 2001 From: Jouni Högander Date: Fri, 5 Apr 2024 14:36:02 +0300 Subject: drm/i915/psr: Panel replay has to be enabled before link training MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Panel replay has to be enabled on sink side before link training. Take this into account in fastset check and in initial fastset check. Signed-off-by: Jouni Högander Reviewed-by: Animesh Manna Link: https://patchwork.freedesktop.org/patch/msgid/20240405113602.992714-9-jouni.hogander@intel.com --- drivers/gpu/drm/i915/display/intel_display.c | 12 ++++++++++++ drivers/gpu/drm/i915/display/intel_dp.c | 8 ++++++++ drivers/gpu/drm/i915/display/intel_psr.c | 3 --- drivers/gpu/drm/i915/display/intel_psr.h | 3 +++ 4 files changed, 23 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index a481c9218138..dc23312bc808 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -5298,6 +5298,18 @@ intel_pipe_config_compare(const struct intel_crtc_state *current_config, PIPE_CONF_CHECK_CSC(output_csc); } + /* + * Panel replay has to be enabled before link training. PSR doesn't have + * this requirement -> check these only if using panel replay + */ + if (current_config->has_panel_replay || pipe_config->has_panel_replay) { + PIPE_CONF_CHECK_BOOL(has_psr); + PIPE_CONF_CHECK_BOOL(has_psr2); + PIPE_CONF_CHECK_BOOL(enable_psr2_sel_fetch); + PIPE_CONF_CHECK_BOOL(enable_psr2_su_region_et); + PIPE_CONF_CHECK_BOOL(has_panel_replay); + } + PIPE_CONF_CHECK_BOOL(double_wide); if (dev_priv->display.dpll.mgr) diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index 8b67cd62f188..20f2d4d9d7b9 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -3386,6 +3386,14 @@ bool intel_dp_initial_fastset_check(struct intel_encoder *encoder, fastset = false; } + if (CAN_PANEL_REPLAY(intel_dp)) { + drm_dbg_kms(&i915->drm, + "[ENCODER:%d:%s] Forcing full modeset to compute panel replay state\n", + encoder->base.base.id, encoder->base.name); + crtc_state->uapi.mode_changed = true; + fastset = false; + } + return fastset; } diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c index 4355fb02d8fd..4db6c19731e9 100644 --- a/drivers/gpu/drm/i915/display/intel_psr.c +++ b/drivers/gpu/drm/i915/display/intel_psr.c @@ -192,9 +192,6 @@ #define CAN_PSR(intel_dp) ((intel_dp)->psr.sink_support && \ (intel_dp)->psr.source_support) -#define CAN_PANEL_REPLAY(intel_dp) ((intel_dp)->psr.sink_panel_replay_support && \ - (intel_dp)->psr.source_panel_replay_support) - bool intel_encoder_can_psr(struct intel_encoder *encoder) { if (intel_encoder_is_dp(encoder) || encoder->type == INTEL_OUTPUT_DP_MST) diff --git a/drivers/gpu/drm/i915/display/intel_psr.h b/drivers/gpu/drm/i915/display/intel_psr.h index 2537dcb8765c..d483c85870e1 100644 --- a/drivers/gpu/drm/i915/display/intel_psr.h +++ b/drivers/gpu/drm/i915/display/intel_psr.h @@ -21,6 +21,9 @@ struct intel_encoder; struct intel_plane; struct intel_plane_state; +#define CAN_PANEL_REPLAY(intel_dp) ((intel_dp)->psr.sink_panel_replay_support && \ + (intel_dp)->psr.source_panel_replay_support) + bool intel_encoder_can_psr(struct intel_encoder *encoder); void intel_psr_init_dpcd(struct intel_dp *intel_dp); void intel_psr_enable_sink(struct intel_dp *intel_dp, -- cgit From 58387e8383f78d70f236ba4e31906162c66b3023 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Fri, 5 Apr 2024 22:37:38 +0300 Subject: drm/i915: use IS_JASPERLAKE()/IS_ELKHARTLAKE() instead of IS_PLATFORM() Avoid direct IS_PLATFORM() usage when we have the platform helpers. Cc: Lucas De Marchi Reviewed-by: Lucas De Marchi Link: https://patchwork.freedesktop.org/patch/msgid/7ca5fabac6a6f5ac8e102b84d1e28502e79296f0.1712345787.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_ddi_buf_trans.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_ddi_buf_trans.c b/drivers/gpu/drm/i915/display/intel_ddi_buf_trans.c index 39e0ae6734ae..4d21ce734343 100644 --- a/drivers/gpu/drm/i915/display/intel_ddi_buf_trans.c +++ b/drivers/gpu/drm/i915/display/intel_ddi_buf_trans.c @@ -1726,9 +1726,9 @@ void intel_ddi_buf_trans_init(struct intel_encoder *encoder) else encoder->get_buf_trans = tgl_get_dkl_buf_trans; } else if (DISPLAY_VER(i915) == 11) { - if (IS_PLATFORM(i915, INTEL_JASPERLAKE)) + if (IS_JASPERLAKE(i915)) encoder->get_buf_trans = jsl_get_combo_buf_trans; - else if (IS_PLATFORM(i915, INTEL_ELKHARTLAKE)) + else if (IS_ELKHARTLAKE(i915)) encoder->get_buf_trans = ehl_get_combo_buf_trans; else if (intel_encoder_is_combo(encoder)) encoder->get_buf_trans = icl_get_combo_buf_trans; -- cgit From 7b16510592eb52b1b630b2f55346e53009ef5906 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Fri, 5 Apr 2024 22:37:39 +0300 Subject: drm/i915/dmc: define firmware URL locally Avoid the dependency on intel_uc_fw.h, and allow removal of xe compat intel_uc_fw.h. If there needs to be duplication of the URL, at least have the duplication in a sensible way. Cc: Lucas De Marchi Reviewed-by: Lucas De Marchi Link: https://patchwork.freedesktop.org/patch/msgid/15935837a0c15f861bb2a688cc53514f47153ef3.1712345787.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_dmc.c | 4 +++- drivers/gpu/drm/xe/compat-i915-headers/i915_drv.h | 1 - drivers/gpu/drm/xe/compat-i915-headers/intel_uc_fw.h | 11 ----------- 3 files changed, 3 insertions(+), 13 deletions(-) delete mode 100644 drivers/gpu/drm/xe/compat-i915-headers/intel_uc_fw.h diff --git a/drivers/gpu/drm/i915/display/intel_dmc.c b/drivers/gpu/drm/i915/display/intel_dmc.c index 3fa851b5c7a6..e61e9c1b8947 100644 --- a/drivers/gpu/drm/i915/display/intel_dmc.c +++ b/drivers/gpu/drm/i915/display/intel_dmc.c @@ -38,6 +38,8 @@ * low-power state and comes back to normal. */ +#define INTEL_DMC_FIRMWARE_URL "https://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git" + enum intel_dmc_id { DMC_FW_MAIN = 0, DMC_FW_PIPEA, @@ -953,7 +955,7 @@ static void dmc_load_work_fn(struct work_struct *work) " Disabling runtime power management.\n", dmc->fw_path); drm_notice(&i915->drm, "DMC firmware homepage: %s", - INTEL_UC_FIRMWARE_URL); + INTEL_DMC_FIRMWARE_URL); } release_firmware(fw); diff --git a/drivers/gpu/drm/xe/compat-i915-headers/i915_drv.h b/drivers/gpu/drm/xe/compat-i915-headers/i915_drv.h index 9b441ba53949..33ffbe3d162f 100644 --- a/drivers/gpu/drm/xe/compat-i915-headers/i915_drv.h +++ b/drivers/gpu/drm/xe/compat-i915-headers/i915_drv.h @@ -26,7 +26,6 @@ #include "i915_utils.h" #include "intel_gt_types.h" #include "intel_step.h" -#include "intel_uc_fw.h" #include "intel_uncore.h" #include "intel_runtime_pm.h" #include diff --git a/drivers/gpu/drm/xe/compat-i915-headers/intel_uc_fw.h b/drivers/gpu/drm/xe/compat-i915-headers/intel_uc_fw.h deleted file mode 100644 index 009745328992..000000000000 --- a/drivers/gpu/drm/xe/compat-i915-headers/intel_uc_fw.h +++ /dev/null @@ -1,11 +0,0 @@ -/* SPDX-License-Identifier: MIT */ -/* - * Copyright © 2023 Intel Corporation - */ - -#ifndef _INTEL_UC_FW_H_ -#define _INTEL_UC_FW_H_ - -#define INTEL_UC_FIRMWARE_URL "https://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git" - -#endif -- cgit From 337ce2067a2ebdd57e8f22df2b70a1ecd7f9cc9a Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Fri, 5 Apr 2024 22:37:40 +0300 Subject: drm/i915: move i915_fixed.h to display/intel_fixed.h All the users are in display, move the fixed point header under display. We could also consider making these more general purpose things, but that takes a bunch more effort. This allows the immediate cleanup of xe compat i915_fixed.h. Cc: Lucas De Marchi Reviewed-by: Lucas De Marchi Link: https://patchwork.freedesktop.org/patch/msgid/320c451e116c7807e544a50c67ba79b087a4f218.1712345787.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_fixed.h | 148 +++++++++++++++++++++ drivers/gpu/drm/i915/display/skl_watermark.c | 2 +- drivers/gpu/drm/i915/i915_fixed.h | 148 --------------------- .../gpu/drm/xe/compat-i915-headers/i915_fixed.h | 6 - 4 files changed, 149 insertions(+), 155 deletions(-) create mode 100644 drivers/gpu/drm/i915/display/intel_fixed.h delete mode 100644 drivers/gpu/drm/i915/i915_fixed.h delete mode 100644 drivers/gpu/drm/xe/compat-i915-headers/i915_fixed.h diff --git a/drivers/gpu/drm/i915/display/intel_fixed.h b/drivers/gpu/drm/i915/display/intel_fixed.h new file mode 100644 index 000000000000..a327094de2bd --- /dev/null +++ b/drivers/gpu/drm/i915/display/intel_fixed.h @@ -0,0 +1,148 @@ +/* SPDX-License-Identifier: MIT */ +/* + * Copyright © 2018 Intel Corporation + */ + +#ifndef _I915_FIXED_H_ +#define _I915_FIXED_H_ + +#include +#include +#include +#include + +typedef struct { + u32 val; +} uint_fixed_16_16_t; + +#define FP_16_16_MAX ((uint_fixed_16_16_t){ .val = UINT_MAX }) + +static inline bool is_fixed16_zero(uint_fixed_16_16_t val) +{ + return val.val == 0; +} + +static inline uint_fixed_16_16_t u32_to_fixed16(u32 val) +{ + uint_fixed_16_16_t fp = { .val = val << 16 }; + + WARN_ON(val > U16_MAX); + + return fp; +} + +static inline u32 fixed16_to_u32_round_up(uint_fixed_16_16_t fp) +{ + return DIV_ROUND_UP(fp.val, 1 << 16); +} + +static inline u32 fixed16_to_u32(uint_fixed_16_16_t fp) +{ + return fp.val >> 16; +} + +static inline uint_fixed_16_16_t min_fixed16(uint_fixed_16_16_t min1, + uint_fixed_16_16_t min2) +{ + uint_fixed_16_16_t min = { .val = min(min1.val, min2.val) }; + + return min; +} + +static inline uint_fixed_16_16_t max_fixed16(uint_fixed_16_16_t max1, + uint_fixed_16_16_t max2) +{ + uint_fixed_16_16_t max = { .val = max(max1.val, max2.val) }; + + return max; +} + +static inline uint_fixed_16_16_t clamp_u64_to_fixed16(u64 val) +{ + uint_fixed_16_16_t fp = { .val = (u32)val }; + + WARN_ON(val > U32_MAX); + + return fp; +} + +static inline u32 div_round_up_fixed16(uint_fixed_16_16_t val, + uint_fixed_16_16_t d) +{ + return DIV_ROUND_UP(val.val, d.val); +} + +static inline u32 mul_round_up_u32_fixed16(u32 val, uint_fixed_16_16_t mul) +{ + u64 tmp; + + tmp = mul_u32_u32(val, mul.val); + tmp = DIV_ROUND_UP_ULL(tmp, 1 << 16); + WARN_ON(tmp > U32_MAX); + + return (u32)tmp; +} + +static inline uint_fixed_16_16_t mul_fixed16(uint_fixed_16_16_t val, + uint_fixed_16_16_t mul) +{ + u64 tmp; + + tmp = mul_u32_u32(val.val, mul.val); + tmp = tmp >> 16; + + return clamp_u64_to_fixed16(tmp); +} + +static inline uint_fixed_16_16_t div_fixed16(u32 val, u32 d) +{ + u64 tmp; + + tmp = (u64)val << 16; + tmp = DIV_ROUND_UP_ULL(tmp, d); + + return clamp_u64_to_fixed16(tmp); +} + +static inline u32 div_round_up_u32_fixed16(u32 val, uint_fixed_16_16_t d) +{ + u64 tmp; + + tmp = (u64)val << 16; + tmp = DIV_ROUND_UP_ULL(tmp, d.val); + WARN_ON(tmp > U32_MAX); + + return (u32)tmp; +} + +static inline uint_fixed_16_16_t mul_u32_fixed16(u32 val, uint_fixed_16_16_t mul) +{ + u64 tmp; + + tmp = mul_u32_u32(val, mul.val); + + return clamp_u64_to_fixed16(tmp); +} + +static inline uint_fixed_16_16_t add_fixed16(uint_fixed_16_16_t add1, + uint_fixed_16_16_t add2) +{ + u64 tmp; + + tmp = (u64)add1.val + add2.val; + + return clamp_u64_to_fixed16(tmp); +} + +static inline uint_fixed_16_16_t add_fixed16_u32(uint_fixed_16_16_t add1, + u32 add2) +{ + uint_fixed_16_16_t tmp_add2 = u32_to_fixed16(add2); + u64 tmp; + + tmp = (u64)add1.val + tmp_add2.val; + + return clamp_u64_to_fixed16(tmp); +} + +#endif /* _I915_FIXED_H_ */ diff --git a/drivers/gpu/drm/i915/display/skl_watermark.c b/drivers/gpu/drm/i915/display/skl_watermark.c index 50ec51065118..8436af8525da 100644 --- a/drivers/gpu/drm/i915/display/skl_watermark.c +++ b/drivers/gpu/drm/i915/display/skl_watermark.c @@ -6,7 +6,6 @@ #include #include "i915_drv.h" -#include "i915_fixed.h" #include "i915_reg.h" #include "i9xx_wm.h" #include "intel_atomic.h" @@ -19,6 +18,7 @@ #include "intel_display_power.h" #include "intel_display_types.h" #include "intel_fb.h" +#include "intel_fixed.h" #include "intel_pcode.h" #include "intel_wm.h" #include "skl_watermark.h" diff --git a/drivers/gpu/drm/i915/i915_fixed.h b/drivers/gpu/drm/i915/i915_fixed.h deleted file mode 100644 index a327094de2bd..000000000000 --- a/drivers/gpu/drm/i915/i915_fixed.h +++ /dev/null @@ -1,148 +0,0 @@ -/* SPDX-License-Identifier: MIT */ -/* - * Copyright © 2018 Intel Corporation - */ - -#ifndef _I915_FIXED_H_ -#define _I915_FIXED_H_ - -#include -#include -#include -#include - -typedef struct { - u32 val; -} uint_fixed_16_16_t; - -#define FP_16_16_MAX ((uint_fixed_16_16_t){ .val = UINT_MAX }) - -static inline bool is_fixed16_zero(uint_fixed_16_16_t val) -{ - return val.val == 0; -} - -static inline uint_fixed_16_16_t u32_to_fixed16(u32 val) -{ - uint_fixed_16_16_t fp = { .val = val << 16 }; - - WARN_ON(val > U16_MAX); - - return fp; -} - -static inline u32 fixed16_to_u32_round_up(uint_fixed_16_16_t fp) -{ - return DIV_ROUND_UP(fp.val, 1 << 16); -} - -static inline u32 fixed16_to_u32(uint_fixed_16_16_t fp) -{ - return fp.val >> 16; -} - -static inline uint_fixed_16_16_t min_fixed16(uint_fixed_16_16_t min1, - uint_fixed_16_16_t min2) -{ - uint_fixed_16_16_t min = { .val = min(min1.val, min2.val) }; - - return min; -} - -static inline uint_fixed_16_16_t max_fixed16(uint_fixed_16_16_t max1, - uint_fixed_16_16_t max2) -{ - uint_fixed_16_16_t max = { .val = max(max1.val, max2.val) }; - - return max; -} - -static inline uint_fixed_16_16_t clamp_u64_to_fixed16(u64 val) -{ - uint_fixed_16_16_t fp = { .val = (u32)val }; - - WARN_ON(val > U32_MAX); - - return fp; -} - -static inline u32 div_round_up_fixed16(uint_fixed_16_16_t val, - uint_fixed_16_16_t d) -{ - return DIV_ROUND_UP(val.val, d.val); -} - -static inline u32 mul_round_up_u32_fixed16(u32 val, uint_fixed_16_16_t mul) -{ - u64 tmp; - - tmp = mul_u32_u32(val, mul.val); - tmp = DIV_ROUND_UP_ULL(tmp, 1 << 16); - WARN_ON(tmp > U32_MAX); - - return (u32)tmp; -} - -static inline uint_fixed_16_16_t mul_fixed16(uint_fixed_16_16_t val, - uint_fixed_16_16_t mul) -{ - u64 tmp; - - tmp = mul_u32_u32(val.val, mul.val); - tmp = tmp >> 16; - - return clamp_u64_to_fixed16(tmp); -} - -static inline uint_fixed_16_16_t div_fixed16(u32 val, u32 d) -{ - u64 tmp; - - tmp = (u64)val << 16; - tmp = DIV_ROUND_UP_ULL(tmp, d); - - return clamp_u64_to_fixed16(tmp); -} - -static inline u32 div_round_up_u32_fixed16(u32 val, uint_fixed_16_16_t d) -{ - u64 tmp; - - tmp = (u64)val << 16; - tmp = DIV_ROUND_UP_ULL(tmp, d.val); - WARN_ON(tmp > U32_MAX); - - return (u32)tmp; -} - -static inline uint_fixed_16_16_t mul_u32_fixed16(u32 val, uint_fixed_16_16_t mul) -{ - u64 tmp; - - tmp = mul_u32_u32(val, mul.val); - - return clamp_u64_to_fixed16(tmp); -} - -static inline uint_fixed_16_16_t add_fixed16(uint_fixed_16_16_t add1, - uint_fixed_16_16_t add2) -{ - u64 tmp; - - tmp = (u64)add1.val + add2.val; - - return clamp_u64_to_fixed16(tmp); -} - -static inline uint_fixed_16_16_t add_fixed16_u32(uint_fixed_16_16_t add1, - u32 add2) -{ - uint_fixed_16_16_t tmp_add2 = u32_to_fixed16(add2); - u64 tmp; - - tmp = (u64)add1.val + tmp_add2.val; - - return clamp_u64_to_fixed16(tmp); -} - -#endif /* _I915_FIXED_H_ */ diff --git a/drivers/gpu/drm/xe/compat-i915-headers/i915_fixed.h b/drivers/gpu/drm/xe/compat-i915-headers/i915_fixed.h deleted file mode 100644 index 12c671fd5235..000000000000 --- a/drivers/gpu/drm/xe/compat-i915-headers/i915_fixed.h +++ /dev/null @@ -1,6 +0,0 @@ -/* SPDX-License-Identifier: MIT */ -/* - * Copyright © 2023 Intel Corporation - */ - -#include "../../i915/i915_fixed.h" -- cgit From 9033bac4ce11cbbbaac7fe3addb2a93e702ea750 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Fri, 5 Apr 2024 22:37:41 +0300 Subject: drm/xe/display: clean up a lot of cruft from compat i915_drv.h There's a bunch of unused cruft. Just throw away. Cc: Lucas De Marchi Reviewed-by: Lucas De Marchi Link: https://patchwork.freedesktop.org/patch/msgid/d773f26cced0b376a30a6cb1e38c9581b469d8cf.1712345787.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/xe/compat-i915-headers/i915_drv.h | 32 ----------------------- 1 file changed, 32 deletions(-) diff --git a/drivers/gpu/drm/xe/compat-i915-headers/i915_drv.h b/drivers/gpu/drm/xe/compat-i915-headers/i915_drv.h index 33ffbe3d162f..7f8449f8fa71 100644 --- a/drivers/gpu/drm/xe/compat-i915-headers/i915_drv.h +++ b/drivers/gpu/drm/xe/compat-i915-headers/i915_drv.h @@ -40,12 +40,8 @@ static inline struct drm_i915_private *kdev_to_i915(struct device *kdev) return dev_get_drvdata(kdev); } - -#define INTEL_JASPERLAKE 0 -#define INTEL_ELKHARTLAKE 0 #define IS_PLATFORM(xe, x) ((xe)->info.platform == x) #define INTEL_INFO(dev_priv) (&((dev_priv)->info)) -#define INTEL_DEVID(dev_priv) ((dev_priv)->info.devid) #define IS_I830(dev_priv) (dev_priv && 0) #define IS_I845G(dev_priv) (dev_priv && 0) #define IS_I85X(dev_priv) (dev_priv && 0) @@ -94,19 +90,12 @@ static inline struct drm_i915_private *kdev_to_i915(struct device *kdev) #define IP_VER(ver, rel) ((ver) << 8 | (rel)) -#define INTEL_DISPLAY_ENABLED(xe) (HAS_DISPLAY((xe)) && !intel_opregion_headless_sku((xe))) - -#define IS_GRAPHICS_VER(xe, first, last) \ - ((xe)->info.graphics_verx100 >= first * 100 && \ - (xe)->info.graphics_verx100 <= (last*100 + 99)) #define IS_MOBILE(xe) (xe && 0) -#define HAS_LLC(xe) (!IS_DGFX((xe))) #define HAS_GMD_ID(xe) GRAPHICS_VERx100(xe) >= 1270 /* Workarounds not handled yet */ #define IS_DISPLAY_STEP(xe, first, last) ({u8 __step = (xe)->info.step.display; first <= __step && __step <= last; }) -#define IS_GRAPHICS_STEP(xe, first, last) ({u8 __step = (xe)->info.step.graphics; first <= __step && __step <= last; }) #define IS_LP(xe) (0) #define IS_GEN9_LP(xe) (0) @@ -123,23 +112,6 @@ static inline struct drm_i915_private *kdev_to_i915(struct device *kdev) #define IS_KABYLAKE_ULT(xe) (xe && 0) #define IS_SKYLAKE_ULT(xe) (xe && 0) -#define IS_DG1_GRAPHICS_STEP(xe, first, last) (IS_DG1(xe) && IS_GRAPHICS_STEP(xe, first, last)) -#define IS_DG2_GRAPHICS_STEP(xe, variant, first, last) \ - ((xe)->info.subplatform == XE_SUBPLATFORM_DG2_ ## variant && \ - IS_GRAPHICS_STEP(xe, first, last)) - -#define IS_TIGERLAKE_DISPLAY_STEP(xe, first, last) (IS_TIGERLAKE(xe) && IS_DISPLAY_STEP(xe, first, last)) -#define IS_ROCKETLAKE_DISPLAY_STEP(xe, first, last) (IS_ROCKETLAKE(xe) && IS_DISPLAY_STEP(xe, first, last)) -#define IS_DG1_DISPLAY_STEP(xe, first, last) (IS_DG1(xe) && IS_DISPLAY_STEP(xe, first, last)) -#define IS_DG2_DISPLAY_STEP(xe, first, last) (IS_DG2(xe) && IS_DISPLAY_STEP(xe, first, last)) -#define IS_ADLP_DISPLAY_STEP(xe, first, last) (IS_ALDERLAKE_P(xe) && IS_DISPLAY_STEP(xe, first, last)) -#define IS_ADLS_DISPLAY_STEP(xe, first, last) (IS_ALDERLAKE_S(xe) && IS_DISPLAY_STEP(xe, first, last)) -#define IS_JSL_EHL_DISPLAY_STEP(xe, first, last) (IS_JSL_EHL(xe) && IS_DISPLAY_STEP(xe, first, last)) -#define IS_MTL_DISPLAY_STEP(xe, first, last) (IS_METEORLAKE(xe) && IS_DISPLAY_STEP(xe, first, last)) - -/* FIXME: Add subplatform here */ -#define IS_MTL_GRAPHICS_STEP(xe, sub, first, last) (IS_METEORLAKE(xe) && IS_DISPLAY_STEP(xe, first, last)) - #define IS_DG2_G10(xe) ((xe)->info.subplatform == XE_SUBPLATFORM_DG2_G10) #define IS_DG2_G11(xe) ((xe)->info.subplatform == XE_SUBPLATFORM_DG2_G11) #define IS_DG2_G12(xe) ((xe)->info.subplatform == XE_SUBPLATFORM_DG2_G12) @@ -147,12 +119,9 @@ static inline struct drm_i915_private *kdev_to_i915(struct device *kdev) #define IS_ICL_WITH_PORT_F(xe) (xe && 0) #define HAS_FLAT_CCS(xe) (xe_device_has_flat_ccs(xe)) #define to_intel_bo(x) gem_to_xe_bo((x)) -#define mkwrite_device_info(xe) (INTEL_INFO(xe)) #define HAS_128_BYTE_Y_TILING(xe) (xe || 1) -#define intel_has_gpu_reset(a) (a && 0) - #include "intel_wakeref.h" static inline intel_wakeref_t intel_runtime_pm_get(struct xe_runtime_pm *pm) @@ -210,7 +179,6 @@ struct i915_sched_attr { #define RUNTIME_INFO(xe) (&(xe)->info.i915_runtime) #define FORCEWAKE_ALL XE_FORCEWAKE_ALL -#define HPD_STORM_DEFAULT_THRESHOLD 50 #ifdef CONFIG_ARM64 /* -- cgit From 6dd2c90452be06c0f535c8000f5fa7ec1f06a5b9 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Fri, 5 Apr 2024 22:37:42 +0300 Subject: drm/xe/display: remove compat i915_gem.h It's only there for GEM_BUG_ON(), but the display code no longer uses it. Good riddance. Cc: Lucas De Marchi Reviewed-by: Lucas De Marchi Link: https://patchwork.freedesktop.org/patch/msgid/8de7815d9c80125b86e0b85a1af80d4f8686eef6.1712345787.