Re: [PATCH 1/9] ASoC: nau8821: stop resume when cache sync fails

[Mark Brown]

On Sun, Sep 06, 2026 at 11:43:13AM +0800, Pengpeng Hou wrote:
> nau8821_resume() restores cached registers during component resume but
> ignores a regcache_sync() failure and continues with IRQ enablement.
> Those operations assume that the codec register state has already been
> restored.

>  	regcache_cache_only(nau8821->regmap, false);
> -	regcache_sync(nau8821->regmap);
> +	ret = regcache_sync(nau8821->regmap);
> +	if (ret)
> +		return ret;

This leaves the cache in write through mode which is probably going to
be a bad time.

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