From 570ef608591aa1c7f7cb615c2d33b30246179da1 Mon Sep 17 00:00:00 2001
From: Daniel Vetter <daniel.vetter@ffwll.ch>
Date: Mon, 2 Aug 2010 17:06:23 +0200
Subject: [PATCH] drm/i915: use new macros to access the ring head register

Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
---
Reading git-format-patch failed