Re: [PATCH 2/2] drm: add support for monotonic vblank timestamps

2012-10-24 Thread Imre Deak
On Wed, 2012-10-24 at 10:08 +0200, Michel Dänzer wrote: > On Die, 2012-10-23 at 21:53 +0300, Imre Deak wrote: > > Jumps in the vblank and page flip event timestamps cause trouble for > > clients, so we should avoid them. The timestamp we get currently with > > gettimeofday can jump, so use instead

Re: [PATCH 2/2] drm: add support for monotonic vblank timestamps

2012-10-24 Thread Michel Dänzer
On Die, 2012-10-23 at 21:53 +0300, Imre Deak wrote: > Jumps in the vblank and page flip event timestamps cause trouble for > clients, so we should avoid them. The timestamp we get currently with > gettimeofday can jump, so use instead monotonic timestamps. > > For backward compatibility use a mod