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: I0960bb63049dc2d93dc6b118411588a9aaa6991b
Original-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>

import/chips/p9/procedures/ppe_closed/sgpe/stop_gpe/p9_sgpe_stop.h

@@ -221,10 +221,7 @@ enum SGPE_STOP_PSCOM_MASK
 
 enum SGPE_WOF_ACTIVE_UPDATE_STATUS
 {
-    IPC_SGPE_PGPE_UPDATE_QUAD_ENABLED = 0x2,
-    IPC_SGPE_PGPE_UPDATE_CORE_ENABLED = 0x1,
-    // Reserved_4_Do_Not_Use
-    IPC_SGPE_PGPE_UPDATE_CTRL_ONGOING = 0x8,
+    IPC_SGPE_PGPE_UPDATE_CORE_ENABLED = 0x01,
     IPC_SGPE_PGPE_UPDATE_PGPE_HALTED  = 0xF0
 };
 
@@ -386,7 +383,6 @@ struct ring_save
 /// SGPE to PGPE IPC handlers
 void p9_sgpe_ipc_uih_done_hook();
 void p9_sgpe_ipc_pgpe_ctrl_stop_updates(ipc_msg_t*, void*);
-void p9_sgpe_ack_pgpe_ctrl_stop_updates();
 void p9_sgpe_ipc_pgpe_update_active_cores(const uint32_t);
 void p9_sgpe_ipc_pgpe_update_active_cores_poll_ack();
 void p9_sgpe_ipc_pgpe_update_active_quads(const uint32_t, const uint32_t);