1219820Sjeff/* 2219820Sjeff * Copyright (c) 2004 Topspin Communications. All rights reserved. 3219820Sjeff * Copyright (c) 2005 Intel Corporation. All rights reserved. 4219820Sjeff * Copyright (c) 2005 Sun Microsystems, Inc. All rights reserved. 5219820Sjeff * 6219820Sjeff * This software is available to you under a choice of one of two 7219820Sjeff * licenses. You may choose to be licensed under the terms of the GNU 8219820Sjeff * General Public License (GPL) Version 2, available from the file 9219820Sjeff * COPYING in the main directory of this source tree, or the 10219820Sjeff * OpenIB.org BSD license below: 11219820Sjeff * 12219820Sjeff * Redistribution and use in source and binary forms, with or 13219820Sjeff * without modification, are permitted provided that the following 14219820Sjeff * conditions are met: 15219820Sjeff * 16219820Sjeff * - Redistributions of source code must retain the above 17219820Sjeff * copyright notice, this list of conditions and the following 18219820Sjeff * disclaimer. 19219820Sjeff * 20219820Sjeff * - Redistributions in binary form must reproduce the above 21219820Sjeff * copyright notice, this list of conditions and the following 22219820Sjeff * disclaimer in the documentation and/or other materials 23219820Sjeff * provided with the distribution. 24219820Sjeff * 25219820Sjeff * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 26219820Sjeff * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 27219820Sjeff * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 28219820Sjeff * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS 29219820Sjeff * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN 30219820Sjeff * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 31219820Sjeff * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 32219820Sjeff * SOFTWARE. 33219820Sjeff */ 34219820Sjeff 35219820Sjeff#ifndef _IB_CACHE_H 36219820Sjeff#define _IB_CACHE_H 37219820Sjeff 38219820Sjeff#include <rdma/ib_verbs.h> 39219820Sjeff 40219820Sjeff/** 41219820Sjeff * ib_get_cached_gid - Returns a cached GID table entry 42219820Sjeff * @device: The device to query. 43219820Sjeff * @port_num: The port number of the device to query. 44219820Sjeff * @index: The index into the cached GID table to query. 45219820Sjeff * @gid: The GID value found at the specified index. 46219820Sjeff * 47219820Sjeff * ib_get_cached_gid() fetches the specified GID table entry stored in 48219820Sjeff * the local software cache. 49219820Sjeff */ 50219820Sjeffint ib_get_cached_gid(struct ib_device *device, 51219820Sjeff u8 port_num, 52219820Sjeff int index, 53219820Sjeff union ib_gid *gid); 54219820Sjeff 55219820Sjeff/** 56219820Sjeff * ib_find_cached_gid - Returns the port number and GID table index where 57219820Sjeff * a specified GID value occurs. 58219820Sjeff * @device: The device to query. 59219820Sjeff * @gid: The GID value to search for. 60219820Sjeff * @port_num: The port number of the device where the GID value was found. 61219820Sjeff * @index: The index into the cached GID table where the GID was found. This 62219820Sjeff * parameter may be NULL. 63219820Sjeff * 64219820Sjeff * ib_find_cached_gid() searches for the specified GID value in 65219820Sjeff * the local software cache. 66219820Sjeff */ 67219820Sjeffint ib_find_cached_gid(struct ib_device *device, 68219820Sjeff union ib_gid *gid, 69219820Sjeff u8 *port_num, 70219820Sjeff u16 *index); 71219820Sjeff 72219820Sjeff/** 73219820Sjeff * ib_get_cached_pkey - Returns a cached PKey table entry 74219820Sjeff * @device: The device to query. 75219820Sjeff * @port_num: The port number of the device to query. 76219820Sjeff * @index: The index into the cached PKey table to query. 77219820Sjeff * @pkey: The PKey value found at the specified index. 78219820Sjeff * 79219820Sjeff * ib_get_cached_pkey() fetches the specified PKey table entry stored in 80219820Sjeff * the local software cache. 81219820Sjeff */ 82219820Sjeffint ib_get_cached_pkey(struct ib_device *device_handle, 83219820Sjeff u8 port_num, 84219820Sjeff int index, 85219820Sjeff u16 *pkey); 86219820Sjeff 87219820Sjeff/** 88219820Sjeff * ib_find_cached_pkey - Returns the PKey table index where a specified 89219820Sjeff * PKey value occurs. 90219820Sjeff * @device: The device to query. 91219820Sjeff * @port_num: The port number of the device to search for the PKey. 92219820Sjeff * @pkey: The PKey value to search for. 93219820Sjeff * @index: The index into the cached PKey table where the PKey was found. 94219820Sjeff * 95219820Sjeff * ib_find_cached_pkey() searches the specified PKey table in 96219820Sjeff * the local software cache. 97219820Sjeff */ 98219820Sjeffint ib_find_cached_pkey(struct ib_device *device, 99219820Sjeff u8 port_num, 100219820Sjeff u16 pkey, 101219820Sjeff u16 *index); 102219820Sjeff 103219820Sjeff/** 104219820Sjeff * ib_get_cached_lmc - Returns a cached lmc table entry 105219820Sjeff * @device: The device to query. 106219820Sjeff * @port_num: The port number of the device to query. 107219820Sjeff * @lmc: The lmc value for the specified port for that device. 108219820Sjeff * 109219820Sjeff * ib_get_cached_lmc() fetches the specified lmc table entry stored in 110219820Sjeff * the local software cache. 111219820Sjeff */ 112219820Sjeffint ib_get_cached_lmc(struct ib_device *device, 113219820Sjeff u8 port_num, 114219820Sjeff u8 *lmc); 115219820Sjeff 116219820Sjeff#endif /* _IB_CACHE_H */ 117