1 files changed, 712 insertions, 42 deletions

diff --git a/sound/pci/hda/patch_cirrus.c b/sound/pci/hda/patch_cirrus.c
index 26a1521045b..47d6ffc9b5b 100644
--- a/sound/pci/hda/patch_cirrus.c
+++ b/sound/pci/hda/patch_cirrus.c
@@ -25,6 +25,7 @@
 #include <sound/core.h>
 #include "hda_codec.h"
 #include "hda_local.h"
+#include <sound/tlv.h>
 
 /*
  */
@@ -61,9 +62,15 @@ struct cs_spec {
 
         unsigned int hp_detect:1;
         unsigned int mic_detect:1;
+        /* CS421x */
+        unsigned int spdif_detect:1;
+        unsigned int sense_b:1;
+        hda_nid_t vendor_nid;
+        struct hda_input_mux input_mux;
+        unsigned int last_input;
 };
 
-/* available models */
+/* available models with CS420x */
 enum {
         CS420X_MBP53,
         CS420X_MBP55,
@@ -72,6 +79,12 @@ enum {
         CS420X_MODELS
 };
 
+/* CS421x boards */
+enum {
+        CS421X_CDB4210,
+        CS421X_MODELS
+};
+
 /* Vendor-specific processing widget */
 #define CS420X_VENDOR_NID       0x11
 #define CS_DIG_OUT1_PIN_NID     0x10
@@ -111,21 +124,42 @@ enum {
 /* 0x0009 - 0x0014 -> 12 test regs */
 /* 0x0015 - visibility reg */
 
+/*
+ * Cirrus Logic CS4210
+ *
+ * 1 DAC => HP(sense) / Speakers,
+ * 1 ADC <= LineIn(sense) / MicIn / DMicIn,
+ * 1 SPDIF OUT => SPDIF Trasmitter(sense)
+*/
+#define CS4210_DAC_NID          0x02
+#define CS4210_ADC_NID          0x03
+#define CS421X_VENDOR_NID       0x0B
+#define CS421X_DMIC_PIN_NID     0x09 /* Port E */
+#define CS421X_SPDIF_PIN_NID    0x0A /* Port H */
+
+#define CS421X_IDX_DEV_CFG      0x01
+#define CS421X_IDX_ADC_CFG      0x02
+#define CS421X_IDX_DAC_CFG      0x03
+#define CS421X_IDX_SPK_CTL      0x04
+
+#define SPDIF_EVENT             0x04
 
 static inline int cs_vendor_coef_get(struct hda_codec *codec, unsigned int idx)
 {
-        snd_hda_codec_write(codec, CS420X_VENDOR_NID, 0,
+        struct cs_spec *spec = codec->spec;
+        snd_hda_codec_write(codec, spec->vendor_nid, 0,
                             AC_VERB_SET_COEF_INDEX, idx);
-        return snd_hda_codec_read(codec, CS420X_VENDOR_NID, 0,
+        return snd_hda_codec_read(codec, spec->vendor_nid, 0,
                                   AC_VERB_GET_PROC_COEF, 0);
 }
 
 static inline void cs_vendor_coef_set(struct hda_codec *codec, unsigned int idx,
                                       unsigned int coef)
 {
-        snd_hda_codec_write(codec, CS420X_VENDOR_NID, 0,
+        struct cs_spec *spec = codec->spec;
+        snd_hda_codec_write(codec, spec->vendor_nid, 0,
                             AC_VERB_SET_COEF_INDEX, idx);
-        snd_hda_codec_write(codec, CS420X_VENDOR_NID, 0,
+        snd_hda_codec_write(codec, spec->vendor_nid, 0,
                             AC_VERB_SET_PROC_COEF, coef);
 }
 
@@ -346,22 +380,13 @@ static hda_nid_t get_adc(struct hda_codec *codec, hda_nid_t pin,
 
         nid = codec->start_nid;
         for (i = 0; i < codec->num_nodes; i++, nid++) {
-                hda_nid_t pins[2];
                 unsigned int type;
-                int j, nums;
                 type = get_wcaps_type(get_wcaps(codec, nid));
                 if (type != AC_WID_AUD_IN)
                         continue;
-                nums = snd_hda_get_connections(codec, nid, pins,
-                                               ARRAY_SIZE(pins));
-                if (nums <= 0)
-                        continue;
-                for (j = 0; j < nums; j++) {
-                        if (pins[j] == pin) {
-                                *idxp = j;
-                                return nid;
-                        }
-                }
+                *idxp = snd_hda_get_conn_index(codec, nid, pin, false);
+                if (*idxp >= 0)
+                        return nid;
         }
         return 0;
 }
@@ -821,7 +846,8 @@ static int build_digital_output(struct hda_codec *codec)
         if (!spec->multiout.dig_out_nid)
                 return 0;
 
