ALSA: hda: Fix 0 dB offset for HP laptops using CX20551 (Waikiki)
[safe/jmp/linux-2.6] / sound / pci / hda / patch_conexant.c
index c578c28..61682e1 100644 (file)
 
 /* Conexant 5051 specific */
 
-#define CXT5051_SPDIF_OUT      0x1C
+#define CXT5051_SPDIF_OUT      0x12
 #define CXT5051_PORTB_EVENT    0x38
 #define CXT5051_PORTC_EVENT    0x39
 
+#define AUTO_MIC_PORTB         (1 << 1)
+#define AUTO_MIC_PORTC         (1 << 2)
 
 struct conexant_jack {
 
@@ -74,7 +76,7 @@ struct conexant_spec {
                                         */
        unsigned int cur_eapd;
        unsigned int hp_present;
-       unsigned int no_auto_mic;
+       unsigned int auto_mic;
        unsigned int need_dac_fix;
 
        /* capture */
@@ -111,8 +113,23 @@ struct conexant_spec {
 
        unsigned int dell_automute;
        unsigned int port_d_mode;
-       unsigned char ext_mic_bias;
-       unsigned int dell_vostro;
+       unsigned int dell_vostro:1;
+       unsigned int ideapad:1;
+
+       unsigned int ext_mic_present;
+       unsigned int recording;
+       void (*capture_prepare)(struct hda_codec *codec);
+       void (*capture_cleanup)(struct hda_codec *codec);
+
+       /* OLPC XO-1.5 supports DC input mode (e.g. for use with analog sensors)
+        * through the microphone jack.
+        * When the user enables this through a mixer switch, both internal and
+        * external microphones are disabled. Gain is fixed at 0dB. In this mode,
+        * we also allow the bias to be configured through a separate mixer
+        * control. */
+       unsigned int dc_enable;
+       unsigned int dc_input_bias; /* offset into cxt5066_olpc_dc_bias */
+       unsigned int mic_boost; /* offset into cxt5066_analog_mic_boost */
 };
 
 static int conexant_playback_pcm_open(struct hda_pcm_stream *hinfo,
@@ -185,6 +202,8 @@ static int conexant_capture_pcm_prepare(struct hda_pcm_stream *hinfo,
                                      struct snd_pcm_substream *substream)
 {
        struct conexant_spec *spec = codec->spec;
+       if (spec->capture_prepare)
+               spec->capture_prepare(codec);
        snd_hda_codec_setup_stream(codec, spec->adc_nids[substream->number],
                                   stream_tag, 0, format);
        return 0;
@@ -196,6 +215,8 @@ static int conexant_capture_pcm_cleanup(struct hda_pcm_stream *hinfo,
 {
        struct conexant_spec *spec = codec->spec;
        snd_hda_codec_cleanup_stream(codec, spec->adc_nids[substream->number]);
+       if (spec->capture_cleanup)
+               spec->capture_cleanup(codec);
        return 0;
 }
 
@@ -1570,6 +1591,21 @@ static int patch_cxt5047(struct hda_codec *codec)
 #endif 
        }
        spec->vmaster_nid = 0x13;
+
+       switch (codec->subsystem_id >> 16) {
+       case 0x103c:
+               /* HP laptops have really bad sound over 0 dB on NID 0x10.
+                * Fix max PCM level to 0 dB (originally it has 0x1e steps
+                * with 0 dB offset 0x17)
+                */
+               snd_hda_override_amp_caps(codec, 0x10, HDA_INPUT,
+                                         (0x17 << AC_AMPCAP_OFFSET_SHIFT) |
+                                         (0x17 << AC_AMPCAP_NUM_STEPS_SHIFT) |
+                                         (0x05 << AC_AMPCAP_STEP_SIZE_SHIFT) |
+                                         (1 << AC_AMPCAP_MUTE_SHIFT));
+               break;
+       }
+
        return 0;
 }
 
@@ -1585,6 +1621,11 @@ static void cxt5051_update_speaker(struct hda_codec *codec)
 {
        struct conexant_spec *spec = codec->spec;
        unsigned int pinctl;
+       /* headphone pin */
+       pinctl = (spec->hp_present && spec->cur_eapd) ? PIN_HP : 0;
+       snd_hda_codec_write(codec, 0x16, 0, AC_VERB_SET_PIN_WIDGET_CONTROL,
+                           pinctl);
+       /* speaker pin */
        pinctl = (!spec->hp_present && spec->cur_eapd) ? PIN_OUT : 0;
        snd_hda_codec_write(codec, 0x1a, 0, AC_VERB_SET_PIN_WIDGET_CONTROL,
                            pinctl);
@@ -1608,7 +1649,7 @@ static void cxt5051_portb_automic(struct hda_codec *codec)
        struct conexant_spec *spec = codec->spec;
        unsigned int present;
 
-       if (spec->no_auto_mic)
+       if (!(spec->auto_mic & AUTO_MIC_PORTB))
                return;
        present = snd_hda_jack_detect(codec, 0x17);
        snd_hda_codec_write(codec, 0x14, 0,
@@ -1623,7 +1664,7 @@ static void cxt5051_portc_automic(struct hda_codec *codec)
        unsigned int present;
        hda_nid_t new_adc;
 
-       if (spec->no_auto_mic)
+       if (!(spec->auto_mic & AUTO_MIC_PORTC))
                return;
        present = snd_hda_jack_detect(codec, 0x18);
        if (present)
@@ -1669,13 +1710,7 @@ static void cxt5051_hp_unsol_event(struct hda_codec *codec,
        conexant_report_jack(codec, nid);
 }
 
