1b2292360Sliuzhongzhu // SPDX-License-Identifier: GPL-2.0+ 2b2292360Sliuzhongzhu /* Copyright (c) 2018-2019 Hisilicon Limited. */ 3b2292360Sliuzhongzhu 4b2292360Sliuzhongzhu #include <linux/debugfs.h> 5b2292360Sliuzhongzhu #include <linux/device.h> 6b2292360Sliuzhongzhu 7b2292360Sliuzhongzhu #include "hnae3.h" 85e69ea7eSYufeng Mo #include "hns3_debugfs.h" 9b2292360Sliuzhongzhu #include "hns3_enet.h" 10b2292360Sliuzhongzhu 11b2292360Sliuzhongzhu static struct dentry *hns3_dbgfs_root; 12b2292360Sliuzhongzhu 135e69ea7eSYufeng Mo static struct hns3_dbg_dentry_info hns3_dbg_dentry[] = { 145e69ea7eSYufeng Mo { 155e69ea7eSYufeng Mo .name = "tm" 165e69ea7eSYufeng Mo }, 1777e91848SHuazhong Tan { 1877e91848SHuazhong Tan .name = "tx_bd_info" 1977e91848SHuazhong Tan }, 2077e91848SHuazhong Tan { 2177e91848SHuazhong Tan .name = "rx_bd_info" 2277e91848SHuazhong Tan }, 231556ea91SHuazhong Tan { 241556ea91SHuazhong Tan .name = "mac_list" 251556ea91SHuazhong Tan }, 26d96b0e59SYufeng Mo { 27d96b0e59SYufeng Mo .name = "reg" 28d96b0e59SYufeng Mo }, 29d2f737cfSHao Chen { 30d2f737cfSHao Chen .name = "queue" 31d2f737cfSHao Chen }, 32b5a0b70dSHao Chen { 33b5a0b70dSHao Chen .name = "fd" 34b5a0b70dSHao Chen }, 355e69ea7eSYufeng Mo /* keep common at the bottom and add new directory above */ 365e69ea7eSYufeng Mo { 375e69ea7eSYufeng Mo .name = "common" 385e69ea7eSYufeng Mo }, 395e69ea7eSYufeng Mo }; 405e69ea7eSYufeng Mo 4177e91848SHuazhong Tan static int hns3_dbg_bd_file_init(struct hnae3_handle *handle, unsigned int cmd); 425e69ea7eSYufeng Mo static int hns3_dbg_common_file_init(struct hnae3_handle *handle, 435e69ea7eSYufeng Mo unsigned int cmd); 445e69ea7eSYufeng Mo 455e69ea7eSYufeng Mo static struct hns3_dbg_cmd_info hns3_dbg_cmd[] = { 465e69ea7eSYufeng Mo { 475e69ea7eSYufeng Mo .name = "tm_nodes", 485e69ea7eSYufeng Mo .cmd = HNAE3_DBG_CMD_TM_NODES, 495e69ea7eSYufeng Mo .dentry = HNS3_DBG_DENTRY_TM, 505e69ea7eSYufeng Mo .buf_len = HNS3_DBG_READ_LEN, 515e69ea7eSYufeng Mo .init = hns3_dbg_common_file_init, 525e69ea7eSYufeng Mo }, 535e69ea7eSYufeng Mo { 545e69ea7eSYufeng Mo .name = "tm_priority", 555e69ea7eSYufeng Mo .cmd = HNAE3_DBG_CMD_TM_PRI, 565e69ea7eSYufeng Mo .dentry = HNS3_DBG_DENTRY_TM, 575e69ea7eSYufeng Mo .buf_len = HNS3_DBG_READ_LEN, 585e69ea7eSYufeng Mo .init = hns3_dbg_common_file_init, 595e69ea7eSYufeng Mo }, 605e69ea7eSYufeng Mo { 615e69ea7eSYufeng Mo .name = "tm_qset", 625e69ea7eSYufeng Mo .cmd = HNAE3_DBG_CMD_TM_QSET, 635e69ea7eSYufeng Mo .dentry = HNS3_DBG_DENTRY_TM, 645e69ea7eSYufeng Mo .buf_len = HNS3_DBG_READ_LEN, 655e69ea7eSYufeng Mo .init = hns3_dbg_common_file_init, 665e69ea7eSYufeng Mo }, 67c929bc2aSJiaran Zhang { 687679f28eSGuangbin Huang .name = "tm_map", 697679f28eSGuangbin Huang .cmd = HNAE3_DBG_CMD_TM_MAP, 707679f28eSGuangbin Huang .dentry = HNS3_DBG_DENTRY_TM, 717679f28eSGuangbin Huang .buf_len = HNS3_DBG_READ_LEN_1MB, 727679f28eSGuangbin Huang .init = hns3_dbg_common_file_init, 737679f28eSGuangbin Huang }, 747679f28eSGuangbin Huang { 75*cad7c215SGuangbin Huang .name = "tm_pg", 