[ALSA] HDA VIA: Change VT1708S & VT1702 hp mode controls
For VT1708S and VT1702, deactivate "Headphone Playback Volume" and "Headphone Playback Mute" control if "Independent HP" mode is OFF. and rename VT1702 "Independent HP" text.
Signed-off-by: Lydia Wang lydiawang@viatech.com.cn
Index: sound-2.6/sound/pci/hda/patch_via.c =================================================================== --- sound-2.6.orig/sound/pci/hda/patch_via.c 2009-10-05 15:09:18.000000000 +0800 +++ sound-2.6/sound/pci/hda/patch_via.c 2009-10-05 15:09:33.000000000 +0800 @@ -566,9 +566,26 @@ unsigned int pinsel = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_CONNECT_SEL, 0x00); + static int hp_ctl_initialized = -1;
ucontrol->value.enumerated.item[0] = pinsel; - + /* update HP controls on first time */ + if ((spec->codec_type == VT1708S + || spec->codec_type == VT1702) + && hp_ctl_initialized == -1) { + struct snd_card *card = codec->bus->card; + struct snd_kcontrol *kctl; + /* deactive hp volume & switch in independent mode */ + list_for_each_entry(kctl, &card->controls, list) + if (spec->hp_independent_mode + && (strcmp(kctl->id.name, + "Headphone Playback Volume") == 0 + || strcmp(kctl->id.name, + "Headphone Playback Switch") == 0)) + kctl->vd[0].access |= + SNDRV_CTL_ELEM_ACCESS_INACTIVE; + hp_ctl_initialized = 1; + } return 0; }
@@ -3342,11 +3359,13 @@
static int vt1702_auto_create_hp_ctls(struct via_spec *spec, hda_nid_t pin) { - int err; - + int err, i; + struct hda_input_mux *imux; + static const char *texts[] = { "ON (need reboot)", + "OFF (need reboot)", + NULL}; if (!pin) return 0; - spec->multiout.hp_nid = 0x1D;
err = via_add_control(spec, VIA_CTL_WIDGET_VOL, @@ -3361,8 +3380,18 @@ if (err < 0) return err;
- create_hp_imux(spec); + imux = &spec->private_imux[1];
+ /* for hp mode select */ + i = 0; + while (texts[i] != NULL) { + imux->items[imux->num_items].label = texts[i]; + imux->items[imux->num_items].index = i; + imux->num_items++; + i++; + } + + spec->hp_mux = &spec->private_imux[1]; return 0; }