Re: [Intel-gfx] SNB LVDS goes all stripy at times with rc6 enabled

2011-07-28 Thread Jesse Barnes
On Wed, 27 Jul 2011 23:08:08 -0700 Keith Packard wrote: > On Wed, 27 Jul 2011 09:06:09 -0700, Jesse Barnes > wrote: > > > I tried this last week with my patch > > So, with the intel_crtc DPMS tracking fixed, this problem can now be > easily reproduced in a wide range of situations. > > It do

Re: [Intel-gfx] SNB LVDS goes all stripy at times with rc6 enabled

2011-07-27 Thread Keith Packard
On Wed, 27 Jul 2011 09:06:09 -0700, Jesse Barnes wrote: > I tried this last week with my patch So, with the intel_crtc DPMS tracking fixed, this problem can now be easily reproduced in a wide range of situations. It does not depend on the output in question -- Jesse and I have managed to make

Re: [Intel-gfx] SNB LVDS goes all stripy at times with rc6 enabled

2011-07-27 Thread Jesse Barnes
On Wed, 27 Jul 2011 02:29:19 -0700 "Keith Packard" wrote: > > Ok, that took all evening. And, I don't have a fix, but I do know a lot > more about the problem. > > To recap: > > On Sandybridge, sometimes, when you simultaneously change two > outputs, one of them turns into stri

[Intel-gfx] SNB LVDS goes all stripy at times with rc6 enabled

2011-07-27 Thread Keith Packard
Ok, that took all evening. And, I don't have a fix, but I do know a lot more about the problem. To recap: On Sandybridge, sometimes, when you simultaneously change two outputs, one of them turns into stripes, or as solid color. Here's how I reproduce it: First, connect