diff options
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_dp_mst.c')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_dp_mst.c | 8 |
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); |