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/module.h> 16 #include <linux/skbuff.h> 17 18 #include <rdma/ib_verbs.h> 19 #include <rdma/ib_user_verbs.h> 20 #include <rdma/ib_pack.h> 21 #include <rdma/ib_smi.h> 22 #include <rdma/ib_umem.h> 23 #include <rdma/ib_cache.h> 24 #include <rdma/ib_addr.h> 25 #include <crypto/hash.h> 26 27 #include "rxe_net.h" 28 #include "rxe_opcode.h" 29 #include "rxe_hdr.h" 30 #include "rxe_param.h" 31 #include "rxe_verbs.h" 32 #include "rxe_loc.h" 33 34 /* 35 * Version 1 and Version 2 are identical on 64 bit machines, but on 32 bit 36 * machines Version 2 has a different struct layout. 37 */ 38 #define RXE_UVERBS_ABI_VERSION 2 39 40 #define RXE_ROCE_V2_SPORT (0xc000) 41 42 extern bool rxe_initialized; 43 44 void rxe_set_mtu(struct rxe_dev *rxe, unsigned int dev_mtu); 45 46 int rxe_add(struct rxe_dev *rxe, unsigned int mtu, const char *ibdev_name); 47 48 void rxe_rcv(struct sk_buff *skb); 49 50 /* The caller must do a matching ib_device_put(&dev->ib_dev) */ rxe_get_dev_from_net(struct net_device * ndev)51static inline struct rxe_dev *rxe_get_dev_from_net(struct net_device *ndev) 52 { 53 struct ib_device *ibdev = 54 ib_device_get_by_netdev(ndev, RDMA_DRIVER_RXE); 55 56 if (!ibdev) 57 return NULL; 58 return container_of(ibdev, struct rxe_dev, ib_dev); 59 } 60 61 void rxe_port_up(struct rxe_dev *rxe); 62 void rxe_port_down(struct rxe_dev *rxe); 63 void rxe_set_port_state(struct rxe_dev *rxe); 64 65 #endif /* RXE_H */ 66