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From fda1e5d264009086c45e41cf7f7c28916cd91803 Mon Sep 17 00:00:00 2001
From: "Zheng, XueLai(Eric)" <XueLai.Zheng@amd.com>
Date: Tue, 8 May 2018 12:25:15 -0400
Subject: [PATCH 4778/5725] drm/amd/display: support ACrYCb2101010
Signed-off-by: XueLai(Eric), Zheng <XueLai.Zheng@amd.com>
Reviewed-by: Charlene Liu <Charlene.Liu@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
drivers/gpu/drm/amd/display/dc/dc_hw_types.h | 1 +
drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubp.c | 2 +-
2 files changed, 2 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 7e5a41f..f285d37 100644
--- a/drivers/gpu/drm/amd/display/dc/dc_hw_types.h
+++ b/drivers/gpu/drm/amd/display/dc/dc_hw_types.h
@@ -199,6 +199,7 @@ enum surface_pixel_format {
SURFACE_PIXEL_FORMAT_VIDEO_420_YCrCb,
SURFACE_PIXEL_FORMAT_VIDEO_420_10bpc_YCbCr,
SURFACE_PIXEL_FORMAT_VIDEO_420_10bpc_YCrCb,
+ SURFACE_PIXEL_FORMAT_SUBSAMPLE_END,
SURFACE_PIXEL_FORMAT_INVALID
/*grow 444 video here if necessary */
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 c28085b..93f52c5 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubp.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubp.c
@@ -166,7 +166,7 @@ void hubp1_program_size_and_rotation(
/* Program data and meta surface pitch (calculation from addrlib)
* 444 or 420 luma
*/
- if (format >= SURFACE_PIXEL_FORMAT_VIDEO_BEGIN) {
+ if (format >= SURFACE_PIXEL_FORMAT_VIDEO_BEGIN && format < SURFACE_PIXEL_FORMAT_SUBSAMPLE_END) {
ASSERT(plane_size->video.chroma_pitch != 0);
/* Chroma pitch zero can cause system hang! */
--
2.7.4
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