tree: https://github.com/jpirko/linux_mlxsw jiri_devel_linecards head: 5cb021512c3be7e03591497caeab474ecccfcd21 commit: ddbc2cda5873d87ed1bf101a45620504bfc99a5a [19/43] devlink: allow driver to pass flash component name for line card device config: powerpc-allmodconfig (https://download.01.org/0day-ci/archive/20220216/202202162255.qkZEHFMQ-lk...) compiler: powerpc-linux-gcc (GCC) 11.2.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://github.com/jpirko/linux_mlxsw/commit/ddbc2cda5873d87ed1bf101a4562... git remote add jpirko-mlxsw https://github.com/jpirko/linux_mlxsw git fetch --no-tags jpirko-mlxsw jiri_devel_linecards git checkout ddbc2cda5873d87ed1bf101a45620504bfc99a5a # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=powerpc SHELL=/bin/bash drivers/net/ethernet/mellanox/mlxsw/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; Note: the jpirko-mlxsw/jiri_devel_linecards HEAD 5cb021512c3be7e03591497caeab474ecccfcd21 builds fine. It only hurts bisectability. All errors (new ones prefixed by >>): drivers/net/ethernet/mellanox/mlxsw/core_linecards.c: In function 'mlxsw_linecard_device_attach': 129 | device_index, device); | ^~~~~~ | | | struct mlxsw_linecard_device * In file included from drivers/net/ethernet/mellanox/mlxsw/core.h:15, from drivers/net/ethernet/mellanox/mlxsw/core_linecards.c:15: include/net/devlink.h:1579:44: note: expected 'const char *' but argument is of type 'struct mlxsw_linecard_device *' 1579 | const char *flash_component, void *priv); | ~~~~~~~~~~~~^~~~~~~~~~~~~~~ 128 | device->devlink_device = devlink_linecard_device_create(linecard->devlink_linecard, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ In file included from drivers/net/ethernet/mellanox/mlxsw/core.h:15, from drivers/net/ethernet/mellanox/mlxsw/core_linecards.c:15: include/net/devlink.h:1577:1: note: declared here 1577 | devlink_linecard_device_create(struct devlink_linecard *linecard, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ cc1: some warnings being treated as errors vim +/devlink_linecard_device_create +129 drivers/net/ethernet/mellanox/mlxsw/core_linecards.c c075259346e402e Jiri Pirko 2022-02-04 14 c075259346e402e Jiri Pirko 2022-02-04 @15 #include "core.h" c075259346e402e Jiri Pirko 2022-02-04 16 c075259346e402e Jiri Pirko 2022-02-04 17 struct mlxsw_linecard_ini_file { c075259346e402e Jiri Pirko 2022-02-04 18 __le16 size; c075259346e402e Jiri Pirko 2022-02-04 19 union { c075259346e402e Jiri Pirko 2022-02-04 20 u8 data[0]; c075259346e402e Jiri Pirko 2022-02-04 21 struct { c075259346e402e Jiri Pirko 2022-02-04 22 __be16 hw_revision; c075259346e402e Jiri Pirko 2022-02-04 23 __be16 ini_version; c075259346e402e Jiri Pirko 2022-02-04 24 u8 __dontcare[3]; c075259346e402e Jiri Pirko 2022-02-04 25 u8 type; c075259346e402e Jiri Pirko 2022-02-04 26 u8 name[20]; c075259346e402e Jiri Pirko 2022-02-04 27 } format; c075259346e402e Jiri Pirko 2022-02-04 28 }; c075259346e402e Jiri Pirko 2022-02-04 29 }; c075259346e402e Jiri Pirko 2022-02-04 30 c075259346e402e Jiri Pirko 2022-02-04 31 struct mlxsw_linecard_types_info { c075259346e402e Jiri Pirko 2022-02-04 32 struct mlxsw_linecard_ini_file **ini_files; c075259346e402e Jiri Pirko 2022-02-04 33 unsigned int count; c075259346e402e Jiri Pirko 2022-02-04 34 size_t data_size; c075259346e402e Jiri Pirko 2022-02-04 35 char *data; c075259346e402e Jiri Pirko 2022-02-04 36 }; c075259346e402e Jiri Pirko 2022-02-04 37 c075259346e402e Jiri Pirko 2022-02-04 38 #define MLXSW_LINECARD_STATUS_EVENT_TO (10 * MSEC_PER_SEC) c075259346e402e Jiri Pirko 2022-02-04 39 c075259346e402e Jiri Pirko 2022-02-04 40 static void