提交 769eef8d 编写于 作者: K Krzysztof Hałasa 提交者: Zheng Zengkai

gpu: ipu-v3: Fix i.MX IPU-v3 offset calculations for (semi)planar U/V formats

stable inclusion
from stable-5.10.63
commit 9872349b088d5a94ccbe23c2ded8820b5a082cea
bugzilla: 182231 https://gitee.com/openeuler/kernel/issues/I4EFS1

Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=9872349b088d5a94ccbe23c2ded8820b5a082cea

--------------------------------

[ Upstream commit 7cca7c80 ]

Video captured in 1400x1050 resolution (bytesperline aka stride = 1408
bytes) is invalid. Fix it.
Signed-off-by: NKrzysztof Halasa <khalasa@piap.pl>
Link: https://lore.kernel.org/r/m3y2bmq7a4.fsf@t19.piap.pl
[p.zabel@pengutronix.de: added "gpu: ipu-v3:" prefix to commit description]
Signed-off-by: NPhilipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: NSasha Levin <sashal@kernel.org>
Signed-off-by: NChen Jun <chenjun102@huawei.com>
Acked-by: NWeilong Chen <chenweilong@huawei.com>
Signed-off-by: NChen Jun <chenjun102@huawei.com>
Signed-off-by: NZheng Zengkai <zhengzengkai@huawei.com>
上级 21cfd0a0
......@@ -585,21 +585,21 @@ static const struct ipu_rgb def_bgra_16 = {
.bits_per_pixel = 16,
};
#define Y_OFFSET(pix, x, y) ((x) + pix->width * (y))
#define U_OFFSET(pix, x, y) ((pix->width * pix->height) + \
(pix->width * ((y) / 2) / 2) + (x) / 2)
#define V_OFFSET(pix, x, y) ((pix->width * pix->height) + \
(pix->width * pix->height / 4) + \
(pix->width * ((y) / 2) / 2) + (x) / 2)
#define U2_OFFSET(pix, x, y) ((pix->width * pix->height) + \
(pix->width * (y) / 2) + (x) / 2)
#define V2_OFFSET(pix, x, y) ((pix->width * pix->height) + \
(pix->width * pix->height / 2) + \
(pix->width * (y) / 2) + (x) / 2)
#define UV_OFFSET(pix, x, y) ((pix->width * pix->height) + \
(pix->width * ((y) / 2)) + (x))
#define UV2_OFFSET(pix, x, y) ((pix->width * pix->height) + \
(pix->width * y) + (x))
#define Y_OFFSET(pix, x, y) ((x) + pix->bytesperline * (y))
#define U_OFFSET(pix, x, y) ((pix->bytesperline * pix->height) + \
(pix->bytesperline * ((y) / 2) / 2) + (x) / 2)
#define V_OFFSET(pix, x, y) ((pix->bytesperline * pix->height) + \
(pix->bytesperline * pix->height / 4) + \
(pix->bytesperline * ((y) / 2) / 2) + (x) / 2)
#define U2_OFFSET(pix, x, y) ((pix->bytesperline * pix->height) + \
(pix->bytesperline * (y) / 2) + (x) / 2)
#define V2_OFFSET(pix, x, y) ((pix->bytesperline * pix->height) + \
(pix->bytesperline * pix->height / 2) + \
(pix->bytesperline * (y) / 2) + (x) / 2)
#define UV_OFFSET(pix, x, y) ((pix->bytesperline * pix->height) + \
(pix->bytesperline * ((y) / 2)) + (x))
#define UV2_OFFSET(pix, x, y) ((pix->bytesperline * pix->height) + \
(pix->bytesperline * y) + (x))
#define NUM_ALPHA_CHANNELS 7
......
Markdown is supported
0% .
You are about to add 0 people to the discussion. Proceed with caution.
先完成此消息的编辑!
想要评论请 注册