Re: [Intel-gfx] [PATCH 2/2] drm/i915: Don't do MTRR setup if PAT is enabled

2012-03-18 Thread Daniel Vetter
On Wed, Mar 14, 2012 at 11:22:11AM -0400, Adam Jackson wrote: > Some newer BIOSes are shipping with all MTRRs already populated. These > BIOSes are all on machines with sufficiently new CPUs that the > referenced errata doesn't apply anyway, so just don't try to claim the > MTRR. > > Signed-off-b

[Intel-gfx] [PATCH 2/2] drm/i915: Don't do MTRR setup if PAT is enabled

2012-03-14 Thread Adam Jackson
Some newer BIOSes are shipping with all MTRRs already populated. These BIOSes are all on machines with sufficiently new CPUs that the referenced errata doesn't apply anyway, so just don't try to claim the MTRR. Signed-off-by: Adam Jackson --- drivers/gpu/drm/i915/i915_dma.c |6 ++ 1 fil