ALSA: hda - Add Cirrus Logic CS420x support

Signed-off-by: Takashi Iwai <tiwai@suse.de>

4 files changed, 955 insertions, 0 deletions

diff --git a/sound/pci/hda/Kconfig b/sound/pci/hda/Kconfig
index b8a77f9b0827..55545e0818b5 100644
--- a/sound/pci/hda/Kconfig
+++ b/sound/pci/hda/Kconfig
@@ -148,6 +148,19 @@ config SND_HDA_ELD
         def_bool y
         depends on SND_HDA_CODEC_INTELHDMI
 
+config SND_HDA_CODEC_CIRRUS
+        bool "Build Cirrus Logic codec support"
+        depends on SND_HDA_INTEL
+        default y
+        help
+          Say Y here to include Cirrus Logic codec support in
+          snd-hda-intel driver, such as CS4206.
+
+          When the HD-audio driver is built as a module, the codec
+          support code is also built as another module,
+          snd-hda-codec-cirrus.
+          This module is automatically loaded at probing.
+
 config SND_HDA_CODEC_CONEXANT
         bool "Build Conexant HD-audio codec support"
         default y
diff --git a/sound/pci/hda/Makefile b/sound/pci/hda/Makefile
index e3081d4586cc..315a1c4f8998 100644
--- a/sound/pci/hda/Makefile
+++ b/sound/pci/hda/Makefile
@@ -13,6 +13,7 @@ snd-hda-codec-analog-objs :=	patch_analog.o
 snd-hda-codec-idt-objs :=       patch_sigmatel.o
 snd-hda-codec-si3054-objs :=    patch_si3054.o
 snd-hda-codec-atihdmi-objs :=   patch_atihdmi.o
+snd-hda-codec-cirrus-objs :=    patch_cirrus.o
 snd-hda-codec-ca0110-objs :=    patch_ca0110.o
 snd-hda-codec-conexant-objs :=  patch_conexant.o
 snd-hda-codec-via-objs :=       patch_via.o
@@ -41,6 +42,9 @@ endif
 ifdef CONFIG_SND_HDA_CODEC_ATIHDMI
 obj-$(CONFIG_SND_HDA_INTEL) += snd-hda-codec-atihdmi.o
 endif
+ifdef CONFIG_SND_HDA_CODEC_CIRRUS
+obj-$(CONFIG_SND_HDA_INTEL) += snd-hda-codec-cirrus.o
+endif
 ifdef CONFIG_SND_HDA_CODEC_CA0110
 obj-$(CONFIG_SND_HDA_INTEL) += snd-hda-codec-ca0110.o
 endif
diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c
index 263d124de611..eea91c3bd420 100644
--- a/sound/pci/hda/hda_codec.c
+++ b/sound/pci/hda/hda_codec.c
@@ -44,6 +44,7 @@ struct hda_vendor_id {
 /* codec vendor labels */
 static struct hda_vendor_id hda_vendor_ids[] = {
         { 0x1002, "ATI" },
+        { 0x1013, "Cirrus Logic" },
         { 0x1057, "Motorola" },
         { 0x1095, "Silicon Image" },
         { 0x10de, "Nvidia" },
diff --git a/sound/pci/hda/patch_cirrus.c b/sound/pci/hda/patch_cirrus.c
new file mode 100644
index 000000000000..c4dc12e85732
--- /dev/null
+++ b/sound/pci/hda/patch_cirrus.c
@@ -0,0 +1,937 @@
+/*
+ * HD audio interface patch for Cirrus Logic CS420x chip
+ *
+ * Copyright (c) 2009 Takashi Iwai <tiwai@suse.de>
+ *
+ *  This driver is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This driver is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
+ */
+
+#include <linux/init.h>
+#include <linux/delay.h>
+#include <linux/slab.h>
+#include <linux/pci.h>
+#include <sound/core.h>
+#include "hda_codec.h"
+#include "hda_local.h"
+
+/*
+ */
+
+struct cs_spec {
+        struct auto_pin_cfg autocfg;
+        struct hda_multi_out multiout;
+        struct snd_kcontrol *vmaster_sw;
+        struct snd_kcontrol *vmaster_vol;
+
+        hda_nid_t dac_nid[AUTO_CFG_MAX_OUTS];
+        hda_nid_t slave_dig_outs[2];
+
+        unsigned int input_idx[AUTO_PIN_LAST];
+        unsigned int capsrc_idx[AUTO_PIN_LAST];
+        hda_nid_t adc_nid[AUTO_PIN_LAST];
+        unsigned int adc_idx[AUTO_PIN_LAST];
+        unsigned int num_inputs;
+        unsigned int cur_input;
+        unsigned int automic_idx;
+        hda_nid_t cur_adc;
+        unsigned int cur_adc_stream_tag;
+        unsigned int cur_adc_format;
+        hda_nid_t dig_in;
+
+        struct hda_bind_ctls *capture_bind[2];
+
+        struct hda_pcm pcm_rec[2];      /* PCM information */
+
+        unsigned int hp_detect:1;
+        unsigned int mic_detect:1;
+        unsigned int built_up:1;
+};
+
+#define HP_EVENT        1
+#define MIC_EVENT       2
+
+/*
+ * PCM callbacks
+ */
