[GitHub/mt8127/android_kernel_alcatel_ttab.git] / sound / pci / oxygen / hifier.c

/*
 * C-Media CMI8788 driver for the MediaTek/TempoTec HiFier Fantasia
 *
 * Copyright (c) Clemens Ladisch <clemens@ladisch.de>
 *
 *
 *  This driver is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License, version 2.
 *
 *  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 driver; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
 */

/*
 * CMI8788:
 *
 * SPI 0 -> AK4396
 */

#include <linux/delay.h>
#include <linux/pci.h>
#include <sound/control.h>
#include <sound/core.h>
#include <sound/initval.h>
#include <sound/pcm.h>
#include <sound/tlv.h>
#include "oxygen.h"
#include "ak4396.h"

MODULE_AUTHOR("Clemens Ladisch <clemens@ladisch.de>");
MODULE_DESCRIPTION("TempoTec HiFier driver");
MODULE_LICENSE("GPL v2");

static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;
static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;
static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;

module_param_array(index, int, NULL, 0444);
MODULE_PARM_DESC(index, "card index");
module_param_array(id, charp, NULL, 0444);
MODULE_PARM_DESC(id, "ID string");
module_param_array(enable, bool, NULL, 0444);
MODULE_PARM_DESC(enable, "enable card");

static DEFINE_PCI_DEVICE_TABLE(hifier_ids) = {
	{ OXYGEN_PCI_SUBID(0x14c3, 0x1710) },
	{ OXYGEN_PCI_SUBID(0x14c3, 0x1711) },
	{ OXYGEN_PCI_SUBID_BROKEN_EEPROM },
	{ }
};
MODULE_DEVICE_TABLE(pci, hifier_ids);

struct hifier_data {
	u8 ak4396_regs[5];
};

static void ak4396_write(struct oxygen *chip, u8 reg, u8 value)
{
	struct hifier_data *data = chip->model_data;

	oxygen_write_spi(chip, OXYGEN_SPI_TRIGGER  |
			 OXYGEN_SPI_DATA_LENGTH_2 |
			 OXYGEN_SPI_CLOCK_160 |
			 (0 << OXYGEN_SPI_CODEC_SHIFT) |
			 OXYGEN_SPI_CEN_LATCH_CLOCK_HI,
			 AK4396_WRITE | (reg << 8) | value);
	data->ak4396_regs[reg] = value;
}

static void ak4396_write_cached(struct oxygen *chip, u8 reg, u8 value)
{
	struct hifier_data *data = chip->model_data;

	if (value != data->ak4396_regs[reg])
		ak4396_write(chip, reg, value);
}

static void hifier_registers_init(struct oxygen *chip)
{
	struct hifier_data *data = chip->model_data;

	ak4396_write(chip, AK4396_CONTROL_1, AK4396_DIF_24_MSB | AK4396_RSTN);
	ak4396_write(chip, AK4396_CONTROL_2,
		     data->ak4396_regs[AK4396_CONTROL_2]);
	ak4396_write(chip, AK4396_CONTROL_3, AK4396_PCM);
	ak4396_write(chip, AK4396_LCH_ATT, chip->dac_volume[0]);
	ak4396_write(chip, AK4396_RCH_ATT, chip->dac_volume[1]);
}

static void hifier_init(struct oxygen *chip)
{
	struct hifier_data *data = chip->model_data;

	data->ak4396_regs[AK4396_CONTROL_2] =
		AK4396_SMUTE | AK4396_DEM_OFF | AK4396_DFS_NORMAL;
	hifier_registers_init(chip);

	snd_component_add(chip->card, "AK4396");
	snd_component_add(chip->card, "CS5340");
}

static void hifier_cleanup(struct oxygen *chip)
{
}

static void hifier_resume(struct oxygen *chip)
{
	hifier_registers_init(chip);
}

static void set_ak4396_params(struct oxygen *chip,
			       struct snd_pcm_hw_params *params)
{
	struct hifier_data *data = chip->model_data;
	u8 value;

	value = data->ak4396_regs[AK4396_CONTROL_2] & ~AK4396_DFS_MASK;
	if (params_rate(params) <= 54000)
		value |= AK4396_DFS_NORMAL;
	else if (params_rate(params) <= 108000)
		value |= AK4396_DFS_DOUBLE;
	else
		value |= AK4396_DFS_QUAD;

	msleep(1); /* wait for the new MCLK to become stable */

	if (value != data->ak4396_regs[AK4396_CONTROL_2]) {
		ak4396_write(chip, AK4396_CONTROL_1,
			     AK4396_DIF_24_MSB);
		ak4396_write(chip, AK4396_CONTROL_2, value);
		ak4396_write(chip, AK4396_CONTROL_1,
			     AK4396_DIF_24_MSB | AK4396_RSTN);
	}
}

