Commit 031c19b5 authored by Imre Deak's avatar Imre Deak
Browse files

drm/i915/dp: Use connector DSC DPCD in intel_dp_mode_valid() 



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

Reviewed-by: default avatarVille Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: default avatarImre Deak <imre.deak@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20231006133727.1822579-17-imre.deak@intel.com
parent 7bca1b80

drivers/gpu/drm/i915/display/intel_dp.c

+4 −4
Original line number Diff line number Diff line
@@ -1205,7 +1205,7 @@ intel_dp_mode_valid(struct drm_connector *_connector, 
					   intel_dp_mode_min_output_bpp(connector, mode));



	if (HAS_DSC(dev_priv) &&

	    drm_dp_sink_supports_dsc(intel_dp->dsc_dpcd)) {

	    drm_dp_sink_supports_dsc(connector->dp.dsc_dpcd)) {

		enum intel_output_format sink_format, output_format;

		int pipe_bpp;
@@ -1223,11 +1223,11 @@ intel_dp_mode_valid(struct drm_connector *_connector, 
		 */

		if (intel_dp_is_edp(intel_dp)) {

			dsc_max_compressed_bpp =

				drm_edp_dsc_sink_output_bpp(intel_dp->dsc_dpcd) >> 4;

				drm_edp_dsc_sink_output_bpp(connector->dp.dsc_dpcd) >> 4;

			dsc_slice_count =

				drm_dp_dsc_sink_max_slice_count(intel_dp->dsc_dpcd,

				drm_dp_dsc_sink_max_slice_count(connector->dp.dsc_dpcd,

								true);

		} else if (drm_dp_sink_supports_fec(intel_dp->fec_capable)) {

		} else if (drm_dp_sink_supports_fec(connector->dp.fec_capability)) {

			dsc_max_compressed_bpp =

				intel_dp_dsc_get_max_compressed_bpp(dev_priv,

								    max_link_clock,