1/* 2 * Copyright(c) 2015 - 2020 Intel Corporation. 3 * 4 * This file is provided under a dual BSD/GPLv2 license. When using or 5 * redistributing this file, you may do so under either license. 6 * 7 * GPL LICENSE SUMMARY 8 * 9 * This program is free software; you can redistribute it and/or modify 10 * it under the terms of version 2 of the GNU General Public License as 11 * published by the Free Software Foundation. 12 * 13 * This program is distributed in the hope that it will be useful, but 14 * WITHOUT ANY WARRANTY; without even the implied warranty of 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 16 * General Public License for more details. 17 * 18 * BSD LICENSE 19 * 20 * Redistribution and use in source and binary forms, with or without 21 * modification, are permitted provided that the following conditions 22 * are met: 23 * 24 * - Redistributions of source code must retain the above copyright 25 * notice, this list of conditions and the following disclaimer. 26 * - Redistributions in binary form must reproduce the above copyright 27 * notice, this list of conditions and the following disclaimer in 28 * the documentation and/or other materials provided with the 29 * distribution. 30 * - Neither the name of Intel Corporation nor the names of its 31 * contributors may be used to endorse or promote products derived 32 * from this software without specific prior written permission. 33 * 34 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 35 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 36 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 37 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 38 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 39 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 40 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 41 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 42 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 43 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 44 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 45 * 46 */ 47#define CREATE_TRACE_POINTS 48#include "trace.h" 49#include "exp_rcv.h" 50#include "ipoib.h" 51 52static u8 __get_ib_hdr_len(struct ib_header *hdr) 53{ 54 struct ib_other_headers *ohdr; 55 u8 opcode; 56 57 if (ib_get_lnh(hdr) == HFI1_LRH_BTH) 58 ohdr = &hdr->u.oth; 59 else 60 ohdr = &hdr->u.l.oth; 61 opcode = ib_bth_get_opcode(ohdr); 62 return hdr_len_by_opcode[opcode] == 0 ? 