From: Nikola Cornij Date: Tue, 23 Jul 2019 20:38:02 +0000 (-0400) Subject: drm/amd/display: Remove 4:2:2 DSC support X-Git-Tag: for-linus-2019-09-27~66^2~7^2~158 X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=cf7180493cd3d47e4ee6f7e7a2d9da96ff53d73b;p=linux-2.6-block.git drm/amd/display: Remove 4:2:2 DSC support [why] If DSC is available, a higher picture quality is achieved by using DSC with 4:4:4 format. Using 4:2:2 instead does not offer any benefit and would only introduce loss of quality. Removing it reduces maintenance and testing effort. Signed-off-by: Nikola Cornij Reviewed-by: Jun Lei Acked-by: Leo Li Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dsc.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dsc.c index e4d184cdea82..14270a98c96d 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dsc.c +++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dsc.c @@ -118,8 +118,8 @@ static void dsc2_get_enc_caps(struct dsc_enc_caps *dsc_enc_caps, int pixel_clock dsc_enc_caps->color_formats.bits.RGB = 1; dsc_enc_caps->color_formats.bits.YCBCR_444 = 1; - dsc_enc_caps->color_formats.bits.YCBCR_SIMPLE_422 = 1; - dsc_enc_caps->color_formats.bits.YCBCR_NATIVE_422 = 1; + dsc_enc_caps->color_formats.bits.YCBCR_SIMPLE_422 = 0; + dsc_enc_caps->color_formats.bits.YCBCR_NATIVE_422 = 0; dsc_enc_caps->color_formats.bits.YCBCR_NATIVE_420 = 1; dsc_enc_caps->color_depth.bits.COLOR_DEPTH_8_BPC = 1;