From 0c9214d5ed70486d7cfd99fa56fdc98b2c4c1962 Mon Sep 17 00:00:00 2001 From: Subash Abhinov Kasiviswanathan Date: Sun, 7 Jan 2018 11:36:40 -0700 Subject: [PATCH] net: qualcomm: rmnet: Add support for GSO Real devices may support scatter gather(SG), so enable SG on rmnet devices to use GSO. GSO reduces CPU cycles by 20% for a rate of 146Mpbs for a single stream TCP connection. Signed-off-by: Subash Abhinov Kasiviswanathan Signed-off-by: David S. Miller --- drivers/net/ethernet/qualcomm/rmnet/rmnet_vnd.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/net/ethernet/qualcomm/rmnet/rmnet_vnd.c b/drivers/net/ethernet/qualcomm/rmnet/rmnet_vnd.c index f7f57ce931e38..570a227acdd80 100644 --- a/drivers/net/ethernet/qualcomm/rmnet/rmnet_vnd.c +++ b/drivers/net/ethernet/qualcomm/rmnet/rmnet_vnd.c @@ -190,6 +190,7 @@ int rmnet_vnd_newlink(u8 id, struct net_device *rmnet_dev, rmnet_dev->hw_features = NETIF_F_RXCSUM; rmnet_dev->hw_features |= NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM; + rmnet_dev->hw_features |= NETIF_F_SG; rc = register_netdevice(rmnet_dev); if (!rc) { -- 2.39.5