-static int uda1380_mute(struct snd_soc_dai *codec_dai, int mute)
-{
- struct snd_soc_codec *codec = codec_dai->codec;
- u16 mute_reg = uda1380_read_reg_cache(codec, UDA1380_DEEMP) & ~R13_MTM;
-
- /* FIXME: mute(codec,0) is called when the magician clock is already
- * set to WSPLL, but for some unknown reason writing to interpolator
- * registers works only when clocked by SYSCLK */
- u16 clk = uda1380_read_reg_cache(codec, UDA1380_CLK);
- uda1380_write(codec, UDA1380_CLK, ~R00_DAC_CLK & clk);
- if (mute)
- uda1380_write(codec, UDA1380_DEEMP, mute_reg | R13_MTM);
- else
- uda1380_write(codec, UDA1380_DEEMP, mute_reg);
- uda1380_write(codec, UDA1380_CLK, clk);
- return 0;
-}
-