-static struct snd_kcontrol_new cxt5051_mixers[] = {
-       HDA_CODEC_VOLUME("Internal Mic Volume", 0x14, 0x00, HDA_INPUT),
-       HDA_CODEC_MUTE("Internal Mic Switch", 0x14, 0x00, HDA_INPUT),
-       HDA_CODEC_VOLUME("External Mic Volume", 0x14, 0x01, HDA_INPUT),
-       HDA_CODEC_MUTE("External Mic Switch", 0x14, 0x01, HDA_INPUT),
-       HDA_CODEC_VOLUME("Docking Mic Volume", 0x15, 0x00, HDA_INPUT),
-       HDA_CODEC_MUTE("Docking Mic Switch", 0x15, 0x00, HDA_INPUT),
+static struct snd_kcontrol_new cxt5051_playback_mixers[] = {
        HDA_CODEC_VOLUME("Master Playback Volume", 0x10, 0x00, HDA_OUTPUT),
        {
                .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
@@ -1685,7 +1720,16 @@ static struct snd_kcontrol_new cxt5051_mixers[] = {
                .put = cxt5051_hp_master_sw_put,
                .private_value = 0x1a,
        },
+       {}
+};
 
+static struct snd_kcontrol_new cxt5051_capture_mixers[] = {
+       HDA_CODEC_VOLUME("Internal Mic Volume", 0x14, 0x00, HDA_INPUT),
+       HDA_CODEC_MUTE("Internal Mic Switch", 0x14, 0x00, HDA_INPUT),
+       HDA_CODEC_VOLUME("External Mic Volume", 0x14, 0x01, HDA_INPUT),
+       HDA_CODEC_MUTE("External Mic Switch", 0x14, 0x01, HDA_INPUT),
+       HDA_CODEC_VOLUME("Docking Mic Volume", 0x15, 0x00, HDA_INPUT),
+       HDA_CODEC_MUTE("Docking Mic Switch", 0x15, 0x00, HDA_INPUT),
        {}
 };
 
@@ -1694,32 +1738,26 @@ static struct snd_kcontrol_new cxt5051_hp_mixers[] = {
        HDA_CODEC_MUTE("Internal Mic Switch", 0x14, 0x00, HDA_INPUT),
        HDA_CODEC_VOLUME("External Mic Volume", 0x15, 0x00, HDA_INPUT),
        HDA_CODEC_MUTE("External Mic Switch", 0x15, 0x00, HDA_INPUT),
-       HDA_CODEC_VOLUME("Master Playback Volume", 0x10, 0x00, HDA_OUTPUT),
-       {
-               .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
-               .name = "Master Playback Switch",
-               .info = cxt_eapd_info,
-               .get = cxt_eapd_get,
-               .put = cxt5051_hp_master_sw_put,
-               .private_value = 0x1a,
-       },
-
        {}
 };
 
 static struct snd_kcontrol_new cxt5051_hp_dv6736_mixers[] = {
-       HDA_CODEC_VOLUME("Mic Volume", 0x14, 0x00, HDA_INPUT),
-       HDA_CODEC_MUTE("Mic Switch", 0x14, 0x00, HDA_INPUT),
-       HDA_CODEC_VOLUME("Master Playback Volume", 0x10, 0x00, HDA_OUTPUT),
-       {
-               .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
-               .name = "Master Playback Switch",
-               .info = cxt_eapd_info,
-               .get = cxt_eapd_get,
-               .put = cxt5051_hp_master_sw_put,
-               .private_value = 0x1a,
-       },
+       HDA_CODEC_VOLUME("Capture Volume", 0x14, 0x00, HDA_INPUT),
+       HDA_CODEC_MUTE("Capture Switch", 0x14, 0x00, HDA_INPUT),
+       {}
+};
 
+static struct snd_kcontrol_new cxt5051_f700_mixers[] = {
+       HDA_CODEC_VOLUME("Capture Volume", 0x14, 0x01, HDA_INPUT),
+       HDA_CODEC_MUTE("Capture Switch", 0x14, 0x01, HDA_INPUT),
+       {}
+};
+
+static struct snd_kcontrol_new cxt5051_toshiba_mixers[] = {
+       HDA_CODEC_VOLUME("Internal Mic Volume", 0x14, 0x00, HDA_INPUT),
+       HDA_CODEC_MUTE("Internal Mic Switch", 0x14, 0x00, HDA_INPUT),
+       HDA_CODEC_VOLUME("External Mic Volume", 0x14, 0x01, HDA_INPUT),
+       HDA_CODEC_MUTE("External Mic Switch", 0x14, 0x01, HDA_INPUT),
        {}
 };
 
@@ -1748,8 +1786,6 @@ static struct hda_verb cxt5051_init_verbs[] = {
        /* EAPD */
        {0x1a, AC_VERB_SET_EAPD_BTLENABLE, 0x2}, /* default on */ 
        {0x16, AC_VERB_SET_UNSOLICITED_ENABLE, AC_USRSP_EN|CONEXANT_HP_EVENT},
-       {0x17, AC_VERB_SET_UNSOLICITED_ENABLE, AC_USRSP_EN|CXT5051_PORTB_EVENT},
-       {0x18, AC_VERB_SET_UNSOLICITED_ENABLE, AC_USRSP_EN|CXT5051_PORTC_EVENT},
        { } /* end */
 };
 
@@ -1775,7 +1811,6 @@ static struct hda_verb cxt5051_hp_dv6736_init_verbs[] = {
        /* EAPD */
        {0x1a, AC_VERB_SET_EAPD_BTLENABLE, 0x2}, /* default on */
        {0x16, AC_VERB_SET_UNSOLICITED_ENABLE, AC_USRSP_EN|CONEXANT_HP_EVENT},
-       {0x17, AC_VERB_SET_UNSOLICITED_ENABLE, AC_USRSP_EN|CXT5051_PORTB_EVENT},
        { } /* end */
 };
 
