1 /* SPDX-License-Identifier: GPL-2.0+ */ 2 /* 3 * Trace points for SSAM/SSH. 4 * 5 * Copyright (C) 2020-2022 Maximilian Luz <luzmaximilian@gmail.com> 6 */ 7 8 #undef TRACE_SYSTEM 9 #define TRACE_SYSTEM surface_aggregator 10 11 #if !defined(_SURFACE_AGGREGATOR_TRACE_H) || defined(TRACE_HEADER_MULTI_READ) 12 #define _SURFACE_AGGREGATOR_TRACE_H 13 14 #include <linux/surface_aggregator/serial_hub.h> 15 16 #include <asm/unaligned.h> 17 #include <linux/tracepoint.h> 18 19 TRACE_DEFINE_ENUM(SSH_FRAME_TYPE_DATA_SEQ); 20 TRACE_DEFINE_ENUM(SSH_FRAME_TYPE_DATA_NSQ); 21 TRACE_DEFINE_ENUM(SSH_FRAME_TYPE_ACK); 22 TRACE_DEFINE_ENUM(SSH_FRAME_TYPE_NAK); 23 24 TRACE_DEFINE_ENUM(SSH_PACKET_SF_LOCKED_BIT); 25 TRACE_DEFINE_ENUM(SSH_PACKET_SF_QUEUED_BIT); 26 TRACE_DEFINE_ENUM(SSH_PACKET_SF_PENDING_BIT); 27 TRACE_DEFINE_ENUM(SSH_PACKET_SF_TRANSMITTING_BIT); 28 TRACE_DEFINE_ENUM(SSH_PACKET_SF_TRANSMITTED_BIT); 29 TRACE_DEFINE_ENUM(SSH_PACKET_SF_ACKED_BIT); 30 TRACE_DEFINE_ENUM(SSH_PACKET_SF_CANCELED_BIT); 31 TRACE_DEFINE_ENUM(SSH_PACKET_SF_COMPLETED_BIT); 32 33 TRACE_DEFINE_ENUM(SSH_PACKET_TY_FLUSH_BIT); 34 TRACE_DEFINE_ENUM(SSH_PACKET_TY_SEQUENCED_BIT); 35 TRACE_DEFINE_ENUM(SSH_PACKET_TY_BLOCKING_BIT); 36 37 TRACE_DEFINE_ENUM(SSH_PACKET_FLAGS_SF_MASK); 38 TRACE_DEFINE_ENUM(SSH_PACKET_FLAGS_TY_MASK); 39 40 TRACE_DEFINE_ENUM(SSH_REQUEST_SF_LOCKED_BIT); 41 TRACE_DEFINE_ENUM(SSH_REQUEST_SF_QUEUED_BIT); 42 TRACE_DEFINE_ENUM(SSH_REQUEST_SF_PENDING_BIT); 43 TRACE_DEFINE_ENUM(SSH_REQUEST_SF_TRANSMITTING_BIT); 44 TRACE_DEFINE_ENUM(SSH_REQUEST_SF_TRANSMITTED_BIT); 45 TRACE_DEFINE_ENUM(SSH_REQUEST_SF_RSPRCVD_BIT); 46 TRACE_DEFINE_ENUM(SSH_REQUEST_SF_CANCELED_BIT); 47 TRACE_DEFINE_ENUM(SSH_REQUEST_SF_COMPLETED_BIT); 48 49 TRACE_DEFINE_ENUM(SSH_REQUEST_TY_FLUSH_BIT); 50 TRACE_DEFINE_ENUM(SSH_REQUEST_TY_HAS_RESPONSE_BIT); 51 52 TRACE_DEFINE_ENUM(SSH_REQUEST_FLAGS_SF_MASK); 53 TRACE_DEFINE_ENUM(SSH_REQUEST_FLAGS_TY_MASK); 54 55 TRACE_DEFINE_ENUM(SSAM_SSH_TC_SAM); 56 TRACE_DEFINE_ENUM(SSAM_SSH_TC_BAT); 57 TRACE_DEFINE_ENUM(SSAM_SSH_TC_TMP); 58 TRACE_DEFINE_ENUM(SSAM_SSH_TC_PMC); 59 TRACE_DEFINE_ENUM(SSAM_SSH_TC_FAN); 60 TRACE_DEFINE_ENUM(SSAM_SSH_TC_PoM); 61 TRACE_DEFINE_ENUM(SSAM_SSH_TC_DBG); 62 TRACE_DEFINE_ENUM(SSAM_SSH_TC_KBD); 63 TRACE_DEFINE_ENUM(SSAM_SSH_TC_FWU); 64 TRACE_DEFINE_ENUM(SSAM_SSH_TC_UNI); 65 TRACE_DEFINE_ENUM(SSAM_SSH_TC_LPC); 66 TRACE_DEFINE_ENUM(SSAM_SSH_TC_TCL); 67 TRACE_DEFINE_ENUM(SSAM_SSH_TC_SFL); 68 TRACE_DEFINE_ENUM(SSAM_SSH_TC_KIP); 69 TRACE_DEFINE_ENUM(SSAM_SSH_TC_EXT); 70 TRACE_DEFINE_ENUM(SSAM_SSH_TC_BLD); 71 TRACE_DEFINE_ENUM(SSAM_SSH_TC_BAS); 72 TRACE_DEFINE_ENUM(SSAM_SSH_TC_SEN); 73 TRACE_DEFINE_ENUM(SSAM_SSH_TC_SRQ); 74 TRACE_DEFINE_ENUM(SSAM_SSH_TC_MCU); 75 TRACE_DEFINE_ENUM(SSAM_SSH_TC_HID); 76 