Release 4.11 drivers/infiniband/hw/hfi1/trace_ibhdrs.h
/*
* 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
u8 ibhdr_exhdr_len(struct ib_header *hdr);
const char *parse_everbs_hdrs(struct trace_seq *p, u8 opcode, void *ehdrs);
#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 LRH_PRN "vl %d lver %d sl %d lnh %d,%s dlid %.4x len %d slid %.4x"
#define BTH_PRN \
"op 0x%.2x,%s se %d m %d pad %d tver %d pkey 0x%.4x " \
"f %d b %d qpn 0x%.6x a %d psn 0x%.8x"
#define EHDR_PRN "%s"
DECLARE_EVENT_CLASS(hfi1_ibhdr_template,
TP_PROTO(struct hfi1_devdata *dd,
struct ib_header *hdr),
TP_ARGS(dd, hdr),
TP_STRUCT__entry(
DD_DEV_ENTRY(dd)
/* LRH */
__field(u8, vl)
__field(u8, lver)
__field(u8, sl)
__field(u8, lnh)
__field(u16, dlid)
__field(u16, len)
__field(u16, slid)
/* BTH */
__field(u8, opcode)
__field(u8, se)
__field(u8, m)
__field(u8, pad)
__field(u8, tver)
__field(u16, pkey)
__field(u8, f)
__field(u8, b)
__field(u32, qpn)
__field(u8, a)
__field(u32, psn)
/* extended headers */
__dynamic_array(u8, ehdrs, ibhdr_exhdr_len(hdr))
),
TP_fast_assign(
struct ib_other_headers *ohdr;
DD_DEV_ASSIGN(dd);
/* LRH */
__entry->vl =
(u8)(be16_to_cpu(hdr->lrh[0]) >> 12);
__entry->lver =
(u8)(be16_to_cpu(hdr->lrh[0]) >> 8) & 0xf;
__entry->sl =
(u8)(be16_to_cpu(hdr->lrh[0]) >> 4) & 0xf;
__entry->lnh =
(u8)(be16_to_cpu(hdr->lrh[0]) & 3);
__entry->dlid =
be16_to_cpu(hdr->lrh[1]);
/* allow for larger len */
__entry->len =
be16_to_cpu(hdr->lrh[2]);
__entry->slid =
be16_to_cpu(hdr->lrh[3]);
/* BTH */
if (__entry->lnh == HFI1_LRH_BTH)
ohdr = &hdr->u.oth;
else
ohdr = &hdr->u.l.oth;
__entry->opcode =
(be32_to_cpu(ohdr->bth[0]) >> 24) & 0xff;
__entry->se =
(be32_to_cpu(ohdr->bth[0]) >> 23) & 1;
__entry->m =
(be32_to_cpu(ohdr->bth[0]) >> 22) & 1;
__entry->pad =
(be32_to_cpu(ohdr->bth[0]) >> 20) & 3;
__entry->tver =
(be32_to_cpu(ohdr->bth[0]) >> 16) & 0xf;
__entry->pkey =
be32_to_cpu(ohdr->bth[0]) & 0xffff;
__entry->f =
(be32_to_cpu(ohdr->bth[1]) >> HFI1_FECN_SHIFT) &
HFI1_FECN_MASK;
__entry->b =
(be32_to_cpu(ohdr->bth[1]) >> HFI1_BECN_SHIFT) &
HFI1_BECN_MASK;
__entry->qpn =
be32_to_cpu(ohdr->bth[1]) & RVT_QPN_MASK;
__entry->a =
(be32_to_cpu(ohdr->bth[2]) >> 31) & 1;
/* allow for larger PSN */
__entry->psn =
be32_to_cpu(ohdr->bth[2]) & 0x7fffffff;
/* extended headers */
memcpy(__get_dynamic_array(ehdrs), &ohdr->u,
ibhdr_exhdr_len(hdr));
),
TP_printk("[%s] " LRH_PRN " " BTH_PRN " " EHDR_PRN,
__get_str(dev),
/* LRH */
__entry->vl,
__entry->lver,
__entry->sl,
__entry->lnh, show_lnh(__entry->lnh),
__entry->dlid,
__entry->len,
__entry->slid,
/* BTH */
__entry->opcode, show_ib_opcode(__entry->opcode),
__entry->se,
__entry->m,
__entry->pad,
__entry->tver,
__entry->pkey,
__entry->f,
__entry->b,
__entry->qpn,
__entry->a,
__entry->psn,
/* extended headers */
__parse_ib_ehdrs(
__entry->opcode,
(void *)__get_dynamic_array(ehdrs))
)
);
DEFINE_EVENT(hfi1_ibhdr_template, input_ibhdr,
TP_PROTO(struct hfi1_devdata *dd, struct ib_header *hdr),
TP_ARGS(dd, hdr));
DEFINE_EVENT(hfi1_ibhdr_template, pio_output_ibhdr,
TP_PROTO(struct hfi1_devdata *dd, struct ib_header *hdr),
TP_ARGS(dd, hdr));
DEFINE_EVENT(hfi1_ibhdr_template, ack_output_ibhdr,
TP_PROTO(struct hfi1_devdata *dd, struct ib_header *hdr),
TP_ARGS(dd, hdr));
DEFINE_EVENT(hfi1_ibhdr_template, sdma_output_ibhdr,
TP_PROTO(struct hfi1_devdata *dd, struct ib_header *hdr),
TP_ARGS(dd, hdr));
#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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