[Intel-gfx] [PATCH 12/19] drm/i915/dp: Pass only the required DSC DPCD to intel_dp_sink_dsc_version_minor()

Imre Deak
2023-10-06T13:37:49Z

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

Signed-off-by: Imre Deak <imre.deak@intel.com>
---
drivers/gpu/drm/i915/display/intel_dp.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c
index eee7eac5e8e9c..d08a206cb1237 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -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;
--
2.39.2