2 * Copyright (c) 2004 Topspin Communications. All rights reserved.
4 * This software is available to you under a choice of one of two
5 * licenses. You may choose to be licensed under the terms of the GNU
6 * General Public License (GPL) Version 2, available from the file
7 * COPYING in the main directory of this source tree, or the
8 * OpenIB.org BSD license below:
10 * Redistribution and use in source and binary forms, with or
11 * without modification, are permitted provided that the following
14 * - Redistributions of source code must retain the above
15 * copyright notice, this list of conditions and the following
18 * - Redistributions in binary form must reproduce the above
19 * copyright notice, this list of conditions and the following
20 * disclaimer in the documentation and/or other materials
21 * provided with the distribution.
23 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
24 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
25 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
26 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
27 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
28 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
29 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
36 #include <linux/list.h>
37 #include <linux/spinlock.h>
38 #include <linux/cgroup_rdma.h>
40 #include <rdma/ib_verbs.h>
42 #if IS_ENABLED(CONFIG_INFINIBAND_ADDR_TRANS_CONFIGFS)
43 int cma_configfs_init(void);
44 void cma_configfs_exit(void);
46 static inline int cma_configfs_init(void)
51 static inline void cma_configfs_exit(void)
56 void cma_ref_dev(struct cma_device *cma_dev);
57 void cma_deref_dev(struct cma_device *cma_dev);
58 typedef bool (*cma_device_filter)(struct ib_device *, void *);
59 struct cma_device *cma_enum_devices_by_ibdev(cma_device_filter filter,
61 int cma_get_default_gid_type(struct cma_device *cma_dev,
63 int cma_set_default_gid_type(struct cma_device *cma_dev,
65 enum ib_gid_type default_gid_type);
66 int cma_get_default_roce_tos(struct cma_device *cma_dev, unsigned int port);
67 int cma_set_default_roce_tos(struct cma_device *a_dev, unsigned int port,
69 struct ib_device *cma_get_ib_dev(struct cma_device *cma_dev);
71 int ib_device_register_sysfs(struct ib_device *device,
72 int (*port_callback)(struct ib_device *,
73 u8, struct kobject *));
74 void ib_device_unregister_sysfs(struct ib_device *device);
76 void ib_cache_setup(void);
77 void ib_cache_cleanup(void);
79 typedef void (*roce_netdev_callback)(struct ib_device *device, u8 port,
80 struct net_device *idev, void *cookie);
82 typedef int (*roce_netdev_filter)(struct ib_device *device, u8 port,
83 struct net_device *idev, void *cookie);
85 void ib_enum_roce_netdev(struct ib_device *ib_dev,
86 roce_netdev_filter filter,
88 roce_netdev_callback cb,
90 void ib_enum_all_roce_netdevs(roce_netdev_filter filter,
92 roce_netdev_callback cb,
95 enum ib_cache_gid_default_mode {
96 IB_CACHE_GID_DEFAULT_MODE_SET,
97 IB_CACHE_GID_DEFAULT_MODE_DELETE
100 int ib_cache_gid_parse_type_str(const char *buf);
102 const char *ib_cache_gid_type_str(enum ib_gid_type gid_type);
104 void ib_cache_gid_set_default_gid(struct ib_device *ib_dev, u8 port,
105 struct net_device *ndev,
106 unsigned long gid_type_mask,
107 enum ib_cache_gid_default_mode mode);
109 int ib_cache_gid_add(struct ib_device *ib_dev, u8 port,
110 union ib_gid *gid, struct ib_gid_attr *attr);
112 int ib_cache_gid_del(struct ib_device *ib_dev, u8 port,
113 union ib_gid *gid, struct ib_gid_attr *attr);
115 int ib_cache_gid_del_all_netdev_gids(struct ib_device *ib_dev, u8 port,
116 struct net_device *ndev);
118 int roce_gid_mgmt_init(void);
119 void roce_gid_mgmt_cleanup(void);
121 int roce_rescan_device(struct ib_device *ib_dev);
122 unsigned long roce_gid_type_mask_support(struct ib_device *ib_dev, u8 port);
124 int ib_cache_setup_one(struct ib_device *device);
125 void ib_cache_cleanup_one(struct ib_device *device);
126 void ib_cache_release_one(struct ib_device *device);
128 #ifdef CONFIG_CGROUP_RDMA
129 int ib_device_register_rdmacg(struct ib_device *device);
130 void ib_device_unregister_rdmacg(struct ib_device *device);
132 int ib_rdmacg_try_charge(struct ib_rdmacg_object *cg_obj,
133 struct ib_device *device,
134 enum rdmacg_resource_type resource_index);
136 void ib_rdmacg_uncharge(struct ib_rdmacg_object *cg_obj,
137 struct ib_device *device,
138 enum rdmacg_resource_type resource_index);
140 static inline int ib_device_register_rdmacg(struct ib_device *device)
143 static inline void ib_device_unregister_rdmacg(struct ib_device *device)
146 static inline int ib_rdmacg_try_charge(struct ib_rdmacg_object *cg_obj,
147 struct ib_device *device,
148 enum rdmacg_resource_type resource_index)
151 static inline void ib_rdmacg_uncharge(struct ib_rdmacg_object *cg_obj,
152 struct ib_device *device,
153 enum rdmacg_resource_type resource_index)
157 static inline bool rdma_is_upper_dev_rcu(struct net_device *dev,
158 struct net_device *upper)
160 return netdev_has_upper_dev_all_rcu(dev, upper);
164 void addr_cleanup(void);
166 int ib_mad_init(void);
167 void ib_mad_cleanup(void);
169 int ib_sa_init(void);
170 void ib_sa_cleanup(void);
173 void ibnl_cleanup(void);
176 * Check if there are any listeners to the netlink group
177 * @group: the netlink group ID
178 * Returns 0 on success or a negative for no listeners.
180 int ibnl_chk_listeners(unsigned int group);
182 int ib_nl_handle_resolve_resp(struct sk_buff *skb,
183 struct netlink_callback *cb);
184 int ib_nl_handle_set_timeout(struct sk_buff *skb,
185 struct netlink_callback *cb);
186 int ib_nl_handle_ip_res_resp(struct sk_buff *skb,
187 struct netlink_callback *cb);
189 #endif /* _CORE_PRIV_H */