diff options
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_bios.c | 6 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_display_types.h | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_dp.c | 9 |
3 files changed, 14 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_bios.c b/drivers/gpu/drm/i915/display/intel_bios.c index f35ef3675d39..f16887aed56d 100644 --- a/drivers/gpu/drm/i915/display/intel_bios.c +++ b/drivers/gpu/drm/i915/display/intel_bios.c @@ -1084,6 +1084,12 @@ parse_lfp_backlight(struct drm_i915_private *i915, panel->vbt.backlight.min_brightness = entry->min_brightness; } + if (i915->display.vbt.version >= 239) + panel->vbt.backlight.hdr_dpcd_refresh_timeout = + DIV_ROUND_UP(backlight_data->hdr_dpcd_refresh_timeout[panel_type], 100); + else + panel->vbt.backlight.hdr_dpcd_refresh_timeout = 30; + drm_dbg_kms(&i915->drm, "VBT backlight PWM modulation frequency %u Hz, " "active %s, min brightness %u, level %u, controller %u\n", diff --git a/drivers/gpu/drm/i915/display/intel_display_types.h b/drivers/gpu/drm/i915/display/intel_display_types.h index 22de8f57b354..c32bfba06ca1 100644 --- a/drivers/gpu/drm/i915/display/intel_display_types.h +++ b/drivers/gpu/drm/i915/display/intel_display_types.h @@ -326,6 +326,7 @@ struct intel_vbt_panel_data { struct { u16 pwm_freq_hz; u16 brightness_precision_bits; + u16 hdr_dpcd_refresh_timeout; bool present; bool active_low_pwm; u8 min_brightness; /* min_brightness/255 of max */ diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index d25a93258f8b..aee93b0d810e 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -2292,10 +2292,15 @@ intel_edp_init_source_oui(struct intel_dp *intel_dp, bool careful) void intel_dp_wait_source_oui(struct intel_dp *intel_dp) { + struct intel_connector *connector = intel_dp->attached_connector; struct drm_i915_private *i915 = dp_to_i915(intel_dp); - drm_dbg_kms(&i915->drm, "Performing OUI wait\n"); - wait_remaining_ms_from_jiffies(intel_dp->last_oui_write, 30); + drm_dbg_kms(&i915->drm, "[CONNECTOR:%d:%s] Performing OUI wait (%u ms)\n", + connector->base.base.id, connector->base.name, + connector->panel.vbt.backlight.hdr_dpcd_refresh_timeout); + + wait_remaining_ms_from_jiffies(intel_dp->last_oui_write, + connector->panel.vbt.backlight.hdr_dpcd_refresh_timeout); } /* If the device supports it, try to set the power state appropriately */ |