1#ifndef __SOUND_AK4531_CODEC_H 2#define __SOUND_AK4531_CODEC_H 3 4/* 5 * Copyright (c) by Jaroslav Kysela <perex@perex.cz> 6 * Universal interface for Audio Codec '97 7 * 8 * For more details look to AC '97 component specification revision 2.1 9 * by Intel Corporation (http://developer.intel.com). 10 * 11 * 12 * This program is free software; you can redistribute it and/or modify 13 * it under the terms of the GNU General Public License as published by 14 * the Free Software Foundation; either version 2 of the License, or 15 * (at your option) any later version. 16 * 17 * This program is distributed in the hope that it will be useful, 18 * but WITHOUT ANY WARRANTY; without even the implied warranty of 19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 20 * GNU General Public License for more details. 21 * 22 * You should have received a copy of the GNU General Public License 23 * along with this program; if not, write to the Free Software 24 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 25 * 26 */ 27 28#include "info.h" 29#include "control.h" 30 31/* 32 * ASAHI KASEI - AK4531 codec 33 * - not really AC'97 codec, but it uses very similar interface as AC'97 34 */ 35 36/* 37 * AK4531 codec registers 38 */ 39 40#define AK4531_LMASTER 0x00 /* master volume left */ 41#define AK4531_RMASTER 0x01 /* master volume right */ 42#define AK4531_LVOICE 0x02 /* channel volume left */ 43#define AK4531_RVOICE 0x03 /* channel volume right */ 44#define AK4531_LFM 0x04 /* FM volume left */ 45#define AK4531_RFM 0x05 /* FM volume right */ 46#define AK4531_LCD 0x06 /* CD volume left */ 47#define AK4531_RCD 0x07 /* CD volume right */ 48#define AK4531_LLINE 0x08 /* LINE volume left */ 49#define AK4531_RLINE 0x09 /* LINE volume right */ 50#define AK4531_LAUXA 0x0a /* AUXA volume left */ 51#define AK4531_RAUXA 0x0b /* AUXA volume right */ 52#define AK4531_MONO1 0x0c /* MONO1 volume left */ 53#define AK4531_MONO2 0x0d /* MONO1 volume right */ 54#define AK4531_MIC 0x0e /* MIC volume */ 55#define AK4531_MONO_OUT 0x0f /* Mono-out volume */ 56#define AK4531_OUT_SW1 0x10 /* Output mixer switch 1 */ 57#define AK4531_OUT_SW2 0x11 /* Output mixer switch 2 */ 58#define AK4531_LIN_SW1 0x12 /* Input left mixer switch 1 */ 59#define AK4531_RIN_SW1 0x13 /* Input right mixer switch 1 */ 60#define AK4531_LIN_SW2 0x14 /* Input left mixer switch 2 */ 61#define AK4531_RIN_SW2 0x15 /* Input right mixer switch 2 */ 62#define AK4531_RESET 0x16 /* Reset & power down */ 63#define AK4531_CLOCK 0x17 /* Clock select */ 64#define AK4531_AD_IN 0x18 /* AD input select */ 65#define AK4531_MIC_GAIN 0x19 /* MIC amplified gain */ 66 67struct snd_ak4531 { 68 void (*write) (struct snd_ak4531 *ak4531, unsigned short reg, 69 unsigned short val); 70 void *private_data; 71 void (*private_free) (struct snd_ak4531 *ak4531); 72 /* --- */ 73 unsigned char regs[0x20]; 74 struct mutex reg_mutex; 75}; 76 77int snd_ak4531_mixer(struct snd_card *card, struct snd_ak4531 *_ak4531, 78 struct snd_ak4531 **rak4531); 79 80#ifdef CONFIG_PM 81void snd_ak4531_suspend(struct snd_ak4531 *ak4531); 82void snd_ak4531_resume(struct snd_ak4531 *ak4531); 83#endif 84 85#endif /* __SOUND_AK4531_CODEC_H */ 86