From d8bbb07adbfab5a8e03c361c7dd67fe0003d3757 Mon Sep 17 00:00:00 2001 From: Subash Abhinov Kasiviswanathan Date: Wed, 11 Oct 2017 18:43:52 -0600 Subject: [PATCH] net: qualcomm: rmnet: Remove existing logic for bridge mode This will be rewritten in the following patches. Signed-off-by: Subash Abhinov Kasiviswanathan Signed-off-by: David S. Miller --- .../ethernet/qualcomm/rmnet/rmnet_config.h | 1 - .../ethernet/qualcomm/rmnet/rmnet_handlers.c | 77 +++---------------- 2 files changed, 9 insertions(+), 69 deletions(-) diff --git a/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.h b/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.h index dde4e9f14f4a..0b0c5a79c1dc 100644 --- a/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.h +++ b/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.h @@ -34,7 +34,6 @@ struct rmnet_endpoint { */ struct rmnet_port { struct net_device *dev; - struct rmnet_endpoint local_ep; struct rmnet_endpoint muxed_ep[RMNET_MAX_LOGICAL_EP]; u32 ingress_data_format; u32 egress_data_format; diff --git a/drivers/net/ethernet/qualcomm/rmnet/rmnet_handlers.c b/drivers/net/ethernet/qualcomm/rmnet/rmnet_handlers.c index 540c7622dcb1..b50f40181661 100644 --- a/drivers/net/ethernet/qualcomm/rmnet/rmnet_handlers.c +++ b/drivers/net/ethernet/qualcomm/rmnet/rmnet_handlers.c @@ -44,56 +44,18 @@ static void rmnet_set_skb_proto(struct sk_buff *skb) /* Generic handler */ static rx_handler_result_t -rmnet_bridge_handler(struct sk_buff *skb, struct rmnet_endpoint *ep) +rmnet_deliver_skb(struct sk_buff *skb) { - if (!ep->egress_dev) - kfree_skb(skb); - else - rmnet_egress_handler(skb, ep); + 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); return RX_HANDLER_CONSUMED; } -static rx_handler_result_t -rmnet_deliver_skb(struct sk_buff *skb, struct rmnet_endpoint *ep) -{ - switch (ep->rmnet_mode) { - case RMNET_EPMODE_NONE: - return RX_HANDLER_PASS; - - case RMNET_EPMODE_BRIDGE: - return rmnet_bridge_handler(skb, ep); - - case RMNET_EPMODE_VND: - 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); - return RX_HANDLER_CONSUMED; - - default: - kfree_skb(skb); - return RX_HANDLER_CONSUMED; - } -} - -static rx_handler_result_t -rmnet_ingress_deliver_packet(struct sk_buff *skb, - struct rmnet_port *port) -{ - if (!port) { - kfree_skb(skb); - return RX_HANDLER_CONSUMED; - } - - skb->dev = port->local_ep.egress_dev; - - return rmnet_deliver_skb(skb, &port->local_ep); -} - /* MAP handler */ static rx_handler_result_t @@ -130,7 +92,7 @@ __rmnet_map_ingress_handler(struct sk_buff *skb, skb_pull(skb, sizeof(struct rmnet_map_header)); skb_trim(skb, len); rmnet_set_skb_proto(skb); - return rmnet_deliver_skb(skb, ep); + return rmnet_deliver_skb(skb); } static rx_handler_result_t @@ -204,29 +166,8 @@ rx_handler_result_t rmnet_rx_handler(struct sk_buff **pskb) dev = skb->dev; port = rmnet_get_port(dev); - if (port->ingress_data_format & RMNET_INGRESS_FORMAT_MAP) { + if (port->ingress_data_format & RMNET_INGRESS_FORMAT_MAP) rc = rmnet_map_ingress_handler(skb, port); - } else { - switch (ntohs(skb->protocol)) { - case ETH_P_MAP: - if (port->local_ep.rmnet_mode == - RMNET_EPMODE_BRIDGE) { - rc = rmnet_ingress_deliver_packet(skb, port); - } else { - kfree_skb(skb); - rc = RX_HANDLER_CONSUMED; - } - break; - - case ETH_P_IP: - case ETH_P_IPV6: - rc = rmnet_ingress_deliver_packet(skb, port); - break; - - default: - rc = RX_HANDLER_PASS; - } - } return rc; }