agp/intel: Add chipset flushing support for i8xx chipsets.

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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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This commit is contained in:

Dave Airlie 2007-11-21 16:36:31 +10:00

parent 6c00a61e1b

commit 2162e6a2b0

1 changed files with 78 additions and 30 deletions

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108

drivers/char/agp/intel-agp.c

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