/*
- * C-Media CMI8788 driver for C-Media's reference design and for the X-Meridian
+ * C-Media CMI8788 driver for C-Media's reference design and similar models
*
* Copyright (c) Clemens Ladisch <clemens@ladisch.de>
*
*/
/*
+ * CMI8788:
+ *
* SPI 0 -> 1st AK4396 (front)
* SPI 1 -> 2nd AK4396 (surround)
* SPI 2 -> 3rd AK4396 (center/LFE)
*
* GPIO 0 -> DFS0 of AK5385
* GPIO 1 -> DFS1 of AK5385
+ * GPIO 8 -> enable headphone amplifier on HT-Omega models
+ *
+ * CM9780:
+ *
+ * GPO 0 -> route line-in (0) or AC97 output (1) to ADC input
*/
#include <linux/delay.h>
enum {
MODEL_CMEDIA_REF, /* C-Media's reference design */
MODEL_MERIDIAN, /* AuzenTech X-Meridian */
+ MODEL_CLARO, /* HT-Omega Claro */
+ MODEL_CLARO_HALO, /* HT-Omega Claro halo */
};
static struct pci_device_id oxygen_ids[] __devinitdata = {
{ OXYGEN_PCI_SUBID(0x147a, 0xa017), .driver_data = MODEL_CMEDIA_REF },
{ OXYGEN_PCI_SUBID(0x1a58, 0x0910), .driver_data = MODEL_CMEDIA_REF },
{ OXYGEN_PCI_SUBID(0x415a, 0x5431), .driver_data = MODEL_MERIDIAN },
- { OXYGEN_PCI_SUBID(0x7284, 0x9761), .driver_data = MODEL_CMEDIA_REF },
+ { OXYGEN_PCI_SUBID(0x7284, 0x9761), .driver_data = MODEL_CLARO },
+ { OXYGEN_PCI_SUBID(0x7284, 0x9781), .driver_data = MODEL_CLARO_HALO },
{ }
};
MODULE_DEVICE_TABLE(pci, oxygen_ids);
#define GPIO_AK5385_DFS_DOUBLE 0x0001
#define GPIO_AK5385_DFS_QUAD 0x0002
+#define GPIO_CLARO_HP 0x0100
+
struct generic_data {
- u8 ak4396_ctl2;
- u16 saved_wm8785_registers[2];
+ u8 ak4396_regs[4][5];
+ u16 wm8785_regs[1];
};
static void ak4396_write(struct oxygen *chip, unsigned int codec,
static const u8 codec_spi_map[4] = {
0, 1, 2, 4
};
+ struct generic_data *data = chip->model_data;
+
oxygen_write_spi(chip, OXYGEN_SPI_TRIGGER |
OXYGEN_SPI_DATA_LENGTH_2 |
OXYGEN_SPI_CLOCK_160 |
(codec_spi_map[codec] << OXYGEN_SPI_CODEC_SHIFT) |
OXYGEN_SPI_CEN_LATCH_CLOCK_HI,
AK4396_WRITE | (reg << 8) | value);
+ data->ak4396_regs[codec][reg] = value;
+}
+
+static void ak4396_write_cached(struct oxygen *chip, unsigned int codec,
+ u8 reg, u8 value)
+{
+ struct generic_data *data = chip->model_data;
+
+ if (value != data->ak4396_regs[codec][reg])
+ ak4396_write(chip, codec, reg, value);
}
static void wm8785_write(struct oxygen *chip, u8 reg, unsigned int value)
(3 << OXYGEN_SPI_CODEC_SHIFT) |
OXYGEN_SPI_CEN_LATCH_CLOCK_LO,
(reg << 9) | value);
- if (reg < ARRAY_SIZE(data->saved_wm8785_registers))
- data->saved_wm8785_registers[reg] = value;
-}
-
-static void update_ak4396_volume(struct oxygen *chip)
-{
- unsigned int i;
-
- for (i = 0; i < 4; ++i) {
- ak4396_write(chip, i,
- AK4396_LCH_ATT, chip->dac_volume[i * 2]);
- ak4396_write(chip, i,
- AK4396_RCH_ATT, chip->dac_volume[i * 2 + 1]);
