On 2020-05-25 3:31 p.m., uday kiran pichika wrote: > Hello, > > Am working on enabling the Adaptive sync feature as part of the > Xorg/Modesetting DDX driver by taking the reference of AMD DDX Driver > (xf86-video-amdgpu). Below is the commit which i submitted. > https://gitlab.freedesktop.org/pichika/xserver/-/commit/682565a645bda7371cc3731ee805cc4a0ace80db > > > I have made the below changes to enable this feature > 1. Enable Adaptive sync in Graphics Driver > 2. Added Xorg.conf file with VariableRefresh property which is read in the > Modesetting driver --> This is working fine. > > After taking the above changes, am observing that Adaptive sync is not > working. > > Below are my observations. > 1. loader_dri3_helper.c --> Adaptive sync property is being set once the > system is booted successfully on one Window. Once > set_adaptive_sync_property() method gets called, adaptive_sync_active flag > is setting to true. From the next time, when fullscreen applications are > loaded, this property never gets set on any window. > 2. Once this property is being set, received a notification in modesetting > ddx driver and read the property from the Stuff->window. > 3. But when the fullscreen application(Either DOTA or Xonotic), not > observing that this propety is not being set on any app window. > > Can any one please help me why this property is not being set in the > application windows ? >From your description, it does get set for some windows. Just apparently not for the window which is fullscreen and using page flipping (your description is a bit vague to be sure though). Have you tried with a simpler test app, e.g. glxgears -fullscreen ? -- Earthling Michel Dänzer | https://redhat.com Libre software enthusiast | Mesa and X developer _______________________________________________ dri-devel mailing list dri-devel@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/dri-devel
