diff options
author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2007-10-12 21:27:47 -0400 |
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committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2007-10-12 21:27:47 -0400 |
commit | b981d8b3f5e008ff10d993be633ad00564fc22cd (patch) | |
tree | e292dc07b22308912cf6a58354a608b9e5e8e1fd /sound/i2c/other/ak4xxx-adda.c | |
parent | b11d2127c4893a7315d1e16273bc8560049fa3ca (diff) | |
parent | 2b9e0aae1d50e880c58d46788e5e3ebd89d75d62 (diff) |
Merge master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6
Conflicts:
drivers/macintosh/adbhid.c
Diffstat (limited to 'sound/i2c/other/ak4xxx-adda.c')
-rw-r--r-- | sound/i2c/other/ak4xxx-adda.c | 24 |
1 files changed, 22 insertions, 2 deletions
diff --git a/sound/i2c/other/ak4xxx-adda.c b/sound/i2c/other/ak4xxx-adda.c index 8805110017a..fd335159f84 100644 --- a/sound/i2c/other/ak4xxx-adda.c +++ b/sound/i2c/other/ak4xxx-adda.c @@ -481,8 +481,8 @@ static int ak4xxx_switch_get(struct snd_kcontrol *kcontrol, int addr = AK_GET_ADDR(kcontrol->private_value); int shift = AK_GET_SHIFT(kcontrol->private_value); int invert = AK_GET_INVERT(kcontrol->private_value); - unsigned char val = snd_akm4xxx_get(ak, chip, addr); - + /* we observe the (1<<shift) bit only */ + unsigned char val = snd_akm4xxx_get(ak, chip, addr) & (1<<shift); if (invert) val = ! val; ucontrol->value.integer.value[0] = (val & (1<<shift)) != 0; @@ -585,6 +585,26 @@ static int build_dac_controls(struct snd_akm4xxx *ak) mixer_ch = 0; for (idx = 0; idx < ak->num_dacs; ) { + /* mute control for Revolution 7.1 - AK4381 */ + if (ak->type == SND_AK4381 + && ak->dac_info[mixer_ch].switch_name) { + memset(&knew, 0, sizeof(knew)); + knew.iface = SNDRV_CTL_ELEM_IFACE_MIXER; + knew.count = 1; + knew.access = SNDRV_CTL_ELEM_ACCESS_READWRITE; + knew.name = ak->dac_info[mixer_ch].switch_name; + knew.info = ak4xxx_switch_info; + knew.get = ak4xxx_switch_get; + knew.put = ak4xxx_switch_put; + knew.access = 0; + /* register 1, bit 0 (SMUTE): 0 = normal operation, + 1 = mute */ + knew.private_value = + AK_COMPOSE(idx/2, 1, 0, 0) | AK_INVERT; + err = snd_ctl_add(ak->card, snd_ctl_new1(&knew, ak)); + if (err < 0) + return err; + } memset(&knew, 0, sizeof(knew)); if (! ak->dac_info || ! ak->dac_info[mixer_ch].name) { knew.name = "DAC Volume"; |