linux-kernel - Re: [PATCH v8 2/4] drm: Add API for capturing frame CRCs

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Date:   Tue, 4 Oct 2016 13:38:35 +0100
From:   Jon Hunter <jonathanh@...dia.com>
To:     Daniel Vetter <daniel@...ll.ch>
CC:     Tomeu Vizoso <tomeu.vizoso@...labora.com>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        <linux-doc@...r.kernel.org>, Jonathan Corbet <corbet@....net>,
        Emil Velikov <emil.l.velikov@...il.com>,
        dri-devel <dri-devel@...ts.freedesktop.org>,
        Daniel Vetter <daniel.vetter@...el.com>,
        Thierry Reding <treding@...dia.com>,
        "linux-tegra@...r.kernel.org" <linux-tegra@...r.kernel.org>,
        Alexandre Courbot <acourbot@...dia.com>
Subject: Re: [PATCH v8 2/4] drm: Add API for capturing frame CRCs


On 04/10/16 12:25, Daniel Vetter wrote:
> On Tue, Oct 4, 2016 at 12:10 PM, Jon Hunter <jonathanh@...dia.com> wrote:
>> Looks like crtc is a errno in the above case. I see this function is
>> called by looping through all the crtc and we never check to see if
>> they are valid. Should we?
> 
> Tegra is still using the load/unload hooks. That didn't mesh well with
> Tomeu's patches (and Tomeu's patches have been thrown out meanwhile
> because of that). Still would be neat if tegra could be demidlayered
> and loose it's load/unload hooks. See the kerneldoc in drm_drv.c
> (especially the DOC: section).

Adding Thierry and Alex as this is more their domain and CC'ing linux-tegra.

Cheers
Jon

-- 
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