qcacmn: Don't move SAP if SCC on lte coex channel is allowed

If STA+SAP is doing SCC & g_sta_sap_scc_on_lte_coex_chan is set,
don't move SAP to a different channel when LTE channel avoidance
event comes.

Change-Id: I3dfdbb6d59769a8ff9b3b2e6d828feee94630569
CRs-Fixed: 2268993

umac/cmn_services/policy_mgr/inc/wlan_policy_mgr_api.h

@@ -2426,4 +2426,14 @@ bool policy_mgr_sta_sap_scc_on_lte_coex_chan(
 bool policy_mgr_is_valid_for_channel_switch(struct wlan_objmgr_psoc *psoc,
 					    uint8_t channel);
 
+/**
+ * policy_mgr_is_sta_sap_scc() - check whether SAP is doing SCC with
+ * STA
+ * @psoc: poniter to psoc
+ * @sap_ch: operating channel of SAP interface
+ * This function checks whether SAP is doing SCC with STA
+ *
+ * Return: true or false
+ */
+bool policy_mgr_is_sta_sap_scc(struct wlan_objmgr_psoc *psoc, uint8_t sap_ch);
 #endif /* __WLAN_POLICY_MGR_API_H */

umac/cmn_services/policy_mgr/src/wlan_policy_mgr_get_set_utils.c

@@ -3141,3 +3141,37 @@ bool policy_mgr_is_valid_for_channel_switch(struct wlan_objmgr_psoc *psoc,
 	policy_mgr_debug("Invalid channel for channel switch");
 	return false;
 }
+
+bool policy_mgr_is_sta_sap_scc(struct wlan_objmgr_psoc *psoc, uint8_t sap_ch)
+{
+	uint32_t conn_index;
+	bool is_scc = false;
+	struct policy_mgr_psoc_priv_obj *pm_ctx;
+
+	pm_ctx = policy_mgr_get_context(psoc);
+	if (!pm_ctx) {
+		policy_mgr_err("Invalid Context");
+		return is_scc;
+	}
+
+	if (!policy_mgr_mode_specific_connection_count(
+		psoc, PM_STA_MODE, NULL)) {
+		policy_mgr_debug("There is no STA+SAP conc");
+		return is_scc;
+	}
+
+	qdf_mutex_acquire(&pm_ctx->qdf_conc_list_lock);
+	for (conn_index = 0; conn_index < MAX_NUMBER_OF_CONC_CONNECTIONS;
+		conn_index++) {
+		if (pm_conc_connection_list[conn_index].in_use &&
+			(pm_conc_connection_list[conn_index].mode ==
+			PM_STA_MODE) &&
+			(sap_ch == pm_conc_connection_list[conn_index].chan)) {
+			is_scc = true;
+			break;
+		}
+	}
+	qdf_mutex_release(&pm_ctx->qdf_conc_list_lock);
+
+	return is_scc;
+}