linux-kernel - Re: [PATCH v7 0/5] clk: add driver for the SiFive FU740

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: <CANXhq0rTC8grpRe_Q0vG6_52b-41OuN4vHum8RvouMbE6xiXpQ@mail.gmail.com>
Date:   Wed, 14 Apr 2021 22:13:00 +0800
From:   Zong Li <zong.li@...ive.com>
To:     Andreas Schwab <schwab@...ux-m68k.org>
Cc:     Paul Walmsley <paul.walmsley@...ive.com>,
        Palmer Dabbelt <palmer@...belt.com>,
        Stephen Boyd <sboyd@...nel.org>,
        Pragnesh Patel <pragnesh.patel@...nfive.com>,
        Albert Ou <aou@...s.berkeley.edu>,
        Michael Turquette <mturquette@...libre.com>,
        "linux-kernel@...r.kernel.org List" <linux-kernel@...r.kernel.org>,
        linux-clk@...r.kernel.org,
        linux-riscv <linux-riscv@...ts.infradead.org>
Subject: Re: [PATCH v7 0/5] clk: add driver for the SiFive FU740

On Mon, Apr 12, 2021 at 7:31 PM Andreas Schwab <schwab@...ux-m68k.org> wrote:
>
> On Mär 31 2021, Zong Li wrote:
>
> > I found that the gemgxlpll was disabled immediately by power
> > management after macb driver install. The mainline's defconfig doesn't
> > enable CONFIG_PM, so the network is fine on it. The opensuse defconfig
> > enables CONFIG_PM, and the patch
> > 732374a0b440d9a79c8412f318a25cd37ba6f4e2 added the enable/disable
> > callback functions, so the gemgxlpll PLL, I have no idea why power
> > management disable it, I would keep trace it.
>
> Does that mean that CONFIG_PM also affects the FU740?
>

Yes, we got the same problem on the FU740. We are checking the issue.

> Andreas.
>
> --
> Andreas Schwab, schwab@...ux-m68k.org
> GPG Key fingerprint = 7578 EB47 D4E5 4D69 2510  2552 DF73 E780 A9DA AEC1
> "And now for something completely different."