Mike Marciniszyn | 7724105 | 2015-07-30 15:17:43 -0400 | [diff] [blame^] | 1 | /* |
| 2 | * |
| 3 | * This file is provided under a dual BSD/GPLv2 license. When using or |
| 4 | * redistributing this file, you may do so under either license. |
| 5 | * |
| 6 | * GPL LICENSE SUMMARY |
| 7 | * |
| 8 | * Copyright(c) 2015 Intel Corporation. |
| 9 | * |
| 10 | * This program is free software; you can redistribute it and/or modify |
| 11 | * it under the terms of version 2 of the GNU General Public License as |
| 12 | * published by the Free Software Foundation. |
| 13 | * |
| 14 | * This program is distributed in the hope that it will be useful, but |
| 15 | * WITHOUT ANY WARRANTY; without even the implied warranty of |
| 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 17 | * General Public License for more details. |
| 18 | * |
| 19 | * BSD LICENSE |
| 20 | * |
| 21 | * Copyright(c) 2015 Intel Corporation. |
| 22 | * |
| 23 | * Redistribution and use in source and binary forms, with or without |
| 24 | * modification, are permitted provided that the following conditions |
| 25 | * are met: |
| 26 | * |
| 27 | * - Redistributions of source code must retain the above copyright |
| 28 | * notice, this list of conditions and the following disclaimer. |
| 29 | * - Redistributions in binary form must reproduce the above copyright |
| 30 | * notice, this list of conditions and the following disclaimer in |
| 31 | * the documentation and/or other materials provided with the |
| 32 | * distribution. |
| 33 | * - Neither the name of Intel Corporation nor the names of its |
| 34 | * contributors may be used to endorse or promote products derived |
| 35 | * from this software without specific prior written permission. |
| 36 | * |
| 37 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 38 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 39 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 40 | * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 41 | * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 42 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 43 | * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 44 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 45 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 46 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 47 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 48 | * |
| 49 | */ |
| 50 | #define CREATE_TRACE_POINTS |
| 51 | #include "trace.h" |
| 52 | |
| 53 | u8 ibhdr_exhdr_len(struct hfi1_ib_header *hdr) |
| 54 | { |
| 55 | struct hfi1_other_headers *ohdr; |
| 56 | u8 opcode; |
| 57 | u8 lnh = (u8)(be16_to_cpu(hdr->lrh[0]) & 3); |
| 58 | |
| 59 | if (lnh == HFI1_LRH_BTH) |
| 60 | ohdr = &hdr->u.oth; |
| 61 | else |
| 62 | ohdr = &hdr->u.l.oth; |
| 63 | opcode = be32_to_cpu(ohdr->bth[0]) >> 24; |
| 64 | return hdr_len_by_opcode[opcode] == 0 ? |
