xref: /OK3568_Linux_fs/kernel/drivers/infiniband/hw/ocrdma/ocrdma_ah.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* This file is part of the Emulex RoCE Device Driver for
2*4882a593Smuzhiyun  * RoCE (RDMA over Converged Ethernet) adapters.
3*4882a593Smuzhiyun  * Copyright (C) 2012-2015 Emulex. All rights reserved.
4*4882a593Smuzhiyun  * EMULEX and SLI are trademarks of Emulex.
5*4882a593Smuzhiyun  * www.emulex.com
6*4882a593Smuzhiyun  *
7*4882a593Smuzhiyun  * This software is available to you under a choice of one of two licenses.
8*4882a593Smuzhiyun  * You may choose to be licensed under the terms of the GNU General Public
9*4882a593Smuzhiyun  * License (GPL) Version 2, available from the file COPYING in the main
10*4882a593Smuzhiyun  * directory of this source tree, or the BSD license below:
11*4882a593Smuzhiyun  *
12*4882a593Smuzhiyun  * Redistribution and use in source and binary forms, with or without
13*4882a593Smuzhiyun  * modification, are permitted provided that the following conditions
14*4882a593Smuzhiyun  * are met:
15*4882a593Smuzhiyun  *
16*4882a593Smuzhiyun  * - Redistributions of source code must retain the above copyright notice,
17*4882a593Smuzhiyun  *   this list of conditions and the following disclaimer.
18*4882a593Smuzhiyun  *
19*4882a593Smuzhiyun  * - Redistributions in binary form must reproduce the above copyright
20*4882a593Smuzhiyun  *   notice, this list of conditions and the following disclaimer in
21*4882a593Smuzhiyun  *   the documentation and/or other materials provided with the distribution.
22*4882a593Smuzhiyun  *
23*4882a593Smuzhiyun  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
24*4882a593Smuzhiyun  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,THE
25*4882a593Smuzhiyun  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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28*4882a593Smuzhiyun  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
29*4882a593Smuzhiyun  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
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31*4882a593Smuzhiyun  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
32*4882a593Smuzhiyun  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
33*4882a593Smuzhiyun  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
34*4882a593Smuzhiyun  *
35*4882a593Smuzhiyun  * Contact Information:
36*4882a593Smuzhiyun  * linux-drivers@emulex.com
37*4882a593Smuzhiyun  *
38*4882a593Smuzhiyun  * Emulex
39*4882a593Smuzhiyun  * 3333 Susan Street
40*4882a593Smuzhiyun  * Costa Mesa, CA 92626
41*4882a593Smuzhiyun  */
42*4882a593Smuzhiyun 
43*4882a593Smuzhiyun #ifndef __OCRDMA_AH_H__
44*4882a593Smuzhiyun #define __OCRDMA_AH_H__
45*4882a593Smuzhiyun 
46*4882a593Smuzhiyun enum {
47*4882a593Smuzhiyun 	OCRDMA_AH_ID_MASK		= 0x3FF,
48*4882a593Smuzhiyun 	OCRDMA_AH_VLAN_VALID_MASK	= 0x01,
49*4882a593Smuzhiyun 	OCRDMA_AH_VLAN_VALID_SHIFT	= 0x1F,
50*4882a593Smuzhiyun 	OCRDMA_AH_L3_TYPE_MASK		= 0x03,
51*4882a593Smuzhiyun 	OCRDMA_AH_L3_TYPE_SHIFT		= 0x1D /* 29 bits */
52*4882a593Smuzhiyun };
53*4882a593Smuzhiyun 
54*4882a593Smuzhiyun int ocrdma_create_ah(struct ib_ah *ah, struct rdma_ah_init_attr *init_attr,
55*4882a593Smuzhiyun 		     struct ib_udata *udata);
56*4882a593Smuzhiyun int ocrdma_destroy_ah(struct ib_ah *ah, u32 flags);
57*4882a593Smuzhiyun int ocrdma_query_ah(struct ib_ah *ah, struct rdma_ah_attr *ah_attr);
58*4882a593Smuzhiyun 
59*4882a593Smuzhiyun int ocrdma_process_mad(struct ib_device *dev, int process_mad_flags,
60*4882a593Smuzhiyun 		       u8 port_num, const struct ib_wc *in_wc,
61*4882a593Smuzhiyun 		       const struct ib_grh *in_grh, const struct ib_mad *in,
62*4882a593Smuzhiyun 		       struct ib_mad *out, size_t *out_mad_size,
63*4882a593Smuzhiyun 		       u16 *out_mad_pkey_index);
64*4882a593Smuzhiyun #endif				/* __OCRDMA_AH_H__ */
65