/*
 * Line 6 Linux USB driver
 *
 * Copyright (C) 2004-2010 Markus Grabner (grabner@icg.tugraz.at)
 *
 *	This program is free software; you can redistribute it and/or
 *	modify it under the terms of the GNU General Public License as
 *	published by the Free Software Foundation, version 2.
 *
 */

#ifndef MIDI_H
#define MIDI_H

#include <sound/rawmidi.h>

#include "midibuf.h"

#define MIDI_BUFFER_SIZE 1024

struct snd_line6_midi {
	/* Pointer back to the Line 6 driver data structure */
	struct usb_line6 *line6;

	/* MIDI substream for receiving (or NULL if not active) */
	struct snd_rawmidi_substream *substream_receive;

	/* MIDI substream for transmitting (or NULL if not active) */
	struct snd_rawmidi_substream *substream_transmit;

	/* Number of currently active MIDI send URBs */
	int num_active_send_urbs;

	/* Spin lock to protect MIDI buffer handling */
	spinlock_t lock;

	/* Wait queue for MIDI transmission */
	wait_queue_head_t send_wait;

	/* Buffer for incoming MIDI stream */
	struct midi_buffer midibuf_in;

	/* Buffer for outgoing MIDI stream */
	struct midi_buffer midibuf_out;
};

extern int line6_init_midi(struct usb_line6 *line6);
extern void line6_midi_receive(struct usb_line6 *line6, unsigned char *data,
			       int length);

#endif
acket-rx-pump-back</option>
</select> <input type='submit' value='switch'/></form></td></tr>
<tr><td class='sub'>net-next plumbings</td><td class='sub right'>Tobias Klauser</td></tr></table>
<table class='tabs'><tr><td>
<a href='/cgit.cgi/linux/net-next.git/'>summary</a><a href='/cgit.cgi/linux/net-next.git/refs/?id=a971df0b9d04674e325346c17de9a895425ca5e1'>refs</a><a class='active' href='/cgit.cgi/linux/net-next.git/log/drivers/usb/gadget/udc/trace.h'>log</a><a href='/cgit.cgi/linux/net-next.git/tree/drivers/usb/gadget/udc/trace.h?id=a971df0b9d04674e325346c17de9a895425ca5e1'>tree</a><a href='/cgit.cgi/linux/net-next.git/commit/drivers/usb/gadget/udc/trace.h?id=a971df0b9d04674e325346c17de9a895425ca5e1'>commit</a><a href='/cgit.cgi/linux/net-next.git/diff/drivers/usb/gadget/udc/trace.h?id=a971df0b9d04674e325346c17de9a895425ca5e1'>diff</a></td><td class='form'><form class='right' method='get' action='/cgit.cgi/linux/net-next.git/log/drivers/usb/gadget/udc/trace.h'>
<input type='hidden' name='id' value='a971df0b9d04674e325346c17de9a895425ca5e1'/><select name='qt'>
<option value='grep'>log msg</option>
<option value='author'>author</option>
<option value='committer'>committer</option>
<option value='range'>range</option>
</select>
<input class='txt' type='search' size='10' name='q' value=''/>
<input type='submit' value='search'/>
</form>
</td></tr></table>
<div class='path'>path: <a href='/cgit.cgi/linux/net-next.git/log/?id=a971df0b9d04674e325346c17de9a895425ca5e1'>root</a>/<a href='/cgit.cgi/linux/net-next.git/log/drivers?id=a971df0b9d04674e325346c17de9a895425ca5e1'>drivers</a>/<a href='/cgit.cgi/linux/net-next.git/log/drivers/usb?id=a971df0b9d04674e325346c17de9a895425ca5e1'>usb</a>/<a href='/cgit.cgi/linux/net-next.git/log/drivers/usb/gadget?id=a971df0b9d04674e325346c17de9a895425ca5e1'>gadget</a>/<a href='/cgit.cgi/linux/net-next.git/log/drivers/usb/gadget/udc?id=a971df0b9d04674e325346c17de9a895425ca5e1'>udc</a>/<a href='/cgit.cgi/linux/net-next.git/log/drivers/usb/gadget/udc/trace.h?id=a971df0b9d04674e325346c17de9a895425ca5e1'>trace.h</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/cgit.cgi/linux/net-next.git/log/drivers/usb/gadget/udc/trace.h?id=a971df0b9d04674e325346c17de9a895425ca5e1&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th><th class='left'>Files</th><th class='left'>Lines</th></tr>