- }
+ if (reg < ARRAY_SIZE(data->wm8785_regs))
+ data->wm8785_regs[reg] = value;
}
static void ak4396_registers_init(struct oxygen *chip)
unsigned int i;
for (i = 0; i < 4; ++i) {
- ak4396_write(chip, i,
- AK4396_CONTROL_1, AK4396_DIF_24_MSB | AK4396_RSTN);
- ak4396_write(chip, i,
- AK4396_CONTROL_2, data->ak4396_ctl2);
- ak4396_write(chip, i,
- AK4396_CONTROL_3, AK4396_PCM);
+ ak4396_write(chip, i, AK4396_CONTROL_1,
+ AK4396_DIF_24_MSB | AK4396_RSTN);
+ ak4396_write(chip, i, AK4396_CONTROL_2,
+ data->ak4396_regs[0][AK4396_CONTROL_2]);
+ ak4396_write(chip, i, AK4396_CONTROL_3,
+ AK4396_PCM);
+ ak4396_write(chip, i, AK4396_LCH_ATT,
+ chip->dac_volume[i * 2]);
+ ak4396_write(chip, i, AK4396_RCH_ATT,
+ chip->dac_volume[i * 2 + 1]);
}
- update_ak4396_volume(chip);
}
static void ak4396_init(struct oxygen *chip)
{
struct generic_data *data = chip->model_data;
- data->ak4396_ctl2 = AK4396_SMUTE | AK4396_DEM_OFF | AK4396_DFS_NORMAL;
+ data->ak4396_regs[0][AK4396_CONTROL_2] =
+ AK4396_SMUTE | AK4396_DEM_OFF | AK4396_DFS_NORMAL;
ak4396_registers_init(chip);
snd_component_add(chip->card, "AK4396");
}
struct generic_data *data = chip->model_data;
wm8785_write(chip, WM8785_R7, 0);
- wm8785_write(chip, WM8785_R0, data->saved_wm8785_registers[0]);
- wm8785_write(chip, WM8785_R1, data->saved_wm8785_registers[1]);
+ wm8785_write(chip, WM8785_R0, data->wm8785_regs[0]);
}
static void wm8785_init(struct oxygen *chip)
{
struct generic_data *data = chip->model_data;
- data->saved_wm8785_registers[0] = WM8785_MCR_SLAVE |
- WM8785_OSR_SINGLE | WM8785_FORMAT_LJUST;
- data->saved_wm8785_registers[1] = WM8785_WL_24;
+ data->wm8785_regs[0] =
+ WM8785_MCR_SLAVE | WM8785_OSR_SINGLE | WM8785_FORMAT_LJUST;
wm8785_registers_init(chip);
snd_component_add(chip->card, "WM8785");
}
ak5385_init(chip);
}
+static void claro_enable_hp(struct oxygen *chip)
+{
+ msleep(300);
+ oxygen_set_bits16(chip, OXYGEN_GPIO_CONTROL, GPIO_CLARO_HP);
+ oxygen_set_bits16(chip, OXYGEN_GPIO_DATA, GPIO_CLARO_HP);
+}
+
+static void claro_init(struct oxygen *chip)
+{
+ ak4396_init(chip);
+ wm8785_init(chip);
+ claro_enable_hp(chip);
+}
+
+static void claro_halo_init(struct oxygen *chip)
+{
+ ak4396_init(chip);
+ ak5385_init(chip);
+ claro_enable_hp(chip);
+}
+
static void generic_cleanup(struct oxygen *chip)
{
}
+static void claro_disable_hp(struct oxygen *chip)
+{
+ oxygen_clear_bits16(chip, OXYGEN_GPIO_DATA, GPIO_CLARO_HP);
+}
+
+static void claro_cleanup(struct oxygen *chip)
+{
+ claro_disable_hp(chip);
+}
+
+static void claro_suspend(struct oxygen *chip)
+{
+ claro_disable_hp(chip);
+}
+
static void generic_resume(struct oxygen *chip)
{
ak4396_registers_init(chip);