-        err = snd_hda_create_spdif_out_ctls(codec, spec->multiout.dig_out_nid);
+        err = snd_hda_create_spdif_out_ctls(codec, spec->multiout.dig_out_nid,
+                                            spec->multiout.dig_out_nid);
         if (err < 0)
                 return err;
         err = snd_hda_create_spdif_share_sw(codec, &spec->multiout);
@@ -840,6 +866,8 @@ static int build_digital_input(struct hda_codec *codec)
 
 /*
  * auto-mute and auto-mic switching
+ * CS421x auto-output redirecting
+ * HP/SPK/SPDIF
  */
 
 static void cs_automute(struct hda_codec *codec)
@@ -847,9 +875,25 @@ static void cs_automute(struct hda_codec *codec)
         struct cs_spec *spec = codec->spec;
         struct auto_pin_cfg *cfg = &spec->autocfg;
         unsigned int hp_present;
+        unsigned int spdif_present;
         hda_nid_t nid;
         int i;
 
+        spdif_present = 0;
+        if (cfg->dig_outs) {
+                nid = cfg->dig_out_pins[0];
+                if (is_jack_detectable(codec, nid)) {
+                        /*
+                        TODO: SPDIF output redirect when SENSE_B is enabled.
+                        Shared (SENSE_A) jack (e.g HP/mini-TOSLINK)
+                        assumed.
+                        */
+                        if (snd_hda_jack_detect(codec, nid)
+                                /* && spec->sense_b */)
+                                spdif_present = 1;
+                }
+        }
+
         hp_present = 0;
         for (i = 0; i < cfg->hp_outs; i++) {
                 nid = cfg->hp_pins[i];
@@ -859,11 +903,19 @@ static void cs_automute(struct hda_codec *codec)
                 if (hp_present)
                         break;
         }
+
+        /* mute speakers if spdif or hp jack is plugged in */
         for (i = 0; i < cfg->speaker_outs; i++) {
                 nid = cfg->speaker_pins[i];
                 snd_hda_codec_write(codec, nid, 0,
                                     AC_VERB_SET_PIN_WIDGET_CONTROL,
                                     hp_present ? 0 : PIN_OUT);
+                /* detect on spdif is specific to CS421x */
+                if (spec->vendor_nid == CS421X_VENDOR_NID) {
+                        snd_hda_codec_write(codec, nid, 0,
+                                        AC_VERB_SET_PIN_WIDGET_CONTROL,
+                                        spdif_present ? 0 : PIN_OUT);
+                }
         }
         if (spec->board_config == CS420X_MBP53 ||
             spec->board_config == CS420X_MBP55 ||
@@ -872,21 +924,62 @@ static void cs_automute(struct hda_codec *codec)
                 snd_hda_codec_write(codec, 0x01, 0,
                                     AC_VERB_SET_GPIO_DATA, gpio);
         }
+
+        /* specific to CS421x */
+        if (spec->vendor_nid == CS421X_VENDOR_NID) {
+                /* mute HPs if spdif jack (SENSE_B) is present */
+                for (i = 0; i < cfg->hp_outs; i++) {
+                        nid = cfg->hp_pins[i];
+                        snd_hda_codec_write(codec, nid, 0,
+                                AC_VERB_SET_PIN_WIDGET_CONTROL,
+                                (spdif_present && spec->sense_b) ? 0 : PIN_HP);
+                }
+
+                /* SPDIF TX on/off */
+                if (cfg->dig_outs) {
+                        nid = cfg->dig_out_pins[0];
+                        snd_hda_codec_write(codec, nid, 0,
+                                AC_VERB_SET_PIN_WIDGET_CONTROL,
+                                spdif_present ? PIN_OUT : 0);
+
+                }
+                /* Update board GPIOs if neccessary ... */
+        }
 }
 
