diff options
| author | Subash Abhinov Kasiviswanathan <subashab@codeaurora.org> | 2017-10-26 11:06:49 -0600 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-10-28 00:10:23 +0900 |
| commit | ca32fb034c19e00cfb5e0fd7217eb92f81302048 (patch) | |
| tree | 11fd975c8ad77663a2732d83e231fc62d4356720 /drivers/net/ethernet/qualcomm | |
| parent | 192c4b5d48f2ae25a4ce323b4cb8b024fac3efd2 (diff) | |
| download | linux-ca32fb034c19e00cfb5e0fd7217eb92f81302048.tar.bz2 | |
net: qualcomm: rmnet: Add support for GRO
Add gro_cells so that rmnet devices can call gro_cells_receive
instead of netif_receive_skb.
Signed-off-by: Subash Abhinov Kasiviswanathan <subashab@codeaurora.org>
Cc: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/qualcomm')
4 files changed, 14 insertions, 1 deletions
diff --git a/drivers/net/ethernet/qualcomm/rmnet/Kconfig b/drivers/net/ethernet/qualcomm/rmnet/Kconfig index 6e2587af47a4..9bb06d284644 100644 --- a/drivers/net/ethernet/qualcomm/rmnet/Kconfig +++ b/drivers/net/ethernet/qualcomm/rmnet/Kconfig @@ -5,6 +5,7 @@ menuconfig RMNET tristate "RmNet MAP driver" default n + select GRO_CELLS ---help--- If you select this, you will enable the RMNET module which is used for handling data in the multiplexing and aggregation protocol (MAP) diff --git a/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.h b/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.h index 9586703d2d58..c19259eea99e 100644 --- a/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.h +++ b/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.h @@ -14,6 +14,7 @@ */ #include <linux/skbuff.h> +#include <net/gro_cells.h> #ifndef _RMNET_CONFIG_H_ #define _RMNET_CONFIG_H_ @@ -58,6 +59,7 @@ struct rmnet_priv { u8 mux_id; struct net_device *real_dev; struct rmnet_pcpu_stats __percpu *pcpu_stats; + struct gro_cells gro_cells; }; struct rmnet_port *rmnet_get_port(struct net_device *real_dev); diff --git a/drivers/net/ethernet/qualcomm/rmnet/rmnet_handlers.c b/drivers/net/ethernet/qualcomm/rmnet/rmnet_handlers.c index 1ea978335da3..29842ccc91a9 100644 --- a/drivers/net/ethernet/qualcomm/rmnet/rmnet_handlers.c +++ b/drivers/net/ethernet/qualcomm/rmnet/rmnet_handlers.c @@ -46,13 +46,15 @@ static void rmnet_set_skb_proto(struct sk_buff *skb) static void rmnet_deliver_skb(struct sk_buff *skb) { + struct rmnet_priv *priv = netdev_priv(skb->dev); + skb_reset_transport_header(skb); skb_reset_network_header(skb); rmnet_vnd_rx_fixup(skb, skb->dev); skb->pkt_type = PACKET_HOST; skb_set_mac_header(skb, 0); - netif_receive_skb(skb); + gro_cells_receive(&priv->gro_cells, skb); } /* MAP handler */ diff --git a/drivers/net/ethernet/qualcomm/rmnet/rmnet_vnd.c b/drivers/net/ethernet/qualcomm/rmnet/rmnet_vnd.c index b0befa18cb10..9caa5e387450 100644 --- a/drivers/net/ethernet/qualcomm/rmnet/rmnet_vnd.c +++ b/drivers/net/ethernet/qualcomm/rmnet/rmnet_vnd.c @@ -87,11 +87,18 @@ static int rmnet_vnd_get_iflink(const struct net_device *dev) static int rmnet_vnd_init(struct net_device *dev) { struct rmnet_priv *priv = netdev_priv(dev); + int err; priv->pcpu_stats = alloc_percpu(struct rmnet_pcpu_stats); if (!priv->pcpu_stats) return -ENOMEM; + err = gro_cells_init(&priv->gro_cells, dev); + if (err) { + free_percpu(priv->pcpu_stats); + return err; + } + return 0; } @@ -99,6 +106,7 @@ static void rmnet_vnd_uninit(struct net_device *dev) { struct rmnet_priv *priv = netdev_priv(dev); + gro_cells_destroy(&priv->gro_cells); free_percpu(priv->pcpu_stats); } |