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>
41 #include <rdma/ib_mad.h>
44 struct pkey_index_qp_list
{
45 struct list_head pkey_index_list
;
47 /* Lock to hold while iterating the qp_list. */
48 spinlock_t qp_list_lock
;
49 struct list_head qp_list
;
52 #if IS_ENABLED(CONFIG_INFINIBAND_ADDR_TRANS_CONFIGFS)
53 int cma_configfs_init(void);
54 void cma_configfs_exit(void);
56 static inline int cma_configfs_init(void)
61 static inline void cma_configfs_exit(void)
66 void cma_ref_dev(struct cma_device
*cma_dev
);
67 void cma_deref_dev(struct cma_device
*cma_dev
);
68 typedef bool (*cma_device_filter
)(struct ib_device
*, void *);
69 struct cma_device
*cma_enum_devices_by_ibdev(cma_device_filter filter
,
71 int cma_get_default_gid_type(struct cma_device
*cma_dev
,
73 int cma_set_default_gid_type(struct cma_device
*cma_dev
,
75 enum ib_gid_type default_gid_type
);
76 int cma_get_default_roce_tos(struct cma_device
*cma_dev
, unsigned int port
);
77 int cma_set_default_roce_tos(struct cma_device
*a_dev
, unsigned int port
,
79 struct ib_device
*cma_get_ib_dev(struct cma_device
*cma_dev
);
81 int ib_device_register_sysfs(struct ib_device
*device
,
82 int (*port_callback
)(struct ib_device
*,
83 u8
, struct kobject
*));
84 void ib_device_unregister_sysfs(struct ib_device
*device
);
86 void ib_cache_setup(void);
87 void ib_cache_cleanup(void);
89 typedef void (*roce_netdev_callback
)(struct ib_device
*device
, u8 port
,
90 struct net_device
*idev
, void *cookie
);
92 typedef int (*roce_netdev_filter
)(struct ib_device
*device
, u8 port
,
93 struct net_device
*idev
, void *cookie
);
95 void ib_enum_roce_netdev(struct ib_device
*ib_dev
,
96 roce_netdev_filter filter
,
98 roce_netdev_callback cb
,
100 void ib_enum_all_roce_netdevs(roce_netdev_filter filter
,
102 roce_netdev_callback cb
,
105 enum ib_cache_gid_default_mode
{
106 IB_CACHE_GID_DEFAULT_MODE_SET
,
107 IB_CACHE_GID_DEFAULT_MODE_DELETE
110 int ib_cache_gid_parse_type_str(const char *buf
);
112 const char *ib_cache_gid_type_str(enum ib_gid_type gid_type
);
114 void ib_cache_gid_set_default_gid(struct ib_device
*ib_dev
, u8 port
,
115 struct net_device
*ndev
,
116 unsigned long gid_type_mask
,
117 enum ib_cache_gid_default_mode mode
);
119 int ib_cache_gid_add(struct ib_device
*ib_dev
, u8 port
,
120 union ib_gid
*gid
, struct ib_gid_attr
*attr
);
122 int ib_cache_gid_del(struct ib_device
*ib_dev
, u8 port
,
123 union ib_gid
*gid
, struct ib_gid_attr
*attr
);
125 int ib_cache_gid_del_all_netdev_gids(struct ib_device
*ib_dev
, u8 port
,
126 struct net_device
*ndev
);
128 int roce_gid_mgmt_init(void);
129 void roce_gid_mgmt_cleanup(void);
131 int roce_rescan_device(struct ib_device
*ib_dev
);
132 unsigned long roce_gid_type_mask_support(struct ib_device
*ib_dev
, u8 port
);
134 int ib_cache_setup_one(struct ib_device
*device
);
135 void ib_cache_cleanup_one(struct ib_device
*device
);
136 void ib_cache_release_one(struct ib_device
*device
);
138 #ifdef CONFIG_CGROUP_RDMA
139 int ib_device_register_rdmacg(struct ib_device
*device
);
140 void ib_device_unregister_rdmacg(struct ib_device
*device
);
142 int ib_rdmacg_try_charge(struct ib_rdmacg_object
*cg_obj
,
143 struct ib_device
*device
,
144 enum rdmacg_resource_type resource_index
);
146 void ib_rdmacg_uncharge(struct ib_rdmacg_object
*cg_obj
,
147 struct ib_device
*device
,
148 enum rdmacg_resource_type resource_index
);
150 static inline int ib_device_register_rdmacg(struct ib_device
*device
)
153 static inline void ib_device_unregister_rdmacg(struct ib_device
*device
)
156 static inline int ib_rdmacg_try_charge(struct ib_rdmacg_object
*cg_obj
,
157 struct ib_device
*device
,
158 enum rdmacg_resource_type resource_index
)
161 static inline void ib_rdmacg_uncharge(struct ib_rdmacg_object
*cg_obj
,
162 struct ib_device
*device
,
163 enum rdmacg_resource_type resource_index
)
167 static inline bool rdma_is_upper_dev_rcu(struct net_device
*dev
,
168 struct net_device
*upper
)
170 return netdev_has_upper_dev_all_rcu(dev
, upper
);
174 void addr_cleanup(void);
176 int ib_mad_init(void);
177 void ib_mad_cleanup(void);
179 int ib_sa_init(void);
180 void ib_sa_cleanup(void);
183 void ibnl_cleanup(void);
186 * Check if there are any listeners to the netlink group
187 * @group: the netlink group ID
188 * Returns 0 on success or a negative for no listeners.