+/*
+ * Auto-input redirect for CS421x
+ * Switch max 3 inputs of a single ADC (nid 3)
+*/
+
 static void cs_automic(struct hda_codec *codec)
 {
         struct cs_spec *spec = codec->spec;
         struct auto_pin_cfg *cfg = &spec->autocfg;
         hda_nid_t nid;
         unsigned int present;
-        
+
         nid = cfg->inputs[spec->automic_idx].pin;
         present = snd_hda_jack_detect(codec, nid);
-        if (present)
-                change_cur_input(codec, spec->automic_idx, 0);
-        else
-                change_cur_input(codec, !spec->automic_idx, 0);
+
+        /* specific to CS421x, single ADC */
+        if (spec->vendor_nid == CS421X_VENDOR_NID) {
+                if (present) {
+                        spec->last_input = spec->cur_input;
+                        spec->cur_input = spec->automic_idx;
+                } else  {
+                        spec->cur_input = spec->last_input;
+                }
+
+                snd_hda_codec_write_cache(codec, spec->cur_adc, 0,
+                                        AC_VERB_SET_CONNECT_SEL,
+                                        spec->adc_idx[spec->cur_input]);
+        } else {
+                if (present)
+                        change_cur_input(codec, spec->automic_idx, 0);
+                else
+                        change_cur_input(codec, !spec->automic_idx, 0);
+        }
 }
 
 /*
@@ -916,23 +1009,28 @@ static void init_output(struct hda_codec *codec)
         for (i = 0; i < cfg->line_outs; i++)
                 snd_hda_codec_write(codec, cfg->line_out_pins[i], 0,
                                     AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT);
+        /* HP */
         for (i = 0; i < cfg->hp_outs; i++) {
                 hda_nid_t nid = cfg->hp_pins[i];
                 snd_hda_codec_write(codec, nid, 0,
                                     AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_HP);
                 if (!cfg->speaker_outs)
                         continue;
-                if (is_jack_detectable(codec, nid)) {
+                if (get_wcaps(codec, nid) & AC_WCAP_UNSOL_CAP) {
                         snd_hda_codec_write(codec, nid, 0,
                                             AC_VERB_SET_UNSOLICITED_ENABLE,
                                             AC_USRSP_EN | HP_EVENT);
                         spec->hp_detect = 1;
                 }
         }
+
+        /* Speaker */
         for (i = 0; i < cfg->speaker_outs; i++)
                 snd_hda_codec_write(codec, cfg->speaker_pins[i], 0,
                                     AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT);
-        if (spec->hp_detect)
+
+        /* SPDIF is enabled on presence detect for CS421x */
+        if (spec->hp_detect || spec->spdif_detect)
                 cs_automute(codec);
 }
 
@@ -966,19 +1064,31 @@ static void init_input(struct hda_codec *codec)
                                             AC_VERB_SET_UNSOLICITED_ENABLE,
                                             AC_USRSP_EN | MIC_EVENT);
         }
-        change_cur_input(codec, spec->cur_input, 1);
-        if (spec->mic_detect)
-                cs_automic(codec);
-
-        coef = 0x000a; /* ADC1/2 - Digital and Analog Soft Ramp */
-        if (is_active_pin(codec, CS_DMIC2_PIN_NID))
-                coef |= 0x0500; /* DMIC2 enable 2 channels, disable GPIO1 */
-        if (is_active_pin(codec, CS_DMIC1_PIN_NID))
-                coef |= 0x1800; /* DMIC1 enable 2 channels, disable GPIO0 
-                                 * No effect if SPDIF_OUT2 is selected in 
-                                 * IDX_SPDIF_CTL.
-                                  */
-        cs_vendor_coef_set(codec, IDX_ADC_CFG, coef);
+        /* specific to CS421x */
+        if (spec->vendor_nid == CS421X_VENDOR_NID) {
+                if (spec->mic_detect)
+                        cs_automic(codec);
+                else  {
+                        spec->cur_adc = spec->adc_nid[spec->cur_input];
+                        snd_hda_codec_write(codec, spec->cur_adc, 0,
+                                        AC_VERB_SET_CONNECT_SEL,
+                                        spec->adc_idx[spec->cur_input]);
+                }
+        } else {
+                change_cur_input(codec, spec->cur_input, 1);
+                if (spec->mic_detect)
+                        cs_automic(codec);
+
+                coef = 0x000a; /* ADC1/2 - Digital and Analog Soft Ramp */
+                if (is_active_pin(codec, CS_DMIC2_PIN_NID))
+                        coef |= 0x0500; /* DMIC2 2 chan on, GPIO1 off */
+                if (is_active_pin(codec, CS_DMIC1_PIN_NID))
+                        coef |= 0x1800; /* DMIC1 2 chan on, GPIO0 off
+                                         * No effect if SPDIF_OUT2 is
+                                         * selected in IDX_SPDIF_CTL.
+                                        */
+                cs_vendor_coef_set(codec, IDX_ADC_CFG, coef);
+        }
 }
 
 static const struct hda_verb cs_coef_init_verbs[] = {
@@ -1226,16 +1336,16 @@ static const struct cs_pincfg *cs_pincfgs[CS420X_MODELS] = {
         [CS420X_IMAC27] = imac27_pincfgs,
 };
 
