* [leon-rdma:rdma-next 73/73] drivers/infiniband/hw/mlx5/main.c:517:2: warning: unannotated fall-through between switch labels
@ 2025-11-11 20:24 kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2025-11-11 20:24 UTC (permalink / raw)
To: Maher Sanalla; +Cc: llvm, oe-kbuild-all, Leon Romanovsky, Michael Guralnik
tree: https://git.kernel.org/pub/scm/linux/kernel/git/leon/linux-rdma.git rdma-next
head: 52d63c47ac62a5c07bc4da971723794a06318dc1
commit: 52d63c47ac62a5c07bc4da971723794a06318dc1 [73/73] RDMA/mlx5: Add support for 1600_8x lane speed
config: s390-defconfig (https://download.01.org/0day-ci/archive/20251112/202511120432.QQbCnKMO-lkp@intel.com/config)
compiler: clang version 22.0.0git (https://github.com/llvm/llvm-project 996639d6ebb86ff15a8c99b67f1c2e2117636ae7)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251112/202511120432.QQbCnKMO-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202511120432.QQbCnKMO-lkp@intel.com/
All warnings (new ones prefixed by >>):
>> drivers/infiniband/hw/mlx5/main.c:517:2: warning: unannotated fall-through between switch labels [-Wimplicit-fallthrough]
517 | default:
| ^
drivers/infiniband/hw/mlx5/main.c:517:2: note: insert '__attribute__((fallthrough));' to silence this warning
517 | default:
| ^
| __attribute__((fallthrough));
drivers/infiniband/hw/mlx5/main.c:517:2: note: insert 'break;' to avoid fall-through
517 | default:
| ^
| break;
1 warning generated.
vim +517 drivers/infiniband/hw/mlx5/main.c
f1b65df5a232a2 Noa Osherovich 2017-04-20 436
639bf4415cadff Aharon Landau 2020-09-17 437 static int translate_eth_ext_proto_oper(u32 eth_proto_oper, u16 *active_speed,
08e8676f160792 Aya Levin 2019-02-12 438 u8 *active_width)
08e8676f160792 Aya Levin 2019-02-12 439 {
08e8676f160792 Aya Levin 2019-02-12 440 switch (eth_proto_oper) {
08e8676f160792 Aya Levin 2019-02-12 441 case MLX5E_PROT_MASK(MLX5E_SGMII_100M):
08e8676f160792 Aya Levin 2019-02-12 442 case MLX5E_PROT_MASK(MLX5E_1000BASE_X_SGMII):
08e8676f160792 Aya Levin 2019-02-12 443 *active_width = IB_WIDTH_1X;
08e8676f160792 Aya Levin 2019-02-12 444 *active_speed = IB_SPEED_SDR;
08e8676f160792 Aya Levin 2019-02-12 445 break;
08e8676f160792 Aya Levin 2019-02-12 446 case MLX5E_PROT_MASK(MLX5E_5GBASE_R):
08e8676f160792 Aya Levin 2019-02-12 447 *active_width = IB_WIDTH_1X;
08e8676f160792 Aya Levin 2019-02-12 448 *active_speed = IB_SPEED_DDR;
08e8676f160792 Aya Levin 2019-02-12 449 break;
08e8676f160792 Aya Levin 2019-02-12 450 case MLX5E_PROT_MASK(MLX5E_10GBASE_XFI_XAUI_1):
08e8676f160792 Aya Levin 2019-02-12 451 *active_width = IB_WIDTH_1X;
08e8676f160792 Aya Levin 2019-02-12 452 *active_speed = IB_SPEED_QDR;
08e8676f160792 Aya Levin 2019-02-12 453 break;
