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提交 3c1611dd 编写于 作者: R Roman Volkov 提交者： Clemens Ladisch
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ALSA: oxygen: Xonar DG(X): modify initialization functions 

Change CS4245 initialization: different sequence and GPIO values,
according to datasheets and reverse-engineering information.
Change cleanup/resume/suspend functions, since they use
initialization.
Signed-off-by: NRoman Volkov <v1ron@mail.ru>
Signed-off-by: NClemens Ladisch <clemens@ladisch.de>
上级 bed61935
隐藏空白更改
内联 并排
Showing with 42 addition and 65 deletion
sound/pci/oxygen/xonar_dg.c
浏览文件 @ 3c1611dd
......@@ -135,70 +135,49 @@ static void cs4245_write(struct oxygen *chip, unsigned int reg, u8 value)
CS4245_SPI_ADDRESS_S |
CS4245_SPI_WRITE_S |
(reg << 8) | value);
data->cs4245_regs[reg] = value;
data->cs4245_shadow[reg] = value;
}
static void cs4245_write_cached(struct oxygen *chip, unsigned int reg, u8 value)
{
struct dg *data = chip->model_data;
if (value != data->cs4245_regs[reg])
if (value != data->cs4245_shadow[reg])
cs4245_write(chip, reg, value);
}
static void cs4245_registers_init(struct oxygen *chip)
{
struct dg *data = chip->model_data;
cs4245_write(chip, CS4245_POWER_CTRL, CS4245_PDN);
cs4245_write(chip, CS4245_DAC_CTRL_1,
data->cs4245_regs[CS4245_DAC_CTRL_1]);
cs4245_write(chip, CS4245_ADC_CTRL,
data->cs4245_regs[CS4245_ADC_CTRL]);
cs4245_write(chip, CS4245_SIGNAL_SEL,
data->cs4245_regs[CS4245_SIGNAL_SEL]);
cs4245_write(chip, CS4245_PGA_B_CTRL,
data->cs4245_regs[CS4245_PGA_B_CTRL]);
cs4245_write(chip, CS4245_PGA_A_CTRL,
data->cs4245_regs[CS4245_PGA_A_CTRL]);
cs4245_write(chip, CS4245_ANALOG_IN,
data->cs4245_regs[CS4245_ANALOG_IN]);
cs4245_write(chip, CS4245_DAC_A_CTRL,
data->cs4245_regs[CS4245_DAC_A_CTRL]);
cs4245_write(chip, CS4245_DAC_B_CTRL,
data->cs4245_regs[CS4245_DAC_B_CTRL]);
cs4245_write(chip, CS4245_DAC_CTRL_2,
CS4245_DAC_SOFT | CS4245_DAC_ZERO | CS4245_INVERT_DAC);
cs4245_write(chip, CS4245_INT_MASK, 0);
cs4245_write(chip, CS4245_POWER_CTRL, 0);
}
static void cs4245_init(struct oxygen *chip)
{
struct dg *data = chip->model_data;
data->cs4245_regs[CS4245_DAC_CTRL_1] =
/* save the initial state: codec version, registers */
cs4245_shadow_control(chip, CS4245_SAVE_TO_SHADOW);
/*
* Power up the CODEC internals, enable soft ramp & zero cross, work in
* async. mode, enable aux output from DAC. Invert DAC output as in the
* Windows driver.
*/
data->cs4245_shadow[CS4245_POWER_CTRL] = 0;
data->cs4245_shadow[CS4245_SIGNAL_SEL] =
CS4245_A_OUT_SEL_DAC | CS4245_ASYNCH;
data->cs4245_shadow[CS4245_DAC_CTRL_1] =
CS4245_DAC_FM_SINGLE | CS4245_DAC_DIF_LJUST;
data->cs4245_regs[CS4245_ADC_CTRL] =
data->cs4245_shadow[CS4245_DAC_CTRL_2] =
CS4245_DAC_SOFT | CS4245_DAC_ZERO | CS4245_INVERT_DAC;
data->cs4245_shadow[CS4245_ADC_CTRL] =
CS4245_ADC_FM_SINGLE | CS4245_ADC_DIF_LJUST;
data->cs4245_regs[CS4245_SIGNAL_SEL] =
CS4245_A_OUT_SEL_HIZ | CS4245_ASYNCH;
data->cs4245_regs[CS4245_PGA_B_CTRL] = 0;
data->cs4245_regs[CS4245_PGA_A_CTRL] = 0;
data->cs4245_regs[CS4245_ANALOG_IN] =
CS4245_PGA_SOFT | CS4245_PGA_ZERO | CS4245_SEL_INPUT_4;
data->cs4245_regs[CS4245_DAC_A_CTRL] = 0;
data->cs4245_regs[CS4245_DAC_B_CTRL] = 0;
cs4245_registers_init(chip);
data->cs4245_shadow[CS4245_ANALOG_IN] =
CS4245_PGA_SOFT | CS4245_PGA_ZERO;
data->cs4245_shadow[CS4245_PGA_B_CTRL] = 0;
data->cs4245_shadow[CS4245_PGA_A_CTRL] = 0;
data->cs4245_shadow[CS4245_DAC_A_CTRL] = 4;
data->cs4245_shadow[CS4245_DAC_B_CTRL] = 4;
cs4245_shadow_control(chip, CS4245_LOAD_FROM_SHADOW);
snd_component_add(chip->card, "CS4245");
}
static void dg_output_enable(struct oxygen *chip)
{
msleep(2500);
oxygen_set_bits16(chip, OXYGEN_GPIO_DATA, GPIO_OUTPUT_ENABLE);
}
static void dg_init(struct oxygen *chip)
{
struct dg *data = chip->model_data;
