linux-kernel - Re: [PATCH] i3c: master: svc: fix i3c suspend/resume issue

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Message-ID: <20230522103158.016ae674@xps-13>
Date:   Mon, 22 May 2023 10:31:58 +0200
From:   Miquel Raynal <miquel.raynal@...tlin.com>
To:     Clark Wang <xiaoning.wang@....com>
Cc:     conor.culhane@...vaco.com, alexandre.belloni@...tlin.com,
        linux-i3c@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] i3c: master: svc: fix i3c suspend/resume issue

Hi Clark,

xiaoning.wang@....com wrote on Wed, 17 May 2023 11:30:28 +0800:

> When system suspends, if i3c module is powered down, register
> value will lose.
> Need to save the key registers before system suspend.
> So save these registers value in runtime pm suspend, and restore them
> if these register's value is different with the saved values
> when runtime pm resume.
> 
> Signed-off-by: Clark Wang <xiaoning.wang@....com>

Reviewed-by: Miquel Raynal <miquel.raynal@...tlin.com>

Thanks,
Miquèl