LXR linux/drivers/infiniband/sw/rxe/rxe.h

   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
  42extern bool rxe_initialized;
  43
  44void rxe_set_mtu(struct rxe_dev *rxe, unsigned int dev_mtu);
  45
  46int rxe_add(struct rxe_dev *rxe, unsigned int mtu, const char *ibdev_name);
  47
  48void rxe_rcv(struct sk_buff *skb);
  49
  50/* The caller must do a matching ib_device_put(&dev->ib_dev) */
  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
  61void rxe_port_up(struct rxe_dev *rxe);
  62void rxe_port_down(struct rxe_dev *rxe);
  63void rxe_set_port_state(struct rxe_dev *rxe);
  64
  65#endif /* RXE_H */
  66