1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 #ifndef __SOUND_OPL4_H
3 #define __SOUND_OPL4_H
4 
5 /*
6  * Global definitions for the OPL4 driver
7  * Copyright (c) 2003 by Clemens Ladisch <clemens@ladisch.de>
8  */
9 
10 #include <sound/opl3.h>
11 
12 struct snd_opl4;
13 
14 extern int snd_opl4_create(struct snd_card *card,
15 			   unsigned long fm_port, unsigned long pcm_port,
16 			   int seq_device,
17 			   struct snd_opl3 **opl3, struct snd_opl4 **opl4);
18 
19 #endif /* __SOUND_OPL4_H */
20