diff options
| author | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2024-04-02 16:51:47 +0300 |
|---|---|---|
| committer | Rodrigo Vivi <rodrigo.vivi@intel.com> | 2024-04-03 14:26:11 -0400 |
| commit | 99f855082f228cdcecd6ab768d3b8b505e0eb028 (patch) | |
| tree | 5d48c076773ef5a33db530856bb7f499931140f6 | |
| parent | 51bc63392e96ca45d7be98bc43c180b174ffca09 (diff) | |
drm/i915/mst: Reject FEC+MST on ICLdrm-intel-fixes-2024-04-04
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 <uma.shankar@intel.com>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240402135148.23011-7-ville.syrjala@linux.intel.com
(cherry picked from commit b648ce2a28ba83c4fa67c61fcc5983e15e9d4afb)
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_dp.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index 36afbb68d87d..abd62bebc46d 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -1422,7 +1422,8 @@ 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; |