/* * 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. * * This software is available to you under a choice of one of two * licenses.  You may choose to be licensed under the terms of the GNU * General Public License (GPL) Version 2, available from the file * COPYING in the main directory of this source tree, or the * OpenIB.org BSD license below: * *     Redistribution and use in source and binary forms, with or *     without modification, are permitted provided that the following *     conditions are met: * *      - Redistributions of source code must retain the above *        copyright notice, this list of conditions and the following *        disclaimer. * *      - Redistributions in binary form must reproduce the above *        copyright notice, this list of conditions and the following *        disclaimer in the documentation and/or other materials *        provided with the distribution. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. */ #ifndef _IB_CACHE_H#define _IB_CACHE_H #include <rdma/ib_verbs.h> int rdma_query_gid(struct ib_device *device, u8 port_num, int index,		   union ib_gid *gid);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,						u8 port,						struct net_device *ndev);const struct ib_gid_attr *rdma_find_gid_by_filter(	struct ib_device *device, const union ib_gid *gid, u8 port_num,	bool (*filter)(const union ib_gid *gid, const struct ib_gid_attr *,		       void *),	void *context); /** * ib_get_cached_pkey - Returns a cached PKey table entry * @device: 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,		       u8                   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,			u8                   port_num,			u16                  pkey,			u16                 *index); /** * ib_find_exact_cached_pkey - Returns the PKey table index where a specified *   PKey value occurs. Comparison uses the FULL 16 bits (incl membership bit) * @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_exact_cached_pkey() searches the specified PKey table in * the local software cache. */int ib_find_exact_cached_pkey(struct ib_device    *device,			      u8                   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,		      u8                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_state: 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,			      u8                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,					    u8 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); #endif /* _IB_CACHE_H */