usb/s2255/s2255drv.c

1688 static int save_frame(struct s2255_dev *dev, struct s2255_pipeinfo *pipe_info)
1710 		pdata = (unsigned char *)pipe_info->transfer_buffer;
1712 		for (jj = 0; jj < (pipe_info->cur_transfer_size - 12); jj++) {
1803 	psrc = (u8 *)pipe_info->transfer_buffer + offset;
1814 	copy_size = (pipe_info->cur_transfer_size - offset);
1847 				      struct s2255_pipeinfo *pipe_info)
1858 	res = save_frame(dev, pipe_info);
2034 	struct s2255_pipeinfo *pipe_info;
2038 	pipe_info = purb->context;
2039 	if (pipe_info == NULL) {
2043 	dev = pipe_info->dev;
2052 		pipe_info->err_count++;
2056 	if (pipe_info->state == 0) {
2062 		s2255_read_video_callback(dev, pipe_info);
2064 		pipe_info->err_count++;
2070 	usb_fill_bulk_urb(pipe_info->stream_urb, dev->udev,
2072 			  pipe_info->transfer_buffer,
2073 			  pipe_info->cur_transfer_size,
2074 			  read_pipe_completion, pipe_info);
2076 	if (pipe_info->state != 0) {
2077 		if (usb_submit_urb(pipe_info->stream_urb, GFP_ATOMIC))
2089 	struct s2255_pipeinfo *pipe_info = &dev->pipe;
2092 	pipe_info->state = 1;
2093 	pipe_info->err_count = 0;
2094 	pipe_info->stream_urb = usb_alloc_urb(0, GFP_KERNEL);
2095 	if (!pipe_info->stream_urb)
2098 	usb_fill_bulk_urb(pipe_info->stream_urb, dev->udev,
2100 			  pipe_info->transfer_buffer,
2101 			  pipe_info->cur_transfer_size,
2102 			  read_pipe_completion, pipe_info);
2103 	retval = usb_submit_urb(pipe_info->stream_urb, GFP_KERNEL);