c075259346e402e Jiri Pirko 2022-02-04 41 mlxsw_linecard_status_event_to_schedule(struct mlxsw_linecard *linecard, c075259346e402e Jiri Pirko 2022-02-04 42 enum mlxsw_linecard_status_event_type status_event_type) c075259346e402e Jiri Pirko 2022-02-04 43 { c075259346e402e Jiri Pirko 2022-02-04 44 cancel_delayed_work_sync(&linecard->status_event_to_dw); c075259346e402e Jiri Pirko 2022-02-04 45 linecard->status_event_type_to = status_event_type; c075259346e402e Jiri Pirko 2022-02-04 46 mlxsw_core_schedule_dw(&linecard->status_event_to_dw, c075259346e402e Jiri Pirko 2022-02-04 47 msecs_to_jiffies(MLXSW_LINECARD_STATUS_EVENT_TO)); c075259346e402e Jiri Pirko 2022-02-04 48 } c075259346e402e Jiri Pirko 2022-02-04 49 c075259346e402e Jiri Pirko 2022-02-04 50 static void c075259346e402e Jiri Pirko 2022-02-04 51 mlxsw_linecard_status_event_done(struct mlxsw_linecard *linecard, c075259346e402e Jiri Pirko 2022-02-04 52 enum mlxsw_linecard_status_event_type status_event_type) c075259346e402e Jiri Pirko 2022-02-04 53 { c075259346e402e Jiri Pirko 2022-02-04 54 if (linecard->status_event_type_to == status_event_type) c075259346e402e Jiri Pirko 2022-02-04 55 cancel_delayed_work_sync(&linecard->status_event_to_dw); c075259346e402e Jiri Pirko 2022-02-04 56 } c075259346e402e Jiri Pirko 2022-02-04 57 c075259346e402e Jiri Pirko 2022-02-04 58 static const char * c075259346e402e Jiri Pirko 2022-02-04 59 mlxsw_linecard_types_lookup(struct mlxsw_linecards *linecards, u8 card_type) c075259346e402e Jiri Pirko 2022-02-04 60 { c075259346e402e Jiri Pirko 2022-02-04 61 struct mlxsw_linecard_types_info *types_info; c075259346e402e Jiri Pirko 2022-02-04 62 struct mlxsw_linecard_ini_file *ini_file; c075259346e402e Jiri Pirko 2022-02-04 63 int i; c075259346e402e Jiri Pirko 2022-02-04 64 c075259346e402e Jiri Pirko 2022-02-04 65 types_info = linecards->types_info; c075259346e402e Jiri Pirko 2022-02-04 66 if (!types_info) c075259346e402e Jiri Pirko 2022-02-04 67 return NULL; c075259346e402e Jiri Pirko 2022-02-04 68 for (i = 0; i < types_info->count; i++) { c075259346e402e Jiri Pirko 2022-02-04 69 ini_file = linecards->types_info->ini_files[i]; c075259346e402e Jiri Pirko 2022-02-04 70 if (ini_file->format.type == card_type) c075259346e402e Jiri Pirko 2022-02-04 71 return ini_file->format.name; c075259346e402e Jiri Pirko 2022-02-04 72 } c075259346e402e Jiri Pirko 2022-02-04 73 return NULL; c075259346e402e Jiri Pirko 2022-02-04 74 } c075259346e402e Jiri Pirko 2022-02-04 75 c075259346e402e Jiri Pirko 2022-02-04 76 static const char *mlxsw_linecard_type_name(struct mlxsw_linecard *linecard) c075259346e402e Jiri Pirko 2022-02-04 77 { c075259346e402e Jiri Pirko 2022-02-04 78 struct mlxsw_core *mlxsw_core = linecard->linecards->mlxsw_core; c075259346e402e Jiri Pirko 2022-02-04 79 char mddq_pl[MLXSW_REG_MDDQ_LEN]; c075259346e402e Jiri Pirko 2022-02-04 80 int err; c075259346e402e Jiri Pirko 2022-02-04 81 c075259346e402e Jiri Pirko 2022-02-04 82 mlxsw_reg_mddq_slot_name_pack(mddq_pl, linecard->slot_index); c075259346e402e Jiri Pirko 2022-02-04 83 err = mlxsw_reg_query(mlxsw_core, MLXSW_REG(mddq), mddq_pl); c075259346e402e Jiri Pirko 2022-02-04 84 if (err) c075259346e402e Jiri Pirko 2022-02-04 85 return ERR_PTR(err); c075259346e402e Jiri Pirko 2022-02-04 86 mlxsw_reg_mddq_slot_name_unpack(mddq_pl, linecard->name); c075259346e402e Jiri Pirko 2022-02-04 87 return linecard->name; c075259346e402e Jiri Pirko 2022-02-04 88 } c075259346e402e Jiri Pirko 2022-02-04 89 8978a4235a849b8 Jiri Pirko 2021-06-10 90 struct mlxsw_linecard_device_info { 8978a4235a849b8 Jiri Pirko 2021-06-10 91 u16 fw_major; 8978a4235a849b8 