* BIOS auto configuration
  */
 
+/* convert from MIX nid to DAC */
+static inline hda_nid_t alc662_mix_to_dac(hda_nid_t nid)
+{
+       if (nid == 0x0f)
+               return 0x02;
+       else if (nid >= 0x0c && nid <= 0x0e)
+               return nid - 0x0c + 0x02;
+       else
+               return 0;
+}
+
+/* get MIX nid connected to the given pin targeted to DAC */
+static hda_nid_t alc662_dac_to_mix(struct hda_codec *codec, hda_nid_t pin,
+                                  hda_nid_t dac)
+{
+       hda_nid_t mix[4];
+       int i, num;
+
+       num = snd_hda_get_connections(codec, pin, mix, ARRAY_SIZE(mix));
+       for (i = 0; i < num; i++) {
+               if (alc662_mix_to_dac(mix[i]) == dac)
+                       return mix[i];
+       }
+       return 0;
+}
+
+/* look for an empty DAC slot */
+static hda_nid_t alc662_look_for_dac(struct hda_codec *codec, hda_nid_t pin)
+{
+       struct alc_spec *spec = codec->spec;
+       hda_nid_t srcs[5];
+       int i, j, num;
+
+       num = snd_hda_get_connections(codec, pin, srcs, ARRAY_SIZE(srcs));
+       if (num < 0)
+               return 0;
+       for (i = 0; i < num; i++) {
+               hda_nid_t nid = alc662_mix_to_dac(srcs[i]);
+               if (!nid)
+                       continue;
+               for (j = 0; j < spec->multiout.num_dacs; j++)
+                       if (spec->multiout.dac_nids[j] == nid)
+                               break;
+               if (j >= spec->multiout.num_dacs)
+                       return nid;
+       }
+       return 0;
+}
+
+/* fill in the dac_nids table from the parsed pin configuration */
+static int alc662_auto_fill_dac_nids(struct hda_codec *codec,
+                                    const struct auto_pin_cfg *cfg)
+{
+       struct alc_spec *spec = codec->spec;
+       int i;
+       hda_nid_t dac;
+
+       spec->multiout.dac_nids = spec->private_dac_nids;
+       for (i = 0; i < cfg->line_outs; i++) {
+               dac = alc662_look_for_dac(codec, cfg->line_out_pins[i]);
+               if (!dac)
+                       continue;
+               spec->multiout.dac_nids[spec->multiout.num_dacs++] = dac;
+       }
+       return 0;
+}
+
+static int alc662_add_vol_ctl(struct alc_spec *spec, const char *pfx,
+                             hda_nid_t nid, unsigned int chs)
+{
+       char name[32];
+       sprintf(name, "%s Playback Volume", pfx);
+       return add_control(spec, ALC_CTL_WIDGET_VOL, name,
+                          HDA_COMPOSE_AMP_VAL(nid, chs, 0, HDA_OUTPUT));
+}
+
+static int alc662_add_sw_ctl(struct alc_spec *spec, const char *pfx,
+                            hda_nid_t nid, unsigned int chs)
+{
+       char name[32];
+       sprintf(name, "%s Playback Switch", pfx);
+       return add_control(spec, ALC_CTL_WIDGET_MUTE, name,
+                          HDA_COMPOSE_AMP_VAL(nid, chs, 0, HDA_INPUT));
+}
+
+#define alc662_add_stereo_vol(spec, pfx, nid) \
+       alc662_add_vol_ctl(spec, pfx, nid, 3)
+#define alc662_add_stereo_sw(spec, pfx, nid) \
+       alc662_add_sw_ctl(spec, pfx, nid, 3)
+
 /* add playback controls from the parsed DAC table */
-static int alc662_auto_create_multi_out_ctls(struct alc_spec *spec,
+static int alc662_auto_create_multi_out_ctls(struct hda_codec *codec,
                                             const struct auto_pin_cfg *cfg)
 {
-       char name[32];
+       struct alc_spec *spec = codec->spec;
        static const char *chname[4] = {
                "Front", "Surround", NULL /*CLFE*/, "Side"
        };
-       hda_nid_t nid;
+       hda_nid_t nid, mix;
        int i, err;
 
