From: Chris Wilson <chris@chris-wilson.co.uk>
Date: Wed, 13 Aug 2014 11:14:12 +0000 (+0100)
Subject: drm/i915: Replace __I915__ with typesafe variant
X-Git-Tag: fixes-against-v3.18-rc2~73^2~73^2~25
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=7312e2ddec1ffe4511a85a2814df44e79ded3c1d;p=pandora-kernel.git

drm/i915: Replace __I915__ with typesafe variant

Ville pointed out the GCCism __builtin_types_compatible_p() that we
could use to replace our heavily casted presumption __I915__ macro that
was based on comparing struct sizes.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
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