blob: 29bf006c0a13e5b2b1d68d5d128b3b66f5e7244f (
plain) (
tree)
|
|
// SPDX-License-Identifier: GPL-2.0
/*
* u_midi.h
*
* Utility definitions for the midi function
*
* Copyright (c) 2014 Samsung Electronics Co., Ltd.
* http://www.samsung.com
*
* Author: Andrzej Pietrasiewicz <andrzejtp2010@gmail.com>
*/
#ifndef U_MIDI_H
#define U_MIDI_H
#include <linux/usb/composite.h>
struct f_midi_opts {
struct usb_function_instance func_inst;
int index;
char *id;
bool id_allocated;
unsigned int in_ports;
unsigned int out_ports;
unsigned int buflen;
unsigned int qlen;
/*
* Protect the data form concurrent access by read/write
* and create symlink/remove symlink.
*/
struct mutex lock;
int refcnt;
};
#endif /* U_MIDI_H */
|
