From 2b72257ec523662a580d8a6d93af72987c2855a5 Mon Sep 17 00:00:00 2001 From: Maxim Levitsky maximlevitsky@gmail.com Date: Tue, 28 Aug 2007 01:22:54 +0300 Subject: [PATCH] HDA: make volume knob, the master volume for sigmatel codecs that support it
--- sound/pci/hda/patch_sigmatel.c | 45 ++++++++++++++++++++++++++++++++++++++++ 1 files changed, 45 insertions(+), 0 deletions(-)
diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c index a1f55d1..ca21521 100644 --- a/sound/pci/hda/patch_sigmatel.c +++ b/sound/pci/hda/patch_sigmatel.c @@ -321,6 +321,36 @@ static int stac92xx_aloopback_put(struct snd_kcontrol *kcontrol, return 1; }
+static int stac92xx_volknob_info(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_info *uinfo) +{ + uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; + uinfo->count = 1; + uinfo->value.integer.min = 0; + uinfo->value.integer.max = 127; + return 0; +} + +static int stac92xx_volknob_get(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + ucontrol->value.integer.value[0] = kcontrol->private_value; + return 0; +} + +static int stac92xx_volknob_put(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct hda_codec *codec = snd_kcontrol_chip(kcontrol); + + kcontrol->private_value = ucontrol->value.integer.value[0]; + + snd_hda_codec_write(codec, 0x24, 0, + AC_VERB_SET_VOLUME_KNOB_CONTROL, + kcontrol->private_value | 0x80); + return 1; +} +
static struct hda_verb stac9200_core_init[] = { /* set dac0mux for dac converter */ @@ -383,6 +413,17 @@ static struct hda_verb stac9205_core_init[] = { .private_value = verb_read | (verb_write << 16), \ }
+#define STAC_VOLKNOB \ + { \ + .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ + .name = "Master Playback Volume", \ + .count = 1, \ + .info = stac92xx_volknob_info, \ + .get = stac92xx_volknob_get, \ + .put = stac92xx_volknob_put, \ + .private_value = 127, \ + } +
static struct snd_kcontrol_new stac9200_mixer[] = { HDA_CODEC_VOLUME("Master Playback Volume", 0xb, 0, HDA_OUTPUT), @@ -405,6 +446,7 @@ static struct snd_kcontrol_new stac925x_mixer[] = { /* This needs to be generated dynamically based on sequence */ static struct snd_kcontrol_new stac922x_mixer[] = { STAC_INPUT_SOURCE, + STAC_VOLKNOB, HDA_CODEC_VOLUME("Capture Volume", 0x17, 0x0, HDA_INPUT), HDA_CODEC_MUTE("Capture Switch", 0x17, 0x0, HDA_INPUT), HDA_CODEC_VOLUME("Mux Capture Volume", 0x12, 0x0, HDA_OUTPUT), @@ -414,6 +456,7 @@ static struct snd_kcontrol_new stac922x_mixer[] = { /* This needs to be generated dynamically based on sequence */ static struct snd_kcontrol_new stac9227_mixer[] = { STAC_INPUT_SOURCE, + STAC_VOLKNOB, STAC_ANALOG_LOOPBACK(0xFEB, 0x7EB), HDA_CODEC_VOLUME("Capture Volume", 0x15, 0x0, HDA_OUTPUT), HDA_CODEC_MUTE("Capture Switch", 0x1b, 0x0, HDA_OUTPUT), @@ -422,6 +465,7 @@ static struct snd_kcontrol_new stac9227_mixer[] = {
static struct snd_kcontrol_new stac927x_mixer[] = { STAC_INPUT_SOURCE, + STAC_VOLKNOB, STAC_ANALOG_LOOPBACK(0xFEB, 0x7EB), HDA_CODEC_VOLUME("InMux Capture Volume", 0x15, 0x0, HDA_OUTPUT), HDA_CODEC_VOLUME("InVol Capture Volume", 0x18, 0x0, HDA_INPUT), @@ -440,6 +484,7 @@ static struct snd_kcontrol_new stac9205_mixer[] = { }, STAC_INPUT_SOURCE, STAC_ANALOG_LOOPBACK(0xFE0, 0x7E0), + STAC_VOLKNOB, HDA_CODEC_VOLUME("InMux Capture Volume", 0x19, 0x0, HDA_OUTPUT), HDA_CODEC_VOLUME("InVol Capture Volume", 0x1b, 0x0, HDA_INPUT), HDA_CODEC_MUTE("ADCMux Capture Switch", 0x1d, 0x0, HDA_OUTPUT),