63 0 : hdr_len_by_opcode[opcode] - (12 + 8); 64} 65 66static u8 __get_16b_hdr_len(struct hfi1_16b_header *hdr) 67{ 68 struct ib_other_headers *ohdr = NULL; 69 u8 opcode; 70 u8 l4 = hfi1_16B_get_l4(hdr); 71 72 if (l4 == OPA_16B_L4_FM) { 73 opcode = IB_OPCODE_UD_SEND_ONLY; 74 return (8 + 8); /* No BTH */ 75 } 76 77 if (l4 == OPA_16B_L4_IB_LOCAL) 78 ohdr = &hdr->u.oth; 79 else 80 ohdr = &hdr->u.l.oth; 81 82 opcode = ib_bth_get_opcode(ohdr); 83 return hdr_len_by_opcode[opcode] == 0 ? 84 0 : hdr_len_by_opcode[opcode] - (12 + 8 + 8); 85} 86 87u8 hfi1_trace_packet_hdr_len(struct hfi1_packet *packet) 88{ 89 if (packet->etype != RHF_RCV_TYPE_BYPASS) 90 return __get_ib_hdr_len(packet->hdr); 91 else 92 return __get_16b_hdr_len(packet->hdr); 93} 94 95u8 hfi1_trace_opa_hdr_len(struct hfi1_opa_header *opa_hdr) 96{ 97 if (!opa_hdr->hdr_type) 98 return __get_ib_hdr_len(&opa_hdr->ibh); 99 else 100 return __get_16b_hdr_len(&opa_hdr->opah); 101} 102 103const char *hfi1_trace_get_packet_l4_str(u8 l4) 104{ 105 if (l4) 106 return "16B"; 107 else 108 return "9B"; 109} 110 111const char *hfi1_trace_get_packet_l2_str(u8 l2) 112{ 113 switch (l2) { 114 case 0: 115 return "0"; 116 case 1: 117 return "1"; 118 case 2: 119 return "16B"; 120 case 3: 121 return "9B"; 122 } 123 return ""; 124} 125 126#define IMM_PRN "imm:%d" 127#define RETH_PRN "reth vaddr:0x%.16llx rkey:0x%.8x dlen:0x%.8x" 128#define AETH_PRN "aeth syn:0x%.2x %s msn:0x%.8x" 129#define DETH_PRN "deth qkey:0x%.8x sqpn:0x%.6x" 130#define DETH_ENTROPY_PRN "deth qkey:0x%.8x sqpn:0x%.6x entropy:0x%.2x" 131#define IETH_PRN "ieth rkey:0x%.8x" 132#define ATOMICACKETH_PRN "origdata:%llx" 133#define ATOMICETH_PRN "vaddr:0x%llx rkey:0x%.8x sdata:%llx cdata:%llx" 134#define TID_RDMA_KDETH "kdeth0 0x%x kdeth1 0x%x" 135#define TID_RDMA_KDETH_DATA "kdeth0 0x%x: kver %u sh %u intr %u tidctrl %u tid %x offset %x kdeth1 0x%x: jkey %x" 136#define TID_READ_REQ_PRN "tid_flow_psn 0x%x tid_flow_qp 0x%x verbs_qp 0x%x" 137#define TID_READ_RSP_PRN "verbs_qp 0x%x" 138#define TID_WRITE_REQ_PRN "original_qp 0x%x" 139#define TID_WRITE_RSP_PRN "tid_flow_psn 0x%x tid_flow_qp 0x%x verbs_qp 0x%x" 140#define TID_WRITE_DATA_PRN "verbs_qp 0x%x" 141#define TID_ACK_PRN "tid_flow_psn 0x%x verbs_psn 0x%x tid_flow_qp 0x%x verbs_qp 0x%x" 142#define TID_RESYNC_PRN "verbs_qp 0x%x" 143 144#define OP(transport, op) IB_OPCODE_## transport ## _ ## op 145 146static const char *parse_syndrome(u8 syndrome) 147{ 148 switch (syndrome >> 5) { 149 case 0: 150 return "ACK"; 151 case 1: 152 return "RNRNAK"; 153 case 3: 154 return "NAK"; 155 } 156 return ""; 157} 158 159void hfi1_trace_parse_9b_bth(struct ib_other_headers *ohdr, 160 u8 *ack, bool *becn, bool *fecn, u8 *mig, 161 u8 *se, u8 *pad, u8 *opcode, u8 *tver, 162 u16 *pkey, u32 *psn, u32 *qpn) 163{ 164 *ack = ib_bth_get_ackreq(ohdr); 165 *becn = ib_bth_get_becn(ohdr); 166 *fecn = ib_bth_get_fecn(ohdr); 167 *mig = ib_bth_get_migreq(ohdr); 168 *se = ib_bth_get_se(ohdr); 169 *pad = ib_bth_get_pad(ohdr); 170 *opcode = ib_bth_get_opcode(ohdr); 171 *tver = ib_bth_get_tver(ohdr); 172 *pkey = ib_bth_get_pkey(ohdr); 173 *psn = mask_psn(ib_bth_get_psn(ohdr)); 174 *qpn = ib_bth_get_qpn(ohdr); 175} 176 177void hfi1_trace_parse_16b_bth(struct ib_other_headers *ohdr, 178 u8 *ack, u8 *mig, u8 *opcode, 179 u8 *pad, u8 *se, u8 *tver, 180 u32 *psn, u32 *qpn) 181{ 182 *ack = ib_bth_get_ackreq(ohdr); 183 *mig = ib_bth_get_migreq(ohdr); 184 *opcode = ib_bth_get_opcode(ohdr); 185 *pad = ib_bth_get_pad(ohdr); 186 *se = ib_bth_get_se(ohdr); 187 *tver = ib_bth_get_tver(ohdr); 188 *psn = mask_psn(ib_bth_get_psn(ohdr)); 189 *qpn = ib_bth_get_qpn(ohdr); 190} 191 192void hfi1_trace_parse_9b_hdr(struct ib_header *hdr, bool sc5, 193 u8 *lnh, u8 *lver, u8 *sl, u8 *sc, 194 u16 *len, u32 *dlid, u32 *slid) 195{ 196 *lnh = ib_get_lnh(hdr); 197 *lver = ib_get_lver(hdr); 198 *sl = ib_get_sl(hdr); 199 *sc = ib_get_sc(hdr) | (sc5 << 4); 200 *len = ib_get_len(hdr); 201 *dlid = ib_get_dlid(hdr); 202 *slid = ib_get_slid(hdr); 203} 204 205void hfi1_trace_parse_16b_hdr(struct hfi1_16b_header *hdr, 206 u8 *age, bool *becn, bool *fecn, 207 u8 *l4, u8 *rc, u8 *sc, 208 u16 *entropy, u16 *len, u16 *pkey, 209 u32 *dlid, u32 *slid) 210{ 211 *age = hfi1_16B_get_age(hdr); 212 *becn = hfi1_16B_get_becn(hdr); 213 *fecn = hfi1_16B_get_fecn(hdr); 214 *l4 = hfi1_16B_get_l4(hdr); 215 *rc = hfi1_16B_get_rc(hdr); 216 *sc = hfi1_16B_get_sc(hdr); 217 *entropy = hfi1_16B_get_entropy(hdr); 218 *len = hfi1_16B_get_len(hdr); 219 *pkey = hfi1_16B_get_pkey(hdr); 220 *dlid = hfi1_16B_get_dlid(hdr); 221 *slid = hfi1_16B_get_slid(hdr); 222} 223 224#define LRH_PRN "len:%d sc:%d dlid:0x%.4x slid:0x%.4x " 225#define LRH_9B_PRN "lnh:%d,%s lver:%d sl:%d" 226#define LRH_16B_PRN "age:%d becn:%d fecn:%d l4:%d " \ 227 "rc:%d sc:%d pkey:0x%.4x entropy:0x%.4x" 228const char *hfi1_trace_fmt_lrh(struct trace_seq *p, bool bypass, 229 u8 age, bool becn, bool fecn, u8 l4, 230 u8 lnh, const char *lnh_name, u8 lver, 231 u8 rc, u8 sc, u8 sl, u16 entropy, 232 u16 len, u16 pkey, u32 dlid, u32 slid) 233{ 234 const char *ret = trace_seq_buffer_ptr(p); 235 236 trace_seq_printf(p, LRH_PRN, len, sc, dlid, slid); 237 238 if (bypass) 239 trace_seq_printf(p, LRH_16B_PRN, 240 age, becn, fecn, l4, rc, sc, pkey, entropy); 241 242 else 243 trace_seq_printf(p, LRH_9B_PRN, 