08e8676f160792 Aya Levin 2019-02-12 454 case MLX5E_PROT_MASK(MLX5E_40GBASE_XLAUI_4_XLPPI_4):
08e8676f160792 Aya Levin 2019-02-12 455 *active_width = IB_WIDTH_4X;
08e8676f160792 Aya Levin 2019-02-12 456 *active_speed = IB_SPEED_QDR;
08e8676f160792 Aya Levin 2019-02-12 457 break;
08e8676f160792 Aya Levin 2019-02-12 458 case MLX5E_PROT_MASK(MLX5E_25GAUI_1_25GBASE_CR_KR):
08e8676f160792 Aya Levin 2019-02-12 459 *active_width = IB_WIDTH_1X;
08e8676f160792 Aya Levin 2019-02-12 460 *active_speed = IB_SPEED_EDR;
08e8676f160792 Aya Levin 2019-02-12 461 break;
08e8676f160792 Aya Levin 2019-02-12 462 case MLX5E_PROT_MASK(MLX5E_50GAUI_2_LAUI_2_50GBASE_CR2_KR2):
cd27287562d696 Aya Levin 2019-03-11 463 *active_width = IB_WIDTH_2X;
cd27287562d696 Aya Levin 2019-03-11 464 *active_speed = IB_SPEED_EDR;
cd27287562d696 Aya Levin 2019-03-11 465 break;
08e8676f160792 Aya Levin 2019-02-12 466 case MLX5E_PROT_MASK(MLX5E_50GAUI_1_LAUI_1_50GBASE_CR_KR):
08e8676f160792 Aya Levin 2019-02-12 467 *active_width = IB_WIDTH_1X;
08e8676f160792 Aya Levin 2019-02-12 468 *active_speed = IB_SPEED_HDR;
08e8676f160792 Aya Levin 2019-02-12 469 break;
cd27287562d696 Aya Levin 2019-03-11 470 case MLX5E_PROT_MASK(MLX5E_CAUI_4_100GBASE_CR4_KR4):
cd27287562d696 Aya Levin 2019-03-11 471 *active_width = IB_WIDTH_4X;
cd27287562d696 Aya Levin 2019-03-11 472 *active_speed = IB_SPEED_EDR;
cd27287562d696 Aya Levin 2019-03-11 473 break;
08e8676f160792 Aya Levin 2019-02-12 474 case MLX5E_PROT_MASK(MLX5E_100GAUI_2_100GBASE_CR2_KR2):
08e8676f160792 Aya Levin 2019-02-12 475 *active_width = IB_WIDTH_2X;
08e8676f160792 Aya Levin 2019-02-12 476 *active_speed = IB_SPEED_HDR;
08e8676f160792 Aya Levin 2019-02-12 477 break;
f946e45f59ef01 Meir Lichtinger 2020-10-26 478 case MLX5E_PROT_MASK(MLX5E_100GAUI_1_100GBASE_CR_KR):
f946e45f59ef01 Meir Lichtinger 2020-10-26 479 *active_width = IB_WIDTH_1X;
f946e45f59ef01 Meir Lichtinger 2020-10-26 480 *active_speed = IB_SPEED_NDR;
f946e45f59ef01 Meir Lichtinger 2020-10-26 481 break;
08e8676f160792 Aya Levin 2019-02-12 482 case MLX5E_PROT_MASK(MLX5E_200GAUI_4_200GBASE_CR4_KR4):
08e8676f160792 Aya Levin 2019-02-12 483 *active_width = IB_WIDTH_4X;
08e8676f160792 Aya Levin 2019-02-12 484 *active_speed = IB_SPEED_HDR;
08e8676f160792 Aya Levin 2019-02-12 485 break;
f946e45f59ef01 Meir Lichtinger 2020-10-26 486 case MLX5E_PROT_MASK(MLX5E_200GAUI_2_200GBASE_CR2_KR2):
f946e45f59ef01 Meir Lichtinger 2020-10-26 487 *active_width = IB_WIDTH_2X;
f946e45f59ef01 Meir Lichtinger 2020-10-26 488 *active_speed = IB_SPEED_NDR;
f946e45f59ef01 Meir Lichtinger 2020-10-26 489 break;
d00d16bcbc2553 Patrisious Haddad 2025-05-13 490 case MLX5E_PROT_MASK(MLX5E_200GAUI_1_200GBASE_CR1_KR1):