@@ -1807,17 +1842,60 @@ static struct hda_verb cxt5051_lenovo_x200_init_verbs[] = {
        /* EAPD */
        {0x1a, AC_VERB_SET_EAPD_BTLENABLE, 0x2}, /* default on */
        {0x16, AC_VERB_SET_UNSOLICITED_ENABLE, AC_USRSP_EN|CONEXANT_HP_EVENT},
-       {0x17, AC_VERB_SET_UNSOLICITED_ENABLE, AC_USRSP_EN|CXT5051_PORTB_EVENT},
-       {0x18, AC_VERB_SET_UNSOLICITED_ENABLE, AC_USRSP_EN|CXT5051_PORTC_EVENT},
        {0x19, AC_VERB_SET_UNSOLICITED_ENABLE, AC_USRSP_EN|CONEXANT_HP_EVENT},
        { } /* end */
 };
 
+static struct hda_verb cxt5051_f700_init_verbs[] = {
+       /* Line in, Mic */
+       {0x17, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_UNMUTE(0) | 0x03},
+       {0x17, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_VREF80},
+       {0x18, AC_VERB_SET_PIN_WIDGET_CONTROL, 0x0},
+       {0x1d, AC_VERB_SET_PIN_WIDGET_CONTROL, 0x0},
+       /* SPK  */
+       {0x1a, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT},
+       {0x1a, AC_VERB_SET_CONNECT_SEL, 0x00},
+       /* HP, Amp  */
+       {0x16, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_HP},
+       {0x16, AC_VERB_SET_CONNECT_SEL, 0x00},
+       /* DAC1 */
+       {0x10, AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_UNMUTE},
+       /* Record selector: Int mic */
+       {0x14, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_UNMUTE(1) | 0x44},
+       {0x14, AC_VERB_SET_CONNECT_SEL, 0x1},
+       /* SPDIF route: PCM */
+       {0x1c, AC_VERB_SET_CONNECT_SEL, 0x0},
+       /* EAPD */
+       {0x1a, AC_VERB_SET_EAPD_BTLENABLE, 0x2}, /* default on */
+       {0x16, AC_VERB_SET_UNSOLICITED_ENABLE, AC_USRSP_EN|CONEXANT_HP_EVENT},
+       { } /* end */
+};
+
+static void cxt5051_init_mic_port(struct hda_codec *codec, hda_nid_t nid,
+                                unsigned int event)
+{
+       snd_hda_codec_write(codec, nid, 0,
+                           AC_VERB_SET_UNSOLICITED_ENABLE,
+                           AC_USRSP_EN | event);
+#ifdef CONFIG_SND_HDA_INPUT_JACK
+       conexant_add_jack(codec, nid, SND_JACK_MICROPHONE);
+       conexant_report_jack(codec, nid);
+#endif
+}
+
 /* initialize jack-sensing, too */
 static int cxt5051_init(struct hda_codec *codec)
 {
+       struct conexant_spec *spec = codec->spec;
+
        conexant_init(codec);
        conexant_init_jacks(codec);
+
+       if (spec->auto_mic & AUTO_MIC_PORTB)
+               cxt5051_init_mic_port(codec, 0x17, CXT5051_PORTB_EVENT);
+       if (spec->auto_mic & AUTO_MIC_PORTC)
+               cxt5051_init_mic_port(codec, 0x18, CXT5051_PORTC_EVENT);
+
        if (codec->patch_ops.unsol_event) {
                cxt5051_hp_automute(codec);
                cxt5051_portb_automic(codec);
@@ -1832,6 +1910,8 @@ enum {
        CXT5051_HP,     /* no docking */
        CXT5051_HP_DV6736,      /* HP without mic switch */
        CXT5051_LENOVO_X200,    /* Lenovo X200 laptop */
+       CXT5051_F700,       /* HP Compaq Presario F700 */
+       CXT5051_TOSHIBA,        /* Toshiba M300 & co */
        CXT5051_MODELS
 };
 
@@ -1840,11 +1920,15 @@ static const char *cxt5051_models[CXT5051_MODELS] = {
        [CXT5051_HP]            = "hp",
        [CXT5051_HP_DV6736]     = "hp-dv6736",
        [CXT5051_LENOVO_X200]   = "lenovo-x200",
+       [CXT5051_F700]          = "hp-700",
+       [CXT5051_TOSHIBA]       = "toshiba",
 };
 
 static struct snd_pci_quirk cxt5051_cfg_tbl[] = {
        SND_PCI_QUIRK(0x103c, 0x30cf, "HP DV6736", CXT5051_HP_DV6736),
        SND_PCI_QUIRK(0x103c, 0x360b, "Compaq Presario CQ60", CXT5051_HP),
+       SND_PCI_QUIRK(0x103c, 0x30ea, "Compaq Presario F700", CXT5051_F700),
+       SND_PCI_QUIRK(0x1179, 0xff50, "Toshiba M30x", CXT5051_TOSHIBA),
        SND_PCI_QUIRK(0x14f1, 0x0101, "Conexant Reference board",
                      CXT5051_LAPTOP),
        SND_PCI_QUIRK(0x14f1, 0x5051, "HP Spartan 1.1", CXT5051_HP),
@@ -1872,8 +1956,9 @@ static int patch_cxt5051(struct hda_codec *codec)
        spec->multiout.dig_out_nid = CXT5051_SPDIF_OUT;
        spec->num_adc_nids = 1; /* not 2; via auto-mic switch */
        spec->adc_nids = cxt5051_adc_nids;
-       spec->num_mixers = 1;
-       spec->mixers[0] = cxt5051_mixers;
+       spec->num_mixers = 2;
+       spec->mixers[0] = cxt5051_capture_mixers;
+       spec->mixers[1] = cxt5051_playback_mixers;
        spec->num_init_verbs = 1;
        spec->init_verbs[0] = cxt5051_init_verbs;
        spec->spdif_route = 0;
@@ -1887,6 +1972,7 @@ static int patch_cxt5051(struct hda_codec *codec)
        board_config = snd_hda_check_board_config(codec, CXT5051_MODELS,
                                                  cxt5051_models,
                                                  cxt5051_cfg_tbl);
+       spec->auto_mic = AUTO_MIC_PORTB | AUTO_MIC_PORTC;
        switch (board_config) {
        case CXT5051_HP:
                spec->mixers[0] = cxt5051_hp_mixers;
@@ -1894,11 +1980,20 @@ static int patch_cxt5051(struct hda_codec *codec)
        case CXT5051_HP_DV6736:
                spec->init_verbs[0] = cxt5051_hp_dv6736_init_verbs;
                spec->mixers[0] = cxt5051_hp_dv6736_mixers;
-               spec->no_auto_mic = 1;
+               spec->auto_mic = 0;
                break;
        case CXT5051_LENOVO_X200:
                spec->init_verbs[0] = cxt5051_lenovo_x200_init_verbs;
                break;
+       case CXT5051_F700:
+               spec->init_verbs[0] = cxt5051_f700_init_verbs;
+               spec->mixers[0] = cxt5051_f700_mixers;
+               spec->auto_mic = 0;
+               break;
+       case CXT5051_TOSHIBA:
+               spec->mixers[0] = cxt5051_toshiba_mixers;
+               spec->auto_mic = AUTO_MIC_PORTB;
+               break;
        }
 
