1 | /* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */ |
2 | /* QLogic qedr NIC Driver |
3 | * Copyright (c) 2015-2017 QLogic Corporation |
4 | * Copyright (c) 2019-2020 Marvell International Ltd. |
5 | */ |
6 | |
7 | #ifndef QEDE_ROCE_H |
8 | #define QEDE_ROCE_H |
9 | |
10 | #include <linux/pci.h> |
11 | #include <linux/netdevice.h> |
12 | #include <linux/types.h> |
13 | #include <linux/workqueue.h> |
14 | |
15 | struct qedr_dev; |
16 | struct qed_dev; |
17 | struct qede_dev; |
18 | |
19 | enum qede_rdma_event { |
20 | QEDE_UP, |
21 | QEDE_DOWN, |
22 | QEDE_CHANGE_ADDR, |
23 | QEDE_CLOSE, |
24 | QEDE_CHANGE_MTU, |
25 | }; |
26 | |
27 | struct qede_rdma_event_work { |
28 | struct list_head list; |
29 | struct work_struct work; |
30 | void *ptr; |
31 | enum qede_rdma_event event; |
32 | }; |
33 | |
34 | struct qedr_driver { |
35 | unsigned char name[32]; |
36 | |
37 | struct qedr_dev* (*add)(struct qed_dev *, struct pci_dev *, |
38 | struct net_device *); |
39 | |
40 | void (*remove)(struct qedr_dev *); |
41 | void (*notify)(struct qedr_dev *, enum qede_rdma_event); |
42 | }; |
43 | |
44 | /* APIs for RDMA driver to register callback handlers, |
45 | * which will be invoked when device is added, removed, ifup, ifdown |
46 | */ |
47 | int qede_rdma_register_driver(struct qedr_driver *drv); |
48 | void qede_rdma_unregister_driver(struct qedr_driver *drv); |
49 | |
50 | bool qede_rdma_supported(struct qede_dev *dev); |
51 | |
52 | #if IS_ENABLED(CONFIG_QED_RDMA) |
53 | int qede_rdma_dev_add(struct qede_dev *dev, bool recovery); |
54 | void qede_rdma_dev_event_open(struct qede_dev *dev); |
55 | void qede_rdma_dev_event_close(struct qede_dev *dev); |
56 | void qede_rdma_dev_remove(struct qede_dev *dev, bool recovery); |
57 | void qede_rdma_event_changeaddr(struct qede_dev *edr); |
58 | void qede_rdma_event_change_mtu(struct qede_dev *edev); |
59 | |
60 | #else |
61 | static inline int qede_rdma_dev_add(struct qede_dev *dev, |
62 | bool recovery) |
63 | { |
64 | return 0; |
65 | } |
66 | |
67 | static inline void qede_rdma_dev_event_open(struct qede_dev *dev) {} |
68 | static inline void qede_rdma_dev_event_close(struct qede_dev *dev) {} |
69 | static inline void qede_rdma_dev_remove(struct qede_dev *dev, |
70 | bool recovery) {} |
71 | static inline void qede_rdma_event_changeaddr(struct qede_dev *edr) {} |
72 | #endif |
73 | #endif |
74 | |