Support the CEC notifier framework, simplifying drivers that
depend on this.
Signed-off-by: NHans Verkuil <hans.verkuil@cisco.com>
Tested-by: NMarek Szyprowski <m.szyprowski@samsung.com>
Tested-by: NBenjamin Gaignard <benjamin.gaignard@linaro.org>
Acked-by: NDaniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: NMauro Carvalho Chehab <mchehab@s-opensource.com>