We want to support different cpuidle drivers co-existing together.
In this case we should move the refcount to the cpuidle_driver
structure to handle several drivers at a time.
Signed-off-by: NDaniel Lezcano <daniel.lezcano@linaro.org>
Acked-by: NPeter De Schrijver <pdeschrijver@nvidia.com>
Signed-off-by: NRafael J. Wysocki <rafael.j.wysocki@intel.com>