return 0;
}
-#define DSC_SUPPORTED_VERSION_MIN 1
+static int intel_dp_source_dsc_version_minor(struct intel_dp *intel_dp)
+{
+ struct drm_i915_private *i915 = dp_to_i915(intel_dp);
+
+ return DISPLAY_VER(i915) >= 14 ? 2 : 1;
+}
+
+static int intel_dp_sink_dsc_version_minor(struct intel_dp *intel_dp)
+{
+ return (intel_dp->dsc_dpcd[DP_DSC_REV - DP_DSC_SUPPORT] & DP_DSC_MINOR_MASK) >>
+ DP_DSC_MINOR_SHIFT;
+}
static int intel_dp_dsc_compute_params(struct intel_encoder *encoder,
struct intel_crtc_state *crtc_state)
(intel_dp->dsc_dpcd[DP_DSC_REV - DP_DSC_SUPPORT] &
DP_DSC_MAJOR_MASK) >> DP_DSC_MAJOR_SHIFT;
vdsc_cfg->dsc_version_minor =
- min(DSC_SUPPORTED_VERSION_MIN,
- (intel_dp->dsc_dpcd[DP_DSC_REV - DP_DSC_SUPPORT] &
- DP_DSC_MINOR_MASK) >> DP_DSC_MINOR_SHIFT);
+ min(intel_dp_source_dsc_version_minor(intel_dp),
+ intel_dp_sink_dsc_version_minor(intel_dp));
vdsc_cfg->convert_rgb = intel_dp->dsc_dpcd[DP_DSC_DEC_COLOR_FORMAT_CAP - DP_DSC_SUPPORT] &
DP_DSC_RGB;