On Fri, Jul 18, 2014 at 12:31:08PM -0500, Dan Murphy wrote:
> +static int tas2552_class_d_en(struct snd_soc_dapm_widget *w,
> + struct snd_kcontrol *kcontrol, int event)
> +{
> + switch (event) {
> + case SND_SOC_DAPM_PRE_PMU:
> + snd_soc_update_bits(w->codec, TAS2552_CFG_2,
> + TAS2552_CLASSD_EN_MASK,
> TAS2552_CLASSD_EN_MASK);
> + break;
> + case SND_SOC_DAPM_POST_PMD:
> + snd_soc_update_bits(w->codec, TAS2552_CFG_2,
> + TAS2552_CLASSD_EN_MASK, 0);
> + break;
> + }
> +
> + return 0;
> +}
> +
> +static const struct snd_soc_dapm_widget tas2552_dapm_widgets[] =
> +{
> +SND_SOC_DAPM_PRE("Class D Enable", tas2552_class_d_en),
> +SND_SOC_DAPM_POST("Class D Disable", tas2552_class_d_en),
> +SND_SOC_DAPM_POST("PLL Disable", tas2552_pll_disable),
> +};This seems broken, having to use _PRE or _POST widgets for simple register writes (or almost anything really) should never be required and error prone - what is this actually trying to do? I'd expect the class D to be a PGA or OUTPUT widget and the PLL to be a SUPPLY widget.
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