From 352b20dc51488b264abe6b9755395c63c90e807b Mon Sep 17 00:00:00 2001
From: Thomas Hellstrom <thellstrom@vmware.com>
Date: Mon, 29 Jun 2015 12:57:37 -0700
Subject: [PATCH] drm/vmwgfx: Reinstate the legacy display system dirty
 callback

It somehow got lost in a rewrite.

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Sinclair Yeh <syeh@vmware.com>
---
Reading git-format-patch failed