wm8785_registers_init(chip);
}
+static void meridian_resume(struct oxygen *chip)
+{
+ ak4396_registers_init(chip);
+}
+
+static void claro_resume(struct oxygen *chip)
+{
+ ak4396_registers_init(chip);
+ claro_enable_hp(chip);
+}
+
static void set_ak4396_params(struct oxygen *chip,
struct snd_pcm_hw_params *params)
{
unsigned int i;
u8 value;
- value = data->ak4396_ctl2 & ~AK4396_DFS_MASK;
+ value = data->ak4396_regs[0][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;
- data->ak4396_ctl2 = value;
msleep(1); /* wait for the new MCLK to become stable */
+ if (value != data->ak4396_regs[0][AK4396_CONTROL_2]) {
+ for (i = 0; i < 4; ++i) {
+ ak4396_write(chip, i, AK4396_CONTROL_1,
+ AK4396_DIF_24_MSB);
+ ak4396_write(chip, i, AK4396_CONTROL_2, value);
+ ak4396_write(chip, i, AK4396_CONTROL_1,
+ AK4396_DIF_24_MSB | AK4396_RSTN);
+ }
+ }
+}
+
+static void update_ak4396_volume(struct oxygen *chip)
+{
+ unsigned int i;
+
for (i = 0; i < 4; ++i) {
- ak4396_write(chip, i,
- AK4396_CONTROL_1, AK4396_DIF_24_MSB);
- ak4396_write(chip, i,
- AK4396_CONTROL_2, value);
- ak4396_write(chip, i,
- AK4396_CONTROL_1, AK4396_DIF_24_MSB | AK4396_RSTN);
+ ak4396_write_cached(chip, i, AK4396_LCH_ATT,
+ chip->dac_volume[i * 2]);
+ ak4396_write_cached(chip, i, AK4396_RCH_ATT,
+ chip->dac_volume[i * 2 + 1]);
}
}
unsigned int i;
u8 value;
- value = data->ak4396_ctl2 & ~AK4396_SMUTE;
+ value = data->ak4396_regs[0][AK4396_CONTROL_2] & ~AK4396_SMUTE;
if (chip->dac_mute)
value |= AK4396_SMUTE;
- data->ak4396_ctl2 = value;
for (i = 0; i < 4; ++i)
- ak4396_write(chip, i, AK4396_CONTROL_2, value);
+ ak4396_write_cached(chip, i, AK4396_CONTROL_2, value);
}
static void set_wm8785_params(struct oxygen *chip,
struct snd_pcm_hw_params *params)
{
+ struct generic_data *data = chip->model_data;
unsigned int value;
- wm8785_write(chip, WM8785_R7, 0);
-
value = WM8785_MCR_SLAVE | WM8785_FORMAT_LJUST;
if (params_rate(params) <= 48000)
value |= WM8785_OSR_SINGLE;
value |= WM8785_OSR_DOUBLE;
else
value |= WM8785_OSR_QUAD;
- wm8785_write(chip, WM8785_R0, value);
-
- if (snd_pcm_format_width(params_format(params)) <= 16)
- value = WM8785_WL_16;
- else
- value = WM8785_WL_24;
- wm8785_write(chip, WM8785_R1, value);
+ if (value != data->wm8785_regs[0]) {
+ wm8785_write(chip, WM8785_R7, 0);
+ wm8785_write(chip, WM8785_R0, value);
+ }
}
static void set_ak5385_params(struct oxygen *chip,
static const DECLARE_TLV_DB_LINEAR(ak4396_db_scale, TLV_DB_GAIN_MUTE, 0);
-static int generic_probe(struct oxygen *chip, unsigned long driver_data)
-{
- if (driver_data == MODEL_MERIDIAN) {
- chip->model.init = meridian_init;
- chip->model.resume = ak4396_registers_init;
