linux-kernel - Re: [PATCH 0/2] Wakeup the i2c-omap controller during suspend stage

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Message-Id: <171835962034.690946.5223670414905950648.b4-ty@kernel.org>
Date: Fri, 14 Jun 2024 12:07:00 +0200
From: Andi Shyti <andi.shyti@...nel.org>
To: Vignesh R <vigneshr@...com>, Aaro Koskinen <aaro.koskinen@....fi>, 
 Janusz Krzysztofik <jmkrzyszt@...il.com>, Tony Lindgren <tony@...mide.com>, 
 Thomas Richard <thomas.richard@...tlin.com>
Cc: linux-omap@...r.kernel.org, linux-i2c@...r.kernel.org, 
 linux-kernel@...r.kernel.org, gregory.clement@...tlin.com, 
 theo.lebrun@...tlin.com, thomas.petazzoni@...tlin.com, u-kumar1@...com, 
 Wolfram Sang <wsa+renesas@...g-engineering.com>
Subject: Re: [PATCH 0/2] Wakeup the i2c-omap controller during suspend
 stage

Hi

On Thu, 13 Jun 2024 15:13:26 +0200, Thomas Richard wrote:
> The patches of this series were originally in the series "Add suspend to
> ram support for PCIe on J7200" [1].
> There is no changes compared to the patches in the series [1].
> 
> The goal is to wakeup the controller during the suspend stage to be able
> to use it during suspend_noirq stage.
> As autosuspend is enabled, the controller can be suspended at suspend_noirq
> stage. But runtime pm is disabled in suspend_late stage. So it's not
> possible to wakeup the controller during suspend_noirq.
> The trick is to force the wakeup of the controller during suspend stage.
> 
> [...]

Applied to i2c/i2c-host on

git://git.kernel.org/pub/scm/linux/kernel/git/andi.shyti/linux.git

Thank you,
Andi

Patches applied
===============
[1/2] i2c: omap: switch to NOIRQ_SYSTEM_SLEEP_PM_OPS() and RUNTIME_PM_OPS()
      commit: 659eb16247d04f442a014fe2dd8b7fa936dfccb5
[2/2] i2c: omap: wakeup the controller during suspend() callback
      commit: 8a2ebb775a497a95a79a8ac83027a4f159c36f32