Add support for Shenzhen Tungsten Ages Tech TE-DTV-250 OEM for Swann PCI TV Tuner Card Signed-off-by: David Bussenschutt <buzz@oska.com> Signed-off-by: Michael Krufky <mkrufky@linuxtv.org> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>