mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-22 00:46:43 +07:00
391 lines
11 KiB
C
391 lines
11 KiB
C
/*
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* Copyright(c) 2015 - 2017 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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#define CREATE_TRACE_POINTS
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#include "trace.h"
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static u8 __get_ib_hdr_len(struct ib_header *hdr)
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{
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struct ib_other_headers *ohdr;
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u8 opcode;
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if (ib_get_lnh(hdr) == 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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opcode = ib_bth_get_opcode(ohdr);
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return hdr_len_by_opcode[opcode] == 0 ?
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0 : hdr_len_by_opcode[opcode] - (12 + 8);
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}
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static u8 __get_16b_hdr_len(struct hfi1_16b_header *hdr)
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{
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struct ib_other_headers *ohdr;
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u8 opcode;
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if (hfi1_16B_get_l4(hdr) == OPA_16B_L4_IB_LOCAL)
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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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opcode = ib_bth_get_opcode(ohdr);
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return hdr_len_by_opcode[opcode] == 0 ?
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0 : hdr_len_by_opcode[opcode] - (12 + 8 + 8);
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}
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u8 hfi1_trace_packet_hdr_len(struct hfi1_packet *packet)
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{
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if (packet->etype != RHF_RCV_TYPE_BYPASS)
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return __get_ib_hdr_len(packet->hdr);
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else
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return __get_16b_hdr_len(packet->hdr);
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}
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u8 hfi1_trace_opa_hdr_len(struct hfi1_opa_header *opa_hdr)
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{
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if (!opa_hdr->hdr_type)
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return __get_ib_hdr_len(&opa_hdr->ibh);
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else
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return __get_16b_hdr_len(&opa_hdr->opah);
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}
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const char *hfi1_trace_get_packet_l4_str(u8 l4)
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{
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if (l4)
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return "16B";
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else
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return "9B";
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}
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const char *hfi1_trace_get_packet_l2_str(u8 l2)
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{
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switch (l2) {
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case 0:
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return "0";
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case 1:
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return "1";
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case 2:
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return "16B";
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case 3:
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return "9B";
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}
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return "";
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}
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#define IMM_PRN "imm:%d"
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#define RETH_PRN "reth vaddr:0x%.16llx rkey:0x%.8x dlen:0x%.8x"
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#define AETH_PRN "aeth syn:0x%.2x %s msn:0x%.8x"
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#define DETH_PRN "deth qkey:0x%.8x sqpn:0x%.6x"
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#define IETH_PRN "ieth rkey:0x%.8x"
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#define ATOMICACKETH_PRN "origdata:%llx"
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#define ATOMICETH_PRN "vaddr:0x%llx rkey:0x%.8x sdata:%llx cdata:%llx"
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#define OP(transport, op) IB_OPCODE_## transport ## _ ## op
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static const char *parse_syndrome(u8 syndrome)
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{
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switch (syndrome >> 5) {
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case 0:
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return "ACK";
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case 1:
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return "RNRNAK";
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case 3:
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return "NAK";
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}
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return "";
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}
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void hfi1_trace_parse_9b_bth(struct ib_other_headers *ohdr,
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u8 *ack, u8 *becn, u8 *fecn, u8 *mig,
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u8 *se, u8 *pad, u8 *opcode, u8 *tver,
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u16 *pkey, u32 *psn, u32 *qpn)
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{
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*ack = ib_bth_get_ackreq(ohdr);
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*becn = ib_bth_get_becn(ohdr);
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*fecn = ib_bth_get_fecn(ohdr);
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*mig = ib_bth_get_migreq(ohdr);
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*se = ib_bth_get_se(ohdr);
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*pad = ib_bth_get_pad(ohdr);
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*opcode = ib_bth_get_opcode(ohdr);
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*tver = ib_bth_get_tver(ohdr);
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*pkey = ib_bth_get_pkey(ohdr);
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*psn = mask_psn(ib_bth_get_psn(ohdr));
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*qpn = ib_bth_get_qpn(ohdr);
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}
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void hfi1_trace_parse_16b_bth(struct ib_other_headers *ohdr,
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u8 *ack, u8 *mig, u8 *opcode,
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u8 *pad, u8 *se, u8 *tver,
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u32 *psn, u32 *qpn)
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{
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*ack = ib_bth_get_ackreq(ohdr);
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*mig = ib_bth_get_migreq(ohdr);
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*opcode = ib_bth_get_opcode(ohdr);
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*pad = ib_bth_get_pad(ohdr);
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*se = ib_bth_get_se(ohdr);
