Commit 0d47eb2a authored by Roland Dreier's avatar Roland Dreier Committed by David S. Miller

[INFINIBAND]: Add InfiniBand MAD (management datagram) support (private headers)

Add MAD layer private implementation headers.
Signed-off-by: default avatarRoland Dreier <roland@topspin.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 27ee511c
/*
* Copyright (c) 2004 Mellanox Technologies Ltd. All rights reserved.
* Copyright (c) 2004 Infinicon Corporation. All rights reserved.
* Copyright (c) 2004 Intel Corporation. All rights reserved.
* Copyright (c) 2004 Topspin Corporation. All rights reserved.
* Copyright (c) 2004 Voltaire Corporation. All rights reserved.
*
* This software is available to you under a choice of one of two
* licenses. You may choose to be licensed under the terms of the GNU
* General Public License (GPL) Version 2, available from the file
* COPYING in the main directory of this source tree, or the
* OpenIB.org BSD license below:
*
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the following
* conditions are met:
*
* - Redistributions of source code must retain the above
* copyright notice, this list of conditions and the following
* disclaimer.
*
* - Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
* $Id: agent.h 1389 2004-12-27 22:56:47Z roland $
*/
#ifndef __AGENT_H_
#define __AGENT_H_
extern spinlock_t ib_agent_port_list_lock;
extern int ib_agent_port_open(struct ib_device *device,
int port_num);
extern int ib_agent_port_close(struct ib_device *device, int port_num);
extern int agent_send(struct ib_mad_private *mad,
struct ib_grh *grh,
struct ib_wc *wc,
struct ib_device *device,
int port_num);
#endif /* __AGENT_H_ */
/*
* Copyright (c) 2004 Mellanox Technologies Ltd. All rights reserved.
* Copyright (c) 2004 Infinicon Corporation. All rights reserved.
* Copyright (c) 2004 Intel Corporation. All rights reserved.
* Copyright (c) 2004 Topspin Corporation. All rights reserved.
* Copyright (c) 2004 Voltaire Corporation. All rights reserved.
*
* This software is available to you under a choice of one of two
* licenses. You may choose to be licensed under the terms of the GNU
* General Public License (GPL) Version 2, available from the file
* COPYING in the main directory of this source tree, or the
* OpenIB.org BSD license below:
*
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the following
* conditions are met:
*
* - Redistributions of source code must retain the above
* copyright notice, this list of conditions and the following
* disclaimer.
*
* - Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
* $Id: agent_priv.h 1389 2004-12-27 22:56:47Z roland $
*/
#ifndef __IB_AGENT_PRIV_H__
#define __IB_AGENT_PRIV_H__
#include <linux/pci.h>
#define SPFX "ib_agent: "
struct ib_agent_send_wr {
struct list_head send_list;
struct ib_ah *ah;
struct ib_mad_private *mad;
DECLARE_PCI_UNMAP_ADDR(mapping)
};
struct ib_agent_port_private {
struct list_head port_list;
struct list_head send_posted_list;
spinlock_t send_list_lock;
int port_num;
struct ib_mad_agent *dr_smp_agent; /* DR SM class */
struct ib_mad_agent *lr_smp_agent; /* LR SM class */
struct ib_mad_agent *perf_mgmt_agent; /* PerfMgmt class */
struct ib_mr *mr;
};
#endif /* __IB_AGENT_PRIV_H__ */
/*
* Copyright (c) 2004, Voltaire, Inc. All rights reserved.
*
* This software is available to you under a choice of one of two
* licenses. You may choose to be licensed under the terms of the GNU
* General Public License (GPL) Version 2, available from the file
* COPYING in the main directory of this source tree, or the
* OpenIB.org BSD license below:
*
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the following
* conditions are met:
*
* - Redistributions of source code must retain the above
* copyright notice, this list of conditions and the following
* disclaimer.
