qcacmn: changes to support lithium nss offload

Changes include
1. nss_cfg parameter to dp_soc.
2. nss_enabled field for pdev.
3. cdp api to enabled nss offload config.
4. skip rx ring configuration when nss enabled.
5. skip timter /interrupt configuration if
   nss is enabled.
6. peer map/unmap event hander.

Change-Id: Ic4a919b6b7e846e18cb15ebcb94f8736a751ecb5

dp/inc/cdp_txrx_cmn.h

@@ -51,6 +51,21 @@ cdp_soc_attach_target(ol_txrx_soc_handle soc)
 	return 0;
 }
 
+static inline int
+cdp_soc_get_nss_cfg(ol_txrx_soc_handle soc)
+{
+	if (soc->ops->cmn_drv_ops->txrx_soc_get_nss_cfg)
+		return soc->ops->cmn_drv_ops->txrx_soc_get_nss_cfg(soc);
+	return 0;
+}
+
+static inline void
+cdp_soc_set_nss_cfg(ol_txrx_soc_handle soc, uint32_t config)
+{
+	if (soc->ops->cmn_drv_ops->txrx_soc_set_nss_cfg)
+		soc->ops->cmn_drv_ops->txrx_soc_set_nss_cfg(soc, config);
+}
+
 static inline struct cdp_vdev *
 cdp_vdev_attach(ol_txrx_soc_handle soc, struct cdp_pdev *pdev,
 	uint8_t *vdev_mac_addr, uint8_t vdev_id, enum wlan_op_mode op_mode)