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| author | Ezequiel Garcia <elezegarcia@gmail.com> | 2012-08-19 21:23:45 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2012-09-25 10:53:34 -0300 |
| commit | c6b69c6c58288587c33efb43ca6e19f1c80b2757 (patch) | |
| tree | ac4e7f87268f31f1261749bcaf07afbe6ba2fa14 | |
| parent | 065741840b1a58e94d2304b283286b355cbbc616 (diff) | |
| download | linux-c6b69c6c58288587c33efb43ca6e19f1c80b2757.tar.bz2 | |
[media] stk1160: Fix s_fmt and try_fmt implementation
The driver was expecting to get a valid pixelformat on s_fmt and try_fmt.
This is wrong, since the user may pass a bitmask and expect the driver
to change it, returning a valid (fourcc) pixelformat.
This problem was spotted by v4l2-compliance.
Signed-off-by: Ezequiel Garcia <elezegarcia@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
| -rw-r--r-- | drivers/media/usb/stk1160/stk1160-v4l.c | 12 |
1 files changed, 2 insertions, 10 deletions
diff --git a/drivers/media/usb/stk1160/stk1160-v4l.c b/drivers/media/usb/stk1160/stk1160-v4l.c index c414bc3570c5..879800dd162f 100644 --- a/drivers/media/usb/stk1160/stk1160-v4l.c +++ b/drivers/media/usb/stk1160/stk1160-v4l.c @@ -318,12 +318,6 @@ static int vidioc_try_fmt_vid_cap(struct file *file, void *priv, { struct stk1160 *dev = video_drvdata(file); - if (f->fmt.pix.pixelformat != format[0].fourcc) { - stk1160_err("fourcc format 0x%08x invalid\n", - f->fmt.pix.pixelformat); - return -EINVAL; - } - /* * User can't choose size at his own will, * so we just return him the current size chosen @@ -331,6 +325,7 @@ static int vidioc_try_fmt_vid_cap(struct file *file, void *priv, * TODO: Implement frame scaling? */ + f->fmt.pix.pixelformat = dev->fmt->fourcc; f->fmt.pix.width = dev->width; f->fmt.pix.height = dev->height; f->fmt.pix.field = V4L2_FIELD_INTERLACED; @@ -346,14 +341,11 @@ static int vidioc_s_fmt_vid_cap(struct file *file, void *priv, { struct stk1160 *dev = video_drvdata(file); struct vb2_queue *q = &dev->vb_vidq; - int rc; if (vb2_is_busy(q)) return -EBUSY; - rc = vidioc_try_fmt_vid_cap(file, priv, f); - if (rc < 0) - return rc; + vidioc_try_fmt_vid_cap(file, priv, f); /* We don't support any format changes */ |