agp/intel: Add chipset flushing support for i8xx chipsets.
authorDave Airlie <airlied@redhat.com>
Wed, 21 Nov 2007 06:36:31 +0000 (16:36 +1000)
committerDave Airlie <airlied@redhat.com>
Tue, 5 Feb 2008 04:33:32 +0000 (14:33 +1000)
This is a bit of a large hammer but it makes sure the chipset is flushed
by writing out 1k of data to an uncached page. We may be able to get better
information in the future on how to this better.

Signed-off-by: Dave Airlie <airlied@redhat.com>

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