Commit ef65c702 authored Mar 02, 2020 by Jerry (Fangzhi) Zuo Committed by Alex Deucher Mar 19, 2020

drm/amd/display: Fix test pattern color space inconsistency for Linux



[why]
When reprogram MSA with updated color space, the test color space shows
inconsistency. Linux has separate routine to set up test pattern color
space, but it fails to configure RGB.

[How]
Add RGB to test pattern.

Fixes: 43563bc2 ("drm/amd/display: update MSA and VSC SDP on video test pattern request")
Signed-off-by: Jerry (Fangzhi) Zuo <Jerry.Zuo@amd.com>
Reviewed-by: Hersen Wu <hersenxs.wu@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

parent 97e51c16

drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c

+6 −3

Original line number	Diff line number	Diff line
		@@ -2674,6 +2674,9 @@ static void dp_test_send_link_test_pattern(struct dc_link *link)
		break;
		}

		if (dpcd_test_params.bits.CLR_FORMAT == 0)
		test_pattern_color_space = DP_TEST_PATTERN_COLOR_SPACE_RGB;
		else
		test_pattern_color_space = dpcd_test_params.bits.YCBCR_COEFS ?
		DP_TEST_PATTERN_COLOR_SPACE_YCBCR709 :
		DP_TEST_PATTERN_COLOR_SPACE_YCBCR601;

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