linux-kernel - Re: [PATCH v3 2/2] PM / devfreq: mediatek: Introduce MediaTek CCI devfreq driver

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: <0846a062-2ea2-e6d4-03c8-992c2f2e24a0@gmail.com>
Date:   Sat, 7 May 2022 03:57:34 +0900
From:   Chanwoo Choi <cwchoi00@...il.com>
To:     Johnson Wang <johnson.wang@...iatek.com>, cw00.choi@...sung.com,
        krzk+dt@...nel.org, robh+dt@...nel.org, kyungmin.park@...sung.com
Cc:     khilman@...nel.org, linux-pm@...r.kernel.org,
        linux-kernel@...r.kernel.org, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org, jia-wei.chang@...iatek.com,
        Project_Global_Chrome_Upstream_Group@...iatek.com
Subject: Re: [PATCH v3 2/2] PM / devfreq: mediatek: Introduce MediaTek CCI
 devfreq driver

Hi Johnson,


On 22. 4. 25. 21:55, Johnson Wang wrote:
> We introduce a devfreq driver for the MediaTek Cache Coherent Interconnect
> (CCI) used by some MediaTek SoCs.
> 
> In this driver, we use the passive devfreq driver to get target frequencies
> and adjust voltages accordingly. In MT8183 and MT8186, the MediaTek CCI
> is supplied by the same regulators with the little core CPUs.
> 
> Signed-off-by: Johnson Wang <johnson.wang@...iatek.com>
> Signed-off-by: Jia-Wei Chang <jia-wei.chang@...iatek.com>
> ---
> This patch depends on "devfreq-testing"[1].
> [1]https://git.kernel.org/pub/scm/linux/kernel/git/chanwoo/linux.git/log/?h=devfreq-testing
> ---
>   drivers/devfreq/Kconfig           |  10 +
>   drivers/devfreq/Makefile          |   1 +
>   drivers/devfreq/mtk-cci-devfreq.c | 474 ++++++++++++++++++++++++++++++
>   3 files changed, 485 insertions(+)
>   create mode 100644 drivers/devfreq/mtk-cci-devfreq.c
Acked-by: Chanwoo Choi <cw00.choi@...sung.com>

I updated the passive governor on devfreq-testing[1] branch
[1] 
https://git.kernel.org/pub/scm/linux/kernel/git/chanwoo/linux.git/log/?h=devfreq-testing

Could you please test your patches based on devfreq-testing[1] branch?


-- 
Best Regards,
Samsung Electronics
Chanwoo Choi