        return 0;
@@ -1966,33 +2061,117 @@ static int cxt5066_hp_master_sw_put(struct snd_kcontrol *kcontrol,
        return 1;
 }
 
+static const struct hda_input_mux cxt5066_olpc_dc_bias = {
+       .num_items = 3,
+       .items = {
+               { "Off", PIN_IN },
+               { "50%", PIN_VREF50 },
+               { "80%", PIN_VREF80 },
+       },
+};
+
+static int cxt5066_set_olpc_dc_bias(struct hda_codec *codec)
+{
+       struct conexant_spec *spec = codec->spec;
+       /* Even though port F is the DC input, the bias is controlled on port B.
+        * we also leave that port as an active input (but unselected) in DC mode
+        * just in case that is necessary to make the bias setting take effect. */
+       return snd_hda_codec_write_cache(codec, 0x1a, 0,
+               AC_VERB_SET_PIN_WIDGET_CONTROL,
+               cxt5066_olpc_dc_bias.items[spec->dc_input_bias].index);
+}
+
+/* OLPC defers mic widget control until when capture is started because the
+ * microphone LED comes on as soon as these settings are put in place. if we
+ * did this before recording, it would give the false indication that recording
+ * is happening when it is not. */
+static void cxt5066_olpc_select_mic(struct hda_codec *codec)
+{
+       struct conexant_spec *spec = codec->spec;
+       if (!spec->recording)
+               return;
+
+       if (spec->dc_enable) {
+               /* in DC mode we ignore presence detection and just use the jack
+                * through our special DC port */
+               const struct hda_verb enable_dc_mode[] = {
+                       /* disble internal mic, port C */
+                       {0x1b, AC_VERB_SET_PIN_WIDGET_CONTROL, 0},
+
+                       /* enable DC capture, port F */
+                       {0x1e, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_IN},
+                       {},
+               };
+
+               snd_hda_sequence_write(codec, enable_dc_mode);
+               /* port B input disabled (and bias set) through the following call */
+               cxt5066_set_olpc_dc_bias(codec);
+               return;
+       }
+
+       /* disable DC (port F) */
+       snd_hda_codec_write(codec, 0x1e, 0, AC_VERB_SET_PIN_WIDGET_CONTROL, 0);
+
+       /* external mic, port B */
+       snd_hda_codec_write(codec, 0x1a, 0, AC_VERB_SET_PIN_WIDGET_CONTROL,
+               spec->ext_mic_present ? CXT5066_OLPC_EXT_MIC_BIAS : 0);
+
+       /* internal mic, port C */
+       snd_hda_codec_write(codec, 0x1b, 0, AC_VERB_SET_PIN_WIDGET_CONTROL,
+               spec->ext_mic_present ? 0 : PIN_VREF80);
+}
+
 /* toggle input of built-in and mic jack appropriately */
-static void cxt5066_automic(struct hda_codec *codec)
+static void cxt5066_olpc_automic(struct hda_codec *codec)
 {
        struct conexant_spec *spec = codec->spec;
+       unsigned int present;
+
+       if (spec->dc_enable) /* don't do presence detection in DC mode */
+               return;
+
+       present = snd_hda_codec_read(codec, 0x1a, 0,
+                                    AC_VERB_GET_PIN_SENSE, 0) & 0x80000000;
+       if (present)
+               snd_printdd("CXT5066: external microphone detected\n");
+       else
+               snd_printdd("CXT5066: external microphone absent\n");
+
+       snd_hda_codec_write(codec, 0x17, 0, AC_VERB_SET_CONNECT_SEL,
+               present ? 0 : 1);
+       spec->ext_mic_present = !!present;
+
+       cxt5066_olpc_select_mic(codec);
+}
+
+/* toggle input of built-in digital mic and mic jack appropriately */
+static void cxt5066_vostro_automic(struct hda_codec *codec)
+{
+       unsigned int present;
+
        struct hda_verb ext_mic_present[] = {
                /* enable external mic, port B */
-               {0x1a, AC_VERB_SET_PIN_WIDGET_CONTROL, spec->ext_mic_bias},
+               {0x1a, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_VREF80},
 
                /* switch to external mic input */
                {0x17, AC_VERB_SET_CONNECT_SEL, 0},
+               {0x14, AC_VERB_SET_CONNECT_SEL, 0},
 
-               /* disable internal mic, port C */
-               {0x1b, AC_VERB_SET_PIN_WIDGET_CONTROL, 0},
+               /* disable internal digital mic */
+               {0x23, AC_VERB_SET_PIN_WIDGET_CONTROL, 0},
                {}
        };
        static struct hda_verb ext_mic_absent[] = {
                /* enable internal mic, port C */
-               {0x1b, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_VREF80},
+               {0x23, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_IN},
 
