From: Rob Clark <rob@ti.com>
Date: Tue, 6 Mar 2012 16:20:36 +0000 (-0600)
Subject: drm: cope with platformdev->id == -1
X-Git-Tag: v3.4-rc1~143^2~63
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b19c19afa880105179b3c25e57b169c8fcda334c;p=pandora-kernel.git

drm: cope with platformdev->id == -1

If there are not multiple instances of a platform device, the id
should apparently be set to -1.  Which results in a odd looking
bus-id like "platform:foodrm:-1".  Probably we should just treat
this case as id 0.

Signed-off-by: Rob Clark <rob@ti.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
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