From: Ben Skeggs <bskeggs@redhat.com>
Date: Mon, 30 Apr 2012 03:55:29 +0000 (+1000)
Subject: drm/nouveau/fence: convert to exec engine, and improve channel sync
X-Git-Tag: v3.5-rc1~100^2^2~26
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=5e120f6e4b3f35b741c5445dfc755f50128c3c44;p=pandora-kernel.git

drm/nouveau/fence: convert to exec engine, and improve channel sync

Now have a somewhat simpler semaphore sync implementation for nv17:nv84,
and a switched to using semaphores as fences on nv84+ and making use of
the hardware's >= acquire operation.

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