Jiri Pirko 2021-06-10 92 u16 fw_minor; 8978a4235a849b8 Jiri Pirko 2021-06-10 93 u16 fw_sub_minor; 8978a4235a849b8 Jiri Pirko 2021-06-10 94 }; 8978a4235a849b8 Jiri Pirko 2021-06-10 95 d6c4ce1acc9e393 Jiri Pirko 2021-02-26 96 struct mlxsw_linecard_device { d6c4ce1acc9e393 Jiri Pirko 2021-02-26 97 struct list_head list; d6c4ce1acc9e393 Jiri Pirko 2021-02-26 98 u8 index; d6c4ce1acc9e393 Jiri Pirko 2021-02-26 99 struct mlxsw_linecard *linecard; d6c4ce1acc9e393 Jiri Pirko 2021-02-26 100 struct devlink_linecard_device *devlink_device; 8978a4235a849b8 Jiri Pirko 2021-06-10 101 struct mlxsw_linecard_device_info info; d6c4ce1acc9e393 Jiri Pirko 2021-02-26 102 }; d6c4ce1acc9e393 Jiri Pirko 2021-02-26 103 8978a4235a849b8 Jiri Pirko 2021-06-10 104 static struct mlxsw_linecard_device * 8978a4235a849b8 Jiri Pirko 2021-06-10 105 mlxsw_linecard_device_lookup(struct mlxsw_linecard *linecard, u8 index) 8978a4235a849b8 Jiri Pirko 2021-06-10 106 { 8978a4235a849b8 Jiri Pirko 2021-06-10 107 struct mlxsw_linecard_device *device; 8978a4235a849b8 Jiri Pirko 2021-06-10 108 8978a4235a849b8 Jiri Pirko 2021-06-10 109 list_for_each_entry(device, &linecard->device_list, list) 8978a4235a849b8 Jiri Pirko 2021-06-10 110 if (device->index == index) 8978a4235a849b8 Jiri Pirko 2021-06-10 111 return device; 8978a4235a849b8 Jiri Pirko 2021-06-10 112 return NULL; 8978a4235a849b8 Jiri Pirko 2021-06-10 113 } 8978a4235a849b8 Jiri Pirko 2021-06-10 114 d6c4ce1acc9e393 Jiri Pirko 2021-02-26 115 static int mlxsw_linecard_device_attach(struct mlxsw_core *mlxsw_core, d6c4ce1acc9e393 Jiri Pirko 2021-02-26 116 struct mlxsw_linecard *linecard, d6c4ce1acc9e393 Jiri Pirko 2021-02-26 117 u8 device_index, bool flash_owner) d6c4ce1acc9e393 Jiri Pirko 2021-02-26 118 { d6c4ce1acc9e393 Jiri Pirko 2021-02-26 119 struct mlxsw_linecard_device *device; d6c4ce1acc9e393 Jiri Pirko 2021-02-26 120 int err; d6c4ce1acc9e393 Jiri Pirko 2021-02-26 121 d6c4ce1acc9e393 Jiri Pirko 2021-02-26 122 device = kzalloc(sizeof(*device), GFP_KERNEL); d6c4ce1acc9e393 Jiri Pirko 2021-02-26 123 if (!device) d6c4ce1acc9e393 Jiri Pirko 2021-02-26 124 return -ENOMEM; d6c4ce1acc9e393 Jiri Pirko 2021-02-26 125 device->index = device_index; d6c4ce1acc9e393 Jiri Pirko 2021-02-26 126 device->linecard = linecard; d6c4ce1acc9e393 Jiri Pirko 2021-02-26 127 d6c4ce1acc9e393 Jiri Pirko 2021-02-26 @128 device->devlink_device = devlink_linecard_device_create(linecard->devlink_linecard, 8978a4235a849b8 Jiri Pirko 2021-06-10 @129 device_index, device); d6c4ce1acc9e393 Jiri Pirko 2021-02-26 130 if (IS_ERR(device->devlink_device)) { d6c4ce1acc9e393 Jiri Pirko 2021-02-26 131 err = PTR_ERR(device->devlink_device); d6c4ce1acc9e393 Jiri Pirko 2021-02-26 132 goto err_devlink_linecard_device_attach; d6c4ce1acc9e393 Jiri Pirko 2021-02-26 133 } d6c4ce1acc9e393 Jiri Pirko 2021-02-26 134 d6c4ce1acc9e393 Jiri Pirko 2021-02-26 135 list_add_tail(&device->list, &linecard->device_list); d6c4ce1acc9e393 Jiri Pirko 2021-02-26 136 return 0; d6c4ce1acc9e393 Jiri Pirko 2021-02-26 137 d6c4ce1acc9e393 Jiri Pirko 2021-02-26 138 err_devlink_linecard_device_attach: d6c4ce1acc9e393 Jiri Pirko 2021-02-26 139 kfree(device); d6c4ce1acc9e393 Jiri Pirko 2021-02-26 140 return err; d6c4ce1acc9e393 Jiri Pirko 2021-02-26 141 } d6c4ce1acc9e393 Jiri Pirko 2021-02-26 142 :::::: The code at line 129 was first introduced by commit :::::: 8978a4235a849b8e4afae8b58287fe199459128d mlxsw: core_linecards: Expose device FW version over device info :::::: TO: Jiri Pirko <jiri(a)nvidia.com&gt; :::::: CC: Jiri Pirko <jiri(a)nvidia.com&gt; --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org