1084  * uvc_video_decode_start is called with URB data at the start of a bulk or
1102  * uvc_video_decode_end is called with header data at the end of a bulk or
1317  * uvc_video_encode_data(). Only bulk transfers are currently supported.
1346 	nbytes = min(stream->bulk.max_payload_size - stream->bulk.payload_size,  in uvc_video_encode_data()
1535 	if (urb->actual_length == 0 && stream->bulk.header_size == 0)  in uvc_video_decode_bulk()
1540 	stream->bulk.payload_size += len;  in uvc_video_decode_bulk()
1546 	if (stream->bulk.header_size == 0 && !stream->bulk.skip_payload) {  in uvc_video_decode_bulk()
1555 			stream->bulk.skip_payload = 1;  in uvc_video_decode_bulk()
1557 			memcpy(stream->bulk.header, mem, ret);  in uvc_video_decode_bulk()
1558 			stream->bulk.header_size = ret;  in uvc_video_decode_bulk()
1568 	 * The buffer queue might have been cancelled while a bulk transfer  in uvc_video_decode_bulk()
1574 	if (!stream->bulk.skip_payload && buf != NULL)  in uvc_video_decode_bulk()
1582 	    stream->bulk.payload_size >= stream->bulk.max_payload_size) {  in uvc_video_decode_bulk()
1583 		if (!stream->bulk.skip_payload && buf != NULL) {  in uvc_video_decode_bulk()
1584 			uvc_video_decode_end(stream, buf, stream->bulk.header,  in uvc_video_decode_bulk()
1585 				stream->bulk.payload_size);  in uvc_video_decode_bulk()
1590 		stream->bulk.header_size = 0;  in uvc_video_decode_bulk()
1591 		stream->bulk.skip_payload = 0;  in uvc_video_decode_bulk()
1592 		stream->bulk.payload_size = 0;  in uvc_video_decode_bulk()
1611 	if (stream->bulk.header_size == 0) {  in uvc_video_encode_bulk()
1613 		stream->bulk.header_size = ret;  in uvc_video_encode_bulk()
1614 		stream->bulk.payload_size += ret;  in uvc_video_encode_bulk()
1622 	stream->bulk.payload_size += ret;  in uvc_video_encode_bulk()
1626 	    stream->bulk.payload_size == stream->bulk.max_payload_size) {  in uvc_video_encode_bulk()
1635 		stream->bulk.header_size = 0;  in uvc_video_encode_bulk()
1636 		stream->bulk.payload_size = 0;  in uvc_video_encode_bulk()
1765  * Limit the buffer size to UVC_MAX_PACKETS bulk/isochronous packets. If the
1782 	 * Compute the number of packets. Bulk endpoints might transfer UVC  in uvc_alloc_urb_buffers()
1819  * Uninitialize isochronous/bulk URBs and free transfer buffers.
1918  * Initialize bulk URBs and allocate transfer buffers. The packet size is
1932 	stream->bulk.max_payload_size = size;  in uvc_init_video_bulk()
1969  * Initialize isochronous/bulk URBs and allocate transfer buffers.
1982 	stream->bulk.header_size = 0;  in uvc_video_start_transfer()
1983 	stream->bulk.skip_payload = 0;  in uvc_video_start_transfer()
1984 	stream->bulk.payload_size = 0;  in uvc_video_start_transfer()
2054 		/* Bulk endpoint, proceed to URB initialization. */  in uvc_video_start_transfer()
2317 		 * UVC doesn't specify how to inform a bulk-based device  in uvc_video_stop_streaming()
2320 		 * bulk endpoint, mimic the same behaviour.  in uvc_video_stop_streaming()