audio.h 955 B

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  1. /* SPDX-License-Identifier: GPL-2.0 */
  2. #ifndef __ASM_ARCH_AUDIO_H__
  3. #define __ASM_ARCH_AUDIO_H__
  4. #include <sound/core.h>
  5. #include <sound/pcm.h>
  6. #include <sound/ac97_codec.h>
  7. /*
  8. * @reset_gpio: AC97 reset gpio (normally gpio113 or gpio95)
  9. * a -1 value means no gpio will be used for reset
  10. * @codec_pdata: AC97 codec platform_data
  11. * reset_gpio should only be specified for pxa27x CPUs where a silicon
  12. * bug prevents correct operation of the reset line. If not specified,
  13. * the default behaviour on these CPUs is to consider gpio 113 as the
  14. * AC97 reset line, which is the default on most boards.
  15. */
  16. typedef struct {
  17. int (*startup)(struct snd_pcm_substream *, void *);
  18. void (*shutdown)(struct snd_pcm_substream *, void *);
  19. void (*suspend)(void *);
  20. void (*resume)(void *);
  21. void *priv;
  22. int reset_gpio;
  23. void *codec_pdata[AC97_BUS_MAX_DEVICES];
  24. } pxa2xx_audio_ops_t;
  25. extern void pxa_set_ac97_info(pxa2xx_audio_ops_t *ops);
  26. #endif