TRACE_DEFINE_ENUM(SSAM_SSH_TC_TCH); 77 TRACE_DEFINE_ENUM(SSAM_SSH_TC_BKL); 78 TRACE_DEFINE_ENUM(SSAM_SSH_TC_TAM); 79 TRACE_DEFINE_ENUM(SSAM_SSH_TC_ACC0); 80 TRACE_DEFINE_ENUM(SSAM_SSH_TC_UFI); 81 TRACE_DEFINE_ENUM(SSAM_SSH_TC_USC); 82 TRACE_DEFINE_ENUM(SSAM_SSH_TC_PEN); 83 TRACE_DEFINE_ENUM(SSAM_SSH_TC_VID); 84 TRACE_DEFINE_ENUM(SSAM_SSH_TC_AUD); 85 TRACE_DEFINE_ENUM(SSAM_SSH_TC_SMC); 86 TRACE_DEFINE_ENUM(SSAM_SSH_TC_KPD); 87 TRACE_DEFINE_ENUM(SSAM_SSH_TC_REG); 88 TRACE_DEFINE_ENUM(SSAM_SSH_TC_SPT); 89 TRACE_DEFINE_ENUM(SSAM_SSH_TC_SYS); 90 TRACE_DEFINE_ENUM(SSAM_SSH_TC_ACC1); 91 TRACE_DEFINE_ENUM(SSAM_SSH_TC_SHB); 92 TRACE_DEFINE_ENUM(SSAM_SSH_TC_POS); 93 94 #define SSAM_PTR_UID_LEN 9 95 #define SSAM_U8_FIELD_NOT_APPLICABLE ((u16)-1) 96 #define SSAM_SEQ_NOT_APPLICABLE ((u16)-1) 97 #define SSAM_RQID_NOT_APPLICABLE ((u32)-1) 98 #define SSAM_SSH_TC_NOT_APPLICABLE 0 99 #define SSAM_SSH_TID_NOT_APPLICABLE ((u8)-1) 100 101 #ifndef _SURFACE_AGGREGATOR_TRACE_HELPERS 102 #define _SURFACE_AGGREGATOR_TRACE_HELPERS 103 104 /** 105 * ssam_trace_ptr_uid() - Convert the pointer to a non-pointer UID string. 106 * @ptr: The pointer to convert. 107 * @uid_str: A buffer of length SSAM_PTR_UID_LEN where the UID will be stored. 108 * 109 * Converts the given pointer into a UID string that is safe to be shared 110 * with userspace and logs, i.e. doesn't give away the real memory location. 111 */ 112 static inline void ssam_trace_ptr_uid(const void *ptr, char *uid_str) 113 { 114 char buf[2 * sizeof(void *) + 1]; 115 116 BUILD_BUG_ON(ARRAY_SIZE(buf) < SSAM_PTR_UID_LEN); 117 118 snprintf(buf, ARRAY_SIZE(buf), "%p", ptr); 119 memcpy(uid_str, &buf[ARRAY_SIZE(buf) - SSAM_PTR_UID_LEN], 120 SSAM_PTR_UID_LEN); 121 } 122 123 /** 124 * ssam_trace_get_packet_seq() - Read the packet's sequence ID. 125 * @p: The packet. 126 * 127 * Return: Returns the packet's sequence ID (SEQ) field if present, or 128 * %SSAM_SEQ_NOT_APPLICABLE if not (e.g. flush packet). 129 */ 130 static inline u16 ssam_trace_get_packet_seq(const struct ssh_packet *p) 131 { 132 if (!p->data.ptr || p->data.len < SSH_MESSAGE_LENGTH(0)) 133 return SSAM_SEQ_NOT_APPLICABLE; 134 135 return p->data.ptr[SSH_MSGOFFSET_FRAME(seq)]; 136 } 137 138 /** 139 * ssam_trace_get_request_id() - Read the packet's request ID. 140 * @p: The packet. 141 * 142 * Return: Returns the packet's request ID (RQID) field if the packet 143 * represents a request with command data, or %SSAM_RQID_NOT_APPLICABLE if not 144 * (e.g. flush request, control packet). 145 */ 146 static inline u32 ssam_trace_get_request_id(const struct ssh_packet *p) 147 { 148 if (!p->data.ptr || p->data.len < SSH_COMMAND_MESSAGE_LENGTH(0)) 149 return SSAM_RQID_NOT_APPLICABLE; 150 151 return get_unaligned_le16(&p->data.ptr[SSH_MSGOFFSET_COMMAND(rqid)]); 152 } 153 154 /** 155 * ssam_trace_get_request_tid() - Read the packet's request target ID. 156 * @p: The packet. 