qcacld-3.0: Restart SAP / GO before STA

In STA + SAP / GO DFS SCC concurrency, switch SAP / GO's operating
channel before STA's switch upon received very first CSA on STA
interface from peer AP.

Once STA moves to new channel, enforce SCC with existing SAP / GO
if its in MCC. This is done to allow traffic on SAP / GO side
during CSA period.

Change-Id: Icb4a15ad21ae96faff1fe338985aa734a4398cd2
CRs-Fixed: 3431386

components/cmn_services/policy_mgr/inc/wlan_policy_mgr_api.h

@@ -850,6 +850,42 @@ policy_mgr_change_sap_channel_with_csa(struct wlan_objmgr_psoc *psoc,
 }
 #endif
 
+/**
+ * policy_mgr_sta_sap_dfs_scc_conc_check() - validate and Move SAP channel
+ * using (E)CSA
+ *
+ * @psoc: PSOC object information
+ * @vdev_id: Vdev id
+ * @csa_event: Pointer to CSA IE Received event data
+ *
+ * Invoke the function to change SAP channel using (E)CSA for STA+GO / SAP
+ * SCC scenario only. This function will move P2P-GO / SAP first and then STA
+ * will follow.
+ *
+ * Return: QDF_STATUS_SUCCESS on success
+ */
+QDF_STATUS
+policy_mgr_sta_sap_dfs_scc_conc_check(struct wlan_objmgr_psoc *psoc,
+				      uint8_t vdev_id,
+				      struct csa_offload_params *csa_event);
+
+/**
+ * policy_mgr_sta_sap_dfs_enforce_scc() - validate and enforce SCC
+ * using (E)CSA upon receiving 1st beacon
+ *
+ * @psoc: PSOC object information
+ * @vdev_id: Vdev id
+ *
+ * Invoke the function to enforce SCC upon receiving 1st beacon. SAP / GO
+ * movement will be triggered using (E)CSA for STA+GO / SAP DFS scenario only.
+ * The pre-requisite for this function is SAP / GO shall already moved to new
+ * channel by policy_mgr_sta_sap_dfs_scc_conc_check() function.
+ *
+ * Return: void
+ */
+void policy_mgr_sta_sap_dfs_enforce_scc(struct wlan_objmgr_psoc *psoc,
+					uint8_t vdev_id);
+
 #ifdef WLAN_FEATURE_P2P_P2P_STA
 /**
  * policy_mgr_is_p2p_p2p_conc_supported() - p2p concurrency support