76*cad7c215SGuangbin Huang .cmd = HNAE3_DBG_CMD_TM_PG, 77*cad7c215SGuangbin Huang .dentry = HNS3_DBG_DENTRY_TM, 78*cad7c215SGuangbin Huang .buf_len = HNS3_DBG_READ_LEN, 79*cad7c215SGuangbin Huang .init = hns3_dbg_common_file_init, 80*cad7c215SGuangbin Huang }, 81*cad7c215SGuangbin Huang { 82*cad7c215SGuangbin Huang .name = "tm_port", 83*cad7c215SGuangbin Huang .cmd = HNAE3_DBG_CMD_TM_PORT, 84*cad7c215SGuangbin Huang .dentry = HNS3_DBG_DENTRY_TM, 85*cad7c215SGuangbin Huang .buf_len = HNS3_DBG_READ_LEN, 86*cad7c215SGuangbin Huang .init = hns3_dbg_common_file_init, 87*cad7c215SGuangbin Huang }, 88*cad7c215SGuangbin Huang { 89c929bc2aSJiaran Zhang .name = "dev_info", 90c929bc2aSJiaran Zhang .cmd = HNAE3_DBG_CMD_DEV_INFO, 91c929bc2aSJiaran Zhang .dentry = HNS3_DBG_DENTRY_COMMON, 92c929bc2aSJiaran Zhang .buf_len = HNS3_DBG_READ_LEN, 93c929bc2aSJiaran Zhang .init = hns3_dbg_common_file_init, 94c929bc2aSJiaran Zhang }, 9577e91848SHuazhong Tan { 9677e91848SHuazhong Tan .name = "tx_bd_queue", 9777e91848SHuazhong Tan .cmd = HNAE3_DBG_CMD_TX_BD, 9877e91848SHuazhong Tan .dentry = HNS3_DBG_DENTRY_TX_BD, 9977e91848SHuazhong Tan .buf_len = HNS3_DBG_READ_LEN_4MB, 10077e91848SHuazhong Tan .init = hns3_dbg_bd_file_init, 10177e91848SHuazhong Tan }, 10277e91848SHuazhong Tan { 10377e91848SHuazhong Tan .name = "rx_bd_queue", 10477e91848SHuazhong Tan .cmd = HNAE3_DBG_CMD_RX_BD, 10577e91848SHuazhong Tan .dentry = HNS3_DBG_DENTRY_RX_BD, 10677e91848SHuazhong Tan .buf_len = HNS3_DBG_READ_LEN_4MB, 10777e91848SHuazhong Tan .init = hns3_dbg_bd_file_init, 10877e91848SHuazhong Tan }, 1091556ea91SHuazhong Tan { 1101556ea91SHuazhong Tan .name = "uc", 1111556ea91SHuazhong Tan .cmd = HNAE3_DBG_CMD_MAC_UC, 1121556ea91SHuazhong Tan .dentry = HNS3_DBG_DENTRY_MAC, 1131556ea91SHuazhong Tan .buf_len = HNS3_DBG_READ_LEN, 1141556ea91SHuazhong Tan .init = hns3_dbg_common_file_init, 1151556ea91SHuazhong Tan }, 1161556ea91SHuazhong Tan { 1171556ea91SHuazhong Tan .name = "mc", 1181556ea91SHuazhong Tan .cmd = HNAE3_DBG_CMD_MAC_MC, 1191556ea91SHuazhong Tan .dentry = HNS3_DBG_DENTRY_MAC, 1201556ea91SHuazhong Tan .buf_len = HNS3_DBG_READ_LEN, 1211556ea91SHuazhong Tan .init = hns3_dbg_common_file_init, 1221556ea91SHuazhong Tan }, 1238ddfd9c4SYufeng Mo { 1248ddfd9c4SYufeng Mo .name = "mng_tbl", 1258ddfd9c4SYufeng Mo .cmd = HNAE3_DBG_CMD_MNG_TBL, 1268ddfd9c4SYufeng Mo .dentry = HNS3_DBG_DENTRY_COMMON, 1278ddfd9c4SYufeng Mo .buf_len = HNS3_DBG_READ_LEN, 1288ddfd9c4SYufeng Mo .init = hns3_dbg_common_file_init, 1298ddfd9c4SYufeng Mo }, 130d658ff34SYufeng Mo { 131d658ff34SYufeng Mo .name = "loopback", 132d658ff34SYufeng Mo .cmd = HNAE3_DBG_CMD_LOOPBACK, 133d658ff34SYufeng Mo .dentry = HNS3_DBG_DENTRY_COMMON, 134d658ff34SYufeng Mo .buf_len = HNS3_DBG_READ_LEN, 135d658ff34SYufeng Mo .init = hns3_dbg_common_file_init, 136d658ff34SYufeng Mo }, 1379149ca0fSJiaran Zhang { 1389149ca0fSJiaran Zhang .name = "interrupt_info", 1399149ca0fSJiaran Zhang .cmd = HNAE3_DBG_CMD_INTERRUPT_INFO, 1409149ca0fSJiaran Zhang .dentry = HNS3_DBG_DENTRY_COMMON, 