/*
 * 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
e-remove'>nds-private-remove</option>
<option value='packet-loop-back'>packet-loop-back</option>
<option value='packet-rx-pump-back'>packet-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=1fc576b82b96d9bb033ff0098e1c0bf68de282b2'>refs</a><a href='/cgit.cgi/linux/net-next.git/log/drivers/usb/gadget/function/uvc.h'>log</a><a href='/cgit.cgi/linux/net-next.git/tree/drivers/usb/gadget/function/uvc.h?id=1fc576b82b96d9bb033ff0098e1c0bf68de282b2'>tree</a><a href='/cgit.cgi/linux/net-next.git/commit/drivers/usb/gadget/function/uvc.h?id=1fc576b82b96d9bb033ff0098e1c0bf68de282b2'>commit</a><a class='active' href='/cgit.cgi/linux/net-next.git/diff/drivers/usb/gadget/function/uvc.h?id=1fc576b82b96d9bb033ff0098e1c0bf68de282b2&amp;id2=034dd34ff4916ec1f8f74e39ca3efb04eab2f791'>diff</a></td><td class='form'><form class='right' method='get' action='/cgit.cgi/linux/net-next.git/log/drivers/usb/gadget/function/uvc.h'>
<input type='hidden' name='id' value='1fc576b82b96d9bb033ff0098e1c0bf68de282b2'/><input type='hidden' name='id2' value='034dd34ff4916ec1f8f74e39ca3efb04eab2f791'/><select name='qt'>
<option value='grep'>log msg</option>
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<option value='range'>range</option>
</select>
<input class='txt' type='search' size='10' name='q' value=''/>
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</form>
</td></tr></table>
<div class='path'>path: <a href='/cgit.cgi/linux/net-next.git/diff/?id=1fc576b82b96d9bb033ff0098e1c0bf68de282b2&amp;id2=034dd34ff4916ec1f8f74e39ca3efb04eab2f791'>root</a>/<a href='/cgit.cgi/linux/net-next.git/diff/drivers?id=1fc576b82b96d9bb033ff0098e1c0bf68de282b2&amp;id2=034dd34ff4916ec1f8f74e39ca3efb04eab2f791'>drivers</a>/<a href='/cgit.cgi/linux/net-next.git/diff/drivers/usb?id=1fc576b82b96d9bb033ff0098e1c0bf68de282b2&amp;id2=034dd34ff4916ec1f8f74e39ca3efb04eab2f791'>usb</a>/<a href='/cgit.cgi/linux/net-next.git/diff/drivers/usb/gadget?id=1fc576b82b96d9bb033ff0098e1c0bf68de282b2&amp;id2=034dd34ff4916ec1f8f74e39ca3efb04eab2f791'>gadget</a>/<a href='/cgit.cgi/linux/net-next.git/diff/drivers/usb/gadget/function?id=1fc576b82b96d9bb033ff0098e1c0bf68de282b2&amp;id2=034dd34ff4916ec1f8f74e39ca3efb04eab2f791'>function</a>/<a href='/cgit.cgi/linux/net-next.git/diff/drivers/usb/gadget/function/uvc.h?id=1fc576b82b96d9bb033ff0098e1c0bf68de282b2&amp;id2=034dd34ff4916ec1f8f74e39ca3efb04eab2f791'>uvc.h</a></div><div class='content'><div class='cgit-panel'><b>diff options</b><form method='get'><input type='hidden' name='id' value='1fc576b82b96d9bb033ff0098e1c0bf68de282b2'/><input type='hidden' name='id2' value='034dd34ff4916ec1f8f74e39ca3efb04eab2f791'/><table><tr><td colspan='2'/></tr><tr><td class='label'>context:</td><td class='ctrl'><select name='context' onchange='this.form.submit();'><option value='1'>1</option><option value='2'>2</option><option value='3' selected='selected'>3</option><option value='4'>4</option><option value='5'>5</option><option value='6'>6</option><option value='7'>7</option><option value='8'>8</option><option value='9'>9</option><option value='10'>10</option><option value='15'>15</option><option value='20'>20</option><option value='25'>25</option><option value='30'>30</option><option value='35'>35</option><option value='40'>40</option></select></td></tr><tr><td class='label'>space:</td><td class='ctrl'><select name='ignorews' onchange='this.form.submit();'><option value='0' selected='selected'>include</option><option value='1'>ignore</option></select></td></tr><tr><td class='label'>mode:</td><td class='ctrl'><select name='dt' onchange='this.form.submit();'><option value='0' selected='selected'>unified</option><option value='1'>ssdiff</option><option value='2'>stat only</option></select></td></tr><tr><td/><td class='ctrl'><noscript><input type='submit' value='reload'/></noscript></td></tr></table></form></div><div class='diffstat-header'><a href='/cgit.cgi/linux/net-next.git/diff/?id=1fc576b82b96d9bb033ff0098e1c0bf68de282b2&amp;id2=034dd34ff4916ec1f8f74e39ca3efb04eab2f791'>Diffstat</a> (limited to 'drivers/usb/gadget/function/uvc.h')</div><table summary='diffstat' class='diffstat'>