linux-kernel - Re: [PATCH] ASoC: fsl_sai: Refine regcache usage with pm runtime

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Message-ID: <20200629192402.GA27967@Asurada-Nvidia>
Date:   Mon, 29 Jun 2020 12:24:03 -0700
From:   Nicolin Chen <nicoleotsuka@...il.com>
To:     Shengjiu Wang <shengjiu.wang@....com>
Cc:     timur@...nel.org, Xiubo.Lee@...il.com, festevam@...il.com,
        broonie@...nel.org, perex@...ex.cz, tiwai@...e.com,
        alsa-devel@...a-project.org, linuxppc-dev@...ts.ozlabs.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] ASoC: fsl_sai: Refine regcache usage with pm runtime

On Mon, Jun 29, 2020 at 02:42:33PM +0800, Shengjiu Wang wrote:
> When there is dedicated power domain bound with device, after probing
> the power will be disabled, then registers are not accessible in
> fsl_sai_dai_probe(), so regcache only need to be enabled in end of
> probe() and regcache_mark_dirty should be moved to pm runtime resume
> callback function.
> 
> Signed-off-by: Shengjiu Wang <shengjiu.wang@....com>

Acked-by: Nicolin Chen <nicoleotsuka@...il.com>