| 65 | 0 : hdr_len_by_opcode[opcode] - (12 + 8); |
| 66 | } |
| 67 | |
| 68 | #define IMM_PRN "imm %d" |
| 69 | #define RETH_PRN "reth vaddr 0x%.16llx rkey 0x%.8x dlen 0x%.8x" |
| 70 | #define AETH_PRN "aeth syn 0x%.2x msn 0x%.8x" |
| 71 | #define DETH_PRN "deth qkey 0x%.8x sqpn 0x%.6x" |
| 72 | #define ATOMICACKETH_PRN "origdata %lld" |
| 73 | #define ATOMICETH_PRN "vaddr 0x%llx rkey 0x%.8x sdata %lld cdata %lld" |
| 74 | |
| 75 | #define OP(transport, op) IB_OPCODE_## transport ## _ ## op |
| 76 | |
| 77 | static u64 ib_u64_get(__be32 *p) |
| 78 | { |
| 79 | return ((u64)be32_to_cpu(p[0]) << 32) | be32_to_cpu(p[1]); |
| 80 | } |
| 81 | |
| 82 | const char *parse_everbs_hdrs( |
| 83 | struct trace_seq *p, |
| 84 | u8 opcode, |
| 85 | void *ehdrs) |
| 86 | { |
| 87 | union ib_ehdrs *eh = ehdrs; |
| 88 | const char *ret = trace_seq_buffer_ptr(p); |
| 89 | |
| 90 | switch (opcode) { |
| 91 | /* imm */ |
| 92 | case OP(RC, SEND_LAST_WITH_IMMEDIATE): |
| 93 | case OP(UC, SEND_LAST_WITH_IMMEDIATE): |
| 94 | case OP(RC, SEND_ONLY_WITH_IMMEDIATE): |
| 95 | case OP(UC, SEND_ONLY_WITH_IMMEDIATE): |
| 96 | case OP(RC, RDMA_WRITE_LAST_WITH_IMMEDIATE): |
| 97 | case OP(UC, RDMA_WRITE_LAST_WITH_IMMEDIATE): |
| 98 | trace_seq_printf(p, IMM_PRN, |
| 99 | be32_to_cpu(eh->imm_data)); |
| 100 | break; |
| 101 | /* reth + imm */ |
| 102 | case OP(RC, RDMA_WRITE_ONLY_WITH_IMMEDIATE): |
| 103 | case OP(UC, RDMA_WRITE_ONLY_WITH_IMMEDIATE): |
| 104 | trace_seq_printf(p, RETH_PRN " " IMM_PRN, |
| 105 | (unsigned long long)ib_u64_get( |
| 106 | (__be32 *)&eh->rc.reth.vaddr), |
| 107 | be32_to_cpu(eh->rc.reth.rkey), |
| 108 | be32_to_cpu(eh->rc.reth.length), |
| 109 | be32_to_cpu(eh->rc.imm_data)); |
| 110 | break; |
| 111 | /* reth */ |
| 112 | case OP(RC, RDMA_READ_REQUEST): |
| 113 | case OP(RC, RDMA_WRITE_FIRST): |
| 114 | case OP(UC, RDMA_WRITE_FIRST): |
| 115 | case OP(RC, RDMA_WRITE_ONLY): |
| 116 | case OP(UC, RDMA_WRITE_ONLY): |
| 117 | trace_seq_printf(p, RETH_PRN, |
| 118 | (unsigned long long)ib_u64_get( |
| 119 | (__be32 *)&eh->rc.reth.vaddr), |
| 120 | be32_to_cpu(eh->rc.reth.rkey), |
| 121 | be32_to_cpu(eh->rc.reth.length)); |
| 122 | break; |
| 123 | case OP(RC, RDMA_READ_RESPONSE_FIRST): |
| 124 | case OP(RC, RDMA_READ_RESPONSE_LAST): |
| 125 | case OP(RC, RDMA_READ_RESPONSE_ONLY): |
| 126 | case OP(RC, ACKNOWLEDGE): |
| 127 | trace_seq_printf(p, AETH_PRN, |
| 128 | be32_to_cpu(eh->aeth) >> 24, |
| 129 | be32_to_cpu(eh->aeth) & HFI1_QPN_MASK); |
| 130 | break; |
| 131 | /* aeth + atomicacketh */ |
| 132 | case OP(RC, ATOMIC_ACKNOWLEDGE): |
| 133 | trace_seq_printf(p, AETH_PRN " " ATOMICACKETH_PRN, |
| 134 | (be32_to_cpu(eh->at.aeth) >> 24) & 0xff, |
| 135 | be32_to_cpu(eh->at.aeth) & HFI1_QPN_MASK, |
| 136 | (unsigned long long)ib_u64_get(eh->at.atomic_ack_eth)); |
| 137 | break; |
| 138 | /* atomiceth */ |
| 139 | case OP(RC, COMPARE_SWAP): |