-static void fix_pincfg(struct hda_codec *codec, int model)
+static void fix_pincfg(struct hda_codec *codec, int model,
+                       const struct cs_pincfg **pin_configs)
 {
-        const struct cs_pincfg *cfg = cs_pincfgs[model];
+        const struct cs_pincfg *cfg = pin_configs[model];
         if (!cfg)
                 return;
         for (; cfg->nid; cfg++)
                 snd_hda_codec_set_pincfg(codec, cfg->nid, cfg->val);
 }
 
-
 static int patch_cs420x(struct hda_codec *codec)
 {
         struct cs_spec *spec;
@@ -1246,11 +1356,13 @@ static int patch_cs420x(struct hda_codec *codec)
                 return -ENOMEM;
         codec->spec = spec;
 
+        spec->vendor_nid = CS420X_VENDOR_NID;
+
         spec->board_config =
                 snd_hda_check_board_config(codec, CS420X_MODELS,
                                            cs420x_models, cs420x_cfg_tbl);
         if (spec->board_config >= 0)
-                fix_pincfg(codec, spec->board_config);
+                fix_pincfg(codec, spec->board_config, cs_pincfgs);
 
         switch (spec->board_config) {
         case CS420X_IMAC27:
@@ -1277,6 +1389,562 @@ static int patch_cs420x(struct hda_codec *codec)
         return err;
 }
 
