[Intel-gfx] [PATCH 1/2] drm/i915: re-enable semaphores by default

[Keith Packard]

On Wed, 16 Nov 2011 16:49:40 +0100, Daniel Vetter <daniel.vetter at ffwll.ch> wrote:

> So we need to check whether DMAR is enabled (on the
> entire system, i.e. the variable exported for the ilk workaround is
> not good enough)

Can you figure out what *would* be sufficient? Getting semaphores turned
on for the 99% who aren't enabling VT-d would be a fairly nice
performance improvement.

-- 
keith.packard at intel.com
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