greybus: pwm: Fix compilation with v4.3 kernel

pwm_is_enabled() wasn't enabled by v4.2-rc1, but it was based of
v4.2-rc1. It was actually first included in v4.3.

Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
This commit is contained in:
Viresh Kumar 2016-06-09 16:34:34 +05:30 • committed by Greg Kroah-Hartman
commit 12e6895d1e