qcacld-3.0: Disable dfs phyerr offload when no sap/go in DFS channel

As FW required, send WMI_PDEV_DFS_PHYERR_OFFLOAD_DISABLE_CMDID when there
is no beaconing session in DFS channel for FW which supports dfs offload.

Change-Id: Ib3c24758b81d6218d2504729d44cdbfb122933ee
CRs-Fixed: 2544846

components/cmn_services/policy_mgr/inc/wlan_policy_mgr_api.h

@@ -682,6 +682,22 @@ bool policy_mgr_is_any_nondfs_chnl_present(struct wlan_objmgr_psoc *psoc,
 uint32_t policy_mgr_get_dfs_beaconing_session_id(
 		struct wlan_objmgr_psoc *psoc);
 
+/**
+ * policy_mgr_is_dfs_beaconing_present_except_vdev() - to find
+ * if any DFS session except the given vdev id
+ * @psoc: PSOC object information
+ * @ch_freq: pointer to channel frequency that needs to filled
+ * @vdev_id: vdev id
+ *
+ * If any beaconing session except given vdev id such as SAP or GO present and
+ * it is on DFS channel then this function will return true
+ *
+ * Return: true if session is on DFS or false if session is on non-dfs channel
+ */
+bool policy_mgr_is_dfs_beaconing_present_except_vdev(
+		struct wlan_objmgr_psoc *psoc, uint32_t *ch_freq,
+		uint8_t vdev_id);
+
 /**
  * policy_mgr_is_any_dfs_beaconing_session_present() - to find
  * if any DFS session

components/cmn_services/policy_mgr/src/wlan_policy_mgr_get_set_utils.c

@@ -3015,6 +3015,44 @@ uint32_t policy_mgr_get_dfs_beaconing_session_id(
 	return session_id;
 }
 
+bool policy_mgr_is_dfs_beaconing_present_except_vdev(
+		struct wlan_objmgr_psoc *psoc, uint32_t *ch_freq,
+		uint8_t vdev_id)
+{
+	struct policy_mgr_conc_connection_info *conn_info;
+	bool status = false;
+	uint32_t conn_index = 0;
+	struct policy_mgr_psoc_priv_obj *pm_ctx;
+	struct policy_mgr_conc_connection_info info;
+	uint8_t num_cxn_del;
+
+	pm_ctx = policy_mgr_get_context(psoc);
+	if (!pm_ctx) {
+		policy_mgr_err("Invalid Context");
+		return false;
+	}
+	qdf_mutex_acquire(&pm_ctx->qdf_conc_list_lock);
+	policy_mgr_store_and_del_conn_info_by_vdev_id(
+		psoc, vdev_id, &info, &num_cxn_del);
+
+	for (conn_index = 0; conn_index < MAX_NUMBER_OF_CONC_CONNECTIONS;
+			conn_index++) {
+		conn_info = &pm_conc_connection_list[conn_index];
+		if (conn_info->in_use &&
+		    wlan_reg_is_dfs_for_freq(pm_ctx->pdev, conn_info->freq) &&
+		    (conn_info->mode == PM_SAP_MODE ||
+		     conn_info->mode == PM_P2P_GO_MODE)) {
+			*ch_freq = pm_conc_connection_list[conn_index].freq;
+			status = true;
+		}
+	}
+	if (num_cxn_del)
+		policy_mgr_restore_deleted_conn_info(psoc, &info, num_cxn_del);
+	qdf_mutex_release(&pm_ctx->qdf_conc_list_lock);
+
+	return status;
+}
+
 bool policy_mgr_is_any_dfs_beaconing_session_present(
 		struct wlan_objmgr_psoc *psoc, uint32_t *ch_freq)
 {

core/mac/src/pe/lim/lim_utils.c

@@ -8068,6 +8068,7 @@ QDF_STATUS lim_ap_mlme_vdev_stop_send(struct vdev_mlme_obj *vdev_mlme,
 {
 	struct pe_session *session = (struct pe_session *)data;
 	QDF_STATUS status = QDF_STATUS_SUCCESS;
+	uint32_t ap_dfs_ch_freq;
 
 	if (!data) {
 		pe_err("data is NULL");
@@ -8075,10 +8076,15 @@ QDF_STATUS lim_ap_mlme_vdev_stop_send(struct vdev_mlme_obj *vdev_mlme,
 	}
 
 	if (LIM_IS_IBSS_ROLE(session) &&
-	    session->mac_ctx->lim.gLimIbssCoalescingHappened)
+	    session->mac_ctx->lim.gLimIbssCoalescingHappened) {
 		ibss_bss_delete(session->mac_ctx, session);
-	else
+	} else {
+		if (!policy_mgr_is_dfs_beaconing_present_except_vdev(
+		    session->mac_ctx->psoc, &ap_dfs_ch_freq, session->vdev_id))
+			tgt_dfs_radar_enable(
+				session->mac_ctx->pdev, 0, 0, false);
 		status =  lim_send_vdev_stop(session);
+	}
 
 	return status;
 }

core/wma/src/wma_dev_if.c

@@ -1245,7 +1245,7 @@ QDF_STATUS wma_vdev_start_resp_handler(struct vdev_mlme_obj *vdev_mlme,
 	}
 
 	if (wma_is_vdev_in_ap_mode(wma, rsp->vdev_id))
-		tgt_dfs_radar_enable(wma->pdev, 0, 0);
+		tgt_dfs_radar_enable(wma->pdev, 0, 0, true);
 
 	if (rsp->status == QDF_STATUS_SUCCESS) {
 		wma->interfaces[rsp->vdev_id].tx_streams =