linux-kernel - Re: [PATCH] scsi: ufs: exynos: fsd: Gate ref_clk and put UFS device in reset on suspend

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] [day] [month] [year] [list]

Message-ID: <yq11posgv9j.fsf@ca-mkp.ca.oracle.com>
Date: Sat, 30 Aug 2025 21:00:49 -0400
From: "Martin K. Petersen" <martin.petersen@...cle.com>
To: Bharat Uppal <bharat.uppal@...sung.com>
Cc: linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org,
        James.Bottomley@...senPartnership.com, martin.petersen@...cle.com,
        alim.akhtar@...sung.com, avri.altman@....com, bvanassche@....org,
        linux-samsung-soc@...r.kernel.org, pankaj.dubey@...sung.com,
        aswani.reddy@...sung.com, Nimesh Sati <nimesh.sati@...sung.com>
Subject: Re: [PATCH] scsi: ufs: exynos: fsd: Gate ref_clk and put UFS device
 in reset on suspend


Bharat,

> On FSD platform, gating the reference clock (ref_clk) and putting the
> UFS device in reset by asserting the reset signal during UFS suspend,
> improves the power savings and ensures the PHY is fully turned off.

Applied to 6.18/scsi-staging, thanks!

-- 
Martin K. Petersen