| Current Path : /sys/amd64/compile/hs32/modules/usr/src/sys/modules/cas/@/ofed/drivers/infiniband/util/ |
FreeBSD hs32.drive.ne.jp 9.1-RELEASE FreeBSD 9.1-RELEASE #1: Wed Jan 14 12:18:08 JST 2015 root@hs32.drive.ne.jp:/sys/amd64/compile/hs32 amd64 |
| Current File : //sys/amd64/compile/hs32/modules/usr/src/sys/modules/cas/@/ofed/drivers/infiniband/util/madeye.c |
/*
* Copyright (c) 2004, 2005 Intel Corporation. All rights reserved.
* Copyright (c) 2005, 2006 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.
*
* $Id$
*/
#include <linux/module.h>
#include <linux/device.h>
#include <linux/err.h>
#include <rdma/ib_mad.h>
#include <rdma/ib_smi.h>
#include <rdma/ib_sa.h>
MODULE_AUTHOR("Sean Hefty");
MODULE_DESCRIPTION("InfiniBand MAD viewer");
MODULE_LICENSE("Dual BSD/GPL");
static void madeye_remove_one(struct ib_device *device);
static void madeye_add_one(struct ib_device *device);
static struct ib_client madeye_client = {
.name = "madeye",
.add = madeye_add_one,
.remove = madeye_remove_one
};
struct madeye_port {
struct ib_mad_agent *smi_agent;
struct ib_mad_agent *gsi_agent;
};
static int smp = 1;
static int gmp = 1;
static int mgmt_class = 0;
static int attr_id = 0;
static int data = 0;
module_param(smp, int, 0444);
module_param(gmp, int, 0444);
module_param(mgmt_class, int, 0444);
module_param(attr_id, int, 0444);
module_param(data, int, 0444);
MODULE_PARM_DESC(smp, "Display all SMPs (default=1)");
MODULE_PARM_DESC(gmp, "Display all GMPs (default=1)");
MODULE_PARM_DESC(mgmt_class, "Display all MADs of specified class (default=0)");
MODULE_PARM_DESC(attr_id, "Display add MADs of specified attribute ID (default=0)");
MODULE_PARM_DESC(data, "Display data area of MADs (default=0)");
static char * get_class_name(u8 mgmt_class)
{
switch(mgmt_class) {
case IB_MGMT_CLASS_SUBN_LID_ROUTED:
return "LID routed SMP";
case IB_MGMT_CLASS_SUBN_DIRECTED_ROUTE:
return "Directed route SMP";
case IB_MGMT_CLASS_SUBN_ADM:
return "Subnet admin.";
case IB_MGMT_CLASS_PERF_MGMT:
return "Perf. mgmt.";
case IB_MGMT_CLASS_BM:
return "Baseboard mgmt.";
case IB_MGMT_CLASS_DEVICE_MGMT:
return "Device mgmt.";
case IB_MGMT_CLASS_CM:
return "Comm. mgmt.";
case IB_MGMT_CLASS_SNMP:
return "SNMP";
default:
return "Unknown vendor/application";
}
}
static char * get_method_name(u8 mgmt_class, u8 method)
{
switch(method) {
case IB_MGMT_METHOD_GET:
return "Get";
case IB_MGMT_METHOD_SET:
return "Set";
case IB_MGMT_METHOD_GET_RESP:
return "Get response";
case IB_MGMT_METHOD_SEND:
return "Send";
case IB_MGMT_METHOD_SEND | IB_MGMT_METHOD_RESP:
return "Send response";
case IB_MGMT_METHOD_TRAP:
return "Trap";
case IB_MGMT_METHOD_REPORT:
return "Report";
case IB_MGMT_METHOD_REPORT_RESP:
return "Report response";
case IB_MGMT_METHOD_TRAP_REPRESS:
return "Trap repress";
default:
break;
}
switch (mgmt_class) {
