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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 | ||
23 | #include <sound/driver.h> | |
24 | #include <sound/core.h> | |
25 | #include <sound/control.h> | |
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; |
12aa7579 | 55 | mutex_lock(&_chip->mixer_mutex); |
1da177e4 LT |
56 | if (chip->mic_level != ucontrol->value.integer.value[0]) { |
57 | vx_set_mic_level(_chip, ucontrol->value.integer.value[0]); | |
58 | chip->mic_level = ucontrol->value.integer.value[0]; | |
12aa7579 | 59 | mutex_unlock(&_chip->mixer_mutex); |
1da177e4 LT |
60 | return 1; |
61 | } | |
12aa7579 | 62 | mutex_unlock(&_chip->mixer_mutex); |
1da177e4 LT |
63 | return 0; |
64 | } | |
65 | ||
af26367f | 66 | static struct snd_kcontrol_new vx_control_mic_level = { |
1da177e4 LT |
67 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
68 | .name = "Mic Capture Volume", | |
69 | .info = vx_mic_level_info, | |
70 | .get = vx_mic_level_get, | |
71 | .put = vx_mic_level_put, | |
72 | }; | |
73 | ||
74 | /* | |
75 | * mic boost level control (for VXP440) | |
76 | */ | |
af26367f | 77 | static int vx_mic_boost_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) |
1da177e4 LT |
78 | { |
79 | uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN; | |
80 | uinfo->count = 1; | |
81 | uinfo->value.integer.min = 0; | |
82 | uinfo->value.integer.max = 1; | |
83 | return 0; | |
84 | } | |
85 | ||
af26367f | 86 | static int vx_mic_boost_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
1da177e4 | 87 | { |
af26367f | 88 | struct vx_core *_chip = snd_kcontrol_chip(kcontrol); |
1da177e4 LT |
89 | struct snd_vxpocket *chip = (struct snd_vxpocket *)_chip; |
90 | ucontrol->value.integer.value[0] = chip->mic_level; | |
91 | return 0; | |
92 | } | |
93 | ||
af26367f | 94 | static int vx_mic_boost_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
1da177e4 | 95 | { |
af26367f | 96 | struct vx_core *_chip = snd_kcontrol_chip(kcontrol); |
1da177e4 | 97 | struct snd_vxpocket *chip = (struct snd_vxpocket *)_chip; |
12aa7579 | 98 | mutex_lock(&_chip->mixer_mutex); |
1da177e4 LT |
99 | if (chip->mic_level != ucontrol->value.integer.value[0]) { |
100 | vx_set_mic_boost(_chip, ucontrol->value.integer.value[0]); | |
101 | chip->mic_level = ucontrol->value.integer.value[0]; | |
12aa7579 | 102 | mutex_unlock(&_chip->mixer_mutex); |
1da177e4 LT |
103 | return 1; |
104 | } | |
12aa7579 | 105 | mutex_unlock(&_chip->mixer_mutex); |
1da177e4 LT |
106 | return 0; |
107 | } | |
108 | ||
af26367f | 109 | static struct snd_kcontrol_new vx_control_mic_boost = { |
1da177e4 LT |
110 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
111 | .name = "Mic Boost", | |
112 | .info = vx_mic_boost_info, | |
113 | .get = vx_mic_boost_get, | |
114 | .put = vx_mic_boost_put, | |
115 | }; | |
116 | ||
117 | ||
af26367f | 118 | int vxp_add_mic_controls(struct vx_core *_chip) |
1da177e4 LT |
119 | { |
120 | struct snd_vxpocket *chip = (struct snd_vxpocket *)_chip; | |
121 | int err; | |
122 | ||
123 | /* mute input levels */ | |
124 | chip->mic_level = 0; | |
125 | switch (_chip->type) { | |
126 | case VX_TYPE_VXPOCKET: | |
127 | vx_set_mic_level(_chip, 0); | |
128 | break; | |
129 | case VX_TYPE_VXP440: | |
130 | vx_set_mic_boost(_chip, 0); | |
131 | break; | |
132 | } | |
133 | ||
134 | /* mic level */ | |
135 | switch (_chip->type) { | |
136 | case VX_TYPE_VXPOCKET: | |
137 | if ((err = snd_ctl_add(_chip->card, snd_ctl_new1(&vx_control_mic_level, chip))) < 0) | |
138 | return err; | |
139 | break; | |
140 | case VX_TYPE_VXP440: | |
141 | if ((err = snd_ctl_add(_chip->card, snd_ctl_new1(&vx_control_mic_boost, chip))) < 0) | |
142 | return err; | |
143 | break; | |
144 | } | |
145 | ||
146 | return 0; | |
147 | } | |
148 |