244 lnh, lnh_name, lver, sl); 245 trace_seq_putc(p, 0); 246 247 return ret; 248} 249 250#define BTH_9B_PRN \ 251 "op:0x%.2x,%s se:%d m:%d pad:%d tver:%d pkey:0x%.4x " \ 252 "f:%d b:%d qpn:0x%.6x a:%d psn:0x%.8x" 253#define BTH_16B_PRN \ 254 "op:0x%.2x,%s se:%d m:%d pad:%d tver:%d " \ 255 "qpn:0x%.6x a:%d psn:0x%.8x" 256#define L4_FM_16B_PRN \ 257 "op:0x%.2x,%s dest_qpn:0x%.6x src_qpn:0x%.6x" 258const char *hfi1_trace_fmt_rest(struct trace_seq *p, bool bypass, u8 l4, 259 u8 ack, bool becn, bool fecn, u8 mig, 260 u8 se, u8 pad, u8 opcode, const char *opname, 261 u8 tver, u16 pkey, u32 psn, u32 qpn, 262 u32 dest_qpn, u32 src_qpn) 263{ 264 const char *ret = trace_seq_buffer_ptr(p); 265 266 if (bypass) 267 if (l4 == OPA_16B_L4_FM) 268 trace_seq_printf(p, L4_FM_16B_PRN, 269 opcode, opname, dest_qpn, src_qpn); 270 else 271 trace_seq_printf(p, BTH_16B_PRN, 272 opcode, opname, 273 se, mig, pad, tver, qpn, ack, psn); 274 275 else 276 trace_seq_printf(p, BTH_9B_PRN, 277 opcode, opname, 278 se, mig, pad, tver, pkey, fecn, becn, 279 qpn, ack, psn); 280 trace_seq_putc(p, 0); 281 282 return ret; 283} 284 285const char *parse_everbs_hdrs( 286 struct trace_seq *p, 287 u8 opcode, u8 l4, u32 dest_qpn, u32 src_qpn, 288 void *ehdrs) 289{ 290 union ib_ehdrs *eh = ehdrs; 291 const char *ret = trace_seq_buffer_ptr(p); 292 293 if (l4 == OPA_16B_L4_FM) { 294 trace_seq_printf(p, "mgmt pkt"); 295 goto out; 296 } 297 298 switch (opcode) { 299 /* imm */ 300 case OP(RC, SEND_LAST_WITH_IMMEDIATE): 301 case OP(UC, SEND_LAST_WITH_IMMEDIATE): 302 case OP(RC, SEND_ONLY_WITH_IMMEDIATE): 303 case OP(UC, SEND_ONLY_WITH_IMMEDIATE): 304 case OP(RC, RDMA_WRITE_LAST_WITH_IMMEDIATE): 305 case OP(UC, RDMA_WRITE_LAST_WITH_IMMEDIATE): 306 trace_seq_printf(p, IMM_PRN, 307 be32_to_cpu(eh->imm_data)); 308 break; 309 /* reth + imm */ 310 case OP(RC, RDMA_WRITE_ONLY_WITH_IMMEDIATE): 311 case OP(UC, RDMA_WRITE_ONLY_WITH_IMMEDIATE): 312 trace_seq_printf(p, RETH_PRN " " IMM_PRN, 313 get_ib_reth_vaddr(&eh->rc.reth), 314 be32_to_cpu(eh->rc.reth.rkey), 315 be32_to_cpu(eh->rc.reth.length), 316 be32_to_cpu(eh->rc.imm_data)); 317 break; 318 /* reth */ 319 case OP(RC, RDMA_READ_REQUEST): 320 case OP(RC, RDMA_WRITE_FIRST): 321 case OP(UC, RDMA_WRITE_FIRST): 322 case OP(RC, RDMA_WRITE_ONLY): 323 case OP(UC, RDMA_WRITE_ONLY): 324 trace_seq_printf(p, RETH_PRN, 325 get_ib_reth_vaddr(&eh->rc.reth), 326 be32_to_cpu(eh->rc.reth.rkey), 327 be32_to_cpu(eh->rc.reth.length)); 328 break; 329 case OP(RC, RDMA_READ_RESPONSE_FIRST): 330 case OP(RC, RDMA_READ_RESPONSE_LAST): 331 case