linux-kernel - [PATCH V2 net-next] hv_netvsc: cleanup netdev feature flags for netvsc

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Message-Id: <1454629774-22257-1-git-send-email-sixiao@microsoft.com>
Date:	Thu,  4 Feb 2016 15:49:34 -0800
From:	Simon Xiao <sixiao@...rosoft.com>
To:	kys@...rosoft.com, haiyangz@...rosoft.com,
	devel@...uxdriverproject.org, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org
Cc:	Simon Xiao <sixiao@...rosoft.com>
Subject: [PATCH V2 net-next] hv_netvsc: cleanup netdev feature flags for netvsc

1. Adding NETIF_F_TSO6 feature flag;
2. Adding NETIF_F_HW_CSUM. NETIF_F_IPV6_CSUM and NETIF_F_IP_CSUM are 
being deprecated;
3. Cleanup the coding style of flag assignment by using macro.

Signed-off-by: Simon Xiao <sixiao@...rosoft.com>
Reviewed-by: K. Y. Srinivasan <kys@...rosoft.com>
Reviewed-by: Haiyang Zhang <haiyangz@...rosoft.com>
---
 drivers/net/hyperv/netvsc_drv.c | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c
index 1d3a665..c72e5b8 100644
--- a/drivers/net/hyperv/netvsc_drv.c
+++ b/drivers/net/hyperv/netvsc_drv.c
@@ -43,6 +43,11 @@
 
 #define RING_SIZE_MIN 64
 #define LINKCHANGE_INT (2 * HZ)
+#define NETVSC_HW_FEATURES	(NETIF_F_RXCSUM | \
+				 NETIF_F_SG | \
+				 NETIF_F_TSO | \
+				 NETIF_F_TSO6 | \
+				 NETIF_F_HW_CSUM)
 static int ring_size = 128;
 module_param(ring_size, int, S_IRUGO);
 MODULE_PARM_DESC(ring_size, "Ring buffer size (# of pages)");
@@ -1081,10 +1086,8 @@ static int netvsc_probe(struct hv_device *dev,
 
 	net->netdev_ops = &device_ops;
 
-	net->hw_features = NETIF_F_RXCSUM | NETIF_F_SG | NETIF_F_IP_CSUM |
-				NETIF_F_TSO;
-	net->features = NETIF_F_HW_VLAN_CTAG_TX | NETIF_F_SG | NETIF_F_RXCSUM |
-			NETIF_F_IP_CSUM | NETIF_F_TSO;
+	net->hw_features = NETVSC_HW_FEATURES;
+	net->features = NETVSC_HW_FEATURES | NETIF_F_HW_VLAN_CTAG_TX;
 
 	net->ethtool_ops = &ethtool_ops;
 	SET_NETDEV_DEV(net, &dev->device);
-- 
2.5.0