case IB_MGMT_CLASS_SUBN_ADM:
switch (method) {
case IB_SA_METHOD_GET_TABLE:
return "Get table";
case IB_SA_METHOD_GET_TABLE_RESP:
return "Get table response";
case IB_SA_METHOD_DELETE:
return "Delete";
case IB_SA_METHOD_DELETE_RESP:
return "Delete response";
case IB_SA_METHOD_GET_MULTI:
return "Get Multi";
case IB_SA_METHOD_GET_MULTI_RESP:
return "Get Multi response";
case IB_SA_METHOD_GET_TRACE_TBL:
return "Get Trace Table response";
default:
break;
}
default:
break;
}
return "Unknown";
}
static void print_status_details(u16 status)
{
if (status & 0x0001)
printk(" busy\n");
if (status & 0x0002)
printk(" redirection required\n");
switch((status & 0x001C) >> 2) {
case 1:
printk(" bad version\n");
break;
case 2:
printk(" method not supported\n");
break;
case 3:
printk(" method/attribute combo not supported\n");
break;
case 7:
printk(" invalid attribute/modifier value\n");
break;
}
}
static char * get_sa_attr(__be16 attr)
{
switch(attr) {
case IB_SA_ATTR_CLASS_PORTINFO:
return "Class Port Info";
case IB_SA_ATTR_NOTICE:
return "Notice";
case IB_SA_ATTR_INFORM_INFO:
return "Inform Info";
case IB_SA_ATTR_NODE_REC:
return "Node Record";
case IB_SA_ATTR_PORT_INFO_REC:
return "PortInfo Record";
case IB_SA_ATTR_SL2VL_REC:
return "SL to VL Record";
case IB_SA_ATTR_SWITCH_REC:
return "Switch Record";
case IB_SA_ATTR_LINEAR_FDB_REC:
return "Linear FDB Record";
case IB_SA_ATTR_RANDOM_FDB_REC:
return "Random FDB Record";
case IB_SA_ATTR_MCAST_FDB_REC:
return "Multicast FDB Record";
case IB_SA_ATTR_SM_INFO_REC:
return "SM Info Record";
case IB_SA_ATTR_LINK_REC:
return "Link Record";
case IB_SA_ATTR_GUID_INFO_REC:
return "Guid Info Record";
case IB_SA_ATTR_SERVICE_REC:
return "Service Record";
case IB_SA_ATTR_PARTITION_REC:
return "Partition Record";
case IB_SA_ATTR_PATH_REC:
return "Path Record";
case IB_SA_ATTR_VL_ARB_REC:
return "VL Arb Record";
case IB_SA_ATTR_MC_MEMBER_REC:
return "MC Member Record";
case IB_SA_ATTR_TRACE_REC:
return "Trace Record";
case IB_SA_ATTR_MULTI_PATH_REC:
return "Multi Path Record";
case IB_SA_ATTR_SERVICE_ASSOC_REC:
return "Service Assoc Record";
case IB_SA_ATTR_INFORM_INFO_REC:
return "Inform Info Record";
default:
return "";
}
}
static void print_mad_hdr(struct ib_mad_hdr *mad_hdr)
{
printk("MAD version....0x%01x\n", mad_hdr->base_version);
printk("Class..........0x%01x (%s)\n", mad_hdr->mgmt_class,
get_class_name(mad_hdr->mgmt_class));
printk("Class version..0x%01x\n", mad_hdr->class_version);
printk("Method.........0x%01x (%s)\n", mad_hdr->method,
get_method_name(mad_hdr->mgmt_class, mad_hdr->method));
printk("Status.........0x%02x\n", be16_to_cpu(mad_hdr->status));
if (mad_hdr->status)
print_status_details(be16_to_cpu(mad_hdr->status));
printk("Class specific.0x%02x\n", be16_to_cpu(mad_hdr->class_specific));
printk("Trans ID.......0x%llx\n",