+static int cs_playback_pcm_open(struct hda_pcm_stream *hinfo,
+                                struct hda_codec *codec,
+                                struct snd_pcm_substream *substream)
+{
+        struct cs_spec *spec = codec->spec;
+        return snd_hda_multi_out_analog_open(codec, &spec->multiout, substream,
+                                             hinfo);
+}
+
+static int cs_playback_pcm_prepare(struct hda_pcm_stream *hinfo,
+                                   struct hda_codec *codec,
+                                   unsigned int stream_tag,
+                                   unsigned int format,
+                                   struct snd_pcm_substream *substream)
+{
+        struct cs_spec *spec = codec->spec;
+        return snd_hda_multi_out_analog_prepare(codec, &spec->multiout,
+                                                stream_tag, format, substream);
+}
+
+static int cs_playback_pcm_cleanup(struct hda_pcm_stream *hinfo,
+                                   struct hda_codec *codec,
+                                   struct snd_pcm_substream *substream)
+{
+        struct cs_spec *spec = codec->spec;
+        return snd_hda_multi_out_analog_cleanup(codec, &spec->multiout);
+}
+
+/*
+ * Digital out
+ */
+static int cs_dig_playback_pcm_open(struct hda_pcm_stream *hinfo,
+                                    struct hda_codec *codec,
+                                    struct snd_pcm_substream *substream)
+{
+        struct cs_spec *spec = codec->spec;
+        return snd_hda_multi_out_dig_open(codec, &spec->multiout);
+}
+
+static int cs_dig_playback_pcm_close(struct hda_pcm_stream *hinfo,
+                                     struct hda_codec *codec,
+                                     struct snd_pcm_substream *substream)
+{
+        struct cs_spec *spec = codec->spec;
+        return snd_hda_multi_out_dig_close(codec, &spec->multiout);
+}
+
+static int cs_dig_playback_pcm_prepare(struct hda_pcm_stream *hinfo,
+                                       struct hda_codec *codec,
+                                       unsigned int stream_tag,
+                                       unsigned int format,
+                                       struct snd_pcm_substream *substream)
+{
+        struct cs_spec *spec = codec->spec;
+        return snd_hda_multi_out_dig_prepare(codec, &spec->multiout, stream_tag,
+                                             format, substream);
+}
+
+static int cs_dig_playback_pcm_cleanup(struct hda_pcm_stream *hinfo,
+                                       struct hda_codec *codec,
+                                       struct snd_pcm_substream *substream)
+{
+        struct cs_spec *spec = codec->spec;
+        return snd_hda_multi_out_dig_cleanup(codec, &spec->multiout);
+}
+
+/*
+ * Analog capture
+ */
+static int cs_capture_pcm_prepare(struct hda_pcm_stream *hinfo,
+                                  struct hda_codec *codec,
+                                  unsigned int stream_tag,
+                                  unsigned int format,
+                                  struct snd_pcm_substream *substream)
+{
+        struct cs_spec *spec = codec->spec;
+        spec->cur_adc = spec->adc_nid[spec->cur_input];
+        spec->cur_adc_stream_tag = stream_tag;
+        spec->cur_adc_format = format;
+        snd_hda_codec_setup_stream(codec, spec->cur_adc, stream_tag, 0, format);
+        return 0;
+}
+
+static int cs_capture_pcm_cleanup(struct hda_pcm_stream *hinfo,
+                                  struct hda_codec *codec,
+                                  struct snd_pcm_substream *substream)
+{
+        struct cs_spec *spec = codec->spec;
+        snd_hda_codec_cleanup_stream(codec, spec->cur_adc);
+        spec->cur_adc = 0;
+        return 0;
+}
+
+/*
+ */
+static struct hda_pcm_stream cs_pcm_analog_playback = {
+        .substreams = 1,
+        .channels_min = 2,
+        .channels_max = 2,
+        .ops = {
