[kbuild-all] [linux-next:master 6943/8703] drivers/net/dsa/sja1105/sja1105_static_config.c:463:8: warning: no previous prototype for function 'sja1105_vl_lookup_entry_packing'

tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: e098d7762d602be640c53565ceca342f81e55ad2 commit: 94f94d4acfb2a5e978f98d924be33c981e2f86c6 [6943/8703] net: dsa: sja1105: add static tables for virtual links config: x86_64-allyesconfig (attached as .config) compiler: clang version 11.0.0 (https://github.com/llvm/llvm-project 135b877874fae96b4372c8a3fbfaa8ff44ff86e3) reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # install x86_64 cross compiling tool for clang build # apt-get install binutils-x86-64-linux-gnu git checkout 94f94d4acfb2a5e978f98d924be33c981e2f86c6 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64 If you fix the issue, kindly add following tag as appropriate Reported-by: kbuild test robot <lkp(a)intel.com&gt; All warnings (new ones prefixed by >>, old ones prefixed by <<): drivers/net/dsa/sja1105/sja1105_static_config.c:105:8: warning: no previous prototype for function 'sja1105pqrs_avb_params_entry_packing' [-Wmissing-prototypes] size_t sja1105pqrs_avb_params_entry_packing(void *buf, void *entry_ptr, ^ drivers/net/dsa/sja1105/sja1105_static_config.c:105:1: note: declare 'static' if the function is not intended to be used outside of this translation unit size_t sja1105pqrs_avb_params_entry_packing(void *buf, void *entry_ptr, ^ static drivers/net/dsa/sja1105/sja1105_static_config.c:199:8: warning: no previous prototype for function 'sja1105_l2_forwarding_entry_packing' [-Wmissing-prototypes] size_t sja1105_l2_forwarding_entry_packing(void *buf, void *entry_ptr, ^ drivers/net/dsa/sja1105/sja1105_static_config.c:199:1: note: declare 'static' if the function is not intended to be used outside of this translation unit size_t sja1105_l2_forwarding_entry_packing(void *buf, void *entry_ptr, ^ static drivers/net/dsa/sja1105/sja1105_static_config.c:254:8: warning: no previous prototype for function 'sja1105et_l2_lookup_entry_packing' [-Wmissing-prototypes] size_t sja1105et_l2_lookup_entry_packing(void *buf, void *entry_ptr, ^ drivers/net/dsa/sja1105/sja1105_static_config.c:254:1: note: declare 'static' if the function is not intended to be used outside of this translation unit size_t sja1105et_l2_lookup_entry_packing(void *buf, void *entry_ptr, ^ static drivers/net/dsa/sja1105/sja1105_static_config.c:268:8: warning: no previous prototype for function 'sja1105pqrs_l2_lookup_entry_packing' [-Wmissing-prototypes] size_t sja1105pqrs_l2_lookup_entry_packing(void *buf, void *entry_ptr, ^ drivers/net/dsa/sja1105/sja1105_static_config.c:268:1: note: declare 'static' if the function is not intended to be used outside of this translation unit size_t sja1105pqrs_l2_lookup_entry_packing(void *buf, void *entry_ptr, ^ static drivers/net/dsa/sja1105/sja1105_static_config.c:344:8: warning: no previous prototype for function 'sja1105pqrs_mac_config_entry_packing' [-Wmissing-prototypes] size_t sja1105pqrs_mac_config_entry_packing(void *buf, void *entry_ptr, ^ drivers/net/dsa/sja1105/sja1105_static_config.c:344:1: note: declare 'static' if the function is not intended to be used outside of this translation unit size_t sja1105pqrs_mac_config_entry_packing(void *buf, void *entry_ptr, ^ static size_t sja1105_vl_lookup_entry_packing(void *buf, void *entry_ptr, ^ drivers/net/dsa/sja1105/sja1105_static_config.c:463:1: note: declare 'static' if the function is not intended to be used outside of this translation unit size_t sja1105_vl_lookup_entry_packing(void *buf, void *entry_ptr, ^ static drivers/net/dsa/sja1105/sja1105_static_config.c:513:8: warning: no previous prototype for function 'sja1105_vlan_lookup_entry_packing' [-Wmissing-prototypes] size_t sja1105_vlan_lookup_entry_packing(void *buf, void *entry_ptr, ^ drivers/net/dsa/sja1105/sja1105_static_config.c:513:1: note: declare 'static' if the function is not intended to be used outside of this translation unit size_t sja1105_vlan_lookup_entry_packing(void *buf, void *entry_ptr, ^ static 7 warnings generated. vim +/sja1105_vl_lookup_entry_packing +463 drivers/net/dsa/sja1105/sja1105_static_config.c 343 345 enum packing_op op) 346 { 347 const size_t size = SJA1105PQRS_SIZE_MAC_CONFIG_ENTRY; 348 struct sja1105_mac_config_entry *entry = entry_ptr; 349 int offset, i; 350 351 for (i = 0, offset = 104; i < 8; i++, offset += 19) { 352 sja1105_packing(buf, &entry->enabled[i], 353 offset + 0, offset + 0, size, op); 354 sja1105_packing(buf, &entry->base[i], 355 offset + 9, offset + 1, size, op); 356 sja1105_packing(buf, &entry->top[i], 357 offset + 18, offset + 10, size, op); 358 } 359 sja1105_packing(buf, &entry->ifg, 103, 99, size, op); 360 sja1105_packing(buf, &entry->speed, 98, 97, size, op); 361 sja1105_packing(buf, &entry->tp_delin, 96, 81, size, op); 362 sja1105_packing(buf, &entry->tp_delout, 80, 65, size, op); 363 sja1105_packing(buf, &entry->maxage, 64, 57, size, op); 364 sja1105_packing(buf, &entry->vlanprio, 56, 54, size, op); 365 sja1105_packing(buf, &entry->vlanid, 53, 42, size, op); 366 sja1105_packing(buf, &entry->ing_mirr, 41, 41, size, op); 367 sja1105_packing(buf, &entry->egr_mirr, 40, 40, size, op); 368 sja1105_packing(buf, &entry->drpnona664, 39, 39, size, op); 369 sja1105_packing(buf, &entry->drpdtag, 38, 38, size, op); 370 sja1105_packing(buf, &entry->drpuntag, 35, 35, size, op); 371 sja1105_packing(buf, &entry->retag, 34, 34, size, op); 372 sja1105_packing(buf, &entry->dyn_learn, 33, 33, size, op); 373 sja1105_packing(buf, &entry->egress, 32, 32, size, op); 374 sja1105_packing(buf, &entry->ingress, 31, 31, size, op); 375 return size; 376 } 377 378 static size_t 379 sja1105_schedule_entry_points_params_entry_packing(void *buf, void *entry_ptr, 380 enum packing_op op) 381 { 382 struct sja1105_schedule_entry_points_params_entry *entry = entry_ptr; 383 const size_t size = SJA1105_SIZE_SCHEDULE_ENTRY_POINTS_PARAMS_ENTRY; 384 385 sja1105_packing(buf, &entry->clksrc, 31, 30, size, op); 386 sja1105_packing(buf, &entry->actsubsch, 29, 27, size, op); 387 return size; 388 } 389 390 static size_t 391 sja1105_schedule_entry_points_entry_packing(void *buf, void *entry_ptr, 392 enum packing_op op) 393 { 394 struct sja1105_schedule_entry_points_entry *entry = entry_ptr; 395 const size_t size = SJA1105_SIZE_SCHEDULE_ENTRY_POINTS_ENTRY; 396 397 sja1105_packing(buf, &entry->subschindx, 31, 29, size, op); 398 sja1105_packing(buf, &entry->delta, 28, 11, size, op); 399 sja1105_packing(buf, &entry->address, 10, 1, size, op); 400 return size; 401 } 402 403 static size_t