From: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Date: Thu, 6 Jun 2013 12:18:39 +0000 (+0300)
Subject: drm/i915: export error state to string conversion
X-Git-Tag: v3.12-rc1~136^2~165^2~40
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=fc16b48be665d94337a861486dd25499971742a2;p=pandora-kernel.git

drm/i915: export error state to string conversion

In preparation for accessing error state from sysfs, export
error state to string conversion function. Also tuck buffer
error handling inside the function.

Signed-off-by: Mika Kuoppala <mika.kuoppala@intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
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