linux-kernel - Re: [PATCH v2] PM: AVS: qcom-cpr: Use nvmem_cell_read_variable_le

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]

Date:   Mon, 2 Aug 2021 13:19:27 +0200
From:   Ulf Hansson <ulf.hansson@...aro.org>
To:     Doug Anderson <dianders@...omium.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>
Cc:     "Rafael J . Wysocki" <rafael.j.wysocki@...el.com>,
        Niklas Cassel <niklas.cassel@...aro.org>,
        Akhil P Oommen <akhilpo@...eaurora.org>,
        linux-arm-msm <linux-arm-msm@...r.kernel.org>,
        Andy Gross <agross@...nel.org>,
        Niklas Cassel <nks@...wful.org>,
        LKML <linux-kernel@...r.kernel.org>,
        Linux PM <linux-pm@...r.kernel.org>
Subject: Re: [PATCH v2] PM: AVS: qcom-cpr: Use nvmem_cell_read_variable_le_u32()

On Sat, 24 Jul 2021 at 01:05, Doug Anderson <dianders@...omium.org> wrote:
>
> Rafael / Bjorn,
>
> On Fri, May 21, 2021 at 1:45 PM Douglas Anderson <dianders@...omium.org> wrote:
> >
> > Let's delete the private function cpr_read_efuse() since it does the
> > basically the same thing as the new API call
> > nvmem_cell_read_variable_le_u32().
> >
> > Differences between the new API call and the old private function:
> > * less error printing (I assume this is OK).
> > * will give an error if the value doesn't fit in 32-bits (the old code
> >   would have truncated silently).
> >
> > Signed-off-by: Douglas Anderson <dianders@...omium.org>
> > ---
> > I haven't done any more than compile-test this. Mostly I'm just
> > writing this patch because it helped provide inspiration for the
> > general API function.
> >
> > Changes in v2:
> > - Resending v1 as a singleton patch; dependency is merged in mainline.
> >
> >  drivers/soc/qcom/cpr.c | 43 +++++-------------------------------------
> >  1 file changed, 5 insertions(+), 38 deletions(-)
>
> Are either of you interested in landing this? I guess Rafael landed
> most of the recent changes to this driver, but it used to be under the
> 'power' directory. Now that it's under 'drivers/soc/qcom' maybe it
> should go through Bjorn's tree?

Yes, that was exactly the intent of moving the files. I guess Bjorn
has simply been busy.

Kind regards
Uffe