| 140 | case OP(RC, FETCH_ADD): |
| 141 | trace_seq_printf(p, ATOMICETH_PRN, |
| 142 | (unsigned long long)ib_u64_get(eh->atomic_eth.vaddr), |
| 143 | eh->atomic_eth.rkey, |
| 144 | (unsigned long long)ib_u64_get( |
| 145 | (__be32 *)&eh->atomic_eth.swap_data), |
| 146 | (unsigned long long) ib_u64_get( |
| 147 | (__be32 *)&eh->atomic_eth.compare_data)); |
| 148 | break; |
| 149 | /* deth */ |
| 150 | case OP(UD, SEND_ONLY): |
| 151 | case OP(UD, SEND_ONLY_WITH_IMMEDIATE): |
| 152 | trace_seq_printf(p, DETH_PRN, |
| 153 | be32_to_cpu(eh->ud.deth[0]), |
| 154 | be32_to_cpu(eh->ud.deth[1]) & HFI1_QPN_MASK); |
| 155 | break; |
| 156 | } |
| 157 | trace_seq_putc(p, 0); |
| 158 | return ret; |
| 159 | } |
| 160 | |
| 161 | const char *parse_sdma_flags( |
| 162 | struct trace_seq *p, |
| 163 | u64 desc0, u64 desc1) |
| 164 | { |
| 165 | const char *ret = trace_seq_buffer_ptr(p); |
| 166 | char flags[5] = { 'x', 'x', 'x', 'x', 0 }; |
| 167 | |
| 168 | flags[0] = (desc1 & SDMA_DESC1_INT_REQ_FLAG) ? 'I' : '-'; |
| 169 | flags[1] = (desc1 & SDMA_DESC1_HEAD_TO_HOST_FLAG) ? 'H' : '-'; |
| 170 | flags[2] = (desc0 & SDMA_DESC0_FIRST_DESC_FLAG) ? 'F' : '-'; |
| 171 | flags[3] = (desc0 & SDMA_DESC0_LAST_DESC_FLAG) ? 'L' : '-'; |
| 172 | trace_seq_printf(p, "%s", flags); |
| 173 | if (desc0 & SDMA_DESC0_FIRST_DESC_FLAG) |
| 174 | trace_seq_printf(p, " amode:%u aidx:%u alen:%u", |
| 175 | (u8)((desc1 >> SDMA_DESC1_HEADER_MODE_SHIFT) |
| 176 | & SDMA_DESC1_HEADER_MODE_MASK), |
| 177 | (u8)((desc1 >> SDMA_DESC1_HEADER_INDEX_SHIFT) |
| 178 | & SDMA_DESC1_HEADER_INDEX_MASK), |
| 179 | (u8)((desc1 >> SDMA_DESC1_HEADER_DWS_SHIFT) |
| 180 | & SDMA_DESC1_HEADER_DWS_MASK)); |
| 181 | return ret; |
| 182 | } |
| 183 | |
| 184 | const char *print_u32_array( |
| 185 | struct trace_seq *p, |
| 186 | u32 *arr, int len) |
| 187 | { |
| 188 | int i; |
| 189 | const char *ret = trace_seq_buffer_ptr(p); |
| 190 | |
| 191 | for (i = 0; i < len ; i++) |
| 192 | trace_seq_printf(p, "%s%#x", i == 0 ? "" : " ", arr[i]); |
| 193 | trace_seq_putc(p, 0); |
| 194 | return ret; |
| 195 | } |
| 196 | |
| 197 | const char *print_u64_array( |
| 198 | struct trace_seq *p, |
| 199 | u64 *arr, int len) |
| 200 | { |
| 201 | int i; |
| 202 | const char *ret = trace_seq_buffer_ptr(p); |
| 203 | |
| 204 | for (i = 0; i < len; i++) |
| 205 | trace_seq_printf(p, "%s0x%016llx", i == 0 ? "" : " ", arr[i]); |
| 206 | trace_seq_putc(p, 0); |
| 207 | return ret; |
| 208 | } |
| 209 | |
| 210 | __hfi1_trace_fn(PKT); |
| 211 | __hfi1_trace_fn(PROC); |
| 212 | __hfi1_trace_fn(SDMA); |
| 213 | __hfi1_trace_fn(LINKVERB); |
| 214 | __hfi1_trace_fn(DEBUG); |
| 215 | __hfi1_trace_fn(SNOOP); |
| 216 | __hfi1_trace_fn(CNTR); |
| 217 | __hfi1_trace_fn(PIO); |
| 218 | __hfi1_trace_fn(DC8051); |
| 219 | __hfi1_trace_fn(FIRMWARE); |
| 220 | __hfi1_trace_fn(RCVCTRL); |
| 221 | __hfi1_trace_fn(TID); |