drm/i915: add support for E7221 chipset

E7221 chipset is a server version of the i915.

Signed-off-by: Dave Airlie <airlied@linux.ie>
This commit is contained in:
Carlos Martín 2008-01-23 16:41:17 +10:00 committed by Dave Airlie
commit 4d1f78880e