[PATCH] drm/radeon: flush read cache for gtt with fence on r6xx and newer GPU V3

2011-10-27 Thread Jerome Glisse
On Thu, Oct 27, 2011 at 12:12:09PM -0400, Alex Deucher wrote: > On Wed, Oct 26, 2011 at 11:41 AM, wrote: > > From: Jerome Glisse > > > > Cayman seems to be particularly sensitive to read cache returning > > old data after bind/unbind to GTT. Flush read cache for GTT range > > with each fences fo

[PATCH] drm/radeon: flush read cache for gtt with fence on r6xx and newer GPU V3

2011-10-27 Thread Alex Deucher
On Wed, Oct 26, 2011 at 11:41 AM, wrote: > From: Jerome Glisse > > Cayman seems to be particularly sensitive to read cache returning > old data after bind/unbind to GTT. Flush read cache for GTT range > with each fences for all new hw. Should fix several rendering glitches. > Like > > V2 flush w

Re: [PATCH] drm/radeon: flush read cache for gtt with fence on r6xx and newer GPU V3

2011-10-27 Thread Jerome Glisse
On Thu, Oct 27, 2011 at 12:12:09PM -0400, Alex Deucher wrote: > On Wed, Oct 26, 2011 at 11:41 AM, wrote: > > From: Jerome Glisse > > > > Cayman seems to be particularly sensitive to read cache returning > > old data after bind/unbind to GTT. Flush read cache for GTT range > > with each fences fo

Re: [PATCH] drm/radeon: flush read cache for gtt with fence on r6xx and newer GPU V3

2011-10-27 Thread Alex Deucher
On Wed, Oct 26, 2011 at 11:41 AM, wrote: > From: Jerome Glisse > > Cayman seems to be particularly sensitive to read cache returning > old data after bind/unbind to GTT. Flush read cache for GTT range > with each fences for all new hw. Should fix several rendering glitches. > Like > > V2 flush w

[PATCH] drm/radeon: flush read cache for gtt with fence on r6xx and newer GPU V3

2011-10-26 Thread Alex Deucher
On Wed, Oct 26, 2011 at 11:41 AM, wrote: > From: Jerome Glisse > > Cayman seems to be particularly sensitive to read cache returning > old data after bind/unbind to GTT. Flush read cache for GTT range > with each fences for all new hw. Should fix several rendering glitches. > Like > > V2 flush w

[PATCH] drm/radeon: flush read cache for gtt with fence on r6xx and newer GPU V3

2011-10-26 Thread j.gli...@gmail.com
From: Jerome Glisse Cayman seems to be particularly sensitive to read cache returning old data after bind/unbind to GTT. Flush read cache for GTT range with each fences for all new hw. Should fix several rendering glitches. Like V2 flush whole address space V3 also flush shader read cache https

Re: [PATCH] drm/radeon: flush read cache for gtt with fence on r6xx and newer GPU V3

2011-10-26 Thread Alex Deucher
On Wed, Oct 26, 2011 at 11:41 AM, wrote: > From: Jerome Glisse > > Cayman seems to be particularly sensitive to read cache returning > old data after bind/unbind to GTT. Flush read cache for GTT range > with each fences for all new hw. Should fix several rendering glitches. > Like > > V2 flush w

[PATCH] drm/radeon: flush read cache for gtt with fence on r6xx and newer GPU V3

2011-10-26 Thread j . glisse
From: Jerome Glisse Cayman seems to be particularly sensitive to read cache returning old data after bind/unbind to GTT. Flush read cache for GTT range with each fences for all new hw. Should fix several rendering glitches. Like V2 flush whole address space V3 also flush shader read cache https