- u8 value;
-
- value = data->cs4245_regs[CS4245_ADC_CTRL] & ~CS4245_ADC_FM_MASK;
- if (params_rate(params) <= 50000)
- value |= CS4245_ADC_FM_SINGLE;
- else if (params_rate(params) <= 100000)
- value |= CS4245_ADC_FM_DOUBLE;
- else
- value |= CS4245_ADC_FM_QUAD;
- cs4245_write_cached(chip, CS4245_ADC_CTRL, value);
-}
-
-static inline unsigned int shift_bits(unsigned int value,
- unsigned int shift_from,
- unsigned int shift_to,
- unsigned int mask)
-{
- if (shift_from < shift_to)
- return (value << (shift_to - shift_from)) & mask;
- else
- return (value >> (shift_from - shift_to)) & mask;
-}
-
-static unsigned int adjust_dg_dac_routing(struct oxygen *chip,
- unsigned int play_routing)
-{
- return (play_routing & OXYGEN_PLAY_DAC0_SOURCE_MASK) |
- shift_bits(play_routing,
- OXYGEN_PLAY_DAC2_SOURCE_SHIFT,
- OXYGEN_PLAY_DAC1_SOURCE_SHIFT,
- OXYGEN_PLAY_DAC1_SOURCE_MASK) |
- shift_bits(play_routing,
- OXYGEN_PLAY_DAC1_SOURCE_SHIFT,
- OXYGEN_PLAY_DAC2_SOURCE_SHIFT,
- OXYGEN_PLAY_DAC2_SOURCE_MASK) |
- shift_bits(play_routing,
- OXYGEN_PLAY_DAC0_SOURCE_SHIFT,
- OXYGEN_PLAY_DAC3_SOURCE_SHIFT,
- OXYGEN_PLAY_DAC3_SOURCE_MASK);
-}
-
-static int output_switch_info(struct snd_kcontrol *ctl,
- struct snd_ctl_elem_info *info)
-{
- static const char *const names[3] = {
- "Speakers", "Headphones", "FP Headphones"
- };
-
- return snd_ctl_enum_info(info, 1, 3, names);
-}
-
-static int output_switch_get(struct snd_kcontrol *ctl,
- struct snd_ctl_elem_value *value)
-{
- struct oxygen *chip = ctl->private_data;
- struct dg *data = chip->model_data;
-
- mutex_lock(&chip->mutex);
- value->value.enumerated.item[0] = data->output_sel;
- mutex_unlock(&chip->mutex);
- return 0;
-}
-
-static int output_switch_put(struct snd_kcontrol *ctl,
- struct snd_ctl_elem_value *value)
-{
- struct oxygen *chip = ctl->private_data;
- struct dg *data = chip->model_data;
- u8 reg;
- int changed;
-
- if (value->value.enumerated.item[0] > 2)
- return -EINVAL;
-
- mutex_lock(&chip->mutex);
- changed = value->value.enumerated.item[0] != data->output_sel;
- if (changed) {
- data->output_sel = value->value.enumerated.item[0];
-
- reg = data->cs4245_regs[CS4245_SIGNAL_SEL] &
- ~CS4245_A_OUT_SEL_MASK;
- reg |= data->output_sel == 2 ?
- CS4245_A_OUT_SEL_DAC : CS4245_A_OUT_SEL_HIZ;
- cs4245_write_cached(chip, CS4245_SIGNAL_SEL, reg);
-
- cs4245_write_cached(chip, CS4245_DAC_A_CTRL,
- data->output_sel ? data->hp_vol_att : 0);
- cs4245_write_cached(chip, CS4245_DAC_B_CTRL,
- data->output_sel ? data->hp_vol_att : 0);
-
- oxygen_write16_masked(chip, OXYGEN_GPIO_DATA,
- data->output_sel == 1 ? GPIO_HP_REAR : 0,
- GPIO_HP_REAR);
- }
- mutex_unlock(&chip->mutex);
- return changed;
-}
-
-static int hp_volume_offset_info(struct snd_kcontrol *ctl,
- struct snd_ctl_elem_info *info)
-{
- static const char *const names[3] = {
- "< 64 ohms", "64-150 ohms", "150-300 ohms"
- };
-
- return snd_ctl_enum_info(info, 1, 3, names);
-}
-
-static int hp_volume_offset_get(struct snd_kcontrol *ctl,
- struct snd_ctl_elem_value *value)
-{
- struct oxygen *chip = ctl->private_data;
- struct dg *data = chip->model_data;
-
- mutex_lock(&chip->mutex);
- if (data->hp_vol_att > 2 * 7)
- value->value.enumerated.item[0] = 0;
- else if (data->hp_vol_att > 0)
- value->value.enumerated.item[0] = 1;
- else
- value->value.enumerated.item[0] = 2;
- mutex_unlock(&chip->mutex);
- return 0;
-}
-
-static int hp_volume_offset_put(struct snd_kcontrol *ctl,
- struct snd_ctl_elem_value *value)
-{
- static const s8 atts[3] = { 2 * 16, 2 * 7, 0 };
- struct oxygen *chip = ctl->private_data;
- struct dg *data = chip->model_data;
- s8 att;
- int changed;
-
- if (value->value.enumerated.item[0] > 2)
- return -EINVAL;
- att = atts[value->value.enumerated.item[0]];
- mutex_lock(&chip->mutex);
- changed = att != data->hp_vol_att;
- if (changed) {
- data->hp_vol_att = att;
- if (data->output_sel) {
- cs4245_write_cached(chip, CS4245_DAC_A_CTRL, att);
- cs4245_write_cached(chip, CS4245_DAC_B_CTRL, att);
- }