No need to clear negative msb bits as those were dropped in any
case when data is written to register.
Signed-off-by: NAntti Palosaari <crope@iki.fi>
Signed-off-by: NHans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: NMauro Carvalho Chehab <mchehab@s-opensource.com>