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drm/i915/dp: Pass connector DSC DPCD to drm_dp_dsc_sink_supported_input_bpcs()

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

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/20231006133727.1822579-11-imre.deak@intel.com
This commit is contained in:
Imre Deak 2023-10-06 16:37:18 +03:00
parent bb414c941b
commit cc81951d9a
2 changed files with 2 additions and 4 deletions
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2
drivers/gpu/drm/i915/display/intel_dp.c
View File

@ -2037,7 +2037,7 @@ static int intel_dp_dsc_compute_pipe_bpp(struct intel_dp *intel_dp,
* Get the maximum DSC bpc that will be supported by any valid
* link configuration and compressed bpp.
*/
num_bpc = drm_dp_dsc_sink_supported_input_bpcs(intel_dp->dsc_dpcd, dsc_bpc);
num_bpc = drm_dp_dsc_sink_supported_input_bpcs(connector->dp.dsc_dpcd, dsc_bpc);
for (i = 0; i < num_bpc; i++) {
pipe_bpp = dsc_bpc[i] * 3;
if (pipe_bpp < dsc_min_bpp)

4
drivers/gpu/drm/i915/display/intel_dp_mst.c
View File

@ -185,8 +185,6 @@ static int intel_dp_dsc_mst_compute_link_config(struct intel_encoder *encoder,
struct drm_connector_state *conn_state,
struct link_config_limits *limits)
{
struct intel_dp_mst_encoder *intel_mst = enc_to_mst(encoder);
struct intel_dp *intel_dp = &intel_mst->primary->dp;
struct intel_connector *connector =
to_intel_connector(conn_state->connector);
struct drm_i915_private *i915 = to_i915(connector->base.dev);
@ -209,7 +207,7 @@ static int intel_dp_dsc_mst_compute_link_config(struct intel_encoder *encoder,
max_bpp = min_t(u8, dsc_max_bpc * 3, limits->pipe.max_bpp);
min_bpp = limits->pipe.min_bpp;
num_bpc = drm_dp_dsc_sink_supported_input_bpcs(intel_dp->dsc_dpcd,
num_bpc = drm_dp_dsc_sink_supported_input_bpcs(connector->dp.dsc_dpcd,
dsc_bpc);
drm_dbg_kms(&i915->drm, "DSC Source supported min bpp %d max bpp %d\n",