qcacmn: Disable dfs phyerr offload when no sap/go in DFS channel

As FW requires, 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: I73b86328be6eb132de70bd10406495fbaefcab67
CRs-Fixed: 2554083

umac/dfs/dispatcher/inc/wlan_dfs_tgt_api.h

@@ -163,12 +163,14 @@ tgt_dfs_set_current_channel_for_freq(struct wlan_objmgr_pdev *pdev,
  * tgt_dfs_radar_enable() - Enables the radar.
  * @pdev: Pointer to DFS pdev object.
  * @no_cac: If no_cac is 0, it cancels the CAC.
+ * @enable: disable/enable radar
  *
  * This is called each time a channel change occurs, to (potentially) enable
  * the radar code.
  */
-QDF_STATUS tgt_dfs_radar_enable(struct wlan_objmgr_pdev *pdev,
-	int no_cac, uint32_t opmode);
+QDF_STATUS tgt_dfs_radar_enable(
+	struct wlan_objmgr_pdev *pdev,
+	int no_cac, uint32_t opmode, bool enable);
 
 /**
  * tgt_dfs_control()- Used to process ioctls related to DFS.
@@ -220,8 +222,9 @@ static inline QDF_STATUS tgt_dfs_set_current_channel(
 	return QDF_STATUS_SUCCESS;
 }
 
-static inline QDF_STATUS tgt_dfs_radar_enable(struct wlan_objmgr_pdev *pdev,
-	int no_cac, uint32_t opmode)
+static inline QDF_STATUS tgt_dfs_radar_enable(
+	struct wlan_objmgr_pdev *pdev,
+	int no_cac, uint32_t opmode, bool enable)
 {
 	return QDF_STATUS_SUCCESS;
 }

umac/dfs/dispatcher/src/wlan_dfs_tgt_api.c

@@ -144,7 +144,7 @@ qdf_export_symbol(tgt_dfs_set_current_channel_for_freq);
 #endif
 
 QDF_STATUS tgt_dfs_radar_enable(struct wlan_objmgr_pdev *pdev,
-				int no_cac, uint32_t opmode)
+				int no_cac, uint32_t opmode, bool enable)
 {
 	struct wlan_dfs *dfs;
 	struct wlan_lmac_if_dfs_tx_ops *dfs_tx_ops;
@@ -158,8 +158,14 @@ QDF_STATUS tgt_dfs_radar_enable(struct wlan_objmgr_pdev *pdev,
 	}
 
 	if (!dfs->dfs_is_offload_enabled) {
-		dfs_radar_enable(dfs, no_cac, opmode);
-		return QDF_STATUS_SUCCESS;
+		if (enable) {
+			dfs_radar_enable(dfs, no_cac, opmode);
+			return QDF_STATUS_SUCCESS;
+		} else {
+			dfs_debug(dfs, WLAN_DEBUG_DFS_ALWAYS,
+				  "Disabling dfs not allowed for non-offload chips");
+			return QDF_STATUS_E_FAILURE;
+		}
 	}
 
 	psoc = wlan_pdev_get_psoc(pdev);
@@ -174,7 +180,7 @@ QDF_STATUS tgt_dfs_radar_enable(struct wlan_objmgr_pdev *pdev,
 		return  QDF_STATUS_E_FAILURE;
 	}
 
-	status = dfs_tx_ops->dfs_send_offload_enable_cmd(pdev, true);
+	status = dfs_tx_ops->dfs_send_offload_enable_cmd(pdev, enable);
 	if (QDF_IS_STATUS_ERROR(status))
 		dfs_err(dfs, WLAN_DEBUG_DFS_ALWAYS,
 			"Failed to enable dfs offload, pdev_id: %d",

umac/global_umac_dispatcher/lmac_if/inc/wlan_lmac_if_def.h

@@ -1298,9 +1298,11 @@ struct wlan_lmac_if_dfs_rx_ops {
 			uint32_t r_rs_tstamp,
 			uint64_t r_fulltsf);
 	QDF_STATUS (*dfs_destroy_object)(struct wlan_objmgr_pdev *pdev);
-	QDF_STATUS (*dfs_radar_enable)(struct wlan_objmgr_pdev *pdev,
+	QDF_STATUS (*dfs_radar_enable)(
+			struct wlan_objmgr_pdev *pdev,
 			int no_cac,
-			uint32_t opmode);
+			uint32_t opmode,
+			bool enable);
 	void (*dfs_is_radar_enabled)(struct wlan_objmgr_pdev *pdev,
 				     int *ignore_dfs);
 	QDF_STATUS (*dfs_control)(struct wlan_objmgr_pdev *pdev,