Commit 0d8665e0 authored by Imre Deak's avatar Imre Deak
Browse files

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



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

Reviewed-by: default avatarStanislav Lisovskiy <stanislav.lisovskiy@intel.com>
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/20231006133727.1822579-9-imre.deak@intel.com
parent 987c945a

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

+3 −3
Original line number Diff line number Diff line
@@ -1377,14 +1377,14 @@ static bool intel_dp_supports_fec(struct intel_dp *intel_dp, 
		drm_dp_sink_supports_fec(connector->dp.fec_capability);

}



static bool intel_dp_supports_dsc(struct intel_dp *intel_dp,

static bool intel_dp_supports_dsc(const struct intel_connector *connector,

				  const struct intel_crtc_state *crtc_state)

{

	if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_DP) && !crtc_state->fec_enable)

		return false;



	return intel_dsc_source_support(crtc_state) &&

		drm_dp_sink_supports_dsc(intel_dp->dsc_dpcd);

		drm_dp_sink_supports_dsc(connector->dp.dsc_dpcd);

}



static int intel_dp_hdmi_compute_bpc(struct intel_dp *intel_dp,
@@ -2120,7 +2120,7 @@ int intel_dp_dsc_compute_config(struct intel_dp *intel_dp, 
	pipe_config->fec_enable = !intel_dp_is_edp(intel_dp) &&

		intel_dp_supports_fec(intel_dp, connector, pipe_config);



	if (!intel_dp_supports_dsc(intel_dp, pipe_config))

	if (!intel_dp_supports_dsc(connector, pipe_config))

		return -EINVAL;



	if (!intel_dp_dsc_supports_format(intel_dp, pipe_config->output_format))