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_volume(struct oxygen *chip)
{
struct xonar_data *data = chip->model_data;
unsigned int i;
for (i = 0; i < data->dacs; ++i) {
pcm1796_write(chip, i, 16, chip->dac_volume[i * 2]);
pcm1796_write(chip, i, 17, chip->dac_volume[i * 2 + 1]);
}
}
static void pcm1796_init(struct oxygen *chip)
{
struct xonar_data *data = chip->model_data;
unsigned int i;
for (i = 0; i < data->dacs; ++i) {
pcm1796_write(chip, i, 19, PCM1796_FLT_SHARP | PCM1796_ATS_1);
pcm1796_write(chip, i, 20, data->pcm1796_oversampling);
pcm1796_write(chip, i, 21, 0);
}
update_pcm1796_mute(chip); /* set ATLD before ATL/ATR */
update_pcm1796_volume(chip);
}
static void pcm1796_write_cached(struct oxygen *chip, unsigned int codec,
u8 reg, u8 value)
{
struct xonar_pcm179x *data = chip->model_data;
if (value != data->pcm1796_regs[codec][reg - PCM1796_REG_BASE])
pcm1796_write(chip, codec, reg, value);
}
static void set_pcm1796_params(struct oxygen *chip,
struct snd_pcm_hw_params *params)
{
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);
}
static void set_pcm1796_params(struct oxygen *chip,
struct snd_pcm_hw_params *params)
{
struct xonar_data *data = chip->model_data;
unsigned int i;
data->pcm1796_oversampling =
params_rate(params) >= 96000 ? PCM1796_OS_32 : PCM1796_OS_64;
for (i = 0; i < data->dacs; ++i)
pcm1796_write(chip, i, 20, data->pcm1796_oversampling);
}
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 update_pcm1796_mute(struct oxygen *chip)
{
struct xonar_data *data = chip->model_data;
unsigned int i;
u8 value;
value = PCM1796_DMF_DISABLED | PCM1796_FMT_24_LJUST | PCM1796_ATLD;
if (chip->dac_mute)
value |= PCM1796_MUTE;
for (i = 0; i < data->dacs; ++i)
pcm1796_write(chip, i, 18, value);
}
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_MUTE | PCM1796_DMF_DISABLED |
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, 0x0f); /* set ATL/ATR after ATLD */
pcm1796_write(chip, i, 17, 0x0f);
}
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 int rolloff_put(struct snd_kcontrol *ctl,
struct snd_ctl_elem_value *value)
{
struct oxygen *chip = ctl->private_data;
struct xonar_pcm179x *data = chip->model_data;
unsigned int i;
int changed;
u8 reg;
mutex_lock(&chip->mutex);
reg = data->pcm1796_regs[0][19 - PCM1796_REG_BASE];
reg &= ~PCM1796_FLT_MASK;
if (!value->value.enumerated.item[0])
reg |= PCM1796_FLT_SHARP;
else
reg |= PCM1796_FLT_SLOW;
changed = reg != data->pcm1796_regs[0][19 - PCM1796_REG_BASE];
if (changed) {
for (i = 0; i < data->dacs; ++i)
pcm1796_write(chip, i, 19, reg);
}
mutex_unlock(&chip->mutex);
return changed;
}
static void pcm1796_registers_init(struct oxygen *chip)
{
struct xonar_pcm179x *data = chip->model_data;
unsigned int i;
s8 gain_offset;
gain_offset = data->hp_active ? data->hp_gain_offset : 0;
for (i = 0; i < data->dacs; ++i) {
/* set ATLD before ATL/ATR */
pcm1796_write(chip, i, 18,
data->pcm1796_regs[0][18 - PCM1796_REG_BASE]);
pcm1796_write(chip, i, 16, chip->dac_volume[i * 2]
+ gain_offset);
pcm1796_write(chip, i, 17, chip->dac_volume[i * 2 + 1]
+ gain_offset);
pcm1796_write(chip, i, 19,
data->pcm1796_regs[0][19 - PCM1796_REG_BASE]);
pcm1796_write(chip, i, 20,
data->pcm1796_regs[0][20 - PCM1796_REG_BASE]);
pcm1796_write(chip, i, 21, 0);
}
}
