On 25 January 2016 at 11:24, Michel Dänzer <mic...@daenzer.net> wrote:
> On 23.01.2016 02:14, Marek Olšák wrote:
>> On Fri, Jan 22, 2016 at 6:02 PM, Emil Velikov <emil.l.veli...@gmail.com>
>> wrote:
>>> On 22 January 2016 at 16:50, Marek Olšák <mar...@gmail.com> wrote:
>>>> On Fri, Jan 22, 2016 at 5:32 PM, Emil Velikov <emil.l.veli...@gmail.com>
>>>> wrote:
>>>>> On 22 January 2016 at 12:24, Marek Olšák <mar...@gmail.com> wrote:
>>>>>> On Tue, Jan 12, 2016 at 8:46 PM, Marek Olšák <mar...@gmail.com> wrote:
>>>>>>> From: Marek Olšák <marek.ol...@amd.com>
>>>>>>>
>>>>>>> This allows building VDPAU/OMX/VA drivers without OpenGL and its
>>>>>>> dependencies.
>>>>>>> ---
>>>>>>> configure.ac | 5 +++++
>>>>>>> 1 file changed, 5 insertions(+)
>>>>>>>
>>>>>>> diff --git a/configure.ac b/configure.ac
>>>>>>> index 8d19dab..04b5fd8 100644
>>>>>>> --- a/configure.ac
>>>>>>> +++ b/configure.ac
>>>>>>> @@ -2159,7 +2159,12 @@ gallium_require_drm_loader() {
>>>>>>> fi
>>>>>>> }
>>>>>>>
>>>>>>> +dnl This is for Glamor. Skip this if OpenGL is disabled.
>>>>>>> require_egl_drm() {
>>>>>>> + if test "x$enable_opengl" = xno; then
>>>>>>> + return 0
>>>>>>> + fi
>>>>>>> +
>>>>>>> case "$with_egl_platforms" in
>>>>>>> *drm*)
>>>>>>> ;;
>>>>> ... the hole idea of having this error out is a gross workaround imho.
>>>>> While I could not find anything concrete to point out initially seems
>>>>> like you have found it. And now we add a workaround on top of the
>>>>> workaround :-\
>>>>>
>>>>> Yes it is (very) unlikely that radeonsi GPUs will have 2d accel
>>>>> without glamor and yes it is required in those cases. But that does
>>>>> not mean that we must mandate egl+drm but recommend it ? After all one
>>>>> can have egl+wayland+radeonsi mesa (without egl+drm) on a xserver-less
>>>>> setup, can't they ?
>>>>
>>>> I don't know what Wayland uses, but if it doesn't use egl+drm, that's fine.
>
> A Wayland compositor typically uses EGL+DRM, but I guess there could be
> a setup where the compositor generally uses a non-radeonsi GPU and only
> Wayland clients use radeonsi.
>
>
>>>> We still have to require egl+drm for GLX/DRI support, so we can loosen
>>>> the requirement a little bit, but we can't remove it completely.
>>>> That's how I see it.
>>>>
>>> The point I'm making is that one cannot forsee what the user will do
>>> (run) at build time. Thus sticking with a big fan warning is a
>>> sensible thing to do. If no-one pays attention to the warnings (I've
>>> been guilty a few times as well) then it's their own fault - it's not
>>> like we print (m)any and things get lost amidst the noise ?
>>
>> Michel, any opinion on removing require_egl_drm from configure.ac?
>
Note: I wasn't suggesting that we remove it - just demote from ERROR to WARN.
> I can only agree with that if the EGL drm platform is enabled by default
> (when possible), otherwise we'll get support burden again because of the
> missing EGL drm platform.
>
Even with egl/gbm enabled by default we still out to warn when one
builds radeonsi(amdgpu) without egl/gbm. Otherwise there'll be no
indication to the user ?
Does that sound reasonable ?
-Emil
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