+                .open = cs_playback_pcm_open,
+                .prepare = cs_playback_pcm_prepare,
+                .cleanup = cs_playback_pcm_cleanup
+        },
+};
+
+static struct hda_pcm_stream cs_pcm_analog_capture = {
+        .substreams = 1,
+        .channels_min = 2,
+        .channels_max = 2,
+        .ops = {
+                .prepare = cs_capture_pcm_prepare,
+                .cleanup = cs_capture_pcm_cleanup
+        },
+};
+
+static struct hda_pcm_stream cs_pcm_digital_playback = {
+        .substreams = 1,
+        .channels_min = 2,
+        .channels_max = 2,
+        .ops = {
+                .open = cs_dig_playback_pcm_open,
+                .close = cs_dig_playback_pcm_close,
+                .prepare = cs_dig_playback_pcm_prepare,
+                .cleanup = cs_dig_playback_pcm_cleanup
+        },
+};
+
+static struct hda_pcm_stream cs_pcm_digital_capture = {
+        .substreams = 1,
+        .channels_min = 2,
+        .channels_max = 2,
+};
+
+static int cs_build_pcms(struct hda_codec *codec)
+{
+        struct cs_spec *spec = codec->spec;
+        struct hda_pcm *info = spec->pcm_rec;
+
+        codec->pcm_info = info;
+        codec->num_pcms = 0;
+
+        info->name = "Cirrus Analog";
+        info->stream[SNDRV_PCM_STREAM_PLAYBACK] = cs_pcm_analog_playback;
+        info->stream[SNDRV_PCM_STREAM_PLAYBACK].nid = spec->dac_nid[0];
+        info->stream[SNDRV_PCM_STREAM_PLAYBACK].channels_max =
+                spec->multiout.max_channels;
+        info->stream[SNDRV_PCM_STREAM_CAPTURE] = cs_pcm_analog_capture;
+        info->stream[SNDRV_PCM_STREAM_CAPTURE].substreams = spec->num_inputs;
+        info->stream[SNDRV_PCM_STREAM_CAPTURE].nid =
+                spec->adc_nid[spec->cur_input];
+        codec->num_pcms++;
+
+        if (!spec->multiout.dig_out_nid && !spec->dig_in)
+                return 0;
+
+        info++;
+        info->name = "Cirrus Digital";
+        info->pcm_type = spec->autocfg.dig_out_type[0];
+        if (!info->pcm_type)
+                info->pcm_type = HDA_PCM_TYPE_SPDIF;
+        if (spec->multiout.dig_out_nid) {
+                info->stream[SNDRV_PCM_STREAM_PLAYBACK] =
+                        cs_pcm_digital_playback;
+                info->stream[SNDRV_PCM_STREAM_PLAYBACK].nid =
+                        spec->multiout.dig_out_nid;
+        }
+        if (spec->dig_in) {
+                info->stream[SNDRV_PCM_STREAM_CAPTURE] =
+                        cs_pcm_digital_capture;
+                info->stream[SNDRV_PCM_STREAM_CAPTURE].nid = spec->dig_in;
+        }
+        codec->num_pcms++;
+
+        return 0;
+}
+
+static hda_nid_t get_dac(struct hda_codec *codec, hda_nid_t pin)
+{
+        hda_nid_t dac;
+        if (!pin)
+                return 0;
+        if (snd_hda_get_connections(codec, pin, &dac, 1) != 1)
+                return 0;
+        return dac;
+}
+
+static const char *dir_sfx[2] = { "Playback", "Capture" };
+
+static int add_mute(struct hda_codec *codec, const char *name, int index,
+                    unsigned int pval, int dir, struct snd_kcontrol **kctlp)
+{
+        char tmp[32];
+        struct snd_kcontrol_new knew =
+                HDA_CODEC_MUTE_IDX(tmp, index, 0, 0, HDA_OUTPUT);
+        knew.private_value = pval;
+        snprintf(tmp, sizeof(tmp), "%s %s Switch", name, dir_sfx[dir]);
+        *kctlp = snd_ctl_new1(&knew, codec);
+        return snd_hda_ctl_add(codec, *kctlp);
+}
+
+static int add_volume(struct hda_codec *codec, const char *name,
+                      int index, unsigned int pval, int dir,
+                      struct snd_kcontrol **kctlp)
+{
+        char tmp[32];
+        struct snd_kcontrol_new knew =
+                HDA_CODEC_VOLUME_IDX(tmp, index, 0, 0, HDA_OUTPUT);
+        knew.private_value = pval;
+        snprintf(tmp, sizeof(tmp), "%s %s Volume", name, dir_sfx[dir]);
+        *kctlp = snd_ctl_new1(&knew, codec);
+        return snd_hda_ctl_add(codec, *kctlp);
+}
+