                /* switch to internal mic input */
-               {0x17, AC_VERB_SET_CONNECT_SEL, 1},
+               {0x14, AC_VERB_SET_CONNECT_SEL, 2},
 
                /* disable external mic, port B */
                {0x1a, AC_VERB_SET_PIN_WIDGET_CONTROL, 0},
                {}
        };
-       unsigned int present;
 
        present = snd_hda_jack_detect(codec, 0x1a);
        if (present) {
@@ -2005,36 +2184,24 @@ static void cxt5066_automic(struct hda_codec *codec)
 }
 
 /* toggle input of built-in digital mic and mic jack appropriately */
-static void cxt5066_vostro_automic(struct hda_codec *codec)
+static void cxt5066_ideapad_automic(struct hda_codec *codec)
 {
-       struct conexant_spec *spec = codec->spec;
        unsigned int present;
 
        struct hda_verb ext_mic_present[] = {
-               /* enable external mic, port B */
-               {0x1a, AC_VERB_SET_PIN_WIDGET_CONTROL, spec->ext_mic_bias},
-
-               /* switch to external mic input */
-               {0x17, AC_VERB_SET_CONNECT_SEL, 0},
                {0x14, AC_VERB_SET_CONNECT_SEL, 0},
-
-               /* disable internal digital mic */
+               {0x1b, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_VREF80},
                {0x23, AC_VERB_SET_PIN_WIDGET_CONTROL, 0},
                {}
        };
        static struct hda_verb ext_mic_absent[] = {
-               /* enable internal mic, port C */
-               {0x23, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_IN},
-
-               /* switch to internal mic input */
                {0x14, AC_VERB_SET_CONNECT_SEL, 2},
-
-               /* disable external mic, port B */
-               {0x1a, AC_VERB_SET_PIN_WIDGET_CONTROL, 0},
+               {0x23, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_IN},
+               {0x1b, AC_VERB_SET_PIN_WIDGET_CONTROL, 0},
                {}
        };
 
-       present = snd_hda_jack_detect(codec, 0x1a);
+       present = snd_hda_jack_detect(codec, 0x1b);
        if (present) {
                snd_printdd("CXT5066: external microphone detected\n");
                snd_hda_sequence_write(codec, ext_mic_present);
@@ -2063,15 +2230,18 @@ static void cxt5066_hp_automute(struct hda_codec *codec)
 }
 
 /* unsolicited event for jack sensing */
-static void cxt5066_unsol_event(struct hda_codec *codec, unsigned int res)
+static void cxt5066_olpc_unsol_event(struct hda_codec *codec, unsigned int res)
 {
+       struct conexant_spec *spec = codec->spec;
        snd_printdd("CXT5066: unsol event %x (%x)\n", res, res >> 26);
        switch (res >> 26) {
        case CONEXANT_HP_EVENT:
                cxt5066_hp_automute(codec);
                break;
        case CONEXANT_MIC_EVENT:
-               cxt5066_automic(codec);
+               /* ignore mic events in DC mode; we're always using the jack */
+               if (!spec->dc_enable)
+                       cxt5066_olpc_automic(codec);
                break;
        }
 }
@@ -2090,6 +2260,20 @@ static void cxt5066_vostro_event(struct hda_codec *codec, unsigned int res)
        }
 }
 
+/* unsolicited event for jack sensing */
+static void cxt5066_ideapad_event(struct hda_codec *codec, unsigned int res)
+{
+       snd_printdd("CXT5066_ideapad: unsol event %x (%x)\n", res, res >> 26);
+       switch (res >> 26) {
+       case CONEXANT_HP_EVENT:
+               cxt5066_hp_automute(codec);
+               break;
+       case CONEXANT_MIC_EVENT:
+               cxt5066_ideapad_automic(codec);
+               break;
+       }
+}
+
 static const struct hda_input_mux cxt5066_analog_mic_boost = {
        .num_items = 5,
        .items = {
@@ -2101,6 +2285,23 @@ static const struct hda_input_mux cxt5066_analog_mic_boost = {
        },
 };
 
+static void cxt5066_set_mic_boost(struct hda_codec *codec)
+{
+       struct conexant_spec *spec = codec->spec;
+       snd_hda_codec_write_cache(codec, 0x17, 0,
+               AC_VERB_SET_AMP_GAIN_MUTE,
+               AC_AMP_SET_RIGHT | AC_AMP_SET_LEFT | AC_AMP_SET_OUTPUT |
+                       cxt5066_analog_mic_boost.items[spec->mic_boost].index);
+       if (spec->ideapad) {
+               /* adjust the internal mic as well...it is not through 0x17 */
+               snd_hda_codec_write_cache(codec, 0x23, 0,
+                       AC_VERB_SET_AMP_GAIN_MUTE,
+                       AC_AMP_SET_RIGHT | AC_AMP_SET_LEFT | AC_AMP_SET_INPUT |
+                               cxt5066_analog_mic_boost.
+                                       items[spec->mic_boost].index);
+       }
+}
+
 static int cxt5066_mic_boost_mux_enum_info(struct snd_kcontrol *kcontrol,
                                           struct snd_ctl_elem_info *uinfo)
 {
@@ -2111,15 +2312,8 @@ static int cxt5066_mic_boost_mux_enum_get(struct snd_kcontrol *kcontrol,
                                          struct snd_ctl_elem_value *ucontrol)
 {
        struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
-       int val;
-       hda_nid_t nid = kcontrol->private_value & 0xff;
-       int inout = (kcontrol->private_value & 0x100) ?
-               AC_AMP_GET_INPUT : AC_AMP_GET_OUTPUT;
-
-       val = snd_hda_codec_read(codec, nid, 0,
-               AC_VERB_GET_AMP_GAIN_MUTE, inout);
-
-       ucontrol->value.enumerated.item[0] = val & AC_AMP_GAIN;
+       struct conexant_spec *spec = codec->spec;
+       ucontrol->value.enumerated.item[0] = spec->mic_boost;
        return 0;
 }
 