+/*
+ * Cirrus Logic CS4210
+ *
+ * 1 DAC => HP(sense) / Speakers,
+ * 1 ADC <= LineIn(sense) / MicIn / DMicIn,
+ * 1 SPDIF OUT => SPDIF Trasmitter(sense)
+*/
+
+/* CS4210 board names */
+static const char *cs421x_models[CS421X_MODELS] = {
+        [CS421X_CDB4210] = "cdb4210",
+};
+
+static const struct snd_pci_quirk cs421x_cfg_tbl[] = {
+        /* Test Intel board + CDB2410  */
+        SND_PCI_QUIRK(0x8086, 0x5001, "DP45SG/CDB4210", CS421X_CDB4210),
+        {} /* terminator */
+};
+
+/* CS4210 board pinconfigs */
+/* Default CS4210 (CDB4210)*/
+static const struct cs_pincfg cdb4210_pincfgs[] = {
+        { 0x05, 0x0321401f },
+        { 0x06, 0x90170010 },
+        { 0x07, 0x03813031 },
+        { 0x08, 0xb7a70037 },
+        { 0x09, 0xb7a6003e },
+        { 0x0a, 0x034510f0 },
+        {} /* terminator */
+};
+
+static const struct cs_pincfg *cs421x_pincfgs[CS421X_MODELS] = {
+        [CS421X_CDB4210] = cdb4210_pincfgs,
+};
+
+static const struct hda_verb cs421x_coef_init_verbs[] = {
+        {0x0B, AC_VERB_SET_PROC_STATE, 1},
+        {0x0B, AC_VERB_SET_COEF_INDEX, CS421X_IDX_DEV_CFG},
+        /*
+            Disable Coefficient Index Auto-Increment(DAI)=1,
+            PDREF=0
+        */
+        {0x0B, AC_VERB_SET_PROC_COEF, 0x0001 },
+
+        {0x0B, AC_VERB_SET_COEF_INDEX, CS421X_IDX_ADC_CFG},
+        /* ADC SZCMode = Digital Soft Ramp */
+        {0x0B, AC_VERB_SET_PROC_COEF, 0x0002 },
+
+        {0x0B, AC_VERB_SET_COEF_INDEX, CS421X_IDX_DAC_CFG},
+        {0x0B, AC_VERB_SET_PROC_COEF,
+         (0x0002 /* DAC SZCMode = Digital Soft Ramp */
+          | 0x0004 /* Mute DAC on FIFO error */
+          | 0x0008 /* Enable DAC High Pass Filter */
+          )},
+        {} /* terminator */
+};
+
+/* Errata: CS4210 rev A1 Silicon
+ *
+ * http://www.cirrus.com/en/pubs/errata/
+ *
+ * Description:
+ * 1. Performance degredation is present in the ADC.
+ * 2. Speaker output is not completely muted upon HP detect.
+ * 3. Noise is present when clipping occurs on the amplified
+ *    speaker outputs.
+ *
+ * Workaround:
+ * The following verb sequence written to the registers during
+ * initialization will correct the issues listed above.
+ */
+
+static const struct hda_verb cs421x_coef_init_verbs_A1_silicon_fixes[] = {
+        {0x0B, AC_VERB_SET_PROC_STATE, 0x01},  /* VPW: processing on */
+
+        {0x0B, AC_VERB_SET_COEF_INDEX, 0x0006},
+        {0x0B, AC_VERB_SET_PROC_COEF, 0x9999}, /* Test mode: on */
+
+        {0x0B, AC_VERB_SET_COEF_INDEX, 0x000A},
+        {0x0B, AC_VERB_SET_PROC_COEF, 0x14CB}, /* Chop double */
+
+        {0x0B, AC_VERB_SET_COEF_INDEX, 0x0011},
+        {0x0B, AC_VERB_SET_PROC_COEF, 0xA2D0}, /* Increase ADC current */
+
+        {0x0B, AC_VERB_SET_COEF_INDEX, 0x001A},
+        {0x0B, AC_VERB_SET_PROC_COEF, 0x02A9}, /* Mute speaker */
+
+        {0x0B, AC_VERB_SET_COEF_INDEX, 0x001B},
+        {0x0B, AC_VERB_SET_PROC_COEF, 0X1006}, /* Remove noise */
+
+        {} /* terminator */
+};
+
+/* Speaker Amp Gain is controlled by the vendor widget's coef 4 */
+static const DECLARE_TLV_DB_SCALE(cs421x_speaker_boost_db_scale, 900, 300, 0);
+
+static int cs421x_boost_vol_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 = 3;
+        return 0;
+}
+
+static int cs421x_boost_vol_get(struct snd_kcontrol *kcontrol,
+                                struct snd_ctl_elem_value *ucontrol)
+{
+        struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
+
+        ucontrol->value.integer.value[0] =
+                cs_vendor_coef_get(codec, CS421X_IDX_SPK_CTL) & 0x0003;
+        return 0;
+}
+
+static int cs421x_boost_vol_put(struct snd_kcontrol *kcontrol,
+                                struct snd_ctl_elem_value *ucontrol)
+{
+        struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
+
+        unsigned int vol = ucontrol->value.integer.value[0];
+        unsigned int coef =
+                cs_vendor_coef_get(codec, CS421X_IDX_SPK_CTL);
+        unsigned int original_coef = coef;
+
+        coef &= ~0x0003;
+        coef |= (vol & 0x0003);
+        if (original_coef == coef)
+                return 0;
+        else {
+                cs_vendor_coef_set(codec, CS421X_IDX_SPK_CTL, coef);
+                return 1;
+        }
+}
+
+static const struct snd_kcontrol_new cs421x_speaker_bost_ctl = {
+
+        .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+        .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
+                        SNDRV_CTL_ELEM_ACCESS_TLV_READ),
+        .name = "Speaker Boost Playback Volume",
+        .info = cs421x_boost_vol_info,
+        .get = cs421x_boost_vol_get,
