Re: [Intel-gfx] [PATCH] drm/i915: Set the required VFMUNIT clock gating disable on Ironlake.

2010-12-15 Thread Eric Anholt
On Tue, 14 Dec 2010 18:19:30 +, Chris Wilson wrote: > On Tue, 14 Dec 2010 10:06:46 -0800, Eric Anholt wrote: > > It's required by the specs, but we don't know why. Let's not find out > > why. > > Any feel at all for the level of impact of not disabling power gating of > the VFM unit? Rando

Re: [Intel-gfx] [PATCH] drm/i915: Set the required VFMUNIT clock gating disable on Ironlake.

2010-12-14 Thread Chris Wilson
On Tue, 14 Dec 2010 10:06:46 -0800, Eric Anholt wrote: > It's required by the specs, but we don't know why. Let's not find out > why. Any feel at all for the level of impact of not disabling power gating of the VFM unit? Random hang? Incorrect output? I'm not even sure what the VFM unit is. -Chr

[Intel-gfx] [PATCH] drm/i915: Set the required VFMUNIT clock gating disable on Ironlake.

2010-12-14 Thread Eric Anholt
It's required by the specs, but we don't know why. Let's not find out why. Signed-off-by: Eric Anholt --- drivers/gpu/drm/i915/i915_reg.h |3 +++ drivers/gpu/drm/i915/intel_display.c |2 ++ 2 files changed, 5 insertions(+), 0 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_reg