[Intel-gfx] [PATCH 13/19] drm/i915/dp: Use connector DSC DPCD in intel_dp_dsc_compute_params()

Imre Deak
2023-10-06T13:37:52Z

Use the connector's DSC DPCD capabilities in
intel_dp_dsc_compute_params().

Signed-off-by: Imre Deak <imre.deak@intel.com>
---
drivers/gpu/drm/i915/display/intel_dp.c | 17 ++++++++---------
1 file changed, 8 insertions(+), 9 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c
index d08a206cb1237..02c020068c9c0 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -1636,11 +1636,10 @@ static int intel_dp_get_slice_height(int vactive)
return 2;
}

-static int intel_dp_dsc_compute_params(struct intel_encoder *encoder,
+static int intel_dp_dsc_compute_params(const struct intel_connector *connector,
struct intel_crtc_state *crtc_state)
{
- struct drm_i915_private *i915 = to_i915(encoder->base.dev);
- struct intel_dp *intel_dp = enc_to_intel_dp(encoder);
+ struct drm_i915_private *i915 = to_i915(connector->base.dev);
struct drm_dsc_config *vdsc_cfg = &crtc_state->dsc.config;
u8 line_buf_depth;
int ret;
@@ -1661,17 +1660,17 @@ static int intel_dp_dsc_compute_params(struct intel_encoder *encoder,
return ret;

vdsc_cfg->dsc_version_major =
- (intel_dp->dsc_dpcd[DP_DSC_REV - DP_DSC_SUPPORT] &
+ (connector->dp.dsc_dpcd[DP_DSC_REV - DP_DSC_SUPPORT] &
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->dsc_dpcd));
+ intel_dp_sink_dsc_version_minor(connector->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] &
+ connector->dp.dsc_dpcd[DP_DSC_DEC_COLOR_FORMAT_CAP - DP_DSC_SUPPORT] &
DP_DSC_RGB;

- line_buf_depth = drm_dp_dsc_sink_line_buf_depth(intel_dp->dsc_dpcd);
+ line_buf_depth = drm_dp_dsc_sink_line_buf_depth(connector->dp.dsc_dpcd);
if (!line_buf_depth) {
drm_dbg_kms(&i915->drm,
"DSC Sink Line Buffer Depth invalid\n");
@@ -1686,7 +1685,7 @@ static int intel_dp_dsc_compute_params(struct intel_encoder *encoder,
DSC_1_1_MAX_LINEBUF_DEPTH_BITS : line_buf_depth;

vdsc_cfg->block_pred_enable =
- intel_dp->dsc_dpcd[DP_DSC_BLK_PREDICTION_SUPPORT - DP_DSC_SUPPORT] &
+ connector->dp.dsc_dpcd[DP_DSC_BLK_PREDICTION_SUPPORT - DP_DSC_SUPPORT] &
DP_DSC_BLK_PREDICTION_IS_SUPPORTED;

return drm_dsc_compute_rc_parameters(vdsc_cfg);
@@ -2182,7 +2181,7 @@ int intel_dp_dsc_compute_config(struct intel_dp *intel_dp,
if (pipe_config->bigjoiner_pipes || pipe_config->dsc.slice_count > 1)
pipe_config->dsc.dsc_split = true;

- ret = intel_dp_dsc_compute_params(&dig_port->base, pipe_config);
+ ret = intel_dp_dsc_compute_params(connector, pipe_config);
if (ret < 0) {
drm_dbg_kms(&dev_priv->drm,
"Cannot compute valid DSC parameters for Input Bpp = %d "
--
2.39.2