1419149ca0fSJiaran Zhang .buf_len = HNS3_DBG_READ_LEN, 1429149ca0fSJiaran Zhang .init = hns3_dbg_common_file_init, 1439149ca0fSJiaran Zhang }, 1441a7ff828SJiaran Zhang { 1451a7ff828SJiaran Zhang .name = "reset_info", 1461a7ff828SJiaran Zhang .cmd = HNAE3_DBG_CMD_RESET_INFO, 1471a7ff828SJiaran Zhang .dentry = HNS3_DBG_DENTRY_COMMON, 1481a7ff828SJiaran Zhang .buf_len = HNS3_DBG_READ_LEN, 1491a7ff828SJiaran Zhang .init = hns3_dbg_common_file_init, 1501a7ff828SJiaran Zhang }, 1510b198b0dSJiaran Zhang { 1520b198b0dSJiaran Zhang .name = "imp_info", 1530b198b0dSJiaran Zhang .cmd = HNAE3_DBG_CMD_IMP_INFO, 1540b198b0dSJiaran Zhang .dentry = HNS3_DBG_DENTRY_COMMON, 1550b198b0dSJiaran Zhang .buf_len = HNS3_DBG_READ_LEN, 1560b198b0dSJiaran Zhang .init = hns3_dbg_common_file_init, 1570b198b0dSJiaran Zhang }, 158e76e6886SJiaran Zhang { 159e76e6886SJiaran Zhang .name = "ncl_config", 160e76e6886SJiaran Zhang .cmd = HNAE3_DBG_CMD_NCL_CONFIG, 161e76e6886SJiaran Zhang .dentry = HNS3_DBG_DENTRY_COMMON, 162e76e6886SJiaran Zhang .buf_len = HNS3_DBG_READ_LEN_128KB, 163e76e6886SJiaran Zhang .init = hns3_dbg_common_file_init, 164e76e6886SJiaran Zhang }, 165d96b0e59SYufeng Mo { 166d96b0e59SYufeng Mo .name = "bios_common", 167d96b0e59SYufeng Mo .cmd = HNAE3_DBG_CMD_REG_BIOS_COMMON, 168d96b0e59SYufeng Mo .dentry = HNS3_DBG_DENTRY_REG, 169d96b0e59SYufeng Mo .buf_len = HNS3_DBG_READ_LEN, 170d96b0e59SYufeng Mo .init = hns3_dbg_common_file_init, 171d96b0e59SYufeng Mo }, 172d96b0e59SYufeng Mo { 173d96b0e59SYufeng Mo .name = "ssu", 174d96b0e59SYufeng Mo .cmd = HNAE3_DBG_CMD_REG_SSU, 175d96b0e59SYufeng Mo .dentry = HNS3_DBG_DENTRY_REG, 176d96b0e59SYufeng Mo .buf_len = HNS3_DBG_READ_LEN, 177d96b0e59SYufeng Mo .init = hns3_dbg_common_file_init, 178d96b0e59SYufeng Mo }, 179d96b0e59SYufeng Mo { 180d96b0e59SYufeng Mo .name = "igu_egu", 181d96b0e59SYufeng Mo .cmd = HNAE3_DBG_CMD_REG_IGU_EGU, 182d96b0e59SYufeng Mo .dentry = HNS3_DBG_DENTRY_REG, 183d96b0e59SYufeng Mo .buf_len = HNS3_DBG_READ_LEN, 184d96b0e59SYufeng Mo .init = hns3_dbg_common_file_init, 185d96b0e59SYufeng Mo }, 186d96b0e59SYufeng Mo { 187d96b0e59SYufeng Mo .name = "rpu", 188d96b0e59SYufeng Mo .cmd = HNAE3_DBG_CMD_REG_RPU, 189d96b0e59SYufeng Mo .dentry = HNS3_DBG_DENTRY_REG, 190d96b0e59SYufeng Mo .buf_len = HNS3_DBG_READ_LEN, 191d96b0e59SYufeng Mo .init = hns3_dbg_common_file_init, 192d96b0e59SYufeng Mo }, 193d96b0e59SYufeng Mo { 194d96b0e59SYufeng Mo .name = "ncsi", 195d96b0e59SYufeng Mo .cmd = HNAE3_DBG_CMD_REG_NCSI, 196d96b0e59SYufeng Mo .dentry = HNS3_DBG_DENTRY_REG, 197d96b0e59SYufeng Mo .buf_len = HNS3_DBG_READ_LEN, 198d96b0e59SYufeng Mo .init = hns3_dbg_common_file_init, 199d96b0e59SYufeng Mo }, 200d96b0e59SYufeng Mo { 201d96b0e59SYufeng Mo .name = "rtc", 202d96b0e59SYufeng Mo .cmd = HNAE3_DBG_CMD_REG_RTC, 203d96b0e59SYufeng Mo .dentry = HNS3_DBG_DENTRY_REG, 204d96b0e59SYufeng Mo .buf_len = HNS3_DBG_READ_LEN, 205d96b0e59SYufeng Mo .init = hns3_dbg_common_file_init, 206d96b0e59SYufeng Mo }, 207d96b0e59SYufeng Mo { 208d96b0e59SYufeng Mo .name = "ppp", 209d96b0e59SYufeng Mo .cmd = HNAE3_DBG_CMD_REG_PPP, 210d96b0e59SYufeng Mo .dentry = HNS3_DBG_DENTRY_REG, 211d96b0e59SYufeng Mo .buf_len = HNS3_DBG_READ_LEN, 212d96b0e59SYufeng Mo .init = hns3_dbg_common_file_init, 213d96b0e59SYufeng Mo }, 214d96b0e59SYufeng Mo { 215d96b0e59SYufeng Mo .name = "rcb", 216d96b0e59SYufeng Mo .cmd = HNAE3_DBG_CMD_REG_RCB, 217d96b0e59SYufeng Mo .dentry = HNS3_DBG_DENTRY_REG, 218d96b0e59SYufeng Mo .buf_len = HNS3_DBG_READ_LEN, 219d96b0e59SYufeng Mo .init = hns3_dbg_common_file_init, 220d96b0e59SYufeng Mo }, 221d96b0e59SYufeng Mo { 222d96b0e59SYufeng Mo .name = "tqp", 223d96b0e59SYufeng Mo .cmd = HNAE3_DBG_CMD_REG_TQP, 224d96b0e59SYufeng Mo .dentry = HNS3_DBG_DENTRY_REG, 225d96b0e59SYufeng Mo .buf_len = HNS3_DBG_READ_LEN, 226d96b0e59SYufeng Mo .init = hns3_dbg_common_file_init, 227d96b0e59SYufeng Mo }, 228d96b0e59SYufeng Mo { 229d96b0e59SYufeng Mo .name = "mac", 230d96b0e59SYufeng Mo .cmd = HNAE3_DBG_CMD_REG_MAC, 231d96b0e59SYufeng Mo .dentry = HNS3_DBG_DENTRY_REG, 232d96b0e59SYufeng Mo .buf_len = HNS3_DBG_READ_LEN, 233d96b0e59SYufeng Mo .init = hns3_dbg_common_file_init, 234d96b0e59SYufeng Mo }, 235365e860aSYufeng Mo { 236365e860aSYufeng Mo .name = "dcb", 237365e860aSYufeng Mo .cmd = HNAE3_DBG_CMD_REG_DCB, 238365e860aSYufeng Mo .dentry = HNS3_DBG_DENTRY_REG, 239365e860aSYufeng Mo .buf_len = HNS3_DBG_READ_LEN, 240365e860aSYufeng Mo .init = hns3_dbg_common_file_init, 241365e860aSYufeng Mo }, 242d2f737cfSHao Chen { 243d2f737cfSHao Chen .name = "queue_map", 244d2f737cfSHao Chen .cmd = HNAE3_DBG_CMD_QUEUE_MAP, 245d2f737cfSHao Chen .dentry = HNS3_DBG_DENTRY_QUEUE, 246d2f737cfSHao Chen .buf_len = HNS3_DBG_READ_LEN, 247d2f737cfSHao Chen .init = hns3_dbg_common_file_init, 248d2f737cfSHao Chen }, 249e44c495dSHao Chen { 250e44c495dSHao Chen .name = "rx_queue_info", 251e44c495dSHao Chen .cmd = HNAE3_DBG_CMD_RX_QUEUE_INFO, 252e44c495dSHao Chen .dentry = HNS3_DBG_DENTRY_QUEUE, 253e44c495dSHao Chen .buf_len = HNS3_DBG_READ_LEN_1MB, 254e44c495dSHao Chen .init = hns3_dbg_common_file_init, 255e44c495dSHao Chen }, 256e44c495dSHao Chen { 257e44c495dSHao Chen .name = "tx_queue_info", 258e44c495dSHao Chen .cmd = HNAE3_DBG_CMD_TX_QUEUE_INFO, 259e44c495dSHao Chen .dentry = HNS3_DBG_DENTRY_QUEUE, 260e44c495dSHao Chen .buf_len = HNS3_DBG_READ_LEN_1MB, 261e44c495dSHao Chen .init = hns3_dbg_common_file_init, 262e44c495dSHao Chen }, 263b5a0b70dSHao Chen { 264b5a0b70dSHao Chen .name = "fd_tcam", 265b5a0b70dSHao Chen .cmd = HNAE3_DBG_CMD_FD_TCAM, 266b5a0b70dSHao Chen .dentry = HNS3_DBG_DENTRY_FD, 267b5a0b70dSHao Chen .buf_len = HNS3_DBG_READ_LEN, 268b5a0b70dSHao Chen .init = hns3_dbg_common_file_init, 269b5a0b70dSHao Chen }, 270c929bc2aSJiaran Zhang }; 271c929bc2aSJiaran Zhang 272c929bc2aSJiaran Zhang static struct hns3_dbg_cap_info hns3_dbg_cap[] = { 273c929bc2aSJiaran Zhang { 274c929bc2aSJiaran Zhang .name = "support FD", 275c929bc2aSJiaran Zhang .cap_bit = HNAE3_DEV_SUPPORT_FD_B, 276c929bc2aSJiaran Zhang }, { 277c929bc2aSJiaran Zhang .name = "support GRO", 278c929bc2aSJiaran Zhang .cap_bit = HNAE3_DEV_SUPPORT_GRO_B, 279c929bc2aSJiaran Zhang }, { 280c929bc2aSJiaran Zhang .name = "support FEC", 281c929bc2aSJiaran Zhang .cap_bit = HNAE3_DEV_SUPPORT_FEC_B, 282c929bc2aSJiaran Zhang }, { 283c929bc2aSJiaran Zhang .name = "support UDP GSO", 284c929bc2aSJiaran Zhang .cap_bit = HNAE3_DEV_SUPPORT_UDP_GSO_B, 285c929bc2aSJiaran Zhang }, { 286c929bc2aSJiaran Zhang .name = "support PTP", 287c929bc2aSJiaran Zhang .cap_bit = HNAE3_DEV_SUPPORT_PTP_B, 288c929bc2aSJiaran Zhang }, { 289c929bc2aSJiaran Zhang .name = "support INT QL", 290c929bc2aSJiaran Zhang .cap_bit = HNAE3_DEV_SUPPORT_INT_QL_B, 291c929bc2aSJiaran Zhang }, { 292c929bc2aSJiaran Zhang .name = "support HW TX csum", 293c929bc2aSJiaran Zhang .cap_bit = HNAE3_DEV_SUPPORT_HW_TX_CSUM_B, 294c929bc2aSJiaran Zhang }, { 295c929bc2aSJiaran Zhang .name = "support UDP tunnel csum", 296c929bc2aSJiaran Zhang .cap_bit = HNAE3_DEV_SUPPORT_UDP_TUNNEL_CSUM_B, 297c929bc2aSJiaran Zhang }, { 298c929bc2aSJiaran Zhang .name = "support TX push", 299c929bc2aSJiaran Zhang .cap_bit = HNAE3_DEV_SUPPORT_TX_PUSH_B, 300c929bc2aSJiaran Zhang }, { 301c929bc2aSJiaran Zhang .name = "support imp-controlled PHY", 302c929bc2aSJiaran Zhang .cap_bit = HNAE3_DEV_SUPPORT_PHY_IMP_B, 303c929bc2aSJiaran Zhang }, { 304c929bc2aSJiaran Zhang .name = "support rxd advanced layout", 305c929bc2aSJiaran Zhang .cap_bit = HNAE3_DEV_SUPPORT_RXD_ADV_LAYOUT_B, 306c929bc2aSJiaran Zhang }, 3075e69ea7eSYufeng Mo }; 3085e69ea7eSYufeng Mo 30977e91848SHuazhong Tan static void hns3_dbg_fill_content(char *content, u16 len, 31077e91848SHuazhong Tan const struct hns3_dbg_item *items, 31177e91848SHuazhong Tan const char **result, u16 size) 31277e91848SHuazhong Tan { 31377e91848SHuazhong Tan char *pos = content; 31477e91848SHuazhong Tan u16 i; 31577e91848SHuazhong Tan 31677e91848SHuazhong Tan memset(content, ' ', len); 31777e91848SHuazhong Tan for (i = 0; i < size; i++) { 31877e91848SHuazhong Tan if (result) 31977e91848SHuazhong Tan strncpy(pos, result[i], strlen(result[i])); 32077e91848SHuazhong Tan else 32177e91848SHuazhong Tan strncpy(pos, items[i].name, strlen(items[i].name)); 32277e91848SHuazhong Tan 32377e91848SHuazhong Tan pos += strlen(items[i].name) + items[i].interval; 32477e91848SHuazhong Tan } 32577e91848SHuazhong Tan 32677e91848SHuazhong Tan *pos++ = '\n'; 32777e91848SHuazhong Tan *pos++ = '\0'; 32877e91848SHuazhong Tan } 32977e91848SHuazhong Tan 330e44c495dSHao Chen static const struct hns3_dbg_item rx_queue_info_items[] = { 331e44c495dSHao Chen { "QUEUE_ID", 2 }, 332e44c495dSHao Chen { "BD_NUM", 2 }, 333e44c495dSHao Chen { "BD_LEN", 2 }, 334e44c495dSHao Chen { "TAIL", 2 }, 335e44c495dSHao Chen { "HEAD", 2 }, 336e44c495dSHao Chen { "FBDNUM", 2 }, 337e44c495dSHao Chen { "PKTNUM", 2 }, 338e44c495dSHao Chen { "RING_EN", 2 }, 339e44c495dSHao Chen { "RX_RING_EN", 2 }, 340e44c495dSHao Chen { "BASE_ADDR", 10 }, 341e44c495dSHao Chen }; 342e44c495dSHao Chen 343e44c495dSHao Chen static void hns3_dump_rx_queue_info(struct hns3_enet_ring *ring, 344e44c495dSHao Chen struct