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[ALSA] ymfpci - Add TLV entries for native volume controls

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Added the linear volume TLV entries for YMFPCI native volume controls.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>
This commit is contained in:
Takashi Iwai
2006-08-28 13:29:42 +02:00
committed by Jaroslav Kysela
parent 063a40d911
commit 33925186d8
1 changed files with 6 additions and 1 deletions
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7
sound/pci/ymfpci/ymfpci_main.c
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@@ -36,6 +36,7 @@
#include <sound/core.h> #include <sound/core.h>
#include <sound/control.h> #include <sound/control.h>
#include <sound/info.h> #include <sound/info.h>
#include <sound/tlv.h>
#include <sound/ymfpci.h> #include <sound/ymfpci.h>
#include <sound/asoundef.h> #include <sound/asoundef.h>
#include <sound/mpu401.h> #include <sound/mpu401.h>
@@ -1477,11 +1478,15 @@ static int snd_ymfpci_put_single(struct snd_kcontrol *kcontrol,
return change; return change;
} }
static DECLARE_TLV_DB_LINEAR(db_scale_native, TLV_DB_GAIN_MUTE, 0);
#define YMFPCI_DOUBLE(xname, xindex, reg) \ #define YMFPCI_DOUBLE(xname, xindex, reg) \
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \ { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
.access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
.info = snd_ymfpci_info_double, \ .info = snd_ymfpci_info_double, \
.get = snd_ymfpci_get_double, .put = snd_ymfpci_put_double, \ .get = snd_ymfpci_get_double, .put = snd_ymfpci_put_double, \
.private_value = reg } .private_value = reg, \
.tlv = { .p = db_scale_native } }
static int snd_ymfpci_info_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) static int snd_ymfpci_info_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
{ {