[Freedreno] Whether A200 driver is supported by Linux Mainline Kernel

[Rob Clark]

mesa/freedreno supports gles as well as gl.. perhaps you built mesa
without --enable-gles2?

BR,
-R

On Fri, Sep 8, 2017 at 2:50 AM, abhijit naik <abhijitnaik27 at gmail.com> wrote:
> Hi All,
>
> I have requirement to support OPENGL ES 2.0 in GPU hardware.
>
> But freedreno supports OPENGL 1.4. To support OPEN GL ES 2.0, I am
> planning to boot old linux kernel with binary only GPU driver and use
> reverse engineering tools. As I don't see any other option.
>
> But before I start, I wanted to confirm whether Open GL ES 2.0 based
> application can run with Open GL ES 1.4?
>
> My end goal is to use chromium browser on IMX537 based board.
>
> Please let me know your inputs.
>
> On Thu, Aug 17, 2017 at 4:04 PM, Wladimir J. van der Laan
> <laanwj at gmail.com> wrote:
>> Hello abhijit,
>>
>>> Now I am trying to run some 2D application from freedreno. I saw that these
>>> applications use libC2D2.
>>>
>>> I was able to get this library for UNIX, but I am not able to get libstlport
>>> for UNIX which is one of dependencies. I am concluding libC2D2 is specific
>>> to Andriod
>>
>> You shouldn't need stlport for UNIX. As far as I remember it is a stand-alone
>> implementation of the C++ standard library. Both clang and GCC have their
>> own state-of-the-art C++ standard libraries readily available.
>>
>>> I am planning to use MonkVG and run tiger application that comes with
>>> Khronos so that I can use 3D renderer for 2D.
>>>
>>> I am falling back to OPEN GL ES 2.0, as OPENVG implementation is
>>> discontinued in Mesa
>>
>> I'm not sure what is the state of support for the 2D core, the Z160, in
>> freedreno. I personally will likely not have time to look at that.
>>
>> Using the 3D hardware makes sense, however. For example the application I'm
>> working on is also mostly a 2D application, it is built with Qt Quick, which
>> uses OpenGL ES 2 as rendering backend.
>>
>> Regards,
>> Wladimir
>
>
>
> --
> Best wishes,
> Abhijit Naik