sound/pci/hda/patch_cmedia.c - kernel/msm-4.9 - Gitiles

 /*
  * Universal Interface for Intel High Definition Audio Codec
  *
  * HD audio interface patch for C-Media CMI9880
  *
  * Copyright (c) 2004 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 <sound/driver.h>
 #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"
 #define NUM_PINS	11


 /* board config type */
 enum {
 	CMI_MINIMAL,	/* back 3-jack */
 	CMI_MIN_FP,	/* back 3-jack + front-panel 2-jack */
 	CMI_FULL,	/* back 6-jack + front-panel 2-jack */
 	CMI_FULL_DIG,	/* back 6-jack + front-panel 2-jack + digital I/O */
 	CMI_ALLOUT,	/* back 5-jack + front-panel 2-jack + digital out */
 	CMI_AUTO,	/* let driver guess it */
 	CMI_MODELS
 };

 struct cmi_spec {
 	int board_config;
 	unsigned int no_line_in: 1;	/* no line-in (5-jack) */
 	unsigned int front_panel: 1;	/* has front-panel 2-jack */

 	/* playback */
 	struct hda_multi_out multiout;
 	hda_nid_t dac_nids[4];		/* NID for each DAC */
 	int num_dacs;

 	/* capture */
 	hda_nid_t *adc_nids;
 	hda_nid_t dig_in_nid;

 	/* capture source */
 	const struct hda_input_mux *input_mux;
 	unsigned int cur_mux[2];

 	/* channel mode */
 	int num_channel_modes;
 	const struct hda_channel_mode *channel_modes;

 	struct hda_pcm pcm_rec[2];	/* PCM information */

 	/* pin deafault configuration */
 	hda_nid_t pin_nid[NUM_PINS];
 	unsigned int def_conf[NUM_PINS];
 	unsigned int pin_def_confs;

 	/* multichannel pins */
 	hda_nid_t multich_pin[4];	/* max 8-channel */
 	struct hda_verb multi_init[9];	/* 2 verbs for each pin + terminator */
 };

 /*
  * input MUX
  */
 static int cmi_mux_enum_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
 {
 	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
 	struct cmi_spec *spec = codec->spec;
 	return snd_hda_input_mux_info(spec->input_mux, uinfo);
 }

 static int cmi_mux_enum_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
 	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
 	struct cmi_spec *spec = codec->spec;
 	unsigned int adc_idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);

 	ucontrol->value.enumerated.item[0] = spec->cur_mux[adc_idx];
 	return 0;
 }

 static int cmi_mux_enum_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
 	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
 	struct cmi_spec *spec = codec->spec;
 	unsigned int adc_idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);

 	return snd_hda_input_mux_put(codec, spec->input_mux, ucontrol,
 				     spec->adc_nids[adc_idx], &spec->cur_mux[adc_idx]);
 }

 /*
  * shared line-in, mic for surrounds
  */

 /* 3-stack / 2 channel */
 static struct hda_verb cmi9880_ch2_init[] = {
 	/* set line-in PIN for input */
 	{ 0x0c, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_IN },
 	/* set mic PIN for input, also enable vref */
 	{ 0x0d, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_VREF80 },
 	/* route front PCM (DAC1) to HP */
 	{ 0x0f, AC_VERB_SET_CONNECT_SEL, 0x00 },
 	{}
 };

 /* 3-stack / 6 channel */
 static struct hda_verb cmi9880_ch6_init[] = {
 	/* set line-in PIN for output */
 	{ 0x0c, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT },
 	/* set mic PIN for output */
 	{ 0x0d, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT },
 	/* route front PCM (DAC1) to HP */
 	{ 0x0f, AC_VERB_SET_CONNECT_SEL, 0x00 },
 	{}
 };

 /* 3-stack+front / 8 channel */
 static struct hda_verb cmi9880_ch8_init[] = {
 	/* set line-in PIN for output */
 	{ 0x0c, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT },
 	/* set mic PIN for output */
 	{ 0x0d, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT },
 	/* route rear-surround PCM (DAC4) to HP */
 	{ 0x0f, AC_VERB_SET_CONNECT_SEL, 0x03 },
 	{}
 };

 static struct hda_channel_mode cmi9880_channel_modes[3] = {
 	{ 2, cmi9880_ch2_init },
 	{ 6, cmi9880_ch6_init },
 	{ 8, cmi9880_ch8_init },
 };

 static int cmi_ch_mode_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
 {
 	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
 	struct cmi_spec *spec = codec->spec;
 	return snd_hda_ch_mode_info(codec, uinfo, spec->channel_modes,
 				    spec->num_channel_modes);
 }

 static int cmi_ch_mode_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
 	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
 	struct cmi_spec *spec = codec->spec;
 	return snd_hda_ch_mode_get(codec, ucontrol, spec->channel_modes,
 				   spec->num_channel_modes, spec->multiout.max_channels);
 }

 static int cmi_ch_mode_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
 	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
 	struct cmi_spec *spec = codec->spec;
 	return snd_hda_ch_mode_put(codec, ucontrol, spec->channel_modes,
 				   spec->num_channel_modes, &spec->multiout.max_channels);
 }

 /*
  */
 static struct snd_kcontrol_new cmi9880_basic_mixer[] = {
 	/* CMI9880 has no playback volumes! */
 	HDA_CODEC_MUTE("PCM Playback Switch", 0x03, 0x0, HDA_OUTPUT), /* front */
 	HDA_CODEC_MUTE("Surround Playback Switch", 0x04, 0x0, HDA_OUTPUT),
 	HDA_CODEC_MUTE_MONO("Center Playback Switch", 0x05, 1, 0x0, HDA_OUTPUT),
 	HDA_CODEC_MUTE_MONO("LFE Playback Switch", 0x05, 2, 0x0, HDA_OUTPUT),
 	HDA_CODEC_MUTE("Side Playback Switch", 0x06, 0x0, HDA_OUTPUT),
 	{
 		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 		/* The multiple "Capture Source" controls confuse alsamixer
 		 * So call somewhat different..
 		 * FIXME: the controls appear in the "playback" view!
 		 */
 		/* .name = "Capture Source", */
 		.name = "Input Source",
 		.count = 2,
 		.info = cmi_mux_enum_info,
 		.get = cmi_mux_enum_get,
 		.put = cmi_mux_enum_put,
 	},
 	HDA_CODEC_VOLUME("Capture Volume", 0x08, 0, HDA_INPUT),
 	HDA_CODEC_VOLUME_IDX("Capture Volume", 1, 0x09, 0, HDA_INPUT),
 	HDA_CODEC_MUTE("Capture Switch", 0x08, 0, HDA_INPUT),
 	HDA_CODEC_MUTE_IDX("Capture Switch", 1, 0x09, 0, HDA_INPUT),
 	HDA_CODEC_VOLUME("PC Speaker Playback Volume", 0x23, 0, HDA_OUTPUT),
 	HDA_CODEC_MUTE("PC Speaker Playback Switch", 0x23, 0, HDA_OUTPUT),
 	{ } /* end */
 };

