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-rw-r--r--sound/pci/oxygen/oxygen.c248
1 files changed, 199 insertions, 49 deletions
diff --git a/sound/pci/oxygen/oxygen.c b/sound/pci/oxygen/oxygen.c
index 72db4c3..acbedeb 100644
--- a/sound/pci/oxygen/oxygen.c
+++ b/sound/pci/oxygen/oxygen.c
@@ -18,6 +18,8 @@
*/
/*
+ * CMI8788:
+ *
* SPI 0 -> 1st AK4396 (front)
* SPI 1 -> 2nd AK4396 (surround)
* SPI 2 -> 3rd AK4396 (center/LFE)
@@ -27,6 +29,10 @@
* 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>
@@ -91,8 +97,8 @@ MODULE_DEVICE_TABLE(pci, oxygen_ids);
#define GPIO_CLARO_HP 0x0100
struct generic_data {
- u8 ak4396_ctl2;
- u16 saved_wm8785_registers[2];
+ u8 ak4396_regs[4][5];
+ u16 wm8785_regs[3];
};
static void ak4396_write(struct oxygen *chip, unsigned int codec,
@@ -102,12 +108,24 @@ 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)
@@ -120,20 +138,8 @@ 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)
@@ -142,21 +148,25 @@ 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");
}
@@ -173,17 +183,17 @@ static void wm8785_registers_init(struct oxygen *chip)
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]);
+ wm8785_write(chip, WM8785_R2, data->wm8785_regs[2]);
}
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;
+ data->wm8785_regs[2] = WM8785_HPFR | WM8785_HPFL;
wm8785_registers_init(chip);
snd_component_add(chip->card, "WM8785");
}
@@ -264,24 +274,36 @@ static void set_ak4396_params(struct oxygen *chip,
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]);
}
}
@@ -291,21 +313,19 @@ static void update_ak4396_mute(struct oxygen *chip)
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;
@@ -313,13 +333,11 @@ static void set_wm8785_params(struct oxygen *chip,
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);
+ wm8785_write(chip, WM8785_R2, data->wm8785_regs[2]);
+ }
}
static void set_ak5385_params(struct oxygen *chip,
@@ -337,6 +355,134 @@ static void set_ak5385_params(struct oxygen *chip,
value, GPIO_AK5385_DFS_MASK);
}
+static int rolloff_info(struct snd_kcontrol *ctl,
+ struct snd_ctl_elem_info *info)
+{
+ static const char *const names[2] = {
+ "Sharp Roll-off", "Slow Roll-off"
+ };
+
+ info->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
+ info->count = 1;
+ info->value.enumerated.items = 2;
+ if (info->value.enumerated.item >= 2)
+ info->value.enumerated.item = 1;
+ strcpy(info->value.enumerated.name, names[info->value.enumerated.item]);
+ return 0;
+}
+
+static int rolloff_get(struct snd_kcontrol *ctl,
+ struct snd_ctl_elem_value *value)
+{
+ struct oxygen *chip = ctl->private_data;
+ struct generic_data *data = chip->model_data;
+
+ value->value.enumerated.item[0] =
+ (data->ak4396_regs[0][AK4396_CONTROL_2] & AK4396_SLOW) != 0;
+ return 0;
+}
+
+static int rolloff_put(struct snd_kcontrol *ctl,
+ struct snd_ctl_elem_value *value)
+{
+ struct oxygen *chip = ctl->private_data;
+ struct generic_data *data = chip->model_data;
+ unsigned int i;
+ int changed;
+ u8 reg;
+
+ mutex_lock(&chip->mutex);
+ reg = data->ak4396_regs[0][AK4396_CONTROL_2];
+ if (value->value.enumerated.item[0])
+ reg |= AK4396_SLOW;
+ else
+ reg &= ~AK4396_SLOW;
+ changed = reg != data->ak4396_regs[0][AK4396_CONTROL_2];
+ if (changed) {
+ for (i = 0; i < 4; ++i)
