diff options
| author | Clemens Ladisch <clemens@ladisch.de> | 2011-01-10 15:16:08 (GMT) |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2011-01-10 15:46:35 (GMT) |
| commit | ce2c492090aa55ff2764f473abdb3c5a76b4a7c4 (patch) | |
| tree | d69dc0953758f9034ca4c9889b14c6b1321019d8 /sound | |
| parent | 5b8bf2a54fb13e40519ee846ce27bc8a2d7a7878 (diff) | |
| download | linux-ce2c492090aa55ff2764f473abdb3c5a76b4a7c4.tar.xz | |
ALSA: virtuoso: reduce MCLK in double rate modes
For the CSxxxx and AKxxxx DAC/ADC chips, the MCLK factor in double rate
modes (64-96 kHz) can be reduced to 128x without reducing sound quality.
Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/pci/oxygen/oxygen.c | 6 | ||||
| -rw-r--r-- | sound/pci/oxygen/xonar_cs43xx.c | 4 | ||||
| -rw-r--r-- | sound/pci/oxygen/xonar_pcm179x.c | 6 |
3 files changed, 9 insertions, 7 deletions
diff --git a/sound/pci/oxygen/oxygen.c b/sound/pci/oxygen/oxygen.c index 784d500..2316884 100644 --- a/sound/pci/oxygen/oxygen.c +++ b/sound/pci/oxygen/oxygen.c @@ -588,7 +588,7 @@ static const struct oxygen_model model_generic = { .dac_volume_max = 255, .function_flags = OXYGEN_FUNCTION_SPI | OXYGEN_FUNCTION_ENABLE_SPI_4_5, - .dac_mclks = OXYGEN_MCLKS(256, 256, 128), + .dac_mclks = OXYGEN_MCLKS(256, 128, 128), .adc_mclks = OXYGEN_MCLKS(256, 256, 128), .dac_i2s_format = OXYGEN_I2S_FORMAT_LJUST, .adc_i2s_format = OXYGEN_I2S_FORMAT_LJUST, @@ -643,8 +643,10 @@ static int __devinit get_oxygen_model(struct oxygen *chip, chip->model.dump_registers = dump_ak4396_registers; chip->model.device_config = PLAYBACK_0_TO_I2S | PLAYBACK_1_TO_SPDIF; - if (id->driver_data == MODEL_FANTASIA) + if (id->driver_data == MODEL_FANTASIA) { chip->model.device_config |= CAPTURE_0_FROM_I2S_1; + chip->model.adc_mclks = OXYGEN_MCLKS(256, 128, 128); + } chip->model.dac_channels_pcm = 2; chip->model.dac_channels_mixer = 2; break; diff --git a/sound/pci/oxygen/xonar_cs43xx.c b/sound/pci/oxygen/xonar_cs43xx.c index b651938..55c52c7 100644 --- a/sound/pci/oxygen/xonar_cs43xx.c +++ b/sound/pci/oxygen/xonar_cs43xx.c @@ -430,8 +430,8 @@ static const struct oxygen_model model_xonar_d1 = { .dac_volume_min = 127 - 60, .dac_volume_max = 127, .function_flags = OXYGEN_FUNCTION_2WIRE, - .dac_mclks = OXYGEN_MCLKS(256, 256, 128), - .adc_mclks = OXYGEN_MCLKS(256, 256, 128), + .dac_mclks = OXYGEN_MCLKS(256, 128, 128), + .adc_mclks = OXYGEN_MCLKS(256, 128, 128), .dac_i2s_format = OXYGEN_I2S_FORMAT_LJUST, .adc_i2s_format = OXYGEN_I2S_FORMAT_LJUST, }; diff --git a/sound/pci/oxygen/xonar_pcm179x.c b/sound/pci/oxygen/xonar_pcm179x.c index 9787193..003c480 100644 --- a/sound/pci/oxygen/xonar_pcm179x.c +++ b/sound/pci/oxygen/xonar_pcm179x.c @@ -1032,7 +1032,7 @@ static const struct oxygen_model model_xonar_d2 = { .function_flags = OXYGEN_FUNCTION_SPI | OXYGEN_FUNCTION_ENABLE_SPI_4_5, .dac_mclks = OXYGEN_MCLKS(512, 128, 128), - .adc_mclks = OXYGEN_MCLKS(256, 256, 128), + .adc_mclks = OXYGEN_MCLKS(256, 128, 128), .dac_i2s_format = OXYGEN_I2S_FORMAT_I2S, .adc_i2s_format = OXYGEN_I2S_FORMAT_LJUST, }; @@ -1066,7 +1066,7 @@ static const struct oxygen_model model_xonar_hdav = { .misc_flags = OXYGEN_MISC_MIDI, .function_flags = OXYGEN_FUNCTION_2WIRE, .dac_mclks = OXYGEN_MCLKS(512, 128, 128), - .adc_mclks = OXYGEN_MCLKS(256, 256, 128), + .adc_mclks = OXYGEN_MCLKS(256, 128, 128), .dac_i2s_format = OXYGEN_I2S_FORMAT_I2S, .adc_i2s_format = OXYGEN_I2S_FORMAT_LJUST, }; @@ -1097,7 +1097,7 @@ static const struct oxygen_model model_xonar_st = { .dac_volume_max = 255, .function_flags = OXYGEN_FUNCTION_2WIRE, .dac_mclks = OXYGEN_MCLKS(512, 128, 128), - .adc_mclks = OXYGEN_MCLKS(256, 256, 128), + .adc_mclks = OXYGEN_MCLKS(256, 128, 128), .dac_i2s_format = OXYGEN_I2S_FORMAT_I2S, .adc_i2s_format = OXYGEN_I2S_FORMAT_LJUST, }; |