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/xe/compat-i915-headers/i915_drv.h | 1 - drivers/gpu/drm/xe/compat-i915-headers/i915_gem.h | 9 --------- 2 files changed, 10 deletions(-) delete mode 100644 drivers/gpu/drm/xe/compat-i915-headers/i915_gem.h diff --git a/drivers/gpu/drm/xe/compat-i915-headers/i915_drv.h b/drivers/gpu/drm/xe/compat-i915-headers/i915_drv.h index 7f8449f8fa71..ea6b8e0f1f35 100644 --- a/drivers/gpu/drm/xe/compat-i915-headers/i915_drv.h +++ b/drivers/gpu/drm/xe/compat-i915-headers/i915_drv.h @@ -19,7 +19,6 @@ #include "xe_bo.h" #include "xe_pm.h" #include "xe_step.h" -#include "i915_gem.h" #include "i915_gem_stolen.h" #include "i915_gpu_error.h" #include "i915_reg_defs.h" diff --git a/drivers/gpu/drm/xe/compat-i915-headers/i915_gem.h b/drivers/gpu/drm/xe/compat-i915-headers/i915_gem.h deleted file mode 100644 index 06b723a479c5..000000000000 --- a/drivers/gpu/drm/xe/compat-i915-headers/i915_gem.h +++ /dev/null @@ -1,9 +0,0 @@ -/* SPDX-License-Identifier: MIT */ -/* - * Copyright © 2023 Intel Corporation - */ - -#ifndef __I915_GEM_H__ -#define __I915_GEM_H__ -#define GEM_BUG_ON -#endif -- cgit From bbd62a59f8d1e2a44bd7f7b4605201f28e976a29 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Fri, 5 Apr 2024 22:37:43 +0300 Subject: drm/xe/display: clean up compat i915_vgpu.h There's a bunch of unnecessary stuff not needed by display code. Remove. Cc: Lucas De Marchi Reviewed-by: Lucas De Marchi Link: https://patchwork.freedesktop.org/patch/msgid/e583679c00aae8fec78f988fa857cfc724a9fa2d.1712345787.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/xe/compat-i915-headers/i915_vgpu.h | 26 ---------------------- 1 file changed, 26 deletions(-) diff --git a/drivers/gpu/drm/xe/compat-i915-headers/i915_vgpu.h b/drivers/gpu/drm/xe/compat-i915-headers/i915_vgpu.h index 80b024d435dc..4931c7198f13 100644 --- a/drivers/gpu/drm/xe/compat-i915-headers/i915_vgpu.h +++ b/drivers/gpu/drm/xe/compat-i915-headers/i915_vgpu.h @@ -9,36 +9,10 @@ #include struct drm_i915_private; -struct i915_ggtt; -static inline void intel_vgpu_detect(struct drm_i915_private *i915) -{ -} static inline bool intel_vgpu_active(struct drm_i915_private *i915) { return false; } -static inline void intel_vgpu_register(struct drm_i915_private *i915) -{ -} -static inline bool intel_vgpu_has_full_ppgtt(struct drm_i915_private *i915) -{ - return false; -} -static inline bool intel_vgpu_has_hwsp_emulation(struct drm_i915_private *i915) -{ - return false; -} -static inline bool intel_vgpu_has_huge_gtt(struct drm_i915_private *i915) -{ - return false; -} -static inline int intel_vgt_balloon(struct i915_ggtt *ggtt) -{ - return 0; -} -static inline void intel_vgt_deballoon(struct i915_ggtt *ggtt) -{ -} #endif /* _I915_VGPU_H_ */ -- cgit From 372fa0c79d3f289f813d8001e0a8a96d1011826c Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Fri, 5 Apr 2024 00:34:26 +0300 Subject: drm/i915/psr: Disable PSR when bigjoiner is used MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Bigjoiner seem to be causing all kinds of grief to the PSR code currently. I don't believe there is any hardware issue but the code simply not handling this correctly. For now just disable PSR when bigjoiner is needed. Cc: stable@vger.kernel.org Link: https://patchwork.freedesktop.org/patch/msgid/20240404213441.17637-3-ville.syrjala@linux.intel.com Reviewed-by: Arun R Murthy Acked-by: Jouni Högander Signed-off-by: Ville Syrjälä --- drivers/gpu/drm/i915/display/intel_psr.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c index 4db6c19731e9..7af974bb41ca 100644 --- a/drivers/gpu/drm/i915/display/intel_psr.c +++ b/drivers/gpu/drm/i915/display/intel_psr.c @@ -1619,6 +1619,17 @@ void intel_psr_compute_config(struct intel_dp *intel_dp, return; } + /* + * FIXME figure out what is wrong with PSR+bigjoiner and + * fix it. Presumably something related to the fact that + * PSR is a transcoder level feature. + */ + if (crtc_state->bigjoiner_pipes) { + drm_dbg_kms(&dev_priv->drm, + "PSR disabled due to bigjoiner\n"); + return; + } + if (CAN_PANEL_REPLAY(intel_dp)) crtc_state->has_panel_replay = true; -- cgit From b37e1347b991459c38c56ec2476087854a4f720b Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Fri, 5 Apr 2024 00:34:27 +0300 Subject: drm/i915: Disable port sync when bigjoiner is used MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The current modeset sequence can't handle port sync and bigjoiner at the same time. Refuse port sync when bigjoiner is needed, at least until we fix the modeset sequence. v2: Add a FIXME (Vandite) Cc: stable@vger.kernel.org Tested-by: Vidya Srinivas Reviewed-by: Vandita Kulkarni Link: https://patchwork.freedesktop.org/patch/msgid/20240404213441.17637-4-ville.syrjala@linux.intel.com Signed-off-by: Ville Syrjälä --- drivers/gpu/drm/i915/display/intel_ddi.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c index 8a4dfd561c34..793ef3e387c6 100644 --- a/drivers/gpu/drm/i915/display/intel_ddi.c +++ b/drivers/gpu/drm/i915/display/intel_ddi.c @@ -4243,7 +4243,12 @@ static bool m_n_equal(const struct intel_link_m_n *m_n_1, static bool crtcs_port_sync_compatible(const struct intel_crtc_state *crtc_state1, const struct intel_crtc_state *crtc_state2) { + /* + * FIXME the modeset sequence is currently wrong and + * can't deal with bigjoiner + port sync at the same time. + */ return crtc_state1->hw.active && crtc_state2->hw.active && + !crtc_state1->bigjoiner_pipes && !crtc_state2->bigjoiner_pipes && crtc_state1->output_types == crtc_state2->output_types && crtc_state1->output_format == crtc_state2->output_format && crtc_state1->lane_count == crtc_state2->lane_count && -- cgit From ef79820db723a2a7c229a7251c12859e7e25a247 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Fri, 5 Apr 2024 00:34:28 +0300 Subject: drm/i915: Disable live M/N updates when using bigjoiner MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit All joined pipes share the same transcoder/timing generator. Currently we just do the commits per-pipe, which doesn't really work if we need to change the timings at the same time. For now just disable live M/N updates when bigjoiner is needed. Cc: stable@vger.kernel.org Tested-by: Vidya Srinivas Reviewed-by: Arun R Murthy Link: https://patchwork.freedesktop.org/patch/msgid/20240404213441.17637-5-ville.syrjala@linux.intel.com Signed-off-by: Ville Syrjälä --- drivers/gpu/drm/i915/display/intel_dp.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index 20f2d4d9d7b9..1df4b93e5e71 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -2752,7 +2752,11 @@ intel_dp_drrs_compute_config(struct intel_connector *connector, intel_panel_downclock_mode(connector, &pipe_config->hw.adjusted_mode); int pixel_clock; - if (has_seamless_m_n(connector)) + /* + * FIXME all joined pipes share the same transcoder. + * Need to account for that when updating M/N live. + */ + if (has_seamless_m_n(connector) && !pipe_config->bigjoiner_pipes) pipe_config->update_m_n = true; if (!can_enable_drrs(connector, pipe_config, downclock_mode)) { -- cgit From f9d5e51db65652dbd8a2102fd7619440e3599fd2 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Fri, 5 Apr 2024 00:34:29 +0300 Subject: drm/i915/vrr: Disable VRR when using bigjoiner MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit All joined pipes share the same transcoder/timing generator. Currently we just do the commits per-pipe, which doesn't really work if we need to change switch between non-VRR and VRR timings generators on the fly, or even when sending the push to the transcoder. For now just disable VRR when bigjoiner is needed. Cc: stable@vger.kernel.org Tested-by: Vidya Srinivas Reviewed-by: Vandita Kulkarni Link: https://patchwork.freedesktop.org/patch/msgid/20240404213441.17637-6-ville.syrjala@linux.intel.com Signed-off-by: Ville Syrjälä --- drivers/gpu/drm/i915/display/intel_vrr.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/drivers/gpu/drm/i915/display/intel_vrr.c b/drivers/gpu/drm/i915/display/intel_vrr.c index 856378f8b90e..894ee97b3e1b 100644 --- a/drivers/gpu/drm/i915/display/intel_vrr.c +++ b/drivers/gpu/drm/i915/display/intel_vrr.c @@ -119,6 +119,13 @@ intel_vrr_compute_config(struct intel_crtc_state *crtc_state, const struct drm_display_info *info = &connector->base.display_info; int vmin, vmax; + /* + * FIXME all joined pipes share the same transcoder. + * Need to account for that during VRR toggle/push/etc. + */ + if (crtc_state->bigjoiner_pipes) + return; + if (adjusted_mode->flags & DRM_MODE_FLAG_INTERLACE) return; -- cgit From 3a5e09d82f97ccfa97670e0ccf79180d7f7e2a32 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Fri, 5 Apr 2024 00:34:30 +0300 Subject: drm/i915: Fix intel_modeset_pipe_config_late() for bigjoiner MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Currently intel_modeset_pipe_config_late() is called after the bigjoiner state copy, and it will actually not do anything for bigjoiner slaves. This can lead to a mismatched state between the master and slave. The two things that we do in the encoder .compute_config_late() hook are mst master transcoder and port sync master transcoder elections. So if either of either MST or port sync is combined with bigjoiner then we can see the mismatch. Currently this problem is more or less theoretical; MST+bigjoiner has not been implemented yet, and port sync+bigjoiner would require a tiled display with >5k tiles (or a very high dotclock per tile). Although we do have kms_tiled_display in igt which can fake a tiled display, and we can now force bigjoiner via debugfs, so it is possible to trigger this if you try hard enough. Reorder the code such that intel_modeset_pipe_config_late() will be called before the bigjoiner state copy happens so that both pipes will end up with the same state. Tested-by: Vidya Srinivas Reviewed-by: Vandita Kulkarni Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240404213441.17637-7-ville.syrjala@linux.intel.com --- drivers/gpu/drm/i915/display/intel_display.c | 46 +++++++++++++++++++--------- 1 file changed, 32 insertions(+), 14 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index dc23312bc808..e8fb89798eb5 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -4752,8 +4752,6 @@ intel_modeset_pipe_config_late(struct intel_atomic_state *state, struct drm_connector *connector; int i; - intel_bigjoiner_adjust_pipe_src(crtc_state); - for_each_new_connector_in_state(&state->base, connector, conn_state, i) { struct intel_encoder *encoder = @@ -6307,27 +6305,37 @@ static int intel_atomic_check_config(struct intel_atomic_state *state, continue; } - if (intel_crtc_is_bigjoiner_slave(new_crtc_state)) { - drm_WARN_ON(&i915->drm, new_crtc_state->uapi.enable); + if (drm_WARN_ON(&i915->drm, intel_crtc_is_bigjoiner_slave(new_crtc_state))) continue; - } ret = intel_crtc_prepare_cleared_state(state, crtc); if (ret) - break; + goto fail; if (!new_crtc_state->hw.enable) continue; ret = intel_modeset_pipe_config(state, crtc, limits); if (ret) - break; + goto fail; + } - ret = intel_atomic_check_bigjoiner(state, crtc); + for_each_new_intel_crtc_in_state(state, crtc, new_crtc_state, i) { + if (!intel_crtc_needs_modeset(new_crtc_state)) + continue; + + if (drm_WARN_ON(&i915->drm, intel_crtc_is_bigjoiner_slave(new_crtc_state))) + continue; + + if (!new_crtc_state->hw.enable) + continue; + + ret = intel_modeset_pipe_config_late(state, crtc); if (ret) - break; + goto fail; } +fail: if (ret) *failed_pipe = crtc->pipe; @@ -6423,16 +6431,26 @@ int intel_atomic_check(struct drm_device *dev, if (ret) goto fail; + for_each_new_intel_crtc_in_state(state, crtc, new_crtc_state, i) { + if (!intel_crtc_needs_modeset(new_crtc_state)) + continue; + + if (intel_crtc_is_bigjoiner_slave(new_crtc_state)) { + drm_WARN_ON(&dev_priv->drm, new_crtc_state->uapi.enable); + continue; + } + + ret = intel_atomic_check_bigjoiner(state, crtc); + if (ret) + goto fail; + } + for_each_oldnew_intel_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) { if (!intel_crtc_needs_modeset(new_crtc_state)) continue; - if (new_crtc_state->hw.enable) { - ret = intel_modeset_pipe_config_late(state, crtc); - if (ret) - goto fail; - } + intel_bigjoiner_adjust_pipe_src(new_crtc_state); intel_crtc_check_fastset(old_crtc_state, new_crtc_state); } -- cgit From e02ef5553d9bd275fbac77786a68df983e233cb3 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Fri, 5 Apr 2024 00:34:25 +0300 Subject: drm/i915: Update pipes in reverse order for bigjoiner MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit With bigjoiner the master crtc is the one that will send out the uapi event/etc. We want that to happen after all the slaves are done, so let's try to do the commits in reverse order so that the master comes last. Even worse, the modeset helper will simply complete the commit on the slave pipe immediately as it consider the crtc to be inactive (it can't see our crtc_state->hw.active/etc.). With regular sync updates this generally doesn't matter all that much as the slave pipe should typically finish its work during the same frame as the master pipe. However in case the slave pipe's commit slips into the next frame we end up in a bit of trouble. This is most visible with either async flips (currently disabled with bigjoiner exactly for this reason), and DSB gamma updates. With DSB the problem happens because the DSB itself will wait until the next start vblank before starting to execute. So if the master pipe already finished its commit and the DSB on the slave pipe is still waiting for the next vblank we will assume the DSB as gotten stuck and terminate it. Reversing the commit order should ameliarate this for the most part as the master pipe is guaranteed to start its commit after the slave pipe started. The one thing that can still screw us over is the fact that we aren't necessarily going to commit the pipes in the reverse order as the actual order is dictated by the DDB overlap avoidance. But that can only happen while other pipes are being enabled/disabled, and so in the normal steady state we should be safe. The full fix will involve making the commit machinery aware of the slave pipes and not finish their commits prematurely. But that will involve a bit more work than this. And this commit order reversal will still be beneficial to avoid userspace getting an -EBUSY from the following page flip if the second pipe's commit does stretch into the next frame. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240404213441.17637-2-ville.syrjala@linux.intel.com Reviewed-by: Arun R Murthy Reviewed-by: Vandita Kulkarni --- drivers/gpu/drm/i915/display/intel_display.c | 14 +++++++++++--- drivers/gpu/drm/i915/display/intel_display.h | 8 ++++++++ 2 files changed, 19 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index e8fb89798eb5..41062b4fb6ae 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -6986,8 +6986,12 @@ static void skl_commit_modeset_enables(struct intel_atomic_state *state) intel_dbuf_mbus_pre_ddb_update(state); while (update_pipes) { - for_each_oldnew_intel_crtc_in_state(state, crtc, old_crtc_state, - new_crtc_state, i) { + /* + * Commit in reverse order to make bigjoiner master + * send the uapi events after slaves are done. + */ + for_each_oldnew_intel_crtc_in_state_reverse(state, crtc, old_crtc_state, + new_crtc_state, i) { enum pipe pipe = crtc->pipe; if ((update_pipes & BIT(pipe)) == 0) @@ -7066,7 +7070,11 @@ static void skl_commit_modeset_enables(struct intel_atomic_state *state) intel_pre_update_crtc(state, crtc); } - for_each_new_intel_crtc_in_state(state, crtc, new_crtc_state, i) { + /* + * Commit in reverse order to make bigjoiner master + * send the uapi events after slaves are done. + */ + for_each_new_intel_crtc_in_state_reverse(state, crtc, new_crtc_state, i) { enum pipe pipe = crtc->pipe; if ((update_pipes & BIT(pipe)) == 0) diff --git a/drivers/gpu/drm/i915/display/intel_display.h b/drivers/gpu/drm/i915/display/intel_display.h index 986ec77490de..423074d6947a 100644 --- a/drivers/gpu/drm/i915/display/intel_display.h +++ b/drivers/gpu/drm/i915/display/intel_display.h @@ -344,6 +344,14 @@ enum phy_fia { (__i)++) \ for_each_if(crtc) +#define for_each_new_intel_crtc_in_state_reverse(__state, crtc, new_crtc_state, __i) \ + for ((__i) = (__state)->base.dev->mode_config.num_crtc - 1; \ + (__i) >= 0 && \ + ((crtc) = to_intel_crtc((__state)->base.crtcs[__i].ptr), \ + (new_crtc_state) = to_intel_crtc_state((__state)->base.crtcs[__i].new_state), 1); \ + (__i)--) \ + for_each_if(crtc) + #define for_each_oldnew_intel_plane_in_state(__state, plane, old_plane_state, new_plane_state, __i) \ for ((__i) = 0; \ (__i) < (__state)->base.dev->mode_config.num_total_plane && \ -- cgit From 87816d6074858263b9b2998f626954afb53d4673 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Mon, 8 Apr 2024 21:08:36 +0300 Subject: drm/i915/gt: drop display clock info from gt debugfs MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The same info is available in i915_cdclk_info. Reviewed-by: Ville Syrjälä Acked-by: Lucas De Marchi Signed-off-by: Jani Nikula Link: https://patchwork.freedesktop.org/patch/msgid/50461f13ab09b162de25d3f3587890548f4db499.1712599670.git.jani.nikula@intel.com --- drivers/gpu/drm/i915/gt/intel_gt_pm_debugfs.c | 4 ---- 1 file changed, 4 deletions(-) diff --git a/drivers/gpu/drm/i915/gt/intel_gt_pm_debugfs.c b/drivers/gpu/drm/i915/gt/intel_gt_pm_debugfs.c index 7114c116e928..2c7afd472959 100644 --- a/drivers/gpu/drm/i915/gt/intel_gt_pm_debugfs.c +++ b/drivers/gpu/drm/i915/gt/intel_gt_pm_debugfs.c @@ -392,10 +392,6 @@ void intel_gt_pm_frequency_dump(struct intel_gt *gt, struct drm_printer *p) drm_puts(p, "no P-state info available\n"); } - drm_printf(p, "Current CD clock frequency: %d kHz\n", i915->display.cdclk.hw.cdclk); - drm_printf(p, "Max CD clock frequency: %d kHz\n", i915->display.cdclk.max_cdclk_freq); - drm_printf(p, "Max pixel clock frequency: %d kHz\n", i915->max_dotclk_freq); - intel_runtime_pm_put(uncore->rpm, wakeref); } -- cgit From ded402c7a044870fabdfb620be170e591ba73ff7 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Tue, 9 Apr 2024 10:18:51 +0300 Subject: drm/i915: move skl_preferred_vco_freq to display substruct MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The info is related to display, and should be placed under i915->display. Reviewed-by: Ville Syrjälä Acked-by: Lucas De Marchi Signed-off-by: Jani Nikula Link: https://patchwork.freedesktop.org/patch/msgid/4e9877d1641bce905cc9dd5eabe40df51ddbe9b5.1712599670.git.jani.nikula@intel.com --- drivers/gpu/drm/i915/display/intel_cdclk.c | 17 ++++++++--------- drivers/gpu/drm/i915/display/intel_display_core.h | 1 + drivers/gpu/drm/i915/i915_drv.h | 1 - drivers/gpu/drm/xe/xe_device_types.h | 5 +---- 4 files changed, 10 insertions(+), 14 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_cdclk.c b/drivers/gpu/drm/i915/display/intel_cdclk.c index d61aa5b7cbdb..950942dc3d60 100644 --- a/drivers/gpu/drm/i915/display/intel_cdclk.c +++ b/drivers/gpu/drm/i915/display/intel_cdclk.c @@ -1021,15 +1021,14 @@ static int skl_cdclk_decimal(int cdclk) return DIV_ROUND_CLOSEST(cdclk - 1000, 500); } -static void skl_set_preferred_cdclk_vco(struct drm_i915_private *dev_priv, - int vco) +static void skl_set_preferred_cdclk_vco(struct drm_i915_private *i915, int vco) { - bool changed = dev_priv->skl_preferred_vco_freq != vco; + bool changed = i915->display.cdclk.skl_preferred_vco_freq != vco; - dev_priv->skl_preferred_vco_freq = vco; + i915->display.cdclk.skl_preferred_vco_freq = vco; if (changed) - intel_update_max_cdclk(dev_priv); + intel_update_max_cdclk(i915); } static u32 skl_dpll0_link_rate(struct drm_i915_private *dev_priv, int vco) @@ -1233,7 +1232,7 @@ static void skl_cdclk_init_hw(struct drm_i915_private *dev_priv) * Use the current vco as our initial * guess as to what the preferred vco is. */ - if (dev_priv->skl_preferred_vco_freq == 0) + if (dev_priv->display.cdclk.skl_preferred_vco_freq == 0) skl_set_preferred_cdclk_vco(dev_priv, dev_priv->display.cdclk.hw.vco); return; @@ -1241,7 +1240,7 @@ static void skl_cdclk_init_hw(struct drm_i915_private *dev_priv) cdclk_config = dev_priv->display.cdclk.hw; - cdclk_config.vco = dev_priv->skl_preferred_vco_freq; + cdclk_config.vco = dev_priv->display.cdclk.skl_preferred_vco_freq; if (cdclk_config.vco == 0) cdclk_config.vco = 8100000; cdclk_config.cdclk = skl_calc_cdclk(0, cdclk_config.vco); @@ -3011,7 +3010,7 @@ static int skl_dpll0_vco(struct intel_cdclk_state *cdclk_state) vco = cdclk_state->logical.vco; if (!vco) - vco = dev_priv->skl_preferred_vco_freq; + vco = dev_priv->display.cdclk.skl_preferred_vco_freq; for_each_new_intel_crtc_in_state(state, crtc, crtc_state, i) { if (!crtc_state->hw.enable) @@ -3397,7 +3396,7 @@ void intel_update_max_cdclk(struct drm_i915_private *dev_priv) u32 limit = intel_de_read(dev_priv, SKL_DFSM) & SKL_DFSM_CDCLK_LIMIT_MASK; int max_cdclk, vco; - vco = dev_priv->skl_preferred_vco_freq; + vco = dev_priv->display.cdclk.skl_preferred_vco_freq; drm_WARN_ON(&dev_priv->drm, vco != 8100000 && vco != 8640000); /* diff --git a/drivers/gpu/drm/i915/display/intel_display_core.h b/drivers/gpu/drm/i915/display/intel_display_core.h index 2167dbee5eea..b577429ee6e9 100644 --- a/drivers/gpu/drm/i915/display/intel_display_core.h +++ b/drivers/gpu/drm/i915/display/intel_display_core.h @@ -345,6 +345,7 @@ struct intel_display { struct intel_global_obj obj; unsigned int max_cdclk_freq; + unsigned int skl_preferred_vco_freq; } cdclk; struct { diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index cf52d4adaa20..ba3c27c969f2 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -251,7 +251,6 @@ struct drm_i915_private { bool preserve_bios_swizzle; unsigned int fsb_freq, mem_freq, is_ddr3; - unsigned int skl_preferred_vco_freq; unsigned int max_dotclk_freq; unsigned int hpll_freq; diff --git a/drivers/gpu/drm/xe/xe_device_types.h b/drivers/gpu/drm/xe/xe_device_types.h index 9785eef2e5a4..caa1901c126e 100644 --- a/drivers/gpu/drm/xe/xe_device_types.h +++ b/drivers/gpu/drm/xe/xe_device_types.h @@ -498,10 +498,7 @@ struct xe_device { struct mutex sb_lock; /* Should be in struct intel_display */ - u32 skl_preferred_vco_freq, max_dotclk_freq, hti_state; - u8 snps_phy_failed_calibration; - struct drm_atomic_state *modeset_restore_state; - struct list_head global_obj_list; + u32 max_dotclk_freq; union { /* only to allow build, not used functionally */ -- cgit From 8219ab6d6f0d77f1b0bad194ad244ad752a7f3c3 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Mon, 8 Apr 2024 21:08:38 +0300 Subject: drm/i915: move max_dotclk_freq to display substruct MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The info is related to display, and should be placed under i915->display. Reviewed-by: Ville Syrjälä Acked-by: Lucas De Marchi Signed-off-by: Jani Nikula Link: https://patchwork.freedesktop.org/patch/msgid/ea012aa72c93f3d436ccacf8f75683757d144b82.1712599670.git.jani.nikula@intel.com --- drivers/gpu/drm/i915/display/intel_cdclk.c | 6 +++--- drivers/gpu/drm/i915/display/intel_crt.c | 2 +- drivers/gpu/drm/i915/display/intel_display.c | 6 +++--- drivers/gpu/drm/i915/display/intel_display_core.h | 1 + drivers/gpu/drm/i915/display/intel_dp.c | 4 ++-- drivers/gpu/drm/i915/display/intel_dp_mst.c | 2 +- drivers/gpu/drm/i915/display/intel_dsi.c | 2 +- drivers/gpu/drm/i915/display/intel_dvo.c | 2 +- drivers/gpu/drm/i915/display/intel_hdmi.c | 2 +- drivers/gpu/drm/i915/display/intel_lvds.c | 2 +- drivers/gpu/drm/i915/display/intel_sdvo.c | 2 +- drivers/gpu/drm/i915/display/intel_tv.c | 2 +- drivers/gpu/drm/i915/i915_drv.h | 1 - drivers/gpu/drm/xe/xe_device_types.h | 3 --- 14 files changed, 17 insertions(+), 20 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_cdclk.c b/drivers/gpu/drm/i915/display/intel_cdclk.c index 950942dc3d60..7a833b5f2de2 100644 --- a/drivers/gpu/drm/i915/display/intel_cdclk.c +++ b/drivers/gpu/drm/i915/display/intel_cdclk.c @@ -3438,13 +3438,13 @@ void intel_update_max_cdclk(struct drm_i915_private *dev_priv) dev_priv->display.cdclk.max_cdclk_freq = dev_priv->display.cdclk.hw.cdclk; } - dev_priv->max_dotclk_freq = intel_compute_max_dotclk(dev_priv); + dev_priv->display.cdclk.max_dotclk_freq = intel_compute_max_dotclk(dev_priv); drm_dbg(&dev_priv->drm, "Max CD clock rate: %d kHz\n", dev_priv->display.cdclk.max_cdclk_freq); drm_dbg(&dev_priv->drm, "Max dotclock rate: %d kHz\n", - dev_priv->max_dotclk_freq); + dev_priv->display.cdclk.max_dotclk_freq); } /** @@ -3618,7 +3618,7 @@ static int i915_cdclk_info_show(struct seq_file *m, void *unused) seq_printf(m, "Current CD clock frequency: %d kHz\n", i915->display.cdclk.hw.cdclk); seq_printf(m, "Max CD clock frequency: %d kHz\n", i915->display.cdclk.max_cdclk_freq); - seq_printf(m, "Max pixel clock frequency: %d kHz\n", i915->max_dotclk_freq); + seq_printf(m, "Max pixel clock frequency: %d kHz\n", i915->display.cdclk.max_dotclk_freq); return 0; } diff --git a/drivers/gpu/drm/i915/display/intel_crt.c b/drivers/gpu/drm/i915/display/intel_crt.c index 2e95093aa4d4..10e95dc425a6 100644 --- a/drivers/gpu/drm/i915/display/intel_crt.c +++ b/drivers/gpu/drm/i915/display/intel_crt.c @@ -348,7 +348,7 @@ intel_crt_mode_valid(struct drm_connector *connector, { struct drm_device *dev = connector->dev; struct drm_i915_private *dev_priv = to_i915(dev); - int max_dotclk = dev_priv->max_dotclk_freq; + int max_dotclk = dev_priv->display.cdclk.max_dotclk_freq; enum drm_mode_status status; int max_clock; diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index 41062b4fb6ae..74018de5a17f 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -2419,7 +2419,7 @@ static int intel_crtc_compute_pipe_mode(struct intel_crtc_state *crtc_state) struct drm_i915_private *i915 = to_i915(crtc->base.dev); struct drm_display_mode *adjusted_mode = &crtc_state->hw.adjusted_mode; struct drm_display_mode *pipe_mode = &crtc_state->hw.pipe_mode; - int clock_limit = i915->max_dotclk_freq; + int clock_limit = i915->display.cdclk.max_dotclk_freq; /* * Start with the adjusted_mode crtc timings, which @@ -2443,7 +2443,7 @@ static int intel_crtc_compute_pipe_mode(struct intel_crtc_state *crtc_state) */ if (intel_crtc_supports_double_wide(crtc) && pipe_mode->crtc_clock > clock_limit) { - clock_limit = i915->max_dotclk_freq; + clock_limit = i915->display.cdclk.max_dotclk_freq; crtc_state->double_wide = true; } } @@ -7795,7 +7795,7 @@ void intel_setup_outputs(struct drm_i915_private *dev_priv) static int max_dotclock(struct drm_i915_private *i915) { - int max_dotclock = i915->max_dotclk_freq; + int max_dotclock = i915->display.cdclk.max_dotclk_freq; /* icl+ might use bigjoiner */ if (DISPLAY_VER(i915) >= 11) diff --git a/drivers/gpu/drm/i915/display/intel_display_core.h b/drivers/gpu/drm/i915/display/intel_display_core.h index b577429ee6e9..eed9be8e9f49 100644 --- a/drivers/gpu/drm/i915/display/intel_display_core.h +++ b/drivers/gpu/drm/i915/display/intel_display_core.h @@ -345,6 +345,7 @@ struct intel_display { struct intel_global_obj obj; unsigned int max_cdclk_freq; + unsigned int max_dotclk_freq; unsigned int skl_preferred_vco_freq; } cdclk; diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index 1df4b93e5e71..be9188bbac33 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -1210,7 +1210,7 @@ bool intel_dp_need_bigjoiner(struct intel_dp *intel_dp, if (!intel_dp_can_bigjoiner(intel_dp)) return false; - return clock > i915->max_dotclk_freq || hdisplay > 5120 || + return clock > i915->display.cdclk.max_dotclk_freq || hdisplay > 5120 || connector->force_bigjoiner_enable; } @@ -1224,7 +1224,7 @@ intel_dp_mode_valid(struct drm_connector *_connector, const struct drm_display_mode *fixed_mode; int target_clock = mode->clock; int max_rate, mode_rate, max_lanes, max_link_clock; - int max_dotclk = dev_priv->max_dotclk_freq; + int max_dotclk = dev_priv->display.cdclk.max_dotclk_freq; u16 dsc_max_compressed_bpp = 0; u8 dsc_slice_count = 0; enum drm_mode_status status; diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/drm/i915/display/intel_dp_mst.c index 6497542e3e65..cb3c529bfe38 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_mst.c +++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c @@ -1285,7 +1285,7 @@ intel_dp_mst_mode_valid_ctx(struct drm_connector *connector, struct drm_dp_mst_topology_mgr *mgr = &intel_dp->mst_mgr; struct drm_dp_mst_port *port = intel_connector->port; const int min_bpp = 18; - int max_dotclk = to_i915(connector->dev)->max_dotclk_freq; + int max_dotclk = to_i915(connector->dev)->display.cdclk.max_dotclk_freq; int max_rate, mode_rate, max_lanes, max_link_clock; int ret; bool dsc = false, bigjoiner = false; diff --git a/drivers/gpu/drm/i915/display/intel_dsi.c b/drivers/gpu/drm/i915/display/intel_dsi.c index 2dfc60e4b615..bd5888ce4852 100644 --- a/drivers/gpu/drm/i915/display/intel_dsi.c +++ b/drivers/gpu/drm/i915/display/intel_dsi.c @@ -64,7 +64,7 @@ enum drm_mode_status intel_dsi_mode_valid(struct drm_connector *connector, struct intel_connector *intel_connector = to_intel_connector(connector); const struct drm_display_mode *fixed_mode = intel_panel_fixed_mode(intel_connector, mode); - int max_dotclk = to_i915(connector->dev)->max_dotclk_freq; + int max_dotclk = to_i915(connector->dev)->display.cdclk.max_dotclk_freq; enum drm_mode_status status; drm_dbg_kms(&dev_priv->drm, "\n"); diff --git a/drivers/gpu/drm/i915/display/intel_dvo.c b/drivers/gpu/drm/i915/display/intel_dvo.c index 060328c0df7e..1840f5b59229 100644 --- a/drivers/gpu/drm/i915/display/intel_dvo.c +++ b/drivers/gpu/drm/i915/display/intel_dvo.c @@ -223,7 +223,7 @@ intel_dvo_mode_valid(struct drm_connector *_connector, struct intel_dvo *intel_dvo = intel_attached_dvo(connector); const struct drm_display_mode *fixed_mode = intel_panel_fixed_mode(connector, mode); - int max_dotclk = to_i915(connector->base.dev)->max_dotclk_freq; + int max_dotclk = to_i915(connector->base.dev)->display.cdclk.max_dotclk_freq; int target_clock = mode->clock; enum drm_mode_status status; diff --git a/drivers/gpu/drm/i915/display/intel_hdmi.c b/drivers/gpu/drm/i915/display/intel_hdmi.c index 12eff05a7157..5f6deceaf8ba 100644 --- a/drivers/gpu/drm/i915/display/intel_hdmi.c +++ b/drivers/gpu/drm/i915/display/intel_hdmi.c @@ -1993,7 +1993,7 @@ intel_hdmi_mode_valid(struct drm_connector *connector, struct drm_i915_private *dev_priv = intel_hdmi_to_i915(hdmi); enum drm_mode_status status; int clock = mode->clock; - int max_dotclk = to_i915(connector->dev)->max_dotclk_freq; + int max_dotclk = to_i915(connector->dev)->display.cdclk.max_dotclk_freq; bool has_hdmi_sink = intel_has_hdmi_sink(hdmi, connector->state); bool ycbcr_420_only; enum intel_output_format sink_format; diff --git a/drivers/gpu/drm/i915/display/intel_lvds.c b/drivers/gpu/drm/i915/display/intel_lvds.c index 24860945f2e4..8b8959073466 100644 --- a/drivers/gpu/drm/i915/display/intel_lvds.c +++ b/drivers/gpu/drm/i915/display/intel_lvds.c @@ -392,7 +392,7 @@ intel_lvds_mode_valid(struct drm_connector *_connector, struct drm_i915_private *i915 = to_i915(connector->base.dev); const struct drm_display_mode *fixed_mode = intel_panel_fixed_mode(connector, mode); - int max_pixclk = to_i915(connector->base.dev)->max_dotclk_freq; + int max_pixclk = to_i915(connector->base.dev)->display.cdclk.max_dotclk_freq; enum drm_mode_status status; status = intel_cpu_transcoder_mode_valid(i915, mode); diff --git a/drivers/gpu/drm/i915/display/intel_sdvo.c b/drivers/gpu/drm/i915/display/intel_sdvo.c index df76044a739a..d0d712405129 100644 --- a/drivers/gpu/drm/i915/display/intel_sdvo.c +++ b/drivers/gpu/drm/i915/display/intel_sdvo.c @@ -1944,7 +1944,7 @@ intel_sdvo_mode_valid(struct drm_connector *connector, struct intel_sdvo_connector *intel_sdvo_connector = to_intel_sdvo_connector(connector); bool has_hdmi_sink = intel_has_hdmi_sink(intel_sdvo_connector, connector->state); - int max_dotclk = i915->max_dotclk_freq; + int max_dotclk = i915->display.cdclk.max_dotclk_freq; enum drm_mode_status status; int clock = mode->clock; diff --git a/drivers/gpu/drm/i915/display/intel_tv.c b/drivers/gpu/drm/i915/display/intel_tv.c index 79d35c1b3c81..9df0f1263913 100644 --- a/drivers/gpu/drm/i915/display/intel_tv.c +++ b/drivers/gpu/drm/i915/display/intel_tv.c @@ -962,7 +962,7 @@ intel_tv_mode_valid(struct drm_connector *connector, { struct drm_i915_private *i915 = to_i915(connector->dev); const struct tv_mode *tv_mode = intel_tv_mode_find(connector->state); - int max_dotclk = i915->max_dotclk_freq; + int max_dotclk = i915->display.cdclk.max_dotclk_freq; enum drm_mode_status status; status = intel_cpu_transcoder_mode_valid(i915, mode); diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index ba3c27c969f2..ac8ad18c5fc2 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -252,7 +252,6 @@ struct drm_i915_private { unsigned int fsb_freq, mem_freq, is_ddr3; - unsigned int max_dotclk_freq; unsigned int hpll_freq; unsigned int czclk_freq; diff --git a/drivers/gpu/drm/xe/xe_device_types.h b/drivers/gpu/drm/xe/xe_device_types.h index caa1901c126e..9ef462328618 100644 --- a/drivers/gpu/drm/xe/xe_device_types.h +++ b/drivers/gpu/drm/xe/xe_device_types.h @@ -497,9 +497,6 @@ struct xe_device { /* For pcode */ struct mutex sb_lock; - /* Should be in struct intel_display */ - u32 max_dotclk_freq; - union { /* only to allow build, not used functionally */ u32 irq_mask; -- cgit From 53e8de10f213edcab65b7b1700e91c271ad93718 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Mon, 8 Apr 2024 21:08:39 +0300 Subject: drm/i915: move vblank_enabled to display substruct MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The info is related to display, and should be placed under i915->display. Start a new irq sub-substruct. Reviewed-by: Ville Syrjälä Acked-by: Lucas De Marchi Signed-off-by: Jani Nikula Link: https://patchwork.freedesktop.org/patch/msgid/eb89ed70020ea78396e1fec6f1a97693f2bdb96b.1712599670.git.jani.nikula@intel.com --- drivers/gpu/drm/i915/display/intel_display_core.h | 5 +++++ drivers/gpu/drm/i915/display/intel_display_irq.c | 12 ++++++------ drivers/gpu/drm/i915/i915_drv.h | 3 --- drivers/gpu/drm/xe/xe_device_types.h | 1 - 4 files changed, 11 insertions(+), 10 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display_core.h b/drivers/gpu/drm/i915/display/intel_display_core.h index eed9be8e9f49..52f7d6e0324f 100644 --- a/drivers/gpu/drm/i915/display/intel_display_core.h +++ b/drivers/gpu/drm/i915/display/intel_display_core.h @@ -447,6 +447,11 @@ struct intel_display { bool false_color; } ips; + struct { + /* For i915gm/i945gm vblank irq workaround */ + u8 vblank_enabled; + } irq; + struct { wait_queue_head_t waitqueue; diff --git a/drivers/gpu/drm/i915/display/intel_display_irq.c b/drivers/gpu/drm/i915/display/intel_display_irq.c index f846c5b108b5..6219b1a62210 100644 --- a/drivers/gpu/drm/i915/display/intel_display_irq.c +++ b/drivers/gpu/drm/i915/display/intel_display_irq.c @@ -1203,7 +1203,7 @@ int i8xx_enable_vblank(struct drm_crtc *crtc) int i915gm_enable_vblank(struct drm_crtc *crtc) { - struct drm_i915_private *dev_priv = to_i915(crtc->dev); + struct drm_i915_private *i915 = to_i915(crtc->dev); /* * Vblank interrupts fail to wake the device up from C2+. @@ -1211,8 +1211,8 @@ int i915gm_enable_vblank(struct drm_crtc *crtc) * the problem. There is a small power cost so we do this * only when vblank interrupts are actually enabled. */ - if (dev_priv->vblank_enabled++ == 0) - intel_uncore_write(&dev_priv->uncore, SCPD0, _MASKED_BIT_ENABLE(CSTATE_RENDER_CLOCK_GATE_DISABLE)); + if (i915->display.irq.vblank_enabled++ == 0) + intel_uncore_write(&i915->uncore, SCPD0, _MASKED_BIT_ENABLE(CSTATE_RENDER_CLOCK_GATE_DISABLE)); return i8xx_enable_vblank(crtc); } @@ -1315,12 +1315,12 @@ void i8xx_disable_vblank(struct drm_crtc *crtc) void i915gm_disable_vblank(struct drm_crtc *crtc) { - struct drm_i915_private *dev_priv = to_i915(crtc->dev); + struct drm_i915_private *i915 = to_i915(crtc->dev); i8xx_disable_vblank(crtc); - if (--dev_priv->vblank_enabled == 0) - intel_uncore_write(&dev_priv->uncore, SCPD0, _MASKED_BIT_DISABLE(CSTATE_RENDER_CLOCK_GATE_DISABLE)); + if (--i915->display.irq.vblank_enabled == 0) + intel_uncore_write(&i915->uncore, SCPD0, _MASKED_BIT_DISABLE(CSTATE_RENDER_CLOCK_GATE_DISABLE)); } void i965_disable_vblank(struct drm_crtc *crtc) diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index ac8ad18c5fc2..a83553731538 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -348,9 +348,6 @@ struct drm_i915_private { struct intel_pxp *pxp; - /* For i915gm/i945gm vblank irq workaround */ - u8 vblank_enabled; - bool irq_enabled; struct i915_pmu pmu; diff --git a/drivers/gpu/drm/xe/xe_device_types.h b/drivers/gpu/drm/xe/xe_device_types.h index 9ef462328618..e19b022a095f 100644 --- a/drivers/gpu/drm/xe/xe_device_types.h +++ b/drivers/gpu/drm/xe/xe_device_types.h @@ -516,7 +516,6 @@ struct xe_device { unsigned int hpll_freq; unsigned int czclk_freq; unsigned int fsb_freq, mem_freq, is_ddr3; - u8 vblank_enabled; }; struct { const char *dmc_firmware_path; -- cgit From 9aad732906863b245446998bc8613bd7788dbd5f Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Mon, 8 Apr 2024 21:08:40 +0300 Subject: drm/i915: move display_irqs_enabled to display substruct MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The info is related to display, and should be placed under i915->display. Reviewed-by: Ville Syrjälä Acked-by: Lucas De Marchi Signed-off-by: Jani Nikula Link: https://patchwork.freedesktop.org/patch/msgid/f6ac8e4c6ec8621bacf3db58a2bf156bd636f1d1.1712599670.git.jani.nikula@intel.com --- drivers/gpu/drm/i915/display/intel_display_core.h | 2 ++ drivers/gpu/drm/i915/display/intel_display_irq.c | 14 +++++++------- drivers/gpu/drm/i915/display/intel_hotplug_irq.c | 2 +- drivers/gpu/drm/i915/i915_drv.h | 2 -- drivers/gpu/drm/i915/i915_irq.c | 8 ++++---- drivers/gpu/drm/xe/xe_device_types.h | 1 - 6 files changed, 14 insertions(+), 15 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display_core.h b/drivers/gpu/drm/i915/display/intel_display_core.h index 52f7d6e0324f..68aee44b4822 100644 --- a/drivers/gpu/drm/i915/display/intel_display_core.h +++ b/drivers/gpu/drm/i915/display/intel_display_core.h @@ -448,6 +448,8 @@ struct intel_display { } ips; struct { + bool display_irqs_enabled; + /* For i915gm/i945gm vblank irq workaround */ u8 vblank_enabled; } irq; diff --git a/drivers/gpu/drm/i915/display/intel_display_irq.c b/drivers/gpu/drm/i915/display/intel_display_irq.c index 6219b1a62210..e9fcdac90efd 100644 --- a/drivers/gpu/drm/i915/display/intel_display_irq.c +++ b/drivers/gpu/drm/i915/display/intel_display_irq.c @@ -412,7 +412,7 @@ void i9xx_pipestat_irq_ack(struct drm_i915_private *dev_priv, spin_lock(&dev_priv->irq_lock); - if (!dev_priv->display_irqs_enabled) { + if (!dev_priv->display.irq.display_irqs_enabled) { spin_unlock(&dev_priv->irq_lock); return; } @@ -1558,10 +1558,10 @@ void valleyview_enable_display_irqs(struct drm_i915_private *dev_priv) { lockdep_assert_held(&dev_priv->irq_lock); - if (dev_priv->display_irqs_enabled) + if (dev_priv->display.irq.display_irqs_enabled) return; - dev_priv->display_irqs_enabled = true; + dev_priv->display.irq.display_irqs_enabled = true; if (intel_irqs_enabled(dev_priv)) { vlv_display_irq_reset(dev_priv); @@ -1573,10 +1573,10 @@ void valleyview_disable_display_irqs(struct drm_i915_private *dev_priv) { lockdep_assert_held(&dev_priv->irq_lock); - if (!dev_priv->display_irqs_enabled) + if (!dev_priv->display.irq.display_irqs_enabled) return; - dev_priv->display_irqs_enabled = false; + dev_priv->display.irq.display_irqs_enabled = false; if (intel_irqs_enabled(dev_priv)) vlv_display_irq_reset(dev_priv); @@ -1770,9 +1770,9 @@ void intel_display_irq_init(struct drm_i915_private *i915) * domain. We defer setting up the display irqs in this case to the * runtime pm. */ - i915->display_irqs_enabled = true; + i915->display.irq.display_irqs_enabled = true; if (IS_VALLEYVIEW(i915) || IS_CHERRYVIEW(i915)) - i915->display_irqs_enabled = false; + i915->display.irq.display_irqs_enabled = false; intel_hotplug_irq_init(i915); } diff --git a/drivers/gpu/drm/i915/display/intel_hotplug_irq.c b/drivers/gpu/drm/i915/display/intel_hotplug_irq.c index 76076509f771..d270bb7b9462 100644 --- a/drivers/gpu/drm/i915/display/intel_hotplug_irq.c +++ b/drivers/gpu/drm/i915/display/intel_hotplug_irq.c @@ -1444,7 +1444,7 @@ void intel_hpd_enable_detection(struct intel_encoder *encoder) void intel_hpd_irq_setup(struct drm_i915_private *i915) { - if (i915->display_irqs_enabled && i915->display.funcs.hotplug) + if (i915->display.irq.display_irqs_enabled && i915->display.funcs.hotplug) i915->display.funcs.hotplug->hpd_irq_setup(i915); } diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index a83553731538..b3daca57f32c 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -235,8 +235,6 @@ struct drm_i915_private { /* protects the irq masks */ spinlock_t irq_lock; - bool display_irqs_enabled; - /* Sideband mailbox protection */ struct mutex sb_lock; struct pm_qos_request sb_qos; diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index 8130f043693b..678d632ed043 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -702,7 +702,7 @@ static void valleyview_irq_reset(struct drm_i915_private *dev_priv) gen5_gt_irq_reset(to_gt(dev_priv)); spin_lock_irq(&dev_priv->irq_lock); - if (dev_priv->display_irqs_enabled) + if (dev_priv->display.irq.display_irqs_enabled) vlv_display_irq_reset(dev_priv); spin_unlock_irq(&dev_priv->irq_lock); } @@ -767,7 +767,7 @@ static void cherryview_irq_reset(struct drm_i915_private *dev_priv) GEN3_IRQ_RESET(uncore, GEN8_PCU_); spin_lock_irq(&dev_priv->irq_lock); - if (dev_priv->display_irqs_enabled) + if (dev_priv->display.irq.display_irqs_enabled) vlv_display_irq_reset(dev_priv); spin_unlock_irq(&dev_priv->irq_lock); } @@ -784,7 +784,7 @@ static void valleyview_irq_postinstall(struct drm_i915_private *dev_priv) gen5_gt_irq_postinstall(to_gt(dev_priv)); spin_lock_irq(&dev_priv->irq_lock); - if (dev_priv->display_irqs_enabled) + if (dev_priv->display.irq.display_irqs_enabled) vlv_display_irq_postinstall(dev_priv); spin_unlock_irq(&dev_priv->irq_lock); @@ -838,7 +838,7 @@ static void cherryview_irq_postinstall(struct drm_i915_private *dev_priv) gen8_gt_irq_postinstall(to_gt(dev_priv)); spin_lock_irq(&dev_priv->irq_lock); - if (dev_priv->display_irqs_enabled) + if (dev_priv->display.irq.display_irqs_enabled) vlv_display_irq_postinstall(dev_priv); spin_unlock_irq(&dev_priv->irq_lock); diff --git a/drivers/gpu/drm/xe/xe_device_types.h b/drivers/gpu/drm/xe/xe_device_types.h index e19b022a095f..a8844a147cdf 100644 --- a/drivers/gpu/drm/xe/xe_device_types.h +++ b/drivers/gpu/drm/xe/xe_device_types.h @@ -504,7 +504,6 @@ struct xe_device { }; u32 pipestat_irq_mask[I915_MAX_PIPES]; - bool display_irqs_enabled; u32 enabled_irq_mask; struct intel_uncore { -- cgit From f25ae90ff9c6705de2cbf3b8b1654b950229b979 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Mon, 8 Apr 2024 21:08:41 +0300 Subject: drm/i915: move de_irq_mask to display substruct MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The info is related to display, and should be placed under i915->display. Reviewed-by: Ville Syrjälä Acked-by: Lucas De Marchi Signed-off-by: Jani Nikula Link: https://patchwork.freedesktop.org/patch/msgid/733fc96df9153c6af8979d9b23d3aa3734937b56.1712599670.git.jani.nikula@intel.com --- drivers/gpu/drm/i915/display/intel_display_core.h | 2 ++ drivers/gpu/drm/i915/display/intel_display_irq.c | 17 +++++++++-------- drivers/gpu/drm/i915/i915_drv.h | 5 +---- drivers/gpu/drm/xe/xe_device_types.h | 7 ++----- 4 files changed, 14 insertions(+), 17 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display_core.h b/drivers/gpu/drm/i915/display/intel_display_core.h index 68aee44b4822..7a70b162b015 100644 --- a/drivers/gpu/drm/i915/display/intel_display_core.h +++ b/drivers/gpu/drm/i915/display/intel_display_core.h @@ -452,6 +452,8 @@ struct intel_display { /* For i915gm/i945gm vblank irq workaround */ u8 vblank_enabled; + + u32 de_irq_mask[I915_MAX_PIPES]; } irq; struct { diff --git a/drivers/gpu/drm/i915/display/intel_display_irq.c b/drivers/gpu/drm/i915/display/intel_display_irq.c index e9fcdac90efd..9b9548ae9797 100644 --- a/drivers/gpu/drm/i915/display/intel_display_irq.c +++ b/drivers/gpu/drm/i915/display/intel_display_irq.c @@ -117,13 +117,14 @@ static void bdw_update_pipe_irq(struct drm_i915_private *dev_priv, if (drm_WARN_ON(&dev_priv->drm, !intel_irqs_enabled(dev_priv))) return; - new_val = dev_priv->de_irq_mask[pipe]; + new_val = dev_priv->display.irq.de_irq_mask[pipe]; new_val &= ~interrupt_mask; new_val |= (~enabled_irq_mask & interrupt_mask); - if (new_val != dev_priv->de_irq_mask[pipe]) { - dev_priv->de_irq_mask[pipe] = new_val; - intel_uncore_write(&dev_priv->uncore, GEN8_DE_PIPE_IMR(pipe), dev_priv->de_irq_mask[pipe]); + if (new_val != dev_priv->display.irq.de_irq_mask[pipe]) { + dev_priv->display.irq.de_irq_mask[pipe] = new_val; + intel_uncore_write(&dev_priv->uncore, GEN8_DE_PIPE_IMR(pipe), + dev_priv->display.irq.de_irq_mask[pipe]); intel_uncore_posting_read(&dev_priv->uncore, GEN8_DE_PIPE_IMR(pipe)); } } @@ -1497,8 +1498,8 @@ void gen8_irq_power_well_post_enable(struct drm_i915_private *dev_priv, for_each_pipe_masked(dev_priv, pipe, pipe_mask) GEN8_IRQ_INIT_NDX(uncore, DE_PIPE, pipe, - dev_priv->de_irq_mask[pipe], - ~dev_priv->de_irq_mask[pipe] | extra_ier); + dev_priv->display.irq.de_irq_mask[pipe], + ~dev_priv->display.irq.de_irq_mask[pipe] | extra_ier); spin_unlock_irq(&dev_priv->irq_lock); } @@ -1694,12 +1695,12 @@ void gen8_de_irq_postinstall(struct drm_i915_private *dev_priv) } for_each_pipe(dev_priv, pipe) { - dev_priv->de_irq_mask[pipe] = ~de_pipe_masked; + dev_priv->display.irq.de_irq_mask[pipe] = ~de_pipe_masked; if (intel_display_power_is_enabled(dev_priv, POWER_DOMAIN_PIPE(pipe))) GEN8_IRQ_INIT_NDX(uncore, DE_PIPE, pipe, - dev_priv->de_irq_mask[pipe], + dev_priv->display.irq.de_irq_mask[pipe], de_pipe_enables); } diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index b3daca57f32c..41add82ca369 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -240,10 +240,7 @@ struct drm_i915_private { struct pm_qos_request sb_qos; /** Cached value of IMR to avoid reads in updating the bitfield */ - union { - u32 irq_mask; - u32 de_irq_mask[I915_MAX_PIPES]; - }; + u32 irq_mask; u32 pipestat_irq_mask[I915_MAX_PIPES]; bool preserve_bios_swizzle; diff --git a/drivers/gpu/drm/xe/xe_device_types.h b/drivers/gpu/drm/xe/xe_device_types.h index a8844a147cdf..a5af0c1269fc 100644 --- a/drivers/gpu/drm/xe/xe_device_types.h +++ b/drivers/gpu/drm/xe/xe_device_types.h @@ -497,11 +497,8 @@ struct xe_device { /* For pcode */ struct mutex sb_lock; - union { - /* only to allow build, not used functionally */ - u32 irq_mask; - u32 de_irq_mask[I915_MAX_PIPES]; - }; + /* only to allow build, not used functionally */ + u32 irq_mask; u32 pipestat_irq_mask[I915_MAX_PIPES]; u32 enabled_irq_mask; -- cgit From 860cefce5ebe6eedf514ef9fa2b2bf6d4d172773 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Mon, 8 Apr 2024 21:08:42 +0300 Subject: drm/i915: move pipestat_irq_mask to display substruct MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The info is related to display, and should be placed under i915->display. Reviewed-by: Ville Syrjälä Acked-by: Lucas De Marchi Signed-off-by: Jani Nikula Link: https://patchwork.freedesktop.org/patch/msgid/2e2f1c9576126927ea63a54639077c01d44ad5b6.1712599670.git.jani.nikula@intel.com --- drivers/gpu/drm/i915/display/intel_display_core.h | 1 + drivers/gpu/drm/i915/display/intel_display_irq.c | 14 +++++++------- drivers/gpu/drm/i915/i915_drv.h | 1 - drivers/gpu/drm/xe/xe_device_types.h | 1 - 4 files changed, 8 insertions(+), 9 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display_core.h b/drivers/gpu/drm/i915/display/intel_display_core.h index 7a70b162b015..db9b6492758e 100644 --- a/drivers/gpu/drm/i915/display/intel_display_core.h +++ b/drivers/gpu/drm/i915/display/intel_display_core.h @@ -454,6 +454,7 @@ struct intel_display { u8 vblank_enabled; u32 de_irq_mask[I915_MAX_PIPES]; + u32 pipestat_irq_mask[I915_MAX_PIPES]; } irq; struct { diff --git a/drivers/gpu/drm/i915/display/intel_display_irq.c b/drivers/gpu/drm/i915/display/intel_display_irq.c index 9b9548ae9797..c337e0597541 100644 --- a/drivers/gpu/drm/i915/display/intel_display_irq.c +++ b/drivers/gpu/drm/i915/display/intel_display_irq.c @@ -180,7 +180,7 @@ void ibx_disable_display_interrupt(struct drm_i915_private *i915, u32 bits) u32 i915_pipestat_enable_mask(struct drm_i915_private *dev_priv, enum pipe pipe) { - u32 status_mask = dev_priv->pipestat_irq_mask[pipe]; + u32 status_mask = dev_priv->display.irq.pipestat_irq_mask[pipe]; u32 enable_mask = status_mask << 16; lockdep_assert_held(&dev_priv->irq_lock); @@ -234,10 +234,10 @@ void i915_enable_pipestat(struct drm_i915_private *dev_priv, lockdep_assert_held(&dev_priv->irq_lock); drm_WARN_ON(&dev_priv->drm, !intel_irqs_enabled(dev_priv)); - if ((dev_priv->pipestat_irq_mask[pipe] & status_mask) == status_mask) + if ((dev_priv->display.irq.pipestat_irq_mask[pipe] & status_mask) == status_mask) return; - dev_priv->pipestat_irq_mask[pipe] |= status_mask; + dev_priv->display.irq.pipestat_irq_mask[pipe] |= status_mask; enable_mask = i915_pipestat_enable_mask(dev_priv, pipe); intel_uncore_write(&dev_priv->uncore, reg, enable_mask | status_mask); @@ -257,10 +257,10 @@ void i915_disable_pipestat(struct drm_i915_private *dev_priv, lockdep_assert_held(&dev_priv->irq_lock); drm_WARN_ON(&dev_priv->drm, !intel_irqs_enabled(dev_priv)); - if ((dev_priv->pipestat_irq_mask[pipe] & status_mask) == 0) + if ((dev_priv->display.irq.pipestat_irq_mask[pipe] & status_mask) == 0) return; - dev_priv->pipestat_irq_mask[pipe] &= ~status_mask; + dev_priv->display.irq.pipestat_irq_mask[pipe] &= ~status_mask; enable_mask = i915_pipestat_enable_mask(dev_priv, pipe); intel_uncore_write(&dev_priv->uncore, reg, enable_mask | status_mask); @@ -402,7 +402,7 @@ void i9xx_pipestat_irq_reset(struct drm_i915_private *dev_priv) PIPESTAT_INT_STATUS_MASK | PIPE_FIFO_UNDERRUN_STATUS); - dev_priv->pipestat_irq_mask[pipe] = 0; + dev_priv->display.irq.pipestat_irq_mask[pipe] = 0; } } @@ -446,7 +446,7 @@ void i9xx_pipestat_irq_ack(struct drm_i915_private *dev_priv, break; } if (iir & iir_bit) - status_mask |= dev_priv->pipestat_irq_mask[pipe]; + status_mask |= dev_priv->display.irq.pipestat_irq_mask[pipe]; if (!status_mask) continue; diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 41add82ca369..ee0d7d5f135d 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -241,7 +241,6 @@ struct drm_i915_private { /** Cached value of IMR to avoid reads in updating the bitfield */ u32 irq_mask; - u32 pipestat_irq_mask[I915_MAX_PIPES]; bool preserve_bios_swizzle; diff --git a/drivers/gpu/drm/xe/xe_device_types.h b/drivers/gpu/drm/xe/xe_device_types.h index a5af0c1269fc..dde6639da2fd 100644 --- a/drivers/gpu/drm/xe/xe_device_types.h +++ b/drivers/gpu/drm/xe/xe_device_types.h @@ -499,7 +499,6 @@ struct xe_device { /* only to allow build, not used functionally */ u32 irq_mask; - u32 pipestat_irq_mask[I915_MAX_PIPES]; u32 enabled_irq_mask; -- cgit From fdac5a10b407c9c454154432d62deafead0f7ef1 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Fri, 5 Apr 2024 23:26:25 +0300 Subject: drm/i915: use check_add_overflow() and drop local variants Prefer common check_add_overflow() from overflow.h over the locally rolled versions of it. While check_add_overflow() does require a variable to assign to, unlike add_overflows_t(), it's still better than having multiple versions around. Cc: Kees Cook Reviewed-by: Rodrigo Vivi Link: https://patchwork.freedesktop.org/patch/msgid/20240405202625.2525671-1-jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_fb.c | 6 +++--- drivers/gpu/drm/i915/i915_utils.h | 14 -------------- 2 files changed, 3 insertions(+), 17 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_fb.c b/drivers/gpu/drm/i915/display/intel_fb.c index 3ea6470d6d92..86b443433e8b 100644 --- a/drivers/gpu/drm/i915/display/intel_fb.c +++ b/drivers/gpu/drm/i915/display/intel_fb.c @@ -1106,7 +1106,7 @@ static int intel_fb_offset_to_xy(int *x, int *y, { struct drm_i915_private *i915 = to_i915(fb->dev); unsigned int height; - u32 alignment; + u32 alignment, unused; if (DISPLAY_VER(i915) >= 12 && !intel_fb_needs_pot_stride_remap(to_intel_framebuffer(fb)) && @@ -1128,8 +1128,8 @@ static int intel_fb_offset_to_xy(int *x, int *y, height = ALIGN(height, intel_tile_height(fb, color_plane)); /* Catch potential overflows early */ - if (add_overflows_t(u32, mul_u32_u32(height, fb->pitches[color_plane]), - fb->offsets[color_plane])) { + if (check_add_overflow(mul_u32_u32(height, fb->pitches[color_plane]), + fb->offsets[color_plane], &unused)) { drm_dbg_kms(&i915->drm, "Bad offset 0x%08x or pitch %d for color plane %d\n", fb->offsets[color_plane], fb->pitches[color_plane], diff --git a/drivers/gpu/drm/i915/i915_utils.h b/drivers/gpu/drm/i915/i915_utils.h index b45ef0560611..06ec6ceb61d5 100644 --- a/drivers/gpu/drm/i915/i915_utils.h +++ b/drivers/gpu/drm/i915/i915_utils.h @@ -73,20 +73,6 @@ bool i915_error_injected(void); __i915_printk(i915, i915_error_injected() ? KERN_DEBUG : KERN_ERR, \ fmt, ##__VA_ARGS__) -#if defined(GCC_VERSION) && GCC_VERSION >= 70000 -#define add_overflows_t(T, A, B) \ - __builtin_add_overflow_p((A), (B), (T)0) -#else -#define add_overflows_t(T, A, B) ({ \ - typeof(A) a = (A); \ - typeof(B) b = (B); \ - (T)(a + b) < a; \ -}) -#endif - -#define add_overflows(A, B) \ - add_overflows_t(typeof((A) + (B)), (A), (B)) - #define range_overflows(start, size, max) ({ \ typeof(start) start__ = (start); \ typeof(size) size__ = (size); \ -- cgit From c0b8afc3a77751317ed8ef083692c983539f0032 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Fri, 5 Apr 2024 00:34:31 +0300 Subject: drm/i915: s/intel_dp_can_bigjoiner()/intel_dp_has_bigjoiner()/ MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Rename intel_dp_can_bigjoiner() to intel_dp_has_bigjoiner() to better reflect its function. Tested-by: Vidya Srinivas Reviewed-by: Vandita Kulkarni Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240404213441.17637-8-ville.syrjala@linux.intel.com --- drivers/gpu/drm/i915/display/intel_dp.c | 4 ++-- drivers/gpu/drm/i915/display/intel_dp.h | 2 +- 2 files changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index be9188bbac33..812dd3be4e79 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -433,7 +433,7 @@ int intel_dp_max_link_data_rate(struct intel_dp *intel_dp, return max_rate; } -bool intel_dp_can_bigjoiner(struct intel_dp *intel_dp) +bool intel_dp_has_bigjoiner(struct intel_dp *intel_dp) { struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp); struct intel_encoder *encoder = &intel_dig_port->base; @@ -1207,7 +1207,7 @@ bool intel_dp_need_bigjoiner(struct intel_dp *intel_dp, struct drm_i915_private *i915 = dp_to_i915(intel_dp); struct intel_connector *connector = intel_dp->attached_connector; - if (!intel_dp_can_bigjoiner(intel_dp)) + if (!intel_dp_has_bigjoiner(intel_dp)) return false; return clock > i915->display.cdclk.max_dotclk_freq || hdisplay > 5120 || diff --git a/drivers/gpu/drm/i915/display/intel_dp.h b/drivers/gpu/drm/i915/display/intel_dp.h index 9f880d7865d1..8d1c3ca28159 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.h +++ b/drivers/gpu/drm/i915/display/intel_dp.h @@ -120,7 +120,7 @@ int intel_dp_effective_data_rate(int pixel_clock, int bpp_x16, int bw_overhead); int intel_dp_max_link_data_rate(struct intel_dp *intel_dp, int max_dprx_rate, int max_dprx_lanes); -bool intel_dp_can_bigjoiner(struct intel_dp *intel_dp); +bool intel_dp_has_bigjoiner(struct intel_dp *intel_dp); bool intel_dp_needs_vsc_sdp(const struct intel_crtc_state *crtc_state, const struct drm_connector_state *conn_state); void intel_dp_set_infoframes(struct intel_encoder *encoder, bool enable, -- cgit From aa099402f98b1e1436d1683884d93edbaf21195a Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Fri, 5 Apr 2024 00:34:32 +0300 Subject: drm/i915: Extract intel_dp_joiner_needs_dsc() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Pull the "does joiner need DSC?" check into a helper. MST will want to use this too at some point. Tested-by: Vidya Srinivas Reviewed-by: Uma Shankar Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240404213441.17637-9-ville.syrjala@linux.intel.com --- drivers/gpu/drm/i915/display/intel_dp.c | 26 +++++++++++++------------- drivers/gpu/drm/i915/display/intel_dp.h | 1 + drivers/gpu/drm/i915/display/intel_dp_mst.c | 6 +----- 3 files changed, 15 insertions(+), 18 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index 812dd3be4e79..9654b2404bc0 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -1310,11 +1310,7 @@ intel_dp_mode_valid(struct drm_connector *_connector, dsc = dsc_max_compressed_bpp && dsc_slice_count; } - /* - * Big joiner configuration needs DSC for TGL which is not true for - * XE_LPD where uncompressed joiner is supported. - */ - if (DISPLAY_VER(dev_priv) < 13 && bigjoiner && !dsc) + if (intel_dp_joiner_needs_dsc(dev_priv, bigjoiner) && !dsc) return MODE_CLOCK_HIGH; if (mode_rate > max_rate && !dsc) @@ -2405,6 +2401,16 @@ int intel_dp_config_required_rate(const struct intel_crtc_state *crtc_state) return intel_dp_link_required(adjusted_mode->crtc_clock, bpp); } +bool intel_dp_joiner_needs_dsc(struct drm_i915_private *i915, bool use_joiner) +{ + /* + * Pipe joiner needs compression up to display 12 due to bandwidth + * limitation. DG2 onwards pipe joiner can be enabled without + * compression. + */ + return DISPLAY_VER(i915) < 13 && use_joiner; +} + static int intel_dp_compute_link_config(struct intel_encoder *encoder, struct intel_crtc_state *pipe_config, @@ -2419,8 +2425,7 @@ intel_dp_compute_link_config(struct intel_encoder *encoder, &pipe_config->hw.adjusted_mode; struct intel_dp *intel_dp = enc_to_intel_dp(encoder); struct link_config_limits limits; - bool joiner_needs_dsc = false; - bool dsc_needed; + bool dsc_needed, joiner_needs_dsc; int ret = 0; if (pipe_config->fec_enable && @@ -2431,12 +2436,7 @@ intel_dp_compute_link_config(struct intel_encoder *encoder, adjusted_mode->crtc_clock)) pipe_config->bigjoiner_pipes = GENMASK(crtc->pipe + 1, crtc->pipe); - /* - * Pipe joiner needs compression up to display 12 due to bandwidth - * limitation. DG2 onwards pipe joiner can be enabled without - * compression. - */ - joiner_needs_dsc = DISPLAY_VER(i915) < 13 && pipe_config->bigjoiner_pipes; + joiner_needs_dsc = intel_dp_joiner_needs_dsc(i915, pipe_config->bigjoiner_pipes); dsc_needed = joiner_needs_dsc || intel_dp->force_dsc_en || !intel_dp_compute_config_limits(intel_dp, pipe_config, diff --git a/drivers/gpu/drm/i915/display/intel_dp.h b/drivers/gpu/drm/i915/display/intel_dp.h index 8d1c3ca28159..9f6be562fa08 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.h +++ b/drivers/gpu/drm/i915/display/intel_dp.h @@ -120,6 +120,7 @@ int intel_dp_effective_data_rate(int pixel_clock, int bpp_x16, int bw_overhead); int intel_dp_max_link_data_rate(struct intel_dp *intel_dp, int max_dprx_rate, int max_dprx_lanes); +bool intel_dp_joiner_needs_dsc(struct drm_i915_private *i915, bool use_joiner); bool intel_dp_has_bigjoiner(struct intel_dp *intel_dp); bool intel_dp_needs_vsc_sdp(const struct intel_crtc_state *crtc_state, const struct drm_connector_state *conn_state); diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/drm/i915/display/intel_dp_mst.c index cb3c529bfe38..da9585c8c751 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_mst.c +++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c @@ -1377,11 +1377,7 @@ intel_dp_mst_mode_valid_ctx(struct drm_connector *connector, dsc = dsc_max_compressed_bpp && dsc_slice_count; } - /* - * Big joiner configuration needs DSC for TGL which is not true for - * XE_LPD where uncompressed joiner is supported. - */ - if (DISPLAY_VER(dev_priv) < 13 && bigjoiner && !dsc) { + if (intel_dp_joiner_needs_dsc(dev_priv, bigjoiner) && !dsc) { *status = MODE_CLOCK_HIGH; return 0; } -- cgit From 5a1527ed8b431055fca51d67a6dde064ec2e76f2 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Fri, 5 Apr 2024 00:34:33 +0300 Subject: drm/i915/mst: Check intel_dp_joiner_needs_dsc() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit intel_dp_mst_compute_config() is missing the "does the joiner need DSC?" check despite claiming to have a lot of other joiner/dsc stuff in there (albeit disabled). Replicate the logic from the SST side. TODO: refactor all this duplicated code! Tested-by: Vidya Srinivas Reviewed-by: Uma Shankar Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240404213441.17637-10-ville.syrjala@linux.intel.com --- drivers/gpu/drm/i915/display/intel_dp_mst.c | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/drm/i915/display/intel_dp_mst.c index da9585c8c751..a665a165a831 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_mst.c +++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c @@ -532,7 +532,7 @@ static int intel_dp_mst_compute_config(struct intel_encoder *encoder, const