sja1105_schedule_params_entry_packing(void *buf, void *entry_ptr, 404 enum packing_op op) 405 { 406 const size_t size = SJA1105_SIZE_SCHEDULE_PARAMS_ENTRY; 407 struct sja1105_schedule_params_entry *entry = entry_ptr; 408 int offset, i; 409 410 for (i = 0, offset = 16; i < 8; i++, offset += 10) 411 sja1105_packing(buf, &entry->subscheind[i], 412 offset + 9, offset + 0, size, op); 413 return size; 414 } 415 416 static size_t sja1105_schedule_entry_packing(void *buf, void *entry_ptr, 417 enum packing_op op) 418 { 419 const size_t size = SJA1105_SIZE_SCHEDULE_ENTRY; 420 struct sja1105_schedule_entry *entry = entry_ptr; 421 422 sja1105_packing(buf, &entry->winstindex, 63, 54, size, op); 423 sja1105_packing(buf, &entry->winend, 53, 53, size, op); 424 sja1105_packing(buf, &entry->winst, 52, 52, size, op); 425 sja1105_packing(buf, &entry->destports, 51, 47, size, op); 426 sja1105_packing(buf, &entry->setvalid, 46, 46, size, op); 427 sja1105_packing(buf, &entry->txen, 45, 45, size, op); 428 sja1105_packing(buf, &entry->resmedia_en, 44, 44, size, op); 429 sja1105_packing(buf, &entry->resmedia, 43, 36, size, op); 430 sja1105_packing(buf, &entry->vlindex, 35, 26, size, op); 431 sja1105_packing(buf, &entry->delta, 25, 8, size, op); 432 return size; 433 } 434 435 static size_t 436 sja1105_vl_forwarding_params_entry_packing(void *buf, void *entry_ptr, 437 enum packing_op op) 438 { 439 struct sja1105_vl_forwarding_params_entry *entry = entry_ptr; 440 const size_t size = SJA1105_SIZE_VL_FORWARDING_PARAMS_ENTRY; 441 int offset, i; 442 443 for (i = 0, offset = 16; i < 8; i++, offset += 10) 444 sja1105_packing(buf, &entry->partspc[i], 445 offset + 9, offset + 0, size, op); 446 sja1105_packing(buf, &entry->debugen, 15, 15, size, op); 447 return size; 448 } 449 450 static size_t sja1105_vl_forwarding_entry_packing(void *buf, void *entry_ptr, 451 enum packing_op op) 452 { 453 struct sja1105_vl_forwarding_entry *entry = entry_ptr; 454 const size_t size = SJA1105_SIZE_VL_FORWARDING_ENTRY; 455 456 sja1105_packing(buf, &entry->type, 31, 31, size, op); 457 sja1105_packing(buf, &entry->priority, 30, 28, size, op); 458 sja1105_packing(buf, &entry->partition, 27, 25, size, op); 459 sja1105_packing(buf, &entry->destports, 24, 20, size, op); 460 return size; 461 } 462 464 enum packing_op op) 465 { 466 struct sja1105_vl_lookup_entry *entry = entry_ptr; 467 const size_t size = SJA1105_SIZE_VL_LOOKUP_ENTRY; 468 469 if (entry->format == SJA1105_VL_FORMAT_PSFP) { 470 /* Interpreting vllupformat as 0 */ 471 sja1105_packing(buf, &entry->destports, 472 95, 91, size, op); 473 sja1105_packing(buf, &entry->iscritical, 474 90, 90, size, op); 475 sja1105_packing(buf, &entry->macaddr, 476 89, 42, size, op); 477 sja1105_packing(buf, &entry->vlanid, 478 41, 30, size, op); 479 sja1105_packing(buf, &entry->port, 480 29, 27, size, op); 481 sja1105_packing(buf, &entry->vlanprior, 482 26, 24, size, op); 483 } else { 484 /* Interpreting vllupformat as 1 */ 485 sja1105_packing(buf, &entry->egrmirr, 486 95, 91, size, op); 487 sja1105_packing(buf, &entry->ingrmirr, 488 90, 90, size, op); 489 sja1105_packing(buf, &entry->vlid, 490 57, 42, size, op); 491 sja1105_packing(buf, &entry->port, 492 29, 27, size, op); 493 } 494 return size; 495 } 496 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org