| /* |
| * C-Media CMI8788 driver for Asus Xonar cards |
| * |
| * 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 |
| */ |
| |
| /* |
| * SPI 0 -> 1st PCM1796 (front) |
| * SPI 1 -> 2nd PCM1796 (side) |
| * SPI 2 -> 3rd PCM1796 (center/LFE) |
| * SPI 4 -> 4th PCM1796 (rear) |
| * |
| * GPIO 2 -> M0 of CS5381 |
| * GPIO 3 -> M1 of CS5381 |
| * GPIO 5 <- ? (D2X only) |
| * GPIO 7 -> ALT |
| * GPIO 8 -> ? (amps enable?) |
| */ |
| |
| #include <sound/driver.h> |
| #include <linux/pci.h> |
| #include <linux/delay.h> |
| #include <sound/control.h> |
| #include <sound/core.h> |
| #include <sound/initval.h> |
| #include <sound/pcm.h> |
| #include <sound/tlv.h> |
| #include "oxygen.h" |
| |
| MODULE_AUTHOR("Clemens Ladisch <clemens@ladisch.de>"); |
| MODULE_DESCRIPTION("Asus AV200 driver"); |
| MODULE_LICENSE("GPL"); |
| MODULE_SUPPORTED_DEVICE("{{Asus,AV200}}"); |
| |
| 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 xonar_ids[] __devinitdata = { |
| { OXYGEN_PCI_SUBID(0x1043, 0x8269) }, /* Asus Xonar D2 */ |
| { OXYGEN_PCI_SUBID(0x1043, 0x82b7) }, /* Asus Xonar D2X */ |
| { } |
| }; |
| MODULE_DEVICE_TABLE(pci, xonar_ids); |
| |
| /* register 0x12 */ |
| #define PCM1796_MUTE 0x01 |
| #define PCM1796_FMT_24_MSB 0x30 |
| #define PCM1796_ATLD 0x80 |
| /* register 0x14 */ |
| #define PCM1796_OS_64 0x00 |
| #define PCM1796_OS_32 0x01 |
| #define PCM1796_OS_128 0x02 |
| |
| static void pcm1796_write(struct oxygen *chip, unsigned int codec, |
| u8 reg, u8 value) |
| { |
| /* maps ALSA channel pair number to SPI output */ |
| static const u8 codec_map[4] = { |
| 0, 4, 2, 1 |
| }; |
| oxygen_write_spi(chip, OXYGEN_SPI_TRIGGER_WRITE | |
| OXYGEN_SPI_DATA_LENGTH_2 | |
| (codec_map[codec] << OXYGEN_SPI_CODEC_SHIFT) | |
| OXYGEN_SPI_MAGIC, |
| (reg << 8) | value); |
| } |
| |
| static void xonar_init(struct oxygen *chip) |
| { |
| unsigned int i; |
| |
| for (i = 0; i < 4; ++i) { |
| pcm1796_write(chip, i, 0x12, PCM1796_FMT_24_MSB | PCM1796_ATLD); |
| pcm1796_write(chip, i, 0x13, 0); |
| pcm1796_write(chip, i, 0x14, PCM1796_OS_64); |
| pcm1796_write(chip, i, 0x15, 0); |
| pcm1796_write(chip, i, 0x10, 0xff); |
| pcm1796_write(chip, i, 0x11, 0xff); |
| } |
| |
| oxygen_set_bits16(chip, OXYGEN_GPIO_CONTROL, 0x8c); |
| oxygen_write16_masked(chip, OXYGEN_GPIO_DATA, 0x00, 0x8c); |
| #if 0 |
| oxygen_clear_bits16(chip, OXYGEN_I2S_MULTICH_FORMAT, |
| OXYGEN_I2S_MAGIC1_MASK); |
| #endif |
| oxygen_ac97_set_bits(chip, 0, 0x62, 0x0080); |
| msleep(300); |
| oxygen_set_bits16(chip, OXYGEN_GPIO_CONTROL, 0x100); |
| oxygen_set_bits16(chip, OXYGEN_GPIO_DATA, 0x100); |
| |
| snd_component_add(chip->card, "PCM1796"); |
| snd_component_add(chip->card, "CS5381"); |
| } |
| |
| static void xonar_cleanup(struct oxygen *chip) |
| { |
| oxygen_clear_bits16(chip, OXYGEN_GPIO_DATA, 0x100); |
| } |
| |
| static void set_pcm1796_params(struct oxygen *chip, |
| struct snd_pcm_hw_params *params) |
| { |
| #if 0 |
| unsigned int i; |
| u8 value; |
| |
| value = params_rate(params) >= 96000 ? PCM1796_OS_32 : PCM1796_OS_64; |
| for (i = 0; i < 4; ++i) |
| pcm1796_write(chip, i, 0x14, value); |
| #endif |
| } |
| |
| static void update_pcm1796_volume(struct oxygen *chip) |
| { |
| unsigned int i; |
| |
| for (i = 0; i < 4; ++i) { |