+        .put = cs421x_boost_vol_put,
+        .tlv = { .p = cs421x_speaker_boost_db_scale },
+};
+
+static void cs421x_pinmux_init(struct hda_codec *codec)
+{
+        struct cs_spec *spec = codec->spec;
+        unsigned int def_conf, coef;
+
+        /* GPIO, DMIC_SCL, DMIC_SDA and SENSE_B are multiplexed */
+        coef = cs_vendor_coef_get(codec, CS421X_IDX_DEV_CFG);
+
+        if (spec->gpio_mask)
+                coef |= 0x0008; /* B1,B2 are GPIOs */
+        else
+                coef &= ~0x0008;
+
+        if (spec->sense_b)
+                coef |= 0x0010; /* B2 is SENSE_B, not inverted  */
+        else
+                coef &= ~0x0010;
+
+        cs_vendor_coef_set(codec, CS421X_IDX_DEV_CFG, coef);
+
+        if ((spec->gpio_mask || spec->sense_b) &&
+            is_active_pin(codec, CS421X_DMIC_PIN_NID)) {
+
+                /*
+                    GPIO or SENSE_B forced - disconnect the DMIC pin.
+                */
+                def_conf = snd_hda_codec_get_pincfg(codec, CS421X_DMIC_PIN_NID);
+                def_conf &= ~AC_DEFCFG_PORT_CONN;
+                def_conf |= (AC_JACK_PORT_NONE << AC_DEFCFG_PORT_CONN_SHIFT);
+                snd_hda_codec_set_pincfg(codec, CS421X_DMIC_PIN_NID, def_conf);
+        }
+}
+
+static void init_cs421x_digital(struct hda_codec *codec)
+{
+        struct cs_spec *spec = codec->spec;
+        struct auto_pin_cfg *cfg = &spec->autocfg;
+        int i;
+
+
+        for (i = 0; i < cfg->dig_outs; i++) {
+                hda_nid_t nid = cfg->dig_out_pins[i];
+                if (!cfg->speaker_outs)
+                        continue;
+                if (get_wcaps(codec, nid) & AC_WCAP_UNSOL_CAP) {
+
+                        snd_hda_codec_write(codec, nid, 0,
+                                    AC_VERB_SET_UNSOLICITED_ENABLE,
+                                    AC_USRSP_EN | SPDIF_EVENT);
+                        spec->spdif_detect = 1;
+                }
+        }
+}
+
+static int cs421x_init(struct hda_codec *codec)
+{
+        struct cs_spec *spec = codec->spec;
+
+        snd_hda_sequence_write(codec, cs421x_coef_init_verbs);
+        snd_hda_sequence_write(codec, cs421x_coef_init_verbs_A1_silicon_fixes);
+
+        cs421x_pinmux_init(codec);
+
+        if (spec->gpio_mask) {
+                snd_hda_codec_write(codec, 0x01, 0, AC_VERB_SET_GPIO_MASK,
+                                    spec->gpio_mask);
+                snd_hda_codec_write(codec, 0x01, 0, AC_VERB_SET_GPIO_DIRECTION,
+                                    spec->gpio_dir);
+                snd_hda_codec_write(codec, 0x01, 0, AC_VERB_SET_GPIO_DATA,
+                                    spec->gpio_data);
+        }
+
+        init_output(codec);
+        init_input(codec);
+        init_cs421x_digital(codec);
+
+        return 0;
+}
+
+/*
+ * CS4210 Input MUX (1 ADC)
+ */
+static int cs421x_mux_enum_info(struct snd_kcontrol *kcontrol,
+                                        struct snd_ctl_elem_info *uinfo)
+{
+        struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
+        struct cs_spec *spec = codec->spec;
+
+        return snd_hda_input_mux_info(&spec->input_mux, uinfo);
+}
+
+static int cs421x_mux_enum_get(struct snd_kcontrol *kcontrol,
+                                        struct snd_ctl_elem_value *ucontrol)
+{
+        struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
+        struct cs_spec *spec = codec->spec;
+
+        ucontrol->value.enumerated.item[0] = spec->cur_input;
+        return 0;
+}
+
+static int cs421x_mux_enum_put(struct snd_kcontrol *kcontrol,
+                                        struct snd_ctl_elem_value *ucontrol)
+{
+        struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
+        struct cs_spec *spec = codec->spec;
+
+        return snd_hda_input_mux_put(codec, &spec->input_mux, ucontrol,
+                                spec->adc_nid[0], &spec->cur_input);
+
+}
+
+static struct snd_kcontrol_new cs421x_capture_source = {
+
+        .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+        .name = "Capture Source",
+        .access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
+        .info = cs421x_mux_enum_info,
+        .get = cs421x_mux_enum_get,
+        .put = cs421x_mux_enum_put,
+};
+
+static int cs421x_add_input_volume_control(struct hda_codec *codec, int item)
+{
+        struct cs_spec *spec = codec->spec;
+        struct auto_pin_cfg *cfg = &spec->autocfg;
+        const struct hda_input_mux *imux = &spec->input_mux;
+        hda_nid_t pin = cfg->inputs[item].pin;
+        struct snd_kcontrol *kctl;
+        u32 caps;
+
+        if (!(get_wcaps(codec, pin) & AC_WCAP_IN_AMP))
