drm: add KGDB/KDB support
authorJesse Barnes <jbarnes@virtuousgeek.org>
Thu, 5 Aug 2010 14:22:31 +0000 (09:22 -0500)
committerJason Wessel <jason.wessel@windriver.com>
Thu, 5 Aug 2010 14:22:31 +0000 (09:22 -0500)
Implement the callbacks for KDB entry/exit via the drm helpers.

Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Jason Wessel <jason.wessel@windriver.com>

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