(unsigned long long)be64_to_cpu(mad_hdr->tid));
if (mad_hdr->mgmt_class == IB_MGMT_CLASS_SUBN_ADM)
printk("Attr ID........0x%02x (%s)\n",
be16_to_cpu(mad_hdr->attr_id),
get_sa_attr(be16_to_cpu(mad_hdr->attr_id)));
else
printk("Attr ID........0x%02x\n",
be16_to_cpu(mad_hdr->attr_id));
printk("Attr modifier..0x%04x\n", be32_to_cpu(mad_hdr->attr_mod));
}
static char * get_rmpp_type(u8 rmpp_type)
{
switch (rmpp_type) {
case IB_MGMT_RMPP_TYPE_DATA:
return "Data";
case IB_MGMT_RMPP_TYPE_ACK:
return "Ack";
case IB_MGMT_RMPP_TYPE_STOP:
return "Stop";
case IB_MGMT_RMPP_TYPE_ABORT:
return "Abort";
default:
return "Unknown";
}
}
static char * get_rmpp_flags(u8 rmpp_flags)
{
if (rmpp_flags & IB_MGMT_RMPP_FLAG_ACTIVE)
if (rmpp_flags & IB_MGMT_RMPP_FLAG_FIRST)
if (rmpp_flags & IB_MGMT_RMPP_FLAG_LAST)
return "Active - First & Last";
else
return "Active - First";
else
if (rmpp_flags & IB_MGMT_RMPP_FLAG_LAST)
return "Active - Last";
else
return "Active";
else
return "Inactive";
}
static void print_rmpp_hdr(struct ib_rmpp_hdr *rmpp_hdr)
{
printk("RMPP version...0x%01x\n", rmpp_hdr->rmpp_version);
printk("RMPP type......0x%01x (%s)\n", rmpp_hdr->rmpp_type,
get_rmpp_type(rmpp_hdr->rmpp_type));
printk("RMPP RRespTime.0x%01x\n", ib_get_rmpp_resptime(rmpp_hdr));
printk("RMPP flags.....0x%01x (%s)\n", ib_get_rmpp_flags(rmpp_hdr),
get_rmpp_flags(ib_get_rmpp_flags(rmpp_hdr)));
printk("RMPP status....0x%01x\n", rmpp_hdr->rmpp_status);
printk("Seg number.....0x%04x\n", be32_to_cpu(rmpp_hdr->seg_num));
switch (rmpp_hdr->rmpp_type) {
case IB_MGMT_RMPP_TYPE_DATA:
printk("Payload len....0x%04x\n",
be32_to_cpu(rmpp_hdr->paylen_newwin));
break;
case IB_MGMT_RMPP_TYPE_ACK:
printk("New window.....0x%04x\n",
be32_to_cpu(rmpp_hdr->paylen_newwin));
break;
default:
printk("Data 2.........0x%04x\n",
be32_to_cpu(rmpp_hdr->paylen_newwin));
break;
}
}
static char * get_smp_attr(__be16 attr)
{
switch (attr) {
case IB_SMP_ATTR_NOTICE:
return "notice";
case IB_SMP_ATTR_NODE_DESC:
return "node description";
case IB_SMP_ATTR_NODE_INFO:
return "node info";
case IB_SMP_ATTR_SWITCH_INFO:
return "switch info";
case IB_SMP_ATTR_GUID_INFO:
return "GUID info";
case IB_SMP_ATTR_PORT_INFO:
return "port info";
case IB_SMP_ATTR_PKEY_TABLE:
return "pkey table";
case IB_SMP_ATTR_SL_TO_VL_TABLE:
return "SL to VL table";
case IB_SMP_ATTR_VL_ARB_TABLE:
return "VL arbitration table";
case IB_SMP_ATTR_LINEAR_FORWARD_TABLE:
return "linear forwarding table";
case IB_SMP_ATTR_RANDOM_FORWARD_TABLE:
return "random forward table";
case IB_SMP_ATTR_MCAST_FORWARD_TABLE:
return "multicast forward table";
case IB_SMP_ATTR_SM_INFO:
return "SM info";
case IB_SMP_ATTR_VENDOR_DIAG:
return "vendor diags";
case IB_SMP_ATTR_LED_INFO:
return "LED info";
default:
return "";
}
}
static void print_smp(struct ib_smp *smp)
{
int i;
