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1a59d1b8 | 1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
1da177e4 LT |
2 | #ifndef __SOUND_AK4531_CODEC_H |
3 | #define __SOUND_AK4531_CODEC_H | |
4 | ||
5 | /* | |
c1017a4c | 6 | * Copyright (c) by Jaroslav Kysela <perex@perex.cz> |
1da177e4 LT |
7 | * Universal interface for Audio Codec '97 |
8 | * | |
9 | * For more details look to AC '97 component specification revision 2.1 | |
10 | * by Intel Corporation (http://developer.intel.com). | |
1da177e4 LT |
11 | */ |
12 | ||
a1ce3928 DH |
13 | #include <sound/info.h> |
14 | #include <sound/control.h> | |
1da177e4 LT |
15 | |
16 | /* | |
17 | * ASAHI KASEI - AK4531 codec | |
18 | * - not really AC'97 codec, but it uses very similar interface as AC'97 | |
19 | */ | |
20 | ||
21 | /* | |
22 | * AK4531 codec registers | |
23 | */ | |
24 | ||
25 | #define AK4531_LMASTER 0x00 /* master volume left */ | |
26 | #define AK4531_RMASTER 0x01 /* master volume right */ | |
27 | #define AK4531_LVOICE 0x02 /* channel volume left */ | |
28 | #define AK4531_RVOICE 0x03 /* channel volume right */ | |
29 | #define AK4531_LFM 0x04 /* FM volume left */ | |
30 | #define AK4531_RFM 0x05 /* FM volume right */ | |
31 | #define AK4531_LCD 0x06 /* CD volume left */ | |
32 | #define AK4531_RCD 0x07 /* CD volume right */ | |
33 | #define AK4531_LLINE 0x08 /* LINE volume left */ | |
34 | #define AK4531_RLINE 0x09 /* LINE volume right */ | |
35 | #define AK4531_LAUXA 0x0a /* AUXA volume left */ | |
36 | #define AK4531_RAUXA 0x0b /* AUXA volume right */ | |
37 | #define AK4531_MONO1 0x0c /* MONO1 volume left */ | |
38 | #define AK4531_MONO2 0x0d /* MONO1 volume right */ | |
39 | #define AK4531_MIC 0x0e /* MIC volume */ | |
40 | #define AK4531_MONO_OUT 0x0f /* Mono-out volume */ | |
41 | #define AK4531_OUT_SW1 0x10 /* Output mixer switch 1 */ | |
42 | #define AK4531_OUT_SW2 0x11 /* Output mixer switch 2 */ | |
43 | #define AK4531_LIN_SW1 0x12 /* Input left mixer switch 1 */ | |
44 | #define AK4531_RIN_SW1 0x13 /* Input right mixer switch 1 */ | |
45 | #define AK4531_LIN_SW2 0x14 /* Input left mixer switch 2 */ | |
46 | #define AK4531_RIN_SW2 0x15 /* Input right mixer switch 2 */ | |
47 | #define AK4531_RESET 0x16 /* Reset & power down */ | |
48 | #define AK4531_CLOCK 0x17 /* Clock select */ | |
49 | #define AK4531_AD_IN 0x18 /* AD input select */ | |
50 | #define AK4531_MIC_GAIN 0x19 /* MIC amplified gain */ | |
51 | ||
9f38945f TI |
52 | struct snd_ak4531 { |
53 | void (*write) (struct snd_ak4531 *ak4531, unsigned short reg, | |
54 | unsigned short val); | |
1da177e4 | 55 | void *private_data; |
9f38945f | 56 | void (*private_free) (struct snd_ak4531 *ak4531); |
1da177e4 LT |
57 | /* --- */ |
58 | unsigned char regs[0x20]; | |
62932df8 | 59 | struct mutex reg_mutex; |
1da177e4 LT |
60 | }; |
61 | ||
9f38945f TI |
62 | int snd_ak4531_mixer(struct snd_card *card, struct snd_ak4531 *_ak4531, |
63 | struct snd_ak4531 **rak4531); | |
1da177e4 | 64 | |
11d3824a TI |
65 | #ifdef CONFIG_PM |
66 | void snd_ak4531_suspend(struct snd_ak4531 *ak4531); | |
67 | void snd_ak4531_resume(struct snd_ak4531 *ak4531); | |
68 | #endif | |
69 | ||
1da177e4 | 70 | #endif /* __SOUND_AK4531_CODEC_H */ |