Commit | Line | Data |
---|---|---|
1da177e4 LT |
1 | /* |
2 | * Driver for Digigram VXpocket soundcards | |
3 | * | |
4 | * VX-pocket mixer | |
5 | * | |
6 | * Copyright (c) 2002 by Takashi Iwai <tiwai@suse.de> | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or modify | |
9 | * it under the terms of the GNU General Public License as published by | |
10 | * the Free Software Foundation; either version 2 of the License, or | |
11 | * (at your option) any later version. | |
12 | * | |
13 | * This program is distributed in the hope that it will be useful, | |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | * GNU General Public License for more details. | |
17 | * | |
18 | * You should have received a copy of the GNU General Public License | |
19 | * along with this program; if not, write to the Free Software | |
20 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
21 | */ | |
22 | ||
1da177e4 LT |
23 | #include <sound/core.h> |
24 | #include <sound/control.h> | |
d0ae4847 | 25 | #include <sound/tlv.h> |
1da177e4 LT |
26 | #include "vxpocket.h" |
27 | ||
28 | #define MIC_LEVEL_MIN 0 | |
29 | #define MIC_LEVEL_MAX 8 | |
30 | ||
31 | /* | |
32 | * mic level control (for VXPocket) | |
33 | */ | |
af26367f | 34 | static int vx_mic_level_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) |
1da177e4 LT |
35 | { |
36 | uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; | |
37 | uinfo->count = 1; | |
38 | uinfo->value.integer.min = 0; | |
39 | uinfo->value.integer.max = MIC_LEVEL_MAX; | |
40 | return 0; | |
41 | } | |
42 | ||
af26367f | 43 | static int vx_mic_level_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
1da177e4 | 44 | { |
af26367f | 45 | struct vx_core *_chip = snd_kcontrol_chip(kcontrol); |
1da177e4 LT |
46 | struct snd_vxpocket *chip = (struct snd_vxpocket *)_chip; |
47 | ucontrol->value.integer.value[0] = chip->mic_level; | |
48 | return 0; | |
49 | } | |
50 | ||
af26367f | 51 | static int vx_mic_level_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
1da177e4 | 52 | { |
af26367f | 53 | struct vx_core *_chip = snd_kcontrol_chip(kcontrol); |
1da177e4 | 54 | struct snd_vxpocket *chip = (struct snd_vxpocket *)_chip; |
d05ab185 TI |
55 | unsigned int val = ucontrol->value.integer.value[0]; |
56 | ||
57 | if (val > MIC_LEVEL_MAX) | |
58 | return -EINVAL; | |
12aa7579 | 59 | mutex_lock(&_chip->mixer_mutex); |
1da177e4 LT |
60 | if (chip->mic_level != ucontrol->value.integer.value[0]) { |
61 | vx_set_mic_level(_chip, ucontrol->value.integer.value[0]); | |
62 | chip->mic_level = ucontrol->value.integer.value[0]; | |
12aa7579 | 63 | mutex_unlock(&_chip->mixer_mutex); |
1da177e4 LT |
64 | return 1; |
65 | } | |
12aa7579 | 66 | mutex_unlock(&_chip->mixer_mutex); |
1da177e4 LT |
67 | return 0; |
68 | } | |
69 | ||
0cb29ea0 | 70 | static const DECLARE_TLV_DB_SCALE(db_scale_mic, -21, 3, 0); |
d0ae4847 | 71 | |
af26367f | 72 | static struct snd_kcontrol_new vx_control_mic_level = { |
1da177e4 | 73 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
d0ae4847 TI |
74 | .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE | |
75 | SNDRV_CTL_ELEM_ACCESS_TLV_READ), | |
1da177e4 LT |
76 | .name = "Mic Capture Volume", |
77 | .info = vx_mic_level_info, | |
78 | .get = vx_mic_level_get, | |
79 | .put = vx_mic_level_put, | |
d0ae4847 | 80 | .tlv = { .p = db_scale_mic }, |
1da177e4 LT |
81 | }; |
82 | ||
83 | /* | |
84 | * mic boost level control (for VXP440) | |
85 | */ | |
a5ce8890 | 86 | #define vx_mic_boost_info snd_ctl_boolean_mono_info |
1da177e4 | 87 | |
af26367f | 88 | static int vx_mic_boost_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
1da177e4 | 89 | { |
af26367f | 90 | struct vx_core *_chip = snd_kcontrol_chip(kcontrol); |
1da177e4 LT |
91 | struct snd_vxpocket *chip = (struct snd_vxpocket *)_chip; |
92 | ucontrol->value.integer.value[0] = chip->mic_level; | |
93 | return 0; | |
94 | } | |
95 | ||
af26367f | 96 | static int vx_mic_boost_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
1da177e4 | 97 | { |
af26367f | 98 | struct vx_core *_chip = snd_kcontrol_chip(kcontrol); |
1da177e4 | 99 | struct snd_vxpocket *chip = (struct snd_vxpocket *)_chip; |
d05ab185 | 100 | int val = !!ucontrol->value.integer.value[0]; |
12aa7579 | 101 | mutex_lock(&_chip->mixer_mutex); |
d05ab185 TI |
102 | if (chip->mic_level != val) { |
103 | vx_set_mic_boost(_chip, val); | |
104 | chip->mic_level = val; | |
12aa7579 | 105 | mutex_unlock(&_chip->mixer_mutex); |
1da177e4 LT |
106 | return 1; |
107 | } | |
12aa7579 | 108 | mutex_unlock(&_chip->mixer_mutex); |
1da177e4 LT |
109 | return 0; |
110 | } | |
111 | ||
af26367f | 112 | static struct snd_kcontrol_new vx_control_mic_boost = { |
1da177e4 LT |
113 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
114 | .name = "Mic Boost", | |
115 | .info = vx_mic_boost_info, | |
116 | .get = vx_mic_boost_get, | |
117 | .put = vx_mic_boost_put, | |
118 | }; | |
119 | ||
120 | ||
af26367f | 121 | int vxp_add_mic_controls(struct vx_core *_chip) |
1da177e4 LT |
122 | { |
123 | struct snd_vxpocket *chip = (struct snd_vxpocket *)_chip; | |
124 | int err; | |
125 | ||
126 | /* mute input levels */ | |
127 | chip->mic_level = 0; | |
128 | switch (_chip->type) { | |
129 | case VX_TYPE_VXPOCKET: | |
130 | vx_set_mic_level(_chip, 0); | |
131 | break; | |
132 | case VX_TYPE_VXP440: | |
133 | vx_set_mic_boost(_chip, 0); | |
134 | break; | |
135 | } | |
136 | ||
137 | /* mic level */ | |
138 | switch (_chip->type) { | |
139 | case VX_TYPE_VXPOCKET: | |
140 | if ((err = snd_ctl_add(_chip->card, snd_ctl_new1(&vx_control_mic_level, chip))) < 0) | |
141 | return err; | |
142 | break; | |
143 | case VX_TYPE_VXP440: | |
144 | if ((err = snd_ctl_add(_chip->card, snd_ctl_new1(&vx_control_mic_boost, chip))) < 0) | |
145 | return err; | |
146 | break; | |
147 | } | |
148 | ||
149 | return 0; | |
150 | } | |
151 |