This patch moves the detection of the 2wr SIF pas106b sensor to before
detecting other sensors.
Patch change by jfm: Check SIF for identified webcams only.
Signed-off-by: NHans de Goede <j.w.r.degoede@hhs.nl>
Signed-off-by: NJean-Francois Moine <moinejf@free.fr>
Signed-off-by: NMauro Carvalho Chehab <mchehab@infradead.org>