From: Daniel Vetter <daniel.vetter@ffwll.ch>
Date: Tue, 24 Apr 2012 06:29:42 +0000 (+0200)
Subject: drm/i915: check for kms in dri1 ioctls
X-Git-Tag: v3.5-rc1~83^2~8^2~60
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=cd9d4e9f9fa2809dedc637406fa15016bfcb2ad0;p=pandora-kernel.git

drm/i915: check for kms in dri1 ioctls

Calling these when gem assumes full control of the hw won't end
in anything else than tears. So be a bit more paranoid here.

Just serves as documentation.

v2: Bail out with ENODEV as suggested by Chris Wilson.

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