OP(RC, RDMA_READ_RESPONSE_ONLY): 332 case OP(RC, ACKNOWLEDGE): 333 trace_seq_printf(p, AETH_PRN, be32_to_cpu(eh->aeth) >> 24, 334 parse_syndrome(be32_to_cpu(eh->aeth) >> 24), 335 be32_to_cpu(eh->aeth) & IB_MSN_MASK); 336 break; 337 case OP(TID_RDMA, WRITE_REQ): 338 trace_seq_printf(p, TID_RDMA_KDETH " " RETH_PRN " " 339 TID_WRITE_REQ_PRN, 340 le32_to_cpu(eh->tid_rdma.w_req.kdeth0), 341 le32_to_cpu(eh->tid_rdma.w_req.kdeth1), 342 ib_u64_get(&eh->tid_rdma.w_req.reth.vaddr), 343 be32_to_cpu(eh->tid_rdma.w_req.reth.rkey), 344 be32_to_cpu(eh->tid_rdma.w_req.reth.length), 345 be32_to_cpu(eh->tid_rdma.w_req.verbs_qp)); 346 break; 347 case OP(TID_RDMA, WRITE_RESP): 348 trace_seq_printf(p, TID_RDMA_KDETH " " AETH_PRN " " 349 TID_WRITE_RSP_PRN, 350 le32_to_cpu(eh->tid_rdma.w_rsp.kdeth0), 351 le32_to_cpu(eh->tid_rdma.w_rsp.kdeth1), 352 be32_to_cpu(eh->tid_rdma.w_rsp.aeth) >> 24, 353 parse_syndrome(/* aeth */ 354 be32_to_cpu(eh->tid_rdma.w_rsp.aeth) 355 >> 24), 356 (be32_to_cpu(eh->tid_rdma.w_rsp.aeth) & 357 IB_MSN_MASK), 358 be32_to_cpu(eh->tid_rdma.w_rsp.tid_flow_psn), 359 be32_to_cpu(eh->tid_rdma.w_rsp.tid_flow_qp), 360 be32_to_cpu(eh->tid_rdma.w_rsp.verbs_qp)); 361 break; 362 case OP(TID_RDMA, WRITE_DATA_LAST): 363 case OP(TID_RDMA, WRITE_DATA): 364 trace_seq_printf(p, TID_RDMA_KDETH_DATA " " TID_WRITE_DATA_PRN, 365 le32_to_cpu(eh->tid_rdma.w_data.kdeth0), 366 KDETH_GET(eh->tid_rdma.w_data.kdeth0, KVER), 367 KDETH_GET(eh->tid_rdma.w_data.kdeth0, SH), 368 KDETH_GET(eh->tid_rdma.w_data.kdeth0, INTR), 369 KDETH_GET(eh->tid_rdma.w_data.kdeth0, TIDCTRL), 370 KDETH_GET(eh->tid_rdma.w_data.kdeth0, TID), 371 KDETH_GET(eh->tid_rdma.w_data.kdeth0, OFFSET), 372 le32_to_cpu(eh->tid_rdma.w_data.kdeth1), 373 KDETH_GET(eh->tid_rdma.w_data.kdeth1, JKEY), 374 be32_to_cpu(eh->tid_rdma.w_data.verbs_qp)); 375 break; 376 case OP(TID_RDMA, READ_REQ): 377 trace_seq_printf(p, TID_RDMA_KDETH " " RETH_PRN " " 378 TID_READ_REQ_PRN, 379 le32_to_cpu(eh->tid_rdma.r_req.kdeth0), 380 le32_to_cpu(eh->tid_rdma.r_req.kdeth1), 381 ib_u64_get(&eh->tid_rdma.r_req.reth.vaddr), 382 be32_to_cpu(eh->tid_rdma.r_req.reth.rkey), 383 be32_to_cpu(eh->tid_rdma.r_req.reth.length), 384 be32_to_cpu(eh->tid_rdma.r_req.tid_flow_psn), 385 be32_to_cpu(eh->tid_rdma.r_req.tid_flow_qp), 386 be32_to_cpu(eh->tid_rdma.r_req.verbs_qp)); 387 break; 388 case OP(TID_RDMA, READ_RESP): 389 trace_seq_printf(p, TID_RDMA_KDETH_DATA " " AETH_PRN " " 390 TID_READ_RSP_PRN, 391 le32_to_cpu(eh->tid_rdma.r_rsp.kdeth0), 392 KDETH_GET(eh->tid_rdma.r_rsp.kdeth0, KVER), 393 KDETH_GET(eh->tid_rdma.r_rsp.kdeth0, SH), 394 