diff options
| author | Takashi Iwai <tiwai@suse.de> | 2012-03-12 15:25:03 +0400 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2012-03-12 17:52:28 +0400 |
| commit | 29e5853d618282d8277ce8a8304f7424eb60deb5 (patch) | |
| tree | e6f2990534e3656f9bbdc1a13cb3fc3cf41934c9 /sound | |
| parent | 2ad787e9aae8bfac14fa96748c0f2b034577be6a (diff) | |
| download | linux-29e5853d618282d8277ce8a8304f7424eb60deb5.tar.xz | |
ALSA: hda - Return the created kcontrol in __snd_hda_add_vmaster()
It'll be used for adding hooks in later patches.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/pci/hda/hda_codec.c | 9 | ||||
| -rw-r--r-- | sound/pci/hda/hda_local.h | 7 | ||||
| -rw-r--r-- | sound/pci/hda/patch_analog.c | 2 |
3 files changed, 13 insertions, 5 deletions
diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c index 0c0ac0e1d504..b79ee3444654 100644 --- a/sound/pci/hda/hda_codec.c +++ b/sound/pci/hda/hda_codec.c @@ -2399,6 +2399,7 @@ static int init_slave_unmute(void *data, struct snd_kcontrol *slave) * @slaves: slave control names (optional) * @suffix: suffix string to each slave name (optional) * @init_slave_vol: initialize slaves to unmute/0dB + * @ctl_ret: store the vmaster kcontrol in return * * Create a virtual master control with the given name. The TLV data * must be either NULL or a valid data. @@ -2411,11 +2412,15 @@ static int init_slave_unmute(void *data, struct snd_kcontrol *slave) */ int __snd_hda_add_vmaster(struct hda_codec *codec, char *name, unsigned int *tlv, const char * const *slaves, - const char *suffix, bool init_slave_vol) + const char *suffix, bool init_slave_vol, + struct snd_kcontrol **ctl_ret) { struct snd_kcontrol *kctl; int err; + if (ctl_ret) + *ctl_ret = NULL; + err = map_slaves(codec, slaves, suffix, check_slave_present, NULL); if (err != 1) { snd_printdd("No slave found for %s\n", name); @@ -2439,6 +2444,8 @@ int __snd_hda_add_vmaster(struct hda_codec *codec, char *name, map_slaves(codec, slaves, suffix, tlv ? init_slave_0dB : init_slave_unmute, kctl); + if (ctl_ret) + *ctl_ret = kctl; return 0; } EXPORT_SYMBOL_HDA(__snd_hda_add_vmaster); diff --git a/sound/pci/hda/hda_local.h b/sound/pci/hda/hda_local.h index caa64686267b..c3ee4ede4482 100644 --- a/sound/pci/hda/hda_local.h +++ b/sound/pci/hda/hda_local.h @@ -140,10 +140,11 @@ void snd_hda_set_vmaster_tlv(struct hda_codec *codec, hda_nid_t nid, int dir, struct snd_kcontrol *snd_hda_find_mixer_ctl(struct hda_codec *codec, const char *name); int __snd_hda_add_vmaster(struct hda_codec *codec, char *name, - unsigned int *tlv, const char * const *slaves, - const char *suffix, bool init_slave_vol); + unsigned int *tlv, const char * const *slaves, + const char *suffix, bool init_slave_vol, + struct snd_kcontrol **ctl_ret); #define snd_hda_add_vmaster(codec, name, tlv, slaves, suffix) \ - __snd_hda_add_vmaster(codec, name, tlv, slaves, suffix, true) + __snd_hda_add_vmaster(codec, name, tlv, slaves, suffix, true, NULL) int snd_hda_codec_reset(struct hda_codec *codec); /* amp value bits */ diff --git a/sound/pci/hda/patch_analog.c b/sound/pci/hda/patch_analog.c index fa97a0c5ced0..7143393927da 100644 --- a/sound/pci/hda/patch_analog.c +++ b/sound/pci/hda/patch_analog.c @@ -229,7 +229,7 @@ static int ad198x_build_controls(struct hda_codec *codec) (spec->slave_vols ? spec->slave_vols : ad_slave_pfxs), "Playback Volume", - !spec->avoid_init_slave_vol); + !spec->avoid_init_slave_vol, NULL); if (err < 0) return err; } |