 /*
  * shared I/O pins
  */
 static struct snd_kcontrol_new cmi9880_ch_mode_mixer[] = {
 	{
 		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 		.name = "Channel Mode",
 		.info = cmi_ch_mode_info,
 		.get = cmi_ch_mode_get,
 		.put = cmi_ch_mode_put,
 	},
 	{ } /* end */
 };

 /* AUD-in selections:
  * 0x0b 0x0c 0x0d 0x0e 0x0f 0x10 0x11 0x1f 0x20
  */
 static struct hda_input_mux cmi9880_basic_mux = {
 	.num_items = 4,
 	.items = {
 		{ "Front Mic", 0x5 },
 		{ "Rear Mic", 0x2 },
 		{ "Line", 0x1 },
 		{ "CD", 0x7 },
 	}
 };

 static struct hda_input_mux cmi9880_no_line_mux = {
 	.num_items = 3,
 	.items = {
 		{ "Front Mic", 0x5 },
 		{ "Rear Mic", 0x2 },
 		{ "CD", 0x7 },
 	}
 };

 /* front, rear, clfe, rear_surr */
 static hda_nid_t cmi9880_dac_nids[4] = {
 	0x03, 0x04, 0x05, 0x06
 };
 /* ADC0, ADC1 */
 static hda_nid_t cmi9880_adc_nids[2] = {
 	0x08, 0x09
 };

 #define CMI_DIG_OUT_NID	0x07
 #define CMI_DIG_IN_NID	0x0a

 /*
  */
 static struct hda_verb cmi9880_basic_init[] = {
 	/* port-D for line out (rear panel) */
 	{ 0x0b, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_HP },
 	/* port-E for HP out (front panel) */
 	{ 0x0f, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_HP },
 	/* route front PCM to HP */
 	{ 0x0f, AC_VERB_SET_CONNECT_SEL, 0x00 },
 	/* port-A for surround (rear panel) */
 	{ 0x0e, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_HP },
 	/* port-G for CLFE (rear panel) */
 	{ 0x1f, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_HP },
 	{ 0x1f, AC_VERB_SET_CONNECT_SEL, 0x02 },
 	/* port-H for side (rear panel) */
 	{ 0x20, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_HP },
 	{ 0x20, AC_VERB_SET_CONNECT_SEL, 0x01 },
 	/* port-C for line-in (rear panel) */
 	{ 0x0c, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_IN },
 	/* port-B for mic-in (rear panel) with vref */
 	{ 0x0d, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_VREF80 },
 	/* port-F for mic-in (front panel) with vref */
 	{ 0x10, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_VREF80 },
 	/* CD-in */
 	{ 0x11, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_IN },
 	/* route front mic to ADC1/2 */
 	{ 0x08, AC_VERB_SET_CONNECT_SEL, 0x05 },
 	{ 0x09, AC_VERB_SET_CONNECT_SEL, 0x05 },
 	{} /* terminator */
 };

 static struct hda_verb cmi9880_allout_init[] = {
 	/* port-D for line out (rear panel) */
 	{ 0x0b, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_HP },
 	/* port-E for HP out (front panel) */
 	{ 0x0f, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_HP },
 	/* route front PCM to HP */
 	{ 0x0f, AC_VERB_SET_CONNECT_SEL, 0x00 },
 	/* port-A for side (rear panel) */
 	{ 0x0e, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_HP },
 	/* port-G for CLFE (rear panel) */
 	{ 0x1f, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_HP },
 	{ 0x1f, AC_VERB_SET_CONNECT_SEL, 0x02 },
 	/* port-H for side (rear panel) */
 	{ 0x20, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_HP },
 	{ 0x20, AC_VERB_SET_CONNECT_SEL, 0x01 },
 	/* port-C for surround (rear panel) */
 	{ 0x0c, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_HP },
 	/* port-B for mic-in (rear panel) with vref */
 	{ 0x0d, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_VREF80 },
 	/* port-F for mic-in (front panel) with vref */
 	{ 0x10, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_VREF80 },
 	/* CD-in */
 	{ 0x11, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_IN },
 	/* route front mic to ADC1/2 */
 	{ 0x08, AC_VERB_SET_CONNECT_SEL, 0x05 },
 	{ 0x09, AC_VERB_SET_CONNECT_SEL, 0x05 },
 	{} /* terminator */
 };

 /*
  */
 static int cmi9880_build_controls(struct hda_codec *codec)
 {
 	struct cmi_spec *spec = codec->spec;
 	int err;

 	err = snd_hda_add_new_ctls(codec, cmi9880_basic_mixer);
 	if (err < 0)
 		return err;
 	if (spec->channel_modes) {
 		err = snd_hda_add_new_ctls(codec, cmi9880_ch_mode_mixer);
 		if (err < 0)
 			return err;
 	}
 	if (spec->multiout.dig_out_nid) {
 		err = snd_hda_create_spdif_out_ctls(codec, spec->multiout.dig_out_nid);
 		if (err < 0)
 			return err;
 	}
 	if (spec->dig_in_nid) {
 		err = snd_hda_create_spdif_in_ctls(codec, spec->dig_in_nid);
 		if (err < 0)
 			return err;
 	}
 	return 0;
 }

 /* fill in the multi_dac_nids table, which will decide
    which audio widget to use for each channel */
 static int cmi9880_fill_multi_dac_nids(struct hda_codec *codec, const struct auto_pin_cfg *cfg)
 {
 	struct cmi_spec *spec = codec->spec;
 	hda_nid_t nid;
 	int assigned[4];
 	int i, j;

 	/* clear the table, only one c-media dac assumed here */
 	memset(spec->dac_nids, 0, sizeof(spec->dac_nids));
 	memset(assigned, 0, sizeof(assigned));
 	/* check the pins we found */
 	for (i = 0; i < cfg->line_outs; i++) {
 		nid = cfg->line_out_pins[i];
 		/* nid 0x0b~0x0e is hardwired to audio widget 0x3~0x6 */
 		if (nid >= 0x0b && nid <= 0x0e) {
 			spec->dac_nids[i] = (nid - 0x0b) + 0x03;
 			assigned[nid - 0x0b] = 1;
 		}
 	}
 	/* left pin can be connect to any audio widget */
 	for (i = 0; i < cfg->line_outs; i++) {
 		nid = cfg->line_out_pins[i];
 		if (nid <= 0x0e)
 			continue;
 		/* search for an empty channel */
 		for (j = 0; j < cfg->line_outs; j++) {
 			if (! assigned[j]) {
 				spec->dac_nids[i] = j + 0x03;
 				assigned[j] = 1;
 				break;
 			}
 		}
 	}
 	spec->num_dacs = cfg->line_outs;
 	return 0;
 }

