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| 1 | +/* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */ |
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| 1 | 2 | /* |
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| 2 | 3 | * Copyright (c) 2016 Mellanox Technologies Ltd. All rights reserved. |
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| 3 | 4 | * Copyright (c) 2015 System Fabric Works, Inc. All rights reserved. |
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| 4 | | - * |
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| 5 | | - * This software is available to you under a choice of one of two |
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| 6 | | - * licenses. You may choose to be licensed under the terms of the GNU |
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| 7 | | - * General Public License (GPL) Version 2, available from the file |
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| 8 | | - * COPYING in the main directory of this source tree, or the |
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| 9 | | - * OpenIB.org BSD license below: |
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| 10 | | - * |
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| 11 | | - * Redistribution and use in source and binary forms, with or |
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| 12 | | - * without modification, are permitted provided that the following |
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| 13 | | - * conditions are met: |
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| 14 | | - * |
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| 15 | | - * - Redistributions of source code must retain the above |
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| 16 | | - * copyright notice, this list of conditions and the following |
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| 17 | | - * disclaimer. |
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| 18 | | - * |
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| 19 | | - * - Redistributions in binary form must reproduce the above |
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| 20 | | - * copyright notice, this list of conditions and the following |
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| 21 | | - * disclaimer in the documentation and/or other materials |
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| 22 | | - * provided with the distribution. |
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| 23 | | - * |
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| 24 | | - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
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| 25 | | - * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
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| 26 | | - * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
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| 27 | | - * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS |
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| 28 | | - * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN |
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| 29 | | - * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN |
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| 30 | | - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
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| 31 | | - * SOFTWARE. |
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| 32 | 5 | */ |
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| 33 | 6 | |
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| 34 | 7 | #ifndef RXE_H |
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| .. | .. |
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| 65 | 38 | */ |
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| 66 | 39 | #define RXE_UVERBS_ABI_VERSION 2 |
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| 67 | 40 | |
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| 68 | | -#define IB_PHYS_STATE_LINK_UP (5) |
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| 69 | | -#define IB_PHYS_STATE_LINK_DOWN (3) |
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| 70 | | - |
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| 71 | 41 | #define RXE_ROCE_V2_SPORT (0xc000) |
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| 42 | + |
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| 43 | +extern bool rxe_initialized; |
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| 72 | 44 | |
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| 73 | 45 | static inline u32 rxe_crc32(struct rxe_dev *rxe, |
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| 74 | 46 | u32 crc, void *next, size_t len) |
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| .. | .. |
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| 79 | 51 | SHASH_DESC_ON_STACK(shash, rxe->tfm); |
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| 80 | 52 | |
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| 81 | 53 | shash->tfm = rxe->tfm; |
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| 82 | | - shash->flags = 0; |
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| 83 | 54 | *(u32 *)shash_desc_ctx(shash) = crc; |
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| 84 | 55 | err = crypto_shash_update(shash, next, len); |
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| 85 | 56 | if (unlikely(err)) { |
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| .. | .. |
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| 94 | 65 | |
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| 95 | 66 | void rxe_set_mtu(struct rxe_dev *rxe, unsigned int dev_mtu); |
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| 96 | 67 | |
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| 97 | | -int rxe_add(struct rxe_dev *rxe, unsigned int mtu); |
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| 98 | | -void rxe_remove(struct rxe_dev *rxe); |
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| 99 | | -void rxe_remove_all(void); |
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| 68 | +int rxe_add(struct rxe_dev *rxe, unsigned int mtu, const char *ibdev_name); |
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| 100 | 69 | |
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| 101 | 70 | void rxe_rcv(struct sk_buff *skb); |
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| 102 | 71 | |
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| 103 | | -static inline void rxe_dev_put(struct rxe_dev *rxe) |
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| 72 | +/* The caller must do a matching ib_device_put(&dev->ib_dev) */ |
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| 73 | +static inline struct rxe_dev *rxe_get_dev_from_net(struct net_device *ndev) |
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| 104 | 74 | { |
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| 105 | | - kref_put(&rxe->ref_cnt, rxe_release); |
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| 75 | + struct ib_device *ibdev = |
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| 76 | + ib_device_get_by_netdev(ndev, RDMA_DRIVER_RXE); |
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| 77 | + |
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| 78 | + if (!ibdev) |
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| 79 | + return NULL; |
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| 80 | + return container_of(ibdev, struct rxe_dev, ib_dev); |
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| 106 | 81 | } |
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| 107 | | -struct rxe_dev *net_to_rxe(struct net_device *ndev); |
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| 108 | | -struct rxe_dev *get_rxe_by_name(const char *name); |
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| 109 | 82 | |
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| 110 | 83 | void rxe_port_up(struct rxe_dev *rxe); |
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| 111 | 84 | void rxe_port_down(struct rxe_dev *rxe); |
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| 85 | +void rxe_set_port_state(struct rxe_dev *rxe); |
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| 112 | 86 | |
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| 113 | 87 | #endif /* RXE_H */ |
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