- chip->model.set_adc_params = set_ak5385_params;
- chip->model.pcm_dev_cfg = PLAYBACK_0_TO_I2S |
- PLAYBACK_1_TO_SPDIF |
- CAPTURE_0_FROM_I2S_2 |
- CAPTURE_1_FROM_SPDIF;
- chip->model.misc_flags = OXYGEN_MISC_MIDI;
- }
- return 0;
-}
-
static const struct oxygen_model model_generic = {
.shortname = "C-Media CMI8788",
.longname = "C-Media Oxygen HD Audio",
.chip = "CMI8788",
- .owner = THIS_MODULE,
- .probe = generic_probe,
.init = generic_init,
.cleanup = generic_cleanup,
.resume = generic_resume,
+ .get_i2s_mclk = oxygen_default_i2s_mclk,
.set_dac_params = set_ak4396_params,
.set_adc_params = set_wm8785_params,
.update_dac_volume = update_ak4396_volume,
.update_dac_mute = update_ak4396_mute,
.dac_tlv = ak4396_db_scale,
.model_data_size = sizeof(struct generic_data),
- .pcm_dev_cfg = PLAYBACK_0_TO_I2S |
- PLAYBACK_1_TO_SPDIF |
- PLAYBACK_2_TO_AC97_1 |
- CAPTURE_0_FROM_I2S_1 |
- CAPTURE_1_FROM_SPDIF |
- CAPTURE_2_FROM_AC97_1,
+ .device_config = PLAYBACK_0_TO_I2S |
+ PLAYBACK_1_TO_SPDIF |
+ PLAYBACK_2_TO_AC97_1 |
+ CAPTURE_0_FROM_I2S_1 |
+ CAPTURE_1_FROM_SPDIF |
+ CAPTURE_2_FROM_AC97_1,
.dac_channels = 8,
.dac_volume_min = 0,
.dac_volume_max = 255,
.adc_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
};
+static int __devinit get_oxygen_model(struct oxygen *chip,
+ const struct pci_device_id *id)
+{
+ chip->model = model_generic;
+ switch (id->driver_data) {
+ case MODEL_MERIDIAN:
+ chip->model.init = meridian_init;
+ chip->model.resume = meridian_resume;
+ chip->model.set_adc_params = set_ak5385_params;
+ chip->model.device_config = PLAYBACK_0_TO_I2S |
+ PLAYBACK_1_TO_SPDIF |
+ CAPTURE_0_FROM_I2S_2 |
+ CAPTURE_1_FROM_SPDIF;
+ break;
+ case MODEL_CLARO:
+ chip->model.init = claro_init;
+ chip->model.cleanup = claro_cleanup;
+ chip->model.suspend = claro_suspend;
+ chip->model.resume = claro_resume;
+ break;
+ case MODEL_CLARO_HALO:
+ chip->model.init = claro_halo_init;
+ chip->model.cleanup = claro_cleanup;
+ chip->model.suspend = claro_suspend;
+ chip->model.resume = claro_resume;
+ chip->model.set_adc_params = set_ak5385_params;
+ break;
+ }
+ if (id->driver_data == MODEL_MERIDIAN ||
+ id->driver_data == MODEL_CLARO_HALO) {
+ chip->model.misc_flags = OXYGEN_MISC_MIDI;
+ chip->model.device_config |= MIDI_OUTPUT | MIDI_INPUT;
+ }
+ return 0;
+}
+
static int __devinit generic_oxygen_probe(struct pci_dev *pci,
const struct pci_device_id *pci_id)
{
++dev;
return -ENOENT;
}
- err = oxygen_pci_probe(pci, index[dev], id[dev],
- &model_generic, pci_id->driver_data);
+ err = oxygen_pci_probe(pci, index[dev], id[dev], THIS_MODULE,
+ oxygen_ids, get_oxygen_model);
if (err >= 0)
++dev;
return err;
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff