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authorHans Verkuil <hans.verkuil@cisco.com>2013-02-10 14:32:52 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2013-03-05 14:42:12 -0300
commitb27763f0faad374e215a474389ff5949e0b40764 (patch)
treed24a25141915e172ee725b1ce26e40765be5db19 /drivers/media/usb/stkwebcam
parent89ea47069cc536f6ae6f428c89bcb960fea3eaff (diff)
[media] stk-webcam: fix querycap and simplify s_input
Add device_caps support to querycap, fill in bus_info correctly and do not set the version field (let the core handle that). Also simplify the s_input ioctl. Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com> Tested-by: Arvydas Sidorenko <asido4@gmail.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/usb/stkwebcam')
-rw-r--r--drivers/media/usb/stkwebcam/stk-webcam.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/media/usb/stkwebcam/stk-webcam.c b/drivers/media/usb/stkwebcam/stk-webcam.c
index c0736661922..a00edf3de6b 100644
--- a/drivers/media/usb/stkwebcam/stk-webcam.c
+++ b/drivers/media/usb/stkwebcam/stk-webcam.c
@@ -768,12 +768,15 @@ static int v4l_stk_mmap(struct file *fp, struct vm_area_struct *vma)
static int stk_vidioc_querycap(struct file *filp,
void *priv, struct v4l2_capability *cap)
{
+ struct stk_camera *dev = video_drvdata(filp);
+
strcpy(cap->driver, "stk");
strcpy(cap->card, "stk");
- cap->version = DRIVER_VERSION_NUM;
+ usb_make_path(dev->udev, cap->bus_info, sizeof(cap->bus_info));
- cap->capabilities = V4L2_CAP_VIDEO_CAPTURE
+ cap->device_caps = V4L2_CAP_VIDEO_CAPTURE
| V4L2_CAP_READWRITE | V4L2_CAP_STREAMING;
+ cap->capabilities = cap->device_caps | V4L2_CAP_DEVICE_CAPS;
return 0;
}
@@ -797,10 +800,7 @@ static int stk_vidioc_g_input(struct file *filp, void *priv, unsigned int *i)
static int stk_vidioc_s_input(struct file *filp, void *priv, unsigned int i)
{
- if (i != 0)
- return -EINVAL;
- else
- return 0;
+ return i ? -EINVAL : 0;
}
static int stk_s_ctrl(struct v4l2_ctrl *ctrl)