1 /* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */ 2 /* 3 * Copyright (c) 2016 Mellanox Technologies Ltd. All rights reserved. 4 * Copyright (c) 2015 System Fabric Works, Inc. All rights reserved. 5 */ 6 7 #ifndef RXE_H 8 #define RXE_H 9 10 #ifdef pr_fmt 11 #undef pr_fmt 12 #endif 13 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt 14 15 #include <linux/skbuff.h> 16 17 #include <rdma/ib_verbs.h> 18 #include <rdma/ib_user_verbs.h> 19 #include <rdma/ib_pack.h> 20 #include <rdma/ib_smi.h> 21 #include <rdma/ib_umem.h> 22 #include <rdma/ib_cache.h> 23 #include <rdma/ib_addr.h> 24 #include <crypto/hash.h> 25 26 #include "rxe_net.h" 27 #include "rxe_opcode.h" 28 #include "rxe_hdr.h" 29 #include "rxe_param.h" 30 #include "rxe_verbs.h" 31 #include "rxe_loc.h" 32 33 /* 34 * Version 1 and Version 2 are identical on 64 bit machines, but on 32 bit 35 * machines Version 2 has a different struct layout. 36 */ 37 #define RXE_UVERBS_ABI_VERSION 2 38 39 #define RXE_ROCE_V2_SPORT (0xc000) 40 41 void rxe_set_mtu(struct rxe_dev *rxe, unsigned int dev_mtu); 42 43 int rxe_add(struct rxe_dev *rxe, unsigned int mtu, const char *ibdev_name); 44 45 void rxe_rcv(struct sk_buff *skb); 46 47 /* The caller must do a matching ib_device_put(&dev->ib_dev) */ rxe_get_dev_from_net(struct net_device * ndev)48static inline struct rxe_dev *rxe_get_dev_from_net(struct net_device *ndev) 49 { 50 struct ib_device *ibdev = 51 ib_device_get_by_netdev(ndev, RDMA_DRIVER_RXE); 52 53 if (!ibdev) 54 return NULL; 55 return container_of(ibdev, struct rxe_dev, ib_dev); 56 } 57 58 void rxe_port_up(struct rxe_dev *rxe); 59 void rxe_port_down(struct rxe_dev *rxe); 60 void rxe_set_port_state(struct rxe_dev *rxe); 61 62 #endif /* RXE_H */ 63