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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>
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1 changed files with 3 additions and 6 deletions
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@ -823,7 +823,7 @@ static int buffer_activate(struct saa7134_dev *dev,
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{
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struct saa7134_dmaqueue *dmaq = buf->vb2.vb2_buf.vb2_queue->drv_priv;
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unsigned long base,control,bpl;
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unsigned long bpl_uv,lines_uv,base2,base3,tmp; /* planar */
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unsigned long bpl_uv, lines_uv, base2, base3; /* planar */
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video_dbg("buffer_activate buf=%p\n", buf);
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buf->top_seen = 0;
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@ -868,11 +868,8 @@ static int buffer_activate(struct saa7134_dev *dev,
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lines_uv = dev->height >> dev->fmt->vshift;
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base2 = base + bpl * dev->height;
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base3 = base2 + bpl_uv * lines_uv;
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if (dev->fmt->uvswap) {
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tmp = base2;
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base2 = base3;
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base3 = tmp;
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}
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if (dev->fmt->uvswap)
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swap(base2, base3);
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video_dbg("uv: bpl=%ld lines=%ld base2/3=%ld/%ld\n",
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bpl_uv,lines_uv,base2,base3);
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if (V4L2_FIELD_HAS_BOTH(dev->field)) {
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