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linux_dsm_epyc7002/drivers/infiniband/hw/hfi1/trace_ibhdrs.h
Don Hiatt 863cf89d47 IB/hfi1: Add 16B trace support 
Add trace support to 16B bypass packets during send and
receive.

Sample input header trace:
<idle>-0     [000] d.h. 271742.509477: input_ibhdr: [0000:05:00.0] (16B)
len:24 sc:0 dlid:0xf0000b slid:0x10002 age:0 becn:0 fecn:0 l4:10 rc:0
sc:0 pkey:0x8001 entropy:0x0000 op:0x65,UD_SEND_ONLY_WITH_IMMEDIATE se:0
m:1 pad:3 tver:0 qpn:0xffffff a:0 psn:0x00000001 hlen:248 deth qkey
0x01234567 sqpn 0x000004

Reviewed-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Don Hiatt <don.hiatt@intel.com>
Signed-off-by: Dasaratharaman Chandramouli <dasaratharaman.chandramouli@intel.com>
Signed-off-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
2017-08-22 14:22:37 -04:00

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/*
* Copyright(c) 2015, 2016 Intel Corporation.
*
* This file is provided under a dual BSD/GPLv2 license. When using or
* redistributing this file, you may do so under either license.
*
* GPL LICENSE SUMMARY
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* BSD LICENSE
*
* 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.
* - Neither the name of Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
#if !defined(__HFI1_TRACE_IBHDRS_H) || defined(TRACE_HEADER_MULTI_READ)
#define __HFI1_TRACE_IBHDRS_H
#include <linux/tracepoint.h>
#include <linux/trace_seq.h>
#include "hfi.h"
#undef TRACE_SYSTEM
#define TRACE_SYSTEM hfi1_ibhdrs
#define ib_opcode_name(opcode) { IB_OPCODE_##opcode, #opcode }
#define show_ib_opcode(opcode) \
__print_symbolic(opcode, \
ib_opcode_name(RC_SEND_FIRST), \
ib_opcode_name(RC_SEND_MIDDLE), \
ib_opcode_name(RC_SEND_LAST), \
ib_opcode_name(RC_SEND_LAST_WITH_IMMEDIATE), \
ib_opcode_name(RC_SEND_ONLY), \
ib_opcode_name(RC_SEND_ONLY_WITH_IMMEDIATE), \
ib_opcode_name(RC_RDMA_WRITE_FIRST), \
ib_opcode_name(RC_RDMA_WRITE_MIDDLE), \
ib_opcode_name(RC_RDMA_WRITE_LAST), \
ib_opcode_name(RC_RDMA_WRITE_LAST_WITH_IMMEDIATE), \
ib_opcode_name(RC_RDMA_WRITE_ONLY), \
ib_opcode_name(RC_RDMA_WRITE_ONLY_WITH_IMMEDIATE), \
ib_opcode_name(RC_RDMA_READ_REQUEST), \
ib_opcode_name(RC_RDMA_READ_RESPONSE_FIRST), \
ib_opcode_name(RC_RDMA_READ_RESPONSE_MIDDLE), \
ib_opcode_name(RC_RDMA_READ_RESPONSE_LAST), \
ib_opcode_name(RC_RDMA_READ_RESPONSE_ONLY), \
ib_opcode_name(RC_ACKNOWLEDGE), \
ib_opcode_name(RC_ATOMIC_ACKNOWLEDGE), \
ib_opcode_name(RC_COMPARE_SWAP), \
ib_opcode_name(RC_FETCH_ADD), \
ib_opcode_name(UC_SEND_FIRST), \
ib_opcode_name(UC_SEND_MIDDLE), \
ib_opcode_name(UC_SEND_LAST), \
ib_opcode_name(UC_SEND_LAST_WITH_IMMEDIATE), \
