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author | Takashi Iwai <tiwai@suse.de> | 2006-08-23 19:53:28 +0200 |
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committer | Jaroslav Kysela <perex@suse.cz> | 2006-09-23 10:44:12 +0200 |
commit | 1186ed8c7dc9c0185e783beddf241509cc224f1a (patch) | |
tree | f24bf18a5d860ab9a4655c6bc8f67a6eb4a2b667 /sound/pci/vx222/vx222_ops.c | |
parent | [ALSA] Add dB scale information to pcxhr driver (diff) | |
download | linux-1186ed8c7dc9c0185e783beddf241509cc224f1a.tar.xz linux-1186ed8c7dc9c0185e783beddf241509cc224f1a.zip |
[ALSA] Add dB scale information to vxpocket and vx222 drivers
Added the dB scale information to vxpocket and vx222 drivers.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>
Diffstat (limited to 'sound/pci/vx222/vx222_ops.c')
-rw-r--r-- | sound/pci/vx222/vx222_ops.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/sound/pci/vx222/vx222_ops.c b/sound/pci/vx222/vx222_ops.c index 9b6d345b83a6..5e51950e05f9 100644 --- a/sound/pci/vx222/vx222_ops.c +++ b/sound/pci/vx222/vx222_ops.c @@ -28,6 +28,7 @@ #include <sound/core.h> #include <sound/control.h> +#include <sound/tlv.h> #include <asm/io.h> #include "vx222.h" @@ -845,6 +846,8 @@ static void vx2_set_input_level(struct snd_vx222 *chip) #define MIC_LEVEL_MAX 0xff +static DECLARE_TLV_DB_SCALE(db_scale_mic, -6450, 50, 0); + /* * controls API for input levels */ @@ -922,18 +925,24 @@ static int vx_mic_level_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_v static struct snd_kcontrol_new vx_control_input_level = { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, + .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE | + SNDRV_CTL_ELEM_ACCESS_TLV_READ), .name = "Capture Volume", .info = vx_input_level_info, .get = vx_input_level_get, .put = vx_input_level_put, + .tlv = { .p = db_scale_mic }, }; static struct snd_kcontrol_new vx_control_mic_level = { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, + .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE | + SNDRV_CTL_ELEM_ACCESS_TLV_READ), .name = "Mic Capture Volume", .info = vx_mic_level_info, .get = vx_mic_level_get, .put = vx_mic_level_put, + .tlv = { .p = db_scale_mic }, }; /* |