hnae3_ae_dev *ae_dev, char **result, 345e44c495dSHao Chen u32 index) 34657ceee2cSliuzhongzhu { 34757ceee2cSliuzhongzhu u32 base_add_l, base_add_h; 348e44c495dSHao Chen u32 j = 0; 349e44c495dSHao Chen 350e44c495dSHao Chen sprintf(result[j++], "%8u", index); 351e44c495dSHao Chen 352e44c495dSHao Chen sprintf(result[j++], "%6u", readl_relaxed(ring->tqp->io_base + 353e44c495dSHao Chen HNS3_RING_RX_RING_BD_NUM_REG)); 354e44c495dSHao Chen 355e44c495dSHao Chen sprintf(result[j++], "%6u", readl_relaxed(ring->tqp->io_base + 356e44c495dSHao Chen HNS3_RING_RX_RING_BD_LEN_REG)); 357e44c495dSHao Chen 358e44c495dSHao Chen sprintf(result[j++], "%4u", readl_relaxed(ring->tqp->io_base + 359e44c495dSHao Chen HNS3_RING_RX_RING_TAIL_REG)); 360e44c495dSHao Chen 361e44c495dSHao Chen sprintf(result[j++], "%4u", readl_relaxed(ring->tqp->io_base + 362e44c495dSHao Chen HNS3_RING_RX_RING_HEAD_REG)); 363e44c495dSHao Chen 364e44c495dSHao Chen sprintf(result[j++], "%6u", readl_relaxed(ring->tqp->io_base + 365e44c495dSHao Chen HNS3_RING_RX_RING_FBDNUM_REG)); 366e44c495dSHao Chen 367e44c495dSHao Chen sprintf(result[j++], "%6u", readl_relaxed(ring->tqp->io_base + 368e44c495dSHao Chen HNS3_RING_RX_RING_PKTNUM_RECORD_REG)); 369e44c495dSHao Chen 370e44c495dSHao Chen sprintf(result[j++], "%7s", readl_relaxed(ring->tqp->io_base + 371e44c495dSHao Chen HNS3_RING_EN_REG) ? "on" : "off"); 372e44c495dSHao Chen 373e44c495dSHao Chen if (hnae3_ae_dev_tqp_txrx_indep_supported(ae_dev)) 374e44c495dSHao Chen sprintf(result[j++], "%10s", readl_relaxed(ring->tqp->io_base + 375e44c495dSHao Chen HNS3_RING_RX_EN_REG) ? "on" : "off"); 376e44c495dSHao Chen else 377e44c495dSHao Chen sprintf(result[j++], "%10s", "NA"); 378e44c495dSHao Chen 379e44c495dSHao Chen base_add_h = readl_relaxed(ring->tqp->io_base + 380e44c495dSHao Chen HNS3_RING_RX_RING_BASEADDR_H_REG); 381e44c495dSHao Chen base_add_l = readl_relaxed(ring->tqp->io_base + 382e44c495dSHao Chen HNS3_RING_RX_RING_BASEADDR_L_REG); 383e44c495dSHao Chen sprintf(result[j++], "0x%08x%08x", base_add_h, base_add_l); 384e44c495dSHao Chen } 385e44c495dSHao Chen 386e44c495dSHao Chen static int hns3_dbg_rx_queue_info(struct hnae3_handle *h, 387e44c495dSHao Chen char *buf, int len) 388e44c495dSHao Chen { 389e44c495dSHao Chen char data_str[ARRAY_SIZE(rx_queue_info_items)][HNS3_DBG_DATA_STR_LEN]; 390e44c495dSHao Chen struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev); 391e44c495dSHao Chen char *result[ARRAY_SIZE(rx_queue_info_items)]; 392e44c495dSHao Chen struct hns3_nic_priv *priv = h->priv; 393e44c495dSHao Chen char content[HNS3_DBG_INFO_LEN]; 394e44c495dSHao Chen struct hns3_enet_ring *ring; 395e44c495dSHao Chen int pos = 0; 396e44c495dSHao Chen u32 i; 39757ceee2cSliuzhongzhu 3985f06b903SYunsheng Lin if (!priv->ring) { 3995f06b903SYunsheng Lin dev_err(&h->pdev->dev, "priv->ring is NULL\n"); 40057ceee2cSliuzhongzhu return -EFAULT; 40157ceee2cSliuzhongzhu } 40257ceee2cSliuzhongzhu 403e44c495dSHao Chen for (i = 0; i < ARRAY_SIZE(rx_queue_info_items); i++) 404e44c495dSHao Chen result[i] = &data_str[i][0]; 