static void update_ak4396_volume(struct oxygen *chip)
{
	ak4396_write_cached(chip, AK4396_LCH_ATT, chip->dac_volume[0]);
	ak4396_write_cached(chip, AK4396_RCH_ATT, chip->dac_volume[1]);
}

static void update_ak4396_mute(struct oxygen *chip)
{
	struct hifier_data *data = chip->model_data;
	u8 value;

	value = data->ak4396_regs[AK4396_CONTROL_2] & ~AK4396_SMUTE;
	if (chip->dac_mute)
		value |= AK4396_SMUTE;
	ak4396_write_cached(chip, AK4396_CONTROL_2, value);
}

static void set_cs5340_params(struct oxygen *chip,
			      struct snd_pcm_hw_params *params)
{
}

static const DECLARE_TLV_DB_LINEAR(ak4396_db_scale, TLV_DB_GAIN_MUTE, 0);

static const struct oxygen_model model_hifier = {
	.shortname = "C-Media CMI8787",
	.longname = "C-Media Oxygen HD Audio",
	.chip = "CMI8788",
	.init = hifier_init,
	.cleanup = hifier_cleanup,
	.resume = hifier_resume,
	.get_i2s_mclk = oxygen_default_i2s_mclk,
	.set_dac_params = set_ak4396_params,
	.set_adc_params = set_cs5340_params,
	.update_dac_volume = update_ak4396_volume,
	.update_dac_mute = update_ak4396_mute,
	.dac_tlv = ak4396_db_scale,
	.model_data_size = sizeof(struct hifier_data),
	.device_config = PLAYBACK_0_TO_I2S |
			 PLAYBACK_1_TO_SPDIF |
			 CAPTURE_0_FROM_I2S_1,
	.dac_channels = 2,
	.dac_volume_min = 0,
	.dac_volume_max = 255,
	.function_flags = OXYGEN_FUNCTION_SPI,
	.dac_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
	.adc_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
};

static int __devinit get_hifier_model(struct oxygen *chip,
				      const struct pci_device_id *id)
{
	chip->model = model_hifier;
	return 0;
}

static int __devinit hifier_probe(struct pci_dev *pci,
				  const struct pci_device_id *pci_id)
{
	static int dev;
	int err;

	if (dev >= SNDRV_CARDS)
		return -ENODEV;
	if (!enable[dev]) {
		++dev;
		return -ENOENT;
	}
	err = oxygen_pci_probe(pci, index[dev], id[dev], THIS_MODULE,
			       hifier_ids, get_hifier_model);
	if (err >= 0)
		++dev;
	return err;
}

static struct pci_driver hifier_driver = {
	.name = "CMI8787HiFier",
	.id_table = hifier_ids,
	.probe = hifier_probe,
	.remove = __devexit_p(oxygen_pci_remove),
#ifdef CONFIG_PM
	.suspend = oxygen_pci_suspend,
	.resume = oxygen_pci_resume,
#endif
};

static int __init alsa_card_hifier_init(void)
{
	return pci_register_driver(&hifier_driver);
}

static void __exit alsa_card_hifier_exit(void)
{
	pci_unregister_driver(&hifier_driver);
}

