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|
/*
* 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
*/
/*
* CMI8788:
*
* SPI 0 -> 1st PCM1796 (front)
* SPI 1 -> 2nd PCM1796 (surround)
* SPI 2 -> 3rd PCM1796 (center/LFE)
* SPI 4 -> 4th PCM1796 (back)
*
* GPIO 2 -> M0 of CS5381
* GPIO 3 -> M1 of CS5381
* GPIO 5 <- external power present (D2X only)
* GPIO 7 -> ALT
* GPIO 8 -> enable output to speakers
*/
#include <linux/pci.h>
#include <linux/delay.h>
#include <linux/mutex.h>
#include <sound/ac97_codec.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 "cm9780.h"
#include "pcm1796.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");
enum {
MODEL_D2,
MODEL_D2X,
};
static struct pci_device_id xonar_ids[] __devinitdata = {
{ OXYGEN_PCI_SUBID(0x1043, 0x8269), .driver_data = MODEL_D2 },
{ OXYGEN_PCI_SUBID(0x1043, 0x82b7), .driver_data = MODEL_D2X },
{ }
};
MODULE_DEVICE_TABLE(pci, xonar_ids);
#define GPIO_CS53x1_M_MASK 0x000c
#define GPIO_CS53x1_M_SINGLE 0x0000
#define GPIO_CS53x1_M_DOUBLE 0x0004
#define GPIO_CS53x1_M_QUAD 0x0008
#define GPIO_D2X_EXT_POWER 0x0020
#define GPIO_D2_ALT 0x0080
#define GPIO_D2_OUTPUT_ENABLE 0x0100
struct xonar_data {
unsigned int anti_pop_delay;
u16 output_enable_bit;
u8 ext_power_reg;
u8 ext_power_int_reg;
u8 ext_power_bit;
u8 has_power;
};
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, 1, 2, 4
};
oxygen_write_spi(chip, OXYGEN_SPI_TRIGGER |
OXYGEN_SPI_DATA_LENGTH_2 |
OXYGEN_SPI_CLOCK_160 |
(codec_map[codec] << OXYGEN_SPI_CODEC_SHIFT) |
OXYGEN_SPI_CEN_LATCH_CLOCK_HI,
(reg << 8) | value);
}
static void xonar_common_init(struct oxygen *chip)
{
struct xonar_data *data = chip->model_data;
if (data->ext_power_reg) {
oxygen_set_bits8(chip, data->ext_power_int_reg,
data->ext_power_bit);
chip->interrupt_mask |= OXYGEN_INT_GPIO;
data->has_power = !!(oxygen_read8(chip, data->ext_power_reg)
& data->ext_power_bit);
}
oxygen_set_bits16(chip, OXYGEN_GPIO_CONTROL, GPIO_CS53x1_M_MASK);
oxygen_write16_masked(chip, OXYGEN_GPIO_DATA,
GPIO_CS53x1_M_SINGLE, GPIO_CS53x1_M_MASK);
oxygen_ac97_set_bits(chip, 0, CM9780_JACK, CM9780_FMIC2MIC);
msleep(data->anti_pop_delay);
oxygen_set_bits16(chip, OXYGEN_GPIO_CONTROL, data->output_enable_bit);
oxygen_set_bits16(chip, OXYGEN_GPIO_DATA, data->output_enable_bit);
}
static void xonar_d2_init(struct oxygen *chip)
{
struct xonar_data *data = chip->model_data;
unsigned int i;
data->anti_pop_delay = 300;
data->output_enable_bit = GPIO_D2_OUTPUT_ENABLE;
for (i = 0; i < 4; ++i) {
pcm1796_write(chip, i, 18, PCM1796_FMT_24_LJUST | PCM1796_ATLD);
pcm1796_write(chip, i, 19, PCM1796_FLT_SHARP | PCM1796_ATS_1);
pcm1796_write(chip, i, 20, PCM1796_OS_64);
pcm1796_write(chip, i, 21, 0);
pcm1796_write(chip, i, 16, 0xff); /* set ATL/ATR after ATLD */
pcm1796_write(chip, i, 17, 0xff);
}
oxygen_set_bits16(chip, OXYGEN_GPIO_CONTROL, GPIO_D2_ALT);
oxygen_clear_bits16(chip, OXYGEN_GPIO_DATA, GPIO_D2_ALT);
xonar_common_init(chip);
snd_component_add(chip->card, "PCM1796");
snd_component_add(chip->card, "CS5381");
}
static void xonar_d2x_init(struct oxygen *chip)
{
struct xonar_data *data = chip->model_data;
data->ext_power_reg = OXYGEN_GPIO_DATA;
data->ext_power_int_reg = OXYGEN_GPIO_INTERRUPT_MASK;
data->ext_power_bit = GPIO_D2X_EXT_POWER;
oxygen_clear_bits16(chip, OXYGEN_GPIO_CONTROL, GPIO_D2X_EXT_POWER);
xonar_d2_init(chip);
}
static void xonar_cleanup(struct oxygen *chip)
{
struct xonar_data *data = chip->model_data;
oxygen_clear_bits16(chip, OXYGEN_GPIO_DATA, data->output_enable_bit);
}
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, 20, value);
#endif
}
static void update_pcm1796_volume(struct oxygen *chip)
{
unsigned int i;
for (i = 0; i < 4; ++i) {
pcm1796_write(chip, i, 16, chip->dac_volume[i * 2]);
pcm1796_write(chip, i, 17, chip->dac_volume[i * 2 + 1]);
