linux-kernel - Re: [PATCH 1/3] arm64: dts: rockchip: introduce pclk_vio

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: <2524920.mM517gbyb6@phil>
Date:   Fri, 09 Feb 2018 10:45:03 +0100
From:   Heiko Stuebner <heiko@...ech.de>
To:     Enric Balletbo i Serra <enric.balletbo@...labora.com>
Cc:     Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will.deacon@....com>,
        Brian Norris <briannorris@...omium.org>, groeck@...omium.org,
        devicetree@...r.kernel.org, linux-rockchip@...ts.infradead.org,
        linux-kernel@...r.kernel.org, Yakir Yang <ykk@...k-chips.com>
Subject: Re: [PATCH 1/3] arm64: dts: rockchip: introduce pclk_vio_grf in eDP device node

Am Mittwoch, 7. Februar 2018, 17:31:48 CET schrieb Enric Balletbo i Serra:
> From: Yakir Yang <ykk@...k-chips.com>
> 
> The pclk_vio_grf supply power for VIO GRF IOs, if it is disabled,
> driver would failed to operate the VIO GRF registers.
> 
> The clock is optional but one of the side effects of don't have this clk
> is that the Samsung Chromebook Plus fails to recover display after a
> suspend/resume with following errors:
> 
>     rockchip-dp ff970000.edp: Input stream clock not detected.
>     rockchip-dp ff970000.edp: Timeout of video streamclk ok
>     rockchip-dp ff970000.edp: unable to config video
> 
> Signed-off-by: Yakir Yang <ykk@...k-chips.com>
> Signed-off-by: Enric Balletbo i Serra <enric.balletbo@...labora.com>

as you said in IRC that his should also fix the failures when rockchip-drm
is build as module, I've applied this patch as fix for 4.16


Thanks
Heiko