net: hns3: give default option while dependency HNS3 set

Give default option for HNS3_HCLGE and HNS3_ENET will be helpful,
while dependency HNS3 is set. Meanwhile, use "if HNS3" section
instead of all the "depends on HNS3".
Signed-off-by: Huazhong Tan <tanhuazhong@huawei.com>
Signed-off-by: Peng Li <lipeng321@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/hisilicon/Kconfig

@@ -85,10 +85,12 @@ config HNS3
 	  drivers(like ODP)to register with HNAE devices and their associated
 	  operations.
 
+if HNS3
+
 config HNS3_HCLGE
 	tristate "Hisilicon HNS3 HCLGE Acceleration Engine & Compatibility Layer Support"
+	default m
 	depends on PCI_MSI
-	depends on HNS3
 	---help---
 	  This selects the HNS3_HCLGE network acceleration engine & its hardware
 	  compatibility layer. The engine would be used in Hisilicon hip08 family of
@@ -97,7 +99,7 @@ config HNS3_HCLGE
 config HNS3_DCB
 	bool "Hisilicon HNS3 Data Center Bridge Support"
 	default n
-	depends on HNS3 && HNS3_HCLGE && DCB
+	depends on HNS3_HCLGE && DCB
 	---help---
 	  Say Y here if you want to use Data Center Bridging (DCB) in the HNS3 driver.
 
@@ -106,7 +108,6 @@ config HNS3_DCB
 config HNS3_HCLGEVF
 	tristate "Hisilicon HNS3VF Acceleration Engine & Compatibility Layer Support"
 	depends on PCI_MSI
-    depends on HNS3
 	depends on HNS3_HCLGE
     ---help---
 	  This selects the HNS3 VF drivers network acceleration engine & its hardware
@@ -115,11 +116,13 @@ config HNS3_HCLGEVF
 
 config HNS3_ENET
 	tristate "Hisilicon HNS3 Ethernet Device Support"
+	default m
 	depends on 64BIT && PCI
-	depends on HNS3
 	---help---
 	  This selects the Ethernet Driver for Hisilicon Network Subsystem 3 for hip08
 	  family of SoCs. This module depends upon HNAE3 driver to access the HNAE3
 	  devices and their associated operations.
 
+endif #HNS3
+
 endif # NET_VENDOR_HISILICON