linux-kernel - Re: [PATCH] clk: qcom: Update the force mem core bit for GPU clocks

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: <CAE-0n52N6oxSLoU_=Cq1xK9bVX7H+AvPsR3dLepMNjKywdffvQ@mail.gmail.com>
Date:   Thu, 27 Oct 2022 20:24:28 -0400
From:   Stephen Boyd <swboyd@...omium.org>
To:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Satya Priya <quic_c_skakit@...cinc.com>
Cc:     Douglas Anderson <dianders@...omium.org>,
        linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org,
        quic_tdas@...cinc.com, linux-clk@...r.kernel.org
Subject: Re: [PATCH] clk: qcom: Update the force mem core bit for GPU clocks

Quoting Satya Priya (2022-10-18 23:05:35)
> From: Taniya Das <quic_tdas@...cinc.com>
>
> There are few GPU clocks which are powering up the memories
> and thus enable the FORCE_MEM_PERIPH always for these clocks
> to force the periph_on signal to remain active during halt
> state of the clock.

I take it that missing this causes GPU to lose state when it suspends
and that confuses the driver?