190 int ibnl_chk_listeners(unsigned int group
);
192 int ib_nl_handle_resolve_resp(struct sk_buff
*skb
,
193 struct netlink_callback
*cb
);
194 int ib_nl_handle_set_timeout(struct sk_buff
*skb
,
195 struct netlink_callback
*cb
);
196 int ib_nl_handle_ip_res_resp(struct sk_buff
*skb
,
197 struct netlink_callback
*cb
);
199 int ib_get_cached_subnet_prefix(struct ib_device
*device
,
203 #ifdef CONFIG_SECURITY_INFINIBAND
204 int ib_security_pkey_access(struct ib_device
*dev
,
209 void ib_security_destroy_port_pkey_list(struct ib_device
*device
);
211 void ib_security_cache_change(struct ib_device
*device
,
215 int ib_security_modify_qp(struct ib_qp
*qp
,
216 struct ib_qp_attr
*qp_attr
,
218 struct ib_udata
*udata
);
220 int ib_create_qp_security(struct ib_qp
*qp
, struct ib_device
*dev
);
221 void ib_destroy_qp_security_begin(struct ib_qp_security
*sec
);
222 void ib_destroy_qp_security_abort(struct ib_qp_security
*sec
);
223 void ib_destroy_qp_security_end(struct ib_qp_security
*sec
);
224 int ib_open_shared_qp_security(struct ib_qp
*qp
, struct ib_device
*dev
);
225 void ib_close_shared_qp_security(struct ib_qp_security
*sec
);
226 int ib_mad_agent_security_setup(struct ib_mad_agent
*agent
,
227 enum ib_qp_type qp_type
);
228 void ib_mad_agent_security_cleanup(struct ib_mad_agent
*agent
);
229 int ib_mad_enforce_security(struct ib_mad_agent_private
*map
, u16 pkey_index
);
231 static inline int ib_security_pkey_access(struct ib_device
*dev
,
239 static inline void ib_security_destroy_port_pkey_list(struct ib_device
*device
)
243 static inline void ib_security_cache_change(struct ib_device
*device
,
249 static inline int ib_security_modify_qp(struct ib_qp
*qp
,
250 struct ib_qp_attr
*qp_attr
,
252 struct ib_udata
*udata
)
254 return qp
->device
->modify_qp(qp
->real_qp
,
260 static inline int ib_create_qp_security(struct ib_qp
*qp
,
261 struct ib_device
*dev
)
266 static inline void ib_destroy_qp_security_begin(struct ib_qp_security
*sec
)
270 static inline void ib_destroy_qp_security_abort(struct ib_qp_security
*sec
)
274 static inline void ib_destroy_qp_security_end(struct ib_qp_security
*sec
)
278 static inline int ib_open_shared_qp_security(struct ib_qp
*qp
,
279 struct ib_device
*dev
)
284 static inline void ib_close_shared_qp_security(struct ib_qp_security
*sec
)
288 static inline int ib_mad_agent_security_setup(struct ib_mad_agent
*agent
,
289 enum ib_qp_type qp_type
)
294 static inline void ib_mad_agent_security_cleanup(struct ib_mad_agent
*agent
)
298 static inline int ib_mad_enforce_security(struct ib_mad_agent_private
*map
,
304 #endif /* _CORE_PRIV_H */