 /* create multi_init table, which is used for multichannel initialization */
 static int cmi9880_fill_multi_init(struct hda_codec *codec, const struct auto_pin_cfg *cfg)
 {
 	struct cmi_spec *spec = codec->spec;
 	hda_nid_t nid;
 	int i, j, k, len;

 	/* clear the table, only one c-media dac assumed here */
 	memset(spec->multi_init, 0, sizeof(spec->multi_init));
 	for (j = 0, i = 0; i < cfg->line_outs; i++) {
 		hda_nid_t conn[4];
 		nid = cfg->line_out_pins[i];
 		/* set as output */
 		spec->multi_init[j].nid = nid;
 		spec->multi_init[j].verb = AC_VERB_SET_PIN_WIDGET_CONTROL;
 		spec->multi_init[j].param = PIN_OUT;
 		j++;
 		if (nid > 0x0e) {
 			/* set connection */
 			spec->multi_init[j].nid = nid;
 			spec->multi_init[j].verb = AC_VERB_SET_CONNECT_SEL;
 			spec->multi_init[j].param = 0;
 			/* find the index in connect list */
 			len = snd_hda_get_connections(codec, nid, conn, 4);
 			for (k = 0; k < len; k++)
 				if (conn[k] == spec->dac_nids[i]) {
 					spec->multi_init[j].param = k;
 					break;
 				}
 			j++;
 		}
 	}
 	return 0;
 }

 static int cmi9880_init(struct hda_codec *codec)
 {
 	struct cmi_spec *spec = codec->spec;
 	if (spec->board_config == CMI_ALLOUT)
 		snd_hda_sequence_write(codec, cmi9880_allout_init);
 	else
 		snd_hda_sequence_write(codec, cmi9880_basic_init);
 	if (spec->board_config == CMI_AUTO)
 		snd_hda_sequence_write(codec, spec->multi_init);
 	return 0;
 }

 /*
  * Analog playback callbacks
  */
 static int cmi9880_playback_pcm_open(struct hda_pcm_stream *hinfo,
 				     struct hda_codec *codec,
 				     struct snd_pcm_substream *substream)
 {
 	struct cmi_spec *spec = codec->spec;
 	return snd_hda_multi_out_analog_open(codec, &spec->multiout, substream);
 }

 static int cmi9880_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 cmi_spec *spec = codec->spec;
 	return snd_hda_multi_out_analog_prepare(codec, &spec->multiout, stream_tag,
 						format, substream);
 }

 static int cmi9880_playback_pcm_cleanup(struct hda_pcm_stream *hinfo,
 				       struct hda_codec *codec,
 				       struct snd_pcm_substream *substream)
 {
 	struct cmi_spec *spec = codec->spec;
 	return snd_hda_multi_out_analog_cleanup(codec, &spec->multiout);
 }

 /*
  * Digital out
  */
 static int cmi9880_dig_playback_pcm_open(struct hda_pcm_stream *hinfo,
 					 struct hda_codec *codec,
 					 struct snd_pcm_substream *substream)
 {
 	struct cmi_spec *spec = codec->spec;
 	return snd_hda_multi_out_dig_open(codec, &spec->multiout);
 }

 static int cmi9880_dig_playback_pcm_close(struct hda_pcm_stream *hinfo,
 					  struct hda_codec *codec,
 					  struct snd_pcm_substream *substream)
 {
 	struct cmi_spec *spec = codec->spec;
 	return snd_hda_multi_out_dig_close(codec, &spec->multiout);
 }

 static int cmi9880_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 cmi_spec *spec = codec->spec;
 	return snd_hda_multi_out_dig_prepare(codec, &spec->multiout, stream_tag,
 					     format, substream);
 }

 /*
  * Analog capture
  */
 static int cmi9880_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 cmi_spec *spec = codec->spec;

 	snd_hda_codec_setup_stream(codec, spec->adc_nids[substream->number],
 				   stream_tag, 0, format);
 	return 0;
 }

 static int cmi9880_capture_pcm_cleanup(struct hda_pcm_stream *hinfo,
 				      struct hda_codec *codec,
 				      struct snd_pcm_substream *substream)
 {
 	struct cmi_spec *spec = codec->spec;

 	snd_hda_codec_setup_stream(codec, spec->adc_nids[substream->number], 0, 0, 0);
 	return 0;
 }


 /*
  */
 static struct hda_pcm_stream cmi9880_pcm_analog_playback = {
 	.substreams = 1,
 	.channels_min = 2,
 	.channels_max = 8,
 	.nid = 0x03, /* NID to query formats and rates */
 	.ops = {
 		.open = cmi9880_playback_pcm_open,
 		.prepare = cmi9880_playback_pcm_prepare,
 		.cleanup = cmi9880_playback_pcm_cleanup
 	},
 };

 static struct hda_pcm_stream cmi9880_pcm_analog_capture = {
 	.substreams = 2,
 	.channels_min = 2,
 	.channels_max = 2,
 	.nid = 0x08, /* NID to query formats and rates */
 	.ops = {
 		.prepare = cmi9880_capture_pcm_prepare,
 		.cleanup = cmi9880_capture_pcm_cleanup
 	},
 };

 static struct hda_pcm_stream cmi9880_pcm_digital_playback = {
 	.substreams = 1,
 	.channels_min = 2,
 	.channels_max = 2,
 	/* NID is set in cmi9880_build_pcms */
 	.ops = {
 		.open = cmi9880_dig_playback_pcm_open,
 		.close = cmi9880_dig_playback_pcm_close,
 		.prepare = cmi9880_dig_playback_pcm_prepare
 	},
 };

 static struct hda_pcm_stream cmi9880_pcm_digital_capture = {
 	.substreams = 1,
 	.channels_min = 2,
 	.channels_max = 2,
 	/* NID is set in cmi9880_build_pcms */
 };

 static int cmi9880_build_pcms(struct hda_codec *codec)
 {
 	struct cmi_spec *spec = codec->spec;
 	struct hda_pcm *info = spec->pcm_rec;

 	codec->num_pcms = 1;
 	codec->pcm_info = info;

 	info->name = "CMI9880";
 	info->stream[SNDRV_PCM_STREAM_PLAYBACK] = cmi9880_pcm_analog_playback;
 	info->stream[SNDRV_PCM_STREAM_CAPTURE] = cmi9880_pcm_analog_capture;

