[alsa-devel] [PATCH 2/5] ASoC: da7213: Add checking of SRM lock status before enabling DAI

[Mark Brown]

On Tue, May 10, 2016 at 04:11:05PM +0100, Adam Thomson wrote:

> +		/* Slave mode, if SRM not enabled no need for status checks */
> +		pll_ctrl = snd_soc_read(codec, DA7213_PLL_CTRL);
> +		if (!(pll_ctrl & DA7213_PLL_SRM_EN))
> +			return 0;

This isn't going to work, the driver has no volatile registers but it
does have a cache...
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