mirror of
https://github.com/torvalds/linux.git
synced 2025-11-04 02:30:34 +02:00
9516b8f9ec
Space is required before '(' of switch statements and around '='.
Link: https://lore.kernel.org/r/1617783353-48249-4-git-send-email-liweihang@huawei.com
Signed-off-by: Wenpeng Liang <liangwenpeng@huawei.com>
Signed-off-by: Weihang Li <liweihang@huawei.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
68 lines
1.8 KiB
C
68 lines
1.8 KiB
C
/* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */
|
|
/*
|
|
* Copyright (c) 2004, 2011 Intel Corporation. All rights reserved.
|
|
* Copyright (c) 2004 Topspin Corporation. All rights reserved.
|
|
* Copyright (c) 2004 Voltaire Corporation. All rights reserved.
|
|
* Copyright (c) 2019, Mellanox Technologies inc. All rights reserved.
|
|
*/
|
|
#ifndef CM_MSGS_H
|
|
#define CM_MSGS_H
|
|
|
|
#include <rdma/ibta_vol1_c12.h>
|
|
#include <rdma/ib_mad.h>
|
|
#include <rdma/ib_cm.h>
|
|
|
|
/*
|
|
* Parameters to routines below should be in network-byte order, and values
|
|
* are returned in network-byte order.
|
|
*/
|
|
|
|
#define IB_CM_CLASS_VERSION 2 /* IB specification 1.2 */
|
|
|
|
static inline enum ib_qp_type cm_req_get_qp_type(struct cm_req_msg *req_msg)
|
|
{
|
|
u8 transport_type = IBA_GET(CM_REQ_TRANSPORT_SERVICE_TYPE, req_msg);
|
|
switch (transport_type) {
|
|
case 0: return IB_QPT_RC;
|
|
case 1: return IB_QPT_UC;
|
|
case 3:
|
|
switch (IBA_GET(CM_REQ_EXTENDED_TRANSPORT_TYPE, req_msg)) {
|
|
case 1: return IB_QPT_XRC_TGT;
|
|
default: return 0;
|
|
}
|
|
default: return 0;
|
|
}
|
|
}
|
|
|
|
static inline void cm_req_set_qp_type(struct cm_req_msg *req_msg,
|
|
enum ib_qp_type qp_type)
|
|
{
|
|
switch (qp_type) {
|
|
case IB_QPT_UC:
|
|
IBA_SET(CM_REQ_TRANSPORT_SERVICE_TYPE, req_msg, 1);
|
|
break;
|
|
case IB_QPT_XRC_INI:
|
|
IBA_SET(CM_REQ_TRANSPORT_SERVICE_TYPE, req_msg, 3);
|
|
IBA_SET(CM_REQ_EXTENDED_TRANSPORT_TYPE, req_msg, 1);
|
|
break;
|
|
default:
|
|
IBA_SET(CM_REQ_TRANSPORT_SERVICE_TYPE, req_msg, 0);
|
|
}
|
|
}
|
|
|
|
/* Message REJected or MRAed */
|
|
enum cm_msg_response {
|
|
CM_MSG_RESPONSE_REQ = 0x0,
|
|
CM_MSG_RESPONSE_REP = 0x1,
|
|
CM_MSG_RESPONSE_OTHER = 0x2
|
|
};
|
|
|
|
static inline __be32 cm_rep_get_qpn(struct cm_rep_msg *rep_msg, enum ib_qp_type qp_type)
|
|
{
|
|
return (qp_type == IB_QPT_XRC_INI) ?
|
|
cpu_to_be32(IBA_GET(CM_REP_LOCAL_EE_CONTEXT_NUMBER,
|
|
rep_msg)) :
|
|
cpu_to_be32(IBA_GET(CM_REP_LOCAL_QPN, rep_msg));
|
|
}
|
|
|
|
#endif /* CM_MSGS_H */
|