ak4531_codec.h 3.1 KB

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  1. #ifndef __SOUND_AK4531_CODEC_H
  2. #define __SOUND_AK4531_CODEC_H
  3. /*
  4. * Copyright (c) by Jaroslav Kysela <perex@perex.cz>
  5. * Universal interface for Audio Codec '97
  6. *
  7. * For more details look to AC '97 component specification revision 2.1
  8. * by Intel Corporation (http://developer.intel.com).
  9. *
  10. *
  11. * This program is free software; you can redistribute it and/or modify
  12. * it under the terms of the GNU General Public License as published by
  13. * the Free Software Foundation; either version 2 of the License, or
  14. * (at your option) any later version.
  15. *
  16. * This program is distributed in the hope that it will be useful,
  17. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  18. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  19. * GNU General Public License for more details.
  20. *
  21. * You should have received a copy of the GNU General Public License
  22. * along with this program; if not, write to the Free Software
  23. * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  24. *
  25. */
  26. #include <sound/info.h>
  27. #include <sound/control.h>
  28. /*
  29. * ASAHI KASEI - AK4531 codec
  30. * - not really AC'97 codec, but it uses very similar interface as AC'97
  31. */
  32. /*
  33. * AK4531 codec registers
  34. */
  35. #define AK4531_LMASTER 0x00 /* master volume left */
  36. #define AK4531_RMASTER 0x01 /* master volume right */
  37. #define AK4531_LVOICE 0x02 /* channel volume left */
  38. #define AK4531_RVOICE 0x03 /* channel volume right */
  39. #define AK4531_LFM 0x04 /* FM volume left */
  40. #define AK4531_RFM 0x05 /* FM volume right */
  41. #define AK4531_LCD 0x06 /* CD volume left */
  42. #define AK4531_RCD 0x07 /* CD volume right */
  43. #define AK4531_LLINE 0x08 /* LINE volume left */
  44. #define AK4531_RLINE 0x09 /* LINE volume right */
  45. #define AK4531_LAUXA 0x0a /* AUXA volume left */
  46. #define AK4531_RAUXA 0x0b /* AUXA volume right */
  47. #define AK4531_MONO1 0x0c /* MONO1 volume left */
  48. #define AK4531_MONO2 0x0d /* MONO1 volume right */
  49. #define AK4531_MIC 0x0e /* MIC volume */
  50. #define AK4531_MONO_OUT 0x0f /* Mono-out volume */
  51. #define AK4531_OUT_SW1 0x10 /* Output mixer switch 1 */
  52. #define AK4531_OUT_SW2 0x11 /* Output mixer switch 2 */
  53. #define AK4531_LIN_SW1 0x12 /* Input left mixer switch 1 */
  54. #define AK4531_RIN_SW1 0x13 /* Input right mixer switch 1 */
  55. #define AK4531_LIN_SW2 0x14 /* Input left mixer switch 2 */
  56. #define AK4531_RIN_SW2 0x15 /* Input right mixer switch 2 */
  57. #define AK4531_RESET 0x16 /* Reset & power down */
  58. #define AK4531_CLOCK 0x17 /* Clock select */
  59. #define AK4531_AD_IN 0x18 /* AD input select */
  60. #define AK4531_MIC_GAIN 0x19 /* MIC amplified gain */
  61. struct snd_ak4531 {
  62. void (*write) (struct snd_ak4531 *ak4531, unsigned short reg,
  63. unsigned short val);
  64. void *private_data;
  65. void (*private_free) (struct snd_ak4531 *ak4531);
  66. /* --- */
  67. unsigned char regs[0x20];
  68. struct mutex reg_mutex;
  69. };
  70. int snd_ak4531_mixer(struct snd_card *card, struct snd_ak4531 *_ak4531,
  71. struct snd_ak4531 **rak4531);
  72. #ifdef CONFIG_PM
  73. void snd_ak4531_suspend(struct snd_ak4531 *ak4531);
  74. void snd_ak4531_resume(struct snd_ak4531 *ak4531);
  75. #endif
  76. #endif /* __SOUND_AK4531_CODEC_H */