aboutsummaryrefslogtreecommitdiff
path: root/drivers/gpu/drm/i915/display/intel_dp.c
diff options
context:
space:
mode:
authorMark Brown <[email protected]>2023-05-19 12:32:04 +0900
committerMark Brown <[email protected]>2023-05-19 12:32:04 +0900
commitaf53b00fa3aca3410c89900a34e5d727a27c36e2 (patch)
tree1b51641988e0ae56f8de4a693ab3d1aecc5491d4 /drivers/gpu/drm/i915/display/intel_dp.c
parent98be58f2b517b212b57b8493dab92312a52614ac (diff)
parentf1fcbaa18b28dec10281551dfe6ed3a3ed80e3d6 (diff)
Merge tag 'v6.4-rc2' into asoc-6.5 to get fixes for CI
Linux 6.4-rc2
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_dp.c')
-rw-r--r--drivers/gpu/drm/i915/display/intel_dp.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c
index f0bace9d98a1..529ee22be872 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -1601,6 +1601,11 @@ int intel_dp_dsc_compute_config(struct intel_dp *intel_dp,
pipe_config->dsc.slice_count =
drm_dp_dsc_sink_max_slice_count(intel_dp->dsc_dpcd,
true);
+ if (!pipe_config->dsc.slice_count) {
+ drm_dbg_kms(&dev_priv->drm, "Unsupported Slice Count %d\n",
+ pipe_config->dsc.slice_count);
+ return -EINVAL;
+ }
} else {
u16 dsc_max_output_bpp = 0;
u8 dsc_dp_slice_count;