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awilliam
GitHub Repository: awilliam/linux-vfio
Path: blob/master/drivers/infiniband/core/sa.h
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/*
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* Copyright (c) 2004 Topspin Communications. All rights reserved.
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* Copyright (c) 2005 Voltaire, Inc. All rights reserved.
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* Copyright (c) 2006 Intel Corporation. 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 SA_H
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#define SA_H
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#include <rdma/ib_sa.h>
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static inline void ib_sa_client_get(struct ib_sa_client *client)
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{
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atomic_inc(&client->users);
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}
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static inline void ib_sa_client_put(struct ib_sa_client *client)
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{
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if (atomic_dec_and_test(&client->users))
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complete(&client->comp);
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}
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int ib_sa_mcmember_rec_query(struct ib_sa_client *client,
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struct ib_device *device, u8 port_num,
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u8 method,
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struct ib_sa_mcmember_rec *rec,
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ib_sa_comp_mask comp_mask,
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int timeout_ms, gfp_t gfp_mask,
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void (*callback)(int status,
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struct ib_sa_mcmember_rec *resp,
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void *context),
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void *context,
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struct ib_sa_query **sa_query);
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int mcast_init(void);
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void mcast_cleanup(void);
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#endif /* SA_H */
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