210 lines
6.4 KiB
C
210 lines
6.4 KiB
C
/*
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* Copyright(c) 2015, 2016 Intel Corporation.
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*
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* This file is provided under a dual BSD/GPLv2 license. When using or
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* redistributing this file, you may do so under either license.
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*
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* GPL LICENSE SUMMARY
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of version 2 of the GNU General Public License as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* BSD LICENSE
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* - Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* - Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* - Neither the name of Intel Corporation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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#if !defined(__HFI1_TRACE_IBHDRS_H) || defined(TRACE_HEADER_MULTI_READ)
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#define __HFI1_TRACE_IBHDRS_H
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#include <linux/tracepoint.h>
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#include <linux/trace_seq.h>
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#include "hfi.h"
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#undef TRACE_SYSTEM
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#define TRACE_SYSTEM hfi1_ibhdrs
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u8 ibhdr_exhdr_len(struct ib_header *hdr);
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const char *parse_everbs_hdrs(struct trace_seq *p, u8 opcode, void *ehdrs);
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#define __parse_ib_ehdrs(op, ehdrs) parse_everbs_hdrs(p, op, ehdrs)
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#define lrh_name(lrh) { HFI1_##lrh, #lrh }
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#define show_lnh(lrh) \
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__print_symbolic(lrh, \
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lrh_name(LRH_BTH), \
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lrh_name(LRH_GRH))
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#define LRH_PRN "vl %d lver %d sl %d lnh %d,%s dlid %.4x len %d slid %.4x"
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#define BTH_PRN \
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"op 0x%.2x,%s se %d m %d pad %d tver %d pkey 0x%.4x " \
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"f %d b %d qpn 0x%.6x a %d psn 0x%.8x"
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#define EHDR_PRN "%s"
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DECLARE_EVENT_CLASS(hfi1_ibhdr_template,
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TP_PROTO(struct hfi1_devdata *dd,
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struct ib_header *hdr),
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TP_ARGS(dd, hdr),
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TP_STRUCT__entry(
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DD_DEV_ENTRY(dd)
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/* LRH */
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__field(u8, vl)
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__field(u8, lver)
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__field(u8, sl)
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__field(u8, lnh)
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__field(u16, dlid)
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__field(u16, len)
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__field(u16, slid)
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/* BTH */
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__field(u8, opcode)
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__field(u8, se)
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__field(u8, m)
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__field(u8, pad)
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__field(u8, tver)
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__field(u16, pkey)
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__field(u8, f)
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__field(u8, b)
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__field(u32, qpn)
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__field(u8, a)
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__field(u32, psn)
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/* extended headers */
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__dynamic_array(u8, ehdrs, ibhdr_exhdr_len(hdr))
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),
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TP_fast_assign(
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struct ib_other_headers *ohdr;
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DD_DEV_ASSIGN(dd);
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/* LRH */
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__entry->vl =
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(u8)(be16_to_cpu(hdr->lrh[0]) >> 12);
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__entry->lver =
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(u8)(be16_to_cpu(hdr->lrh[0]) >> 8) & 0xf;
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__entry->sl =
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(u8)(be16_to_cpu(hdr->lrh[0]) >> 4) & 0xf;
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__entry->lnh =
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(u8)(be16_to_cpu(hdr->lrh[0]) & 3);
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__entry->dlid =
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be16_to_cpu(hdr->lrh[1]);
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/* allow for larger len */
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__entry->len =
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be16_to_cpu(hdr->lrh[2]);
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__entry->slid =
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be16_to_cpu(hdr->lrh[3]);
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/* BTH */
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if (__entry->lnh == HFI1_LRH_BTH)
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ohdr = &hdr->u.oth;
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else
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ohdr = &hdr->u.l.oth;
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__entry->opcode =
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(be32_to_cpu(ohdr->bth[0]) >> 24) & 0xff;
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__entry->se =
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(be32_to_cpu(ohdr->bth[0]) >> 23) & 1;
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__entry->m =
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(be32_to_cpu(ohdr->bth[0]) >> 22) & 1;
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__entry->pad =
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(be32_to_cpu(ohdr->bth[0]) >> 20) & 3;
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__entry->tver =
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(be32_to_cpu(ohdr->bth[0]) >> 16) & 0xf;
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__entry->pkey =
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be32_to_cpu(ohdr->bth[0]) & 0xffff;
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__entry->f =
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(be32_to_cpu(ohdr->bth[1]) >> HFI1_FECN_SHIFT) &
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HFI1_FECN_MASK;
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__entry->b =
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(be32_to_cpu(ohdr->bth[1]) >> HFI1_BECN_SHIFT) &
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HFI1_BECN_MASK;
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__entry->qpn =
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be32_to_cpu(ohdr->bth[1]) & RVT_QPN_MASK;
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__entry->a =
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(be32_to_cpu(ohdr->bth[2]) >> 31) & 1;
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/* allow for larger PSN */
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__entry->psn =
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be32_to_cpu(ohdr->bth[2]) & 0x7fffffff;
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/* extended headers */
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memcpy(__get_dynamic_array(ehdrs), &ohdr->u,
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ibhdr_exhdr_len(hdr));
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),
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TP_printk("[%s] " LRH_PRN " " BTH_PRN " " EHDR_PRN,
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__get_str(dev),
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/* LRH */
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__entry->vl,
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__entry->lver,
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__entry->sl,
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__entry->lnh, show_lnh(__entry->lnh),
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__entry->dlid,
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__entry->len,
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__entry->slid,
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/* BTH */
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__entry->opcode, show_ib_opcode(__entry->opcode),
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__entry->se,
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__entry->m,
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__entry->pad,
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__entry->tver,
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__entry->pkey,
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__entry->f,
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__entry->b,
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__entry->qpn,
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__entry->a,
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__entry->psn,
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/* extended headers */
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__parse_ib_ehdrs(
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__entry->opcode,
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(void *)__get_dynamic_array(ehdrs))
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)
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);
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DEFINE_EVENT(hfi1_ibhdr_template, input_ibhdr,
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TP_PROTO(struct hfi1_devdata *dd, struct ib_header *hdr),
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TP_ARGS(dd, hdr));
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DEFINE_EVENT(hfi1_ibhdr_template, pio_output_ibhdr,
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TP_PROTO(struct hfi1_devdata *dd, struct ib_header *hdr),
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TP_ARGS(dd, hdr));
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DEFINE_EVENT(hfi1_ibhdr_template, ack_output_ibhdr,
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TP_PROTO(struct hfi1_devdata *dd, struct ib_header *hdr),
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TP_ARGS(dd, hdr));
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DEFINE_EVENT(hfi1_ibhdr_template, sdma_output_ibhdr,
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TP_PROTO(struct hfi1_devdata *dd, struct ib_header *hdr),
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TP_ARGS(dd, hdr));
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#endif /* __HFI1_TRACE_IBHDRS_H */
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#undef TRACE_INCLUDE_PATH
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#undef TRACE_INCLUDE_FILE
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#define TRACE_INCLUDE_PATH .
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#define TRACE_INCLUDE_FILE trace_ibhdrs
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#include <trace/define_trace.h>
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