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| author | Roman Volkov <v1ron@mail.ru> | 2014-01-24 16:18:10 +0400 |
|---|---|---|
| committer | Clemens Ladisch <clemens@ladisch.de> | 2014-01-29 20:45:47 +0100 |
| commit | fddc106bc35ac2663f42c99bdf404c155a34b9a7 (patch) | |
| tree | e0259554eea59d84ef57b3e683d6216d245abbac /sound | |
| parent | 3c1611ddd1b67628bd946111edae8f5366a14edf (diff) | |
| download | lwn-fddc106bc35ac2663f42c99bdf404c155a34b9a7.tar.gz lwn-fddc106bc35ac2663f42c99bdf404c155a34b9a7.zip | |
ALSA: oxygen: Xonar DG(X): modify DAC/ADC parameters function
When selecting the audio sample rate for CS4245,
the MCLK divider should also be changed.
Signed-off-by: Roman Volkov <v1ron@mail.ru>
Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/pci/oxygen/xonar_dg.c | 58 |
1 files changed, 38 insertions, 20 deletions
diff --git a/sound/pci/oxygen/xonar_dg.c b/sound/pci/oxygen/xonar_dg.c index 4177fb131086..81c004c78766 100644 --- a/sound/pci/oxygen/xonar_dg.c +++ b/sound/pci/oxygen/xonar_dg.c @@ -216,32 +216,50 @@ static void set_cs4245_dac_params(struct oxygen *chip, struct snd_pcm_hw_params *params) { struct dg *data = chip->model_data; - u8 value; - - 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) - value |= CS4245_DAC_FM_DOUBLE; - else - value |= CS4245_DAC_FM_QUAD; - cs4245_write_cached(chip, CS4245_DAC_CTRL_1, value); + unsigned char dac_ctrl; + unsigned char mclk_freq; + + dac_ctrl = data->cs4245_shadow[CS4245_DAC_CTRL_1] & ~CS4245_DAC_FM_MASK; + mclk_freq = data->cs4245_shadow[CS4245_MCLK_FREQ] & ~CS4245_MCLK1_MASK; + if (params_rate(params) <= 50000) { + dac_ctrl |= CS4245_DAC_FM_SINGLE; + mclk_freq |= CS4245_MCLK_1 << CS4245_MCLK1_SHIFT; + } else if (params_rate(params) <= 100000) { + dac_ctrl |= CS4245_DAC_FM_DOUBLE; + mclk_freq |= CS4245_MCLK_1 << CS4245_MCLK1_SHIFT; + } else { + dac_ctrl |= CS4245_DAC_FM_QUAD; + mclk_freq |= CS4245_MCLK_2 << CS4245_MCLK1_SHIFT; + } + data->cs4245_shadow[CS4245_DAC_CTRL_1] = dac_ctrl; + data->cs4245_shadow[CS4245_MCLK_FREQ] = mclk_freq; + cs4245_write_spi(chip, CS4245_DAC_CTRL_1); + cs4245_write_spi(chip, CS4245_MCLK_FREQ); } static void set_cs4245_adc_params(struct oxygen *chip, struct snd_pcm_hw_params *params) { struct dg *data = chip->model_data; - u8 value; - - 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) - value |= CS4245_ADC_FM_DOUBLE; - else - value |= CS4245_ADC_FM_QUAD; - cs4245_write_cached(chip, CS4245_ADC_CTRL, value); + unsigned char adc_ctrl; + unsigned char mclk_freq; + + adc_ctrl = data->cs4245_shadow[CS4245_ADC_CTRL] & ~CS4245_ADC_FM_MASK; + mclk_freq = data->cs4245_shadow[CS4245_MCLK_FREQ] & ~CS4245_MCLK2_MASK; + if (params_rate(params) <= 50000) { + adc_ctrl |= CS4245_ADC_FM_SINGLE; + mclk_freq |= CS4245_MCLK_1 << CS4245_MCLK2_SHIFT; + } else if (params_rate(params) <= 100000) { + adc_ctrl |= CS4245_ADC_FM_DOUBLE; + mclk_freq |= CS4245_MCLK_1 << CS4245_MCLK2_SHIFT; + } else { + adc_ctrl |= CS4245_ADC_FM_QUAD; + mclk_freq |= CS4245_MCLK_2 << CS4245_MCLK2_SHIFT; + } + data->cs4245_shadow[CS4245_ADC_CTRL] = adc_ctrl; + data->cs4245_shadow[CS4245_MCLK_FREQ] = mclk_freq; + cs4245_write_spi(chip, CS4245_ADC_CTRL); + cs4245_write_spi(chip, CS4245_MCLK_FREQ); } static inline unsigned int shift_bits(unsigned int value, |