}
}
static void update_pcm1796_mute(struct oxygen *chip)
{
unsigned int i;
u8 value;
value = PCM1796_FMT_24_LJUST | PCM1796_ATLD;
if (chip->dac_mute)
value |= PCM1796_MUTE;
for (i = 0; i < 4; ++i)
pcm1796_write(chip, i, 18, value);
}
static void set_cs53x1_params(struct oxygen *chip,
struct snd_pcm_hw_params *params)
{
unsigned int value;
if (params_rate(params) <= 54000)
value = GPIO_CS53x1_M_SINGLE;
else if (params_rate(params) <= 108000)
value = GPIO_CS53x1_M_DOUBLE;
else
value = GPIO_CS53x1_M_QUAD;
oxygen_write16_masked(chip, OXYGEN_GPIO_DATA,
value, GPIO_CS53x1_M_MASK);
}
static void xonar_gpio_changed(struct oxygen *chip)
{
struct xonar_data *data = chip->model_data;
u8 has_power;
has_power = !!(oxygen_read8(chip, data->ext_power_reg)
& data->ext_power_bit);
if (has_power != data->has_power) {
data->has_power = has_power;
if (has_power) {
snd_printk(KERN_NOTICE "power restored\n");
} else {
snd_printk(KERN_CRIT
"Hey! Don't unplug the power cable!\n");
/* TODO: stop PCMs */
}
}
}
static int pcm1796_volume_info(struct snd_kcontrol *ctl,
struct snd_ctl_elem_info *info)
{
info->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
info->count = 8;
info->value.integer.min = 0x0f;
info->value.integer.max = 0xff;
return 0;
}
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) & GPIO_D2_ALT);
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 | GPIO_D2_ALT;
else
new_bits = old_bits & ~GPIO_D2_ALT;
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_d2_control_filter(struct snd_kcontrol_new *template)
{
if (!strcmp(template->name, "Master Playback Volume")) {
template->access |= SNDRV_CTL_ELEM_ACCESS_TLV_READ;
template->info = pcm1796_volume_info,
template->tlv.p = pcm1796_db_scale;
} else if (!strncmp(template->name, "CD Capture ", 11)) {
/* CD in is actually connected to the video in pin */
template->private_value ^= AC97_CD ^ AC97_VIDEO;
}
return 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 xonar_models[] = {
[MODEL_D2] = {
.shortname = "Asus AV200",
.longname = "Asus Virtuoso 200",
.chip = "AV200",
.owner = THIS_MODULE,
.init = xonar_d2_init,
.control_filter = xonar_d2_control_filter,
.mixer_init = xonar_mixer_init,
.cleanup = xonar_cleanup,
.set_dac_params = set_pcm1796_params,
.set_adc_params = set_cs53x1_params,
.update_dac_volume = update_pcm1796_volume,
.update_dac_mute = update_pcm1796_mute,
.model_data_size = sizeof(struct xonar_data),
.pcm_dev_cfg = PLAYBACK_0_TO_I2S |
PLAYBACK_1_TO_SPDIF |
CAPTURE_0_FROM_I2S_2 |
CAPTURE_1_FROM_SPDIF,
.dac_channels = 8,
.misc_flags = OXYGEN_MISC_MIDI,
.function_flags = OXYGEN_FUNCTION_SPI |
OXYGEN_FUNCTION_ENABLE_SPI_4_5,
.dac_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
.adc_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
},
[MODEL_D2X] = {
.shortname = "Asus AV200",
.longname = "Asus Virtuoso 200",
.chip = "AV200",
.owner = THIS_MODULE,
.init = xonar_d2x_init,
.control_filter = xonar_d2_control_filter,
.mixer_init = xonar_mixer_init,
.cleanup = xonar_cleanup,
.set_dac_params = set_pcm1796_params,
.set_adc_params = set_cs53x1_params,
.update_dac_volume = update_pcm1796_volume,
.update_dac_mute = update_pcm1796_mute,
.gpio_changed = xonar_gpio_changed,
.model_data_size = sizeof(struct xonar_data),
.pcm_dev_cfg = PLAYBACK_0_TO_I2S |
PLAYBACK_1_TO_SPDIF |
CAPTURE_0_FROM_I2S_2 |
CAPTURE_1_FROM_SPDIF,
.dac_channels = 8,
.misc_flags = OXYGEN_MISC_MIDI,
.function_flags = OXYGEN_FUNCTION_SPI |
OXYGEN_FUNCTION_ENABLE_SPI_4_5,
.dac_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
.adc_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
},
};
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],
&xonar_models[pci_id->driver_data]);
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)
|
