mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-24 02:18:18 +07:00
cddbd4f170
Just reformatting the comments and typos fixed, no functional changes. Particularly, - avoid the kerneldoc marker "/**", - reduce multiple comment lines into single lines, - corrected wrongly referred function names Signed-off-by: Takashi Iwai <tiwai@suse.de>
52 lines
1.2 KiB
C
52 lines
1.2 KiB
C
/*
|
|
* 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
|