 	if (spec->multiout.dig_out_nid || spec->dig_in_nid) {
 		codec->num_pcms++;
 		info++;
 		info->name = "CMI9880 Digital";
 		if (spec->multiout.dig_out_nid) {
 			info->stream[SNDRV_PCM_STREAM_PLAYBACK] = cmi9880_pcm_digital_playback;
 			info->stream[SNDRV_PCM_STREAM_PLAYBACK].nid = spec->multiout.dig_out_nid;
 		}
 		if (spec->dig_in_nid) {
 			info->stream[SNDRV_PCM_STREAM_CAPTURE] = cmi9880_pcm_digital_capture;
 			info->stream[SNDRV_PCM_STREAM_CAPTURE].nid = spec->dig_in_nid;
 		}
 	}

 	return 0;
 }

 static void cmi9880_free(struct hda_codec *codec)
 {
 	kfree(codec->spec);
 }

 /*
  */

 static const char *cmi9880_models[CMI_MODELS] = {
 	[CMI_MINIMAL]	= "minimal",
 	[CMI_MIN_FP]	= "min_fp",
 	[CMI_FULL]	= "full",
 	[CMI_FULL_DIG]	= "full_dig",
 	[CMI_ALLOUT]	= "allout",
 	[CMI_AUTO]	= "auto",
 };

 static struct snd_pci_quirk cmi9880_cfg_tbl[] = {
 	SND_PCI_QUIRK(0x1043, 0x813d, "ASUS P5AD2", CMI_FULL_DIG),
 	{} /* terminator */
 };

 static struct hda_codec_ops cmi9880_patch_ops = {
 	.build_controls = cmi9880_build_controls,
 	.build_pcms = cmi9880_build_pcms,
 	.init = cmi9880_init,
 	.free = cmi9880_free,
 };

 static int patch_cmi9880(struct hda_codec *codec)
 {
 	struct cmi_spec *spec;

 	spec = kzalloc(sizeof(*spec), GFP_KERNEL);
 	if (spec == NULL)
 		return -ENOMEM;

 	codec->spec = spec;
 	spec->board_config = snd_hda_check_board_config(codec, CMI_MODELS,
 							cmi9880_models,
 							cmi9880_cfg_tbl);
 	if (spec->board_config < 0) {
 		snd_printdd(KERN_INFO "hda_codec: Unknown model for CMI9880\n");
 		spec->board_config = CMI_AUTO; /* try everything */
 	}

 	/* copy default DAC NIDs */
 	memcpy(spec->dac_nids, cmi9880_dac_nids, sizeof(spec->dac_nids));
 	spec->num_dacs = 4;

 	switch (spec->board_config) {
 	case CMI_MINIMAL:
 	case CMI_MIN_FP:
 		spec->channel_modes = cmi9880_channel_modes;
 		if (spec->board_config == CMI_MINIMAL)
 			spec->num_channel_modes = 2;
 		else {
 			spec->front_panel = 1;
 			spec->num_channel_modes = 3;
 		}
 		spec->multiout.max_channels = cmi9880_channel_modes[0].channels;
 		spec->input_mux = &cmi9880_basic_mux;
 		break;
 	case CMI_FULL:
 	case CMI_FULL_DIG:
 		spec->front_panel = 1;
 		spec->multiout.max_channels = 8;
 		spec->input_mux = &cmi9880_basic_mux;
 		if (spec->board_config == CMI_FULL_DIG) {
 			spec->multiout.dig_out_nid = CMI_DIG_OUT_NID;
 			spec->dig_in_nid = CMI_DIG_IN_NID;
 		}
 		break;
 	case CMI_ALLOUT:
 		spec->front_panel = 1;
 		spec->multiout.max_channels = 8;
 		spec->no_line_in = 1;
 		spec->input_mux = &cmi9880_no_line_mux;
 		spec->multiout.dig_out_nid = CMI_DIG_OUT_NID;
 		break;
 	case CMI_AUTO:
 		{
 		unsigned int port_e, port_f, port_g, port_h;
 		unsigned int port_spdifi, port_spdifo;
 		struct auto_pin_cfg cfg;

 		/* collect pin default configuration */
 		port_e = snd_hda_codec_read(codec, 0x0f, 0, AC_VERB_GET_CONFIG_DEFAULT, 0);
 		port_f = snd_hda_codec_read(codec, 0x10, 0, AC_VERB_GET_CONFIG_DEFAULT, 0);
 		spec->front_panel = 1;
 		if (get_defcfg_connect(port_e) == AC_JACK_PORT_NONE ||
 		    get_defcfg_connect(port_f) == AC_JACK_PORT_NONE) {
 			port_g = snd_hda_codec_read(codec, 0x1f, 0, AC_VERB_GET_CONFIG_DEFAULT, 0);
 			port_h = snd_hda_codec_read(codec, 0x20, 0, AC_VERB_GET_CONFIG_DEFAULT, 0);
 			spec->channel_modes = cmi9880_channel_modes;
 			/* no front panel */
 			if (get_defcfg_connect(port_g) == AC_JACK_PORT_NONE ||
 			    get_defcfg_connect(port_h) == AC_JACK_PORT_NONE) {
 				/* no optional rear panel */
 				spec->board_config = CMI_MINIMAL;
 				spec->front_panel = 0;
 				spec->num_channel_modes = 2;
 			} else {
 				spec->board_config = CMI_MIN_FP;
 				spec->num_channel_modes = 3;
 			}
 			spec->input_mux = &cmi9880_basic_mux;
 			spec->multiout.max_channels = cmi9880_channel_modes[0].channels;
 		} else {
 			spec->input_mux = &cmi9880_basic_mux;
 			port_spdifi = snd_hda_codec_read(codec, 0x13, 0, AC_VERB_GET_CONFIG_DEFAULT, 0);
 			port_spdifo = snd_hda_codec_read(codec, 0x12, 0, AC_VERB_GET_CONFIG_DEFAULT, 0);
 			if (get_defcfg_connect(port_spdifo) != AC_JACK_PORT_NONE)
 				spec->multiout.dig_out_nid = CMI_DIG_OUT_NID;
 			if (get_defcfg_connect(port_spdifi) != AC_JACK_PORT_NONE)
 				spec->dig_in_nid = CMI_DIG_IN_NID;
 			spec->multiout.max_channels = 8;
 		}
 		snd_hda_parse_pin_def_config(codec, &cfg, NULL);
 		if (cfg.line_outs) {
 			spec->multiout.max_channels = cfg.line_outs * 2;
 			cmi9880_fill_multi_dac_nids(codec, &cfg);
 			cmi9880_fill_multi_init(codec, &cfg);
 		} else
 			snd_printd("patch_cmedia: cannot detect association in defcfg\n");
 		break;
 		}
 	}

 	spec->multiout.num_dacs = spec->num_dacs;
 	spec->multiout.dac_nids = spec->dac_nids;

 	spec->adc_nids = cmi9880_adc_nids;

 	codec->patch_ops = cmi9880_patch_ops;

 	return 0;
 }

 /*
  * patch entries
  */
 struct hda_codec_preset snd_hda_preset_cmedia[] = {
 	{ .id = 0x13f69880, .name = "CMI9880", .patch = patch_cmi9880 },
  	{ .id = 0x434d4980, .name = "CMI9880", .patch = patch_cmi9880 },
 	{} /* terminator */
 };
	/*
	* Universal Interface for Intel High Definition Audio Codec
	*
	* HD audio interface patch for C-Media CMI9880
	*
	* Copyright (c) 2004 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 <sound/driver.h>
	#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"
	#define NUM_PINS 11