d00d16bcbc2553 Patrisious Haddad 2025-05-13 491 *active_width = IB_WIDTH_1X;
d00d16bcbc2553 Patrisious Haddad 2025-05-13 492 *active_speed = IB_SPEED_XDR;
d00d16bcbc2553 Patrisious Haddad 2025-05-13 493 break;
b28ad32442bec2 Patrisious Haddad 2023-09-20 494 case MLX5E_PROT_MASK(MLX5E_400GAUI_8_400GBASE_CR8):
88c9483faf15ad Maher Sanalla 2023-03-16 495 *active_width = IB_WIDTH_8X;
88c9483faf15ad Maher Sanalla 2023-03-16 496 *active_speed = IB_SPEED_HDR;
88c9483faf15ad Maher Sanalla 2023-03-16 497 break;
f946e45f59ef01 Meir Lichtinger 2020-10-26 498 case MLX5E_PROT_MASK(MLX5E_400GAUI_4_400GBASE_CR4_KR4):
f946e45f59ef01 Meir Lichtinger 2020-10-26 499 *active_width = IB_WIDTH_4X;
f946e45f59ef01 Meir Lichtinger 2020-10-26 500 *active_speed = IB_SPEED_NDR;
f946e45f59ef01 Meir Lichtinger 2020-10-26 501 break;
d00d16bcbc2553 Patrisious Haddad 2025-05-13 502 case MLX5E_PROT_MASK(MLX5E_400GAUI_2_400GBASE_CR2_KR2):
d00d16bcbc2553 Patrisious Haddad 2025-05-13 503 *active_width = IB_WIDTH_2X;
d00d16bcbc2553 Patrisious Haddad 2025-05-13 504 *active_speed = IB_SPEED_XDR;
d00d16bcbc2553 Patrisious Haddad 2025-05-13 505 break;
948f0bf5ad6ac1 Patrisious Haddad 2023-09-20 506 case MLX5E_PROT_MASK(MLX5E_800GAUI_8_800GBASE_CR8_KR8):
948f0bf5ad6ac1 Patrisious Haddad 2023-09-20 507 *active_width = IB_WIDTH_8X;
948f0bf5ad6ac1 Patrisious Haddad 2023-09-20 508 *active_speed = IB_SPEED_NDR;
948f0bf5ad6ac1 Patrisious Haddad 2023-09-20 509 break;
d00d16bcbc2553 Patrisious Haddad 2025-05-13 510 case MLX5E_PROT_MASK(MLX5E_800GAUI_4_800GBASE_CR4_KR4):
d00d16bcbc2553 Patrisious Haddad 2025-05-13 511 *active_width = IB_WIDTH_4X;
d00d16bcbc2553 Patrisious Haddad 2025-05-13 512 *active_speed = IB_SPEED_XDR;
d00d16bcbc2553 Patrisious Haddad 2025-05-13 513 break;
52d63c47ac62a5 Maher Sanalla 2025-11-02 514 case MLX5E_PROT_MASK(MLX5E_1600TAUI_8_1600TBASE_CR8_KR8):
52d63c47ac62a5 Maher Sanalla 2025-11-02 515 *active_width = IB_WIDTH_8X;
52d63c47ac62a5 Maher Sanalla 2025-11-02 516 *active_speed = IB_SPEED_XDR;
08e8676f160792 Aya Levin 2019-02-12 @517 default:
08e8676f160792 Aya Levin 2019-02-12 518 return -EINVAL;
08e8676f160792 Aya Levin 2019-02-12 519 }
08e8676f160792 Aya Levin 2019-02-12 520
08e8676f160792 Aya Levin 2019-02-12 521 return 0;
08e8676f160792 Aya Levin 2019-02-12 522 }
08e8676f160792 Aya Levin 2019-02-12 523
:::::: The code at line 517 was first introduced by commit
:::::: 08e8676f1607925adf36e399f0faa8ce3b10bb86 IB/mlx5: Add support for 50Gbps per lane link modes
:::::: TO: Aya Levin <ayal@mellanox.com>
:::::: CC: Saeed Mahameed <saeedm@mellanox.com>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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