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*tver = ib_bth_get_tver(ohdr);
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*psn = mask_psn(ib_bth_get_psn(ohdr));
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*qpn = ib_bth_get_qpn(ohdr);
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}
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void hfi1_trace_parse_9b_hdr(struct ib_header *hdr, bool sc5,
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u8 *lnh, u8 *lver, u8 *sl, u8 *sc,
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u16 *len, u32 *dlid, u32 *slid)
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{
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*lnh = ib_get_lnh(hdr);
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*lver = ib_get_lver(hdr);
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*sl = ib_get_sl(hdr);
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*sc = ib_get_sc(hdr) | (sc5 << 4);
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*len = ib_get_len(hdr);
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*dlid = ib_get_dlid(hdr);
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*slid = ib_get_slid(hdr);
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}
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void hfi1_trace_parse_16b_hdr(struct hfi1_16b_header *hdr,
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u8 *age, u8 *becn, u8 *fecn,
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u8 *l4, u8 *rc, u8 *sc,
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u16 *entropy, u16 *len, u16 *pkey,
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u32 *dlid, u32 *slid)
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{
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*age = hfi1_16B_get_age(hdr);
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*becn = hfi1_16B_get_becn(hdr);
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*fecn = hfi1_16B_get_fecn(hdr);
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*l4 = hfi1_16B_get_l4(hdr);
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*rc = hfi1_16B_get_rc(hdr);
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*sc = hfi1_16B_get_sc(hdr);
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*entropy = hfi1_16B_get_entropy(hdr);
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*len = hfi1_16B_get_len(hdr);
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*pkey = hfi1_16B_get_pkey(hdr);
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*dlid = hfi1_16B_get_dlid(hdr);
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*slid = hfi1_16B_get_slid(hdr);
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}
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#define LRH_PRN "len:%d sc:%d dlid:0x%.4x slid:0x%.4x "
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#define LRH_9B_PRN "lnh:%d,%s lver:%d sl:%d"
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#define LRH_16B_PRN "age:%d becn:%d fecn:%d l4:%d " \
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"rc:%d sc:%d pkey:0x%.4x entropy:0x%.4x"
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const char *hfi1_trace_fmt_lrh(struct trace_seq *p, bool bypass,
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u8 age, u8 becn, u8 fecn, u8 l4,
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u8 lnh, const char *lnh_name, u8 lver,
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u8 rc, u8 sc, u8 sl, u16 entropy,
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u16 len, u16 pkey, u32 dlid, u32 slid)
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{
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const char *ret = trace_seq_buffer_ptr(p);
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trace_seq_printf(p, LRH_PRN, len, sc, dlid, slid);
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if (bypass)
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trace_seq_printf(p, LRH_16B_PRN,
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age, becn, fecn, l4, rc, sc, pkey, entropy);
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else
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trace_seq_printf(p, LRH_9B_PRN,
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lnh, lnh_name, lver, sl);
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trace_seq_putc(p, 0);
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return ret;
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}
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#define BTH_9B_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 BTH_16B_PRN \
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"op:0x%.2x,%s se:%d m:%d pad:%d tver:%d " \
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"qpn:0x%.6x a:%d psn:0x%.8x"
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const char *hfi1_trace_fmt_bth(struct trace_seq *p, bool bypass,
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u8 ack, u8 becn, u8 fecn, u8 mig,
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u8 se, u8 pad, u8 opcode, const char *opname,
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u8 tver, u16 pkey, u32 psn, u32 qpn)
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{
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const char *ret = trace_seq_buffer_ptr(p);
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if (bypass)
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trace_seq_printf(p, BTH_16B_PRN,
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opcode, opname,
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se, mig, pad, tver, qpn, ack, psn);
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else
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trace_seq_printf(p, BTH_9B_PRN,
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opcode, opname,
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se, mig, pad, tver, pkey, fecn, becn,
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qpn, ack, psn);
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trace_seq_putc(p, 0);
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return ret;
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}
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const char *parse_everbs_hdrs(
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struct trace_seq *p,
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u8 opcode,
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void *ehdrs)
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{
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union ib_ehdrs *eh = ehdrs;
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const char *ret = trace_seq_buffer_ptr(p);
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switch (opcode) {
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/* imm */
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case OP(RC, SEND_LAST_WITH_IMMEDIATE):
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case OP(UC, SEND_LAST_WITH_IMMEDIATE):
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case OP(RC, SEND_ONLY_WITH_IMMEDIATE):
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case OP(UC, SEND_ONLY_WITH_IMMEDIATE):
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case OP(RC, RDMA_WRITE_LAST_WITH_IMMEDIATE):
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case OP(UC, RDMA_WRITE_LAST_WITH_IMMEDIATE):
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trace_seq_printf(p, IMM_PRN,
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be32_to_cpu(eh->imm_data));
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break;
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/* reth + imm */
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case OP(RC, RDMA_WRITE_ONLY_WITH_IMMEDIATE):
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case OP(UC, RDMA_WRITE_ONLY_WITH_IMMEDIATE):
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trace_seq_printf(p, RETH_PRN " " IMM_PRN,
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get_ib_reth_vaddr(&eh->rc.reth),
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be32_to_cpu(eh->rc.reth.rkey),