157 * 158 * Return: Returns the packet's request target ID (TID) field if the packet 159 * represents a request with command data, or %SSAM_SSH_TID_NOT_APPLICABLE 160 * if not (e.g. flush request, control packet). 161 */ 162 static inline u32 ssam_trace_get_request_tid(const struct ssh_packet *p) 163 { 164 if (!p->data.ptr || p->data.len < SSH_COMMAND_MESSAGE_LENGTH(0)) 165 return SSAM_SSH_TID_NOT_APPLICABLE; 166 167 return get_unaligned_le16(&p->data.ptr[SSH_MSGOFFSET_COMMAND(tid)]); 168 } 169 170 /** 171 * ssam_trace_get_request_sid() - Read the packet's request source ID. 172 * @p: The packet. 173 * 174 * Return: Returns the packet's request source ID (SID) field if the packet 175 * represents a request with command data, or %SSAM_SSH_TID_NOT_APPLICABLE 176 * if not (e.g. flush request, control packet). 177 */ 178 static inline u32 ssam_trace_get_request_sid(const struct ssh_packet *p) 179 { 180 if (!p->data.ptr || p->data.len < SSH_COMMAND_MESSAGE_LENGTH(0)) 181 return SSAM_SSH_TID_NOT_APPLICABLE; 182 183 return get_unaligned_le16(&p->data.ptr[SSH_MSGOFFSET_COMMAND(sid)]); 184 } 185 186 /** 187 * ssam_trace_get_request_tc() - Read the packet's request target category. 188 * @p: The packet. 189 * 190 * Return: Returns the packet's request target category (TC) field if the 191 * packet represents a request with command data, or %SSAM_SSH_TC_NOT_APPLICABLE 192 * if not (e.g. flush request, control packet). 193 */ 194 static inline u32 ssam_trace_get_request_tc(const struct ssh_packet *p) 195 { 196 if (!p->data.ptr || p->data.len < SSH_COMMAND_MESSAGE_LENGTH(0)) 197 return SSAM_SSH_TC_NOT_APPLICABLE; 198 199 return get_unaligned_le16(&p->data.ptr[SSH_MSGOFFSET_COMMAND(tc)]); 200 } 201 202 #endif /* _SURFACE_AGGREGATOR_TRACE_HELPERS */ 203 204 #define ssam_trace_get_command_field_u8(packet, field) \ 205 ((!(packet) || (packet)->data.len < SSH_COMMAND_MESSAGE_LENGTH(0)) \ 206 ? 0 : (packet)->data.ptr[SSH_MSGOFFSET_COMMAND(field)]) 207 208 #define ssam_show_generic_u8_field(value) \ 209 __print_symbolic(value, \ 210 { SSAM_U8_FIELD_NOT_APPLICABLE, "N/A" } \ 211 ) 212 213 #define ssam_show_frame_type(ty) \ 214 __print_symbolic(ty, \ 215 { SSH_FRAME_TYPE_DATA_SEQ, "DSEQ" }, \ 216 { SSH_FRAME_TYPE_DATA_NSQ, "DNSQ" }, \ 217 { SSH_FRAME_TYPE_ACK, "ACK" }, \ 218 { SSH_FRAME_TYPE_NAK, "NAK" } \ 219 ) 220 221 #define ssam_show_packet_type(type) \ 222 __print_flags(flags & SSH_PACKET_FLAGS_TY_MASK, "", \ 223 { BIT(SSH_PACKET_TY_FLUSH_BIT), "F" }, \ 224 { BIT(SSH_PACKET_TY_SEQUENCED_BIT), "S" }, \ 225 { BIT(SSH_PACKET_TY_BLOCKING_BIT), "B" } \ 226 ) 227 228 #define ssam_show_packet_state(state) \ 