1 /* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */
3 * Copyright (c) 2004 Topspin Communications. All rights reserved.
4 * Copyright (c) 2005 Intel Corporation. All rights reserved.
5 * Copyright (c) 2005 Sun Microsystems, Inc. All rights reserved.
11 #include <rdma/ib_verbs.h>
13 int rdma_query_gid(struct ib_device *device, u32 port_num, int index,
15 void *rdma_read_gid_hw_context(const struct ib_gid_attr *attr);
16 const struct ib_gid_attr *rdma_find_gid(struct ib_device *device,
17 const union ib_gid *gid,
18 enum ib_gid_type gid_type,
19 struct net_device *ndev);
20 const struct ib_gid_attr *rdma_find_gid_by_port(struct ib_device *ib_dev,
21 const union ib_gid *gid,
22 enum ib_gid_type gid_type,
24 struct net_device *ndev);
25 const struct ib_gid_attr *rdma_find_gid_by_filter(
26 struct ib_device *device, const union ib_gid *gid, u32 port_num,
27 bool (*filter)(const union ib_gid *gid, const struct ib_gid_attr *,
31 int rdma_read_gid_l2_fields(const struct ib_gid_attr *attr,
32 u16 *vlan_id, u8 *smac);
33 struct net_device *rdma_read_gid_attr_ndev_rcu(const struct ib_gid_attr *attr);
36 * ib_get_cached_pkey - Returns a cached PKey table entry
37 * @device: The device to query.
38 * @port_num: The port number of the device to query.
39 * @index: The index into the cached PKey table to query.
40 * @pkey: The PKey value found at the specified index.
42 * ib_get_cached_pkey() fetches the specified PKey table entry stored in
43 * the local software cache.
45 int ib_get_cached_pkey(struct ib_device *device_handle,
51 * ib_find_cached_pkey - Returns the PKey table index where a specified
53 * @device: The device to query.
54 * @port_num: The port number of the device to search for the PKey.
55 * @pkey: The PKey value to search for.
56 * @index: The index into the cached PKey table where the PKey was found.
58 * ib_find_cached_pkey() searches the specified PKey table in
59 * the local software cache.
61 int ib_find_cached_pkey(struct ib_device *device,
67 * ib_find_exact_cached_pkey - Returns the PKey table index where a specified
68 * PKey value occurs. Comparison uses the FULL 16 bits (incl membership bit)
69 * @device: The device to query.
70 * @port_num: The port number of the device to search for the PKey.
71 * @pkey: The PKey value to search for.
72 * @index: The index into the cached PKey table where the PKey was found.
74 * ib_find_exact_cached_pkey() searches the specified PKey table in
75 * the local software cache.
77 int ib_find_exact_cached_pkey(struct ib_device *device,
83 * ib_get_cached_lmc - Returns a cached lmc table entry
84 * @device: The device to query.
85 * @port_num: The port number of the device to query.
86 * @lmc: The lmc value for the specified port for that device.
88 * ib_get_cached_lmc() fetches the specified lmc table entry stored in
89 * the local software cache.
91 int ib_get_cached_lmc(struct ib_device *device,
96 * ib_get_cached_port_state - Returns a cached port state table entry
97 * @device: The device to query.
98 * @port_num: The port number of the device to query.
99 * @port_state: port_state for the specified port for that device.
101 * ib_get_cached_port_state() fetches the specified port_state table entry stored in
102 * the local software cache.
104 int ib_get_cached_port_state(struct ib_device *device,
106 enum ib_port_state *port_active);
108 bool rdma_is_zero_gid(const union ib_gid *gid);
109 const struct ib_gid_attr *rdma_get_gid_attr(struct ib_device *device,
110 u32 port_num, int index);
111 void rdma_put_gid_attr(const struct ib_gid_attr *attr);
112 void rdma_hold_gid_attr(const struct ib_gid_attr *attr);
113 ssize_t rdma_query_gid_table(struct ib_device *device,
114 struct ib_uverbs_gid_entry *entries,
117 #endif /* _IB_CACHE_H */