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-rw-r--r--drivers/gpu/drm/i915/display/intel_psr.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c
index e11b0592055f..57575b5c6d48 100644
--- a/drivers/gpu/drm/i915/display/intel_psr.c
+++ b/drivers/gpu/drm/i915/display/intel_psr.c
@@ -779,6 +779,7 @@ static bool psr2_granularity_check(struct intel_dp *intel_dp,
struct intel_crtc_state *crtc_state)
{
struct drm_i915_private *dev_priv = dp_to_i915(intel_dp);
+ const struct drm_dsc_config *vdsc_cfg = &crtc_state->dsc.config;
const int crtc_hdisplay = crtc_state->hw.adjusted_mode.crtc_hdisplay;
const int crtc_vdisplay = crtc_state->hw.adjusted_mode.crtc_vdisplay;
u16 y_granularity = 0;
@@ -809,6 +810,10 @@ static bool psr2_granularity_check(struct intel_dp *intel_dp,
if (y_granularity == 0 || crtc_vdisplay % y_granularity)
return false;
+ if (crtc_state->dsc.compression_enable &&
+ vdsc_cfg->slice_height % y_granularity)
+ return false;
+
crtc_state->su_y_granularity = y_granularity;
return true;
}