+static void fix_volume_caps(struct hda_codec *codec, hda_nid_t dac)
+{
+        unsigned int caps;
+
+        /* set the upper-limit for mixer amp to 0dB */
+        caps = query_amp_caps(codec, dac, HDA_OUTPUT);
+        caps &= ~(0x7f << AC_AMPCAP_NUM_STEPS_SHIFT);
+        caps |= ((caps >> AC_AMPCAP_OFFSET_SHIFT) & 0x7f)
+                << AC_AMPCAP_NUM_STEPS_SHIFT;
+        snd_hda_override_amp_caps(codec, dac, HDA_OUTPUT, caps);
+}
+
+static int add_vmaster(struct hda_codec *codec, hda_nid_t dac)
+{
+        struct cs_spec *spec = codec->spec;
+        unsigned int tlv[4];
+        int err;
+
+        spec->vmaster_sw =
+                snd_ctl_make_virtual_master("Master Playback Switch", NULL);
+        err = snd_hda_ctl_add(codec, spec->vmaster_sw);
+        if (err < 0)
+                return err;
+
+        snd_hda_set_vmaster_tlv(codec, dac, HDA_OUTPUT, tlv);
+        spec->vmaster_vol =
+                snd_ctl_make_virtual_master("Master Playback Volume", tlv);
+        err = snd_hda_ctl_add(codec, spec->vmaster_vol);
+        if (err < 0)
+                return err;
+        return 0;
+}
+
+static int add_output(struct hda_codec *codec, hda_nid_t dac, int idx,
+                      int num_ctls, int type)
+{
+        struct cs_spec *spec = codec->spec;
+        const char *name;
+        int err, index;
+        struct snd_kcontrol *kctl;
+        static char *speakers[] = {
+                "Front Speaker", "Surround Speaker", "Bass Speaker"
+        };
+        static char *line_outs[] = {
+                "Front Line-Out", "Surround Line-Out", "Bass Line-Out"
+        };
+
+        fix_volume_caps(codec, dac);
+        if (!spec->vmaster_sw) {
+                err = add_vmaster(codec, dac);
+                if (err < 0)
+                        return err;
+        }
+
+        index = 0;
+        switch (type) {
+        case AUTO_PIN_HP_OUT:
+                name = "Headphone";
+                index = idx;
+                break;
+        case AUTO_PIN_SPEAKER_OUT:
+                if (num_ctls > 1)
+                        name = speakers[idx];
+                else
+                        name = "Speaker";
+                break;
+        default:
+                if (num_ctls > 1)
+                        name = line_outs[idx];
+                else
+                        name = "Line-Out";
+                break;
+        }
+
+        err = add_mute(codec, name, index,
+                       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, index,
+                         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;
+
+        return 0;
+}               
+
+static int build_output(struct hda_codec *codec)
+{
+        struct cs_spec *spec = codec->spec;
+        struct auto_pin_cfg *cfg = &spec->autocfg;
+        int i, err, extra_nids;
+        hda_nid_t dac;
+
+        for (i = 0; i < cfg->line_outs; i++) {
+                dac = get_dac(codec, cfg->line_out_pins[i]);
+                if (!dac)
+                        break;
+                spec->dac_nid[i] = dac;
+                err = add_output(codec, dac, i, cfg->line_outs,
+                                 cfg->line_out_type);
+                if (err < 0)
+                        return err;
+        }
+        spec->multiout.num_dacs = i;
+        spec->multiout.dac_nids = spec->dac_nid;
+        spec->multiout.max_channels = i * 2;
+
+        /* add HP and speakers */
+        extra_nids = 0;
+        for (i = 0; i < cfg->hp_outs; i++) {
+                dac = get_dac(codec, cfg->hp_pins[i]);
+                if (!dac)
+                        break;
+                if (!i)
+                        spec->multiout.hp_nid = dac;
+                else
+                        spec->multiout.extra_out_nid[extra_nids++] = dac;
+                err = add_output(codec, dac, i, cfg->hp_outs, AUTO_PIN_HP_OUT);
+                if (err < 0)
+                        return err;
+        }
