MCLK_256 470 sound/pci/oxygen/xonar_pcm179x.c OXYGEN_I2S_MCLK(data->h6 ? MCLK_256 : MCLK_512) | MCLK_256 696 sound/pci/oxygen/xonar_pcm179x.c rate_mclk |= OXYGEN_I2S_MCLK(MCLK_256);