drm/nv50-nvc0: initialise display sync channels
authorBen Skeggs <bskeggs@redhat.com>
Mon, 7 Feb 2011 03:29:23 +0000 (13:29 +1000)
committerBen Skeggs <bskeggs@redhat.com>
Thu, 24 Feb 2011 20:45:11 +0000 (06:45 +1000)
Also imports a couple of helper functions that'll be used to implement
page flipping in the following commits..

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

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