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drm/i915/dp: Pass only the required DSC DPCD to intel_dp_sink_dsc_version_minor()

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intel_dp_sink_dsc_version_minor() only requires the DSC DPCD, so pass
only this to the function.

Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Imre Deak <imre.deak@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20231006133727.1822579-13-imre.deak@intel.com
This commit is contained in:
Imre Deak 2023-10-06 16:37:20 +03:00
parent 6a60a8fa7c
commit 11a33d6b26
1 changed files with 4 additions and 4 deletions
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8
drivers/gpu/drm/i915/display/intel_dp.c
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@ -1608,9 +1608,9 @@ static int intel_dp_source_dsc_version_minor(struct drm_i915_private *i915)
return DISPLAY_VER(i915) >= 14 ? 2 : 1;
}
static int intel_dp_sink_dsc_version_minor(struct intel_dp *intel_dp)
static int intel_dp_sink_dsc_version_minor(const u8 dsc_dpcd[DP_DSC_RECEIVER_CAP_SIZE])
{
return (intel_dp->dsc_dpcd[DP_DSC_REV - DP_DSC_SUPPORT] & DP_DSC_MINOR_MASK) >>
return (dsc_dpcd[DP_DSC_REV - DP_DSC_SUPPORT] & DP_DSC_MINOR_MASK) >>
DP_DSC_MINOR_SHIFT;
}
@ -1665,7 +1665,7 @@ static int intel_dp_dsc_compute_params(struct intel_encoder *encoder,
DP_DSC_MAJOR_MASK) >> DP_DSC_MAJOR_SHIFT;
vdsc_cfg->dsc_version_minor =
min(intel_dp_source_dsc_version_minor(i915),
intel_dp_sink_dsc_version_minor(intel_dp));
intel_dp_sink_dsc_version_minor(intel_dp->dsc_dpcd));
if (vdsc_cfg->convert_rgb)
vdsc_cfg->convert_rgb =
intel_dp->dsc_dpcd[DP_DSC_DEC_COLOR_FORMAT_CAP - DP_DSC_SUPPORT] &
@ -1707,7 +1707,7 @@ static bool intel_dp_dsc_supports_format(struct intel_dp *intel_dp,
break;
case INTEL_OUTPUT_FORMAT_YCBCR420:
if (min(intel_dp_source_dsc_version_minor(i915),
intel_dp_sink_dsc_version_minor(intel_dp)) < 2)
intel_dp_sink_dsc_version_minor(intel_dp->dsc_dpcd)) < 2)
return false;
sink_dsc_format = DP_DSC_YCbCr420_Native;
break;