Lines Matching refs:buf_free
729 int buf_free = ep->max_transfer;
745 if (buf_free < 2)
751 buf_free -= 2;
754 if (buf_free < 1)
756 length = snd_rawmidi_transmit(port->substream, buf, buf_free);
759 buf_free -= length;
760 if (buf_free < 1)
764 if (buf_free < ep->max_transfer && buf_free > 0) {
766 --buf_free;
768 ep->urb->transfer_buffer_length = ep->max_transfer - buf_free;