+        for (i = 0; i < cfg->speaker_outs; i++) {
+                dac = get_dac(codec, cfg->speaker_pins[i]);
+                if (!dac)
+                        break;
+                spec->multiout.extra_out_nid[extra_nids++] = dac;
+                err = add_output(codec, dac, i, cfg->speaker_outs,
+                                 AUTO_PIN_SPEAKER_OUT);
+                if (err < 0)
+                        return err;
+        }
+
+        if (cfg->line_out_type == AUTO_PIN_SPEAKER_OUT) {
+                cfg->speaker_outs = cfg->line_outs;
+                memcpy(cfg->speaker_pins, cfg->line_out_pins,
+                       sizeof(cfg->speaker_pins));
+                cfg->line_outs = 0;
+        }
+
+        return 0;
+}
+
+/*
+ */
+
+static struct snd_kcontrol_new cs_capture_ctls[] = {
+        HDA_BIND_SW("Capture Switch", 0),
+        HDA_BIND_VOL("Capture Volume", 0),
+};
+
+static int change_cur_input(struct hda_codec *codec, unsigned int idx)
+{
+        struct cs_spec *spec = codec->spec;
+        struct auto_pin_cfg *cfg = &spec->autocfg;
+        
+        if (spec->cur_input == idx)
+                return 0;
+        if (spec->cur_adc && spec->cur_adc != spec->adc_nid[idx]) {
+                /* stream is running, let's swap the current ADC */
+                snd_hda_codec_cleanup_stream(codec, spec->cur_adc);
+                spec->cur_adc = spec->adc_nid[idx];
+                snd_hda_codec_setup_stream(codec, spec->cur_adc,
+                                           spec->cur_adc_stream_tag, 0,
+                                           spec->cur_adc_format);
+        }
+        snd_hda_codec_write(codec, spec->cur_adc, 0,
+                            AC_VERB_SET_CONNECT_SEL,
+                            spec->adc_idx[idx]);
+        spec->cur_input = idx;
+        return 1;
+}
+
+static int cs_capture_source_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;
+        unsigned int idx;
+
+        uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
+        uinfo->count = 1;
+        uinfo->value.enumerated.items = spec->num_inputs;
+        if (uinfo->value.enumerated.item >= spec->num_inputs)
+                uinfo->value.enumerated.item = spec->num_inputs - 1;
+        idx = spec->input_idx[uinfo->value.enumerated.item];
+        strcpy(uinfo->value.enumerated.name, auto_pin_cfg_labels[idx]);
+        return 0;
+}
+
+static int cs_capture_source_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->capsrc_idx[spec->cur_input];
+        return 0;
+}
+
+static int cs_capture_source_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;
+        unsigned int idx = ucontrol->value.enumerated.item[0];
+
+        if (idx >= spec->num_inputs)
+                return -EINVAL;
+        idx = spec->input_idx[idx];
+        return change_cur_input(codec, idx);
+}
+
+static struct snd_kcontrol_new cs_capture_source = {
+        .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+        .name = "Capture Source",
+        .access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
+        .info = cs_capture_source_info,
+        .get = cs_capture_source_get,
+        .put = cs_capture_source_put,
+};
+
+
+static int is_ext_mic(struct hda_codec *codec, unsigned int idx)
+{
+        struct cs_spec *spec = codec->spec;
+        struct auto_pin_cfg *cfg = &spec->autocfg;
+        hda_nid_t pin = cfg->input_pins[idx];
+        unsigned int val = snd_hda_query_pin_caps(codec, pin);
+        if (!(val & AC_PINCAP_PRES_DETECT))
+                return 0;
+        val = snd_hda_codec_get_pincfg(codec, pin);
+        return (get_defcfg_connect(val) == AC_JACK_PORT_COMPLEX);
+}
+
+static hda_nid_t get_adc(struct hda_codec *codec, hda_nid_t pin,
+                         unsigned int *idxp)
+{
+        int i;
+        hda_nid_t nid;
+
+        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(codec, nid) & AC_WCAP_TYPE)
+                        >> AC_WCAP_TYPE_SHIFT;
