Add few debug messages for some of the possible scenarios
where we can detect PAPRD failures. this will help us to be
sure that we had really enabled PAPRD
Cc: susinder@qca.qualcomm.com Cc: senthilb@qca.qualcomm.com Signed-off-by: Mohammed Shafi Shajakhan <mshajakhan@atheros.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>