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nexedi
linux
Commits
c08d9169
Commit
c08d9169
authored
Oct 17, 2010
by
Takashi Iwai
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ALSA: tlv - Define numbers in sound/tlv.h
Signed-off-by:
Takashi Iwai
<
tiwai@suse.de
>
parent
de8c85f7
Changes
2
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2 changed files
with
4 additions
and
2 deletions
+4
-2
include/sound/tlv.h
include/sound/tlv.h
+3
-1
sound/pci/hda/hda_codec.c
sound/pci/hda/hda_codec.c
+1
-1
No files found.
include/sound/tlv.h
View file @
c08d9169
...
...
@@ -38,9 +38,11 @@
#define SNDRV_CTL_TLVT_DB_MINMAX 4
/* dB scale with min/max */
#define SNDRV_CTL_TLVT_DB_MINMAX_MUTE 5
/* dB scale with min/max with mute */
#define TLV_DB_SCALE_MASK 0xffff
#define TLV_DB_SCALE_MUTE 0x10000
#define TLV_DB_SCALE_ITEM(min, step, mute) \
SNDRV_CTL_TLVT_DB_SCALE, 2 * sizeof(unsigned int), \
(min), ((step) &
0xffff) | ((mute) ? 0x10000
: 0)
(min), ((step) &
TLV_DB_SCALE_MASK) | ((mute) ? TLV_DB_SCALE_MUTE
: 0)
#define DECLARE_TLV_DB_SCALE(name, min, step, mute) \
unsigned int name[] = { TLV_DB_SCALE_ITEM(min, step, mute) }
...
...
sound/pci/hda/hda_codec.c
View file @
c08d9169
...
...
@@ -1843,7 +1843,7 @@ int snd_hda_mixer_amp_tlv(struct snd_kcontrol *kcontrol, int op_flag,
val1
+=
ofs
;
val1
=
((
int
)
val1
)
*
((
int
)
val2
);
if
(
min_mute
)
val2
|=
0x10000
;
val2
|=
TLV_DB_SCALE_MUTE
;
if
(
put_user
(
SNDRV_CTL_TLVT_DB_SCALE
,
_tlv
))
return
-
EFAULT
;
if
(
put_user
(
2
*
sizeof
(
unsigned
int
),
_tlv
+
1
))
...
...
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