[media] af9013: cache some reg values to reduce reg reads

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Demod + tuner specific RF AGC and IF AGC limit values are read from demod
memory in every signal strength query. Cache those to reduce I2C traffic.

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

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Antti Palosaari 2010-10-07 16:34:55 -03:00 • committed by Mauro Carvalho Chehab

parent edb709b61a

commit 9e35cd222b

1 changed files with 32 additions and 23 deletions

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drivers/media/dvb/frontends/af9013.c

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