*
* - Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
* $Id: mad_priv.h 1389 2004-12-27 22:56:47Z roland $
*/
#ifndef __IB_MAD_PRIV_H__
#define __IB_MAD_PRIV_H__
#include <linux/pci.h>
#include <linux/kthread.h>
#include <linux/workqueue.h>
#include <ib_mad.h>
#include <ib_smi.h>
#define PFX "ib_mad: "
#define IB_MAD_QPS_CORE 2 /* Always QP0 and QP1 as a minimum */
/* QP and CQ parameters */
#define IB_MAD_QP_SEND_SIZE 128
#define IB_MAD_QP_RECV_SIZE 512
#define IB_MAD_SEND_REQ_MAX_SG 2
#define IB_MAD_RECV_REQ_MAX_SG 1
#define IB_MAD_SEND_Q_PSN 0
/* Registration table sizes */
#define MAX_MGMT_CLASS 80
#define MAX_MGMT_VERSION 8
#define MAX_MGMT_OUI 8
#define MAX_MGMT_VENDOR_RANGE2 IB_MGMT_CLASS_VENDOR_RANGE2_END - \
IB_MGMT_CLASS_VENDOR_RANGE2_START + 1
struct ib_mad_list_head {
struct list_head list;
struct ib_mad_queue *mad_queue;
};
struct ib_mad_private_header {
struct ib_mad_list_head mad_list;
struct ib_mad_recv_wc recv_wc;
DECLARE_PCI_UNMAP_ADDR(mapping)
} __attribute__ ((packed));
struct ib_mad_private {
struct ib_mad_private_header header;
struct ib_grh grh;
union {
struct ib_mad mad;
struct ib_rmpp_mad rmpp_mad;
struct ib_smp smp;
} mad;
} __attribute__ ((packed));
struct ib_mad_agent_private {
struct list_head agent_list;
struct ib_mad_agent agent;
struct ib_mad_reg_req *reg_req;
struct ib_mad_qp_info *qp_info;
spinlock_t lock;
struct list_head send_list;
struct list_head wait_list;
struct work_struct timed_work;
unsigned long timeout;
struct list_head local_list;
struct work_struct local_work;
atomic_t refcount;
wait_queue_head_t wait;
u8 rmpp_version;
};
struct ib_mad_snoop_private {
struct ib_mad_agent agent;
struct ib_mad_qp_info *qp_info;
int snoop_index;
int mad_snoop_flags;
atomic_t refcount;
wait_queue_head_t wait;
};
struct ib_mad_send_wr_private {
struct ib_mad_list_head mad_list;
struct list_head agent_list;
struct ib_mad_agent *agent;
struct ib_send_wr send_wr;
struct ib_sge sg_list[IB_MAD_SEND_REQ_MAX_SG];
u64 wr_id; /* client WR ID */
u64 tid;
unsigned long timeout;
int retry;
int refcount;
enum ib_wc_status status;
};
struct ib_mad_local_private {
struct list_head completion_list;
struct ib_mad_private *mad_priv;
struct ib_send_wr send_wr;
struct ib_sge sg_list[IB_MAD_SEND_REQ_MAX_SG];
u64 wr_id; /* client WR ID */
u64 tid;
};
struct ib_mad_mgmt_method_table {
struct ib_mad_agent_private *agent[IB_MGMT_MAX_METHODS];
};
struct ib_mad_mgmt_class_table {
struct ib_mad_mgmt_method_table *method_table[MAX_MGMT_CLASS];
};
struct ib_mad_mgmt_vendor_class {
u8 oui[MAX_MGMT_OUI][3];
struct ib_mad_mgmt_method_table *method_table[MAX_MGMT_OUI];
};
struct ib_mad_mgmt_vendor_class_table {
struct ib_mad_mgmt_vendor_class *vendor_class[MAX_MGMT_VENDOR_RANGE2];
};
struct ib_mad_mgmt_version_table {
struct ib_mad_mgmt_class_table *class;
struct ib_mad_mgmt_vendor_class_table *vendor;
};
struct ib_mad_queue {
spinlock_t lock;
struct list_head list;
int count;
int max_active;
struct ib_mad_qp_info *qp_info;
};
struct ib_mad_qp_info {
struct ib_mad_port_private *port_priv;
struct ib_qp *qp;
struct ib_mad_queue send_queue;
struct ib_mad_queue recv_queue;
struct list_head overflow_list;
spinlock_t snoop_lock;
struct ib_mad_snoop_private **snoop_table;
int snoop_table_size;
atomic_t snoop_count;
};
struct ib_mad_port_private {
struct list_head port_list;
struct ib_device *device;
int port_num;
struct ib_cq *cq;
struct ib_pd *pd;
struct ib_mr *mr;
spinlock_t reg_lock;
struct ib_mad_mgmt_version_table version[MAX_MGMT_VERSION];
struct list_head agent_list;
struct workqueue_struct *wq;
struct work_struct work;
struct ib_mad_qp_info qp_info[IB_MAD_QPS_CORE];
};
#endif /* __IB_MAD_PRIV_H__ */
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