The patch prepares devfreq device for handling suspend/resume
functionality. The new fields will store needed information during this
process. Devfreq framework handles opp-suspend DT entry and there is no
need of modyfications in the drivers code. It uses atomic variables to
make sure no race condition affects the process.
Suggested-by: NTobias Jakobi <tjakobi@math.uni-bielefeld.de>
Suggested-by: NChanwoo Choi <cw00.choi@samsung.com>
Signed-off-by: NLukasz Luba <l.luba@partner.samsung.com>
Reviewed-by: NChanwoo Choi <cw00.choi@samsung.com>
Signed-off-by: NMyungJoo Ham <myungjoo.ham@samsung.com>