| pcm1796_write(chip, i, 0x10, chip->dac_volume[i * 2]); |
| pcm1796_write(chip, i, 0x11, chip->dac_volume[i * 2 + 1]); |
| } |
| } |
| |
| static void update_pcm1796_mute(struct oxygen *chip) |
| { |
| unsigned int i; |
| u8 value; |
| |
| value = PCM1796_FMT_24_MSB | PCM1796_ATLD; |
| if (chip->dac_mute) |
| value |= PCM1796_MUTE; |
| for (i = 0; i < 4; ++i) |
| pcm1796_write(chip, i, 0x12, value); |
| } |
| |
| static void set_cs5381_params(struct oxygen *chip, |
| struct snd_pcm_hw_params *params) |
| { |
| unsigned int value; |
| |
| if (params_rate(params) <= 54000) |
| value = 0; |
| else if (params_rate(params) <= 108000) |
| value = 4; |
| else |
| value = 8; |
| oxygen_write16_masked(chip, OXYGEN_GPIO_DATA, value, 0x000c); |
| } |
| |
| static int alt_switch_get(struct snd_kcontrol *ctl, |
| struct snd_ctl_elem_value *value) |
| { |
| struct oxygen *chip = ctl->private_data; |
| |
| value->value.integer.value[0] = |
| !!(oxygen_read16(chip, OXYGEN_GPIO_DATA) & 0x80); |
| return 0; |
| } |
| |
| static int alt_switch_put(struct snd_kcontrol *ctl, |
| struct snd_ctl_elem_value *value) |
| { |
| struct oxygen *chip = ctl->private_data; |
| u16 old_bits, new_bits; |
| int changed; |
| |
| spin_lock_irq(&chip->reg_lock); |
| old_bits = oxygen_read16(chip, OXYGEN_GPIO_DATA); |
| if (value->value.integer.value[0]) |
| new_bits = old_bits | 0x80; |
| else |
| new_bits = old_bits & ~0x80; |
| changed = new_bits != old_bits; |
| if (changed) |
| oxygen_write16(chip, OXYGEN_GPIO_DATA, new_bits); |
| spin_unlock_irq(&chip->reg_lock); |
| return changed; |
| } |
| |
| static const struct snd_kcontrol_new alt_switch = { |
| .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
| .name = "Analog Loopback Switch", |
| .info = snd_ctl_boolean_mono_info, |
| .get = alt_switch_get, |
| .put = alt_switch_put, |
| }; |
| |
| static const DECLARE_TLV_DB_SCALE(pcm1796_db_scale, -12000, 50, 0); |
| |
| static int xonar_mixer_init(struct oxygen *chip) |
| { |
| return snd_ctl_add(chip->card, snd_ctl_new1(&alt_switch, chip)); |
| } |
| |
| static const struct oxygen_model model_xonar = { |
| .shortname = "Asus AV200", |
| .longname = "Asus Virtuoso 200", |
| .chip = "AV200", |
| .init = xonar_init, |
| .mixer_init = xonar_mixer_init, |
| .cleanup = xonar_cleanup, |
| .set_dac_params = set_pcm1796_params, |
| .set_adc_params = set_cs5381_params, |
| .update_dac_volume = update_pcm1796_volume, |
| .update_dac_mute = update_pcm1796_mute, |
| .dac_tlv = pcm1796_db_scale, |
| .record_from_dma_b = 1, |
| .cd_in_from_video_in = 1, |
| .dac_minimum_volume = 15, |
| }; |
| |
| static int __devinit xonar_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], &model_xonar); |
| if (err >= 0) |
| ++dev; |
| return err; |
| } |
| |
| static struct pci_driver xonar_driver = { |
| .name = "AV200", |
| .id_table = xonar_ids, |
| .probe = xonar_probe, |
| .remove = __devexit_p(oxygen_pci_remove), |
| }; |
| |
| static int __init alsa_card_xonar_init(void) |
| { |
| return pci_register_driver(&xonar_driver); |
| } |
| |
| static void __exit alsa_card_xonar_exit(void) |
| { |
| pci_unregister_driver(&xonar_driver); |
| } |
| |
| module_init(alsa_card_xonar_init) |
| module_exit(alsa_card_xonar_exit) |