	/* board config type */
	enum {
	CMI_MINIMAL, /* back 3-jack */
	CMI_MIN_FP, /* back 3-jack + front-panel 2-jack */
	CMI_FULL, /* back 6-jack + front-panel 2-jack */
	CMI_FULL_DIG, /* back 6-jack + front-panel 2-jack + digital I/O */
	CMI_ALLOUT, /* back 5-jack + front-panel 2-jack + digital out */
	CMI_AUTO, /* let driver guess it */
	CMI_MODELS
	};

	struct cmi_spec {
	int board_config;
	unsigned int no_line_in: 1; /* no line-in (5-jack) */
	unsigned int front_panel: 1; /* has front-panel 2-jack */

	/* playback */
	struct hda_multi_out multiout;
	hda_nid_t dac_nids[4]; /* NID for each DAC */
	int num_dacs;

	/* capture */
	hda_nid_t *adc_nids;
	hda_nid_t dig_in_nid;

	/* capture source */
	const struct hda_input_mux *input_mux;
	unsigned int cur_mux[2];

	/* channel mode */
	int num_channel_modes;
	const struct hda_channel_mode *channel_modes;

	struct hda_pcm pcm_rec[2]; /* PCM information */

	/* pin deafault configuration */
	hda_nid_t pin_nid[NUM_PINS];
	unsigned int def_conf[NUM_PINS];
	unsigned int pin_def_confs;

	/* multichannel pins */
	hda_nid_t multich_pin[4]; /* max 8-channel */
	struct hda_verb multi_init[9]; /* 2 verbs for each pin + terminator */
	};

	/*
	* input MUX
	*/
	static int cmi_mux_enum_info(struct snd_kcontrol kcontrol, struct snd_ctl_elem_info uinfo)
	{
	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
	struct cmi_spec *spec = codec->spec;
	return snd_hda_input_mux_info(spec->input_mux, uinfo);
	}

	static int cmi_mux_enum_get(struct snd_kcontrol kcontrol, struct snd_ctl_elem_value ucontrol)
	{
	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
	struct cmi_spec *spec = codec->spec;
	unsigned int adc_idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);

	ucontrol->value.enumerated.item[0] = spec->cur_mux[adc_idx];
	return 0;
	}

	static int cmi_mux_enum_put(struct snd_kcontrol kcontrol, struct snd_ctl_elem_value ucontrol)
	{
	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
	struct cmi_spec *spec = codec->spec;
	unsigned int adc_idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);

	return snd_hda_input_mux_put(codec, spec->input_mux, ucontrol,
	spec->adc_nids[adc_idx], &spec->cur_mux[adc_idx]);
	}

	/*
	* shared line-in, mic for surrounds
	*/

	/* 3-stack / 2 channel */
	static struct hda_verb cmi9880_ch2_init[] = {
	/* set line-in PIN for input */
	{ 0x0c, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_IN },
	/* set mic PIN for input, also enable vref */
	{ 0x0d, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_VREF80 },
	/* route front PCM (DAC1) to HP */
	{ 0x0f, AC_VERB_SET_CONNECT_SEL, 0x00 },
	{}
	};

	/* 3-stack / 6 channel */
	static struct hda_verb cmi9880_ch6_init[] = {
	/* set line-in PIN for output */
	{ 0x0c, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT },
	/* set mic PIN for output */
	{ 0x0d, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT },
	/* route front PCM (DAC1) to HP */
	{ 0x0f, AC_VERB_SET_CONNECT_SEL, 0x00 },
	{}
	};

	/* 3-stack+front / 8 channel */
	static struct hda_verb cmi9880_ch8_init[] = {
	/* set line-in PIN for output */
	{ 0x0c, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT },
	/* set mic PIN for output */
	{ 0x0d, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT },
	/* route rear-surround PCM (DAC4) to HP */
	{ 0x0f, AC_VERB_SET_CONNECT_SEL, 0x03 },
	{}
	};

	static struct hda_channel_mode cmi9880_channel_modes[3] = {
	{ 2, cmi9880_ch2_init },
	{ 6, cmi9880_ch6_init },
	{ 8, cmi9880_ch8_init },
	};

	static int cmi_ch_mode_info(struct snd_kcontrol kcontrol, struct snd_ctl_elem_info uinfo)
	{
	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
	struct cmi_spec *spec = codec->spec;
	return snd_hda_ch_mode_info(codec, uinfo, spec->channel_modes,
	spec->num_channel_modes);
	}

	static int cmi_ch_mode_get(struct snd_kcontrol kcontrol, struct snd_ctl_elem_value ucontrol)
	{
	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
	struct cmi_spec *spec = codec->spec;
	return snd_hda_ch_mode_get(codec, ucontrol, spec->channel_modes,
	spec->num_channel_modes, spec->multiout.max_channels);
	}

	static int cmi_ch_mode_put(struct snd_kcontrol kcontrol, struct snd_ctl_elem_value ucontrol)
	{
	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
	struct cmi_spec *spec = codec->spec;
	return snd_hda_ch_mode_put(codec, ucontrol, spec->channel_modes,
	spec->num_channel_modes, &spec->multiout.max_channels);
	}

	/*
	*/
	static struct snd_kcontrol_new cmi9880_basic_mixer[] = {
	/* CMI9880 has no playback volumes! */
	HDA_CODEC_MUTE("PCM Playback Switch", 0x03, 0x0, HDA_OUTPUT), /* front */
	HDA_CODEC_MUTE("Surround Playback Switch", 0x04, 0x0, HDA_OUTPUT),
	HDA_CODEC_MUTE_MONO("Center Playback Switch", 0x05, 1, 0x0, HDA_OUTPUT),
	HDA_CODEC_MUTE_MONO("LFE Playback Switch", 0x05, 2, 0x0, HDA_OUTPUT),
	HDA_CODEC_MUTE("Side Playback Switch", 0x06, 0x0, HDA_OUTPUT),
	{
	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
	/* The multiple "Capture Source" controls confuse alsamixer
	* So call somewhat different..
	* FIXME: the controls appear in the "playback" view!
	*/
	/* .name = "Capture Source", */
	.name = "Input Source",
	.count = 2,
	.info = cmi_mux_enum_info,
	.get = cmi_mux_enum_get,
	.put = cmi_mux_enum_put,
	},
	HDA_CODEC_VOLUME("Capture Volume", 0x08, 0, HDA_INPUT),
	HDA_CODEC_VOLUME_IDX("Capture Volume", 1, 0x09, 0, HDA_INPUT),
	HDA_CODEC_MUTE("Capture Switch", 0x08, 0, HDA_INPUT),
	HDA_CODEC_MUTE_IDX("Capture Switch", 1, 0x09, 0, HDA_INPUT),
	HDA_CODEC_VOLUME("PC Speaker Playback Volume", 0x23, 0, HDA_OUTPUT),
	HDA_CODEC_MUTE("PC Speaker Playback Switch", 0x23, 0, HDA_OUTPUT),
	{ } /* end */
	};

