forked from Minki/linux
ALSA: oxygen: Xonar DG(X): modify high-pass filter control
Change the 'put' function of the high-pass filter control to use the new SPI functions. Signed-off-by: Roman Volkov <v1ron@mail.ru> Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
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@ -325,6 +325,8 @@ static int input_sel_put(struct snd_kcontrol *ctl,
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return changed;
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}
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/* ADC high-pass filter */
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static int hpf_info(struct snd_kcontrol *ctl, struct snd_ctl_elem_info *info)
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{
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static const char *const names[2] = { "Active", "Frozen" };
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@ -354,8 +356,10 @@ static int hpf_put(struct snd_kcontrol *ctl, struct snd_ctl_elem_value *value)
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if (value->value.enumerated.item[0])
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reg |= CS4245_HPF_FREEZE;
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changed = reg != data->cs4245_shadow[CS4245_ADC_CTRL];
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if (changed)
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cs4245_write(chip, CS4245_ADC_CTRL, reg);
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if (changed) {
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data->cs4245_shadow[CS4245_ADC_CTRL] = reg;
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cs4245_write_spi(chip, CS4245_ADC_CTRL);
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}
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mutex_unlock(&chip->mutex);
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return changed;
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}
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