linux-kernel - Re: [PATCH V3 01/17] irqchip: tegra: do not disable COP IRQ during suspend

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: <20190618105857.GD28892@ulmo>
Date:   Tue, 18 Jun 2019 12:58:57 +0200
From:   Thierry Reding <thierry.reding@...il.com>
To:     Sowjanya Komatineni <skomatineni@...dia.com>
Cc:     jonathanh@...dia.com, tglx@...utronix.de, jason@...edaemon.net,
        marc.zyngier@....com, linus.walleij@...aro.org, stefan@...er.ch,
        mark.rutland@....com, pdeschrijver@...dia.com, pgaikwad@...dia.com,
        sboyd@...nel.org, linux-clk@...r.kernel.org,
        linux-gpio@...r.kernel.org, jckuo@...dia.com, josephl@...dia.com,
        talho@...dia.com, linux-tegra@...r.kernel.org,
        linux-kernel@...r.kernel.org, mperttunen@...dia.com,
        spatra@...dia.com, robh+dt@...nel.org, digetx@...il.com,
        devicetree@...r.kernel.org
Subject: Re: [PATCH V3 01/17] irqchip: tegra: do not disable COP IRQ during
 suspend

On Tue, Jun 18, 2019 at 12:46:15AM -0700, Sowjanya Komatineni wrote:
> Tegra210 platforms use sc7 entry firmware to program Tegra LP0/SC7 entry
> sequence and sc7 entry firmware is run from COP/BPMP-Lite.
> 
> So, COP/BPMP-Lite still need IRQ function to finish SC7 suspend sequence
> for Tegra210.
> 
> This patch has fix for leaving the COP IRQ enabled for Tegra210 during
> interrupt controller suspend operation.
> 
> Signed-off-by: Sowjanya Komatineni <skomatineni@...dia.com>
> ---
>  drivers/irqchip/irq-tegra.c | 21 +++++++++++++++++++--
>  1 file changed, 19 insertions(+), 2 deletions(-)

Acked-by: Thierry Reding <treding@...dia.com>

Download attachment "signature.asc" of type "application/pgp-signature" (834 bytes)