struct drm_display_mode *adjusted_mode = &pipe_config->hw.adjusted_mode; struct link_config_limits limits; - bool dsc_needed; + bool dsc_needed, joiner_needs_dsc; int ret = 0; if (pipe_config->fec_enable && @@ -546,7 +546,9 @@ static int intel_dp_mst_compute_config(struct intel_encoder *encoder, pipe_config->output_format = INTEL_OUTPUT_FORMAT_RGB; pipe_config->has_pch_encoder = false; - dsc_needed = intel_dp->force_dsc_en || + joiner_needs_dsc = intel_dp_joiner_needs_dsc(dev_priv, pipe_config->bigjoiner_pipes); + + dsc_needed = joiner_needs_dsc || intel_dp->force_dsc_en || !intel_dp_mst_compute_config_limits(intel_dp, connector, pipe_config, @@ -566,8 +568,8 @@ static int intel_dp_mst_compute_config(struct intel_encoder *encoder, /* enable compression if the mode doesn't fit available BW */ if (dsc_needed) { - drm_dbg_kms(&dev_priv->drm, "Try DSC (fallback=%s, force=%s)\n", - str_yes_no(ret), + drm_dbg_kms(&dev_priv->drm, "Try DSC (fallback=%s, joiner=%s, force=%s)\n", + str_yes_no(ret), str_yes_no(joiner_needs_dsc), str_yes_no(intel_dp->force_dsc_en)); if (!intel_dp_mst_dsc_source_support(pipe_config)) -- cgit From e43b4f7980f860dbf71aa245e176cbbd4306d44d Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Fri, 5 Apr 2024 00:34:34 +0300 Subject: drm/i915: Pass connector to intel_dp_need_bigjoiner() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Pass the connector explicitly to intel_dp_need_bigjoiner() so that it'll actually check the correct place for the bigjoiner force flag. Tested-by: Vidya Srinivas Reviewed-by: Uma Shankar Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240404213441.17637-11-ville.syrjala@linux.intel.com --- drivers/gpu/drm/i915/display/intel_dp.c | 10 ++++++---- drivers/gpu/drm/i915/display/intel_dp.h | 1 + drivers/gpu/drm/i915/display/intel_dp_mst.c | 5 +++-- 3 files changed, 10 insertions(+), 6 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index 9654b2404bc0..163da48bc406 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -1202,10 +1202,10 @@ intel_dp_mode_valid_downstream(struct intel_connector *connector, } bool intel_dp_need_bigjoiner(struct intel_dp *intel_dp, + struct intel_connector *connector, int hdisplay, int clock) { struct drm_i915_private *i915 = dp_to_i915(intel_dp); - struct intel_connector *connector = intel_dp->attached_connector; if (!intel_dp_has_bigjoiner(intel_dp)) return false; @@ -1249,7 +1249,8 @@ intel_dp_mode_valid(struct drm_connector *_connector, target_clock = fixed_mode->clock; } - if (intel_dp_need_bigjoiner(intel_dp, mode->hdisplay, target_clock)) { + if (intel_dp_need_bigjoiner(intel_dp, connector, + mode->hdisplay, target_clock)) { bigjoiner = true; max_dotclk *= 2; } @@ -2419,7 +2420,7 @@ intel_dp_compute_link_config(struct intel_encoder *encoder, { struct drm_i915_private *i915 = to_i915(encoder->base.dev); struct intel_crtc *crtc = to_intel_crtc(pipe_config->uapi.crtc); - const struct intel_connector *connector = + struct intel_connector *connector = to_intel_connector(conn_state->connector); const struct drm_display_mode *adjusted_mode = &pipe_config->hw.adjusted_mode; @@ -2432,7 +2433,8 @@ intel_dp_compute_link_config(struct intel_encoder *encoder, !intel_dp_supports_fec(intel_dp, connector, pipe_config)) return -EINVAL; - if (intel_dp_need_bigjoiner(intel_dp, adjusted_mode->crtc_hdisplay, + if (intel_dp_need_bigjoiner(intel_dp, connector, + adjusted_mode->crtc_hdisplay, adjusted_mode->crtc_clock)) pipe_config->bigjoiner_pipes = GENMASK(crtc->pipe + 1, crtc->pipe); diff --git a/drivers/gpu/drm/i915/display/intel_dp.h b/drivers/gpu/drm/i915/display/intel_dp.h index 9f6be562fa08..106ecfde36d9 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.h +++ b/drivers/gpu/drm/i915/display/intel_dp.h @@ -151,6 +151,7 @@ u8 intel_dp_dsc_get_slice_count(const struct intel_connector *connector, int mode_clock, int mode_hdisplay, bool bigjoiner); bool intel_dp_need_bigjoiner(struct intel_dp *intel_dp, + struct intel_connector *connector, int hdisplay, int clock); static inline unsigned int intel_dp_unused_lane_mask(int lane_count) diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/drm/i915/display/intel_dp_mst.c index a665a165a831..b4d663703e72 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_mst.c +++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c @@ -527,7 +527,7 @@ static int intel_dp_mst_compute_config(struct intel_encoder *encoder, struct intel_atomic_state *state = to_intel_atomic_state(conn_state->state); struct intel_dp_mst_encoder *intel_mst = enc_to_mst(encoder); struct intel_dp *intel_dp = &intel_mst->primary->dp; - const struct intel_connector *connector = + struct intel_connector *connector = to_intel_connector(conn_state->connector); const struct drm_display_mode *adjusted_mode = &pipe_config->hw.adjusted_mode; @@ -1342,7 +1342,8 @@ intel_dp_mst_mode_valid_ctx(struct drm_connector *connector, *status = MODE_CLOCK_HIGH; return 0; } - if (intel_dp_need_bigjoiner(intel_dp, mode->hdisplay, target_clock)) { + if (intel_dp_need_bigjoiner(intel_dp, intel_connector, + mode->hdisplay, target_clock)) { bigjoiner = true; max_dotclk *= 2; -- cgit From 2b8ad19d3ed6e2cd0818c2bb34e067728bdc8511 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Fri, 5 Apr 2024 00:34:35 +0300 Subject: drm/i915: Introduce intel_crtc_joined_pipe_mask() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Add a small helper to compute the set of pipes that the current crtc is using. And we have at least one trivial place in intel_ddi_update_active_dpll() where we can use it immediately, so let's do that. v2: Use the name 'pipe_crtc' for the per-pipe crtc pointer Tested-by: Vidya Srinivas Reviewed-by: Arun R Murthy Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240404213441.17637-12-ville.syrjala@linux.intel.com --- drivers/gpu/drm/i915/display/intel_ddi.c | 11 +++++------ drivers/gpu/drm/i915/display/intel_display.c | 7 +++++++ drivers/gpu/drm/i915/display/intel_display.h | 1 + 3 files changed, 13 insertions(+), 6 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c index 793ef3e387c6..312e90da78bf 100644 --- a/drivers/gpu/drm/i915/display/intel_ddi.c +++ b/drivers/gpu/drm/i915/display/intel_ddi.c @@ -3462,18 +3462,17 @@ void intel_ddi_update_active_dpll(struct intel_atomic_state *state, struct intel_crtc *crtc) { struct drm_i915_private *i915 = to_i915(encoder->base.dev); - struct intel_crtc_state *crtc_state = + const struct intel_crtc_state *crtc_state = intel_atomic_get_new_crtc_state(state, crtc); - struct intel_crtc *slave_crtc; + struct intel_crtc *pipe_crtc; /* FIXME: Add MTL pll_mgr */ if (DISPLAY_VER(i915) >= 14 || !intel_encoder_is_tc(encoder)) return; - intel_update_active_dpll(state, crtc, encoder); - for_each_intel_crtc_in_pipe_mask(&i915->drm, slave_crtc, - intel_crtc_bigjoiner_slave_pipes(crtc_state)) - intel_update_active_dpll(state, slave_crtc, encoder); + for_each_intel_crtc_in_pipe_mask(&i915->drm, pipe_crtc, + intel_crtc_joined_pipe_mask(crtc_state)) + intel_update_active_dpll(state, pipe_crtc, encoder); } static void diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index 74018de5a17f..912213ee0250 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -275,6 +275,13 @@ static int intel_bigjoiner_num_pipes(const struct intel_crtc_state *crtc_state) return hweight8(crtc_state->bigjoiner_pipes); } +u8 intel_crtc_joined_pipe_mask(const struct intel_crtc_state *crtc_state) +{ + struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); + + return BIT(crtc->pipe) | crtc_state->bigjoiner_pipes; +} + struct intel_crtc *intel_master_crtc(const struct intel_crtc_state *crtc_state) { struct drm_i915_private *i915 = to_i915(crtc_state->uapi.crtc->dev); diff --git a/drivers/gpu/drm/i915/display/intel_display.h b/drivers/gpu/drm/i915/display/intel_display.h index 423074d6947a..898b11663377 100644 --- a/drivers/gpu/drm/i915/display/intel_display.h +++ b/drivers/gpu/drm/i915/display/intel_display.h @@ -416,6 +416,7 @@ intel_cpu_transcoder_mode_valid(struct drm_i915_private *i915, enum phy intel_port_to_phy(struct drm_i915_private *i915, enum port port); bool is_trans_port_sync_mode(const struct intel_crtc_state *state); bool is_trans_port_sync_master(const struct intel_crtc_state *state); +u8 intel_crtc_joined_pipe_mask(const struct intel_crtc_state *crtc_state); bool intel_crtc_is_bigjoiner_slave(const struct intel_crtc_state *crtc_state); bool intel_crtc_is_bigjoiner_master(const struct intel_crtc_state *crtc_state); u8 intel_crtc_bigjoiner_slave_pipes(const struct intel_crtc_state *crtc_state); -- cgit From 0396403c01d21f0485cdb028277d3982daa261a5 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Mon, 8 Apr 2024 12:43:57 +0300 Subject: drm/i915/pps: move pps debugfs file to intel_pps.c MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Continue with placing debugfs next to the implementation. Reviewed-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240408094357.3085319-1-jani.nikula@intel.com Signed-off-by: Jani Nikula --- .../gpu/drm/i915/display/intel_display_debugfs.c | 27 ++----------------- drivers/gpu/drm/i915/display/intel_pps.c | 31 ++++++++++++++++++++++ drivers/gpu/drm/i915/display/intel_pps.h | 2 ++ 3 files changed, 35 insertions(+), 25 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display_debugfs.c b/drivers/gpu/drm/i915/display/intel_display_debugfs.c index 5235f8758ef1..0feffe8d4e45 100644 --- a/drivers/gpu/drm/i915/display/intel_display_debugfs.c +++ b/drivers/gpu/drm/i915/display/intel_display_debugfs.c @@ -31,6 +31,7 @@ #include "intel_hdmi.h" #include "intel_hotplug.h" #include "intel_panel.h" +#include "intel_pps.h" #include "intel_psr.h" #include "intel_psr_regs.h" #include "intel_wm.h" @@ -1095,27 +1096,6 @@ void intel_display_debugfs_register(struct drm_i915_private *i915) intel_display_debugfs_params(i915); } -static int i915_panel_show(struct seq_file *m, void *data) -{ - struct intel_connector *connector = m->private; - struct intel_dp *intel_dp = intel_attached_dp(connector); - - if (connector->base.status != connector_status_connected) - return -ENODEV; - - seq_printf(m, "Panel power up delay: %d\n", - intel_dp->pps.panel_power_up_delay); - seq_printf(m, "Panel power down delay: %d\n", - intel_dp->pps.panel_power_down_delay); - seq_printf(m, "Backlight on delay: %d\n", - intel_dp->pps.backlight_on_delay); - seq_printf(m, "Backlight off delay: %d\n", - intel_dp->pps.backlight_off_delay); - - return 0; -} -DEFINE_SHOW_ATTRIBUTE(i915_panel); - static int i915_hdcp_sink_capability_show(struct seq_file *m, void *data) { struct intel_connector *connector = m->private; @@ -1560,12 +1540,9 @@ void intel_connector_debugfs_add(struct intel_connector *connector) return; intel_drrs_connector_debugfs_add(connector); + intel_pps_connector_debugfs_add(connector); intel_psr_connector_debugfs_add(connector); - if (connector_type == DRM_MODE_CONNECTOR_eDP) - debugfs_create_file("i915_panel_timings", 0444, root, - connector, &i915_panel_fops); - if (connector_type == DRM_MODE_CONNECTOR_DisplayPort || connector_type == DRM_MODE_CONNECTOR_HDMIA || connector_type == DRM_MODE_CONNECTOR_HDMIB) { diff --git a/drivers/gpu/drm/i915/display/intel_pps.c b/drivers/gpu/drm/i915/display/intel_pps.c index b5d9920f8341..3078dfac7817 100644 --- a/drivers/gpu/drm/i915/display/intel_pps.c +++ b/drivers/gpu/drm/i915/display/intel_pps.c @@ -1670,6 +1670,37 @@ void intel_pps_setup(struct drm_i915_private *i915) i915->display.pps.mmio_base = PPS_BASE; } +static int intel_pps_show(struct seq_file *m, void *data) +{ + struct intel_connector *connector = m->private; + struct intel_dp *intel_dp = intel_attached_dp(connector); + + if (connector->base.status != connector_status_connected) + return -ENODEV; + + seq_printf(m, "Panel power up delay: %d\n", + intel_dp->pps.panel_power_up_delay); + seq_printf(m, "Panel power down delay: %d\n", + intel_dp->pps.panel_power_down_delay); + seq_printf(m, "Backlight on delay: %d\n", + intel_dp->pps.backlight_on_delay); + seq_printf(m, "Backlight off delay: %d\n", + intel_dp->pps.backlight_off_delay); + + return 0; +} +DEFINE_SHOW_ATTRIBUTE(intel_pps); + +void intel_pps_connector_debugfs_add(struct intel_connector *connector) +{ + struct dentry *root = connector->base.debugfs_entry; + int connector_type = connector->base.connector_type; + + if (connector_type == DRM_MODE_CONNECTOR_eDP) + debugfs_create_file("i915_panel_timings", 0444, root, + connector, &intel_pps_fops); +} + void assert_pps_unlocked(struct drm_i915_private *dev_priv, enum pipe pipe) { i915_reg_t pp_reg; diff --git a/drivers/gpu/drm/i915/display/intel_pps.h b/drivers/gpu/drm/i915/display/intel_pps.h index a2c2467e3c22..07ef96ca8da2 100644 --- a/drivers/gpu/drm/i915/display/intel_pps.h +++ b/drivers/gpu/drm/i915/display/intel_pps.h @@ -51,6 +51,8 @@ void vlv_pps_init(struct intel_encoder *encoder, void intel_pps_unlock_regs_wa(struct drm_i915_private *i915); void intel_pps_setup(struct drm_i915_private *i915); +void intel_pps_connector_debugfs_add(struct intel_connector *connector); + void assert_pps_unlocked(struct drm_i915_private *i915, enum pipe pipe); #endif /* __INTEL_PPS_H__ */ -- cgit From 9655a9a7fb48ad1fc1f6c907a94c3609e2b78267 Mon Sep 17 00:00:00 2001 From: Imre Deak Date: Mon, 29 Jan 2024 19:55:28 +0200 Subject: drm/i915/adlp: Add MST FEC BS jitter WA (Wa_14013163432) Add a workaround to fix BS (blank start) to BS jitter issues on MST links when FEC is enabled. Neither Bspec requires this nor Windows clears the WA when disabling the output - presumedly because CHICKEN_MISC_3 gets reset after disabling the pipe/transcoder - so follow suit. Bspec: 50050, 55424 Reviewed-by: Ankit Nautiyal Signed-off-by: Imre Deak Link: https://patchwork.freedesktop.org/patch/msgid/20240129175533.904590-2-imre.deak@intel.com --- drivers/gpu/drm/i915/display/intel_dp_mst.c | 24 ++++++++++++++++++++++++ drivers/gpu/drm/i915/i915_reg.h | 3 +++ 2 files changed, 27 insertions(+) diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/drm/i915/display/intel_dp_mst.c index b4d663703e72..611041a94d06 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_mst.c +++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c @@ -1119,6 +1119,28 @@ static void intel_mst_pre_enable_dp(struct intel_atomic_state *state, intel_ddi_set_dp_msa(pipe_config, conn_state); } +static void enable_bs_jitter_was(const struct intel_crtc_state *crtc_state) +{ + struct drm_i915_private *i915 = to_i915(crtc_state->uapi.crtc->dev); + u32 clear = 0; + u32 set = 0; + + if (!IS_ALDERLAKE_P(i915)) + return; + + if (!IS_DISPLAY_STEP(i915, STEP_D0, STEP_FOREVER)) + return; + + /* Wa_14013163432:adlp */ + if (crtc_state->fec_enable || intel_dp_is_uhbr(crtc_state)) + set |= DP_MST_FEC_BS_JITTER_WA(crtc_state->cpu_transcoder); + + if (!clear && !set) + return; + + intel_de_rmw(i915, CHICKEN_MISC_3, clear, set); +} + static void intel_mst_enable_dp(struct intel_atomic_state *state, struct intel_encoder *encoder, const struct intel_crtc_state *pipe_config, @@ -1147,6 +1169,8 @@ static void intel_mst_enable_dp(struct intel_atomic_state *state, TRANS_DP2_VFREQ_PIXEL_CLOCK(crtc_clock_hz & 0xffffff)); } + enable_bs_jitter_was(pipe_config); + intel_ddi_enable_transcoder_func(encoder, pipe_config); clear_act_sent(encoder, pipe_config); diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index bf874ed0cb7f..1e8720e25160 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -4564,6 +4564,9 @@ #define GLK_CL1_PWR_DOWN REG_BIT(11) #define GLK_CL0_PWR_DOWN REG_BIT(10) +#define CHICKEN_MISC_3 _MMIO(0x42088) +#define DP_MST_FEC_BS_JITTER_WA(trans) REG_BIT(0 + (trans) - TRANSCODER_A) + #define CHICKEN_MISC_4 _MMIO(0x4208c) #define CHICKEN_FBC_STRIDE_OVERRIDE REG_BIT(13) #define CHICKEN_FBC_STRIDE_MASK REG_GENMASK(12, 0) -- cgit From 1af52d0555b9ffcbce8bdc9d28a9e81c81a53274 Mon Sep 17 00:00:00 2001 From: Imre Deak Date: Mon, 29 Jan 2024 19:55:29 +0200 Subject: drm/i915/adlp: Add MST short HBlank WA (Wa_14014143976) Add a workaround to fix BS jitter issues on MST links if the HBLANK period is less than 1 MTP. The WA applies only to UHBR rates while on non-UHBR the specification requires disabling it explicitly - presumedly because the register's reset value has the WA enabled. Bspec: 50050, 55424 Reviewed-by: Ankit Nautiyal Signed-off-by: Imre Deak Link: https://patchwork.freedesktop.org/patch/msgid/20240129175533.904590-3-imre.deak@intel.com --- drivers/gpu/drm/i915/display/intel_dp_mst.c | 8 ++++++++ drivers/gpu/drm/i915/i915_reg.h | 1 + 2 files changed, 9 insertions(+) diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/drm/i915/display/intel_dp_mst.c index 611041a94d06..fc5455a55bd7 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_mst.c +++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c @@ -1135,6 +1135,14 @@ static void enable_bs_jitter_was(const struct intel_crtc_state *crtc_state) if (crtc_state->fec_enable || intel_dp_is_uhbr(crtc_state)) set |= DP_MST_FEC_BS_JITTER_WA(crtc_state->cpu_transcoder); + /* Wa_14014143976:adlp */ + if (IS_DISPLAY_STEP(i915, STEP_E0, STEP_FOREVER)) { + if (intel_dp_is_uhbr(crtc_state)) + set |= DP_MST_SHORT_HBLANK_WA(crtc_state->cpu_transcoder); + else if (crtc_state->fec_enable) + clear |= DP_MST_SHORT_HBLANK_WA(crtc_state->cpu_transcoder); + } + if (!clear && !set) return; diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 1e8720e25160..81eb36fa0837 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -4565,6 +4565,7 @@ #define GLK_CL0_PWR_DOWN REG_BIT(10) #define CHICKEN_MISC_3 _MMIO(0x42088) +#define DP_MST_SHORT_HBLANK_WA(trans) REG_BIT(5 + (trans) - TRANSCODER_A) #define DP_MST_FEC_BS_JITTER_WA(trans) REG_BIT(0 + (trans) - TRANSCODER_A) #define CHICKEN_MISC_4 _MMIO(0x4208c) -- cgit From d4e745ba81c335118c3ec5860c8b73381de2a7a9 Mon Sep 17 00:00:00 2001 From: Imre Deak Date: Mon, 29 Jan 2024 19:55:30 +0200 Subject: drm/i915/adlp: Add DP MST DPT/DPTP alignment WA (Wa_14014143976) Add a workaround to fix BS-BS jitter issues on MST links, aligning DPT/DPTP MTPs. Bspec: 50050, 55424 Reviewed-by: Ankit Nautiyal Signed-off-by: Imre Deak Link: https://patchwork.freedesktop.org/patch/msgid/20240129175533.904590-4-imre.deak@intel.com --- drivers/gpu/drm/i915/display/intel_dp_mst.c | 3 +++ drivers/gpu/drm/i915/i915_reg.h | 1 + 2 files changed, 4 insertions(+) diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/drm/i915/display/intel_dp_mst.c index fc5455a55bd7..641dd6113a2f 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_mst.c +++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c @@ -1141,6 +1141,9 @@ static void enable_bs_jitter_was(const struct intel_crtc_state *crtc_state) set |= DP_MST_SHORT_HBLANK_WA(crtc_state->cpu_transcoder); else if (crtc_state->fec_enable) clear |= DP_MST_SHORT_HBLANK_WA(crtc_state->cpu_transcoder); + + if (crtc_state->fec_enable || intel_dp_is_uhbr(crtc_state)) + set |= DP_MST_DPT_DPTP_ALIGN_WA(crtc_state->cpu_transcoder); } if (!clear && !set) diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 81eb36fa0837..7efcb31ccde5 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -4565,6 +4565,7 @@ #define GLK_CL0_PWR_DOWN REG_BIT(10) #define CHICKEN_MISC_3 _MMIO(0x42088) +#define DP_MST_DPT_DPTP_ALIGN_WA(trans) REG_BIT(9 + (trans) - TRANSCODER_A) #define DP_MST_SHORT_HBLANK_WA(trans) REG_BIT(5 + (trans) - TRANSCODER_A) #define DP_MST_FEC_BS_JITTER_WA(trans) REG_BIT(0 + (trans) - TRANSCODER_A) -- cgit From 377cc98b451d049bf3d965fb414d9210a0e5959f Mon Sep 17 00:00:00 2001 From: Imre Deak Date: Mon, 29 Jan 2024 19:55:31 +0200 Subject: drm/i915/adlp+: Add DSC early pixel count scaling WA (Wa_1409098942) Add a workaround to fix timing issues on links with DSC enabled - presumedly related to the audio functionality. Bspec requires enabling this workaround if audio is enabled on ADLP, however Windows enables it whenever DSC is enabled ADLP onwards; follow Windows. Bspec: 50490, 55424 v2: Fix WA code comment formatting. (Ankit) Reviewed-by: Ankit Nautiyal Signed-off-by: Imre Deak Link: https://patchwork.freedesktop.org/patch/msgid/20240129175533.904590-5-imre.deak@intel.com --- drivers/gpu/drm/i915/display/intel_display.c | 13 +++++++++++++ drivers/gpu/drm/i915/i915_reg.h | 3 +++ 2 files changed, 16 insertions(+) diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index 912213ee0250..cdb7d187830c 