Re: Any hope of vblank-synchronized rendering (from vivante) on i.MX6 soon?

[Carlos Rafael Giani <dv@pseudoterminal.org>]

Perhaps there is still time left to notify Freescale how critical this 
feature is for several people. Imagine tearing on huge displays for 
example ... this can easily become a showstopper. Freescale should 
consider this one of the most critical features to introduce in 3.10.31 GA.

On 09/23/2014 03:04 PM, Gerard Bucas wrote:
> Thanks Daiane - will do.
>
> When is the next such meeting and who is actually the interface with Vivante that could put some pressure on them!?
>
> DRI2 is used all over in the X11 code according to this so I think this is a critical area to solve the serious shortcomings and performance in the current X11 port on the I.MX6. See: http://en.m.wikipedia.org/wiki/DRI2 for more details.
>
> Best Regards
>
> Gerard Bucas
> TekMagic
>
>
>
>> On 23 Sep 2014, at 07:45, Daiane Angolini <daiane.list@gmail.com> wrote:
>>
>>> On Tue, Sep 23, 2014 at 1:31 AM, Gerard Bucas <gerard.b@tekmagic.net> wrote:
>>> On X.11 and Chromium there is still "tearing" of videos played back in
>>> Chromium (on X11). From what I have read and been told by others this is
>>> caused by the lack of DRI2 support in the Vivante graphics libraries (even
>>> in the latest V5.x libraries included in the latest
>>> fsl-yocto-3.10.31-1.1.0_beta BSP).
>>>
>>> Is there any hope of Vivante implementing DRI2 soon or some other way to
>>> implement vblank-synchronized rendering ("vsync") on the i.MX6 so that
>>> Chrome/Chromium can playback videos without this serious "tearing" problem?
>>>
>>> How do we convince Vivante to give this a high priority!?
>> This is a interesting topic, and i think there is room for a healthy
>> discussion in our next community meeting. Please, keep a list of
>> issues and suggest it when the next agenda is published.
>>
>>
>> for now, let´s wait if someone else has some word on this thread.
>>
>> Daiane