ib_opcode_name(UC_SEND_ONLY), \
ib_opcode_name(UC_SEND_ONLY_WITH_IMMEDIATE), \
ib_opcode_name(UC_RDMA_WRITE_FIRST), \
ib_opcode_name(UC_RDMA_WRITE_MIDDLE), \
ib_opcode_name(UC_RDMA_WRITE_LAST), \
ib_opcode_name(UC_RDMA_WRITE_LAST_WITH_IMMEDIATE), \
ib_opcode_name(UC_RDMA_WRITE_ONLY), \
ib_opcode_name(UC_RDMA_WRITE_ONLY_WITH_IMMEDIATE), \
ib_opcode_name(UD_SEND_ONLY), \
ib_opcode_name(UD_SEND_ONLY_WITH_IMMEDIATE), \
ib_opcode_name(CNP))
u8 ibhdr_exhdr_len(struct ib_header *hdr);
const char *parse_everbs_hdrs(struct trace_seq *p, u8 opcode, void *ehdrs);
u8 hfi1_trace_opa_hdr_len(struct hfi1_opa_header *opah);
u8 hfi1_trace_packet_hdr_len(struct hfi1_packet *packet);
const char *hfi1_trace_get_packet_type_str(u8 l4);
const char *hfi1_trace_get_packet_str(struct hfi1_packet *packet);
void hfi1_trace_parse_9b_bth(struct ib_other_headers *ohdr,
u8 *ack, u8 *becn, u8 *fecn, u8 *mig,
u8 *se, u8 *pad, u8 *opcode, u8 *tver,
u16 *pkey, u32 *psn, u32 *qpn);
void hfi1_trace_parse_9b_hdr(struct ib_header *hdr, bool sc5,
u8 *lnh, u8 *lver, u8 *sl, u8 *sc,
u16 *len, u32 *dlid, u32 *slid);
void hfi1_trace_parse_16b_bth(struct ib_other_headers *ohdr,
u8 *ack, u8 *mig, u8 *opcode,
u8 *pad, u8 *se, u8 *tver,
u32 *psn, u32 *qpn);
void hfi1_trace_parse_16b_hdr(struct hfi1_16b_header *hdr,
u8 *age, u8 *becn, u8 *fecn,
u8 *l4, u8 *rc, u8 *sc,
u16 *entropy, u16 *len, u16 *pkey,
u32 *dlid, u32 *slid);
const char *hfi1_trace_fmt_lrh(struct trace_seq *p, bool bypass,
u8 age, u8 becn, u8 fecn, u8 l4,
u8 lnh, const char *lnh_name, u8 lver,
u8 rc, u8 sc, u8 sl, u16 entropy,
u16 len, u16 pkey, u32 dlid, u32 slid);
const char *hfi1_trace_fmt_bth(struct trace_seq *p, bool bypass,
u8 ack, u8 becn, u8 fecn, u8 mig,
u8 se, u8 pad, u8 opcode, const char *opname,
u8 tver, u16 pkey, u32 psn, u32 qpn);
#define __parse_ib_ehdrs(op, ehdrs) parse_everbs_hdrs(p, op, ehdrs)
#define lrh_name(lrh) { HFI1_##lrh, #lrh }
#define show_lnh(lrh) \
__print_symbolic(lrh, \
lrh_name(LRH_BTH), \
lrh_name(LRH_GRH))
#define PKT_ENTRY(pkt) __string(ptype, hfi1_trace_get_packet_str(packet))
#define PKT_ASSIGN(pkt) __assign_str(ptype, hfi1_trace_get_packet_str(packet))
DECLARE_EVENT_CLASS(hfi1_input_ibhdr_template,
TP_PROTO(struct hfi1_devdata *dd,
struct hfi1_packet *packet,
bool sc5),
TP_ARGS(dd, packet, sc5),
TP_STRUCT__entry(
DD_DEV_ENTRY(dd)
PKT_ENTRY(packet)
__field(bool, bypass)
__field(u8, ack)
__field(u8, age)
__field(u8, becn)
__field(u8, fecn)
__field(u8, l4)
__field(u8, lnh)
__field(u8, lver)
__field(u8, mig)
__field(u8, opcode)
__field(u8, pad)
__field(u8, rc)
__field(u8, sc)
__field(u8, se)
__field(u8, sl)
__field(u8, tver)
__field(u16, entropy)
__field(u16, len)
__field(u16, pkey)
__field(u32, dlid)
__field(u32, psn)
__field(u32, qpn)
__field(u32, slid)
/* extended headers */
