linux-kernel - Re: [PATCH 0/4] dmaengine: sh: rz-dmac: Add system sleep PM support

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <aLsDaeGWo6ON-BOB@tom-desktop>
Date: Fri, 5 Sep 2025 17:36:09 +0200
From: Tommaso Merciai <tommaso.merciai.xr@...renesas.com>
To: tomm.merciai@...il.com
Cc: linux-renesas-soc@...r.kernel.org, biju.das.jz@...renesas.com,
	Vinod Koul <vkoul@...nel.org>,
	Geert Uytterhoeven <geert+renesas@...der.be>,
	Wolfram Sang <wsa+renesas@...g-engineering.com>,
	Fabrizio Castro <fabrizio.castro.jz@...esas.com>,
	Uwe Kleine-König <u.kleine-koenig@...libre.com>,
	dmaengine@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 0/4] dmaengine: sh: rz-dmac: Add system sleep PM support

On Fri, Sep 05, 2025 at 04:44:16PM +0200, Tommaso Merciai wrote:
> Dear All,
> 
> This patch series improves runtime PM support and adds system sleep PM ops for
> supporting deep sleep in the rz-dmac driver.
> 
> It also refactors the driver to use the newly added devm_pm_runtime_enable()
> and rz_dmac_reset_control_assert() functions for reset cleanup handling.

Series not tested yet on RZ/G2L or any stress test.

Thanks,
Tommaso

> 
> Thanks & Regards,
> Tommaso
> 
> Tommaso Merciai (4):
>   dmaengine: sh: rz-dmac: Use devm_pm_runtime_enable()
>   dmaengine: sh: rz-dmac: Use devm_add_action_or_reset()
>   dmaengine: sh: rz-dmac: Refactor runtime PM handling
>   dmaengine: sh: rz-dmac: Add system sleep power management
> 
>  drivers/dma/sh/rz-dmac.c | 82 ++++++++++++++++++++++++++++++++++------
>  1 file changed, 70 insertions(+), 12 deletions(-)
> 
> -- 
> 2.43.0
>