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authorMaxime Ripard <maxime@cerno.tech>2022-10-18 15:00:03 +0200
committerMaxime Ripard <maxime@cerno.tech>2022-10-18 15:00:03 +0200
commita140a6a2d5ec0329ad05cd3532a91ad0ce58dceb (patch)
treeb2d44a1da423c53bd6c3ab3facd45ff5f2087ffd /drivers/gpu/drm/i915/display/intel_dp_mst.c
parent28743e25fa1c867675bd8ff976eb92d4251f13a1 (diff)
parent9abf2313adc1ca1b6180c508c25f22f9395cc780 (diff)
Merge drm/drm-next into drm-misc-next
Let's kick-off this release cycle. Signed-off-by: Maxime Ripard <maxime@cerno.tech>
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_dp_mst.c')
-rw-r--r--drivers/gpu/drm/i915/display/intel_dp_mst.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/drm/i915/display/intel_dp_mst.c
index 7713c19042f3..03604a37931c 100644
--- a/drivers/gpu/drm/i915/display/intel_dp_mst.c
+++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c
@@ -58,7 +58,6 @@ static int intel_dp_mst_compute_link_config(struct intel_encoder *encoder,
struct drm_i915_private *i915 = to_i915(connector->base.dev);
const struct drm_display_mode *adjusted_mode =
&crtc_state->hw.adjusted_mode;
- bool constant_n = drm_dp_has_quirk(&intel_dp->desc, DP_DPCD_QUIRK_CONSTANT_N);
int bpp, slots = -EINVAL;
mst_state = drm_atomic_get_mst_topology_state(state, &intel_dp->mst_mgr);
@@ -100,7 +99,7 @@ static int intel_dp_mst_compute_link_config(struct intel_encoder *encoder,
adjusted_mode->crtc_clock,
crtc_state->port_clock,
&crtc_state->dp_m_n,
- constant_n, crtc_state->fec_enable);
+ crtc_state->fec_enable);
crtc_state->dp_m_n.tu = slots;
return 0;
@@ -566,7 +565,10 @@ static void intel_mst_enable_dp(struct intel_atomic_state *state,
drm_dp_add_payload_part2(&intel_dp->mst_mgr, &state->base,
drm_atomic_get_mst_payload_state(mst_state, connector->port));
- if (DISPLAY_VER(dev_priv) >= 12 && pipe_config->fec_enable)
+ if (DISPLAY_VER(dev_priv) >= 14 && pipe_config->fec_enable)
+ intel_de_rmw(dev_priv, MTL_CHICKEN_TRANS(trans), 0,
+ FECSTALL_DIS_DPTSTREAM_DPTTG);
+ else if (DISPLAY_VER(dev_priv) >= 12 && pipe_config->fec_enable)
intel_de_rmw(dev_priv, CHICKEN_TRANS(trans), 0,
FECSTALL_DIS_DPTSTREAM_DPTTG);