agp/intel: fix cache control for sandybridge

This is broken from 97ef1bdd0b.
Let's set the correct bit for LLC+MLC and LLC only.

Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
This commit is contained in:
Zhenyu Wang 2010-11-02 17:30:46 +08:00 • committed by Chris Wilson
commit d110852513