200 lines
5.2 KiB
C
200 lines
5.2 KiB
C
![]() |
/*
|
||
|
* Copyright (c) 2004, 2005, 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;
|
||
|
struct list_head canceled_list;
|
||
|
struct work_struct canceled_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_mad_agent_private *recv_mad_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;
|
||
|
};
|
||
|
|
||
|
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];
|
||
|
};
|
||
|
|
||
|
extern kmem_cache_t *ib_mad_cache;
|
||
|
|
||
|
#endif /* __IB_MAD_PRIV_H__ */
|