+                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;
+                        }
+                }
+        }
+        return 0;
+}
+
+static struct hda_bind_ctls *make_bind_capture(struct hda_codec *codec,
+                                               struct hda_ctl_ops *ops)
+{
+        struct cs_spec *spec = codec->spec;
+        struct hda_bind_ctls *bind;
+        int i, n;
+
+        bind = kzalloc(sizeof(*bind) + sizeof(long) * (spec->num_inputs + 1),
+                       GFP_KERNEL);
+        if (!bind)
+                return NULL;
+        bind->ops = ops;
+        n = 0;
+        for (i = 0; i < AUTO_PIN_LAST; i++) {
+                if (!spec->adc_nid[i])
+                        continue;
+                bind->values[n++] =
+                        HDA_COMPOSE_AMP_VAL(spec->adc_nid[i], 3,
+                                            spec->adc_idx[i], HDA_INPUT);
+        }
+        return bind;
+}
+
+static int build_input(struct hda_codec *codec)
+{
+        struct cs_spec *spec = codec->spec;
+        struct auto_pin_cfg *cfg = &spec->autocfg;
+        int i, n, err;
+
+        for (i = 0; i < AUTO_PIN_LAST; i++) {
+                hda_nid_t pin = cfg->input_pins[i];
+                struct snd_kcontrol *kctl;
+                if (!pin)
+                        continue;
+                spec->input_idx[spec->num_inputs] = i;
+                spec->capsrc_idx[i] = spec->num_inputs++;
+                spec->cur_input = i;
+                spec->adc_nid[i] = get_adc(codec, pin, &spec->adc_idx[i]);
+        }
+        if (!spec->num_inputs)
+                return 0;
+
+        /* check whether the automatic mic switch is available */
+        if (spec->num_inputs == 2 &&
+            spec->adc_nid[AUTO_PIN_MIC] && spec->adc_nid[AUTO_PIN_FRONT_MIC]) {
+                if (is_ext_mic(codec, cfg->input_pins[AUTO_PIN_FRONT_MIC])) {
+                        if (!is_ext_mic(codec, cfg->input_pins[AUTO_PIN_MIC])) {
+                                spec->mic_detect = 1;
+                                spec->automic_idx = AUTO_PIN_FRONT_MIC;
+                        }
+                } else {
+                        if (is_ext_mic(codec, cfg->input_pins[AUTO_PIN_MIC])) {
+                                spec->mic_detect = 1;
+                                spec->automic_idx = AUTO_PIN_MIC;
+                        }
+                }
+        }
+
+        /* 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;
+                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, kctl);
+                if (err < 0)
+                        return err;
+        }
+        
+        if (spec->num_inputs > 1 && !spec->mic_detect) {
+                err = snd_hda_ctl_add(codec,
+                                      snd_ctl_new1(&cs_capture_source, codec));
+                if (err < 0)
+                        return err;
+        }
+
+        return 0;
+}
+
+static int build_digital_output(struct hda_codec *codec)
+{
+        struct cs_spec *spec = codec->spec;
+        struct auto_pin_cfg *cfg = &spec->autocfg;
+        hda_nid_t nid;
+        int err;
+
+        if (!cfg->dig_outs)
+                return 0;
+        if (snd_hda_get_connections(codec, cfg->dig_out_pins[0], &nid, 1) < 1)
+                return 0;
+        spec->multiout.dig_out_nid = nid;
+        err = snd_hda_create_spdif_out_ctls(codec, spec->multiout.dig_out_nid);
+        if (err < 0)
+                return err;
+        err = snd_hda_create_spdif_share_sw(codec, &spec->multiout);
+        if (err < 0)
+                return err;
+        spec->multiout.share_spdif = 1;
+        if (cfg->dig_outs > 1 &&
+            snd_hda_get_connections(codec, cfg->dig_out_pins[1], &nid, 1) > 0) {
+                spec->slave_dig_outs[0] = nid;
+                codec->slave_dig_outs = spec->slave_dig_outs;
+        }
+        return 0;
+}
+
+static int build_digital_input(struct hda_codec *codec)
+{
