PM: Fixes for Livelock Scenarios

    -Fixes DPLL Ownership issues during Pstate Start
    -Fixes WOF Enablement and Quad/Core Active Update(STOP11/5) livelock
    scenario
    -Fixes PM Complex Suspend and Quad/Core Active Update(STOP11/5)
    livelock scenario
    -Fixes VDM Droop Suspend STOP entries livelock scenario

    Key_Cronus_Test=PM_REGRESS

Change-Id: I14a0dece4c74bc04618f7d1f3838dbe273bace94
CQ: SW425778
Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/57191
Tested-by: PPE CI <ppe-ci+hostboot@us.ibm.com>
Tested-by: Hostboot CI <hostboot-ci+hostboot@us.ibm.com>
Tested-by: Jenkins Server <pfd-jenkins+hostboot@us.ibm.com>
Tested-by: Cronus HW CI <cronushw-ci+hostboot@us.ibm.com>
Tested-by: FSP CI Jenkins <fsp-CI-jenkins+hostboot@us.ibm.com>
Tested-by: HWSV CI <hwsv-ci+hostboot@us.ibm.com>
Reviewed-by: YUE DU <daviddu@us.ibm.com>
Reviewed-by: Gregory S. Still <stillgs@us.ibm.com>
Reviewed-by: Jennifer A. Stofer <stofer@us.ibm.com>
Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/57839
Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/57848
Reviewed-by: Sachin Gupta <sgupta2m@in.ibm.com>

src/import/chips/p9/procedures/hwp/lib/p9_pm_hcd_flags.h

@@ -124,6 +124,7 @@ enum PM_CME_FLAGS_DEFS
     CME_FLAGS_STOP_BLOCK_ENTRY_C1                       = 11,
     CME_FLAGS_CORE_QUIESCE_ACTIVE                       = 12,
     CME_FLAGS_PM_DEBUG_HALT_ENABLE                      = 13,
+    CME_FLAGS_DROOP_SUSPEND_ENTRY                       = 14,
     CME_FLAGS_SAFE_MODE                                 = 16,
     CME_FLAGS_PSTATES_SUSPENDED                         = 17,
     CME_FLAGS_SPWU_CHECK_ENABLE                         = 22,