229 __print_flags(flags & SSH_PACKET_FLAGS_SF_MASK, "", \ 230 { BIT(SSH_PACKET_SF_LOCKED_BIT), "L" }, \ 231 { BIT(SSH_PACKET_SF_QUEUED_BIT), "Q" }, \ 232 { BIT(SSH_PACKET_SF_PENDING_BIT), "P" }, \ 233 { BIT(SSH_PACKET_SF_TRANSMITTING_BIT), "S" }, \ 234 { BIT(SSH_PACKET_SF_TRANSMITTED_BIT), "T" }, \ 235 { BIT(SSH_PACKET_SF_ACKED_BIT), "A" }, \ 236 { BIT(SSH_PACKET_SF_CANCELED_BIT), "C" }, \ 237 { BIT(SSH_PACKET_SF_COMPLETED_BIT), "F" } \ 238 ) 239 240 #define ssam_show_packet_seq(seq) \ 241 __print_symbolic(seq, \ 242 { SSAM_SEQ_NOT_APPLICABLE, "N/A" } \ 243 ) 244 245 #define ssam_show_request_type(flags) \ 246 __print_flags((flags) & SSH_REQUEST_FLAGS_TY_MASK, "", \ 247 { BIT(SSH_REQUEST_TY_FLUSH_BIT), "F" }, \ 248 { BIT(SSH_REQUEST_TY_HAS_RESPONSE_BIT), "R" } \ 249 ) 250 251 #define ssam_show_request_state(flags) \ 252 __print_flags((flags) & SSH_REQUEST_FLAGS_SF_MASK, "", \ 253 { BIT(SSH_REQUEST_SF_LOCKED_BIT), "L" }, \ 254 { BIT(SSH_REQUEST_SF_QUEUED_BIT), "Q" }, \ 255 { BIT(SSH_REQUEST_SF_PENDING_BIT), "P" }, \ 256 { BIT(SSH_REQUEST_SF_TRANSMITTING_BIT), "S" }, \ 257 { BIT(SSH_REQUEST_SF_TRANSMITTED_BIT), "T" }, \ 258 { BIT(SSH_REQUEST_SF_RSPRCVD_BIT), "A" }, \ 259 { BIT(SSH_REQUEST_SF_CANCELED_BIT), "C" }, \ 260 { BIT(SSH_REQUEST_SF_COMPLETED_BIT), "F" } \ 261 ) 262 263 #define ssam_show_request_id(rqid) \ 264 __print_symbolic(rqid, \ 265 { SSAM_RQID_NOT_APPLICABLE, "N/A" } \ 266 ) 267 268 #define ssam_show_ssh_tid(tid) \ 269 __print_symbolic(tid, \ 270 { SSAM_SSH_TID_NOT_APPLICABLE, "N/A" }, \ 271 { SSAM_SSH_TID_HOST, "Host" }, \ 272 { SSAM_SSH_TID_SAM, "SAM" }, \ 273 { SSAM_SSH_TID_KIP, "KIP" }, \ 274 { SSAM_SSH_TID_DEBUG, "Debug" }, \ 275 { SSAM_SSH_TID_SURFLINK, "SurfLink" } \ 276 ) 277 278 #define ssam_show_ssh_tc(tc) \ 279 __print_symbolic(tc, \ 280 { SSAM_SSH_TC_NOT_APPLICABLE, "N/A" }, \ 281 { SSAM_SSH_TC_SAM, "SAM" }, \ 282 { SSAM_SSH_TC_BAT, "BAT" }, \ 283 { SSAM_SSH_TC_TMP, "TMP" }, \ 284 { SSAM_SSH_TC_PMC, "PMC" }, \ 285 { SSAM_SSH_TC_FAN, "FAN" }, \ 286 { SSAM_SSH_TC_PoM, "PoM" }, \ 287 { SSAM_SSH_TC_DBG, "DBG" }, \ 288 { SSAM_SSH_TC_KBD, "KBD" }, \ 289 { SSAM_SSH_TC_FWU, "FWU" }, \ 290 { SSAM_SSH_TC_UNI, "UNI" }, \ 291 { SSAM_SSH_TC_LPC, "LPC" }, \ 292 { SSAM_SSH_TC_TCL, "TCL" }, \ 293 { SSAM_SSH_TC_SFL, "SFL" }, \ 294 { SSAM_SSH_TC_KIP, "KIP" }, \ 295 { SSAM_SSH_TC_EXT, "EXT" }, \ 296 { SSAM_SSH_TC_BLD, "BLD" }, \ 297 { SSAM_SSH_TC_BAS, "BAS" }, \ 298 { SSAM_SSH_TC_SEN, "SEN" }, \ 299 { SSAM_SSH_TC_SRQ, "SRQ" }, \ 300 { SSAM_SSH_TC_MCU, "MCU" }, \ 301 { SSAM_SSH_TC_HID, "HID" }, \ 302 { SSAM_SSH_TC_TCH, "TCH" }, \ 303 { SSAM_SSH_TC_BKL, "BKL" }, \ 304 { SSAM_SSH_TC_TAM, "TAM" }, \ 305 { SSAM_SSH_TC_ACC0, "ACC0" }, \ 306 { SSAM_SSH_TC_UFI, "UFI" }, \ 307 { SSAM_SSH_TC_USC, "USC" }, \ 