This is a note to let you know that I've just added the patch titled
drm/fourcc: Fix vsub/hsub for Q410 and Q401
to the 5.10-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
drm-fourcc-fix-vsub-hsub-for-q410-and-q401.patch
and it can be found in the queue-5.10 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit b0a39f74a8ce5e42e6972f03f2ffa11332b7d035
Author: Brian Starkey <brian.starkey@xxxxxxx>
Date: Tue Sep 13 15:43:06 2022 +0100
drm/fourcc: Fix vsub/hsub for Q410 and Q401
[ Upstream commit b230555f3257f197dd98641ef6ebaf778b52dd51 ]
These formats are not subsampled, but that means hsub and vsub should be
1, not 0.
Fixes: 94b292b27734 ("drm: drm_fourcc: add NV15, Q410, Q401 YUV formats")
Reported-by: George Kennedy <george.kennedy@xxxxxxxxxx>
Reported-by: butt3rflyh4ck <butterflyhuangxx@xxxxxxxxx>
Signed-off-by: Brian Starkey <brian.starkey@xxxxxxx>
Reviewed-by: Liviu Dudau <liviu.dudau@xxxxxxx>
Signed-off-by: Liviu Dudau <liviu.dudau@xxxxxxx>
Link: https://patchwork.freedesktop.org/patch/msgid/20220913144306.17279-1-brian.starkey@xxxxxxx
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/drivers/gpu/drm/drm_fourcc.c b/drivers/gpu/drm/drm_fourcc.c
index 4d4b65a88bd1..92152c06b75b 100644
--- a/drivers/gpu/drm/drm_fourcc.c
+++ b/drivers/gpu/drm/drm_fourcc.c
@@ -280,12 +280,12 @@ const struct drm_format_info *__drm_format_info(u32 format)
.vsub = 2, .is_yuv = true },
{ .format = DRM_FORMAT_Q410, .depth = 0,
.num_planes = 3, .char_per_block = { 2, 2, 2 },
- .block_w = { 1, 1, 1 }, .block_h = { 1, 1, 1 }, .hsub = 0,
- .vsub = 0, .is_yuv = true },
+ .block_w = { 1, 1, 1 }, .block_h = { 1, 1, 1 }, .hsub = 1,
+ .vsub = 1, .is_yuv = true },
{ .format = DRM_FORMAT_Q401, .depth = 0,
.num_planes = 3, .char_per_block = { 2, 2, 2 },
- .block_w = { 1, 1, 1 }, .block_h = { 1, 1, 1 }, .hsub = 0,
- .vsub = 0, .is_yuv = true },
+ .block_w = { 1, 1, 1 }, .block_h = { 1, 1, 1 }, .hsub = 1,
+ .vsub = 1, .is_yuv = true },
{ .format = DRM_FORMAT_P030, .depth = 0, .num_planes = 2,
.char_per_block = { 4, 8, 0 }, .block_w = { 3, 3, 0 }, .block_h = { 1, 1, 0 },
.hsub = 2, .vsub = 2, .is_yuv = true},