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -443,6 +443,14 @@ void intel_enable_transcoder(const struct intel_crtc_state *new_crtc_state) return; } + /* Wa_1409098942:adlp+ */ + if (DISPLAY_VER(dev_priv) >= 13 && + new_crtc_state->dsc.compression_enable) { + val &= ~TRANSCONF_PIXEL_COUNT_SCALING_MASK; + val |= REG_FIELD_PREP(TRANSCONF_PIXEL_COUNT_SCALING_MASK, + TRANSCONF_PIXEL_COUNT_SCALING_X4); + } + intel_de_write(dev_priv, TRANSCONF(cpu_transcoder), val | TRANSCONF_ENABLE); intel_de_posting_read(dev_priv, TRANSCONF(cpu_transcoder)); @@ -489,6 +497,11 @@ void intel_disable_transcoder(const struct intel_crtc_state *old_crtc_state) if (!IS_I830(dev_priv)) val &= ~TRANSCONF_ENABLE; + /* Wa_1409098942:adlp+ */ + if (DISPLAY_VER(dev_priv) >= 13 && + old_crtc_state->dsc.compression_enable) + val &= ~TRANSCONF_PIXEL_COUNT_SCALING_MASK; + intel_de_write(dev_priv, TRANSCONF(cpu_transcoder), val); if (DISPLAY_VER(dev_priv) >= 12) diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 7efcb31ccde5..58454e3518f0 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -2596,6 +2596,9 @@ #define TRANSCONF_DITHER_TYPE_ST1 REG_FIELD_PREP(TRANSCONF_DITHER_TYPE_MASK, 1) #define TRANSCONF_DITHER_TYPE_ST2 REG_FIELD_PREP(TRANSCONF_DITHER_TYPE_MASK, 2) #define TRANSCONF_DITHER_TYPE_TEMP REG_FIELD_PREP(TRANSCONF_DITHER_TYPE_MASK, 3) +#define TRANSCONF_PIXEL_COUNT_SCALING_MASK REG_GENMASK(1, 0) +#define TRANSCONF_PIXEL_COUNT_SCALING_X4 1 + #define _PIPEASTAT 0x70024 #define PIPE_FIFO_UNDERRUN_STATUS (1UL << 31) #define SPRITE1_FLIP_DONE_INT_EN_VLV (1UL << 30) -- cgit From 7e3025c6e7bd067d0a6be8e102b6182a04f5c5d6 Mon Sep 17 00:00:00 2001 From: Imre Deak Date: Mon, 29 Jan 2024 19:55:32 +0200 Subject: drm/i915/mtl+: Disable DP/DSC SF insertion at EOL WA Disable the workaround inserting an SF symbol between the last DSC EOC symbol and the subsequent BS symbol. The WA is enabled by default - based on the register's reset value - and Bspec requires disabling it explicitly. Bspec doesn't provide an actual WA ID for this. Bspec: 50054, 65448, 68849 Reviewed-by: Ankit Nautiyal Signed-off-by: Imre Deak Link: https://patchwork.freedesktop.org/patch/msgid/20240129175533.904590-6-imre.deak@intel.com --- drivers/gpu/drm/i915/display/intel_display.c | 9 +++++++++ drivers/gpu/drm/i915/i915_reg.h | 1 + 2 files changed, 10 insertions(+) diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index cdb7d187830c..1bf13975867e 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -436,6 +436,15 @@ void intel_enable_transcoder(const struct intel_crtc_state *new_crtc_state) intel_de_rmw(dev_priv, PIPE_ARB_CTL(pipe), 0, PIPE_ARB_USE_PROG_SLOTS); + if (DISPLAY_VER(dev_priv) >= 14) { + u32 clear = DP_DSC_INSERT_SF_AT_EOL_WA; + u32 set = 0; + + intel_de_rmw(dev_priv, + hsw_chicken_trans_reg(dev_priv, cpu_transcoder), + clear, set); + } + val = intel_de_read(dev_priv, TRANSCONF(cpu_transcoder)); if (val & TRANSCONF_ENABLE) { /* we keep both pipes enabled on 830 */ diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 58454e3518f0..52111f79ff73 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -4629,6 +4629,7 @@ #define DDIE_TRAINING_OVERRIDE_VALUE REG_BIT(16) /* CHICKEN_TRANS_A only */ #define PSR2_ADD_VERTICAL_LINE_COUNT REG_BIT(15) #define PSR2_VSC_ENABLE_PROG_HEADER REG_BIT(12) +#define DP_DSC_INSERT_SF_AT_EOL_WA REG_BIT(4) #define DISP_ARB_CTL _MMIO(0x45000) #define DISP_FBC_MEMORY_WAKE REG_BIT(31) -- cgit From 8f6372a4d69045b8a7dd371bd3c269ad1bf85e08 Mon Sep 17 00:00:00 2001 From: Imre Deak Date: Mon, 29 Jan 2024 19:55:33 +0200 Subject: drm/i915/mtl: Add DP FEC BS jitter WA Add a workaround to fix BS (blank start) to BS jitter fixes on non-UHBR MST/FEC and UHBR links. Bspec doesn't provide an actual WA ID for this. Bspec: 65448, 50054 Reviewed-by: Ankit Nautiyal Signed-off-by: Imre Deak Link: https://patchwork.freedesktop.org/patch/msgid/20240129175533.904590-7-imre.deak@intel.com --- drivers/gpu/drm/i915/display/intel_display.c | 3 +++ drivers/gpu/drm/i915/i915_reg.h | 1 + 2 files changed, 4 insertions(+) diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index 1bf13975867e..c1d8f08814ec 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -440,6 +440,9 @@ void intel_enable_transcoder(const struct intel_crtc_state *new_crtc_state) u32 clear = DP_DSC_INSERT_SF_AT_EOL_WA; u32 set = 0; + if (DISPLAY_VER(dev_priv) == 14) + set |= DP_FEC_BS_JITTER_WA; + intel_de_rmw(dev_priv, hsw_chicken_trans_reg(dev_priv, cpu_transcoder), clear, set); diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 52111f79ff73..3f34efcd7d6c 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -4628,6 +4628,7 @@ #define DDIE_TRAINING_OVERRIDE_ENABLE REG_BIT(17) /* CHICKEN_TRANS_A only */ #define DDIE_TRAINING_OVERRIDE_VALUE REG_BIT(16) /* CHICKEN_TRANS_A only */ #define PSR2_ADD_VERTICAL_LINE_COUNT REG_BIT(15) +#define DP_FEC_BS_JITTER_WA REG_BIT(15) #define PSR2_VSC_ENABLE_PROG_HEADER REG_BIT(12) #define DP_DSC_INSERT_SF_AT_EOL_WA REG_BIT(4) -- cgit From 3a487d111d065f212f863f2327fdbd3fc311f363 Mon Sep 17 00:00:00 2001 From: Jouni Högander Date: Tue, 9 Apr 2024 11:57:59 +0300 Subject: drm/i915/psr: Use crtc_state->port_clock instead of intel_dp->link_rate MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Intel_dp->link_rate is not yet set at this point. Instead use crtc_state->port_clock. Fixes: 0dd21f836983 ("drm/i915/psr: Silence period and lfps half cycle") Signed-off-by: Jouni Högander Reviewed-by: Animesh Manna Link: https://patchwork.freedesktop.org/patch/msgid/20240409085759.178235-1-jouni.hogander@intel.com --- drivers/gpu/drm/i915/display/intel_psr.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c index 7af974bb41ca..f5b33335a9ae 100644 --- a/drivers/gpu/drm/i915/display/intel_psr.c +++ b/drivers/gpu/drm/i915/display/intel_psr.c @@ -1276,7 +1276,7 @@ static int _lnl_compute_aux_less_alpm_params(struct intel_dp *intel_dp, aux_less_wake_lines = intel_usecs_to_scanlines(&crtc_state->hw.adjusted_mode, aux_less_wake_time); - if (!_lnl_get_silence_period_and_lfps_half_cycle(intel_dp->link_rate, + if (!_lnl_get_silence_period_and_lfps_half_cycle(crtc_state->port_clock, &silence_period, &lfps_half_cycle)) return false; -- cgit From f3b93eaea3198179126e137dc12ed180d581a9b5 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Tue, 9 Apr 2024 19:34:57 +0300 Subject: drm/i915: Extract intel_ddi_post_disable_hdmi_or_sst() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Extract the "not-MST" stuff from intel_ddi_post_disable() so that the whole thing isn't so cluttered. The bigjoiner slave handling was outside of the !MST check, but it really should have been inside it as its the counterpart to the master handling inside the check. So we pull that in as well. There is no functional change here as we don't currently support bigjoiner+MST anyway. v2: Rebase v3: Actually extract the slave code as claimed in the commit message (presumably a rebase fail in v2) Tested-by: Vidya Srinivas Reviewed-by: Arun R Murthy Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240409163502.29633-2-ville.syrjala@linux.intel.com --- drivers/gpu/drm/i915/display/intel_ddi.c | 36 +++++++++++++++++++------------- 1 file changed, 22 insertions(+), 14 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c index 312e90da78bf..6d1b3de3045b 100644 --- a/drivers/gpu/drm/i915/display/intel_ddi.c +++ b/drivers/gpu/drm/i915/display/intel_ddi.c @@ -3091,28 +3091,26 @@ static void intel_ddi_post_disable_hdmi(struct intel_atomic_state *state, intel_dp_dual_mode_set_tmds_output(intel_hdmi, false); } -static void intel_ddi_post_disable(struct intel_atomic_state *state, - struct intel_encoder *encoder, - const struct intel_crtc_state *old_crtc_state, - const struct drm_connector_state *old_conn_state) +static void intel_ddi_post_disable_hdmi_or_sst(struct intel_atomic_state *state, + struct intel_encoder *encoder, + const struct intel_crtc_state *old_crtc_state, + const struct drm_connector_state *old_conn_state) { struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); struct intel_crtc *slave_crtc; - if (!intel_crtc_has_type(old_crtc_state, INTEL_OUTPUT_DP_MST)) { - intel_crtc_vblank_off(old_crtc_state); + intel_crtc_vblank_off(old_crtc_state); - intel_disable_transcoder(old_crtc_state); + intel_disable_transcoder(old_crtc_state); - intel_ddi_disable_transcoder_func(old_crtc_state); + intel_ddi_disable_transcoder_func(old_crtc_state); - intel_dsc_disable(old_crtc_state); + intel_dsc_disable(old_crtc_state); - if (DISPLAY_VER(dev_priv) >= 9) - skl_scaler_disable(old_crtc_state); - else - ilk_pfit_disable(old_crtc_state); - } + if (DISPLAY_VER(dev_priv) >= 9) + skl_scaler_disable(old_crtc_state); + else + ilk_pfit_disable(old_crtc_state); for_each_intel_crtc_in_pipe_mask(&dev_priv->drm, slave_crtc, intel_crtc_bigjoiner_slave_pipes(old_crtc_state)) { @@ -3124,6 +3122,16 @@ static void intel_ddi_post_disable(struct intel_atomic_state *state, intel_dsc_disable(old_slave_crtc_state); skl_scaler_disable(old_slave_crtc_state); } +} + +static void intel_ddi_post_disable(struct intel_atomic_state *state, + struct intel_encoder *encoder, + const struct intel_crtc_state *old_crtc_state, + const struct drm_connector_state *old_conn_state) +{ + if (!intel_crtc_has_type(old_crtc_state, INTEL_OUTPUT_DP_MST)) + intel_ddi_post_disable_hdmi_or_sst(state, encoder, old_crtc_state, + old_conn_state); /* * When called from DP MST code: -- cgit From b7ce28038f8ddaaa1300f6abcae951c2ff554935 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Tue, 9 Apr 2024 19:34:58 +0300 Subject: drm/i915: Utilize intel_crtc_joined_pipe_mask() more MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Unify the master vs. slave handling in intel_ddi_post_disable_hdmi_or_sst() by looping over all the pipes in one go. This also lets us move the intel_crtc_vblank_off() calls to happen in a consistent place vs. the transcoder disable. Previously we did the master vs. slaves on different sides of that. v2: Use the name 'pipe_crtc' for the per-pipe crtc pointer Tested-by: Vidya Srinivas Reviewed-by: Arun R Murthy Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240409163502.29633-3-ville.syrjala@linux.intel.com --- drivers/gpu/drm/i915/display/intel_ddi.c | 33 ++++++++++++++++---------------- 1 file changed, 17 insertions(+), 16 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c index 6d1b3de3045b..deaed9ff3f95 100644 --- a/drivers/gpu/drm/i915/display/intel_ddi.c +++ b/drivers/gpu/drm/i915/display/intel_ddi.c @@ -3097,30 +3097,31 @@ static void intel_ddi_post_disable_hdmi_or_sst(struct intel_atomic_state *state, const struct drm_connector_state *old_conn_state) { struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); - struct intel_crtc *slave_crtc; + struct intel_crtc *pipe_crtc; + + for_each_intel_crtc_in_pipe_mask(&dev_priv->drm, pipe_crtc, + intel_crtc_joined_pipe_mask(old_crtc_state)) { + const struct intel_crtc_state *old_pipe_crtc_state = + intel_atomic_get_old_crtc_state(state, pipe_crtc); - intel_crtc_vblank_off(old_crtc_state); + intel_crtc_vblank_off(old_pipe_crtc_state); + } intel_disable_transcoder(old_crtc_state); intel_ddi_disable_transcoder_func(old_crtc_state); - intel_dsc_disable(old_crtc_state); + for_each_intel_crtc_in_pipe_mask(&dev_priv->drm, pipe_crtc, + intel_crtc_joined_pipe_mask(old_crtc_state)) { + const struct intel_crtc_state *old_pipe_crtc_state = + intel_atomic_get_old_crtc_state(state, pipe_crtc); - if (DISPLAY_VER(dev_priv) >= 9) - skl_scaler_disable(old_crtc_state); - else - ilk_pfit_disable(old_crtc_state); + intel_dsc_disable(old_pipe_crtc_state); - for_each_intel_crtc_in_pipe_mask(&dev_priv->drm, slave_crtc, - intel_crtc_bigjoiner_slave_pipes(old_crtc_state)) { - const struct intel_crtc_state *old_slave_crtc_state = - intel_atomic_get_old_crtc_state(state, slave_crtc); - - intel_crtc_vblank_off(old_slave_crtc_state); - - intel_dsc_disable(old_slave_crtc_state); - skl_scaler_disable(old_slave_crtc_state); + if (DISPLAY_VER(dev_priv) >= 9) + skl_scaler_disable(old_pipe_crtc_state); + else + ilk_pfit_disable(old_pipe_crtc_state); } } -- cgit From e16bcbb011868abd9ed052f5957b77ad3f79fc67 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Tue, 9 Apr 2024 19:34:59 +0300 Subject: drm/i915: Handle joined pipes inside hsw_crtc_disable() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Reorganize the crtc disable path to only deal with the master pipes/transcoders in intel_old_crtc_state_disables() and offload the handling of joined pipes to hsw_crtc_disable(). This makes the whole thing much more sensible since we can actually control the order in which we do the per-pipe vs. per-transcoder modeset steps. v2: Use the name 'pipe_crtc' for the per-pipe crtc pointer Tested-by: Vidya Srinivas Reviewed-by: Arun R Murthy Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240409163502.29633-4-ville.syrjala@linux.intel.com --- drivers/gpu/drm/i915/display/intel_display.c | 64 +++++++++++++++++----------- 1 file changed, 39 insertions(+), 25 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index c1d8f08814ec..303625344d54 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -1816,29 +1816,28 @@ static void hsw_crtc_disable(struct intel_atomic_state *state, const struct intel_crtc_state *old_crtc_state = intel_atomic_get_old_crtc_state(state, crtc); struct drm_i915_private *i915 = to_i915(crtc->base.dev); + struct intel_crtc *pipe_crtc; /* * FIXME collapse everything to one hook. * Need care with mst->ddi interactions. */ - if (!intel_crtc_is_bigjoiner_slave(old_crtc_state)) { - intel_encoders_disable(state, crtc); - intel_encoders_post_disable(state, crtc); - } - - intel_disable_shared_dpll(old_crtc_state); + intel_encoders_disable(state, crtc); + intel_encoders_post_disable(state, crtc); - if (!intel_crtc_is_bigjoiner_slave(old_crtc_state)) { - struct intel_crtc *slave_crtc; + for_each_intel_crtc_in_pipe_mask(&i915->drm, pipe_crtc, + intel_crtc_joined_pipe_mask(old_crtc_state)) { + const struct intel_crtc_state *old_pipe_crtc_state = + intel_atomic_get_old_crtc_state(state, pipe_crtc); - intel_encoders_post_pll_disable(state, crtc); + intel_disable_shared_dpll(old_pipe_crtc_state); + } - intel_dmc_disable_pipe(i915, crtc->pipe); + intel_encoders_post_pll_disable(state, crtc); - for_each_intel_crtc_in_pipe_mask(&i915->drm, slave_crtc, - intel_crtc_bigjoiner_slave_pipes(old_crtc_state)) - intel_dmc_disable_pipe(i915, slave_crtc->pipe); - } + for_each_intel_crtc_in_pipe_mask(&i915->drm, pipe_crtc, + intel_crtc_joined_pipe_mask(old_crtc_state)) + intel_dmc_disable_pipe(i915, pipe_crtc->pipe); } static void i9xx_pfit_enable(const struct intel_crtc_state *crtc_state) @@ -6869,21 +6868,31 @@ static void intel_old_crtc_state_disables(struct intel_atomic_state *state, struct intel_crtc *crtc) { struct drm_i915_private *dev_priv = to_i915(state->base.dev); - const struct intel_crtc_state *new_crtc_state = - intel_atomic_get_new_crtc_state(state, crtc); + const struct intel_crtc_state *old_crtc_state = + intel_atomic_get_old_crtc_state(state, crtc); + struct intel_crtc *pipe_crtc; /* * We need to disable pipe CRC before disabling the pipe, * or we race against vblank off. */ - intel_crtc_disable_pipe_crc(crtc); + for_each_intel_crtc_in_pipe_mask(&dev_priv->drm, pipe_crtc, + intel_crtc_joined_pipe_mask(old_crtc_state)) + intel_crtc_disable_pipe_crc(pipe_crtc); dev_priv->display.funcs.display->crtc_disable(state, crtc); - crtc->active = false; - intel_fbc_disable(crtc); - if (!new_crtc_state->hw.active) - intel_initial_watermarks(state, crtc); + for_each_intel_crtc_in_pipe_mask(&dev_priv->drm, pipe_crtc, + intel_crtc_joined_pipe_mask(old_crtc_state)) { + const struct intel_crtc_state *new_pipe_crtc_state = + intel_atomic_get_new_crtc_state(state, pipe_crtc); + + pipe_crtc->active = false; + intel_fbc_disable(pipe_crtc); + + if (!new_pipe_crtc_state->hw.active) + intel_initial_watermarks(state, pipe_crtc); + } } static void intel_commit_modeset_disables(struct intel_atomic_state *state) @@ -6923,19 +6932,21 @@ static void intel_commit_modeset_disables(struct intel_atomic_state *state) if ((disable_pipes & BIT(crtc->pipe)) == 0) continue; + if (intel_crtc_is_bigjoiner_slave(old_crtc_state)) + continue; + /* In case of Transcoder port Sync master slave CRTCs can be * assigned in any order and we need to make sure that * slave CRTCs are disabled first and then master CRTC since * Slave vblanks are masked till Master Vblanks. */ if (!is_trans_port_sync_slave(old_crtc_state) && - !intel_dp_mst_is_slave_trans(old_crtc_state) && - !intel_crtc_is_bigjoiner_slave(old_crtc_state)) + !intel_dp_mst_is_slave_trans(old_crtc_state)) continue; intel_old_crtc_state_disables(state, crtc); - disable_pipes &= ~BIT(crtc->pipe); + disable_pipes &= ~intel_crtc_joined_pipe_mask(old_crtc_state); } /* Disable everything else left on */ @@ -6943,9 +6954,12 @@ static void intel_commit_modeset_disables(struct intel_atomic_state *state) if ((disable_pipes & BIT(crtc->pipe)) == 0) continue; + if (intel_crtc_is_bigjoiner_slave(old_crtc_state)) + continue; + intel_old_crtc_state_disables(state, crtc); - disable_pipes &= ~BIT(crtc->pipe); + disable_pipes &= ~intel_crtc_joined_pipe_mask(old_crtc_state); } drm_WARN_ON(&i915->drm, disable_pipes); -- cgit From 3607b30836ae01ff9b2f33ded070901644cb2a21 Mon Sep 17 00:00:00 2001 From: Stanislav Lisovskiy Date: Tue, 9 Apr 2024 19:35:00 +0300 Subject: drm/i915: Handle joined pipes inside hsw_crtc_enable() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Handle only bigjoiner masters in skl_commit_modeset_enables/disables, slave crtcs should be handled by master hooks. Same for encoders. That way we can also remove a bunch of checks like intel_crtc_is_bigjoiner_slave. v2: - Moved skl_pfit_enable, intel_dsc_enable, intel_crtc_vblank_on to intel_enable_ddi, so that it is now finally symmetrical with the disable case, because currently for some weird reason we are calling those from skl_commit_modeset_enables, while for the disable case those are called from the ddi disable hooks. v3: - Create intel_ddi_enable_hdmi_or_sst symmetrical to intel_ddi_post_disable_hdmi_or_sst and move it also under non-mst check. v4: - Fix intel_enable_ddi sequence - Call intel_crtc_update_active_timings for slave pipes as well [v5: vsyrjala: Use the name 'pipe_crtc' for the per-pipe crtc pointer Use consistent style and naming Protect macro arguments properly Drop superfluous changes to the modeset sequence, this now follows the old non-joiner sequence 100% apart from just looping in places] Signed-off-by: Stanislav Lisovskiy Tested-by: Vidya Srinivas Reviewed-by: Manasi Navare #v4? Co-developed-by: Ville Syrjälä Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240409163502.29633-5-ville.syrjala@linux.intel.com --- drivers/gpu/drm/i915/display/intel_ddi.c | 14 ++- drivers/gpu/drm/i915/display/intel_display.c | 170 ++++++++++++++------------- drivers/gpu/drm/i915/display/intel_display.h | 6 + 3 files changed, 107 insertions(+), 83 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c index deaed9ff3f95..3255d4e375af 100644 --- a/drivers/gpu/drm/i915/display/intel_ddi.c +++ b/drivers/gpu/drm/i915/display/intel_ddi.c @@ -3363,10 +3363,10 @@ static void intel_enable_ddi(struct intel_atomic_state *state, const struct intel_crtc_state *crtc_state, const struct drm_connector_state *conn_state) { - drm_WARN_ON(state->base.dev, crtc_state->has_pch_encoder); + struct drm_i915_private *i915 = to_i915(encoder->base.dev); + struct intel_crtc *pipe_crtc; - if (!intel_crtc_is_bigjoiner_slave(crtc_state)) - intel_ddi_enable_transcoder_func(encoder, crtc_state); + intel_ddi_enable_transcoder_func(encoder, crtc_state); /* Enable/Disable DP2.0 SDP split config before transcoder */ intel_audio_sdp_split_update(crtc_state); @@ -3375,7 +3375,13 @@ static void intel_enable_ddi(struct intel_atomic_state *state, intel_ddi_wait_for_fec_status(encoder, crtc_state, true); - intel_crtc_vblank_on(crtc_state); + for_each_intel_crtc_in_pipe_mask_reverse(&i915->drm, pipe_crtc, + intel_crtc_joined_pipe_mask(crtc_state)) { + const struct intel_crtc_state *pipe_crtc_state = + intel_atomic_get_new_crtc_state(state, pipe_crtc); + + intel_crtc_vblank_on(pipe_crtc_state); + } if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI)) intel_enable_ddi_hdmi(state, encoder, crtc_state, conn_state); diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index 