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- #ifndef __SOUND_AK4531_CODEC_H
- #define __SOUND_AK4531_CODEC_H
- /*
- * Copyright (c) by Jaroslav Kysela <perex@perex.cz>
- * Universal interface for Audio Codec '97
- *
- * For more details look to AC '97 component specification revision 2.1
- * by Intel Corporation (http://developer.intel.com).
- *
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- */
- #include <sound/info.h>
- #include <sound/control.h>
- /*
- * ASAHI KASEI - AK4531 codec
- * - not really AC'97 codec, but it uses very similar interface as AC'97
- */
- /*
- * AK4531 codec registers
- */
- #define AK4531_LMASTER 0x00 /* master volume left */
- #define AK4531_RMASTER 0x01 /* master volume right */
- #define AK4531_LVOICE 0x02 /* channel volume left */
- #define AK4531_RVOICE 0x03 /* channel volume right */
- #define AK4531_LFM 0x04 /* FM volume left */
- #define AK4531_RFM 0x05 /* FM volume right */
- #define AK4531_LCD 0x06 /* CD volume left */
- #define AK4531_RCD 0x07 /* CD volume right */
- #define AK4531_LLINE 0x08 /* LINE volume left */
- #define AK4531_RLINE 0x09 /* LINE volume right */
- #define AK4531_LAUXA 0x0a /* AUXA volume left */
- #define AK4531_RAUXA 0x0b /* AUXA volume right */
- #define AK4531_MONO1 0x0c /* MONO1 volume left */
- #define AK4531_MONO2 0x0d /* MONO1 volume right */
- #define AK4531_MIC 0x0e /* MIC volume */
- #define AK4531_MONO_OUT 0x0f /* Mono-out volume */
- #define AK4531_OUT_SW1 0x10 /* Output mixer switch 1 */
- #define AK4531_OUT_SW2 0x11 /* Output mixer switch 2 */
- #define AK4531_LIN_SW1 0x12 /* Input left mixer switch 1 */
- #define AK4531_RIN_SW1 0x13 /* Input right mixer switch 1 */
- #define AK4531_LIN_SW2 0x14 /* Input left mixer switch 2 */
- #define AK4531_RIN_SW2 0x15 /* Input right mixer switch 2 */
- #define AK4531_RESET 0x16 /* Reset & power down */
- #define AK4531_CLOCK 0x17 /* Clock select */
- #define AK4531_AD_IN 0x18 /* AD input select */
- #define AK4531_MIC_GAIN 0x19 /* MIC amplified gain */
- struct snd_ak4531 {
- void (*write) (struct snd_ak4531 *ak4531, unsigned short reg,
- unsigned short val);
- void *private_data;
- void (*private_free) (struct snd_ak4531 *ak4531);
- /* --- */
- unsigned char regs[0x20];
- struct mutex reg_mutex;
- };
- int snd_ak4531_mixer(struct snd_card *card, struct snd_ak4531 *_ak4531,
- struct snd_ak4531 **rak4531);
- #ifdef CONFIG_PM
- void snd_ak4531_suspend(struct snd_ak4531 *ak4531);
- void snd_ak4531_resume(struct snd_ak4531 *ak4531);
- #endif
- #endif /* __SOUND_AK4531_CODEC_H */
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