linux-kernel - Re: [PATCH V2] firmware: arm_scmi: power

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Date: Wed, 1 May 2024 14:36:44 +0100
From: Cristian Marussi <cristian.marussi@....com>
To: "Peng Fan (OSS)" <peng.fan@....nxp.com>
Cc: sudeep.holla@....com, linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org, Peng Fan <peng.fan@....com>
Subject: Re: [PATCH V2] firmware: arm_scmi: power_control: support suspend
 command

On Sun, Apr 28, 2024 at 03:51:05PM +0800, Peng Fan (OSS) wrote:
> From: Peng Fan <peng.fan@....com>
> 
> Support System suspend notification. Using a work struct to call
> pm_suspend. There is no way to pass suspend level to pm_suspend,
> so use MEM as of now.
> 
> - The choice of S2R(MEM) by default. The userspace can configure whatever
>   default behaviour expected as S2R, if issuing suspend from userspace.
> 
> - The userspace needs to keep the wakeup source enabled, otherwise the
>   system may never resume back.
> 
> Signed-off-by: Peng Fan <peng.fan@....com>
> ---

Have you tried triggering a suspend with this on your setup ?

Anyway, LGTM.
Reviewed-by: Cristian Marussi <cristian.marussi@....com>

Thanks,
Cristian