diff options
Diffstat (limited to 'sound/pci/oxygen/hifier.c')
| -rw-r--r-- | sound/pci/oxygen/hifier.c | 207 |
1 files changed, 207 insertions, 0 deletions
diff --git a/sound/pci/oxygen/hifier.c b/sound/pci/oxygen/hifier.c new file mode 100644 index 00000000000..05ea2b65843 --- /dev/null +++ b/sound/pci/oxygen/hifier.c @@ -0,0 +1,207 @@ +/* + * 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 + */ + +#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"); + +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 struct pci_device_id hifier_ids[] __devinitdata = { + { OXYGEN_PCI_SUBID(0x14c3, 0x1710) }, + { OXYGEN_PCI_SUBID(0x14c3, 0x1711) }, + { } +}; +MODULE_DEVICE_TABLE(pci, hifier_ids); + +struct hifier_data { + u8 ak4396_ctl2; +}; + +static void ak4396_write(struct oxygen *chip, u8 reg, u8 value) +{ + oxygen_write_spi(chip, OXYGEN_SPI_TRIGGER | + OXYGEN_SPI_DATA_LENGTH_2 | + OXYGEN_SPI_CLOCK_320 | + (0 << OXYGEN_SPI_CODEC_SHIFT) | + OXYGEN_SPI_CEN_LATCH_CLOCK_HI, + AK4396_WRITE | (reg << 8) | value); +} + +static void hifier_init(struct oxygen *chip) +{ + struct hifier_data *data = chip->model_data; + + data->ak4396_ctl2 = AK4396_DEM_OFF | AK4396_DFS_NORMAL; + ak4396_write(chip, AK4396_CONTROL_1, AK4396_DIF_24_MSB | AK4396_RSTN); + ak4396_write(chip, AK4396_CONTROL_2, data->ak4396_ctl2); + ak4396_write(chip, AK4396_CONTROL_3, AK4396_PCM); + ak4396_write(chip, AK4396_LCH_ATT, 0xff); + ak4396_write(chip, AK4396_RCH_ATT, 0xff); + + snd_component_add(chip->card, "AK4396"); + snd_component_add(chip->card, "CS5340"); +} + +static void hifier_cleanup(struct oxygen *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_ctl2 & ~AK4396_DFS_MASK; + if (params_rate(params) <= 54000) + value |= AK4396_DFS_NORMAL; + else if (params_rate(params) < 120000) + value |= AK4396_DFS_DOUBLE; + else + value |= AK4396_DFS_QUAD; + data->ak4396_ctl2 = value; + 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(chip, AK4396_LCH_ATT, chip->dac_volume[0]); + ak4396_write(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_ctl2 & ~AK4396_SMUTE; + if (chip->dac_mute) + value |= AK4396_SMUTE; + data->ak4396_ctl2 = value; + ak4396_write(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 int hifier_control_filter(struct snd_kcontrol_new *template) +{ + if (!strcmp(template->name, "Master Playback Volume")) { + template->access |= SNDRV_CTL_ELEM_ACCESS_TLV_READ; + template->tlv.p = ak4396_db_scale; + } else if (!strcmp(template->name, "Stereo Upmixing")) { + return 1; /* stereo only - we don't need upmixing */ + } else if (!strcmp(template->name, + SNDRV_CTL_NAME_IEC958("", CAPTURE, MASK)) || + !strcmp(template->name, + SNDRV_CTL_NAME_IEC958("", CAPTURE, DEFAULT))) { + return 1; /* no digital input */ + } + return 0; +} + +static int hifier_mixer_init(struct oxygen *chip) +{ + return 0; +} + +static const struct oxygen_model model_hifier = { + .shortname = "C-Media CMI8787", + .longname = "C-Media Oxygen HD Audio", + .chip = "CMI8788", + .init = hifier_init, + .control_filter = hifier_control_filter, + .mixer_init = hifier_mixer_init, + .cleanup = hifier_cleanup, + .set_dac_params = set_ak4396_params, + .set_adc_params = set_cs5340_params, + .update_dac_volume = update_ak4396_volume, + .update_dac_mute = update_ak4396_mute, + .model_data_size = sizeof(struct hifier_data), + .dac_channels = 2, + .used_channels = OXYGEN_CHANNEL_A | + OXYGEN_CHANNEL_SPDIF | + OXYGEN_CHANNEL_MULTICH, + .function_flags = 0, + .dac_i2s_format = OXYGEN_I2S_FORMAT_LJUST, + .adc_i2s_format = OXYGEN_I2S_FORMAT_LJUST, +}; + +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], 0, &model_hifier); + 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), +}; + +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) |