308 { SSAM_SSH_TC_PEN, "PEN" }, \ 309 { SSAM_SSH_TC_VID, "VID" }, \ 310 { SSAM_SSH_TC_AUD, "AUD" }, \ 311 { SSAM_SSH_TC_SMC, "SMC" }, \ 312 { SSAM_SSH_TC_KPD, "KPD" }, \ 313 { SSAM_SSH_TC_REG, "REG" }, \ 314 { SSAM_SSH_TC_SPT, "SPT" }, \ 315 { SSAM_SSH_TC_SYS, "SYS" }, \ 316 { SSAM_SSH_TC_ACC1, "ACC1" }, \ 317 { SSAM_SSH_TC_SHB, "SMB" }, \ 318 { SSAM_SSH_TC_POS, "POS" } \ 319 ) 320 321 DECLARE_EVENT_CLASS(ssam_frame_class, 322 TP_PROTO(const struct ssh_frame *frame), 323 324 TP_ARGS(frame), 325 326 TP_STRUCT__entry( 327 __field(u8, type) 328 __field(u8, seq) 329 __field(u16, len) 330 ), 331 332 TP_fast_assign( 333 __entry->type = frame->type; 334 __entry->seq = frame->seq; 335 __entry->len = get_unaligned_le16(&frame->len); 336 ), 337 338 TP_printk("ty=%s, seq=%#04x, len=%u", 339 ssam_show_frame_type(__entry->type), 340 __entry->seq, 341 __entry->len 342 ) 343 ); 344 345 #define DEFINE_SSAM_FRAME_EVENT(name) \ 346 DEFINE_EVENT(ssam_frame_class, ssam_##name, \ 347 TP_PROTO(const struct ssh_frame *frame), \ 348 TP_ARGS(frame) \ 349 ) 350 351 DECLARE_EVENT_CLASS(ssam_command_class, 352 TP_PROTO(const struct ssh_command *cmd, u16 len), 353 354 TP_ARGS(cmd, len), 355 356 TP_STRUCT__entry( 357 __field(u16, rqid) 358 __field(u16, len) 359 __field(u8, tid) 360 __field(u8, sid) 361 __field(u8, tc) 362 __field(u8, cid) 363 __field(u8, iid) 364 ), 365 366 TP_fast_assign( 367 __entry->rqid = get_unaligned_le16(&cmd->rqid); 368 __entry->tid = cmd->tid; 369 __entry->sid = cmd->sid; 370 __entry->tc = cmd->tc; 371 __entry->cid = cmd->cid; 372 __entry->iid = cmd->iid; 373 __entry->len = len; 374 ), 375 376 TP_printk("rqid=%#06x, tid=%s, sid=%s, tc=%s, cid=%#04x, iid=%#04x, len=%u", 377 __entry->rqid, 378 ssam_show_ssh_tid(__entry->tid), 379 ssam_show_ssh_tid(__entry->sid), 380 ssam_show_ssh_tc(__entry->tc), 381 __entry->cid, 382 __entry->iid, 383 __entry->len 384 ) 385 ); 386 387 #define DEFINE_SSAM_COMMAND_EVENT(name) \ 388 DEFINE_EVENT(ssam_command_class, ssam_##name, \ 389 TP_PROTO(const struct ssh_command *cmd, u16 len), \ 390 TP_ARGS(cmd, len) \ 391 ) 392 393 DECLARE_EVENT_CLASS(ssam_packet_class, 394 TP_PROTO(const struct ssh_packet *packet), 395 396 TP_ARGS(packet), 397 398 TP_STRUCT__entry( 399 __field(unsigned long, state) 400 __array(char, uid, SSAM_PTR_UID_LEN) 401 __field(u8, priority) 402 __field(u16, length) 403 __field(u16, seq) 404 ), 405 406 TP_fast_assign( 407 __entry->state = READ_ONCE(packet->state); 408 ssam_trace_ptr_uid(packet, __entry->uid); 409 __entry->priority = READ_ONCE(packet->priority); 410 __entry->length = packet->data.len; 411 __entry->seq = ssam_trace_get_packet_seq(packet); 412 ), 413 414 TP_printk("uid=%s, seq=%s, ty=%s, pri=%#04x, len=%u, sta=%s", 415 __entry->uid, 416 ssam_show_packet_seq(__entry->seq), 