linux-kernel - Re: [PATCH v2 3/8] scsi: ufs: core: Add a vops to map clock frequency to gear speed

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: <84951628fd2823c60727cd67992cd035acb53e17.camel@gmail.com>
Date: Wed, 22 Jan 2025 16:30:38 +0100
From: Bean Huo <huobean@...il.com>
To: Ziqi Chen <quic_ziqichen@...cinc.com>, quic_cang@...cinc.com, 
 bvanassche@....org, mani@...nel.org, beanhuo@...ron.com,
 avri.altman@....com,  junwoo80.lee@...sung.com, martin.petersen@...cle.com,
 quic_nguyenb@...cinc.com,  quic_nitirawa@...cinc.com,
 quic_rampraka@...cinc.com
Cc: linux-arm-msm@...r.kernel.org, linux-scsi@...r.kernel.org, Alim Akhtar
 <alim.akhtar@...sung.com>, "James E.J. Bottomley"
 <James.Bottomley@...senPartnership.com>, Peter Wang
 <peter.wang@...iatek.com>,  Manivannan Sadhasivam
 <manivannan.sadhasivam@...aro.org>, Eric Biggers <ebiggers@...gle.com>,
 Minwoo Im <minwoo.im@...sung.com>,  open list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2 3/8] scsi: ufs: core: Add a vops to map clock
 frequency to gear speed

On Wed, 2025-01-22 at 18:02 +0800, Ziqi Chen wrote:
> From: Can Guo <quic_cang@...cinc.com>
> 
> Add a vops to map UFS host controller clock frequencies to the
> maximum
> supported UFS high speed gear speeds. During clock scaling, we can
> map the
> target clock frequency, demanded by devfreq, to the maximum supported
> gear
> speed, so that devfreq can scale the gear to the highest gear speed
> supported at the target clock frequency, instead of just scaling
> up/down
> the gear between the min and max gear speeds.
> 
> Co-developed-by: Ziqi Chen <quic_ziqichen@...cinc.com>
> Signed-off-by: Ziqi Chen <quic_ziqichen@...cinc.com>
> Signed-off-by: Can Guo <quic_cang@...cinc.com>

Reviewed-by: Bean Huo <beanhuo@...ron.com>