diff options
| author | Imre Deak <imre.deak@intel.com> | 2026-02-16 09:04:18 +0200 |
|---|---|---|
| committer | Joonas Lahtinen <joonas.lahtinen@linux.intel.com> | 2026-02-17 18:31:16 +0200 |
| commit | 777a02812f739af9e349cd0f695400a1d84053f4 (patch) | |
| tree | 92c7f69cd36dd5ae02f1f302fc89ce6aac8491a8 /drivers/gpu | |
| parent | 57b85fd53fccfdf14ce7b36d919c31aa752255f8 (diff) | |
drm/i915/dp: Add missing slice count check during mode validation
Add the missing check for a valid slice count during
mode validation when DSC is enabled.
Cc: Vinod Govindapillai <vinod.govindapillai@intel.com>
Fixes: 745395b51c26 ("drm/i915/dp: Add intel_dp_mode_valid_with_dsc()")
Reviewed-by: Ankit Nautiyal <ankit.k.nautiyal@intel.com>
Signed-off-by: Imre Deak <imre.deak@intel.com>
Link: https://patch.msgid.link/20260216070421.714884-2-imre.deak@intel.com
(cherry picked from commit ec4db429fd38e5c5cbea3521049739fd2718845c)
Signed-off-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_dp.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index e9f1ee1eafae..559cf3bb23fd 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -2557,6 +2557,9 @@ bool intel_dp_mode_valid_with_dsc(struct intel_connector *connector, if (min_bpp_x16 <= 0 || min_bpp_x16 > max_bpp_x16) return false; + if (dsc_slice_count == 0) + return false; + return is_bw_sufficient_for_dsc_config(intel_dp, link_clock, lane_count, mode_clock, mode_hdisplay, |