path: root/sound/pci/hda/patch_cirrus.c

/*
 * 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 {
	int board_config;
	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];

	unsigned int gpio_mask;
	unsigned int gpio_dir;
	unsigned int gpio_data;

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

	unsigned int hp_detect:1;
	unsigned int mic_detect:1;
};

/* available models */
enum {
	CS420X_MBP55,
	CS420X_IMAC27,
	CS420X_AUTO,
	CS420X_MODELS
};

/* Vendor-specific processing widget */
#define CS420X_VENDOR_NID	0x11
#define CS_DIG_OUT1_PIN_NID	0x10
#define CS_DIG_OUT2_PIN_NID	0x15
#define CS_DMIC1_PIN_NID	0x12
#define CS_DMIC2_PIN_NID	0x0e

/* coef indices */
#define IDX_SPDIF_STAT		0x0000
#define IDX_SPDIF_CTL		0x0001
#define IDX_ADC_CFG		0x0002
/* SZC bitmask, 4 modes below:
 * 0 = immediate,
 * 1 = digital immediate, analog zero-cross
 * 2 = digtail & analog soft-ramp
 * 3 = digital soft-ramp, analog zero-cross
 */
#define   CS_COEF_ADC_SZC_MASK		(3 << 0)
#define   CS_COEF_ADC_MIC_SZC_MODE	(3 << 0) /* SZC setup for mic */
#define   CS_COEF_ADC_LI_SZC_MODE	(3 << 0) /* SZC setup for line-in */
/* PGA mode: 0 = differential, 1 = signle-ended */
#define   CS_COEF_ADC_MIC_PGA_MODE	(1 << 5) /* PGA setup for mic */
#define   CS_COEF_ADC_LI_PGA_MODE	(1 << 6) /* PGA setup for line-in */
#define IDX_DAC_CFG		0x0003
/* SZC bitmask, 4 modes below:
 * 0 = Immediate
 * 1 = zero-cross
 * 2 = soft-ramp
 * 3 = soft-ramp on zero-cross
 */
#define   CS_COEF_DAC_HP_SZC_MODE	(3 << 0) /* nid 0x02 */
#define   CS_COEF_DAC_LO_SZC_MODE	(3 << 2) /* nid 0x03 */
#define   CS_COEF_DAC_SPK_SZC_MODE	(3 << 4) /* nid 0x04 */

#define IDX_BEEP_CFG		0x0004
/* 0x0008 - test reg key */
/* 0x0009 - 0x0014 -> 12 test regs */
/* 0x0015 - visibility reg */


static inline int cs_vendor_coef_get(struct hda_codec *codec, unsigned int idx)
{
	snd_hda_codec_write(codec, CS420X_VENDOR_NID, 0,
			    AC_VERB_SET_COEF_INDEX, idx);
	return snd_hda_codec_read(codec, CS420X_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,
			    AC_VERB_SET_COEF_INDEX, idx);
	snd_hda_codec_write(