From 49981046e3dc2f934663548a270d4bf1a4534bb9 Mon Sep 17 00:00:00 2001
From: Ben Skeggs <bskeggs@redhat.com>
Date: Mon, 6 Aug 2012 19:38:25 +1000
Subject: [PATCH] drm/nve0: use async copy engine for ttm buffer moves if
 available

Kepler PFIFO lost the ability to address multiple engines from a single
channel, so we need a separate one for the copy engine.

v2: Marcin Slusarz <marcin.slusarz@gmail.com>
- regression fix: restore hw accelerated buffer copies

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
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