+        struct cs_spec *spec = codec->spec;
+        struct auto_pin_cfg *cfg = &spec->autocfg;
+        int idx;
+
+        if (!cfg->dig_in_pin)
+                return 0;
+        spec->dig_in = get_adc(codec, cfg->dig_in_pin, &idx);
+        if (!spec->dig_in)
+                return 0;
+        return snd_hda_create_spdif_in_ctls(codec, spec->dig_in);
+}
+
+static void cs_automute(struct hda_codec *codec)
+{
+        struct cs_spec *spec = codec->spec;
+        struct auto_pin_cfg *cfg = &spec->autocfg;
+        unsigned int caps, present, hp_present;
+        hda_nid_t nid;
+        int i;
+
+        hp_present = 0;
+        for (i = 0; i < cfg->hp_outs; i++) {
+                nid = cfg->hp_pins[i];
+                caps = snd_hda_query_pin_caps(codec, nid);
+                if (!(caps & AC_PINCAP_PRES_DETECT))
+                        continue;
+                if (caps & AC_PINCAP_TRIG_REQ)
+                        snd_hda_codec_read(codec, nid, 0,
+                                           AC_VERB_SET_PIN_SENSE, 0);
+                present = snd_hda_codec_read(codec, nid, 0,
+                                             AC_VERB_GET_PIN_SENSE, 0);
+                hp_present |= (present & AC_PINSENSE_PRESENCE) != 0;
+                if (hp_present)
+                        break;
+        }
+        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);
+        }
+}
+
+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 caps, present;
+        
+        nid = cfg->input_pins[spec->automic_idx];
+        caps = snd_hda_query_pin_caps(codec, nid);
+        if (caps & AC_PINCAP_TRIG_REQ)
+                snd_hda_codec_read(codec, nid, 0, AC_VERB_SET_PIN_SENSE, 0);
+        present = snd_hda_codec_read(codec, nid, 0,
+                                     AC_VERB_GET_PIN_SENSE, 0);
+        if (present & AC_PINSENSE_PRESENCE)
+                change_cur_input(codec, spec->automic_idx);
+        else {
+                unsigned int imic = (spec->automic_idx == AUTO_PIN_MIC) ?
+                        AUTO_PIN_FRONT_MIC : AUTO_PIN_MIC;
+                change_cur_input(codec, imic);
+        }
+}
+
+/*
+ */
+
+static void init_output(struct hda_codec *codec)
+{
+        struct cs_spec *spec = codec->spec;
+        struct auto_pin_cfg *cfg = &spec->autocfg;
+        int i;
+
+        /* mute first */
+        for (i = 0; i < spec->multiout.num_dacs; i++)
+                snd_hda_codec_write(codec, spec->multiout.dac_nids[i], 0,
+                                    AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_MUTE);
+        if (spec->multiout.hp_nid)
+                snd_hda_codec_write(codec, spec->multiout.hp_nid, 0,
+                                    AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_MUTE);
+        for (i = 0; i < ARRAY_SIZE(spec->multiout.extra_out_nid); i++) {
+                if (!spec->multiout.extra_out_nid[i])
+                        break;
+                snd_hda_codec_write(codec, spec->multiout.extra_out_nid[i], 0,
+                                    AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_MUTE);
+        }
+
+        /* set appropriate pin controls */
+        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);
+        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 (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;
+                }
+        }
+        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)
+                cs_automute(codec);
+}
+
+static void init_input(struct hda_codec *codec)
+{
+        struct cs_spec *spec = codec->spec;
+        struct auto_pin_cfg *cfg = &spec->autocfg;
+        int i;
+
+        for (i = 0; i < AUTO_PIN_LAST; i++) {
+                unsigned int ctl;
+                hda_nid_t pin = cfg->input_pins[i];
+                if (!pin || !spec->adc_nid[i])
+                        continue;
+                /* set appropriate pin control and mute first */
