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path: root/sound/pci/ca0106/ca0106_mixer.c
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Diffstat (limited to 'sound/pci/ca0106/ca0106_mixer.c')
-rw-r--r--sound/pci/ca0106/ca0106_mixer.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/sound/pci/ca0106/ca0106_mixer.c b/sound/pci/ca0106/ca0106_mixer.c
index 146eed70dce..9855f528ea7 100644
--- a/sound/pci/ca0106/ca0106_mixer.c
+++ b/sound/pci/ca0106/ca0106_mixer.c
@@ -70,9 +70,13 @@
#include <sound/pcm.h>
#include <sound/ac97_codec.h>
#include <sound/info.h>
+#include <sound/tlv.h>
#include "ca0106.h"
+static DECLARE_TLV_DB_SCALE(snd_ca0106_db_scale1, -5175, 25, 1);
+static DECLARE_TLV_DB_SCALE(snd_ca0106_db_scale2, -10350, 50, 1);
+
static int snd_ca0106_shared_spdif_info(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo)
{
@@ -469,18 +473,24 @@ static int snd_ca0106_i2c_volume_put(struct snd_kcontrol *kcontrol,
#define CA_VOLUME(xname,chid,reg) \
{ \
.iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
+ .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | \
+ SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
.info = snd_ca0106_volume_info, \
.get = snd_ca0106_volume_get, \
.put = snd_ca0106_volume_put, \
+ .tlv = { .p = snd_ca0106_db_scale1 }, \
.private_value = ((chid) << 8) | (reg) \
}
#define I2C_VOLUME(xname,chid) \
{ \
.iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
+ .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | \
+ SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
.info = snd_ca0106_i2c_volume_info, \
.get = snd_ca0106_i2c_volume_get, \
.put = snd_ca0106_i2c_volume_put, \
+ .tlv = { .p = snd_ca0106_db_scale2 }, \
.private_value = chid \
}