printk("MAD version....0x%01x\n", smp->base_version);
printk("Class..........0x%01x (%s)\n", smp->mgmt_class,
get_class_name(smp->mgmt_class));
printk("Class version..0x%01x\n", smp->class_version);
printk("Method.........0x%01x (%s)\n", smp->method,
get_method_name(smp->mgmt_class, smp->method));
printk("Status.........0x%02x\n", be16_to_cpu(smp->status));
if (smp->status)
print_status_details(be16_to_cpu(smp->status));
printk("Hop pointer....0x%01x\n", smp->hop_ptr);
printk("Hop counter....0x%01x\n", smp->hop_cnt);
printk("Trans ID.......0x%llx\n",
(unsigned long long)be64_to_cpu(smp->tid));
printk("Attr ID........0x%02x (%s)\n", be16_to_cpu(smp->attr_id),
get_smp_attr(smp->attr_id));
printk("Attr modifier..0x%04x\n", be32_to_cpu(smp->attr_mod));
printk("Mkey...........0x%llx\n",
(unsigned long long)be64_to_cpu(smp->mkey));
printk("DR SLID........0x%02x\n", be16_to_cpu(smp->dr_slid));
printk("DR DLID........0x%02x", be16_to_cpu(smp->dr_dlid));
if (data) {
for (i = 0; i < IB_SMP_DATA_SIZE; i++) {
if (i % 16 == 0)
printk("\nSMP Data.......");
printk("%01x ", smp->data[i]);
}
for (i = 0; i < IB_SMP_MAX_PATH_HOPS; i++) {
if (i % 16 == 0)
printk("\nInitial path...");
printk("%01x ", smp->initial_path[i]);
}
for (i = 0; i < IB_SMP_MAX_PATH_HOPS; i++) {
if (i % 16 == 0)
printk("\nReturn path....");
printk("%01x ", smp->return_path[i]);
}
}
printk("\n");
}
static void snoop_smi_handler(struct ib_mad_agent *mad_agent,
struct ib_mad_send_buf *send_buf,
struct ib_mad_send_wc *mad_send_wc)
{
struct ib_mad_hdr *hdr = send_buf->mad;
if (!smp && hdr->mgmt_class != mgmt_class)
return;
if (attr_id && be16_to_cpu(hdr->attr_id) != attr_id)
return;
printk("Madeye:sent SMP\n");
print_smp(send_buf->mad);
}
static void recv_smi_handler(struct ib_mad_agent *mad_agent,
struct ib_mad_recv_wc *mad_recv_wc)
{
if (!smp && mad_recv_wc->recv_buf.mad->mad_hdr.mgmt_class != mgmt_class)
return;
if (attr_id && be16_to_cpu(mad_recv_wc->recv_buf.mad->mad_hdr.attr_id) != attr_id)
return;
printk("Madeye:recv SMP\n");
print_smp((struct ib_smp *)&mad_recv_wc->recv_buf.mad->mad_hdr);
}
static int is_rmpp_mad(struct ib_mad_hdr *mad_hdr)
{
if (mad_hdr->mgmt_class == IB_MGMT_CLASS_SUBN_ADM) {
switch (mad_hdr->method) {
case IB_SA_METHOD_GET_TABLE:
case IB_SA_METHOD_GET_TABLE_RESP:
case IB_SA_METHOD_GET_MULTI_RESP:
return 1;
default:
break;
}
} else if ((mad_hdr->mgmt_class >= IB_MGMT_CLASS_VENDOR_RANGE2_START) &&
(mad_hdr->mgmt_class <= IB_MGMT_CLASS_VENDOR_RANGE2_END))
return 1;
return 0;
}
static void snoop_gsi_handler(struct ib_mad_agent *mad_agent,
struct ib_mad_send_buf *send_buf,
struct ib_mad_send_wc *mad_send_wc)
{
struct ib_mad_hdr *hdr = send_buf->mad;
if (!gmp && hdr->mgmt_class != mgmt_class)
return;
if (attr_id && be16_to_cpu(hdr->attr_id) != attr_id)
return;
printk("Madeye:sent GMP\n");
print_mad_hdr(hdr);
