Commit cbbfe915 authored by Ville Syrjälä's avatar Ville Syrjälä
Browse files

drm/i915/mst: Read out FEC state 



The MST codepath is missing FEC readout. Add it.

Signed-off-by: default avatarVille Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230502143906.2401-4-ville.syrjala@linux.intel.com


Reviewed-by: default avatarLuca Coelho <luciano.coelho@intel.com>
parent 6b711386

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

+5 −0
Original line number Diff line number Diff line
@@ -3762,6 +3762,11 @@ static void intel_ddi_read_func_ctl(struct intel_encoder *encoder, 
		intel_cpu_transcoder_get_m1_n1(crtc, cpu_transcoder,

					       &pipe_config->dp_m_n);



		if (DISPLAY_VER(dev_priv) >= 11)

			pipe_config->fec_enable =

				intel_de_read(dev_priv,

					      dp_tp_ctl_reg(encoder, pipe_config)) & DP_TP_CTL_FEC_ENABLE;



		pipe_config->infoframes.enable |=

			intel_hdmi_infoframes_enabled(encoder, pipe_config);

		break;