__dynamic_array(u8, ehdrs,
hfi1_trace_packet_hdr_len(packet))
),
TP_fast_assign(
DD_DEV_ASSIGN(dd);
PKT_ASSIGN(packet);
if (packet->etype == RHF_RCV_TYPE_BYPASS) {
__entry->bypass = true;
hfi1_trace_parse_16b_hdr(packet->hdr,
&__entry->age,
&__entry->becn,
&__entry->fecn,
&__entry->l4,
&__entry->rc,
&__entry->sc,
&__entry->entropy,
&__entry->len,
&__entry->pkey,
&__entry->dlid,
&__entry->slid);
hfi1_trace_parse_16b_bth(packet->ohdr,
&__entry->ack,
&__entry->mig,
&__entry->opcode,
&__entry->pad,
&__entry->se,
&__entry->tver,
&__entry->psn,
&__entry->qpn);
} else {
__entry->bypass = false;
hfi1_trace_parse_9b_hdr(packet->hdr, sc5,
&__entry->lnh,
&__entry->lver,
&__entry->sl,
&__entry->sc,
&__entry->len,
&__entry->dlid,
&__entry->slid);
hfi1_trace_parse_9b_bth(packet->ohdr,
&__entry->ack,
&__entry->becn,
&__entry->fecn,
&__entry->mig,
&__entry->se,
&__entry->pad,
&__entry->opcode,
&__entry->tver,
&__entry->pkey,
&__entry->psn,
&__entry->qpn);
}
/* extended headers */
memcpy(__get_dynamic_array(ehdrs),
&packet->ohdr->u,
__get_dynamic_array_len(ehdrs));
),
TP_printk("[%s] (%s) %s %s hlen:%d %s",
__get_str(dev),
__get_str(ptype),
hfi1_trace_fmt_lrh(p,
__entry->bypass,
__entry->age,
__entry->becn,
__entry->fecn,
__entry->l4,
__entry->lnh,
show_lnh(__entry->lnh),
__entry->lver,
__entry->rc,
__entry->sc,
__entry->sl,
__entry->entropy,
__entry->len,
__entry->pkey,
__entry->dlid,
__entry->slid),
hfi1_trace_fmt_bth(p,
__entry->bypass,
__entry->ack,
__entry->becn,
__entry->fecn,
__entry->mig,
__entry->se,
__entry->pad,
__entry->opcode,
show_ib_opcode(__entry->opcode),
__entry->tver,
__entry->pkey,
__entry->psn,
__entry->qpn),
/* extended headers */
__get_dynamic_array_len(ehdrs),
__parse_ib_ehdrs(
__entry->opcode,
(void *)__get_dynamic_array(ehdrs))
)
);
DEFINE_EVENT(hfi1_input_ibhdr_template, input_ibhdr,
TP_PROTO(struct hfi1_devdata *dd,
struct hfi1_packet *packet, bool sc5),
TP_ARGS(dd, packet, sc5));
DECLARE_EVENT_CLASS(hfi1_output_ibhdr_template,
TP_PROTO(struct hfi1_devdata *dd,
struct hfi1_opa_header *opah, bool sc5),
TP_ARGS(dd, opah, sc5),
TP_STRUCT__entry(
DD_DEV_ENTRY(dd)
__field(bool, bypass)
__field(u8, ack)
__field(u8, age)
__field(u8, becn)
__field(u8, fecn)
__field(u8, l4)
__field(u8, lnh)
__field(u8, lver)
__field(u8, mig)
__field(u8, opcode)
__field(u8, pad)
__field(u8, rc)
__field(u8, sc)
__field(u8, se)
__field(u8, sl)
__field(u8, tver)
__field(u16, entropy)
__field(u16, len)
__field(u16, pkey)
__field(u32, dlid)
__field(u32, psn)
__field(u32, qpn)
__field(u32, slid)
/* extended headers */