module_init(alsa_card_hifier_init)
module_exit(alsa_card_hifier_exit)
Commit	Line	Data
c626026d CL	1	/*
	2	* C-Media CMI8788 driver for the MediaTek/TempoTec HiFier Fantasia
	3	*
	4	* Copyright (c) Clemens Ladisch <clemens@ladisch.de>
	5	*
	6	*
	7	* This driver is free software; you can redistribute it and/or modify
	8	* it under the terms of the GNU General Public License, version 2.
	9	*
	10	* This driver is distributed in the hope that it will be useful,
	11	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	12	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	13	* GNU General Public License for more details.
	14	*
	15	* You should have received a copy of the GNU General Public License
	16	* along with this driver; if not, write to the Free Software
	17	* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
	18	*/
	19
dc0adf48 CL	20	/*
	21	* CMI8788:
	22	*
	23	* SPI 0 -> AK4396
	24	*/
	25
df91bc23	26	#include <linux/delay.h>
c626026d CL	27	#include <linux/pci.h>
	28	#include <sound/control.h>
	29	#include <sound/core.h>
	30	#include <sound/initval.h>
	31	#include <sound/pcm.h>
	32	#include <sound/tlv.h>
	33	#include "oxygen.h"
	34	#include "ak4396.h"
	35
	36	MODULE_AUTHOR("Clemens Ladisch <clemens@ladisch.de>");
	37	MODULE_DESCRIPTION("TempoTec HiFier driver");
d023dc0a	38	MODULE_LICENSE("GPL v2");
c626026d CL	39
	40	static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;
	41	static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;
	42	static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;
	43
	44	module_param_array(index, int, NULL, 0444);
	45	MODULE_PARM_DESC(index, "card index");
	46	module_param_array(id, charp, NULL, 0444);
	47	MODULE_PARM_DESC(id, "ID string");
	48	module_param_array(enable, bool, NULL, 0444);
	49	MODULE_PARM_DESC(enable, "enable card");
	50
cebe41d4	51	static DEFINE_PCI_DEVICE_TABLE(hifier_ids) = {
c626026d CL	52	{ OXYGEN_PCI_SUBID(0x14c3, 0x1710) },
c626026d CL	53	{ OXYGEN_PCI_SUBID(0x14c3, 0x1711) },
30459d7b	54	{ OXYGEN_PCI_SUBID_BROKEN_EEPROM },
c626026d CL	55	{ }
	56	};
	57	MODULE_DEVICE_TABLE(pci, hifier_ids);
	58
	59	struct hifier_data {
6f0de3ce	60	u8 ak4396_regs[5];
c626026d CL	61	};
	62
	63	static void ak4396_write(struct oxygen *chip, u8 reg, u8 value)
	64	{
6f0de3ce CL	65	struct hifier_data *data = chip->model_data;
6f0de3ce CL	66
c626026d CL	67	oxygen_write_spi(chip, OXYGEN_SPI_TRIGGER \|
c626026d CL	68	OXYGEN_SPI_DATA_LENGTH_2 \|
2ea85986	69	OXYGEN_SPI_CLOCK_160 \|
c626026d CL	70	(0 << OXYGEN_SPI_CODEC_SHIFT) \|
	71	OXYGEN_SPI_CEN_LATCH_CLOCK_HI,
	72	AK4396_WRITE \| (reg << 8) \| value);
6f0de3ce	73	data->ak4396_regs[reg] = value;
c626026d CL	74	}
c626026d CL	75
6f0de3ce	76	static void ak4396_write_cached(struct oxygen *chip, u8 reg, u8 value)
bbbfb552	77	{
6f0de3ce CL	78	struct hifier_data *data = chip->model_data;
	79
	80	if (value != data->ak4396_regs[reg])
	81	ak4396_write(chip, reg, value);
bbbfb552 CL	82	}
bbbfb552 CL	83
75146fc0	84	static void hifier_registers_init(struct oxygen *chip)
c626026d CL	85	{
	86	struct hifier_data *data = chip->model_data;
	87
c626026d	88	ak4396_write(chip, AK4396_CONTROL_1, AK4396_DIF_24_MSB \| AK4396_RSTN);
6f0de3ce CL	89	ak4396_write(chip, AK4396_CONTROL_2,
6f0de3ce CL	90	data->ak4396_regs[AK4396_CONTROL_2]);
c626026d	91	ak4396_write(chip, AK4396_CONTROL_3, AK4396_PCM);
6f0de3ce CL	92	ak4396_write(chip, AK4396_LCH_ATT, chip->dac_volume[0]);
6f0de3ce CL	93	ak4396_write(chip, AK4396_RCH_ATT, chip->dac_volume[1]);
75146fc0 CL	94	}
	95
	96	static void hifier_init(struct oxygen *chip)
	97	{
	98	struct hifier_data *data = chip->model_data;
	99
6f0de3ce CL	100	data->ak4396_regs[AK4396_CONTROL_2] =
6f0de3ce CL	101	AK4396_SMUTE \| AK4396_DEM_OFF \| AK4396_DFS_NORMAL;
75146fc0	102	hifier_registers_init(chip);
c626026d CL	103
	104	snd_component_add(chip->card, "AK4396");
	105	snd_component_add(chip->card, "CS5340");
	106	}
	107
	108	static void hifier_cleanup(struct oxygen *chip)
	109	{
	110	}
	111
c2bc4ff5 CL	112	static void hifier_resume(struct oxygen *chip)
	113	{
