[Mesa-dev] [PATCH] gallium: introduce load_pipe_screen()

Emil Velikov emil.l.velikov at gmail.com
Thu Feb 18 19:15:14 UTC 2016


On 18 February 2016 at 17:47, Rob Clark <robdclark at gmail.com> wrote:
> On Thu, Feb 18, 2016 at 11:48 AM, Emil Velikov <emil.l.velikov at gmail.com> wrote:
>> Hi Rob,
>>
>> On 10 February 2016 at 22:56, Rob Herring <robh at kernel.org> wrote:
>>> Introduce load_pipe_screen() public entry point for other code which
>>> dlopen()'s gralloc_dri.so for purposes of loading a pipe_screen. This way
>>> drm_gralloc can avoid static linking of each gallium winsys and driver,
>>> and avoid duplicated logic to figure out which pipe driver to load.
>>>
>>> This is based on Rob Clark's work. I moved it into pipe_loader which seems
>>> to be a better spot.
>>>
>> As Rob C might have mentioned it, I'm not at all a fan of this.
>> Although unless (until?) Android fixes their runtime to honour
>> --dynamic-list(s) we can keep it in. Please ensure it's Android
>> specific (add a bunch of ifdef ANDROID guards) add a few
>> notes/warnings "hack: we need this for android because..."
>
> I know you weren't a fan..  but IMHO we need to do *something* to
> simplify the "give me a pipe_screen, kthx" problem.. and ideally make
> the mega-driver vs non-mega-driver cases more similar.  I seem to
> remember you had a counter-proposal somewhere but lost track of the
> state of that..
>
The rework of static vs dynamic pipe-loader has landed for a while.

What I said above was "add a comment why we need it and keep it
Android specific", although my introductionary sentence might have
inspired enough momentum for people to miss it :-)

-Emil


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