KDETH_GET(eh->tid_rdma.r_rsp.kdeth0, INTR), 395 KDETH_GET(eh->tid_rdma.r_rsp.kdeth0, TIDCTRL), 396 KDETH_GET(eh->tid_rdma.r_rsp.kdeth0, TID), 397 KDETH_GET(eh->tid_rdma.r_rsp.kdeth0, OFFSET), 398 le32_to_cpu(eh->tid_rdma.r_rsp.kdeth1), 399 KDETH_GET(eh->tid_rdma.r_rsp.kdeth1, JKEY), 400 be32_to_cpu(eh->tid_rdma.r_rsp.aeth) >> 24, 401 parse_syndrome(/* aeth */ 402 be32_to_cpu(eh->tid_rdma.r_rsp.aeth) 403 >> 24), 404 (be32_to_cpu(eh->tid_rdma.r_rsp.aeth) & 405 IB_MSN_MASK), 406 be32_to_cpu(eh->tid_rdma.r_rsp.verbs_qp)); 407 break; 408 case OP(TID_RDMA, ACK): 409 trace_seq_printf(p, TID_RDMA_KDETH " " AETH_PRN " " 410 TID_ACK_PRN, 411 le32_to_cpu(eh->tid_rdma.ack.kdeth0), 412 le32_to_cpu(eh->tid_rdma.ack.kdeth1), 413 be32_to_cpu(eh->tid_rdma.ack.aeth) >> 24, 414 parse_syndrome(/* aeth */ 415 be32_to_cpu(eh->tid_rdma.ack.aeth) 416 >> 24), 417 (be32_to_cpu(eh->tid_rdma.ack.aeth) & 418 IB_MSN_MASK), 419 be32_to_cpu(eh->tid_rdma.ack.tid_flow_psn), 420 be32_to_cpu(eh->tid_rdma.ack.verbs_psn), 421 be32_to_cpu(eh->tid_rdma.ack.tid_flow_qp), 422 be32_to_cpu(eh->tid_rdma.ack.verbs_qp)); 423 break; 424 case OP(TID_RDMA, RESYNC): 425 trace_seq_printf(p, TID_RDMA_KDETH " " TID_RESYNC_PRN, 426 le32_to_cpu(eh->tid_rdma.resync.kdeth0), 427 le32_to_cpu(eh->tid_rdma.resync.kdeth1), 428 be32_to_cpu(eh->tid_rdma.resync.verbs_qp)); 429 break; 430 /* aeth + atomicacketh */ 431 case OP(RC, ATOMIC_ACKNOWLEDGE): 432 trace_seq_printf(p, AETH_PRN " " ATOMICACKETH_PRN, 433 be32_to_cpu(eh->at.aeth) >> 24, 434 parse_syndrome(be32_to_cpu(eh->at.aeth) >> 24), 435 be32_to_cpu(eh->at.aeth) & IB_MSN_MASK, 436 ib_u64_get(&eh->at.atomic_ack_eth)); 437 break; 438 /* atomiceth */ 439 case OP(RC, COMPARE_SWAP): 440 case OP(RC, FETCH_ADD): 441 trace_seq_printf(p, ATOMICETH_PRN, 442 get_ib_ateth_vaddr(&eh->atomic_eth), 443 eh->atomic_eth.rkey, 444 get_ib_ateth_swap(&eh->atomic_eth), 445 get_ib_ateth_compare(&eh->atomic_eth)); 446 break; 447 /* deth */ 448 case OP(UD, SEND_ONLY): 449 trace_seq_printf(p, DETH_ENTROPY_PRN, 450 be32_to_cpu(eh->ud.deth[0]), 451 be32_to_cpu(eh->ud.deth[1]) & RVT_QPN_MASK, 452 be32_to_cpu(eh->ud.deth[1]) >> 453 HFI1_IPOIB_ENTROPY_SHIFT); 454 break; 455 case OP(UD, SEND_ONLY_WITH_IMMEDIATE): 456 trace_seq_printf(p, DETH_PRN, 457 be32_to_cpu(eh->ud.deth[0]), 458 be32_to_cpu(eh->ud.deth[1]) & RVT_QPN_MASK); 459 break; 460 /* ieth */ 461 case OP(RC, SEND_LAST_WITH_INVALIDATE): 462 case OP(RC, SEND_ONLY_WITH_INVALIDATE): 463 trace_seq_printf(p, IETH_PRN, 464 be32_to_cpu(eh->ieth)); 465 break; 466 } 467out: 468 trace_seq_putc(p, 0); 469 return ret; 470} 471 472const char *parse_sdma_flags( 473 struct trace_seq *p, 474 u64 desc0, u64 desc1) 475{ 476 const char *ret = trace_seq_buffer_ptr(p); 477 char flags[5] = { 'x', 'x', 'x', 'x', 0 }; 478 479 flags[0] = (desc1 & SDMA_DESC1_INT_REQ_FLAG) ? 'I' : '-'; 480 flags[1] = (desc1 & SDMA_DESC1_HEAD_TO_HOST_FLAG) ? 'H' : '-'; 481 flags[2] = (desc0 & SDMA_DESC0_FIRST_DESC_FLAG) ? 'F' : '-'; 482 flags[3] = (desc0 & SDMA_DESC0_LAST_DESC_FLAG) ? 'L' : '-'; 483 trace_seq_printf(p, "%s", flags); 484 if (desc0 & SDMA_DESC0_FIRST_DESC_FLAG) 485 trace_seq_printf(p, " amode:%u aidx:%u alen:%u", 486 (u8)((desc1 >> SDMA_DESC1_HEADER_MODE_SHIFT) & 487 SDMA_DESC1_HEADER_MODE_MASK), 488 (u8)((desc1 >> SDMA_DESC1_HEADER_INDEX_SHIFT) & 489 SDMA_DESC1_HEADER_INDEX_MASK), 490 (u8)((desc1 >> SDMA_DESC1_HEADER_DWS_SHIFT) & 491 SDMA_DESC1_HEADER_DWS_MASK)); 492 return ret; 493} 494 495const char *print_u32_array( 496 struct trace_seq *p, 497 u32 *arr, int len) 498{ 499 int i; 500 const char *ret = trace_seq_buffer_ptr(p); 501 502 for (i = 0; i < len ; i++) 503 trace_seq_printf(p, "%s%#x", i == 0 ? "" : " ", arr[i]); 504 trace_seq_putc(p, 0); 505 return ret; 506} 507 508u8 hfi1_trace_get_tid_ctrl(u32 ent) 509{ 510 return EXP_TID_GET(ent, CTRL); 511} 512 513u16 hfi1_trace_get_tid_len(u32 ent) 514{ 515 return EXP_TID_GET(ent, LEN); 516} 517 518u16 hfi1_trace_get_tid_idx(u32 ent) 519{ 520 return EXP_TID_GET(ent, IDX); 521} 522 523struct hfi1_ctxt_hist { 524 atomic_t count; 525 atomic_t data[255]; 526}; 527 528struct hfi1_ctxt_hist hist = { 529 .count = ATOMIC_INIT(0) 530}; 531 532const char *hfi1_trace_print_rsm_hist(struct trace_seq *p, unsigned int ctxt) 533{ 534 int i, len = ARRAY_SIZE(hist.data); 535 const char *ret = trace_seq_buffer_ptr(p); 536 unsigned long packet_count = atomic_fetch_inc(&hist.count); 537 538 trace_seq_printf(p, "packet[%lu]", packet_count); 539 for (i = 0; i < len; ++i) { 540 unsigned long val; 541 atomic_t *count = &hist.data[i]; 542 543 if (ctxt == i) 544 val = atomic_fetch_inc(count); 545 else 546 val = atomic_read(count); 547 548 if (val) 549 trace_seq_printf(p, "(%d:%lu)", i, val); 550 } 551 trace_seq_putc(p, 0); 552 return ret; 553} 554 555__hfi1_trace_fn(AFFINITY); 556__hfi1_trace_fn(PKT); 557__hfi1_trace_fn(PROC); 558__hfi1_trace_fn(SDMA); 559__hfi1_trace_fn(LINKVERB); 560__hfi1_trace_fn(DEBUG); 561__hfi1_trace_fn(SNOOP); 562__hfi1_trace_fn(CNTR); 563__hfi1_trace_fn(PIO); 564__hfi1_trace_fn(DC8051); 565__hfi1_trace_fn(FIRMWARE); 566__hfi1_trace_fn(RCVCTRL); 567__hfi1_trace_fn(TID); 568__hfi1_trace_fn(MMU); 569__hfi1_trace_fn(IOCTL); 570