[PATCH v2 06/24] drm/amd/display: Update SDP VSC colorimetry from DP test automation request

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From: George Shen <george.shen@xxxxxxx>

[Why]
Certain test equipment vendors check the SDP VSC for colorimetry against
the value from the test request during certain DP link layer tests for
YCbCr test cases.

[How]
Update SDP VSC with colorimetry from test automation request.

Reviewed-by: Wenjing Liu <wenjing.liu@xxxxxxx>
Acked-by: Roman Li <roman.li@xxxxxxx>
Signed-off-by: George Shen <george.shen@xxxxxxx>
---
 .../gpu/drm/amd/display/dc/link/accessories/link_dp_cts.c   | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/gpu/drm/amd/display/dc/link/accessories/link_dp_cts.c b/drivers/gpu/drm/amd/display/dc/link/accessories/link_dp_cts.c
index 0894e6aef3dd..21a39afd274b 100644
--- a/drivers/gpu/drm/amd/display/dc/link/accessories/link_dp_cts.c
+++ b/drivers/gpu/drm/amd/display/dc/link/accessories/link_dp_cts.c
@@ -839,6 +839,12 @@ bool dp_set_test_pattern(
 				pipe_ctx->stream->vsc_infopacket.sb[17] |= (1 << 7); // sb17 bit 7 Dynamic Range: 0 = VESA range, 1 = CTA range
 			else
 				pipe_ctx->stream->vsc_infopacket.sb[17] &= ~(1 << 7);
+
+			if (color_space == COLOR_SPACE_YCBCR601_LIMITED)
+				pipe_ctx->stream->vsc_infopacket.sb[16] &= 0xf0;
+			else if (color_space == COLOR_SPACE_YCBCR709_LIMITED)
+				pipe_ctx->stream->vsc_infopacket.sb[16] |= 1;
+
 			resource_build_info_frame(pipe_ctx);
 			link->dc->hwss.update_info_frame(pipe_ctx);
 		}
-- 
2.34.1




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