2 files changed, 95 insertions, 5 deletions

diff --git a/Documentation/sound/alsa/HD-Audio-Models.txt b/Documentation/sound/alsa/HD-Audio-Models.txt
index 818d06f54e36..29c6125a838a 100644
--- a/Documentation/sound/alsa/HD-Audio-Models.txt
+++ b/Documentation/sound/alsa/HD-Audio-Models.txt
@@ -139,6 +139,7 @@ ALC883/888
   acer          Acer laptops (Travelmate 3012WTMi, Aspire 5600, etc)
   acer-aspire   Acer Aspire 9810
   acer-aspire-4930g Acer Aspire 4930G
+  acer-aspire-8930g Acer Aspire 8930G
   medion        Medion Laptops
   medion-md2    Medion MD2
   targa-dig     Targa/MSI
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index ad6cc4218049..2bbb9e445cb1 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -223,6 +223,7 @@ enum {
         ALC883_ACER,
         ALC883_ACER_ASPIRE,
         ALC888_ACER_ASPIRE_4930G,
+        ALC888_ACER_ASPIRE_8930G,
         ALC883_MEDION,
         ALC883_MEDION_MD2,
         ALC883_LAPTOP_EAPD,
@@ -313,6 +314,8 @@ struct alc_spec {
         const struct hda_channel_mode *channel_mode;
         int num_channel_mode;
         int need_dac_fix;
+        int const_channel_count;
+        int ext_channel_count;
 
         /* PCM information */
         struct hda_pcm pcm_rec[3];      /* used in alc_build_pcms() */
@@ -368,6 +371,7 @@ struct alc_config_preset {
         unsigned int num_channel_mode;
         const struct hda_channel_mode *channel_mode;
         int need_dac_fix;
+        int const_channel_count;
         unsigned int num_mux_defs;
         const struct hda_input_mux *input_mux;
         void (*unsol_event)(struct hda_codec *, unsigned int);
@@ -462,7 +466,7 @@ static int alc_ch_mode_get(struct snd_kcontrol *kcontrol,
         struct alc_spec *spec = codec->spec;
         return snd_hda_ch_mode_get(codec, ucontrol, spec->channel_mode,
                                    spec->num_channel_mode,
-                                   spec->multiout.max_channels);
+                                   spec->ext_channel_count);
 }
 
 static int alc_ch_mode_put(struct snd_kcontrol *kcontrol,
@@ -472,9 +476,12 @@ static int alc_ch_mode_put(struct snd_kcontrol *kcontrol,
         struct alc_spec *spec = codec->spec;
         int err = snd_hda_ch_mode_put(codec, ucontrol, spec->channel_mode,
                                       spec->num_channel_mode,
-                                      &spec->multiout.max_channels);
-        if (err >= 0 && spec->need_dac_fix)
-                spec->multiout.num_dacs = spec->multiout.max_channels / 2;
+                                      &spec->ext_channel_count);
+        if (err >= 0 && !spec->const_channel_count) {
+                spec->multiout.max_channels = spec->ext_channel_count;
+                if (spec->need_dac_fix)
+                        spec->multiout.num_dacs = spec->multiout.max_channels / 2;
+        }
         return err;
 }
 
@@ -854,8 +861,13 @@ static void setup_preset(struct alc_spec *spec,
         spec->channel_mode = preset->channel_mode;
         spec->num_channel_mode = preset->num_channel_mode;
         spec->need_dac_fix = preset->need_dac_fix;
+        spec->const_channel_count = preset->const_channel_count;
 
-        spec->multiout.max_channels = spec->channel_mode[0].channels;
+        if (preset->const_channel_count)
+                spec->multiout.max_channels = preset->const_channel_count;
+        else
+                spec->multiout.max_channels = spec->channel_mode[0].channels;
+        spec->ext_channel_count = spec->channel_mode[0].channels;
 
         spec->multiout.num_dacs = preset->num_dacs;
         spec->multiout.dac_nids = preset->dac_nids;
@@ -1456,6 +1468,48 @@ static struct hda_verb alc888_acer_aspire_4930g_verbs[] = {
         { }
 };
 
