d023dc0aa2
Adjust the MODULE_LICENSE strings to properly reflect the actual license. Signed-off-by: Clemens Ladisch <clemens@ladisch.de> Signed-off-by: Jaroslav Kysela <perex@perex.cz>
196 lines
5.4 KiB
C
196 lines
5.4 KiB
C
/*
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* C-Media CMI8788 driver for the MediaTek/TempoTec HiFier Fantasia
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*
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* Copyright (c) Clemens Ladisch <clemens@ladisch.de>
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*
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*
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* This driver is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License, version 2.
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*
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* This driver is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this driver; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include <linux/pci.h>
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#include <sound/control.h>
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#include <sound/core.h>
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#include <sound/initval.h>
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#include <sound/pcm.h>
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#include <sound/tlv.h>
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#include "oxygen.h"
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#include "ak4396.h"
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MODULE_AUTHOR("Clemens Ladisch <clemens@ladisch.de>");
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MODULE_DESCRIPTION("TempoTec HiFier driver");
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MODULE_LICENSE("GPL v2");
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static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;
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static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;
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static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;
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module_param_array(index, int, NULL, 0444);
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MODULE_PARM_DESC(index, "card index");
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module_param_array(id, charp, NULL, 0444);
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MODULE_PARM_DESC(id, "ID string");
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module_param_array(enable, bool, NULL, 0444);
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MODULE_PARM_DESC(enable, "enable card");
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static struct pci_device_id hifier_ids[] __devinitdata = {
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{ OXYGEN_PCI_SUBID(0x14c3, 0x1710) },
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{ OXYGEN_PCI_SUBID(0x14c3, 0x1711) },
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{ }
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};
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MODULE_DEVICE_TABLE(pci, hifier_ids);
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struct hifier_data {
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u8 ak4396_ctl2;
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};
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static void ak4396_write(struct oxygen *chip, u8 reg, u8 value)
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{
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oxygen_write_spi(chip, OXYGEN_SPI_TRIGGER |
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OXYGEN_SPI_DATA_LENGTH_2 |
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OXYGEN_SPI_CLOCK_160 |
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(0 << OXYGEN_SPI_CODEC_SHIFT) |
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OXYGEN_SPI_CEN_LATCH_CLOCK_HI,
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AK4396_WRITE | (reg << 8) | value);
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}
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static void hifier_init(struct oxygen *chip)
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{
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struct hifier_data *data = chip->model_data;
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data->ak4396_ctl2 = AK4396_SMUTE | AK4396_DEM_OFF | AK4396_DFS_NORMAL;
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ak4396_write(chip, AK4396_CONTROL_1, AK4396_DIF_24_MSB | AK4396_RSTN);
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ak4396_write(chip, AK4396_CONTROL_2, data->ak4396_ctl2);
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ak4396_write(chip, AK4396_CONTROL_3, AK4396_PCM);
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ak4396_write(chip, AK4396_LCH_ATT, 0);
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ak4396_write(chip, AK4396_RCH_ATT, 0);
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snd_component_add(chip->card, "AK4396");
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snd_component_add(chip->card, "CS5340");
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}
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static void hifier_cleanup(struct oxygen *chip)
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{
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}
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static void set_ak4396_params(struct oxygen *chip,
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struct snd_pcm_hw_params *params)
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{
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struct hifier_data *data = chip->model_data;
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u8 value;
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value = data->ak4396_ctl2 & ~AK4396_DFS_MASK;
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if (params_rate(params) <= 54000)
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value |= AK4396_DFS_NORMAL;
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else if (params_rate(params) <= 108000)
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value |= AK4396_DFS_DOUBLE;
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else
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value |= AK4396_DFS_QUAD;
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data->ak4396_ctl2 = value;
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ak4396_write(chip, AK4396_CONTROL_1, AK4396_DIF_24_MSB);
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ak4396_write(chip, AK4396_CONTROL_2, value);
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ak4396_write(chip, AK4396_CONTROL_1, AK4396_DIF_24_MSB | AK4396_RSTN);
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}
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static void update_ak4396_volume(struct oxygen *chip)
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{
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ak4396_write(chip, AK4396_LCH_ATT, chip->dac_volume[0]);
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ak4396_write(chip, AK4396_RCH_ATT, chip->dac_volume[1]);
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}
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static void update_ak4396_mute(struct oxygen *chip)
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{
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struct hifier_data *data = chip->model_data;
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u8 value;
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value = data->ak4396_ctl2 & ~AK4396_SMUTE;
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if (chip->dac_mute)
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value |= AK4396_SMUTE;
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data->ak4396_ctl2 = value;
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ak4396_write(chip, AK4396_CONTROL_2, value);
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}
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static void set_cs5340_params(struct oxygen *chip,
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struct snd_pcm_hw_params *params)
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{
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}
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static const DECLARE_TLV_DB_LINEAR(ak4396_db_scale, TLV_DB_GAIN_MUTE, 0);
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static int hifier_control_filter(struct snd_kcontrol_new *template)
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{
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if (!strcmp(template->name, "Stereo Upmixing"))
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return 1; /* stereo only - we don't need upmixing */
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return 0;
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}
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static const struct oxygen_model model_hifier = {
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.shortname = "C-Media CMI8787",
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.longname = "C-Media Oxygen HD Audio",
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.chip = "CMI8788",
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.owner = THIS_MODULE,
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.init = hifier_init,
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.control_filter = hifier_control_filter,
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.cleanup = hifier_cleanup,
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.set_dac_params = set_ak4396_params,
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.set_adc_params = set_cs5340_params,
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.update_dac_volume = update_ak4396_volume,
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.update_dac_mute = update_ak4396_mute,
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.dac_tlv = ak4396_db_scale,
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.model_data_size = sizeof(struct hifier_data),
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.pcm_dev_cfg = PLAYBACK_0_TO_I2S |
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PLAYBACK_1_TO_SPDIF |
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CAPTURE_0_FROM_I2S_1,
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.dac_channels = 2,
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.dac_volume_min = 0,
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.dac_volume_max = 255,
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.function_flags = OXYGEN_FUNCTION_SPI,
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.dac_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
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.adc_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
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};
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static int __devinit hifier_probe(struct pci_dev *pci,
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const struct pci_device_id *pci_id)
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{
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static int dev;
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int err;
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if (dev >= SNDRV_CARDS)
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return -ENODEV;
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if (!enable[dev]) {
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++dev;
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return -ENOENT;
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}
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err = oxygen_pci_probe(pci, index[dev], id[dev], &model_hifier);
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if (err >= 0)
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++dev;
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return err;
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}
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static struct pci_driver hifier_driver = {
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.name = "CMI8787HiFier",
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.id_table = hifier_ids,
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.probe = hifier_probe,
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.remove = __devexit_p(oxygen_pci_remove),
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};
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static int __init alsa_card_hifier_init(void)
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{
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return pci_register_driver(&hifier_driver);
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}
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static void __exit alsa_card_hifier_exit(void)
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{
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pci_unregister_driver(&hifier_driver);
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}
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module_init(alsa_card_hifier_init)
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module_exit(alsa_card_hifier_exit)
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