__dynamic_array(u8, ehdrs,
hfi1_trace_opa_hdr_len(opah))
),
TP_fast_assign(
struct ib_other_headers *ohdr;
DD_DEV_ASSIGN(dd);
if (opah->hdr_type) {
__entry->bypass = true;
hfi1_trace_parse_16b_hdr(&opah->opah,
&__entry->age,
&__entry->becn,
&__entry->fecn,
&__entry->l4,
&__entry->rc,
&__entry->sc,
&__entry->entropy,
&__entry->len,
&__entry->pkey,
&__entry->dlid,
&__entry->slid);
if (entry->l4 == OPA_16B_L4_IB_LOCAL)
ohdr = &opah->opah.u.oth;
else
ohdr = &opah->opah.u.l.oth;
hfi1_trace_parse_16b_bth(ohdr,
&__entry->ack,
&__entry->mig,
&__entry->opcode,
&__entry->pad,
&__entry->se,
&__entry->tver,
&__entry->psn,
&__entry->qpn);
} else {
__entry->bypass = false;
hfi1_trace_parse_9b_hdr(&opah->ibh, sc5,
&__entry->lnh,
&__entry->lver,
&__entry->sl,
&__entry->sc,
&__entry->len,
&__entry->dlid,
&__entry->slid);
if (entry->lnh == HFI1_LRH_BTH)
ohdr = &opah->ibh.u.oth;
else
ohdr = &opah->ibh.u.l.oth;
hfi1_trace_parse_9b_bth(ohdr,
&__entry->ack,
&__entry->becn,
&__entry->fecn,
&__entry->mig,
&__entry->se,
&__entry->pad,
&__entry->opcode,
&__entry->tver,
&__entry->pkey,
&__entry->psn,
&__entry->qpn);
}
/* extended headers */
memcpy(__get_dynamic_array(ehdrs),
&ohdr->u, __get_dynamic_array_len(ehdrs));
),
TP_printk("[%s] (%s) %s %s hlen:%d %s",
__get_str(dev),
hfi1_trace_get_packet_type_str(__entry->l4),
hfi1_trace_fmt_lrh(p,
__entry->bypass,
__entry->age,
__entry->becn,
__entry->fecn,
__entry->l4,
__entry->lnh,
show_lnh(__entry->lnh),
__entry->lver,
__entry->rc,
__entry->sc,
__entry->sl,
__entry->entropy,
__entry->len,
__entry->pkey,
__entry->dlid,
__entry->slid),
hfi1_trace_fmt_bth(p,
__entry->bypass,
__entry->ack,
__entry->becn,
__entry->fecn,
__entry->mig,
__entry->se,
__entry->pad,
__entry->opcode,
show_ib_opcode(__entry->opcode),
__entry->tver,
__entry->pkey,
__entry->psn,
__entry->qpn),
/* extended headers */
__get_dynamic_array_len(ehdrs),
__parse_ib_ehdrs(
__entry->opcode,
(void *)__get_dynamic_array(ehdrs))
)
);
DEFINE_EVENT(hfi1_output_ibhdr_template, pio_output_ibhdr,
TP_PROTO(struct hfi1_devdata *dd,
struct hfi1_opa_header *opah, bool sc5),
TP_ARGS(dd, opah, sc5));
DEFINE_EVENT(hfi1_output_ibhdr_template, ack_output_ibhdr,
TP_PROTO(struct hfi1_devdata *dd,
struct hfi1_opa_header *opah, bool sc5),
TP_ARGS(dd, opah, sc5));
DEFINE_EVENT(hfi1_output_ibhdr_template, sdma_output_ibhdr,
TP_PROTO(struct hfi1_devdata *dd,
struct hfi1_opa_header *opah, bool sc5),
TP_ARGS(dd, opah, sc5));
#endif /* __HFI1_TRACE_IBHDRS_H */
#undef TRACE_INCLUDE_PATH
#undef TRACE_INCLUDE_FILE
#define TRACE_INCLUDE_PATH .
#define TRACE_INCLUDE_FILE trace_ibhdrs
#include <trace/define_trace.h>
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