+                ctl = PIN_IN;
+                if (i <= AUTO_PIN_FRONT_MIC) {
+                        unsigned int caps = snd_hda_query_pin_caps(codec, pin);
+                        caps >>= AC_PINCAP_VREF_SHIFT;
+                        if (caps & AC_PINCAP_VREF_80)
+                                ctl = PIN_VREF80;
+                }
+                snd_hda_codec_write(codec, pin, 0,
+                                    AC_VERB_SET_PIN_WIDGET_CONTROL, ctl);
+                snd_hda_codec_write(codec, spec->adc_nid[i], 0,
+                                    AC_VERB_SET_AMP_GAIN_MUTE,
+                                    AMP_IN_MUTE(spec->adc_idx[i]));
+                if (spec->mic_detect && spec->automic_idx == i)
+                        snd_hda_codec_write(codec, pin, 0,
+                                            AC_VERB_SET_UNSOLICITED_ENABLE,
+                                            AC_USRSP_EN | MIC_EVENT);
+        }
+        if (spec->mic_detect)
+                cs_automic(codec);
+}
+
+static int cs_init(struct hda_codec *codec)
+{
+        struct cs_spec *spec = codec->spec;
+
+        if (!spec->built_up)
+                return 0;
+        init_output(codec);
+        init_input(codec);
+        return 0;
+}
+
+static int cs_build_controls(struct hda_codec *codec)
+{
+        struct cs_spec *spec = codec->spec;
+        int err;
+
+        err = build_output(codec);
+        if (err < 0)
+                return err;
+        err = build_input(codec);
+        if (err < 0)
+                return err;
+        err = build_digital_output(codec);
+        if (err < 0)
+                return err;
+        err = build_digital_input(codec);
+        if (err < 0)
+                return err;
+        spec->built_up = 1;
+        return cs_init(codec);
+}
+
+static void cs_free(struct hda_codec *codec)
+{
+        struct cs_spec *spec = codec->spec;
+        kfree(spec->capture_bind[0]);
+        kfree(spec->capture_bind[1]);
+        kfree(codec->spec);
+}
+
+static void cs_unsol_event(struct hda_codec *codec, unsigned int res)
+{
+        switch ((res >> 26) & 0x7f) {
+        case HP_EVENT:
+                cs_automute(codec);
+                break;
+        case MIC_EVENT:
+                cs_automic(codec);
+                break;
+        }
+}
+
+static struct hda_codec_ops cs_patch_ops = {
+        .build_controls = cs_build_controls,
+        .build_pcms = cs_build_pcms,
+        .init = cs_init,
+        .free = cs_free,
+        .unsol_event = cs_unsol_event,
+};
+
+static int cs_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;
+        return 0;
+}
+
+
+static int patch_cs420x(struct hda_codec *codec)
+{
+        struct cs_spec *spec;
+        int err;
+
+        spec = kzalloc(sizeof(*spec), GFP_KERNEL);
+        if (!spec)
+                return -ENOMEM;
+        codec->spec = spec;
+
+        err = cs_parse_auto_config(codec);
+        if (err < 0)
+                goto error;
+
+        codec->patch_ops = cs_patch_ops;
+
+        return 0;
+
+ error:
+        kfree(codec->spec);
+        codec->spec = NULL;
+        return err;
+}
+
+
+/*
+ * patch entries
+ */
+static struct hda_codec_preset snd_hda_preset_cirrus[] = {
+        { .id = 0x10134206, .name = "CS4206", .patch = patch_cs420x },
+        { .id = 0x10134207, .name = "CS4207", .patch = patch_cs420x },
+        {} /* terminator */
+};
+
+MODULE_ALIAS("snd-hda-codec-id:10134206");
+MODULE_ALIAS("snd-hda-codec-id:10134207");
+
+MODULE_LICENSE("GPL");
+MODULE_DESCRIPTION("Cirrus Logic HD-audio codec");
+
+static struct hda_codec_preset_list cirrus_list = {
+        .preset = snd_hda_preset_cirrus,
+        .owner = THIS_MODULE,
+};
+
+static int __init patch_cirrus_init(void)
+{
+        return snd_hda_add_codec_preset(&cirrus_list);
+}
+
+static void __exit patch_cirrus_exit(void)
+{
+        snd_hda_delete_codec_preset(&cirrus_list);
+}
+
+module_init(patch_cirrus_init)
+module_exit(patch_cirrus_exit)