if (is_rmpp_mad(hdr))
print_rmpp_hdr(&((struct ib_rmpp_mad *) hdr)->rmpp_hdr);
}
static void recv_gsi_handler(struct ib_mad_agent *mad_agent,
struct ib_mad_recv_wc *mad_recv_wc)
{
struct ib_mad_hdr *hdr = &mad_recv_wc->recv_buf.mad->mad_hdr;
struct ib_rmpp_mad *mad = NULL;
struct ib_sa_mad *sa_mad;
struct ib_vendor_mad *vendor_mad;
u8 *mad_data;
int i, j;
if (!gmp && hdr->mgmt_class != mgmt_class)
return;
if (attr_id && be16_to_cpu(mad_recv_wc->recv_buf.mad->mad_hdr.attr_id) != attr_id)
return;
printk("Madeye:recv GMP\n");
print_mad_hdr(hdr);
if (is_rmpp_mad(hdr)) {
mad = (struct ib_rmpp_mad *) hdr;
print_rmpp_hdr(&mad->rmpp_hdr);
}
if (data) {
if (hdr->mgmt_class == IB_MGMT_CLASS_SUBN_ADM) {
j = IB_MGMT_SA_DATA;
/* Display SA header */
if (is_rmpp_mad(hdr) &&
mad->rmpp_hdr.rmpp_type != IB_MGMT_RMPP_TYPE_DATA)
return;
sa_mad = (struct ib_sa_mad *)
&mad_recv_wc->recv_buf.mad;
mad_data = sa_mad->data;
} else {
if (is_rmpp_mad(hdr)) {
j = IB_MGMT_VENDOR_DATA;
/* Display OUI */
vendor_mad = (struct ib_vendor_mad *)
&mad_recv_wc->recv_buf.mad;
printk("Vendor OUI......%01x %01x %01x\n",
vendor_mad->oui[0],
vendor_mad->oui[1],
vendor_mad->oui[2]);
mad_data = vendor_mad->data;
} else {
j = IB_MGMT_MAD_DATA;
mad_data = mad_recv_wc->recv_buf.mad->data;
}
}
for (i = 0; i < j; i++) {
if (i % 16 == 0)
printk("\nData...........");
printk("%01x ", mad_data[i]);
}
printk("\n");
}
}
static void madeye_add_one(struct ib_device *device)
{
struct madeye_port *port;
int reg_flags;
u8 i, s, e;
if (device->node_type == RDMA_NODE_IB_SWITCH) {
s = 0;
e = 0;
} else {
s = 1;
e = device->phys_port_cnt;
}
port = kmalloc(sizeof *port * (e - s + 1), GFP_KERNEL);
if (!port)
goto out;
reg_flags = IB_MAD_SNOOP_SEND_COMPLETIONS | IB_MAD_SNOOP_RECVS;
for (i = 0; i <= e - s; i++) {
port[i].smi_agent = ib_register_mad_snoop(device, i + s,
IB_QPT_SMI,
reg_flags,
snoop_smi_handler,
recv_smi_handler,
&port[i]);
port[i].gsi_agent = ib_register_mad_snoop(device, i + s,
IB_QPT_GSI,
reg_flags,
snoop_gsi_handler,
recv_gsi_handler,
&port[i]);
}
out:
ib_set_client_data(device, &madeye_client, port);
}
static void madeye_remove_one(struct ib_device *device)
{
struct madeye_port *port;
int i, s, e;
port = (struct madeye_port *)
ib_get_client_data(device, &madeye_client);
if (!port)
return;
if (device->node_type == RDMA_NODE_IB_SWITCH) {
s = 0;
e = 0;
} else {
s = 1;
e = device->phys_port_cnt;
}
for (i = 0; i <= e - s; i++) {
if (!IS_ERR(port[i].smi_agent))
ib_unregister_mad_agent(port[i].smi_agent);
if (!IS_ERR(port[i].gsi_agent))
ib_unregister_mad_agent(port[i].gsi_agent);
}
kfree(port);
}
static int __init ib_madeye_init(void)
{
return ib_register_client(&madeye_client);
}
static void __exit ib_madeye_cleanup(void)
{
ib_unregister_client(&madeye_client);
}
module_init(ib_madeye_init);
module_exit(ib_madeye_cleanup);