Handle the case with DP to HDMI PCON, where sink_format is set to YCbCr444.
In that case PCON is required to be configured to convert from given
output_format to YCbCR444.
v2: Drop drm_WARN for invalid case, let MISSING_CASE catch it. (Ville)
Signed-off-by: Ankit Nautiyal <ankit.k.nauti...@intel.com>
Reviewed-by: Ville Syrjälä <ville.syrj...@linux.intel.com>
---
drivers/gpu/drm/i915/display/intel_dp.c | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/drivers/gpu/drm/i915/display/intel_dp.c
b/drivers/gpu/drm/i915/display/intel_dp.c
index c3dd165c7a44..5468a362ef9f 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -2910,6 +2910,17 @@ void intel_dp_configure_protocol_converter(struct
intel_dp *intel_dp,
MISSING_CASE(crtc_state->output_format);
break;
}
+ } else if (crtc_state->sink_format == INTEL_OUTPUT_FORMAT_YCBCR444) {
+ switch (crtc_state->output_format) {
+ case INTEL_OUTPUT_FORMAT_YCBCR444:
+ break;
+ case INTEL_OUTPUT_FORMAT_RGB:
+ rgb_to_ycbcr = true;
+ break;
+ default:
+ MISSING_CASE(crtc_state->output_format);
+ break;
+ }
}
tmp = ycbcr444_to_420 ? DP_CONVERSION_TO_YCBCR420_ENABLE : 0;
--
2.25.1
