ASoC: arizona: Remove redundant extern declarations

Functions are given external linkage by default making the extern's
unnecessary, as such remove them.

Signed-off-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Charles Keepax 2016-11-29 10:46:22 +00:00 • committed by Mark Brown
commit 739507159e