+                return 0;
+
+        caps = query_amp_caps(codec, pin, HDA_INPUT);
+        caps = (caps & AC_AMPCAP_NUM_STEPS) >> AC_AMPCAP_NUM_STEPS_SHIFT;
+        if (caps <= 1)
+                return 0;
+
+        return add_volume(codec,  imux->items[item].label, 0,
+                          HDA_COMPOSE_AMP_VAL(pin, 3, 0, HDA_INPUT), 1, &kctl);
+}
+
+/* add a (input-boost) volume control to the given input pin */
+static int build_cs421x_input(struct hda_codec *codec)
+{
+        struct cs_spec *spec = codec->spec;
+        struct auto_pin_cfg *cfg = &spec->autocfg;
+        struct hda_input_mux *imux = &spec->input_mux;
+        int i, err, type_idx;
+        const char *label;
+
+        if (!spec->num_inputs)
+                return 0;
+
+        /* make bind-capture */
+        spec->capture_bind[0] = make_bind_capture(codec, &snd_hda_bind_sw);
+        spec->capture_bind[1] = make_bind_capture(codec, &snd_hda_bind_vol);
+        for (i = 0; i < 2; i++) {
+                struct snd_kcontrol *kctl;
+                int n;
+                if (!spec->capture_bind[i])
+                        return -ENOMEM;
+                kctl = snd_ctl_new1(&cs_capture_ctls[i], codec);
+                if (!kctl)
+                        return -ENOMEM;
+                kctl->private_value = (long)spec->capture_bind[i];
+                err = snd_hda_ctl_add(codec, 0, kctl);
+                if (err < 0)
+                        return err;
+                for (n = 0; n < AUTO_PIN_LAST; n++) {
+                        if (!spec->adc_nid[n])
+                                continue;
+                        err = snd_hda_add_nid(codec, kctl, 0, spec->adc_nid[n]);
+                        if (err < 0)
+                                return err;
+                }
+        }
+
+        /* Add Input MUX Items + Capture Volume/Switch */
+        for (i = 0; i < spec->num_inputs; i++) {
+                label = hda_get_autocfg_input_label(codec, cfg, i);
+                snd_hda_add_imux_item(imux, label, spec->adc_idx[i], &type_idx);
+
+                err = cs421x_add_input_volume_control(codec, i);
+                if (err < 0)
+                        return err;
+        }
+
+        /*
+            Add 'Capture Source' Switch if
+                * 2 inputs and no mic detec
+                * 3 inputs
+        */
+        if ((spec->num_inputs == 2 && !spec->mic_detect) ||
+            (spec->num_inputs == 3)) {
+
+                err = snd_hda_ctl_add(codec, spec->adc_nid[0],
+                              snd_ctl_new1(&cs421x_capture_source, codec));
+                if (err < 0)
+                        return err;
+        }
+
+        return 0;
+}
+
+/* Single DAC (Mute/Gain) */
+static int build_cs421x_output(struct hda_codec *codec)
+{
+        hda_nid_t dac = CS4210_DAC_NID;
+        struct cs_spec *spec = codec->spec;
+        struct auto_pin_cfg *cfg = &spec->autocfg;
+        struct snd_kcontrol *kctl;
+        int err;
+        char *name = "HP/Speakers";
+
+        fix_volume_caps(codec, dac);
+        if (!spec->vmaster_sw) {
+                err = add_vmaster(codec, dac);
+                if (err < 0)
+                        return err;
+        }
+
+        err = add_mute(codec, name, 0,
+                        HDA_COMPOSE_AMP_VAL(dac, 3, 0, HDA_OUTPUT), 0, &kctl);
+        if (err < 0)
+                return err;
+        err = snd_ctl_add_slave(spec->vmaster_sw, kctl);
+        if (err < 0)
+                return err;
+
+        err = add_volume(codec, name, 0,
+                        HDA_COMPOSE_AMP_VAL(dac, 3, 0, HDA_OUTPUT), 0, &kctl);
+        if (err < 0)
+                return err;
+        err = snd_ctl_add_slave(spec->vmaster_vol, kctl);
+        if (err < 0)
+                return err;
+
+        if (cfg->speaker_outs) {
+                err = snd_hda_ctl_add(codec, 0,
+                        snd_ctl_new1(&cs421x_speaker_bost_ctl, codec));
+                if (err < 0)
+                        return err;
+        }
+        return err;
+}
+
+static int cs421x_build_controls(struct hda_codec *codec)
+{
+        int err;
+
+        err = build_cs421x_output(codec);
+        if (err < 0)
+                return err;
+        err = build_cs421x_input(codec);
+        if (err < 0)
+                return err;
+        err = build_digital_output(codec);
+        if (err < 0)
+                return err;
+        return cs421x_init(codec);
+}
+
+static void cs421x_unsol_event(struct hda_codec *codec, unsigned int res)
+{
+        switch ((res >> 26) & 0x3f) {
+        case HP_EVENT:
