[media] r820t: Give a better estimation of the signal strength
authorMauro Carvalho Chehab <mchehab@redhat.com>
Sun, 7 Apr 2013 21:12:56 +0000 (18:12 -0300)
committerMauro Carvalho Chehab <mchehab@redhat.com>
Wed, 17 Apr 2013 00:20:12 +0000 (21:20 -0300)
Instead of a binary signal strength measure, use the tuner gain
to obtain a better estimation of the signal strength.

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Tested-by: Antti Palosaari <crope@iki.fi>

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