diff options
| -rw-r--r-- | drivers/media/usb/stkwebcam/stk-webcam.c | 23 |
1 files changed, 17 insertions, 6 deletions
diff --git a/drivers/media/usb/stkwebcam/stk-webcam.c b/drivers/media/usb/stkwebcam/stk-webcam.c index a00edf3de6bd..bb524574c838 100644 --- a/drivers/media/usb/stkwebcam/stk-webcam.c +++ b/drivers/media/usb/stkwebcam/stk-webcam.c @@ -897,11 +897,12 @@ static int stk_vidioc_g_fmt_vid_cap(struct file *filp, pix_format->bytesperline = 2 * pix_format->width; pix_format->sizeimage = pix_format->bytesperline * pix_format->height; + pix_format->priv = 0; return 0; } -static int stk_vidioc_try_fmt_vid_cap(struct file *filp, - void *priv, struct v4l2_format *fmtd) +static int stk_try_fmt_vid_cap(struct file *filp, + struct v4l2_format *fmtd, int *idx) { int i; switch (fmtd->fmt.pix.pixelformat) { @@ -923,11 +924,13 @@ static int stk_vidioc_try_fmt_vid_cap(struct file *filp, < abs(fmtd->fmt.pix.width - stk_sizes[i].w))) { fmtd->fmt.pix.height = stk_sizes[i-1].h; fmtd->fmt.pix.width = stk_sizes[i-1].w; - fmtd->fmt.pix.priv = i - 1; + if (idx) + *idx = i - 1; } else { fmtd->fmt.pix.height = stk_sizes[i].h; fmtd->fmt.pix.width = stk_sizes[i].w; - fmtd->fmt.pix.priv = i; + if (idx) + *idx = i; } fmtd->fmt.pix.field = V4L2_FIELD_NONE; @@ -938,9 +941,16 @@ static int stk_vidioc_try_fmt_vid_cap(struct file *filp, fmtd->fmt.pix.bytesperline = 2 * fmtd->fmt.pix.width; fmtd->fmt.pix.sizeimage = fmtd->fmt.pix.bytesperline * fmtd->fmt.pix.height; + fmtd->fmt.pix.priv = 0; return 0; } +static int stk_vidioc_try_fmt_vid_cap(struct file *filp, + void *priv, struct v4l2_format *fmtd) +{ + return stk_try_fmt_vid_cap(filp, fmtd, NULL); +} + static int stk_setup_format(struct stk_camera *dev) { int i = 0; @@ -981,6 +991,7 @@ static int stk_vidioc_s_fmt_vid_cap(struct file *filp, void *priv, struct v4l2_format *fmtd) { int ret; + int idx; struct stk_camera *dev = video_drvdata(filp); if (dev == NULL) @@ -991,7 +1002,7 @@ static int stk_vidioc_s_fmt_vid_cap(struct file *filp, return -EBUSY; if (dev->owner && dev->owner != filp) return -EBUSY; - ret = stk_vidioc_try_fmt_vid_cap(filp, priv, fmtd); + ret = stk_try_fmt_vid_cap(filp, fmtd, &idx); if (ret) return ret; dev->owner = filp; @@ -999,7 +1010,7 @@ static int stk_vidioc_s_fmt_vid_cap(struct file *filp, dev->vsettings.palette = fmtd->fmt.pix.pixelformat; stk_free_buffers(dev); dev->frame_size = fmtd->fmt.pix.sizeimage; - dev->vsettings.mode = stk_sizes[fmtd->fmt.pix.priv].m; + dev->vsettings.mode = stk_sizes[idx].m; stk_initialise(dev); return stk_setup_format(dev); |