From 34ce475d3272f3645561eb67048faf5537bae621 Mon Sep 17 00:00:00 2001
From: Jemma Denson <jdenson@gmail.com>
Date: Tue, 5 May 2015 17:47:55 -0300
Subject: [PATCH] [media] cx24120: Return DVBv3 signal strength from cache

This patch changes DVBv3 signal strength to read from the cache by
moving the signal strength reading routine into get_stat, and
reducing read_signal_strength to just returning the cached value.

Signed-off-by: Jemma Denson <jdenson@gmail.com>
Signed-off-by: Patrick Boettcher <patrick.boettcher@posteo.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
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