	114	hifier_registers_init(chip);
	115	}
	116
c626026d CL	117	static void set_ak4396_params(struct oxygen *chip,
	118	struct snd_pcm_hw_params *params)
	119	{
	120	struct hifier_data *data = chip->model_data;
	121	u8 value;
	122
6f0de3ce	123	value = data->ak4396_regs[AK4396_CONTROL_2] & ~AK4396_DFS_MASK;
c626026d CL	124	if (params_rate(params) <= 54000)
c626026d CL	125	value \|= AK4396_DFS_NORMAL;
236c4920	126	else if (params_rate(params) <= 108000)
c626026d CL	127	value \|= AK4396_DFS_DOUBLE;
	128	else
	129	value \|= AK4396_DFS_QUAD;
df91bc23 CL	130
	131	msleep(1); /* wait for the new MCLK to become stable */
	132
6f0de3ce CL	133	if (value != data->ak4396_regs[AK4396_CONTROL_2]) {
	134	ak4396_write(chip, AK4396_CONTROL_1,
	135	AK4396_DIF_24_MSB);
	136	ak4396_write(chip, AK4396_CONTROL_2, value);
	137	ak4396_write(chip, AK4396_CONTROL_1,
	138	AK4396_DIF_24_MSB \| AK4396_RSTN);
	139	}
	140	}
	141
	142	static void update_ak4396_volume(struct oxygen *chip)
	143	{
	144	ak4396_write_cached(chip, AK4396_LCH_ATT, chip->dac_volume[0]);
	145	ak4396_write_cached(chip, AK4396_RCH_ATT, chip->dac_volume[1]);
c626026d CL	146	}
c626026d CL	147
c626026d CL	148	static void update_ak4396_mute(struct oxygen *chip)
	149	{
	150	struct hifier_data *data = chip->model_data;
	151	u8 value;
	152
6f0de3ce	153	value = data->ak4396_regs[AK4396_CONTROL_2] & ~AK4396_SMUTE;
c626026d CL	154	if (chip->dac_mute)
c626026d CL	155	value \|= AK4396_SMUTE;
6f0de3ce	156	ak4396_write_cached(chip, AK4396_CONTROL_2, value);
c626026d CL	157	}
	158
	159	static void set_cs5340_params(struct oxygen *chip,
	160	struct snd_pcm_hw_params *params)
	161	{
	162	}
	163
	164	static const DECLARE_TLV_DB_LINEAR(ak4396_db_scale, TLV_DB_GAIN_MUTE, 0);
	165
c626026d CL	166	static const struct oxygen_model model_hifier = {
	167	.shortname = "C-Media CMI8787",
	168	.longname = "C-Media Oxygen HD Audio",
	169	.chip = "CMI8788",
	170	.init = hifier_init,
c626026d	171	.cleanup = hifier_cleanup,
c2bc4ff5	172	.resume = hifier_resume,
76ffe1e3	173	.get_i2s_mclk = oxygen_default_i2s_mclk,
c626026d CL	174	.set_dac_params = set_ak4396_params,
	175	.set_adc_params = set_cs5340_params,
	176	.update_dac_volume = update_ak4396_volume,
	177	.update_dac_mute = update_ak4396_mute,
4972a177	178	.dac_tlv = ak4396_db_scale,
c626026d	179	.model_data_size = sizeof(struct hifier_data),
d76596b1 CL	180	.device_config = PLAYBACK_0_TO_I2S \|
	181	PLAYBACK_1_TO_SPDIF \|
	182	CAPTURE_0_FROM_I2S_1,
c626026d	183	.dac_channels = 2,
193e8138 CL	184	.dac_volume_min = 0,
193e8138 CL	185	.dac_volume_max = 255,
87eedd2f	186	.function_flags = OXYGEN_FUNCTION_SPI,
c626026d CL	187	.dac_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
	188	.adc_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
	189	};
	190
30459d7b CL	191	static int __devinit get_hifier_model(struct oxygen *chip,
	192	const struct pci_device_id *id)
	193	{
	194	chip->model = model_hifier;
	195	return 0;
	196	}
	197
c626026d CL	198	static int __devinit hifier_probe(struct pci_dev *pci,
	199	const struct pci_device_id *pci_id)
	200	{
	201	static int dev;
	202	int err;
	203
	204	if (dev >= SNDRV_CARDS)
	205	return -ENODEV;
	206	if (!enable[dev]) {
	207	++dev;
	208	return -ENOENT;
	209	}
30459d7b CL	210	err = oxygen_pci_probe(pci, index[dev], id[dev], THIS_MODULE,
30459d7b CL	211	hifier_ids, get_hifier_model);
c626026d CL	212	if (err >= 0)
	213	++dev;
	214	return err;
	215	}
	216
	217	static struct pci_driver hifier_driver = {
	218	.name = "CMI8787HiFier",
	219	.id_table = hifier_ids,
	220	.probe = hifier_probe,
	221	.remove = __devexit_p(oxygen_pci_remove),
4a4bc53b CL	222	#ifdef CONFIG_PM
	223	.suspend = oxygen_pci_suspend,
	224	.resume = oxygen_pci_resume,
	225	#endif
c626026d CL	226	};
	227
	228	static int __init alsa_card_hifier_init(void)
	229	{
	230	return pci_register_driver(&hifier_driver);
	231	}
	232
	233	static void __exit alsa_card_hifier_exit(void)
	234	{
	235	pci_unregister_driver(&hifier_driver);
	236	}
	237
	238	module_init(alsa_card_hifier_init)
	239	module_exit(alsa_card_hifier_exit)