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1da177e4 | 1 | /* |
c1017a4c | 2 | * Copyright (c) by Jaroslav Kysela <perex@perex.cz> |
1da177e4 LT |
3 | * Universal interface for Audio Codec '97 |
4 | * | |
5 | * For more details look to AC '97 component specification revision 2.2 | |
6 | * by Intel Corporation (http://developer.intel.com). | |
7 | * | |
8 | * | |
9 | * This program is free software; you can redistribute it and/or modify | |
10 | * it under the terms of the GNU General Public License as published by | |
11 | * the Free Software Foundation; either version 2 of the License, or | |
12 | * (at your option) any later version. | |
13 | * | |
14 | * This program is distributed in the hope that it will be useful, | |
15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | * GNU General Public License for more details. | |
18 | * | |
19 | * You should have received a copy of the GNU General Public License | |
20 | * along with this program; if not, write to the Free Software | |
21 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
22 | * | |
23 | */ | |
24 | ||
ac519028 TI |
25 | #define AC97_SINGLE_VALUE(reg,shift,mask,invert) \ |
26 | ((reg) | ((shift) << 8) | ((shift) << 12) | ((mask) << 16) | \ | |
27 | ((invert) << 24)) | |
28 | #define AC97_PAGE_SINGLE_VALUE(reg,shift,mask,invert,page) \ | |
29 | (AC97_SINGLE_VALUE(reg,shift,mask,invert) | (1<<25) | ((page) << 26)) | |
30 | #define AC97_SINGLE(xname, reg, shift, mask, invert) \ | |
31 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ | |
32 | .info = snd_ac97_info_volsw, \ | |
33 | .get = snd_ac97_get_volsw, .put = snd_ac97_put_volsw, \ | |
34 | .private_value = AC97_SINGLE_VALUE(reg, shift, mask, invert) } | |
35 | #define AC97_PAGE_SINGLE(xname, reg, shift, mask, invert, page) \ | |
36 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ | |
37 | .info = snd_ac97_info_volsw, \ | |
38 | .get = snd_ac97_get_volsw, .put = snd_ac97_put_volsw, \ | |
39 | .private_value = AC97_PAGE_SINGLE_VALUE(reg, shift, mask, invert, page) } | |
40 | #define AC97_DOUBLE(xname, reg, shift_left, shift_right, mask, invert) \ | |
41 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \ | |
42 | .info = snd_ac97_info_volsw, \ | |
43 | .get = snd_ac97_get_volsw, .put = snd_ac97_put_volsw, \ | |
44 | .private_value = (reg) | ((shift_left) << 8) | ((shift_right) << 12) | ((mask) << 16) | ((invert) << 24) } | |
45 | ||
46 | /* enum control */ | |
47 | struct ac97_enum { | |
48 | unsigned char reg; | |
49 | unsigned char shift_l; | |
50 | unsigned char shift_r; | |
51 | unsigned short mask; | |
52 | const char **texts; | |
53 | }; | |
54 | ||
55 | #define AC97_ENUM_DOUBLE(xreg, xshift_l, xshift_r, xmask, xtexts) \ | |
56 | { .reg = xreg, .shift_l = xshift_l, .shift_r = xshift_r, \ | |
57 | .mask = xmask, .texts = xtexts } | |
58 | #define AC97_ENUM_SINGLE(xreg, xshift, xmask, xtexts) \ | |
59 | AC97_ENUM_DOUBLE(xreg, xshift, xshift, xmask, xtexts) | |
60 | #define AC97_ENUM(xname, xenum) \ | |
61 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ | |
62 | .info = snd_ac97_info_enum_double, \ | |
63 | .get = snd_ac97_get_enum_double, .put = snd_ac97_put_enum_double, \ | |
64 | .private_value = (unsigned long)&xenum } | |
65 | ||
66 | /* ac97_codec.c */ | |
67 | static const struct snd_kcontrol_new snd_ac97_controls_3d[]; | |
68 | static const struct snd_kcontrol_new snd_ac97_controls_spdif[]; | |
69 | static struct snd_kcontrol *snd_ac97_cnew(const struct snd_kcontrol_new *_template, | |
70 | struct snd_ac97 * ac97); | |
71 | static int snd_ac97_info_volsw(struct snd_kcontrol *kcontrol, | |
72 | struct snd_ctl_elem_info *uinfo); | |
73 | static int snd_ac97_get_volsw(struct snd_kcontrol *kcontrol, | |
74 | struct snd_ctl_elem_value *ucontrol); | |
75 | static int snd_ac97_put_volsw(struct snd_kcontrol *kcontrol, | |
76 | struct snd_ctl_elem_value *ucontrol); | |
77 | static int snd_ac97_try_bit(struct snd_ac97 * ac97, int reg, int bit); | |
78 | static int snd_ac97_remove_ctl(struct snd_ac97 *ac97, const char *name, | |
79 | const char *suffix); | |
80 | static int snd_ac97_rename_ctl(struct snd_ac97 *ac97, const char *src, | |
81 | const char *dst, const char *suffix); | |
82 | static int snd_ac97_swap_ctl(struct snd_ac97 *ac97, const char *s1, | |
83 | const char *s2, const char *suffix); | |
84 | static void snd_ac97_rename_vol_ctl(struct snd_ac97 *ac97, const char *src, | |
85 | const char *dst); | |
54720a24 | 86 | #ifdef CONFIG_PM |
ac519028 TI |
87 | static void snd_ac97_restore_status(struct snd_ac97 *ac97); |
88 | static void snd_ac97_restore_iec958(struct snd_ac97 *ac97); | |
54720a24 | 89 | #endif |
ac519028 TI |
90 | static int snd_ac97_info_enum_double(struct snd_kcontrol *kcontrol, |
91 | struct snd_ctl_elem_info *uinfo); | |
92 | static int snd_ac97_get_enum_double(struct snd_kcontrol *kcontrol, | |
93 | struct snd_ctl_elem_value *ucontrol); | |
94 | static int snd_ac97_put_enum_double(struct snd_kcontrol *kcontrol, | |
95 | struct snd_ctl_elem_value *ucontrol); |