diff options
| author | Imre Deak <imre.deak@intel.com> | 2026-02-16 10:04:18 +0300 |
|---|---|---|
| committer | Imre Deak <imre.deak@intel.com> | 2026-02-17 17:20:57 +0300 |
| commit | ec4db429fd38e5c5cbea3521049739fd2718845c (patch) | |
| tree | fadbb5313def6bdb4834f65820a73f1d4ab58aac | |
| parent | daa199abc3d3d1740c9e3a2c3e9216ae5b447cad (diff) | |
| download | linux-ec4db429fd38e5c5cbea3521049739fd2718845c.tar.xz | |
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
| -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 b5fe7d8ba586..d1caa2037012 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -2595,6 +2595,9 @@ 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, |