40557ceee2cSliuzhongzhu 406e44c495dSHao Chen hns3_dbg_fill_content(content, sizeof(content), rx_queue_info_items, 407e44c495dSHao Chen NULL, ARRAY_SIZE(rx_queue_info_items)); 408e44c495dSHao Chen pos += scnprintf(buf + pos, len - pos, "%s", content); 409e44c495dSHao Chen for (i = 0; i < h->kinfo.num_tqps; i++) { 41057ceee2cSliuzhongzhu /* Each cycle needs to determine whether the instance is reset, 41157ceee2cSliuzhongzhu * to prevent reference to invalid memory. And need to ensure 41257ceee2cSliuzhongzhu * that the following code is executed within 100ms. 41357ceee2cSliuzhongzhu */ 4147737f1fbSliuzhongzhu if (!test_bit(HNS3_NIC_STATE_INITED, &priv->state) || 41557ceee2cSliuzhongzhu test_bit(HNS3_NIC_STATE_RESETTING, &priv->state)) 41657ceee2cSliuzhongzhu return -EPERM; 41757ceee2cSliuzhongzhu 4185f06b903SYunsheng Lin ring = &priv->ring[(u32)(i + h->kinfo.num_tqps)]; 419e44c495dSHao Chen hns3_dump_rx_queue_info(ring, ae_dev, result, i); 420e44c495dSHao Chen hns3_dbg_fill_content(content, sizeof(content), 421e44c495dSHao Chen rx_queue_info_items, 422e44c495dSHao Chen (const char **)result, 423e44c495dSHao Chen ARRAY_SIZE(rx_queue_info_items)); 424e44c495dSHao Chen pos += scnprintf(buf + pos, len - pos, "%s", content); 425e44c495dSHao Chen } 42657ceee2cSliuzhongzhu 427e44c495dSHao Chen return 0; 428e44c495dSHao Chen } 42957ceee2cSliuzhongzhu 430e44c495dSHao Chen static const struct hns3_dbg_item tx_queue_info_items[] = { 431e44c495dSHao Chen { "QUEUE_ID", 2 }, 432e44c495dSHao Chen { "BD_NUM", 2 }, 433e44c495dSHao Chen { "TC", 2 }, 434e44c495dSHao Chen { "TAIL", 2 }, 435e44c495dSHao Chen { "HEAD", 2 }, 436e44c495dSHao Chen { "FBDNUM", 2 }, 437e44c495dSHao Chen { "OFFSET", 2 }, 438e44c495dSHao Chen { "PKTNUM", 2 }, 439e44c495dSHao Chen { "RING_EN", 2 }, 440e44c495dSHao Chen { "TX_RING_EN", 2 }, 441e44c495dSHao Chen { "BASE_ADDR", 10 }, 442e44c495dSHao Chen }; 44357ceee2cSliuzhongzhu 444e44c495dSHao Chen static void hns3_dump_tx_queue_info(struct hns3_enet_ring *ring, 445e44c495dSHao Chen struct hnae3_ae_dev *ae_dev, char **result, 446e44c495dSHao Chen u32 index) 447e44c495dSHao Chen { 448e44c495dSHao Chen u32 base_add_l, base_add_h; 449e44c495dSHao Chen u32 j = 0; 45057ceee2cSliuzhongzhu 451e44c495dSHao Chen sprintf(result[j++], "%8u", index); 452e44c495dSHao Chen sprintf(result[j++], "%6u", readl_relaxed(ring->tqp->io_base + 453e44c495dSHao Chen HNS3_RING_TX_RING_BD_NUM_REG)); 45457ceee2cSliuzhongzhu 455e44c495dSHao Chen sprintf(result[j++], "%2u", readl_relaxed(ring->tqp->io_base + 456e44c495dSHao Chen HNS3_RING_TX_RING_TC_REG)); 45757ceee2cSliuzhongzhu 458e44c495dSHao Chen sprintf(result[j++], "%4u", readl_relaxed(ring->tqp->io_base + 459e44c495dSHao Chen HNS3_RING_TX_RING_TAIL_REG)); 46057ceee2cSliuzhongzhu 461e44c495dSHao Chen sprintf(result[j++], "%4u", readl_relaxed(ring->tqp->io_base + 462e44c495dSHao Chen HNS3_RING_TX_RING_HEAD_REG)); 463e44c495dSHao Chen 464e44c495dSHao Chen sprintf(result[j++], "%6u", readl_relaxed(ring->tqp->io_base + 465e44c495dSHao Chen