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164 lines
6.1 KiB
164 lines
6.1 KiB
/* |
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* Copyright (c) 2004 Topspin Communications. All rights reserved. |
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* Copyright (c) 2005 Intel Corporation. All rights reserved. |
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* Copyright (c) 2005 Sun Microsystems, Inc. All rights reserved. |
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* |
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* This software is available to you under a choice of one of two |
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* licenses. You may choose to be licensed under the terms of the GNU |
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* General Public License (GPL) Version 2, available from the file |
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* COPYING in the main directory of this source tree, or the |
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* OpenIB.org BSD license below: |
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* |
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* Redistribution and use in source and binary forms, with or |
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* without modification, are permitted provided that the following |
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* conditions are met: |
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* |
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* - Redistributions of source code must retain the above |
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* copyright notice, this list of conditions and the following |
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* disclaimer. |
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* |
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* - Redistributions in binary form must reproduce the above |
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* copyright notice, this list of conditions and the following |
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* disclaimer in the documentation and/or other materials |
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* provided with the distribution. |
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* |
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS |
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN |
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN |
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
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* SOFTWARE. |
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*/ |
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#ifndef _IB_CACHE_H |
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#define _IB_CACHE_H |
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#include <rdma/ib_verbs.h> |
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/** |
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* ib_get_cached_gid - Returns a cached GID table entry |
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* @device: The device to query. |
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* @port_num: The port number of the device to query. |
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* @index: The index into the cached GID table to query. |
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* @gid: The GID value found at the specified index. |
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* @attr: The GID attribute found at the specified index (only in RoCE). |
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* NULL means ignore (output parameter). |
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* |
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* ib_get_cached_gid() fetches the specified GID table entry stored in |
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* the local software cache. |
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*/ |
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int ib_get_cached_gid(struct ib_device *device, |
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u8 port_num, |
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int index, |
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union ib_gid *gid, |
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struct ib_gid_attr *attr); |
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/** |
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* ib_find_cached_gid - Returns the port number and GID table index where |
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* a specified GID value occurs. |
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* @device: The device to query. |
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* @gid: The GID value to search for. |
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* @ndev: In RoCE, the net device of the device. NULL means ignore. |
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* @port_num: The port number of the device where the GID value was found. |
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* @index: The index into the cached GID table where the GID was found. This |
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* parameter may be NULL. |
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* |
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* ib_find_cached_gid() searches for the specified GID value in |
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* the local software cache. |
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*/ |
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int ib_find_cached_gid(struct ib_device *device, |
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const union ib_gid *gid, |
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struct net_device *ndev, |
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u8 *port_num, |
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u16 *index); |
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/** |
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* ib_find_cached_gid_by_port - Returns the GID table index where a specified |
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* GID value occurs |
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* @device: The device to query. |
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* @gid: The GID value to search for. |
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* @port_num: The port number of the device where the GID value sould be |
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* searched. |
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* @ndev: In RoCE, the net device of the device. Null means ignore. |
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* @index: The index into the cached GID table where the GID was found. This |
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* parameter may be NULL. |
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* |
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* ib_find_cached_gid() searches for the specified GID value in |
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* the local software cache. |
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*/ |
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int ib_find_cached_gid_by_port(struct ib_device *device, |
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const union ib_gid *gid, |
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u8 port_num, |
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struct net_device *ndev, |
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u16 *index); |
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int ib_find_gid_by_filter(struct ib_device *device, |
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const union ib_gid *gid, |
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u8 port_num, |
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bool (*filter)(const union ib_gid *gid, |
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const struct ib_gid_attr *, |
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void *), |
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void *context, u16 *index); |
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/** |
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* ib_get_cached_pkey - Returns a cached PKey table entry |
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* @device: The device to query. |
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* @port_num: The port number of the device to query. |
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* @index: The index into the cached PKey table to query. |
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* @pkey: The PKey value found at the specified index. |
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* |
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* ib_get_cached_pkey() fetches the specified PKey table entry stored in |
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* the local software cache. |
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*/ |
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int ib_get_cached_pkey(struct ib_device *device_handle, |
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u8 port_num, |
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int index, |
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u16 *pkey); |
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/** |
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* ib_find_cached_pkey - Returns the PKey table index where a specified |
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* PKey value occurs. |
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* @device: The device to query. |
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* @port_num: The port number of the device to search for the PKey. |
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* @pkey: The PKey value to search for. |
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* @index: The index into the cached PKey table where the PKey was found. |
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* |
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* ib_find_cached_pkey() searches the specified PKey table in |
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* the local software cache. |
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*/ |
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int ib_find_cached_pkey(struct ib_device *device, |
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u8 port_num, |
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u16 pkey, |
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u16 *index); |
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/** |
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* ib_find_exact_cached_pkey - Returns the PKey table index where a specified |
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* PKey value occurs. Comparison uses the FULL 16 bits (incl membership bit) |
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* @device: The device to query. |
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* @port_num: The port number of the device to search for the PKey. |
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* @pkey: The PKey value to search for. |
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* @index: The index into the cached PKey table where the PKey was found. |
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* |
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* ib_find_exact_cached_pkey() searches the specified PKey table in |
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* the local software cache. |
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*/ |
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int ib_find_exact_cached_pkey(struct ib_device *device, |
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u8 port_num, |
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u16 pkey, |
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u16 *index); |
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/** |
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* ib_get_cached_lmc - Returns a cached lmc table entry |
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* @device: The device to query. |
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* @port_num: The port number of the device to query. |
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* @lmc: The lmc value for the specified port for that device. |
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* |
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* ib_get_cached_lmc() fetches the specified lmc table entry stored in |
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* the local software cache. |
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*/ |
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int ib_get_cached_lmc(struct ib_device *device, |
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u8 port_num, |
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u8 *lmc); |
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#endif /* _IB_CACHE_H */
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