@@ -2127,26 +2321,132 @@ static int cxt5066_mic_boost_mux_enum_put(struct snd_kcontrol *kcontrol,
                                          struct snd_ctl_elem_value *ucontrol)
 {
        struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
+       struct conexant_spec *spec = codec->spec;
        const struct hda_input_mux *imux = &cxt5066_analog_mic_boost;
        unsigned int idx;
-       hda_nid_t nid = kcontrol->private_value & 0xff;
-       int inout = (kcontrol->private_value & 0x100) ?
-               AC_AMP_SET_INPUT : AC_AMP_SET_OUTPUT;
+       idx = ucontrol->value.enumerated.item[0];
+       if (idx >= imux->num_items)
+               idx = imux->num_items - 1;
+
+       spec->mic_boost = idx;
+       if (!spec->dc_enable)
+               cxt5066_set_mic_boost(codec);
+       return 1;
+}
+
+static void cxt5066_enable_dc(struct hda_codec *codec)
+{
+       const struct hda_verb enable_dc_mode[] = {
+               /* disable gain */
+               {0x17, AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_UNMUTE},
+
+               /* switch to DC input */
+               {0x17, AC_VERB_SET_CONNECT_SEL, 3},
+               {}
+       };
+
+       /* configure as input source */
+       snd_hda_sequence_write(codec, enable_dc_mode);
+       cxt5066_olpc_select_mic(codec); /* also sets configured bias */
+}
+
+static void cxt5066_disable_dc(struct hda_codec *codec)
+{
+       /* reconfigure input source */
+       cxt5066_set_mic_boost(codec);
+       /* automic also selects the right mic if we're recording */
+       cxt5066_olpc_automic(codec);
+}
+
+static int cxt5066_olpc_dc_get(struct snd_kcontrol *kcontrol,
+                            struct snd_ctl_elem_value *ucontrol)
+{
+       struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
+       struct conexant_spec *spec = codec->spec;
+       ucontrol->value.integer.value[0] = spec->dc_enable;
+       return 0;
+}
 
-       if (!imux->num_items)
+static int cxt5066_olpc_dc_put(struct snd_kcontrol *kcontrol,
+                            struct snd_ctl_elem_value *ucontrol)
+{
+       struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
+       struct conexant_spec *spec = codec->spec;
+       int dc_enable = !!ucontrol->value.integer.value[0];
+
+       if (dc_enable == spec->dc_enable)
                return 0;
+
+       spec->dc_enable = dc_enable;
+       if (dc_enable)
+               cxt5066_enable_dc(codec);
+       else
+               cxt5066_disable_dc(codec);
+
+       return 1;
+}
+
+static int cxt5066_olpc_dc_bias_enum_info(struct snd_kcontrol *kcontrol,
+                                          struct snd_ctl_elem_info *uinfo)
+{
+       return snd_hda_input_mux_info(&cxt5066_olpc_dc_bias, uinfo);
+}
+
+static int cxt5066_olpc_dc_bias_enum_get(struct snd_kcontrol *kcontrol,
+                                         struct snd_ctl_elem_value *ucontrol)
+{
+       struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
+       struct conexant_spec *spec = codec->spec;
+       ucontrol->value.enumerated.item[0] = spec->dc_input_bias;
+       return 0;
+}
+
+static int cxt5066_olpc_dc_bias_enum_put(struct snd_kcontrol *kcontrol,
+                                         struct snd_ctl_elem_value *ucontrol)
+{
+       struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
+       struct conexant_spec *spec = codec->spec;
+       const struct hda_input_mux *imux = &cxt5066_analog_mic_boost;
+       unsigned int idx;
+
        idx = ucontrol->value.enumerated.item[0];
        if (idx >= imux->num_items)
                idx = imux->num_items - 1;
 
-       snd_hda_codec_write_cache(codec, nid, 0,
-               AC_VERB_SET_AMP_GAIN_MUTE,
-               AC_AMP_SET_RIGHT | AC_AMP_SET_LEFT | inout |
-                       imux->items[idx].index);
-
+       spec->dc_input_bias = idx;
+       if (spec->dc_enable)
+               cxt5066_set_olpc_dc_bias(codec);
        return 1;
 }
 
+static void cxt5066_olpc_capture_prepare(struct hda_codec *codec)
+{
+       struct conexant_spec *spec = codec->spec;
+       /* mark as recording and configure the microphone widget so that the
+        * recording LED comes on. */
+       spec->recording = 1;
+       cxt5066_olpc_select_mic(codec);
+}
+
+static void cxt5066_olpc_capture_cleanup(struct hda_codec *codec)
+{
+       struct conexant_spec *spec = codec->spec;
+       const struct hda_verb disable_mics[] = {
+               /* disable external mic, port B */
+               {0x1a, AC_VERB_SET_PIN_WIDGET_CONTROL, 0},
+
+               /* disble internal mic, port C */
+               {0x1b, AC_VERB_SET_PIN_WIDGET_CONTROL, 0},
+
+               /* disable DC capture, port F */
+               {0x1e, AC_VERB_SET_PIN_WIDGET_CONTROL, 0},
+               {},
+       };
+
+       snd_hda_sequence_write(codec, disable_mics);
+       spec->recording = 0;
+}
+
 static struct hda_input_mux cxt5066_capture_source = {
        .num_items = 4,
        .items = {
@@ -2187,6 +2487,7 @@ static struct snd_kcontrol_new cxt5066_mixer_master_olpc[] = {
                .access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
                                  SNDRV_CTL_ELEM_ACCESS_TLV_READ |
                                  SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK,
+               .subdevice = HDA_SUBDEV_AMP_FLAG,
                .info = snd_hda_mixer_amp_volume_info,
                .get = snd_hda_mixer_amp_volume_get,
                .put = snd_hda_mixer_amp_volume_put,
@@ -2198,6 +2499,24 @@ static struct snd_kcontrol_new cxt5066_mixer_master_olpc[] = {
        {}
 };
 
