| 1 |
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| 2 | |
| 3 | * Copyright (c) 2004 Topspin Communications. All rights reserved.
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| 4 | * Copyright (c) 2005 Intel Corporation. All rights reserved.
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| 5 | * Copyright (c) 2005 Sun Microsystems, Inc. All rights reserved.
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| 6 |
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| 7 |
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| 8 | #ifndef _IB_CACHE_H
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| 9 | #define _IB_CACHE_H
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| 10 |
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| 11 | #include <rdma/ib_verbs.h>
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| 12 |
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| 13 | int rdma_query_gid(struct ib_device *device, u32 port_num, int index,
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| 14 | union ib_gid *gid);
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| 15 | void *rdma_read_gid_hw_context(const struct ib_gid_attr *attr);
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| 16 | const struct ib_gid_attr *rdma_find_gid(struct ib_device *device,
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| 17 | const union ib_gid *gid,
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| 18 | enum ib_gid_type gid_type,
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| 19 | struct net_device *ndev);
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| 20 | const struct ib_gid_attr *rdma_find_gid_by_port(struct ib_device *ib_dev,
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| 21 | const union ib_gid *gid,
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| 22 | enum ib_gid_type gid_type,
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| 23 | u32 port,
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| 24 | struct net_device *ndev);
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| 25 | const struct ib_gid_attr *rdma_find_gid_by_filter(
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| 26 | struct ib_device *device, const union ib_gid *gid, u32 port_num,
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| 27 | bool (*filter)(const union ib_gid *gid, const struct ib_gid_attr *,
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| 28 | void *),
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| 29 | void *context);
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| 30 |
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| 31 | int rdma_read_gid_l2_fields(const struct ib_gid_attr *attr,
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| 32 | u16 *vlan_id, u8 *smac);
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| 33 | struct net_device *rdma_read_gid_attr_ndev_rcu(const struct ib_gid_attr *attr);
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| 34 |
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| 35 | |
| 36 | * ib_get_cached_pkey - Returns a cached PKey table entry
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| 37 | * @device_handle: The device to query.
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| 38 | * @port_num: The port number of the device to query.
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| 39 | * @index: The index into the cached PKey table to query.
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| 40 | * @pkey: The PKey value found at the specified index.
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| 41 | *
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| 42 | * ib_get_cached_pkey() fetches the specified PKey table entry stored in
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| 43 | * the local software cache.
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| 44 |
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| 45 | int ib_get_cached_pkey(struct ib_device *device_handle,
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| 46 | u32 port_num,
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| 47 | int index,
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| 48 | u16 *pkey);
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| 49 |
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| 50 | |
| 51 | * ib_find_cached_pkey - Returns the PKey table index where a specified
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| 52 | * PKey value occurs.
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| 53 | * @device: The device to query.
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| 54 | * @port_num: The port number of the device to search for the PKey.
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| 55 | * @pkey: The PKey value to search for.
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| 56 | * @index: The index into the cached PKey table where the PKey was found.
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| 57 | *
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| 58 | * ib_find_cached_pkey() searches the specified PKey table in
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| 59 | * the local software cache.
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| 60 |
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| 61 | int ib_find_cached_pkey(struct ib_device *device,
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| 62 | u32 port_num,
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| 63 | u16 pkey,
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| 64 | u16 *index);
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| 65 |
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| 66 | |
| 67 | * ib_get_cached_lmc - Returns a cached lmc table entry
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| 68 | * @device: The device to query.
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| 69 | * @port_num: The port number of the device to query.
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| 70 | * @lmc: The lmc value for the specified port for that device.
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| 71 | *
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| 72 | * ib_get_cached_lmc() fetches the specified lmc table entry stored in
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| 73 | * the local software cache.
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| 74 |
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| 75 | int ib_get_cached_lmc(struct ib_device *device,
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| 76 | u32 port_num,
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| 77 | u8 *lmc);
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| 78 |
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| 79 | |
| 80 | * ib_get_cached_port_state - Returns a cached port state table entry
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| 81 | * @device: The device to query.
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| 82 | * @port_num: The port number of the device to query.
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| 83 | * @port_active: port_state for the specified port for that device.
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| 84 | *
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| 85 | * ib_get_cached_port_state() fetches the specified port_state table entry stored in
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| 86 | * the local software cache.
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| 87 |
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| 88 | int ib_get_cached_port_state(struct ib_device *device,
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| 89 | u32 port_num,
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| 90 | enum ib_port_state *port_active);
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| 91 |
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| 92 | bool rdma_is_zero_gid(const union ib_gid *gid);
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| 93 | const struct ib_gid_attr *rdma_get_gid_attr(struct ib_device *device,
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| 94 | u32 port_num, int index);
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| 95 | void rdma_put_gid_attr(const struct ib_gid_attr *attr);
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| 96 | void rdma_hold_gid_attr(const struct ib_gid_attr *attr);
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| 97 | ssize_t rdma_query_gid_table(struct ib_device *device,
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| 98 | struct ib_uverbs_gid_entry *entries,
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| 99 | size_t max_entries);
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| 100 |
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| 101 | #endif
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