	/*
	* shared I/O pins
	*/
	static struct snd_kcontrol_new cmi9880_ch_mode_mixer[] = {
	{
	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
	.name = "Channel Mode",
	.info = cmi_ch_mode_info,
	.get = cmi_ch_mode_get,
	.put = cmi_ch_mode_put,
	},
	{ } /* end */
	};

	/* AUD-in selections:
	* 0x0b 0x0c 0x0d 0x0e 0x0f 0x10 0x11 0x1f 0x20
	*/
	static struct hda_input_mux cmi9880_basic_mux = {
	.num_items = 4,
	.items = {
	{ "Front Mic", 0x5 },
	{ "Rear Mic", 0x2 },
	{ "Line", 0x1 },
	{ "CD", 0x7 },
	}
	};

	static struct hda_input_mux cmi9880_no_line_mux = {
	.num_items = 3,
	.items = {
	{ "Front Mic", 0x5 },
	{ "Rear Mic", 0x2 },
	{ "CD", 0x7 },
	}
	};

	/* front, rear, clfe, rear_surr */
	static hda_nid_t cmi9880_dac_nids[4] = {
	0x03, 0x04, 0x05, 0x06
	};
	/* ADC0, ADC1 */
	static hda_nid_t cmi9880_adc_nids[2] = {
	0x08, 0x09
	};

	#define CMI_DIG_OUT_NID 0x07
	#define CMI_DIG_IN_NID 0x0a

	/*
	*/
	static struct hda_verb cmi9880_basic_init[] = {
	/* port-D for line out (rear panel) */
	{ 0x0b, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_HP },
	/* port-E for HP out (front panel) */
	{ 0x0f, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_HP },
	/* route front PCM to HP */
	{ 0x0f, AC_VERB_SET_CONNECT_SEL, 0x00 },
	/* port-A for surround (rear panel) */
	{ 0x0e, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_HP },
	/* port-G for CLFE (rear panel) */
	{ 0x1f, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_HP },
	{ 0x1f, AC_VERB_SET_CONNECT_SEL, 0x02 },
	/* port-H for side (rear panel) */
	{ 0x20, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_HP },
	{ 0x20, AC_VERB_SET_CONNECT_SEL, 0x01 },
	/* port-C for line-in (rear panel) */
	{ 0x0c, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_IN },
	/* port-B for mic-in (rear panel) with vref */
	{ 0x0d, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_VREF80 },
	/* port-F for mic-in (front panel) with vref */
	{ 0x10, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_VREF80 },
	/* CD-in */
	{ 0x11, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_IN },
	/* route front mic to ADC1/2 */
	{ 0x08, AC_VERB_SET_CONNECT_SEL, 0x05 },
	{ 0x09, AC_VERB_SET_CONNECT_SEL, 0x05 },
	{} /* terminator */
	};

	static struct hda_verb cmi9880_allout_init[] = {
	/* port-D for line out (rear panel) */
	{ 0x0b, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_HP },
	/* port-E for HP out (front panel) */
	{ 0x0f, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_HP },
	/* route front PCM to HP */
	{ 0x0f, AC_VERB_SET_CONNECT_SEL, 0x00 },
	/* port-A for side (rear panel) */
	{ 0x0e, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_HP },
	/* port-G for CLFE (rear panel) */
	{ 0x1f, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_HP },
	{ 0x1f, AC_VERB_SET_CONNECT_SEL, 0x02 },
	/* port-H for side (rear panel) */
	{ 0x20, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_HP },
	{ 0x20, AC_VERB_SET_CONNECT_SEL, 0x01 },
	/* port-C for surround (rear panel) */
	{ 0x0c, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_HP },
	/* port-B for mic-in (rear panel) with vref */
	{ 0x0d, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_VREF80 },
	/* port-F for mic-in (front panel) with vref */
	{ 0x10, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_VREF80 },
	/* CD-in */
	{ 0x11, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_IN },
	/* route front mic to ADC1/2 */
	{ 0x08, AC_VERB_SET_CONNECT_SEL, 0x05 },
	{ 0x09, AC_VERB_SET_CONNECT_SEL, 0x05 },
	{} /* terminator */
	};

	/*
	*/
	static int cmi9880_build_controls(struct hda_codec *codec)
	{
	struct cmi_spec *spec = codec->spec;
	int err;

	err = snd_hda_add_new_ctls(codec, cmi9880_basic_mixer);
	if (err < 0)
	return err;
	if (spec->channel_modes) {
	err = snd_hda_add_new_ctls(codec, cmi9880_ch_mode_mixer);
	if (err < 0)
	return err;
	}
	if (spec->multiout.dig_out_nid) {
	err = snd_hda_create_spdif_out_ctls(codec, spec->multiout.dig_out_nid);
	if (err < 0)
	return err;
	}
	if (spec->dig_in_nid) {
	err = snd_hda_create_spdif_in_ctls(codec, spec->dig_in_nid);
	if (err < 0)
	return err;
	}
	return 0;
	}

	/* fill in the multi_dac_nids table, which will decide
	which audio widget to use for each channel */
	static int cmi9880_fill_multi_dac_nids(struct hda_codec codec, const struct auto_pin_cfg cfg)
	{
	struct cmi_spec *spec = codec->spec;
	hda_nid_t nid;
	int assigned[4];
	int i, j;

	/* clear the table, only one c-media dac assumed here */
	memset(spec->dac_nids, 0, sizeof(spec->dac_nids));
	memset(assigned, 0, sizeof(assigned));
	/* check the pins we found */
	for (i = 0; i < cfg->line_outs; i++) {
	nid = cfg->line_out_pins[i];
	/* nid 0x0b~0x0e is hardwired to audio widget 0x3~0x6 */
	if (nid >= 0x0b && nid <= 0x0e) {
	spec->dac_nids[i] = (nid - 0x0b) + 0x03;
	assigned[nid - 0x0b] = 1;
	}
	}
	/* left pin can be connect to any audio widget */
	for (i = 0; i < cfg->line_outs; i++) {
	nid = cfg->line_out_pins[i];
	if (nid <= 0x0e)
	continue;
	/* search for an empty channel */
	for (j = 0; j < cfg->line_outs; j++) {
	if (! assigned[j]) {
	spec->dac_nids[i] = j + 0x03;
	assigned[j] = 1;
	break;
	}
	}
	}
	spec->num_dacs = cfg->line_outs;
	return 0;
	}

	/* create multi_init table, which is used for multichannel initialization */
	static int cmi9880_fill_multi_init(struct hda_codec codec, const struct auto_pin_cfg cfg)
	{
	struct cmi_spec *spec = codec->spec;
	hda_nid_t nid;
	int i, j, k, len;

	/* clear the table, only one c-media dac assumed here */
	memset(spec->multi_init, 0, sizeof(spec->multi_init));
	for (j = 0, i = 0; i < cfg->line_outs; i++) {
	hda_nid_t conn[4];
	nid = cfg->line_out_pins[i];
	/* set as output */
	spec->multi_init[j].nid = nid;
	spec->multi_init[j].verb = AC_VERB_SET_PIN_WIDGET_CONTROL;
	spec->multi_init[j].param = PIN_OUT;
	j++;
	if (nid > 0x0e) {
	/* set connection */
	spec->multi_init[j].nid = nid;
	spec->multi_init[j].verb = AC_VERB_SET_CONNECT_SEL;
	spec->multi_init[j].param = 0;
	/* find the index in connect list */
	len = snd_hda_get_connections(codec, nid, conn, 4);
	for (k = 0; k < len; k++)
	if (conn[k] == spec->dac_nids[i]) {
	spec->multi_init[j].param = k;
	break;
	}
	j++;
	}
	}
	return 0;
	}

	static int cmi9880_init(struct hda_codec *codec)
	{
	struct cmi_spec *spec = codec->spec;
	if (spec->board_config == CMI_ALLOUT)
	snd_hda_sequence_write(codec, cmi9880_allout_init);
	else
	snd_hda_sequence_write(codec, cmi9880_basic_init);
	if (spec->board_config == CMI_AUTO)
	snd_hda_sequence_write(codec, spec->multi_init);
	return 0;
	}

	/*
	* Analog playback callbacks
	*/
	static int cmi9880_playback_pcm_open(struct hda_pcm_stream *hinfo,
	struct hda_codec *codec,
	struct snd_pcm_substream *substream)
	{
	struct cmi_spec *spec = codec->spec;
	return snd_hda_multi_out_analog_open(codec, &spec->multiout, substream);
	}

	static int cmi9880_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 cmi_spec *spec = codec->spec;
	return snd_hda_multi_out_analog_prepare(codec, &spec->multiout, stream_tag,
	format, substream);
	}

	static int cmi9880_playback_pcm_cleanup(struct hda_pcm_stream *hinfo,
	struct hda_codec *codec,
	struct snd_pcm_substream *substream)
	{
	struct cmi_spec *spec = codec->spec;
	return snd_hda_multi_out_analog_cleanup(codec, &spec->multiout);
	}

	/*
	* Digital out
	*/
	static int cmi9880_dig_playback_pcm_open(struct hda_pcm_stream *hinfo,
	struct hda_codec *codec,
	struct snd_pcm_substream *substream)
	{
	struct cmi_spec *spec = codec->spec;
	return snd_hda_multi_out_dig_open(codec, &spec->multiout);
	}

	static int cmi9880_dig_playback_pcm_close(struct hda_pcm_stream *hinfo,
	struct hda_codec *codec,
	struct snd_pcm_substream *substream)
	{
	struct cmi_spec *spec = codec->spec;
	return snd_hda_multi_out_dig_close(codec, &spec->multiout);
	}

	static int cmi9880_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 cmi_spec *spec = codec->spec;
	return snd_hda_multi_out_dig_prepare(codec, &spec->multiout, stream_tag,
	format, substream);
	}

	/*
	* Analog capture
	*/
	static int cmi9880_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 cmi_spec *spec = codec->spec;

	snd_hda_codec_setup_stream(codec, spec->adc_nids[substream->number],
	stream_tag, 0, format);
	return 0;
	}

	static int cmi9880_capture_pcm_cleanup(struct hda_pcm_stream *hinfo,
	struct hda_codec *codec,
	struct snd_pcm_substream *substream)
	{
	struct cmi_spec *spec = codec->spec;

	snd_hda_codec_setup_stream(codec, spec->adc_nids[substream->number], 0, 0, 0);
	return 0;
	}


	/*
	*/
	static struct hda_pcm_stream cmi9880_pcm_analog_playback = {
	.substreams = 1,
	.channels_min = 2,
	.channels_max = 8,
	.nid = 0x03, /* NID to query formats and rates */
	.ops = {
	.open = cmi9880_playback_pcm_open,
	.prepare = cmi9880_playback_pcm_prepare,
	.cleanup = cmi9880_playback_pcm_cleanup
	},
	};

	static struct hda_pcm_stream cmi9880_pcm_analog_capture = {
	.substreams = 2,
	.channels_min = 2,
	.channels_max = 2,
	.nid = 0x08, /* NID to query formats and rates */
	.ops = {
	.prepare = cmi9880_capture_pcm_prepare,
	.cleanup = cmi9880_capture_pcm_cleanup
	},
	};

	static struct hda_pcm_stream cmi9880_pcm_digital_playback = {
	.substreams = 1,
	.channels_min = 2,
	.channels_max = 2,
	/* NID is set in cmi9880_build_pcms */
	.ops = {
	.open = cmi9880_dig_playback_pcm_open,
	.close = cmi9880_dig_playback_pcm_close,
	.prepare = cmi9880_dig_playback_pcm_prepare
	},
	};

	static struct hda_pcm_stream cmi9880_pcm_digital_capture = {
	.substreams = 1,
	.channels_min = 2,
	.channels_max = 2,
	/* NID is set in cmi9880_build_pcms */
	};

	static int cmi9880_build_pcms(struct hda_codec *codec)
	{
	struct cmi_spec *spec = codec->spec;
	struct hda_pcm *info = spec->pcm_rec;

	codec->num_pcms = 1;
	codec->pcm_info = info;

	info->name = "CMI9880";
	info->stream[SNDRV_PCM_STREAM_PLAYBACK] = cmi9880_pcm_analog_playback;
	info->stream[SNDRV_PCM_STREAM_CAPTURE] = cmi9880_pcm_analog_capture;

