From: Damien Lespiau <damien.lespiau@intel.com>
Date: Tue, 15 Oct 2013 17:55:33 +0000 (+0100)
Subject: drm/i915: Empty the circular buffer when asked for a new source
X-Git-Tag: v3.13-rc1~76^2~68^2~34
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=4b584369c6d6b75c9dbfeeb0896853874d031897;p=pandora-kernel.git

drm/i915: Empty the circular buffer when asked for a new source

So we don't read out stale CRCs from a previous run left in the buffer.

Signed-off-by: Damien Lespiau <damien.lespiau@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
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