        for (i = 0; i < cfg->line_outs; i++) {
-               if (!spec->multiout.dac_nids[i])
+               nid = spec->multiout.dac_nids[i];
+               if (!nid)
+                       continue;
+               mix = alc662_dac_to_mix(codec, cfg->line_out_pins[i], nid);
+               if (!mix)
                        continue;
-               nid = alc880_idx_to_dac(i);
                if (i == 2) {
                        /* Center/LFE */
-                       err = add_control(spec, ALC_CTL_WIDGET_VOL,
-                                         "Center Playback Volume",
-                                         HDA_COMPOSE_AMP_VAL(nid, 1, 0,
-                                                             HDA_OUTPUT));
+                       err = alc662_add_vol_ctl(spec, "Center", nid, 1);
                        if (err < 0)
                                return err;
-                       err = add_control(spec, ALC_CTL_WIDGET_VOL,
-                                         "LFE Playback Volume",
-                                         HDA_COMPOSE_AMP_VAL(nid, 2, 0,
-                                                             HDA_OUTPUT));
+                       err = alc662_add_vol_ctl(spec, "LFE", nid, 2);
                        if (err < 0)
                                return err;
-                       err = add_control(spec, ALC_CTL_WIDGET_MUTE,
-                                         "Center Playback Switch",
-                                         HDA_COMPOSE_AMP_VAL(0x0e, 1, 0,
-                                                             HDA_INPUT));
+                       err = alc662_add_sw_ctl(spec, "Center", mix, 1);
                        if (err < 0)
                                return err;
-                       err = add_control(spec, ALC_CTL_WIDGET_MUTE,
-                                         "LFE Playback Switch",
-                                         HDA_COMPOSE_AMP_VAL(0x0e, 2, 0,
-                                                             HDA_INPUT));
+                       err = alc662_add_sw_ctl(spec, "LFE", mix, 2);
                        if (err < 0)
                                return err;
                } else {
                        const char *pfx;
                        if (cfg->line_outs == 1 &&
                            cfg->line_out_type == AUTO_PIN_SPEAKER_OUT) {
-                               if (!cfg->hp_pins)
+                               if (cfg->hp_outs)
                                        pfx = "Speaker";
                                else
                                        pfx = "PCM";
                        } else
                                pfx = chname[i];
-                       sprintf(name, "%s Playback Volume", pfx);
-                       err = add_control(spec, ALC_CTL_WIDGET_VOL, name,
-                                         HDA_COMPOSE_AMP_VAL(nid, 3, 0,
-                                                             HDA_OUTPUT));
+                       err = alc662_add_vol_ctl(spec, pfx, nid, 3);
                        if (err < 0)
                                return err;
                        if (cfg->line_outs == 1 &&
                            cfg->line_out_type == AUTO_PIN_SPEAKER_OUT)
                                pfx = "Speaker";
-                       sprintf(name, "%s Playback Switch", pfx);
-                       err = add_control(spec, ALC_CTL_WIDGET_MUTE, name,
-                               HDA_COMPOSE_AMP_VAL(alc880_idx_to_mixer(i),
-                                                   3, 0, HDA_INPUT));
+                       err = alc662_add_sw_ctl(spec, pfx, mix, 3);
                        if (err < 0)
                                return err;
                }
 }
 
 /* add playback controls for speaker and HP outputs */
-static int alc662_auto_create_extra_out(struct alc_spec *spec, hda_nid_t pin,
+/* return DAC nid if any new DAC is assigned */
+static int alc662_auto_create_extra_out(struct hda_codec *codec, hda_nid_t pin,
                                        const char *pfx)
 {
-       hda_nid_t nid;
+       struct alc_spec *spec = codec->spec;
+       hda_nid_t nid, mix;
        int err;
-       char name[32];
 
        if (!pin)
                return 0;
-
-       if (pin == 0x17) {
-               /* ALC663 has a mono output pin on 0x17 */
+       nid = alc662_look_for_dac(codec, pin);
+       if (!nid) {
+               char name[32];
+               /* the corresponding DAC is already occupied */
+               if (!(get_wcaps(codec, pin) & AC_WCAP_OUT_AMP))
+                       return 0; /* no way */
+               /* create a switch only */
                sprintf(name, "%s Playback Switch", pfx);
-               err = add_control(spec, ALC_CTL_WIDGET_MUTE, name,
-                                 HDA_COMPOSE_AMP_VAL(pin, 2, 0, HDA_OUTPUT));
-               return err;
+               return add_control(spec, ALC_CTL_WIDGET_MUTE, name,
+                                  HDA_COMPOSE_AMP_VAL(pin, 3, 0, HDA_OUTPUT));
        }
 
