drm/i915: Don't use atomics for pg_dirty_rings

It's already protected by the bkl^Wdev->struct_mutex. While at it
realign some related code.

Reviewed-by: Mika Kuoppala <mika.kuoppala@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
This commit is contained in:
Daniel Vetter 2015-04-14 17:35:19 +02:00
commit 9258811c96
2 changed files with 10 additions and 11 deletions