drm/i915: don't store the reg value for HWS_PGA

It is trivially computable from the real physical address so no need to
store both.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
This commit is contained in:
Chris Wilson 2011-02-25 22:26:23 +00:00
commit 4cbf74ccf8
2 changed files with 13 additions and 7 deletions