From: Keith Packard <keithp@keithp.com>
Date: Wed, 15 Oct 2008 00:18:45 +0000 (-0700)
Subject: agp/intel: Reduce extraneous PCI posting reads during init
X-Git-Tag: v2.6.28-rc1~283^2~2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=44d494417278e49f5b42bd3ded1801b6d2254db8;p=pandora-kernel.git

agp/intel: Reduce extraneous PCI posting reads during init

Instead of doing a posting read after each GTT entry update, do a single one
at the end of the writes. This should reduce boot time a tiny amount by
avoiding a lot of extra uncached reads.

Signed-off-by: Keith Packard <keithp@keithp.com>
Signed-off-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Dave Airlie <airlied@redhat.com>
---

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