{
struct gspca_dev *gspca_dev = (struct gspca_dev *) urb->context;
struct gspca_frame *frame;
+ int st;
PDEBUG(D_PACK, "bulk irq");
if (!gspca_dev->streaming)
urb->transfer_buffer,
urb->actual_length);
}
+
+ /* resubmit the URB */
+ if (gspca_dev->cam.bulk_nurbs != 0) {
+ st = usb_submit_urb(urb, GFP_ATOMIC);
+ if (st < 0)
+ PDEBUG(D_ERR|D_PACK, "usb_submit_urb() ret %d", st);
+ }
}
/*
nurbs = DEF_NURBS;
} else { /* bulk */
npkt = 0;
- bsize = gspca_dev->cam. bulk_size;
+ bsize = gspca_dev->cam.bulk_size;
if (bsize == 0)
bsize = psize;
PDEBUG(D_STREAM, "bulk bsize:%d", bsize);
- nurbs = 1;
+ if (gspca_dev->cam.bulk_nurbs != 0)
+ nurbs = gspca_dev->cam.bulk_nurbs;
+ else
+ nurbs = 1;
}
gspca_dev->nurbs = nurbs;
gspca_dev->streaming = 1;
atomic_set(&gspca_dev->nevent, 0);
- /* bulk transfers are started by the subdriver */
- if (gspca_dev->alt == 0)
+ /* some bulk transfers are started by the subdriver */
+ if (gspca_dev->alt == 0 && gspca_dev->cam.bulk_nurbs == 0)
break;
/* submit the URBs */
int bulk_size; /* buffer size when image transfer by bulk */
struct v4l2_pix_format *cam_mode; /* size nmodes */
char nmodes;
+ __u8 bulk_nurbs; /* number of URBs in bulk mode
+ * - cannot be > MAX_NURBS
+ * - when 0 and bulk_size != 0 means
+ * 1 URB and submit done by subdriver */
__u8 epaddr;
};