amdgpu: DRI3 with EGL?
kai at dev.carbon-project.org
Tue Oct 17 14:52:13 UTC 2017
Michel Dänzer wrote on 17.10.2017 11:20:
> On 16/10/17 06:21 PM, Kai Wasserbäch wrote:
>> Michel Dänzer wrote on 16.10.2017 18:05:
>>> On 16/10/17 05:53 PM, Kai Wasserbäch wrote:
>>>> But when I look at my Xorg.0.log or the output of eglinfo, I see the following
>>>> - Xorg.0.log: [ 15.305] (II) glamor: EGL version 1.5 (DRI2):
>>>> - eglinfo: EGL version string: 1.5 (DRI2)
>>>> My understanding was, that amdgpu supports DRI3 for quite some time now and
>>>> therefore would expect to see something like "EGL version string: 1.5 (DRI3)".
>>>> What am I missing?
>>> Only that those messages are about a different "DRI2" than the
>>> alternative to DRI3.
>> ah, I was not aware of that. What „DRI“ is meant here then?
> The API exposed by *_dri.so to the EGL runtime. It's called "DRI2"
> because it had to be changed from the original API when DRI2 was
> introduced. However, that wasn't necessary for DRI3.
thank you for the explanation! Is there any chance that this could be
disambiguated? Maybe by adding a „MESA-“ to the string, which is returned as the
EGL version string. Would a "patch" for this be welcome?
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