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be32_to_cpu(eh->rc.reth.length),
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be32_to_cpu(eh->rc.imm_data));
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break;
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/* reth */
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case OP(RC, RDMA_READ_REQUEST):
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case OP(RC, RDMA_WRITE_FIRST):
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case OP(UC, RDMA_WRITE_FIRST):
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case OP(RC, RDMA_WRITE_ONLY):
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case OP(UC, RDMA_WRITE_ONLY):
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trace_seq_printf(p, RETH_PRN,
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get_ib_reth_vaddr(&eh->rc.reth),
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be32_to_cpu(eh->rc.reth.rkey),
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be32_to_cpu(eh->rc.reth.length));
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break;
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case OP(RC, RDMA_READ_RESPONSE_FIRST):
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case OP(RC, RDMA_READ_RESPONSE_LAST):
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case OP(RC, RDMA_READ_RESPONSE_ONLY):
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case OP(RC, ACKNOWLEDGE):
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trace_seq_printf(p, AETH_PRN, be32_to_cpu(eh->aeth) >> 24,
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parse_syndrome(be32_to_cpu(eh->aeth) >> 24),
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be32_to_cpu(eh->aeth) & IB_MSN_MASK);
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break;
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/* aeth + atomicacketh */
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case OP(RC, ATOMIC_ACKNOWLEDGE):
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trace_seq_printf(p, AETH_PRN " " ATOMICACKETH_PRN,
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be32_to_cpu(eh->at.aeth) >> 24,
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parse_syndrome(be32_to_cpu(eh->at.aeth) >> 24),
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be32_to_cpu(eh->at.aeth) & IB_MSN_MASK,
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ib_u64_get(&eh->at.atomic_ack_eth));
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break;
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/* atomiceth */
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case OP(RC, COMPARE_SWAP):
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case OP(RC, FETCH_ADD):
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trace_seq_printf(p, ATOMICETH_PRN,
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get_ib_ateth_vaddr(&eh->atomic_eth),
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eh->atomic_eth.rkey,
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get_ib_ateth_swap(&eh->atomic_eth),
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get_ib_ateth_compare(&eh->atomic_eth));
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break;
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/* deth */
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case OP(UD, SEND_ONLY):
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case OP(UD, SEND_ONLY_WITH_IMMEDIATE):
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trace_seq_printf(p, DETH_PRN,
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be32_to_cpu(eh->ud.deth[0]),
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be32_to_cpu(eh->ud.deth[1]) & RVT_QPN_MASK);
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break;
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/* ieth */
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case OP(RC, SEND_LAST_WITH_INVALIDATE):
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case OP(RC, SEND_ONLY_WITH_INVALIDATE):
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trace_seq_printf(p, IETH_PRN,
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be32_to_cpu(eh->ieth));
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break;
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}
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trace_seq_putc(p, 0);
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return ret;
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}
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const char *parse_sdma_flags(
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struct trace_seq *p,
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u64 desc0, u64 desc1)
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{
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const char *ret = trace_seq_buffer_ptr(p);
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char flags[5] = { 'x', 'x', 'x', 'x', 0 };
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flags[0] = (desc1 & SDMA_DESC1_INT_REQ_FLAG) ? 'I' : '-';
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flags[1] = (desc1 & SDMA_DESC1_HEAD_TO_HOST_FLAG) ? 'H' : '-';
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flags[2] = (desc0 & SDMA_DESC0_FIRST_DESC_FLAG) ? 'F' : '-';
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flags[3] = (desc0 & SDMA_DESC0_LAST_DESC_FLAG) ? 'L' : '-';
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trace_seq_printf(p, "%s", flags);
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if (desc0 & SDMA_DESC0_FIRST_DESC_FLAG)
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trace_seq_printf(p, " amode:%u aidx:%u alen:%u",
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(u8)((desc1 >> SDMA_DESC1_HEADER_MODE_SHIFT) &
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SDMA_DESC1_HEADER_MODE_MASK),
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(u8)((desc1 >> SDMA_DESC1_HEADER_INDEX_SHIFT) &
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SDMA_DESC1_HEADER_INDEX_MASK),
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(u8)((desc1 >> SDMA_DESC1_HEADER_DWS_SHIFT) &
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SDMA_DESC1_HEADER_DWS_MASK));
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return ret;
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}
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const char *print_u32_array(
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struct trace_seq *p,
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u32 *arr, int len)
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{
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int i;
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const char *ret = trace_seq_buffer_ptr(p);
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for (i = 0; i < len ; i++)
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trace_seq_printf(p, "%s%#x", i == 0 ? "" : " ", arr[i]);
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trace_seq_putc(p, 0);
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return ret;
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}
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__hfi1_trace_fn(PKT);
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__hfi1_trace_fn(PROC);
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__hfi1_trace_fn(SDMA);
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__hfi1_trace_fn(LINKVERB);
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__hfi1_trace_fn(DEBUG);
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__hfi1_trace_fn(SNOOP);
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__hfi1_trace_fn(CNTR);
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__hfi1_trace_fn(PIO);
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__hfi1_trace_fn(DC8051);
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__hfi1_trace_fn(FIRMWARE);
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__hfi1_trace_fn(RCVCTRL);
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__hfi1_trace_fn(TID);
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__hfi1_trace_fn(MMU);
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__hfi1_trace_fn(IOCTL);
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