[PATCH net-next v2 1/7] net: qualcomm: rmnet: Remove existing logic for bridge mode

[Subash Abhinov Kasiviswanathan]

This will be rewritten in the following patches.

Signed-off-by: Subash Abhinov Kasiviswanathan <subas...@codeaurora.org>
---
 drivers/net/ethernet/qualcomm/rmnet/rmnet_config.h |  1 -
 .../net/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 dde4e9f..0b0c5a7 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 540c762..b50f401 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 @@ static void rmnet_set_skb_proto(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;
 }
-- 
1.9.1