V4L/DVB (4939): Or51132: Changed SNR and signal strength reporting

Removes embedded log functions and makes use of the DVB math functions
to provide SNR in dB.  The changes are modeled after recent changes made
to the LGDT330x frontends in lgdt330x.c

Signed-off-by: Rusty Scott <rustys@ieee.org>
Signed-off-by: Trent Piepho <xyzzy@speakeasy.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
This commit is contained in:
Rusty Scott 2006-12-04 18:04:15 -03:00 committed by Mauro Carvalho Chehab
commit b2fb7f55a1