qcacmn: SON convergence

1) Defined modularized public api for cdp module
to track inactivity and over load detection.
2) Initialization calls are added to attach and
detach SON specific api.
3) operating system specific calls are replaced with qdf calls.

Change-Id: I130d1e99208d6454f5d9888774534cc6d619ad83

qdf/inc/qdf_types.h

@@ -390,6 +390,7 @@ typedef enum {
 	QDF_MODULE_ID_REGULATORY,
 	QDF_MODULE_ID_NAN,
 	QDF_MODULE_ID_OFFCHAN_TXRX,
+	QDF_MODULE_ID_SON,
 	QDF_MODULE_ID_ANY,
 	QDF_MODULE_ID_MAX,
 } QDF_MODULE_ID;