{
struct gspca_dev *gspca_dev = video_drvdata(filp);
- parm->parm.capture.readbuffers = 2;
+ parm->parm.capture.readbuffers = gspca_dev->queue.min_buffers_needed;
- if (gspca_dev->sd_desc->get_streamparm) {
- gspca_dev->usb_err = 0;
- gspca_dev->sd_desc->get_streamparm(gspca_dev, parm);
- return gspca_dev->usb_err;
- }
- return 0;
+ if (!gspca_dev->sd_desc->get_streamparm)
+ return 0;
+
+ parm->parm.capture.capability = V4L2_CAP_TIMEPERFRAME;
+ gspca_dev->usb_err = 0;
+ gspca_dev->sd_desc->get_streamparm(gspca_dev, parm);
+ return gspca_dev->usb_err;
}
static int vidioc_s_parm(struct file *filp, void *priv,
{
struct gspca_dev *gspca_dev = video_drvdata(filp);
- parm->parm.capture.readbuffers = 2;
+ parm->parm.capture.readbuffers = gspca_dev->queue.min_buffers_needed;
- if (gspca_dev->sd_desc->set_streamparm) {
- gspca_dev->usb_err = 0;
- gspca_dev->sd_desc->set_streamparm(gspca_dev, parm);
- return gspca_dev->usb_err;
+ if (!gspca_dev->sd_desc->set_streamparm) {
+ parm->parm.capture.capability = 0;
+ return 0;
}
- return 0;
+ parm->parm.capture.capability = V4L2_CAP_TIMEPERFRAME;
+ gspca_dev->usb_err = 0;
+ gspca_dev->sd_desc->set_streamparm(gspca_dev, parm);
+ return gspca_dev->usb_err;
}
static int gspca_queue_setup(struct vb2_queue *vq,