WIDGET_DSP_CTRL
res = snd_hda_codec_read(codec, WIDGET_DSP_CTRL, 0, reg, data);
status = snd_hda_codec_read(codec, WIDGET_DSP_CTRL, 0,
status = snd_hda_codec_read(codec, WIDGET_DSP_CTRL, 0,
*data = snd_hda_codec_read(codec, WIDGET_DSP_CTRL, 0,