+ ak4396_write(chip, i, AK4396_CONTROL_2, reg);
+ }
+ mutex_unlock(&chip->mutex);
+ return changed;
+}
+
+static const struct snd_kcontrol_new rolloff_control = {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .name = "DAC Filter Playback Enum",
+ .info = rolloff_info,
+ .get = rolloff_get,
+ .put = rolloff_put,
+};
+
+static int hpf_info(struct snd_kcontrol *ctl, struct snd_ctl_elem_info *info)
+{
+ static const char *const names[2] = {
+ "None", "High-pass Filter"
+ };
+
+ info->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
+ info->count = 1;
+ info->value.enumerated.items = 2;
+ if (info->value.enumerated.item >= 2)
+ info->value.enumerated.item = 1;
+ strcpy(info->value.enumerated.name, names[info->value.enumerated.item]);
+ return 0;
+}
+
+static int hpf_get(struct snd_kcontrol *ctl, struct snd_ctl_elem_value *value)
+{
+ struct oxygen *chip = ctl->private_data;
+ struct generic_data *data = chip->model_data;
+
+ value->value.enumerated.item[0] =
+ (data->wm8785_regs[WM8785_R2] & WM8785_HPFR) != 0;
+ return 0;
+}
+
+static int hpf_put(struct snd_kcontrol *ctl, struct snd_ctl_elem_value *value)
+{
+ struct oxygen *chip = ctl->private_data;
+ struct generic_data *data = chip->model_data;
+ unsigned int reg;
+ int changed;
+
+ mutex_lock(&chip->mutex);
+ reg = data->wm8785_regs[WM8785_R2] & ~(WM8785_HPFR | WM8785_HPFL);
+ if (value->value.enumerated.item[0])
+ reg |= WM8785_HPFR | WM8785_HPFL;
+ changed = reg != data->wm8785_regs[WM8785_R2];
+ if (changed)
+ wm8785_write(chip, WM8785_R2, reg);
+ mutex_unlock(&chip->mutex);
+ return changed;
+}
+
+static const struct snd_kcontrol_new hpf_control = {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .name = "ADC Filter Capture Enum",
+ .info = hpf_info,
+ .get = hpf_get,
+ .put = hpf_put,
+};
+
+static int generic_mixer_init(struct oxygen *chip)
+{
+ return snd_ctl_add(chip->card, snd_ctl_new1(&rolloff_control, chip));
+}
+
+static int generic_wm8785_mixer_init(struct oxygen *chip)
+{
+ int err;
+
+ err = generic_mixer_init(chip);
+ if (err < 0)
+ return err;
+ err = snd_ctl_add(chip->card, snd_ctl_new1(&hpf_control, chip));
+ if (err < 0)
+ return err;
+ return 0;
+}
+
static const DECLARE_TLV_DB_LINEAR(ak4396_db_scale, TLV_DB_GAIN_MUTE, 0);
static const struct oxygen_model model_generic = {
@@ -344,8 +490,10 @@ static const struct oxygen_model model_generic = {
.longname = "C-Media Oxygen HD Audio",
.chip = "CMI8788",
.init = generic_init,
+ .mixer_init = generic_wm8785_mixer_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,
@@ -374,6 +522,7 @@ static int __devinit get_oxygen_model(struct oxygen *chip,
switch (id->driver_data) {
case MODEL_MERIDIAN:
chip->model.init = meridian_init;
+ chip->model.mixer_init = generic_mixer_init;
chip->model.resume = meridian_resume;
chip->model.set_adc_params = set_ak5385_params;
chip->model.device_config = PLAYBACK_0_TO_I2S |
@@ -389,6 +538,7 @@ static int __devinit get_oxygen_model(struct oxygen *chip,
break;
case MODEL_CLARO_HALO:
chip->model.init = claro_halo_init;
+ chip->model.mixer_init = generic_mixer_init;
chip->model.cleanup = claro_cleanup;
chip->model.suspend = claro_suspend;
chip->model.resume = claro_resume;
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