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authorYang Guang <yang.guang5@zte.com.cn>2021-12-20 08:46:46 +0100
committerMauro Carvalho Chehab <mchehab@kernel.org>2022-01-23 21:18:42 +0100
commitd8772818e223e7b01b16b8a59eb44dfddd830dcf (patch)
treeadaee8f64c061e16bb5a31e3219571c507664904
parentmedia: imx: imx8mq-mipi_csi2: fix system resume (diff)
downloadlinux-dev-d8772818e223e7b01b16b8a59eb44dfddd830dcf.tar.xz
linux-dev-d8772818e223e7b01b16b8a59eb44dfddd830dcf.zip
media: saa7134: use swap() to make code cleaner
Use the macro 'swap()' defined in 'include/linux/minmax.h' to avoid opencoding it. Reported-by: Zeal Robot <zealci@zte.com.cn> Signed-off-by: David Yang <davidcomponentone@gmail.com> Signed-off-by: Yang Guang <yang.guang5@zte.com.cn> Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>
-rw-r--r--drivers/media/pci/saa7134/saa7134-video.c9
1 files changed, 3 insertions, 6 deletions
diff --git a/drivers/media/pci/saa7134/saa7134-video.c b/drivers/media/pci/saa7134/saa7134-video.c
index 374c8e1087de..7bc4c7709f4d 100644
--- a/drivers/media/pci/saa7134/saa7134-video.c
+++ b/drivers/media/pci/saa7134/saa7134-video.c
@@ -823,7 +823,7 @@ static int buffer_activate(struct saa7134_dev *dev,
{
struct saa7134_dmaqueue *dmaq = buf->vb2.vb2_buf.vb2_queue->drv_priv;
unsigned long base,control,bpl;
- unsigned long bpl_uv,lines_uv,base2,base3,tmp; /* planar */
+ unsigned long bpl_uv, lines_uv, base2, base3; /* planar */
video_dbg("buffer_activate buf=%p\n", buf);
buf->top_seen = 0;
@@ -868,11 +868,8 @@ static int buffer_activate(struct saa7134_dev *dev,
lines_uv = dev->height >> dev->fmt->vshift;
base2 = base + bpl * dev->height;
base3 = base2 + bpl_uv * lines_uv;
- if (dev->fmt->uvswap) {
- tmp = base2;
- base2 = base3;
- base3 = tmp;
- }
+ if (dev->fmt->uvswap)
+ swap(base2, base3);
video_dbg("uv: bpl=%ld lines=%ld base2/3=%ld/%ld\n",
bpl_uv,lines_uv,base2,base3);
if (V4L2_FIELD_HAS_BOTH(dev->field)) {