417 ssam_show_packet_type(__entry->state), 418 __entry->priority, 419 __entry->length, 420 ssam_show_packet_state(__entry->state) 421 ) 422 ); 423 424 #define DEFINE_SSAM_PACKET_EVENT(name) \ 425 DEFINE_EVENT(ssam_packet_class, ssam_##name, \ 426 TP_PROTO(const struct ssh_packet *packet), \ 427 TP_ARGS(packet) \ 428 ) 429 430 DECLARE_EVENT_CLASS(ssam_packet_status_class, 431 TP_PROTO(const struct ssh_packet *packet, int status), 432 433 TP_ARGS(packet, status), 434 435 TP_STRUCT__entry( 436 __field(unsigned long, state) 437 __field(int, status) 438 __array(char, uid, SSAM_PTR_UID_LEN) 439 __field(u8, priority) 440 __field(u16, length) 441 __field(u16, seq) 442 ), 443 444 TP_fast_assign( 445 __entry->state = READ_ONCE(packet->state); 446 __entry->status = status; 447 ssam_trace_ptr_uid(packet, __entry->uid); 448 __entry->priority = READ_ONCE(packet->priority); 449 __entry->length = packet->data.len; 450 __entry->seq = ssam_trace_get_packet_seq(packet); 451 ), 452 453 TP_printk("uid=%s, seq=%s, ty=%s, pri=%#04x, len=%u, sta=%s, status=%d", 454 __entry->uid, 455 ssam_show_packet_seq(__entry->seq), 456 ssam_show_packet_type(__entry->state), 457 __entry->priority, 458 __entry->length, 459 ssam_show_packet_state(__entry->state), 460 __entry->status 461 ) 462 ); 463 464 #define DEFINE_SSAM_PACKET_STATUS_EVENT(name) \ 465 DEFINE_EVENT(ssam_packet_status_class, ssam_##name, \ 466 TP_PROTO(const struct ssh_packet *packet, int status), \ 467 TP_ARGS(packet, status) \ 468 ) 469 470 DECLARE_EVENT_CLASS(ssam_request_class, 471 TP_PROTO(const struct ssh_request *request), 472 473 TP_ARGS(request), 474 475 TP_STRUCT__entry( 476 __field(unsigned long, state) 477 __field(u32, rqid) 478 __array(char, uid, SSAM_PTR_UID_LEN) 479 __field(u8, tc) 480 __field(u16, cid) 481 __field(u16, iid) 482 __field(u8, tid) 483 __field(u8, sid) 484 ), 485 486 TP_fast_assign( 487 const struct ssh_packet *p = &request->packet; 488 489 /* Use packet for UID so we can match requests to packets. */ 490 __entry->state = READ_ONCE(request->state); 491 __entry->rqid = ssam_trace_get_request_id(p); 492 ssam_trace_ptr_uid(p, __entry->uid); 493 __entry->tid = ssam_trace_get_request_tid(p); 494 __entry->sid = ssam_trace_get_request_sid(p); 495 __entry->tc = ssam_trace_get_request_tc(p); 496 __entry->cid = ssam_trace_get_command_field_u8(p, cid); 497 __entry->iid = ssam_trace_get_command_field_u8(p, iid); 498 ), 499 500 TP_printk("uid=%s, rqid=%s, ty=%s, sta=%s, tid=%s, sid=%s, tc=%s, cid=%s, iid=%s", 501 __entry->uid, 502 ssam_show_request_id(__entry->rqid), 503 ssam_show_request_type(__entry->state), 504 ssam_show_request_state(__entry->state), 505 ssam_show_ssh_tid(__entry->tid), 506 ssam_show_ssh_tid(__entry->sid), 507 ssam_show_ssh_tc(__entry->tc), 