net: add Hisilicon Network Subsystem hnae framework support

HNAE (Hisilicon Network Acceleration Engine) is a framework to provide a
unified ring buffer interface for Hisilicon Network Acceleration
Engines.

With the interface, upper layer can work as ethernet driver, ODP driver
or other service driver on purpose.

Signed-off-by: huangdaode <huangdaode@hisilicon.com>
Signed-off-by: Kenneth Lee <liguozhu@huawei.com>
Signed-off-by: Yisen Zhuang <Yisen.Zhuang@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/hisilicon/Kconfig

@@ -39,4 +39,11 @@ config HNS_MDIO
 	  This selects the HNS MDIO support. It is needed by HNS_DSAF to access
 	  the PHY
 
+config HNS
+	tristate "Hisilicon Network Subsystem Support (Framework)"
+	---help---
+	  This selects the framework support for Hisilicon Network Subsystem. It
+	  is needed by any driver which provides HNS acceleration engine or make
+	  use of the engine
+
 endif # NET_VENDOR_HISILICON

drivers/net/ethernet/hisilicon/Makefile

@@ -5,3 +5,4 @@
 obj-$(CONFIG_HIX5HD2_GMAC) += hix5hd2_gmac.o
 obj-$(CONFIG_HIP04_ETH) += hip04_eth.o
 obj-$(CONFIG_HNS_MDIO) += hns_mdio.o
+obj-$(CONFIG_HNS) += hns/

drivers/net/ethernet/hisilicon/hns/Makefile

@@ -0,0 +1,5 @@
+#
+# Makefile for the HISILICON network device drivers.
+#
+
+obj-$(CONFIG_HNS) += hnae.o