+static struct snd_kcontrol_new cxt5066_mixer_olpc_dc[] = {
+       {
+               .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+               .name = "DC Mode Enable Switch",
+               .info = snd_ctl_boolean_mono_info,
+               .get = cxt5066_olpc_dc_get,
+               .put = cxt5066_olpc_dc_put,
+       },
+       {
+               .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+               .name = "DC Input Bias Enum",
+               .info = cxt5066_olpc_dc_bias_enum_info,
+               .get = cxt5066_olpc_dc_bias_enum_get,
+               .put = cxt5066_olpc_dc_bias_enum_put,
+       },
+       {}
+};
+
 static struct snd_kcontrol_new cxt5066_mixers[] = {
        {
                .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
@@ -2210,11 +2529,10 @@ static struct snd_kcontrol_new cxt5066_mixers[] = {
 
        {
                .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
-               .name = "Ext Mic Boost Capture Enum",
+               .name = "Analog Mic Boost Capture Enum",
                .info = cxt5066_mic_boost_mux_enum_info,
                .get = cxt5066_mic_boost_mux_enum_get,
                .put = cxt5066_mic_boost_mux_enum_put,
-               .private_value = 0x17,
        },
 
        HDA_BIND_VOL("Capture Volume", &cxt5066_bind_capture_vol_others),
@@ -2296,10 +2614,10 @@ static struct hda_verb cxt5066_init_verbs_olpc[] = {
        {0x19, AC_VERB_SET_CONNECT_SEL, 0x00}, /* DAC1 */
 
        /* Port B: external microphone */
-       {0x1a, AC_VERB_SET_PIN_WIDGET_CONTROL, CXT5066_OLPC_EXT_MIC_BIAS},
+       {0x1a, AC_VERB_SET_PIN_WIDGET_CONTROL, 0},
 
        /* Port C: internal microphone */
-       {0x1b, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_VREF80},
+       {0x1b, AC_VERB_SET_PIN_WIDGET_CONTROL, 0},
 
        /* Port D: unused */
        {0x1c, AC_VERB_SET_PIN_WIDGET_CONTROL, 0},
@@ -2308,7 +2626,7 @@ static struct hda_verb cxt5066_init_verbs_olpc[] = {
        {0x1d, AC_VERB_SET_PIN_WIDGET_CONTROL, 0},
        {0x1d, AC_VERB_SET_EAPD_BTLENABLE, 0x2}, /* default on */
 
-       /* Port F: unused */
+       /* Port F: external DC input through microphone port */
        {0x1e, AC_VERB_SET_PIN_WIDGET_CONTROL, 0},
 
        /* Port G: internal speakers */
@@ -2412,6 +2730,56 @@ static struct hda_verb cxt5066_init_verbs_vostro[] = {
        { } /* end */
 };
 
+static struct hda_verb cxt5066_init_verbs_ideapad[] = {
+       {0x1a, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_VREF80}, /* Port B */
+       {0x1b, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_VREF80}, /* Port C */
+       {0x1e, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_IN}, /* Port F */
+       {0x1d, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_IN}, /* Port E */
+
+       /* Speakers  */
+       {0x1f, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT},
+       {0x1f, AC_VERB_SET_CONNECT_SEL, 0x00}, /* DAC1 */
+
+       /* HP, Amp  */
+       {0x19, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_HP},
+       {0x19, AC_VERB_SET_CONNECT_SEL, 0x00}, /* DAC1 */
+
+       {0x1c, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_HP},
+       {0x1c, AC_VERB_SET_CONNECT_SEL, 0x00}, /* DAC1 */
+
+       /* DAC1 */
+       {0x10, AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_UNMUTE},
+
+       /* Node 14 connections: 0x17 0x18 0x23 0x24 0x27 */
+       {0x14, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_UNMUTE(0) | 0x50},
+       {0x14, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_MUTE(1)},
+       {0x14, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_UNMUTE(2) | 0x50},
+       {0x14, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_MUTE(3)},
+       {0x14, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_MUTE(4)},
+       {0x14, AC_VERB_SET_CONNECT_SEL, 2},     /* default to internal mic */
+
+       /* Audio input selector */
+       {0x17, AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_UNMUTE | 0x2},
+       {0x17, AC_VERB_SET_CONNECT_SEL, 1},     /* route ext mic */
+
+       /* SPDIF route: PCM */
+       {0x20, AC_VERB_SET_CONNECT_SEL, 0x0},
+       {0x22, AC_VERB_SET_CONNECT_SEL, 0x0},
+
+       {0x20, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT},
+       {0x22, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT},
+
+       /* internal microphone */
+       {0x23, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_IN}, /* enable int mic */
+
+       /* EAPD */
+       {0x1d, AC_VERB_SET_EAPD_BTLENABLE, 0x2}, /* default on */
+
+       {0x19, AC_VERB_SET_UNSOLICITED_ENABLE, AC_USRSP_EN | CONEXANT_HP_EVENT},
+       {0x1b, AC_VERB_SET_UNSOLICITED_ENABLE, AC_USRSP_EN | CONEXANT_MIC_EVENT},
+       { } /* end */
+};
+
 static struct hda_verb cxt5066_init_verbs_portd_lo[] = {
        {0x1c, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT},
        { } /* end */
@@ -2428,8 +2796,24 @@ static int cxt5066_init(struct hda_codec *codec)
                cxt5066_hp_automute(codec);
                if (spec->dell_vostro)
                        cxt5066_vostro_automic(codec);
-               else
-                       cxt5066_automic(codec);
+               else if (spec->ideapad)
+                       cxt5066_ideapad_automic(codec);
+       }
+       cxt5066_set_mic_boost(codec);
+       return 0;
+}
+
+static int cxt5066_olpc_init(struct hda_codec *codec)
+{
+       struct conexant_spec *spec = codec->spec;
+       snd_printdd("CXT5066: init\n");
+       conexant_init(codec);
+       cxt5066_hp_automute(codec);
+       if (!spec->dc_enable) {
+               cxt5066_set_mic_boost(codec);
+               cxt5066_olpc_automic(codec);
+       } else {
+               cxt5066_enable_dc(codec);
        }
        return 0;
 }
@@ -2439,6 +2823,7 @@ enum {
        CXT5066_DELL_LAPTOP,    /* Dell Laptop */
        CXT5066_OLPC_XO_1_5,    /* OLPC XO 1.5 */
        CXT5066_DELL_VOSTO,     /* Dell Vostro 1015i */
+       CXT5066_IDEAPAD,        /* Lenovo IdeaPad U150 */
        CXT5066_MODELS
 };
 
