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  • only in /asuswrt-rt-n18u-9.0.0.4.380.2695/release/src-rt-6.x.4708/linux/linux-2.6.36/arch/arm/mach-pxa/include/mach/
1#ifndef __ASM_ARCH_AUDIO_H__
2#define __ASM_ARCH_AUDIO_H__
3
4#include <sound/core.h>
5#include <sound/pcm.h>
6#include <sound/ac97_codec.h>
7
8/*
9 * @reset_gpio: AC97 reset gpio (normally gpio113 or gpio95)
10 *              a -1 value means no gpio will be used for reset
11 * @codec_pdata: AC97 codec platform_data
12
13 * reset_gpio should only be specified for pxa27x CPUs where a silicon
14 * bug prevents correct operation of the reset line. If not specified,
15 * the default behaviour on these CPUs is to consider gpio 113 as the
16 * AC97 reset line, which is the default on most boards.
17 */
18typedef struct {
19	int (*startup)(struct snd_pcm_substream *, void *);
20	void (*shutdown)(struct snd_pcm_substream *, void *);
21	void (*suspend)(void *);
22	void (*resume)(void *);
23	void *priv;
24	int reset_gpio;
25	void *codec_pdata[AC97_BUS_MAX_DEVICES];
26} pxa2xx_audio_ops_t;
27
28extern void pxa_set_ac97_info(pxa2xx_audio_ops_t *ops);
29
30#endif
31