......@@ -208,14 +187,12 @@ static void dg_init(struct oxygen *chip)
data->hp_vol_att = 2 * 16;
cs4245_init(chip);
oxygen_clear_bits16(chip, OXYGEN_GPIO_CONTROL,
GPIO_MAGIC | GPIO_HP_DETECT);
oxygen_set_bits16(chip, OXYGEN_GPIO_CONTROL,
GPIO_INPUT_ROUTE | GPIO_HP_REAR | GPIO_OUTPUT_ENABLE);
oxygen_clear_bits16(chip, OXYGEN_GPIO_DATA,
GPIO_INPUT_ROUTE | GPIO_HP_REAR);
dg_output_enable(chip);
oxygen_write16(chip, OXYGEN_GPIO_CONTROL,
GPIO_OUTPUT_ENABLE | GPIO_HP_REAR | GPIO_INPUT_ROUTE);
oxygen_write16(chip, OXYGEN_GPIO_DATA, GPIO_INPUT_ROUTE);
msleep(2500); /* anti-pop delay */
oxygen_write16(chip, OXYGEN_GPIO_DATA,
GPIO_OUTPUT_ENABLE | GPIO_INPUT_ROUTE);
}
static void dg_cleanup(struct oxygen *chip)
......@@ -230,8 +207,9 @@ static void dg_suspend(struct oxygen *chip)
static void dg_resume(struct oxygen *chip)
{
cs4245_registers_init(chip);
dg_output_enable(chip);
cs4245_shadow_control(chip, CS4245_LOAD_FROM_SHADOW);
msleep(2500);
oxygen_set_bits16(chip, OXYGEN_GPIO_DATA, GPIO_OUTPUT_ENABLE);
}
static void set_cs4245_dac_params(struct oxygen *chip,
......@@ -240,7 +218,7 @@ static void set_cs4245_dac_params(struct oxygen *chip,
struct dg *data = chip->model_data;
u8 value;
value = data->cs4245_regs[CS4245_DAC_CTRL_1] & ~CS4245_DAC_FM_MASK;
value = data->cs4245_shadow[CS4245_DAC_CTRL_1] & ~CS4245_DAC_FM_MASK;
if (params_rate(params) <= 50000)
value |= CS4245_DAC_FM_SINGLE;
else if (params_rate(params) <= 100000)
......@@ -256,7 +234,7 @@ static void set_cs4245_adc_params(struct oxygen *chip,
struct dg *data = chip->model_data;
u8 value;
value = data->cs4245_regs[CS4245_ADC_CTRL] & ~CS4245_ADC_FM_MASK;
value = data->cs4245_shadow[CS4245_ADC_CTRL] & ~CS4245_ADC_FM_MASK;
if (params_rate(params) <= 50000)
value |= CS4245_ADC_FM_SINGLE;
else if (params_rate(params) <= 100000)
......@@ -333,7 +311,7 @@ static int output_switch_put(struct snd_kcontrol *ctl,
if (changed) {
data->output_sel = value->value.enumerated.item[0];
reg = data->cs4245_regs[CS4245_SIGNAL_SEL] &
reg = data->cs4245_shadow[CS4245_SIGNAL_SEL] &
~CS4245_A_OUT_SEL_MASK;
reg |= data->output_sel == 2 ?
CS4245_A_OUT_SEL_DAC : CS4245_A_OUT_SEL_HIZ;
......@@ -504,7 +482,7 @@ static int input_sel_put(struct snd_kcontrol *ctl,
data->input_sel = value->value.enumerated.item[0];
cs4245_write(chip, CS4245_ANALOG_IN,
(data->cs4245_regs[CS4245_ANALOG_IN] &
(data->cs4245_shadow[CS4245_ANALOG_IN] &
~CS4245_SEL_MASK) |
sel_values[data->input_sel]);
......@@ -534,7 +512,7 @@ static int hpf_get(struct snd_kcontrol *ctl, struct snd_ctl_elem_value *value)
struct dg *data = chip->model_data;
value->value.enumerated.item[0] =
!!(data->cs4245_regs[CS4245_ADC_CTRL] & CS4245_HPF_FREEZE);
!!(data->cs4245_shadow[CS4245_ADC_CTRL] & CS4245_HPF_FREEZE);
return 0;
}
......@@ -546,10 +524,10 @@ static int hpf_put(struct snd_kcontrol *ctl, struct snd_ctl_elem_value *value)
int changed;
mutex_lock(&chip->mutex);
reg = data->cs4245_regs[CS4245_ADC_CTRL] & ~CS4245_HPF_FREEZE;
reg = data->cs4245_shadow[CS4245_ADC_CTRL] & ~CS4245_HPF_FREEZE;
if (value->value.enumerated.item[0])
reg |= CS4245_HPF_FREEZE;
changed = reg != data->cs4245_regs[CS4245_ADC_CTRL];
changed = reg != data->cs4245_shadow[CS4245_ADC_CTRL];
if (changed)
cs4245_write(chip, CS4245_ADC_CTRL, reg);
mutex_unlock(&chip->mutex);
......@@ -629,7 +607,7 @@ static void dump_cs4245_registers(struct oxygen *chip,
snd_iprintf(buffer, "\nCS4245:");
for (i = 1; i <= 0x10; ++i)
snd_iprintf(buffer, " %02x", data->cs4245_regs[i]);
snd_iprintf(buffer, " %02x", data->cs4245_shadow[i]);
snd_iprintf(buffer, "\n");
}
......
sound/pci/oxygen/xonar_dg.h
浏览文件 @ 3c1611dd
......@@ -30,7 +30,6 @@ struct dg {
s8 input_vol[4][2];
unsigned int input_sel;
u8 hp_vol_att;
u8 cs4245_regs[0x11];
};
extern struct oxygen_model model_xonar_dg;
......
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