-       if (alc880_is_fixed_pin(pin)) {
-               nid = alc880_idx_to_dac(alc880_fixed_pin_idx(pin));
-               /* printk(KERN_DEBUG "DAC nid=%x\n",nid); */
-               /* specify the DAC as the extra output */
-               if (!spec->multiout.hp_nid)
-                       spec->multiout.hp_nid = nid;
-               else
-                       spec->multiout.extra_out_nid[0] = nid;
-               /* control HP volume/switch on the output mixer amp */
-               nid = alc880_idx_to_dac(alc880_fixed_pin_idx(pin));
-               sprintf(name, "%s Playback Volume", pfx);
-               err = add_control(spec, ALC_CTL_WIDGET_VOL, name,
-                                 HDA_COMPOSE_AMP_VAL(nid, 3, 0, HDA_OUTPUT));
-               if (err < 0)
-                       return err;
-               sprintf(name, "%s Playback Switch", pfx);
-               err = add_control(spec, ALC_CTL_BIND_MUTE, name,
-                                 HDA_COMPOSE_AMP_VAL(nid, 3, 2, HDA_INPUT));
-               if (err < 0)
-                       return err;
-       } else if (alc880_is_multi_pin(pin)) {
-               /* set manual connection */
-               /* we have only a switch on HP-out PIN */
-               sprintf(name, "%s Playback Switch", pfx);
-               err = add_control(spec, ALC_CTL_WIDGET_MUTE, name,
-                                 HDA_COMPOSE_AMP_VAL(pin, 3, 0, HDA_OUTPUT));
-               if (err < 0)
-                       return err;
-       }
-       return 0;
+       mix = alc662_dac_to_mix(codec, pin, nid);
+       if (!mix)
+               return 0;
+       err = alc662_add_vol_ctl(spec, pfx, nid, 3);
+       if (err < 0)
+               return err;
+       err = alc662_add_sw_ctl(spec, pfx, mix, 3);
+       if (err < 0)
+               return err;
+       return nid;
 }
 
 /* create playback/capture controls for input pins */
 
 static void alc662_auto_set_output_and_unmute(struct hda_codec *codec,
                                              hda_nid_t nid, int pin_type,
-                                             int dac_idx)
+                                             hda_nid_t dac)
 {
+       int i, num;
+       hda_nid_t srcs[4];
+
        alc_set_pin_output(codec, nid, pin_type);
        /* need the manual connection? */
-       if (alc880_is_multi_pin(nid)) {
-               struct alc_spec *spec = codec->spec;
-               int idx = alc880_multi_pin_idx(nid);
-               snd_hda_codec_write(codec, alc880_idx_to_selector(idx), 0,
-                                   AC_VERB_SET_CONNECT_SEL,
-                                   alc880_dac_to_idx(spec->multiout.dac_nids[dac_idx]));
+       num = snd_hda_get_connections(codec, nid, srcs, ARRAY_SIZE(srcs));
+       if (num <= 1)
+               return;
+       for (i = 0; i < num; i++) {
+               if (alc662_mix_to_dac(srcs[i]) != dac)
+                       continue;
+               snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_CONNECT_SEL, i);
+               return;
        }
 }
 
 static void alc662_auto_init_multi_out(struct hda_codec *codec)
 {
        struct alc_spec *spec = codec->spec;
+       int pin_type = get_pin_type(spec->autocfg.line_out_type);
        int i;
 
        for (i = 0; i <= HDA_SIDE; i++) {
                hda_nid_t nid = spec->autocfg.line_out_pins[i];
-               int pin_type = get_pin_type(spec->autocfg.line_out_type);
                if (nid)
                        alc662_auto_set_output_and_unmute(codec, nid, pin_type,
-                                                         i);
+                                       spec->multiout.dac_nids[i]);
        }
 }
 
        hda_nid_t pin;
 
        pin = spec->autocfg.hp_pins[0];
-       if (pin) /* connect to front */
-               /* use dac 0 */
-               alc662_auto_set_output_and_unmute(codec, pin, PIN_HP, 0);
+       if (pin)
+               alc662_auto_set_output_and_unmute(codec, pin, PIN_HP,
+                                                 spec->multiout.hp_nid);
        pin = spec->autocfg.speaker_pins[0];
        if (pin)
-               alc662_auto_set_output_and_unmute(codec, pin, PIN_OUT, 0);
+               alc662_auto_set_output_and_unmute(codec, pin, PIN_OUT,
+                                       spec->multiout.extra_out_nid[0]);
 }
 
 #define ALC662_PIN_CD_NID              ALC880_PIN_CD_NID
        if (!spec->autocfg.line_outs)
                return 0; /* can't find valid BIOS pin config */
 
-       err = alc880_auto_fill_dac_nids(spec, &spec->autocfg);
+       err = alc662_auto_fill_dac_nids(codec, &spec->autocfg);
        if (err < 0)
                return err;
-       err = alc662_auto_create_multi_out_ctls(spec, &spec->autocfg);
+       err = alc662_auto_create_multi_out_ctls(codec, &spec->autocfg);
        if (err < 0)
                return err;
-       err = alc662_auto_create_extra_out(spec,
+       err = alc662_auto_create_extra_out(codec,
                                           spec->autocfg.speaker_pins[0],
                                           "Speaker");
        if (err < 0)
                return err;
-       err = alc662_auto_create_extra_out(spec, spec->autocfg.hp_pins[0],
+       if (err)
+               spec->multiout.extra_out_nid[0] = err;
+       err = alc662_auto_create_extra_out(codec, spec->autocfg.hp_pins[0],
                                           "Headphone");
        if (err < 0)
                return err;
+       if (err)
+               spec->multiout.hp_nid = err;
        err = alc662_auto_create_input_ctls(codec, &spec->autocfg);
        if (err < 0)
                return err;