* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
+/*
+ * CMI8788:
+ *
+ * SPI 0 -> AK4396
+ */
+
+#include <linux/delay.h>
#include <linux/pci.h>
#include <sound/control.h>
#include <sound/core.h>
MODULE_AUTHOR("Clemens Ladisch <clemens@ladisch.de>");
MODULE_DESCRIPTION("TempoTec HiFier driver");
-MODULE_LICENSE("GPL");
+MODULE_LICENSE("GPL v2");
static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;
static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;
module_param_array(enable, bool, NULL, 0444);
MODULE_PARM_DESC(enable, "enable card");
-static struct pci_device_id hifier_ids[] __devinitdata = {
+static DEFINE_PCI_DEVICE_TABLE(hifier_ids) = {
{ OXYGEN_PCI_SUBID(0x14c3, 0x1710) },
{ OXYGEN_PCI_SUBID(0x14c3, 0x1711) },
+ { OXYGEN_PCI_SUBID_BROKEN_EEPROM },
{ }
};
MODULE_DEVICE_TABLE(pci, hifier_ids);
struct hifier_data {
- u8 ak4396_ctl2;
+ u8 ak4396_regs[5];
};
static void ak4396_write(struct oxygen *chip, u8 reg, u8 value)
{
+ struct hifier_data *data = chip->model_data;
+
oxygen_write_spi(chip, OXYGEN_SPI_TRIGGER |
OXYGEN_SPI_DATA_LENGTH_2 |
OXYGEN_SPI_CLOCK_160 |
(0 << OXYGEN_SPI_CODEC_SHIFT) |
OXYGEN_SPI_CEN_LATCH_CLOCK_HI,
AK4396_WRITE | (reg << 8) | value);
+ data->ak4396_regs[reg] = value;
}
-static void hifier_init(struct oxygen *chip)
+static void ak4396_write_cached(struct oxygen *chip, u8 reg, u8 value)
+{
+ struct hifier_data *data = chip->model_data;
+
+ if (value != data->ak4396_regs[reg])
+ ak4396_write(chip, reg, value);
+}
+
+static void hifier_registers_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_2,
+ data->ak4396_regs[AK4396_CONTROL_2]);
ak4396_write(chip, AK4396_CONTROL_3, AK4396_PCM);
- ak4396_write(chip, AK4396_LCH_ATT, 0xff);
- ak4396_write(chip, AK4396_RCH_ATT, 0xff);
+ ak4396_write(chip, AK4396_LCH_ATT, chip->dac_volume[0]);
+ ak4396_write(chip, AK4396_RCH_ATT, chip->dac_volume[1]);
+}
+
+static void hifier_init(struct oxygen *chip)
+{
+ struct hifier_data *data = chip->model_data;
+
+ data->ak4396_regs[AK4396_CONTROL_2] =
+ AK4396_SMUTE | AK4396_DEM_OFF | AK4396_DFS_NORMAL;
+ hifier_registers_init(chip);
snd_component_add(chip->card, "AK4396");
snd_component_add(chip->card, "CS5340");
{
}
+static void hifier_resume(struct oxygen *chip)
+{
+ hifier_registers_init(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;
+ value = data->ak4396_regs[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;
- 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);
+
+ msleep(1); /* wait for the new MCLK to become stable */
+
+ if (value != data->ak4396_regs[AK4396_CONTROL_2]) {
+ 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]);
+ ak4396_write_cached(chip, AK4396_LCH_ATT, chip->dac_volume[0]);
+ ak4396_write_cached(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;
+ value = data->ak4396_regs[AK4396_CONTROL_2] & ~AK4396_SMUTE;
if (chip->dac_mute)
value |= AK4396_SMUTE;
- data->ak4396_ctl2 = value;
- ak4396_write(chip, AK4396_CONTROL_2, value);
+ ak4396_write_cached(chip, AK4396_CONTROL_2, value);
}
static void set_cs5340_params(struct oxygen *chip,
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",
- .owner = THIS_MODULE,
.init = hifier_init,
- .control_filter = hifier_control_filter,
- .mixer_init = hifier_mixer_init,
.cleanup = hifier_cleanup,
+ .resume = hifier_resume,
+ .get_i2s_mclk = oxygen_default_i2s_mclk,
.set_dac_params = set_ak4396_params,
.set_adc_params = set_cs5340_params,
.update_dac_volume = update_ak4396_volume,
.update_dac_mute = update_ak4396_mute,
+ .dac_tlv = ak4396_db_scale,
.model_data_size = sizeof(struct hifier_data),
- .pcm_dev_cfg = PLAYBACK_0_TO_I2S |
- PLAYBACK_1_TO_SPDIF |
- CAPTURE_0_FROM_I2S_1,
+ .device_config = PLAYBACK_0_TO_I2S |
+ PLAYBACK_1_TO_SPDIF |
+ CAPTURE_0_FROM_I2S_1,
.dac_channels = 2,
+ .dac_volume_min = 0,
+ .dac_volume_max = 255,
.function_flags = OXYGEN_FUNCTION_SPI,
.dac_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
.adc_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
};
+static int __devinit get_hifier_model(struct oxygen *chip,
+ const struct pci_device_id *id)
+{
+ chip->model = model_hifier;
+ return 0;
+}
+
static int __devinit hifier_probe(struct pci_dev *pci,
const struct pci_device_id *pci_id)
{
++dev;
return -ENOENT;
}
- err = oxygen_pci_probe(pci, index[dev], id[dev], 0, &model_hifier);
+ err = oxygen_pci_probe(pci, index[dev], id[dev], THIS_MODULE,
+ hifier_ids, get_hifier_model);
if (err >= 0)
++dev;
return err;
.id_table = hifier_ids,
.probe = hifier_probe,
.remove = __devexit_p(oxygen_pci_remove),
+#ifdef CONFIG_PM
+ .suspend = oxygen_pci_suspend,
+ .resume = oxygen_pci_resume,
+#endif
};
static int __init alsa_card_hifier_init(void)
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff