1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /*
3  *  Copyright (c) by Jaroslav Kysela <perex@perex.cz>
4  *  Universal interface for Audio Codec '97
5  *
6  *  For more details look to AC '97 component specification revision 2.2
7  *  by Intel Corporation (http://developer.intel.com).
8  */
9 
10 void snd_ac97_get_name(struct snd_ac97 *ac97, unsigned int id, char *name,
11 		       int modem);
12 int snd_ac97_update_bits_nolock(struct snd_ac97 *ac97, unsigned short reg,
13 				unsigned short mask, unsigned short value);
14 
15 /* ac97_proc.c */
16 #ifdef CONFIG_SND_PROC_FS
17 void snd_ac97_bus_proc_init(struct snd_ac97_bus * ac97);
18 void snd_ac97_bus_proc_done(struct snd_ac97_bus * ac97);
19 void snd_ac97_proc_init(struct snd_ac97 * ac97);
20 void snd_ac97_proc_done(struct snd_ac97 * ac97);
21 #else
22 #define snd_ac97_bus_proc_init(ac97_bus_t) do { } while (0)
23 #define snd_ac97_bus_proc_done(ac97_bus_t) do { } while (0)
24 #define snd_ac97_proc_init(ac97_t) do { } while (0)
25 #define snd_ac97_proc_done(ac97_t) do { } while (0)
26 #endif
27