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V4L/DVB (10490): v4l2: prefill ident and revision from v4l2_dbg_chip_ident.

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Drivers that implement this always have to set the ident and revision
to V4L2_IDENT_NONE and 0. Do this in the v4l2 core so drivers don't have
to do this.

Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Hans Verkuil 2009-02-07 11:00:02 -03:00 committed by Mauro Carvalho Chehab
parent 89aec3e1ba
commit 80b36e0fcf
1 changed files with 3 additions and 0 deletions
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3
drivers/media/video/v4l2-ioctl.c
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@ -24,6 +24,7 @@
#endif
#include <media/v4l2-common.h>
#include <media/v4l2-ioctl.h>
#include <media/v4l2-chip-ident.h>
#include <linux/video_decoder.h>
#define dbgarg(cmd, fmt, arg...) \
@ -1745,6 +1746,8 @@ static long __video_do_ioctl(struct file *file,
if (!ops->vidioc_g_chip_ident)
break;
p->ident = V4L2_IDENT_NONE;
p->revision = 0;
ret = ops->vidioc_g_chip_ident(file, fh, p);
if (!ret)
dbgarg(cmd, "chip_ident=%u, revision=0x%x\n", p->ident, p->revision);