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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 | |
67 | struct 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 | |
77 | int snd_ak4531_mixer(struct snd_card *card, struct snd_ak4531 *_ak4531, |
78 | struct snd_ak4531 **rak4531); |
79 | |
80 | #ifdef CONFIG_PM |
81 | void snd_ak4531_suspend(struct snd_ak4531 *ak4531); |
82 | void snd_ak4531_resume(struct snd_ak4531 *ak4531); |
83 | #endif |
84 | |
85 | #endif /* __SOUND_AK4531_CODEC_H */ |
86 |
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