@@ -2446,7 +2831,8 @@ static const char *cxt5066_models[CXT5066_MODELS] = {
        [CXT5066_LAPTOP]                = "laptop",
        [CXT5066_DELL_LAPTOP]   = "dell-laptop",
        [CXT5066_OLPC_XO_1_5]   = "olpc-xo-1_5",
-       [CXT5066_DELL_VOSTO]    = "dell-vostro"
+       [CXT5066_DELL_VOSTO]    = "dell-vostro",
+       [CXT5066_IDEAPAD]       = "ideapad",
 };
 
 static struct snd_pci_quirk cxt5066_cfg_tbl[] = {
@@ -2456,6 +2842,7 @@ static struct snd_pci_quirk cxt5066_cfg_tbl[] = {
                      CXT5066_DELL_LAPTOP),
        SND_PCI_QUIRK(0x152d, 0x0833, "OLPC XO-1.5", CXT5066_OLPC_XO_1_5),
        SND_PCI_QUIRK(0x1028, 0x0402, "Dell Vostro", CXT5066_DELL_VOSTO),
+       SND_PCI_QUIRK(0x17aa, 0x3a0d, "ideapad", CXT5066_IDEAPAD),
        {}
 };
 
@@ -2470,7 +2857,7 @@ static int patch_cxt5066(struct hda_codec *codec)
        codec->spec = spec;
 
        codec->patch_ops = conexant_patch_ops;
-       codec->patch_ops.init = cxt5066_init;
+       codec->patch_ops.init = conexant_init;
 
        spec->dell_automute = 0;
        spec->multiout.max_channels = 2;
@@ -2483,7 +2870,6 @@ static int patch_cxt5066(struct hda_codec *codec)
        spec->input_mux = &cxt5066_capture_source;
 
        spec->port_d_mode = PIN_HP;
-       spec->ext_mic_bias = PIN_VREF80;
 
        spec->num_init_verbs = 1;
        spec->init_verbs[0] = cxt5066_init_verbs;
@@ -2510,20 +2896,28 @@ static int patch_cxt5066(struct hda_codec *codec)
                spec->dell_automute = 1;
                break;
        case CXT5066_OLPC_XO_1_5:
-               codec->patch_ops.unsol_event = cxt5066_unsol_event;
+               codec->patch_ops.init = cxt5066_olpc_init;
+               codec->patch_ops.unsol_event = cxt5066_olpc_unsol_event;
                spec->init_verbs[0] = cxt5066_init_verbs_olpc;
                spec->mixers[spec->num_mixers++] = cxt5066_mixer_master_olpc;
+               spec->mixers[spec->num_mixers++] = cxt5066_mixer_olpc_dc;
                spec->mixers[spec->num_mixers++] = cxt5066_mixers;
                spec->port_d_mode = 0;
-               spec->ext_mic_bias = CXT5066_OLPC_EXT_MIC_BIAS;
+               spec->mic_boost = 3; /* default 30dB gain */
 
                /* no S/PDIF out */
                spec->multiout.dig_out_nid = 0;
 
                /* input source automatically selected */
                spec->input_mux = NULL;
+
+               /* our capture hooks which allow us to turn on the microphone LED
+                * at the right time */
+               spec->capture_prepare = cxt5066_olpc_capture_prepare;
+               spec->capture_cleanup = cxt5066_olpc_capture_cleanup;
                break;
        case CXT5066_DELL_VOSTO:
+               codec->patch_ops.init = cxt5066_init;
                codec->patch_ops.unsol_event = cxt5066_vostro_event;
                spec->init_verbs[0] = cxt5066_init_verbs_vostro;
                spec->mixers[spec->num_mixers++] = cxt5066_mixer_master_olpc;
@@ -2531,6 +2925,7 @@ static int patch_cxt5066(struct hda_codec *codec)
                spec->mixers[spec->num_mixers++] = cxt5066_vostro_mixers;
                spec->port_d_mode = 0;
                spec->dell_vostro = 1;
+               spec->mic_boost = 3; /* default 30dB gain */
                snd_hda_attach_beep_device(codec, 0x13);
 
                /* no S/PDIF out */
@@ -2539,6 +2934,22 @@ static int patch_cxt5066(struct hda_codec *codec)
                /* input source automatically selected */
                spec->input_mux = NULL;
                break;
+       case CXT5066_IDEAPAD:
+               codec->patch_ops.init = cxt5066_init;
+               codec->patch_ops.unsol_event = cxt5066_ideapad_event;
+               spec->mixers[spec->num_mixers++] = cxt5066_mixer_master;
+               spec->mixers[spec->num_mixers++] = cxt5066_mixers;
+               spec->init_verbs[0] = cxt5066_init_verbs_ideapad;
+               spec->port_d_mode = 0;
+               spec->ideapad = 1;
+               spec->mic_boost = 2;    /* default 20dB gain */
+
+               /* no S/PDIF out */
+               spec->multiout.dig_out_nid = 0;
+
+               /* input source automatically selected */
+               spec->input_mux = NULL;
+               break;
        }
 
        return 0;