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>
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3c1611ddd1
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fddc106bc3
1 changed files with 36 additions and 18 deletions
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@ -216,32 +216,50 @@ static void set_cs4245_dac_params(struct oxygen *chip,
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struct snd_pcm_hw_params *params)
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struct snd_pcm_hw_params *params)
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{
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{
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struct dg *data = chip->model_data;
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struct dg *data = chip->model_data;
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u8 value;
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unsigned char dac_ctrl;
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unsigned char mclk_freq;
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value = data->cs4245_shadow[CS4245_DAC_CTRL_1] & ~CS4245_DAC_FM_MASK;
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dac_ctrl = data->cs4245_shadow[CS4245_DAC_CTRL_1] & ~CS4245_DAC_FM_MASK;
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if (params_rate(params) <= 50000)
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mclk_freq = data->cs4245_shadow[CS4245_MCLK_FREQ] & ~CS4245_MCLK1_MASK;
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value |= CS4245_DAC_FM_SINGLE;
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if (params_rate(params) <= 50000) {
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else if (params_rate(params) <= 100000)
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dac_ctrl |= CS4245_DAC_FM_SINGLE;
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value |= CS4245_DAC_FM_DOUBLE;
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mclk_freq |= CS4245_MCLK_1 << CS4245_MCLK1_SHIFT;
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else
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} else if (params_rate(params) <= 100000) {
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value |= CS4245_DAC_FM_QUAD;
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dac_ctrl |= CS4245_DAC_FM_DOUBLE;
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cs4245_write_cached(chip, CS4245_DAC_CTRL_1, value);
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mclk_freq |= CS4245_MCLK_1 << CS4245_MCLK1_SHIFT;
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} else {
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dac_ctrl |= CS4245_DAC_FM_QUAD;
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mclk_freq |= CS4245_MCLK_2 << CS4245_MCLK1_SHIFT;
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}
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data->cs4245_shadow[CS4245_DAC_CTRL_1] = dac_ctrl;
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data->cs4245_shadow[CS4245_MCLK_FREQ] = mclk_freq;
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cs4245_write_spi(chip, CS4245_DAC_CTRL_1);
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cs4245_write_spi(chip, CS4245_MCLK_FREQ);
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}
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}
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static void set_cs4245_adc_params(struct oxygen *chip,
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static void set_cs4245_adc_params(struct oxygen *chip,
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struct snd_pcm_hw_params *params)
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struct snd_pcm_hw_params *params)
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{
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{
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struct dg *data = chip->model_data;
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struct dg *data = chip->model_data;
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u8 value;
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unsigned char adc_ctrl;
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unsigned char mclk_freq;
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value = data->cs4245_shadow[CS4245_ADC_CTRL] & ~CS4245_ADC_FM_MASK;
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adc_ctrl = data->cs4245_shadow[CS4245_ADC_CTRL] & ~CS4245_ADC_FM_MASK;
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if (params_rate(params) <= 50000)
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mclk_freq = data->cs4245_shadow[CS4245_MCLK_FREQ] & ~CS4245_MCLK2_MASK;
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value |= CS4245_ADC_FM_SINGLE;
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if (params_rate(params) <= 50000) {
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else if (params_rate(params) <= 100000)
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adc_ctrl |= CS4245_ADC_FM_SINGLE;
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value |= CS4245_ADC_FM_DOUBLE;
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mclk_freq |= CS4245_MCLK_1 << CS4245_MCLK2_SHIFT;
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else
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} else if (params_rate(params) <= 100000) {
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value |= CS4245_ADC_FM_QUAD;
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adc_ctrl |= CS4245_ADC_FM_DOUBLE;
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cs4245_write_cached(chip, CS4245_ADC_CTRL, value);
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mclk_freq |= CS4245_MCLK_1 << CS4245_MCLK2_SHIFT;
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} else {
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adc_ctrl |= CS4245_ADC_FM_QUAD;
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mclk_freq |= CS4245_MCLK_2 << CS4245_MCLK2_SHIFT;
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}
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data->cs4245_shadow[CS4245_ADC_CTRL] = adc_ctrl;
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data->cs4245_shadow[CS4245_MCLK_FREQ] = mclk_freq;
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cs4245_write_spi(chip, CS4245_ADC_CTRL);
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cs4245_write_spi(chip, CS4245_MCLK_FREQ);
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}
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}
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static inline unsigned int shift_bits(unsigned int value,
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static inline unsigned int shift_bits(unsigned int value,
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