From fddc106bc35ac2663f42c99bdf404c155a34b9a7 Mon Sep 17 00:00:00 2001
From: Roman Volkov <v1ron@mail.ru>
Date: Fri, 24 Jan 2014 16:18:10 +0400
Subject: [PATCH] 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>
---
sound/pci/oxygen/xonar_dg.c | 54 ++++++++++++++++++++++++-------------
1 file changed, 36 insertions(+), 18 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;
+ unsigned char dac_ctrl;
+ unsigned char mclk_freq;
- 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);
+ 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;
+ unsigned char adc_ctrl;
+ unsigned char mclk_freq;
- 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);
+ 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,