[PATCH 4/7] drm/amd/display: DPP CM ICSC AYCRCB8888 format support

sunpeng.li at amd.com sunpeng.li at amd.com
Tue Jul 17 13:29:31 UTC 2018


From: vikrant mhaske <vikrant.mhaske at amd.com>

[why]
Diags has POR to run the video workload using AYCRCB8888 through DCN;
capture it through DWB and send it to VCN hardware to encode

[how]
added the code to support this format so that DPP ICSC will be able to
convert it from YUV444 to internal RGB and DWB OCSC will be able to
convert from internal RGB to YUV420

Change-Id: I6d6f6905e90881e8ac1622473bf0aa5a6cd8eacc
Signed-off-by: vikrant mhaske <vikrant.mhaske at amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng at amd.com>
Acked-by: Leo Li <sunpeng.li at amd.com>
---
 drivers/gpu/drm/amd/display/dc/dc_hw_types.h      | 2 +-
 drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubp.c | 4 ++++
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/display/dc/dc_hw_types.h b/drivers/gpu/drm/amd/display/dc/dc_hw_types.h
index e9c1ec5..bbc384f 100644
--- a/drivers/gpu/drm/amd/display/dc/dc_hw_types.h
+++ b/drivers/gpu/drm/amd/display/dc/dc_hw_types.h
@@ -192,7 +192,7 @@ enum surface_pixel_format {
 	/*swaped & float*/
 	SURFACE_PIXEL_FORMAT_GRPH_ABGR16161616F,
 	/*grow graphics here if necessary */
-
+	SURFACE_PIXEL_FORMAT_VIDEO_AYCrCb8888,
 	SURFACE_PIXEL_FORMAT_VIDEO_BEGIN,
 	SURFACE_PIXEL_FORMAT_VIDEO_420_YCbCr =
 		SURFACE_PIXEL_FORMAT_VIDEO_BEGIN,
diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubp.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubp.c
index deae210..b8fc62a 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubp.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubp.c
@@ -294,6 +294,10 @@ void hubp1_program_pixel_format(
 		REG_UPDATE(DCSURF_SURFACE_CONFIG,
 				SURFACE_PIXEL_FORMAT, 66);
 		break;
+	case SURFACE_PIXEL_FORMAT_VIDEO_AYCrCb8888:
+		REG_UPDATE(DCSURF_SURFACE_CONFIG,
+				SURFACE_PIXEL_FORMAT, 12);
+		break;
 	default:
 		BREAK_TO_DEBUGGER();
 		break;
-- 
2.7.4



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