508 ssam_show_generic_u8_field(__entry->cid), 509 ssam_show_generic_u8_field(__entry->iid) 510 ) 511 ); 512 513 #define DEFINE_SSAM_REQUEST_EVENT(name) \ 514 DEFINE_EVENT(ssam_request_class, ssam_##name, \ 515 TP_PROTO(const struct ssh_request *request), \ 516 TP_ARGS(request) \ 517 ) 518 519 DECLARE_EVENT_CLASS(ssam_request_status_class, 520 TP_PROTO(const struct ssh_request *request, int status), 521 522 TP_ARGS(request, status), 523 524 TP_STRUCT__entry( 525 __field(unsigned long, state) 526 __field(u32, rqid) 527 __field(int, status) 528 __array(char, uid, SSAM_PTR_UID_LEN) 529 __field(u8, tc) 530 __field(u16, cid) 531 __field(u16, iid) 532 __field(u8, tid) 533 __field(u8, sid) 534 ), 535 536 TP_fast_assign( 537 const struct ssh_packet *p = &request->packet; 538 539 /* Use packet for UID so we can match requests to packets. */ 540 __entry->state = READ_ONCE(request->state); 541 __entry->rqid = ssam_trace_get_request_id(p); 542 __entry->status = status; 543 ssam_trace_ptr_uid(p, __entry->uid); 544 __entry->tid = ssam_trace_get_request_tid(p); 545 __entry->sid = ssam_trace_get_request_sid(p); 546 __entry->tc = ssam_trace_get_request_tc(p); 547 __entry->cid = ssam_trace_get_command_field_u8(p, cid); 548 __entry->iid = ssam_trace_get_command_field_u8(p, iid); 549 ), 550 551 TP_printk("uid=%s, rqid=%s, ty=%s, sta=%s, tid=%s, sid=%s, tc=%s, cid=%s, iid=%s, status=%d", 552 __entry->uid, 553 ssam_show_request_id(__entry->rqid), 554 ssam_show_request_type(__entry->state), 555 ssam_show_request_state(__entry->state), 556 ssam_show_ssh_tid(__entry->tid), 557 ssam_show_ssh_tid(__entry->sid), 558 ssam_show_ssh_tc(__entry->tc), 559 ssam_show_generic_u8_field(__entry->cid), 560 ssam_show_generic_u8_field(__entry->iid), 561 __entry->status 562 ) 563 ); 564 565 #define DEFINE_SSAM_REQUEST_STATUS_EVENT(name) \ 566 DEFINE_EVENT(ssam_request_status_class, ssam_##name, \ 567 TP_PROTO(const struct ssh_request *request, int status),\ 568 TP_ARGS(request, status) \ 569 ) 570 571 DECLARE_EVENT_CLASS(ssam_alloc_class, 572 TP_PROTO(void *ptr, size_t len), 573 574 TP_ARGS(ptr, len), 575 576 TP_STRUCT__entry( 577 __field(size_t, len) 578 __array(char, uid, SSAM_PTR_UID_LEN) 579 ), 580 581 TP_fast_assign( 582 __entry->len = len; 583 ssam_trace_ptr_uid(ptr, __entry->uid); 584 ), 585 586 TP_printk("uid=%s, len=%zu", __entry->uid, __entry->len) 587 ); 588 589 #define DEFINE_SSAM_ALLOC_EVENT(name) \ 590 DEFINE_EVENT(ssam_alloc_class, ssam_##name, \ 591 TP_PROTO(void *ptr, size_t len), \ 592 TP_ARGS(ptr, len) \ 593 ) 594 595 DECLARE_EVENT_CLASS(ssam_free_class, 596 TP_PROTO(void *ptr), 597 598 TP_ARGS(ptr), 599 600 TP_STRUCT__entry( 601 __array(char, uid, SSAM_PTR_UID_LEN) 602 ), 603 604 TP_fast_assign( 605 