+        case SPDIF_EVENT:
+                cs_automute(codec);
+                break;
+
+        case MIC_EVENT:
+                cs_automic(codec);
+                break;
+        }
+}
+
+static int parse_cs421x_input(struct hda_codec *codec)
+{
+        struct cs_spec *spec = codec->spec;
+        struct auto_pin_cfg *cfg = &spec->autocfg;
+        int i;
+
+        for (i = 0; i < cfg->num_inputs; i++) {
+                hda_nid_t pin = cfg->inputs[i].pin;
+                spec->adc_nid[i] = get_adc(codec, pin, &spec->adc_idx[i]);
+                spec->cur_input = spec->last_input = i;
+                spec->num_inputs++;
+
+                /* check whether the automatic mic switch is available */
+                if (is_ext_mic(codec, i) && cfg->num_inputs >= 2) {
+                        spec->mic_detect = 1;
+                        spec->automic_idx = i;
+                }
+        }
+        return 0;
+}
+
+static int cs421x_parse_auto_config(struct hda_codec *codec)
+{
+        struct cs_spec *spec = codec->spec;
+        int err;
+
+        err = snd_hda_parse_pin_def_config(codec, &spec->autocfg, NULL);
+        if (err < 0)
+                return err;
+        err = parse_output(codec);
+        if (err < 0)
+                return err;
+        err = parse_cs421x_input(codec);
+        if (err < 0)
+                return err;
+        err = parse_digital_output(codec);
+        if (err < 0)
+                return err;
+        return 0;
+}
+
+#ifdef CONFIG_PM
+/*
+        Manage PDREF, when transitioning to D3hot
+        (DAC,ADC) -> D3, PDREF=1, AFG->D3
+*/
+static int cs421x_suspend(struct hda_codec *codec, pm_message_t state)
+{
+        unsigned int coef;
+
+        snd_hda_shutup_pins(codec);
+
+        snd_hda_codec_write(codec, CS4210_DAC_NID, 0,
+                            AC_VERB_SET_POWER_STATE,  AC_PWRST_D3);
+        snd_hda_codec_write(codec, CS4210_ADC_NID, 0,
+                            AC_VERB_SET_POWER_STATE,  AC_PWRST_D3);
+
+        coef = cs_vendor_coef_get(codec, CS421X_IDX_DEV_CFG);
+        coef |= 0x0004; /* PDREF */
+        cs_vendor_coef_set(codec, CS421X_IDX_DEV_CFG, coef);
+
+        return 0;
+}
+#endif
+
+static struct hda_codec_ops cs4210_patch_ops = {
+        .build_controls = cs421x_build_controls,
+        .build_pcms = cs_build_pcms,
+        .init = cs421x_init,
+        .free = cs_free,
+        .unsol_event = cs421x_unsol_event,
+#ifdef CONFIG_PM
+        .suspend = cs421x_suspend,
+#endif
+};
+
+static int patch_cs421x(struct hda_codec *codec)
+{
+        struct cs_spec *spec;
+        int err;
+
+        spec = kzalloc(sizeof(*spec), GFP_KERNEL);
+        if (!spec)
+                return -ENOMEM;
+        codec->spec = spec;
+
+        spec->vendor_nid = CS421X_VENDOR_NID;
+
+        spec->board_config =
+                snd_hda_check_board_config(codec, CS421X_MODELS,
+                                           cs421x_models, cs421x_cfg_tbl);
+        if (spec->board_config >= 0)
+                fix_pincfg(codec, spec->board_config, cs421x_pincfgs);
+        /*
+            Setup GPIO/SENSE for each board (if used)
+        */
+        switch (spec->board_config) {
+        case CS421X_CDB4210:
+                snd_printd("CS4210 board: %s\n",
+                        cs421x_models[spec->board_config]);
+/*              spec->gpio_mask = 3;
+                spec->gpio_dir = 3;
+                spec->gpio_data = 3;
+*/
+                spec->sense_b = 1;
+
+                break;
+        }
+
+        /*
+            Update the GPIO/DMIC/SENSE_B pinmux before the configuration
+            is auto-parsed. If GPIO or SENSE_B is forced, DMIC input
+            is disabled.
+        */
+        cs421x_pinmux_init(codec);
+
+        err = cs421x_parse_auto_config(codec);
+        if (err < 0)
+                goto error;
+
+        codec->patch_ops = cs4210_patch_ops;
+
+        return 0;
+
+ error:
+        kfree(codec->spec);
+        codec->spec = NULL;
+        return err;
+}
+
 
 /*
  * patch entries
@@ -1284,11 +1952,13 @@ static int patch_cs420x(struct hda_codec *codec)
 static const struct hda_codec_preset snd_hda_preset_cirrus[] = {
         { .id = 0x10134206, .name = "CS4206", .patch = patch_cs420x },
         { .id = 0x10134207, .name = "CS4207", .patch = patch_cs420x },
+        { .id = 0x10134210, .name = "CS4210", .patch = patch_cs421x },
         {} /* terminator */
 };
 
 MODULE_ALIAS("snd-hda-codec-id:10134206");
 MODULE_ALIAS("snd-hda-codec-id:10134207");
+MODULE_ALIAS("snd-hda-codec-id:10134210");
 
 MODULE_LICENSE("GPL");
 MODULE_DESCRIPTION("Cirrus Logic HD-audio codec");