[Freedreno] WebProcess crash on DB410c

[Rob Clark]

hmm, ok, so it is a *client* process that is crashing?  The wayland
winsys (used by client processes, as opposed to gbm/drm winsys used by
compositor) does support pbuffers.

BR,
-R

On Thu, Feb 2, 2017 at 7:43 AM, Sivasubramanian Patchaiperumal
<sivasubramanian.patchaiperumal at linaro.org> wrote:
> Westeros code uses EGL window surface only, but the WPE code (at
> https://github.com/Metrological/WebKitForWayland/) which uses pbuffer works
> on HiKey and RPI as mentioned.
>
> On 2 February 2017 at 17:38, Rob Clark <robdclark at gmail.com> wrote:
>>
>> On Thu, Feb 2, 2017 at 2:13 AM, Sivasubramanian Patchaiperumal
>> <sivasubramanian.patchaiperumal at linaro.org> wrote:
>> > Hi,
>> > I'm trying to port WPE on DB410c with Westeros compositor, but the
>> > webprocess crashes due to null sharingcontext. Webprocess fails to
>> > create gl
>> > context as eglChooseConfig fails when the surface type attribute is
>> > pbuffer.
>> > Also, Westeros sample app works fine and the issue is only when surface
>> > type
>> > attribute is pbuffer. But the same issue is not observed on similar
>> > scenerios, HiKey and RPI with westeros. Is there something to do with
>> > db410c
>> > for eglChooseConfig failure when surface type is pbuffer?
>>
>> Can you point me at the code?  Not 100% sure but possibly gbm/drm egl
>> implementation does not support pbuffer surfaces.  I don't see weston
>> using pbuffer's, for example.
>>
>> Has this code ever worked with anything other than closed src gles
>> drivers?  (Like the vc4 driver on r-pi or on x86?)
>>
>> BR,
>> -R
>
>
>
>
> --
> Regards,
> Sivasubramanian