Re: [Mesa-dev] Playing with display timing -- VK_MESA_present_period

2020-02-10 Thread Michel Dänzer
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On 2020-02-07 10:19 p.m., Keith Packard wrote: > Michel Dänzer writes: > >> With variable refresh rate, it could certainly be useful for the >> kernel to have this information as early as possible. It >> shouldn't make any difference with fixed refres

Re: [Mesa-dev] Playing with display timing -- VK_MESA_present_period

2020-02-10 Thread Keith Packard
Michel Dänzer writes: > I think at least the following needs to happen first: > > * At least a prototype of plumbing through this information to the > amdgpu kernel driver (or another one which may grow VRR support) and > making use of it for adjusting the refresh periods to allow hitting > the t