ssam_trace_ptr_uid(ptr, __entry->uid); 606 ), 607 608 TP_printk("uid=%s", __entry->uid) 609 ); 610 611 #define DEFINE_SSAM_FREE_EVENT(name) \ 612 DEFINE_EVENT(ssam_free_class, ssam_##name, \ 613 TP_PROTO(void *ptr), \ 614 TP_ARGS(ptr) \ 615 ) 616 617 DECLARE_EVENT_CLASS(ssam_pending_class, 618 TP_PROTO(unsigned int pending), 619 620 TP_ARGS(pending), 621 622 TP_STRUCT__entry( 623 __field(unsigned int, pending) 624 ), 625 626 TP_fast_assign( 627 __entry->pending = pending; 628 ), 629 630 TP_printk("pending=%u", __entry->pending) 631 ); 632 633 #define DEFINE_SSAM_PENDING_EVENT(name) \ 634 DEFINE_EVENT(ssam_pending_class, ssam_##name, \ 635 TP_PROTO(unsigned int pending), \ 636 TP_ARGS(pending) \ 637 ) 638 639 DECLARE_EVENT_CLASS(ssam_data_class, 640 TP_PROTO(size_t length), 641 642 TP_ARGS(length), 643 644 TP_STRUCT__entry( 645 __field(size_t, length) 646 ), 647 648 TP_fast_assign( 649 __entry->length = length; 650 ), 651 652 TP_printk("length=%zu", __entry->length) 653 ); 654 655 #define DEFINE_SSAM_DATA_EVENT(name) \ 656 DEFINE_EVENT(ssam_data_class, ssam_##name, \ 657 TP_PROTO(size_t length), \ 658 TP_ARGS(length) \ 659 ) 660 661 DEFINE_SSAM_FRAME_EVENT(rx_frame_received); 662 DEFINE_SSAM_COMMAND_EVENT(rx_response_received); 663 DEFINE_SSAM_COMMAND_EVENT(rx_event_received); 664 665 DEFINE_SSAM_PACKET_EVENT(packet_release); 666 DEFINE_SSAM_PACKET_EVENT(packet_submit); 667 DEFINE_SSAM_PACKET_EVENT(packet_resubmit); 668 DEFINE_SSAM_PACKET_EVENT(packet_timeout); 669 DEFINE_SSAM_PACKET_EVENT(packet_cancel); 670 DEFINE_SSAM_PACKET_STATUS_EVENT(packet_complete); 671 DEFINE_SSAM_PENDING_EVENT(ptl_timeout_reap); 672 673 DEFINE_SSAM_REQUEST_EVENT(request_submit); 674 DEFINE_SSAM_REQUEST_EVENT(request_timeout); 675 DEFINE_SSAM_REQUEST_EVENT(request_cancel); 676 DEFINE_SSAM_REQUEST_STATUS_EVENT(request_complete); 677 DEFINE_SSAM_PENDING_EVENT(rtl_timeout_reap); 678 679 DEFINE_SSAM_PACKET_EVENT(ei_tx_drop_ack_packet); 680 DEFINE_SSAM_PACKET_EVENT(ei_tx_drop_nak_packet); 681 DEFINE_SSAM_PACKET_EVENT(ei_tx_drop_dsq_packet); 682 DEFINE_SSAM_PACKET_STATUS_EVENT(ei_tx_fail_write); 683 DEFINE_SSAM_PACKET_EVENT(ei_tx_corrupt_data); 684 DEFINE_SSAM_DATA_EVENT(ei_rx_corrupt_syn); 685 DEFINE_SSAM_FRAME_EVENT(ei_rx_corrupt_data); 686 DEFINE_SSAM_REQUEST_EVENT(ei_rx_drop_response); 687 688 DEFINE_SSAM_ALLOC_EVENT(ctrl_packet_alloc); 689 DEFINE_SSAM_FREE_EVENT(ctrl_packet_free); 690 691 DEFINE_SSAM_ALLOC_EVENT(event_item_alloc); 692 DEFINE_SSAM_FREE_EVENT(event_item_free); 693 694 #endif /* _SURFACE_AGGREGATOR_TRACE_H */ 695 696 /* This part must be outside protection */ 697 #undef TRACE_INCLUDE_PATH 698 #undef TRACE_INCLUDE_FILE 699 700 #define TRACE_INCLUDE_PATH . 701 #define TRACE_INCLUDE_FILE trace 702 703 #include <trace/define_trace.h> 704