	if (spec->multiout.dig_out_nid \|\| spec->dig_in_nid) {
	codec->num_pcms++;
	info++;
	info->name = "CMI9880 Digital";
	if (spec->multiout.dig_out_nid) {
	info->stream[SNDRV_PCM_STREAM_PLAYBACK] = cmi9880_pcm_digital_playback;
	info->stream[SNDRV_PCM_STREAM_PLAYBACK].nid = spec->multiout.dig_out_nid;
	}
	if (spec->dig_in_nid) {
	info->stream[SNDRV_PCM_STREAM_CAPTURE] = cmi9880_pcm_digital_capture;
	info->stream[SNDRV_PCM_STREAM_CAPTURE].nid = spec->dig_in_nid;
	}
	}

	return 0;
	}

	static void cmi9880_free(struct hda_codec *codec)
	{
	kfree(codec->spec);
	}

	/*
	*/

	static const char *cmi9880_models[CMI_MODELS] = {
	[CMI_MINIMAL] = "minimal",
	[CMI_MIN_FP] = "min_fp",
	[CMI_FULL] = "full",
	[CMI_FULL_DIG] = "full_dig",
	[CMI_ALLOUT] = "allout",
	[CMI_AUTO] = "auto",
	};

	static struct snd_pci_quirk cmi9880_cfg_tbl[] = {
	SND_PCI_QUIRK(0x1043, 0x813d, "ASUS P5AD2", CMI_FULL_DIG),
	{} /* terminator */
	};

	static struct hda_codec_ops cmi9880_patch_ops = {
	.build_controls = cmi9880_build_controls,
	.build_pcms = cmi9880_build_pcms,
	.init = cmi9880_init,
	.free = cmi9880_free,
	};

	static int patch_cmi9880(struct hda_codec *codec)
	{
	struct cmi_spec *spec;

	spec = kzalloc(sizeof(*spec), GFP_KERNEL);
	if (spec == NULL)
	return -ENOMEM;

	codec->spec = spec;
	spec->board_config = snd_hda_check_board_config(codec, CMI_MODELS,
	cmi9880_models,
	cmi9880_cfg_tbl);
	if (spec->board_config < 0) {
	snd_printdd(KERN_INFO "hda_codec: Unknown model for CMI9880\n");
	spec->board_config = CMI_AUTO; /* try everything */
	}

	/* copy default DAC NIDs */
	memcpy(spec->dac_nids, cmi9880_dac_nids, sizeof(spec->dac_nids));
	spec->num_dacs = 4;

	switch (spec->board_config) {
	case CMI_MINIMAL:
	case CMI_MIN_FP:
	spec->channel_modes = cmi9880_channel_modes;
	if (spec->board_config == CMI_MINIMAL)
	spec->num_channel_modes = 2;
	else {
	spec->front_panel = 1;
	spec->num_channel_modes = 3;
	}
	spec->multiout.max_channels = cmi9880_channel_modes[0].channels;
	spec->input_mux = &cmi9880_basic_mux;
	break;
	case CMI_FULL:
	case CMI_FULL_DIG:
	spec->front_panel = 1;
	spec->multiout.max_channels = 8;
	spec->input_mux = &cmi9880_basic_mux;
	if (spec->board_config == CMI_FULL_DIG) {
	spec->multiout.dig_out_nid = CMI_DIG_OUT_NID;
	spec->dig_in_nid = CMI_DIG_IN_NID;
	}
	break;
	case CMI_ALLOUT:
	spec->front_panel = 1;
	spec->multiout.max_channels = 8;
	spec->no_line_in = 1;
	spec->input_mux = &cmi9880_no_line_mux;
	spec->multiout.dig_out_nid = CMI_DIG_OUT_NID;
	break;
	case CMI_AUTO:
	{
	unsigned int port_e, port_f, port_g, port_h;
	unsigned int port_spdifi, port_spdifo;
	struct auto_pin_cfg cfg;

	/* collect pin default configuration */
	port_e = snd_hda_codec_read(codec, 0x0f, 0, AC_VERB_GET_CONFIG_DEFAULT, 0);
	port_f = snd_hda_codec_read(codec, 0x10, 0, AC_VERB_GET_CONFIG_DEFAULT, 0);
	spec->front_panel = 1;
	if (get_defcfg_connect(port_e) == AC_JACK_PORT_NONE \|\|
	get_defcfg_connect(port_f) == AC_JACK_PORT_NONE) {
	port_g = snd_hda_codec_read(codec, 0x1f, 0, AC_VERB_GET_CONFIG_DEFAULT, 0);
	port_h = snd_hda_codec_read(codec, 0x20, 0, AC_VERB_GET_CONFIG_DEFAULT, 0);
	spec->channel_modes = cmi9880_channel_modes;
	/* no front panel */
	if (get_defcfg_connect(port_g) == AC_JACK_PORT_NONE \|\|
	get_defcfg_connect(port_h) == AC_JACK_PORT_NONE) {
	/* no optional rear panel */
	spec->board_config = CMI_MINIMAL;
	spec->front_panel = 0;
	spec->num_channel_modes = 2;
	} else {
	spec->board_config = CMI_MIN_FP;
	spec->num_channel_modes = 3;
	}
	spec->input_mux = &cmi9880_basic_mux;
	spec->multiout.max_channels = cmi9880_channel_modes[0].channels;
	} else {
	spec->input_mux = &cmi9880_basic_mux;
	port_spdifi = snd_hda_codec_read(codec, 0x13, 0, AC_VERB_GET_CONFIG_DEFAULT, 0);
	port_spdifo = snd_hda_codec_read(codec, 0x12, 0, AC_VERB_GET_CONFIG_DEFAULT, 0);
	if (get_defcfg_connect(port_spdifo) != AC_JACK_PORT_NONE)
	spec->multiout.dig_out_nid = CMI_DIG_OUT_NID;
	if (get_defcfg_connect(port_spdifi) != AC_JACK_PORT_NONE)
	spec->dig_in_nid = CMI_DIG_IN_NID;
	spec->multiout.max_channels = 8;
	}
	snd_hda_parse_pin_def_config(codec, &cfg, NULL);
	if (cfg.line_outs) {
	spec->multiout.max_channels = cfg.line_outs * 2;
	cmi9880_fill_multi_dac_nids(codec, &cfg);
	cmi9880_fill_multi_init(codec, &cfg);
	} else
	snd_printd("patch_cmedia: cannot detect association in defcfg\n");
	break;
	}
	}

	spec->multiout.num_dacs = spec->num_dacs;
	spec->multiout.dac_nids = spec->dac_nids;

	spec->adc_nids = cmi9880_adc_nids;

	codec->patch_ops = cmi9880_patch_ops;

	return 0;
	}

	/*
	* patch entries
	*/
	struct hda_codec_preset snd_hda_preset_cmedia[] = {
	{ .id = 0x13f69880, .name = "CMI9880", .patch = patch_cmi9880 },
	{ .id = 0x434d4980, .name = "CMI9880", .patch = patch_cmi9880 },
	{} /* terminator */
	};