1017  * uvc_video_decode_start is called with URB data at the start of a bulk or
1035  * uvc_video_decode_end is called with header data at the end of a bulk or
1250  * uvc_video_encode_data(). Only bulk transfers are currently supported.
1279 	nbytes = min(stream->bulk.max_payload_size - stream->bulk.payload_size,  in uvc_video_encode_data()
1466 	if (urb->actual_length == 0 && stream->bulk.header_size == 0)  in uvc_video_decode_bulk()
1471 	stream->bulk.payload_size += len;  in uvc_video_decode_bulk()
1477 	if (stream->bulk.header_size == 0 && !stream->bulk.skip_payload) {  in uvc_video_decode_bulk()
1486 			stream->bulk.skip_payload = 1;  in uvc_video_decode_bulk()
1488 			memcpy(stream->bulk.header, mem, ret);  in uvc_video_decode_bulk()
1489 			stream->bulk.header_size = ret;  in uvc_video_decode_bulk()
1499 	 * The buffer queue might have been cancelled while a bulk transfer  in uvc_video_decode_bulk()
1505 	if (!stream->bulk.skip_payload && buf != NULL)  in uvc_video_decode_bulk()
1513 	    stream->bulk.payload_size >= stream->bulk.max_payload_size) {  in uvc_video_decode_bulk()
1514 		if (!stream->bulk.skip_payload && buf != NULL) {  in uvc_video_decode_bulk()
1515 			uvc_video_decode_end(stream, buf, stream->bulk.header,  in uvc_video_decode_bulk()
1516 				stream->bulk.payload_size);  in uvc_video_decode_bulk()
1521 		stream->bulk.header_size = 0;  in uvc_video_decode_bulk()
1522 		stream->bulk.skip_payload = 0;  in uvc_video_decode_bulk()
1523 		stream->bulk.payload_size = 0;  in uvc_video_decode_bulk()
1542 	if (stream->bulk.header_size == 0) {  in uvc_video_encode_bulk()
1544 		stream->bulk.header_size = ret;  in uvc_video_encode_bulk()
1545 		stream->bulk.payload_size += ret;  in uvc_video_encode_bulk()
1553 	stream->bulk.payload_size += ret;  in uvc_video_encode_bulk()
1557 	    stream->bulk.payload_size == stream->bulk.max_payload_size) {  in uvc_video_encode_bulk()
1566 		stream->bulk.header_size = 0;  in uvc_video_encode_bulk()
1567 		stream->bulk.payload_size = 0;  in uvc_video_encode_bulk()
1696  * Limit the buffer size to UVC_MAX_PACKETS bulk/isochronous packets. If the
1713 	 * Compute the number of packets. Bulk endpoints might transfer UVC  in uvc_alloc_urb_buffers()
1750  * Uninitialize isochronous/bulk URBs and free transfer buffers.
1849  * Initialize bulk URBs and allocate transfer buffers. The packet size is
1863 	stream->bulk.max_payload_size = size;  in uvc_init_video_bulk()
1900  * Initialize isochronous/bulk URBs and allocate transfer buffers.
1913 	stream->bulk.header_size = 0;  in uvc_video_start_transfer()
1914 	stream->bulk.skip_payload = 0;  in uvc_video_start_transfer()
1915 	stream->bulk.payload_size = 0;  in uvc_video_start_transfer()
1974 		/* Bulk endpoint, proceed to URB initialization. */  in uvc_video_start_transfer()
2222 		 * UVC doesn't specify how to inform a bulk-based device  in uvc_video_stop_streaming()
2225 		 * bulk endpoint, mimic the same behaviour.  in uvc_video_stop_streaming()