+/*
+ * ALC888 Acer Aspire 8930G model
+ */
+
+static struct hda_verb alc888_acer_aspire_8930g_verbs[] = {
+/* Front Mic: set to PIN_IN (empty by default) */
+        {0x12, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_IN},
+/* Unselect Front Mic by default in input mixer 3 */
+        {0x22, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_MUTE(0xb)},
+/* Enable unsolicited event for HP jack */
+        {0x15, AC_VERB_SET_UNSOLICITED_ENABLE, ALC880_HP_EVENT | AC_USRSP_EN},
+/* Connect Internal Front to Front */
+        {0x14, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT},
+        {0x14, AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_UNMUTE},
+        {0x14, AC_VERB_SET_CONNECT_SEL, 0x00},
+/* Connect Internal Rear to Rear */
+        {0x1b, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT},
+        {0x1b, AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_UNMUTE},
+        {0x1b, AC_VERB_SET_CONNECT_SEL, 0x01},
+/* Connect Internal CLFE to CLFE */
+        {0x16, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT},
+        {0x16, AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_UNMUTE},
+        {0x16, AC_VERB_SET_CONNECT_SEL, 0x02},
+/* Connect HP out to Front */
+        {0x15, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT},
+        {0x15, AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_UNMUTE},
+        {0x15, AC_VERB_SET_CONNECT_SEL, 0x00},
+/* Enable all DACs */
+/*  DAC DISABLE/MUTE 1? */
+/*  setting bits 1-5 disables DAC nids 0x02-0x06 apparently. Init=0x38 */
+        {0x20, AC_VERB_SET_COEF_INDEX, 0x03},
+        {0x20, AC_VERB_SET_PROC_COEF, 0x0000},
+/*  DAC DISABLE/MUTE 2? */
+/*  some bit here disables the other DACs. Init=0x4900 */
+        {0x20, AC_VERB_SET_COEF_INDEX, 0x08},
+        {0x20, AC_VERB_SET_PROC_COEF, 0x0000},
+/* Enable amplifiers */
+        {0x14, AC_VERB_SET_EAPD_BTLENABLE, 0x02},
+        {0x15, AC_VERB_SET_EAPD_BTLENABLE, 0x02},
+        { }
+};
+
 static struct hda_input_mux alc888_2_capture_sources[2] = {
         /* Front mic only available on one ADC */
         {
@@ -1508,6 +1562,17 @@ static void alc888_acer_aspire_4930g_init_hook(struct hda_codec *codec)
         alc_automute_amp(codec);
 }
 
+static void alc888_acer_aspire_8930g_init_hook(struct hda_codec *codec)
+{
+        struct alc_spec *spec = codec->spec;
+
+        spec->autocfg.hp_pins[0] = 0x15;
+        spec->autocfg.speaker_pins[0] = 0x14;
+        spec->autocfg.speaker_pins[1] = 0x16;
+        spec->autocfg.speaker_pins[2] = 0x1b;
+        alc_automute_amp(codec);
+}
+
 /*
  * ALC880 3-stack model
  *
@@ -8758,6 +8823,7 @@ static const char *alc883_models[ALC883_MODEL_LAST] = {
         [ALC883_ACER]           = "acer",
         [ALC883_ACER_ASPIRE]    = "acer-aspire",
         [ALC888_ACER_ASPIRE_4930G]      = "acer-aspire-4930g",
+        [ALC888_ACER_ASPIRE_8930G]      = "acer-aspire-8930g",
         [ALC883_MEDION]         = "medion",
         [ALC883_MEDION_MD2]     = "medion-md2",
         [ALC883_LAPTOP_EAPD]    = "laptop-eapd",
@@ -8790,6 +8856,8 @@ static struct snd_pci_quirk alc883_cfg_tbl[] = {
                 ALC888_ACER_ASPIRE_4930G),
         SND_PCI_QUIRK(0x1025, 0x013f, "Acer Aspire 5930G",
                 ALC888_ACER_ASPIRE_4930G),
+        SND_PCI_QUIRK(0x1025, 0x0145, "Acer Aspire 8930G",
+                ALC888_ACER_ASPIRE_8930G),
         SND_PCI_QUIRK(0x1025, 0x0157, "Acer X3200", ALC883_AUTO),
         SND_PCI_QUIRK(0x1025, 0x0158, "Acer AX1700-U3700A", ALC883_AUTO),
         SND_PCI_QUIRK(0x1025, 0x015e, "Acer Aspire 6930G",
@@ -9009,6 +9077,27 @@ static struct alc_config_preset alc883_presets[] = {
                 .unsol_event = alc_automute_amp_unsol_event,
                 .init_hook = alc888_acer_aspire_4930g_init_hook,
         },
+        [ALC888_ACER_ASPIRE_8930G] = {
+                .mixers = { alc888_base_mixer,
+                                alc883_chmode_mixer },
+                .init_verbs = { alc883_init_verbs, alc880_gpio1_init_verbs,
+                                alc888_acer_aspire_8930g_verbs },
+                .num_dacs = ARRAY_SIZE(alc883_dac_nids),
+                .dac_nids = alc883_dac_nids,
+                .num_adc_nids = ARRAY_SIZE(alc883_adc_nids_rev),
+                .adc_nids = alc883_adc_nids_rev,
+                .capsrc_nids = alc883_capsrc_nids_rev,
+                .dig_out_nid = ALC883_DIGOUT_NID,
+                .num_channel_mode = ARRAY_SIZE(alc883_3ST_6ch_modes),
+                .channel_mode = alc883_3ST_6ch_modes,
+                .need_dac_fix = 1,
+                .const_channel_count = 6,
+                .num_mux_defs =
+                        ARRAY_SIZE(alc888_2_capture_sources),
+                .input_mux = alc888_2_capture_sources,
+                .unsol_event = alc_automute_amp_unsol_event,
+                .init_hook = alc888_acer_aspire_8930g_init_hook,
+        },
         [ALC883_MEDION] = {
                 .mixers = { alc883_fivestack_mixer,
                             alc883_chmode_mixer },