303625344d54..a92b67adee9c 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -1620,24 +1620,6 @@ static void hsw_set_frame_start_delay(const struct intel_crtc_state *crtc_state) HSW_FRAME_START_DELAY(crtc_state->framestart_delay - 1)); } -static void icl_ddi_bigjoiner_pre_enable(struct intel_atomic_state *state, - const struct intel_crtc_state *crtc_state) -{ - struct intel_crtc *master_crtc = intel_master_crtc(crtc_state); - - /* - * Enable sequence steps 1-7 on bigjoiner master - */ - if (intel_crtc_is_bigjoiner_slave(crtc_state)) - intel_encoders_pre_pll_enable(state, master_crtc); - - if (crtc_state->shared_dpll) - intel_enable_shared_dpll(crtc_state); - - if (intel_crtc_is_bigjoiner_slave(crtc_state)) - intel_encoders_pre_enable(state, master_crtc); -} - static void hsw_configure_cpu_transcoder(const struct intel_crtc_state *crtc_state) { struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); @@ -1674,85 +1656,106 @@ static void hsw_crtc_enable(struct intel_atomic_state *state, intel_atomic_get_new_crtc_state(state, crtc); struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); enum transcoder cpu_transcoder = new_crtc_state->cpu_transcoder; - enum pipe hsw_workaround_pipe; + struct intel_crtc *pipe_crtc; if (drm_WARN_ON(&dev_priv->drm, crtc->active)) return; - intel_dmc_enable_pipe(dev_priv, crtc->pipe); + for_each_intel_crtc_in_pipe_mask_reverse(&dev_priv->drm, pipe_crtc, + intel_crtc_joined_pipe_mask(new_crtc_state)) + intel_dmc_enable_pipe(dev_priv, pipe_crtc->pipe); - if (!new_crtc_state->bigjoiner_pipes) { - intel_encoders_pre_pll_enable(state, crtc); + intel_encoders_pre_pll_enable(state, crtc); - if (new_crtc_state->shared_dpll) - intel_enable_shared_dpll(new_crtc_state); + for_each_intel_crtc_in_pipe_mask_reverse(&dev_priv->drm, pipe_crtc, + intel_crtc_joined_pipe_mask(new_crtc_state)) { + const struct intel_crtc_state *pipe_crtc_state = + intel_atomic_get_new_crtc_state(state, pipe_crtc); - intel_encoders_pre_enable(state, crtc); - } else { - icl_ddi_bigjoiner_pre_enable(state, new_crtc_state); + if (pipe_crtc_state->shared_dpll) + intel_enable_shared_dpll(pipe_crtc_state); } - intel_dsc_enable(new_crtc_state); + intel_encoders_pre_enable(state, crtc); - if (DISPLAY_VER(dev_priv) >= 13) - intel_uncompressed_joiner_enable(new_crtc_state); + for_each_intel_crtc_in_pipe_mask_reverse(&dev_priv->drm, pipe_crtc, + intel_crtc_joined_pipe_mask(new_crtc_state)) { + const struct intel_crtc_state *pipe_crtc_state = + intel_atomic_get_new_crtc_state(state, pipe_crtc); - intel_set_pipe_src_size(new_crtc_state); - if (DISPLAY_VER(dev_priv) >= 9 || IS_BROADWELL(dev_priv)) - bdw_set_pipe_misc(new_crtc_state); + intel_dsc_enable(pipe_crtc_state); - if (!intel_crtc_is_bigjoiner_slave(new_crtc_state) && - !transcoder_is_dsi(cpu_transcoder)) + if (DISPLAY_VER(dev_priv) >= 13) + intel_uncompressed_joiner_enable(pipe_crtc_state); + + intel_set_pipe_src_size(pipe_crtc_state); + + if (DISPLAY_VER(dev_priv) >= 9 || IS_BROADWELL(dev_priv)) + bdw_set_pipe_misc(pipe_crtc_state); + } + + if (!transcoder_is_dsi(cpu_transcoder)) hsw_configure_cpu_transcoder(new_crtc_state); - crtc->active = true; + for_each_intel_crtc_in_pipe_mask_reverse(&dev_priv->drm, pipe_crtc, + intel_crtc_joined_pipe_mask(new_crtc_state)) { + const struct intel_crtc_state *pipe_crtc_state = + intel_atomic_get_new_crtc_state(state, pipe_crtc); - if (glk_need_scaler_clock_gating_wa(new_crtc_state)) - glk_pipe_scaler_clock_gating_wa(crtc, true); + pipe_crtc->active = true; - if (DISPLAY_VER(dev_priv) >= 9) - skl_pfit_enable(new_crtc_state); - else - ilk_pfit_enable(new_crtc_state); + if (glk_need_scaler_clock_gating_wa(pipe_crtc_state)) + glk_pipe_scaler_clock_gating_wa(pipe_crtc, true); - /* - * On ILK+ LUT must be loaded before the pipe is running but with - * clocks enabled - */ - intel_color_load_luts(new_crtc_state); - intel_color_commit_noarm(new_crtc_state); - intel_color_commit_arm(new_crtc_state); - /* update DSPCNTR to configure gamma/csc for pipe bottom color */ - if (DISPLAY_VER(dev_priv) < 9) - intel_disable_primary_plane(new_crtc_state); + if (DISPLAY_VER(dev_priv) >= 9) + skl_pfit_enable(pipe_crtc_state); + else + ilk_pfit_enable(pipe_crtc_state); - hsw_set_linetime_wm(new_crtc_state); + /* + * On ILK+ LUT must be loaded before the pipe is running but with + * clocks enabled + */ + intel_color_load_luts(pipe_crtc_state); + intel_color_commit_noarm(pipe_crtc_state); + intel_color_commit_arm(pipe_crtc_state); + /* update DSPCNTR to configure gamma/csc for pipe bottom color */ + if (DISPLAY_VER(dev_priv) < 9) + intel_disable_primary_plane(pipe_crtc_state); - if (DISPLAY_VER(dev_priv) >= 11) - icl_set_pipe_chicken(new_crtc_state); + hsw_set_linetime_wm(pipe_crtc_state); - intel_initial_watermarks(state, crtc); + if (DISPLAY_VER(dev_priv) >= 11) + icl_set_pipe_chicken(pipe_crtc_state); - if (intel_crtc_is_bigjoiner_slave(new_crtc_state)) - intel_crtc_vblank_on(new_crtc_state); + intel_initial_watermarks(state, pipe_crtc); + } intel_encoders_enable(state, crtc); - if (glk_need_scaler_clock_gating_wa(new_crtc_state)) { - intel_crtc_wait_for_next_vblank(crtc); - glk_pipe_scaler_clock_gating_wa(crtc, false); - } + for_each_intel_crtc_in_pipe_mask_reverse(&dev_priv->drm, pipe_crtc, + intel_crtc_joined_pipe_mask(new_crtc_state)) { + const struct intel_crtc_state *pipe_crtc_state = + intel_atomic_get_new_crtc_state(state, pipe_crtc); + enum pipe hsw_workaround_pipe; - /* If we change the relative order between pipe/planes enabling, we need - * to change the workaround. */ - hsw_workaround_pipe = new_crtc_state->hsw_workaround_pipe; - if (IS_HASWELL(dev_priv) && hsw_workaround_pipe != INVALID_PIPE) { - struct intel_crtc *wa_crtc; + if (glk_need_scaler_clock_gating_wa(pipe_crtc_state)) { + intel_crtc_wait_for_next_vblank(pipe_crtc); + glk_pipe_scaler_clock_gating_wa(pipe_crtc, false); + } - wa_crtc = intel_crtc_for_pipe(dev_priv, hsw_workaround_pipe); + /* + * If we change the relative order between pipe/planes + * enabling, we need to change the workaround. + */ + hsw_workaround_pipe = pipe_crtc_state->hsw_workaround_pipe; + if (IS_HASWELL(dev_priv) && hsw_workaround_pipe != INVALID_PIPE) { + struct intel_crtc *wa_crtc = + intel_crtc_for_pipe(dev_priv, hsw_workaround_pipe); - intel_crtc_wait_for_next_vblank(wa_crtc); - intel_crtc_wait_for_next_vblank(wa_crtc); + intel_crtc_wait_for_next_vblank(wa_crtc); + intel_crtc_wait_for_next_vblank(wa_crtc); + } } } @@ -6763,17 +6766,21 @@ static void intel_enable_crtc(struct intel_atomic_state *state, struct drm_i915_private *dev_priv = to_i915(state->base.dev); const struct intel_crtc_state *new_crtc_state = intel_atomic_get_new_crtc_state(state, crtc); + struct intel_crtc *pipe_crtc; if (!intel_crtc_needs_modeset(new_crtc_state)) return; - /* VRR will be enable later, if required */ - intel_crtc_update_active_timings(new_crtc_state, false); + for_each_intel_crtc_in_pipe_mask_reverse(&dev_priv->drm, pipe_crtc, + intel_crtc_joined_pipe_mask(new_crtc_state)) { + const struct intel_crtc_state *pipe_crtc_state = + intel_atomic_get_new_crtc_state(state, pipe_crtc); - dev_priv->display.funcs.display->crtc_enable(state, crtc); + /* VRR will be enable later, if required */ + intel_crtc_update_active_timings(pipe_crtc_state, false); + } - if (intel_crtc_is_bigjoiner_slave(new_crtc_state)) - return; + dev_priv->display.funcs.display->crtc_enable(state, crtc); /* vblanks work again, re-enable pipe CRC. */ intel_crtc_enable_pipe_crc(crtc); @@ -7079,12 +7086,14 @@ static void skl_commit_modeset_enables(struct intel_atomic_state *state) if ((modeset_pipes & BIT(pipe)) == 0) continue; + if (intel_crtc_is_bigjoiner_slave(new_crtc_state)) + continue; + if (intel_dp_mst_is_slave_trans(new_crtc_state) || - is_trans_port_sync_master(new_crtc_state) || - intel_crtc_is_bigjoiner_master(new_crtc_state)) + is_trans_port_sync_master(new_crtc_state)) continue; - modeset_pipes &= ~BIT(pipe); + modeset_pipes &= ~intel_crtc_joined_pipe_mask(new_crtc_state); intel_enable_crtc(state, crtc); } @@ -7099,7 +7108,10 @@ static void skl_commit_modeset_enables(struct intel_atomic_state *state) if ((modeset_pipes & BIT(pipe)) == 0) continue; - modeset_pipes &= ~BIT(pipe); + if (intel_crtc_is_bigjoiner_slave(new_crtc_state)) + continue; + + modeset_pipes &= ~intel_crtc_joined_pipe_mask(new_crtc_state); intel_enable_crtc(state, crtc); } diff --git a/drivers/gpu/drm/i915/display/intel_display.h b/drivers/gpu/drm/i915/display/intel_display.h index 898b11663377..56d1c0e3e62c 100644 --- a/drivers/gpu/drm/i915/display/intel_display.h +++ b/drivers/gpu/drm/i915/display/intel_display.h @@ -280,6 +280,12 @@ enum phy_fia { base.head) \ for_each_if((pipe_mask) & BIT(intel_crtc->pipe)) +#define for_each_intel_crtc_in_pipe_mask_reverse(dev, intel_crtc, pipe_mask) \ + list_for_each_entry_reverse((intel_crtc), \ + &(dev)->mode_config.crtc_list, \ + base.head) \ + for_each_if((pipe_mask) & BIT((intel_crtc)->pipe)) + #define for_each_intel_encoder(dev, intel_encoder) \ list_for_each_entry(intel_encoder, \ &(dev)->mode_config.encoder_list, \ -- cgit From d403b060933b39f636cae6f5e89cd1522099e553 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Tue, 9 Apr 2024 19:35:01 +0300 Subject: drm/i915/mst: Add bigjoiner handling to MST modeset sequence MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Loop over all joined pipes at relevant points in the MST modeset sequence. Carved out from Vidya's earlier big patch, with naming/etc. changed to match the earlier hsw_crtc_enable() stuff. Reviewed-by: Arun R Murthy Co-developed-by: Vidya Srinivas Signed-off-by: Vidya Srinivas Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240409163502.29633-6-ville.syrjala@linux.intel.com --- drivers/gpu/drm/i915/display/intel_dp_mst.c | 34 +++++++++++++++++++++++------ 1 file changed, 27 insertions(+), 7 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/drm/i915/display/intel_dp_mst.c index 641dd6113a2f..93da0156491e 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_mst.c +++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c @@ -956,6 +956,7 @@ static void intel_mst_post_disable_dp(struct intel_atomic_state *state, struct drm_dp_mst_atomic_payload *new_payload = drm_atomic_get_mst_payload_state(new_mst_state, connector->port); struct drm_i915_private *dev_priv = to_i915(connector->base.dev); + struct intel_crtc *pipe_crtc; bool last_mst_stream; intel_dp->active_mst_links--; @@ -964,7 +965,13 @@ static void intel_mst_post_disable_dp(struct intel_atomic_state *state, DISPLAY_VER(dev_priv) >= 12 && last_mst_stream && !intel_dp_mst_is_master_trans(old_crtc_state)); - intel_crtc_vblank_off(old_crtc_state); + for_each_intel_crtc_in_pipe_mask(&dev_priv->drm, pipe_crtc, + intel_crtc_joined_pipe_mask(old_crtc_state)) { + const struct intel_crtc_state *old_pipe_crtc_state = + intel_atomic_get_old_crtc_state(state, pipe_crtc); + + intel_crtc_vblank_off(old_pipe_crtc_state); + } intel_disable_transcoder(old_crtc_state); @@ -982,12 +989,18 @@ static void intel_mst_post_disable_dp(struct intel_atomic_state *state, intel_ddi_disable_transcoder_func(old_crtc_state); - intel_dsc_disable(old_crtc_state); + for_each_intel_crtc_in_pipe_mask(&dev_priv->drm, pipe_crtc, + intel_crtc_joined_pipe_mask(old_crtc_state)) { + const struct intel_crtc_state *old_pipe_crtc_state = + intel_atomic_get_old_crtc_state(state, pipe_crtc); - if (DISPLAY_VER(dev_priv) >= 9) - skl_scaler_disable(old_crtc_state); - else - ilk_pfit_disable(old_crtc_state); + intel_dsc_disable(old_pipe_crtc_state); + + if (DISPLAY_VER(dev_priv) >= 9) + skl_scaler_disable(old_pipe_crtc_state); + else + ilk_pfit_disable(old_pipe_crtc_state); + } /* * Power down mst path before disabling the port, otherwise we end @@ -1166,6 +1179,7 @@ static void intel_mst_enable_dp(struct intel_atomic_state *state, drm_atomic_get_new_mst_topology_state(&state->base, &intel_dp->mst_mgr); enum transcoder trans = pipe_config->cpu_transcoder; bool first_mst_stream = intel_dp->active_mst_links == 1; + struct intel_crtc *pipe_crtc; drm_WARN_ON(&dev_priv->drm, pipe_config->has_pch_encoder); @@ -1209,7 +1223,13 @@ static void intel_mst_enable_dp(struct intel_atomic_state *state, intel_enable_transcoder(pipe_config); - intel_crtc_vblank_on(pipe_config); + for_each_intel_crtc_in_pipe_mask_reverse(&dev_priv->drm, pipe_crtc, + intel_crtc_joined_pipe_mask(pipe_config)) { + const struct intel_crtc_state *pipe_crtc_state = + intel_atomic_get_new_crtc_state(state, pipe_crtc); + + intel_crtc_vblank_on(pipe_crtc_state); + } intel_hdcp_enable(state, encoder, pipe_config, conn_state); } -- cgit From 578ff98403cef6284430934616bc4debf3017d0f Mon Sep 17 00:00:00 2001 From: Vidya Srinivas Date: Tue, 9 Apr 2024 19:35:02 +0300 Subject: drm/i915: Allow bigjoiner for MST MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit We need bigjoiner support with MST functionality for MST monitor resolutions > 5K to work. Adding support for the same. v2: Addressed review comments from Jani. Revert rejection of MST bigjoiner modes and add functionality v3: Fixed pipe_mismatch WARN for mst_master_transcoder Credits-to: Manasi Navare v4: Utilize intel_crtc_joined_pipe_mask() also for handling bigjoiner slave pipes for MST case(Stan) [v5: vsyrjala: chunked the modeset squence stuff out, removed bogus mst master transcoder hack, keep mgr_lock near the full_pbn check] [v6: vsyrjala: Calculate DSC slices correctly for bigjoiner (Imre)] Reviewed-by: Manasi Navare Reviewed-by: Arun R Murthy Signed-off-by: Vidya Srinivas Co-developed-by: Ville Syrjälä Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240409163502.29633-7-ville.syrjala@linux.intel.com --- drivers/gpu/drm/i915/display/intel_dp_mst.c | 28 +++++++++++++++------------- 1 file changed, 15 insertions(+), 13 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/drm/i915/display/intel_dp_mst.c index 93da0156491e..d43617734009 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_mst.c +++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c @@ -88,11 +88,10 @@ static int intel_dp_mst_bw_overhead(const struct intel_crtc_state *crtc_state, if (dsc) { flags |= DRM_DP_BW_OVERHEAD_DSC; - /* TODO: add support for bigjoiner */ dsc_slice_count = intel_dp_dsc_get_slice_count(connector, adjusted_mode->clock, adjusted_mode->hdisplay, - false); + crtc_state->bigjoiner_pipes); } overhead = drm_dp_bw_overhead(crtc_state->lane_count, @@ -525,6 +524,7 @@ static int intel_dp_mst_compute_config(struct intel_encoder *encoder, { struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); struct intel_atomic_state *state = to_intel_atomic_state(conn_state->state); + struct intel_crtc *crtc = to_intel_crtc(pipe_config->uapi.crtc); struct intel_dp_mst_encoder *intel_mst = enc_to_mst(encoder); struct intel_dp *intel_dp = &intel_mst->primary->dp; struct intel_connector *connector = @@ -542,6 +542,11 @@ static int intel_dp_mst_compute_config(struct intel_encoder *encoder, if (adjusted_mode->flags & DRM_MODE_FLAG_DBLSCAN) return -EINVAL; + if (intel_dp_need_bigjoiner(intel_dp, connector, + adjusted_mode->crtc_hdisplay, + adjusted_mode->crtc_clock)) + pipe_config->bigjoiner_pipes = GENMASK(crtc->pipe + 1, crtc->pipe); + pipe_config->sink_format = INTEL_OUTPUT_FORMAT_RGB; pipe_config->output_format = INTEL_OUTPUT_FORMAT_RGB; pipe_config->has_pch_encoder = false; @@ -1376,10 +1381,6 @@ intel_dp_mst_mode_valid_ctx(struct drm_connector *connector, max_link_clock, max_lanes); mode_rate = intel_dp_link_required(mode->clock, min_bpp); - ret = drm_modeset_lock(&mgr->base.lock, ctx); - if (ret) - return ret; - /* * TODO: * - Also check if compression would allow for the mode @@ -1392,17 +1393,18 @@ intel_dp_mst_mode_valid_ctx(struct drm_connector *connector, * corresponding link capabilities of the sink) in case the * stream is uncompressed for it by the last branch device. */ - if (mode_rate > max_rate || mode->clock > max_dotclk || - drm_dp_calc_pbn_mode(mode->clock, min_bpp << 4) > port->full_pbn) { - *status = MODE_CLOCK_HIGH; - return 0; - } if (intel_dp_need_bigjoiner(intel_dp, intel_connector, mode->hdisplay, target_clock)) { bigjoiner = true; max_dotclk *= 2; + } + + ret = drm_modeset_lock(&mgr->base.lock, ctx); + if (ret) + return ret; - /* TODO: add support for bigjoiner */ + if (mode_rate > max_rate || mode->clock > max_dotclk || + drm_dp_calc_pbn_mode(mode->clock, min_bpp << 4) > port->full_pbn) { *status = MODE_CLOCK_HIGH; return 0; } @@ -1445,7 +1447,7 @@ intel_dp_mst_mode_valid_ctx(struct drm_connector *connector, return 0; } - *status = intel_mode_valid_max_plane_size(dev_priv, mode, false); + *status = intel_mode_valid_max_plane_size(dev_priv, mode, bigjoiner); return 0; } -- cgit From 765425f598c20841c0d46a36099e2763d2bf3f03 Mon Sep 17 00:00:00 2001 From: Luca Coelho Date: Fri, 12 Apr 2024 12:41:45 +0300 Subject: drm/i915/display: add support for DMC wakelocks In order to reduce the DC5->DC2 restore time, wakelocks have been introduced in DMC so the driver can tell it when registers and other memory areas are going to be accessed and keep their respective blocks awake. Implement this in the driver by adding the concept of DMC wakelocks. When the driver needs to access memory which lies inside pre-defined ranges, it will tell DMC to set the wakelock, access the memory, then wait for a while and clear the wakelock. The wakelock state is protected in the driver with spinlocks to prevent concurrency issues. BSpec: 71583 Signed-off-by: Luca Coelho Reviewed-by: Uma Shankar Link: https://patchwork.freedesktop.org/patch/msgid/20240412094148.808179-2-luciano.coelho@intel.com Signed-off-by: Jani Nikula --- Documentation/gpu/i915.rst | 9 + drivers/gpu/drm/i915/Makefile | 1 + drivers/gpu/drm/i915/display/intel_de.h | 97 ++++++++- drivers/gpu/drm/i915/display/intel_display_core.h | 2 + drivers/gpu/drm/i915/display/intel_dmc_regs.h | 6 + drivers/gpu/drm/i915/display/intel_dmc_wl.c | 234 ++++++++++++++++++++++ drivers/gpu/drm/i915/display/intel_dmc_wl.h | 31 +++ drivers/gpu/drm/xe/Makefile | 1 + 8 files changed, 373 insertions(+), 8 deletions(-) create mode 100644 drivers/gpu/drm/i915/display/intel_dmc_wl.c create mode 100644 drivers/gpu/drm/i915/display/intel_dmc_wl.h diff --git a/Documentation/gpu/i915.rst b/Documentation/gpu/i915.rst index 0ca1550fd9dc..17261ba18313 100644 --- a/Documentation/gpu/i915.rst +++ b/Documentation/gpu/i915.rst @@ -204,6 +204,15 @@ DMC Firmware Support .. kernel-doc:: drivers/gpu/drm/i915/display/intel_dmc.c :internal: +DMC wakelock support +-------------------- + +.. kernel-doc:: drivers/gpu/drm/i915/display/intel_dmc_wl.c + :doc: DMC wakelock support + +.. kernel-doc:: drivers/gpu/drm/i915/display/intel_dmc_wl.c + :internal: + Video BIOS Table (VBT) ---------------------- diff --git a/drivers/gpu/drm/i915/Makefile b/drivers/gpu/drm/i915/Makefile index 87d6ba8d2341..a6554654555a 100644 --- a/drivers/gpu/drm/i915/Makefile +++ b/drivers/gpu/drm/i915/Makefile @@ -265,6 +265,7 @@ i915-y += \ display/intel_display_rps.o \ display/intel_display_wa.o \ display/intel_dmc.o \ + display/intel_dmc_wl.o \ display/intel_dpio_phy.o \ display/intel_dpll.o \ display/intel_dpll_mgr.o \ diff --git a/drivers/gpu/drm/i915/display/intel_de.h b/drivers/gpu/drm/i915/display/intel_de.h index ba7a1c6ebc2a..0a0fba81e7af 100644 --- a/drivers/gpu/drm/i915/display/intel_de.h +++ b/drivers/gpu/drm/i915/display/intel_de.h @@ -13,52 +13,125 @@ static inline u32 intel_de_read(struct drm_i915_private *i915, i915_reg_t reg) { - return intel_uncore_read(&i915->uncore, reg); + u32 val; + + intel_dmc_wl_get(i915, reg); + + val = intel_uncore_read(&i915->uncore, reg); + + intel_dmc_wl_put(i915, reg); + + return val; } static inline u8 intel_de_read8(struct drm_i915_private *i915, i915_reg_t reg) { - return intel_uncore_read8(&i915->uncore, reg); + u8 val; + + intel_dmc_wl_get(i915, reg); + + val = intel_uncore_read8(&i915->uncore, reg); + + intel_dmc_wl_put(i915, reg); + + return val; } static inline u64 intel_de_read64_2x32(struct drm_i915_private *i915, i915_reg_t lower_reg, i915_reg_t upper_reg) { - return intel_uncore_read64_2x32(&i915->uncore, lower_reg, upper_reg); + u64 val; + + intel_dmc_wl_get(i915, lower_reg); + intel_dmc_wl_get(i915, upper_reg); + + val = intel_uncore_read64_2x32(&i915->uncore, lower_reg, upper_reg); + + intel_dmc_wl_put(i915, upper_reg); + intel_dmc_wl_put(i915, lower_reg); + + return val; } static inline void intel_de_posting_read(struct drm_i915_private *i915, i915_reg_t reg) { + intel_dmc_wl_get(i915, reg); + intel_uncore_posting_read(&i915->uncore, reg); + + intel_dmc_wl_put(i915, reg); } static inline void intel_de_write(struct drm_i915_private *i915, i915_reg_t reg, u32 val) { + intel_dmc_wl_get(i915, reg); + intel_uncore_write(&i915->uncore, reg, val); + + intel_dmc_wl_put(i915, reg); } static inline u32 -intel_de_rmw(struct drm_i915_private *i915, i915_reg_t reg, u32 clear, u32 set) +__intel_de_rmw_nowl(struct drm_i915_private *i915, i915_reg_t reg, + u32 clear, u32 set) { return intel_uncore_rmw(&i915->uncore, reg, clear, set); } +static inline u32 +intel_de_rmw(struct drm_i915_private *i915, i915_reg_t reg, u32 clear, u32 set) +{ + u32 val; + + intel_dmc_wl_get(i915, reg); + + val = __intel_de_rmw_nowl(i915, reg, clear, set); + + intel_dmc_wl_put(i915, reg); + + return val; +} + +static inline int +__intel_wait_for_register_nowl(struct drm_i915_private *i915, i915_reg_t reg, + u32 mask, u32 value, unsigned int timeout) +{ + return intel_wait_for_register(&i915->uncore, reg, mask, + value, timeout); +} + static inline int intel_de_wait(struct drm_i915_private *i915, i915_reg_t reg, u32 mask, u32 value, unsigned int timeout) { - return intel_wait_for_register(&i915->uncore, reg, mask, value, timeout); + int ret; + + intel_dmc_wl_get(i915, reg); + + ret = __intel_wait_for_register_nowl(i915, reg, mask, value, timeout); + + intel_dmc_wl_put(i915, reg); + + return ret; } static inline int intel_de_wait_fw(struct drm_i915_private *i915, i915_reg_t reg, u32 mask, u32 value, unsigned int timeout) { - return intel_wait_for_register_fw(&i915->uncore, reg, mask, value, timeout); + int ret; + + intel_dmc_wl_get(i915, reg); + + ret = intel_wait_for_register_fw(&i915->uncore, reg, mask, value, timeout); + + intel_dmc_wl_put(i915, reg); + + return ret; } static inline int @@ -67,8 +140,16 @@ intel_de_wait_custom(struct drm_i915_private *i915, i915_reg_t reg, unsigned int fast_timeout_us, unsigned int slow_timeout_ms, u32 *out_value) { - return __intel_wait_for_register(&i915->uncore, reg, mask, value, - fast_timeout_us, slow_timeout_ms, out_value); + int ret; + + intel_dmc_wl_get(i915, reg); + + ret = __intel_wait_for_register(&i915->uncore, reg, mask, value, + fast_timeout_us, slow_timeout_ms, out_value); + + intel_dmc_wl_put(i915, reg); + + return ret; } static inline int diff --git a/drivers/gpu/drm/i915/display/intel_display_core.h b/drivers/gpu/drm/i915/display/intel_display_core.h index db9b6492758e..9d89828e87df 100644 --- a/drivers/gpu/drm/i915/display/intel_display_core.h +++ b/drivers/gpu/drm/i915/display/intel_display_core.h @@ -26,6 +26,7 @@ #include "intel_global_state.h" #include "intel_gmbus.h" #include "intel_opregion.h" +#include "intel_dmc_wl.h" #include "intel_wm_types.h" struct task_struct; @@ -546,6 +547,7 @@ struct intel_display { struct intel_overlay *overlay; struct intel_display_params params; struct intel_vbt_data vbt; + struct intel_dmc_wl wl; struct intel_wm wm; }; diff --git a/drivers/gpu/drm/i915/display/intel_dmc_regs.h b/drivers/gpu/drm/i915/display/intel_dmc_regs.h index 90d0dbb41cfe..1bf446f96a10 100644 --- a/drivers/gpu/drm/i915/display/intel_dmc_regs.h +++ b/drivers/gpu/drm/i915/display/intel_dmc_regs.h @@ -97,4 +97,10 @@ #define TGL_DMC_DEBUG3 _MMIO(0x101090) #define DG1_DMC_DEBUG3 _MMIO(0x13415c) +#define DMC_WAKELOCK_CFG _MMIO(0x8F1B0) +#define DMC_WAKELOCK_CFG_ENABLE REG_BIT(31) +#define DMC_WAKELOCK1_CTL _MMIO(0x8F140) +#define DMC_WAKELOCK_CTL_REQ REG_BIT(31) +#define DMC_WAKELOCK_CTL_ACK REG_BIT(15) + #endif /* __INTEL_DMC_REGS_H__ */ diff --git a/drivers/gpu/drm/i915/display/intel_dmc_wl.c b/drivers/gpu/drm/i915/display/intel_dmc_wl.c new file mode 100644 index 000000000000..abe875690e70 --- /dev/null +++ b/drivers/gpu/drm/i915/display/intel_dmc_wl.c @@ -0,0 +1,234 @@ +// SPDX-License-Identifier: MIT +/* + * Copyright (C) 2024 Intel Corporation + */ + +#include + +#include "intel_de.h" +#include "intel_dmc_regs.h" +#include "intel_dmc_wl.h" + +/** + * DOC: DMC wakelock support + * + * Wake lock is the mechanism to cause display engine to exit DC + * states to allow programming to registers that are powered down in + * those states. Previous projects exited DC states automatically when + * detecting programming. Now software controls the exit by + * programming the wake lock. This improves system performance and + * system interactions and better fits the flip queue style of + * programming. Wake lock is only required when DC5, DC6, or DC6v have + * been enabled in DC_STATE_EN and the wake lock mode of operation has + * been enabled. + * + * The wakelock mechanism in DMC allows the display engine to exit DC + * states explicitly before programming registers that may be powered + * down. In earlier hardware, this was done automatically and + * implicitly when the display engine accessed a register. With the + * wakelock implementation, the driver asserts a wakelock in DMC, + * which forces it to exit the DC state until the wakelock is + * deasserted. + * + * The mechanism can be enabled and disabled by writing to the + * DMC_WAKELOCK_CFG register. There are also 13 control registers + * that can be used to hold and release different wakelocks. In the + * current implementation, we only need one wakelock, so only + * DMC_WAKELOCK1_CTL is used. The other definitions are here for + * potential future use. + */ + +#define DMC_WAKELOCK_CTL_TIMEOUT 5 +#define DMC_WAKELOCK_HOLD_TIME 50 + +struct intel_dmc_wl_range { + u32 start; + u32 end; +}; + +static struct intel_dmc_wl_range lnl_wl_range[] = { + { .start = 0x60000, .end = 0x7ffff }, +}; + +static void __intel_dmc_wl_release(struct drm_i915_private *i915) +{ + struct intel_dmc_wl *wl = &i915->display.wl; + + WARN_ON(refcount_read(&wl->refcount)); + + queue_delayed_work(i915->unordered_wq, &wl->work, + msecs_to_jiffies(DMC_WAKELOCK_HOLD_TIME)); +} + +static void intel_dmc_wl_work(struct work_struct *work) +{ + struct intel_dmc_wl *wl = + container_of(work, struct intel_dmc_wl, work.work); + struct drm_i915_private *i915 = + container_of(wl, struct drm_i915_private, display.wl); + unsigned long flags; + + spin_lock_irqsave(&wl->lock, flags); + + /* Bail out if refcount reached zero while waiting for the spinlock */ + if (!refcount_read(&wl->refcount)) + goto out_unlock; + + __intel_de_rmw_nowl(i915, DMC_WAKELOCK1_CTL, DMC_WAKELOCK_CTL_REQ, 0); + + if (__intel_wait_for_register_nowl(i915, DMC_WAKELOCK1_CTL, + DMC_WAKELOCK_CTL_ACK, 0, + DMC_WAKELOCK_CTL_TIMEOUT)) { + WARN_RATELIMIT(1, "DMC wakelock release timed out"); + goto out_unlock; + } + + wl->taken = false; + +out_unlock: + spin_unlock_irqrestore(&wl->lock, flags); +} + +static bool intel_dmc_wl_check_range(u32 address) +{ + int i; + bool wl_needed = false; + + for (i = 0; i < ARRAY_SIZE(lnl_wl_range); i++) { + if (address >= lnl_wl_range[i].start && + address <= lnl_wl_range[i].end) { + wl_needed = true; + break; + } + } + + return wl_needed; +} + +void intel_dmc_wl_init(struct drm_i915_private *i915) +{ + struct intel_dmc_wl *wl = &i915->display.wl; + + INIT_DELAYED_WORK(&wl->work, intel_dmc_wl_work); + spin_lock_init(&wl->lock); + refcount_set(&wl->refcount, 0); +} + +void intel_dmc_wl_enable(struct drm_i915_private *i915) +{ + struct intel_dmc_wl *wl = &i915->display.wl; + unsigned long flags; + + spin_lock_irqsave(&wl->lock, flags); + + if (wl->enabled) + goto out_unlock; + + /* + * Enable wakelock in DMC. We shouldn't try to take the + * wakelock, because we're just enabling it, so call the + * non-locking version directly here. + */ + __intel_de_rmw_nowl(i915, DMC_WAKELOCK_CFG, 0, DMC_WAKELOCK_CFG_ENABLE); + + wl->enabled = true; + wl->taken = false; + +out_unlock: + spin_unlock_irqrestore(&wl->lock, flags); +} + +void intel_dmc_wl_disable(struct drm_i915_private *i915) +{ + struct intel_dmc_wl *wl = &i915->display.wl; + unsigned long flags; + + flush_delayed_work(&wl->work); + + spin_lock_irqsave(&wl->lock, flags); + + if (!wl->enabled) + goto out_unlock; + + /* Disable wakelock in DMC */ + __intel_de_rmw_nowl(i915, DMC_WAKELOCK_CFG, DMC_WAKELOCK_CFG_ENABLE, 0); + + refcount_set(&wl->refcount, 0); + wl->enabled = false; + wl->taken = false; + +out_unlock: + spin_unlock_irqrestore(&wl->lock, flags); +} + +void intel_dmc_wl_get(struct drm_i915_private *i915, i915_reg_t reg) +{ + struct intel_dmc_wl *wl = &i915->display.wl; + unsigned long flags; + + if (!intel_dmc_wl_check_range(reg.reg)) + return; + + spin_lock_irqsave(&wl->lock, flags); + + if (!wl->enabled) + goto out_unlock; + + cancel_delayed_work(&wl->work); + + if (refcount_inc_not_zero(&wl->refcount)) + goto out_unlock; + + refcount_set(&wl->refcount, 1); + + /* + * Only try to take the wakelock if it's not marked as taken + * yet. It may be already taken at this point if we have + * already released the last reference, but the work has not + * run yet. + */ + if (!wl->taken) { + __intel_de_rmw_nowl(i915, DMC_WAKELOCK1_CTL, 0, + DMC_WAKELOCK_CTL_REQ); + + if (__intel_wait_for_register_nowl(i915, DMC_WAKELOCK1_CTL, + DMC_WAKELOCK_CTL_ACK, + DMC_WAKELOCK_CTL_ACK, + DMC_WAKELOCK_CTL_TIMEOUT)) { + WARN_RATELIMIT(1, "DMC wakelock ack timed out"); + goto out_unlock; + } + + wl->taken = true; + } + +out_unlock: + spin_unlock_irqrestore(&wl->lock, flags); +} + +void intel_dmc_wl_put(struct drm_i915_private *i915, i915_reg_t reg) +{ + struct intel_dmc_wl *wl = &i915->display.wl; + unsigned long flags; + + if (!intel_dmc_wl_check_range(reg.reg)) + return; + + spin_lock_irqsave(&wl->lock, flags); + + if (!wl->enabled) + goto out_unlock; + + if (WARN_RATELIMIT(!refcount_read(&wl->refcount), + "Tried to put wakelock with refcount zero\n")) + goto out_unlock; + + if (refcount_dec_and_test(&wl->refcount)) { + __intel_dmc_wl_release(i915); + + goto out_unlock; + } + +out_unlock: + spin_unlock_irqrestore(&wl->lock, flags); +} diff --git a/drivers/gpu/drm/i915/display/intel_dmc_wl.h b/drivers/gpu/drm/i915/display/intel_dmc_wl.h new file mode 100644 index 000000000000..6fb86b05b437 --- /dev/null +++ b/drivers/gpu/drm/i915/display/intel_dmc_wl.h @@ -0,0 +1,31 @@ +/* SPDX-License-Identifier: MIT */ +/* + * Copyright (C) 2024 Intel Corporation + */ + +#ifndef __INTEL_WAKELOCK_H__ +#define __INTEL_WAKELOCK_H__ + +#include +#include +#include + +#include "i915_reg_defs.h" + +struct drm_i915_private; + +struct intel_dmc_wl { + spinlock_t lock; /* protects enabled, taken and refcount */ + bool enabled; + bool taken; + refcount_t refcount; + struct delayed_work work; +}; + +void intel_dmc_wl_init(struct drm_i915_private *i915); +void intel_dmc_wl_enable(struct drm_i915_private *i915); +void intel_dmc_wl_disable(struct drm_i915_private *i915); +void intel_dmc_wl_get(struct drm_i915_private *i915, i915_reg_t reg); +void intel_dmc_wl_put(struct drm_i915_private *i915, i915_reg_t reg); + +#endif /* __INTEL_WAKELOCK_H__ */ diff --git a/drivers/gpu/drm/xe/Makefile b/drivers/gpu/drm/xe/Makefile index 2671d8cf5092..6885c13214ee 100644 --- a/drivers/gpu/drm/xe/Makefile +++ b/drivers/gpu/drm/xe/Makefile @@ -275,6 +275,7 @@ xe-$(CONFIG_DRM_XE_DISPLAY) += \ i915-display/intel_vdsc.o \ i915-display/intel_vga.o \ i915-display/intel_vrr.o \ + i915-display/intel_dmc_wl.o \ i915-display/intel_wm.o \ i915-display/skl_scaler.o \ i915-display/skl_universal_plane.o \ -- cgit From fe3b3ed7ff5e570131a787f6d59f3b7245c48077 Mon Sep 17 00:00:00 2001 From: Luca Coelho Date: Fri, 12 Apr 2024 12:41:46 +0300 Subject: drm/i915/display: don't allow DMC wakelock on older hardware Only allow running DMC wakelock code if the display version is 20 or greater. Also check if DMC is loaded before enabling. Reviewed-by: Uma Shankar Signed-off-by: Luca Coelho Link: https://patchwork.freedesktop.org/patch/msgid/20240412094148.808179-3-luciano.coelho@intel.com Signed-off-by: Jani Nikula --- .../gpu/drm/i915/display/intel_display_driver.c | 1 + drivers/gpu/drm/i915/display/intel_dmc_wl.c | 26 ++++++++++++++++++++++ 2 files changed, 27 insertions(+) diff --git a/drivers/gpu/drm/i915/display/intel_display_driver.c b/drivers/gpu/drm/i915/display/intel_display_driver.c index 87dd07e0d138..e4015557af6a 100644 --- a/drivers/gpu/drm/i915/display/intel_display_driver.c +++ b/drivers/gpu/drm/i915/display/intel_display_driver.c @@ -198,6 +198,7 @@ void intel_display_driver_early_probe(struct drm_i915_private *i915) intel_dpll_init_clock_hook(i915); intel_init_display_hooks(i915); intel_fdi_init_hook(i915); + intel_dmc_wl_init(i915); } /* part #1: call before irq install */ diff --git a/drivers/gpu/drm/i915/display/intel_dmc_wl.c b/drivers/gpu/drm/i915/display/intel_dmc_wl.c index abe875690e70..bc3f3d6dfe10 100644 --- a/drivers/gpu/drm/i915/display/intel_dmc_wl.c +++ b/drivers/gpu/drm/i915/display/intel_dmc_wl.c @@ -6,6 +6,7 @@ #include #include "intel_de.h" +#include "intel_dmc.h" #include "intel_dmc_regs.h" #include "intel_dmc_wl.h" @@ -105,10 +106,23 @@ static bool intel_dmc_wl_check_range(u32 address) return wl_needed; } +static bool __intel_dmc_wl_supported(struct drm_i915_private *i915) +{ + if (DISPLAY_VER(i915) < 20 || + !intel_dmc_has_payload(i915)) + return false; + + return true; +} + void intel_dmc_wl_init(struct drm_i915_private *i915) { struct intel_dmc_wl *wl = &i915->display.wl; + /* don't call __intel_dmc_wl_supported(), DMC is not loaded yet */ + if (DISPLAY_VER(i915) < 20) + return; + INIT_DELAYED_WORK(&wl->work, intel_dmc_wl_work); spin_lock_init(&wl->lock); refcount_set(&wl->refcount, 0); @@ -119,6 +133,9 @@ void intel_dmc_wl_enable(struct drm_i915_private *i915) struct intel_dmc_wl *wl = &i915->display.wl; unsigned long flags; + if (!__intel_dmc_wl_supported(i915)) + return; + spin_lock_irqsave(&wl->lock, flags); if (wl->enabled) @@ -143,6 +160,9 @@ void intel_dmc_wl_disable(struct drm_i915_private *i915) struct intel_dmc_wl *wl = &i915->display.wl; unsigned long flags; + if (!__intel_dmc_wl_supported(i915)) + return; + flush_delayed_work(&wl->work); spin_lock_irqsave(&wl->lock, flags); @@ -166,6 +186,9 @@ void intel_dmc_wl_get(struct drm_i915_private *i915, i915_reg_t reg) struct intel_dmc_wl *wl = &i915->display.wl; unsigned long flags; + if (!__intel_dmc_wl_supported(i915)) + return; + if (!intel_dmc_wl_check_range(reg.reg)) return; @@ -211,6 +234,9 @@ void intel_dmc_wl_put(struct drm_i915_private *i915, i915_reg_t reg) struct intel_dmc_wl *wl = &i915->display.wl; unsigned long flags; + if (!__intel_dmc_wl_supported(i915)) + return; + if (!intel_dmc_wl_check_range(reg.reg)) return; -- cgit From 8a8dcb23b6b359c292376439f6946637e376fd83 Mon Sep 17 00:00:00 2001 From: Luca Coelho Date: Fri, 12 Apr 2024 12:41:47 +0300 Subject: drm/i915/display: add module parameter to enable DMC wakelock This feature should be disabled by default until properly tested and mature. Add a module parameter to enable the feature for testing, while keeping it disabled by default for now. Reviewed-by: Uma Shankar Signed-off-by: Luca Coelho Link: https://patchwork.freedesktop.org/patch/msgid/20240412094148.808179-4-luciano.coelho@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_display_params.c | 5 +++++ drivers/gpu/drm/i915/display/intel_display_params.h | 1 + drivers/gpu/drm/i915/display/intel_dmc_wl.c | 6 ++++-- 3 files changed, 10 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display_params.c b/drivers/gpu/drm/i915/display/intel_display_params.c index 11e03cfb774d..f40b223cc8a1 100644 --- a/drivers/gpu/drm/i915/display/intel_display_params.c +++ b/drivers/gpu/drm/i915/display/intel_display_params.c @@ -116,6 +116,11 @@ intel_display_param_named_unsafe(enable_psr2_sel_fetch, bool, 0400, "(0=disabled, 1=enabled) " "Default: 1"); +intel_display_param_named_unsafe(enable_dmc_wl, bool, 0400, + "Enable DMC wakelock " + "(0=disabled, 1=enabled) " + "Default: 0"); + __maybe_unused static void _param_print_bool(struct drm_printer *p, const char *driver_name, const char *name, bool val) diff --git a/drivers/gpu/drm/i915/display/intel_display_params.h b/drivers/gpu/drm/i915/display/intel_display_params.h index 6206cc51df04..bf8dbbdb20a1 100644 --- a/drivers/gpu/drm/i915/display/intel_display_params.h +++ b/drivers/gpu/drm/i915/display/intel_display_params.h @@ -46,6 +46,7 @@ struct drm_i915_private; param(int, enable_psr, -1, 0600) \ param(bool, psr_safest_params, false, 0400) \ param(bool, enable_psr2_sel_fetch, true, 0400) \ + param(bool, enable_dmc_wl, false, 0400) \ #define MEMBER(T, member, ...) T member; struct intel_display_params { diff --git a/drivers/gpu/drm/i915/display/intel_dmc_wl.c b/drivers/gpu/drm/i915/display/intel_dmc_wl.c index bc3f3d6dfe10..30f8905fae41 100644 --- a/drivers/gpu/drm/i915/display/intel_dmc_wl.c +++ b/drivers/gpu/drm/i915/display/intel_dmc_wl.c @@ -109,7 +109,8 @@ static bool intel_dmc_wl_check_range(u32 address) static bool __intel_dmc_wl_supported(struct drm_i915_private *i915) { if (DISPLAY_VER(i915) < 20 || - !intel_dmc_has_payload(i915)) + !intel_dmc_has_payload(i915) || + !i915->display.params.enable_dmc_wl) return false; return true; @@ -120,7 +121,8 @@ void intel_dmc_wl_init(struct drm_i915_private *i915) struct intel_dmc_wl *wl = &i915->display.wl; /* don't call __intel_dmc_wl_supported(), DMC is not loaded yet */ - if (DISPLAY_VER(i915) < 20) + if (DISPLAY_VER(i915) < 20 || + !i915->display.params.enable_dmc_wl) return; INIT_DELAYED_WORK(&wl->work, intel_dmc_wl_work); -- cgit From 700c34019555392a348f8c03237c1ebb5bf53eb4 Mon Sep 17 00:00:00 2001 From: Luca Coelho Date: Fri, 12 Apr 2024 12:41:48 +0300 Subject: drm/i915/display: tie DMC wakelock to DC5/6 state transitions We only need DMC wakelocks when we allow DC5 and DC6 states. Add the calls to enable and disable DMC wakelock accordingly. Reviewed-by: Uma Shankar Signed-off-by: Luca Coelho Link: https://patchwork.freedesktop.org/patch/msgid/20240412094148.808179-5-luciano.coelho@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_display_power_well.c | 7 +++++++ drivers/gpu/drm/i915/display/intel_dmc.c | 4 ++++ 2 files changed, 11 insertions(+) diff --git a/drivers/gpu/drm/i915/display/intel_display_power_well.c b/drivers/gpu/drm/i915/display/intel_display_power_well.c index e4de40228997..7f4b7602cf02 100644 --- a/drivers/gpu/drm/i915/display/intel_display_power_well.c +++ b/drivers/gpu/drm/i915/display/intel_display_power_well.c @@ -17,6 +17,7 @@ #include "intel_dkl_phy.h" #include "intel_dkl_phy_regs.h" #include "intel_dmc.h" +#include "intel_dmc_wl.h" #include "intel_dp_aux_regs.h" #include "intel_dpio_phy.h" #include "intel_dpll.h" @@ -821,6 +822,8 @@ void gen9_enable_dc5(struct drm_i915_private *dev_priv) intel_de_rmw(dev_priv, GEN8_CHICKEN_DCPR_1, 0, SKL_SELECT_ALTERNATE_DC_EXIT); + intel_dmc_wl_enable(dev_priv); + gen9_set_dc_state(dev_priv, DC_STATE_EN_UPTO_DC5); } @@ -850,6 +853,8 @@ void skl_enable_dc6(struct drm_i915_private *dev_priv) intel_de_rmw(dev_priv, GEN8_CHICKEN_DCPR_1, 0, SKL_SELECT_ALTERNATE_DC_EXIT); + intel_dmc_wl_enable(dev_priv); + gen9_set_dc_state(dev_priv, DC_STATE_EN_UPTO_DC6); } @@ -970,6 +975,8 @@ void gen9_disable_dc_states(struct drm_i915_private *dev_priv) if (!HAS_DISPLAY(dev_priv)) return; + intel_dmc_wl_disable(dev_priv); + intel_cdclk_get_cdclk(dev_priv, &cdclk_config); /* Can't read out voltage_level so can't use intel_cdclk_changed() */ drm_WARN_ON(&dev_priv->drm, diff --git a/drivers/gpu/drm/i915/display/intel_dmc.c b/drivers/gpu/drm/i915/display/intel_dmc.c index e61e9c1b8947..a34ff3383fd3 100644 --- a/drivers/gpu/drm/i915/display/intel_dmc.c +++ b/drivers/gpu/drm/i915/display/intel_dmc.c @@ -552,6 +552,8 @@ void intel_dmc_disable_program(struct drm_i915_private *i915) pipedmc_clock_gating_wa(i915, true); disable_all_event_handlers(i915); pipedmc_clock_gating_wa(i915, false); + + intel_dmc_wl_disable(i915); } void assert_dmc_loaded(struct drm_i915_private *i915) @@ -1081,6 +1083,8 @@ void intel_dmc_suspend(struct drm_i915_private *i915) if (dmc) flush_work(&dmc->work); + intel_dmc_wl_disable(i915); + /* Drop the reference held in case DMC isn't loaded. */ if (!intel_dmc_has_payload(i915)) intel_dmc_runtime_pm_put(i915); -- cgit