Commit 38b89881 authored by Jani Nikula's avatar Jani Nikula
Browse files

drm/i915/dsi: use compressed pixel format with DSC 



When compression is enabled, configure the DSI transcoder to use
compressed format.

Suggested-by: default avatarVandita Kulkarni <vandita.kulkarni@intel.com>
Cc: Vandita Kulkarni <vandita.kulkarni@intel.com>
Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: default avatarVandita Kulkarni <vandita.kulkarni@intel.com>
Signed-off-by: default avatarJani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/0e58022ce5425560b3b31062c41de385a736c8b1.1575974743.git.jani.nikula@intel.com
parent 04865139

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

+20 −16
Original line number Diff line number Diff line
@@ -682,6 +682,9 @@ gen11_dsi_configure_transcoder(struct intel_encoder *encoder, 


		/* select pixel format */

		tmp &= ~PIX_FMT_MASK;

		if (pipe_config->dsc.compression_enable) {

			tmp |= PIX_FMT_COMPRESSED;

		} else {

			switch (intel_dsi->pixel_format) {

			default:

				MISSING_CASE(intel_dsi->pixel_format);
@@ -699,6 +702,7 @@ gen11_dsi_configure_transcoder(struct intel_encoder *encoder, 
				tmp |= PIX_FMT_RGB888;

				break;

			}

		}



		if (INTEL_GEN(dev_priv) >= 12) {

			if (is_vid_mode(intel_dsi))