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Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102/* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB *//* * Copyright (c) 2004 Topspin Communications. All rights reserved. * Copyright (c) 2005 Intel Corporation. All rights reserved. * Copyright (c) 2005 Sun Microsystems, Inc. All rights reserved. */
#ifndef _IB_CACHE_H#define _IB_CACHE_H
#include <rdma/ib_verbs.h>
int rdma_query_gid(struct ib_device *device, u32 port_num, int index, union ib_gid *gid);void *rdma_read_gid_hw_context(const struct ib_gid_attr *attr);const struct ib_gid_attr *rdma_find_gid(struct ib_device *device, const union ib_gid *gid, enum ib_gid_type gid_type, struct net_device *ndev);const struct ib_gid_attr *rdma_find_gid_by_port(struct ib_device *ib_dev, const union ib_gid *gid, enum ib_gid_type gid_type, u32 port, struct net_device *ndev);const struct ib_gid_attr *rdma_find_gid_by_filter( struct ib_device *device, const union ib_gid *gid, u32 port_num, bool (*filter)(const union ib_gid *gid, const struct ib_gid_attr *, void *), void *context);
int rdma_read_gid_l2_fields(const struct ib_gid_attr *attr, u16 *vlan_id, u8 *smac);struct net_device *rdma_read_gid_attr_ndev_rcu(const struct ib_gid_attr *attr);
/** * ib_get_cached_pkey - Returns a cached PKey table entry * @device_handle: The device to query. * @port_num: The port number of the device to query. * @index: The index into the cached PKey table to query. * @pkey: The PKey value found at the specified index. * * ib_get_cached_pkey() fetches the specified PKey table entry stored in * the local software cache. */int ib_get_cached_pkey(struct ib_device *device_handle, u32 port_num, int index, u16 *pkey);
/** * ib_find_cached_pkey - Returns the PKey table index where a specified * PKey value occurs. * @device: The device to query. * @port_num: The port number of the device to search for the PKey. * @pkey: The PKey value to search for. * @index: The index into the cached PKey table where the PKey was found. * * ib_find_cached_pkey() searches the specified PKey table in * the local software cache. */int ib_find_cached_pkey(struct ib_device *device, u32 port_num, u16 pkey, u16 *index);
/** * ib_get_cached_lmc - Returns a cached lmc table entry * @device: The device to query. * @port_num: The port number of the device to query. * @lmc: The lmc value for the specified port for that device. * * ib_get_cached_lmc() fetches the specified lmc table entry stored in * the local software cache. */int ib_get_cached_lmc(struct ib_device *device, u32 port_num, u8 *lmc);
/** * ib_get_cached_port_state - Returns a cached port state table entry * @device: The device to query. * @port_num: The port number of the device to query. * @port_active: port_state for the specified port for that device. * * ib_get_cached_port_state() fetches the specified port_state table entry stored in * the local software cache. */int ib_get_cached_port_state(struct ib_device *device, u32 port_num, enum ib_port_state *port_active);
bool rdma_is_zero_gid(const union ib_gid *gid);const struct ib_gid_attr *rdma_get_gid_attr(struct ib_device *device, u32 port_num, int index);void rdma_put_gid_attr(const struct ib_gid_attr *attr);void rdma_hold_gid_attr(const struct ib_gid_attr *attr);ssize_t rdma_query_gid_table(struct ib_device *device, struct ib_uverbs_gid_entry *entries, size_t max_entries);
#endif /* _IB_CACHE_H */