HNS3_RING_TX_RING_FBDNUM_REG)); 466e44c495dSHao Chen 467e44c495dSHao Chen sprintf(result[j++], "%6u", readl_relaxed(ring->tqp->io_base + 468e44c495dSHao Chen HNS3_RING_TX_RING_OFFSET_REG)); 469e44c495dSHao Chen 470e44c495dSHao Chen sprintf(result[j++], "%6u", readl_relaxed(ring->tqp->io_base + 471e44c495dSHao Chen HNS3_RING_TX_RING_PKTNUM_RECORD_REG)); 472e44c495dSHao Chen 473e44c495dSHao Chen sprintf(result[j++], "%7s", readl_relaxed(ring->tqp->io_base + 474e44c495dSHao Chen HNS3_RING_EN_REG) ? "on" : "off"); 475e44c495dSHao Chen 476e44c495dSHao Chen if (hnae3_ae_dev_tqp_txrx_indep_supported(ae_dev)) 477e44c495dSHao Chen sprintf(result[j++], "%10s", readl_relaxed(ring->tqp->io_base + 478e44c495dSHao Chen HNS3_RING_TX_EN_REG) ? "on" : "off"); 479e44c495dSHao Chen else 480e44c495dSHao Chen sprintf(result[j++], "%10s", "NA"); 481e44c495dSHao Chen 48257ceee2cSliuzhongzhu base_add_h = readl_relaxed(ring->tqp->io_base + 48357ceee2cSliuzhongzhu HNS3_RING_TX_RING_BASEADDR_H_REG); 48457ceee2cSliuzhongzhu base_add_l = readl_relaxed(ring->tqp->io_base + 48557ceee2cSliuzhongzhu HNS3_RING_TX_RING_BASEADDR_L_REG); 486e44c495dSHao Chen sprintf(result[j++], "0x%08x%08x", base_add_h, base_add_l); 487dbaae5bbSGuangbin Huang } 488dbaae5bbSGuangbin Huang 489e44c495dSHao Chen static int hns3_dbg_tx_queue_info(struct hnae3_handle *h, 490e44c495dSHao Chen char *buf, int len) 491e44c495dSHao Chen { 492e44c495dSHao Chen char data_str[ARRAY_SIZE(tx_queue_info_items)][HNS3_DBG_DATA_STR_LEN]; 493e44c495dSHao Chen struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev); 494e44c495dSHao Chen char *result[ARRAY_SIZE(tx_queue_info_items)]; 495e44c495dSHao Chen struct hns3_nic_priv *priv = h->priv; 496e44c495dSHao Chen char content[HNS3_DBG_INFO_LEN]; 497e44c495dSHao Chen struct hns3_enet_ring *ring; 498e44c495dSHao Chen int pos = 0; 499e44c495dSHao Chen u32 i; 500e44c495dSHao Chen 501e44c495dSHao Chen if (!priv->ring) { 502e44c495dSHao Chen dev_err(&h->pdev->dev, "priv->ring is NULL\n"); 503e44c495dSHao Chen return -EFAULT; 504e44c495dSHao Chen } 505e44c495dSHao Chen 506e44c495dSHao Chen for (i = 0; i < ARRAY_SIZE(tx_queue_info_items); i++) 507e44c495dSHao Chen result[i] = &data_str[i][0]; 508e44c495dSHao Chen 509e44c495dSHao Chen hns3_dbg_fill_content(content, sizeof(content), tx_queue_info_items, 510e44c495dSHao Chen NULL, ARRAY_SIZE(tx_queue_info_items)); 511e44c495dSHao Chen pos += scnprintf(buf + pos, len - pos, "%s", content); 512e44c495dSHao Chen 513e44c495dSHao Chen for (i = 0; i < h->kinfo.num_tqps; i++) { 514e44c495dSHao Chen /* Each cycle needs to determine whether the instance is reset, 515e44c495dSHao Chen * to prevent reference to invalid memory. And need to ensure 516e44c495dSHao Chen * that the following code is executed within 100ms. 517e44c495dSHao Chen */ 518e44c495dSHao Chen if (!test_bit(HNS3_NIC_STATE_INITED, &priv->state) || 519e44c495dSHao Chen test_bit(HNS3_NIC_STATE_RESETTING, &priv->state)) 520e44c495dSHao Chen return -EPERM; 521e44c495dSHao Chen 522e44c495dSHao Chen ring = &priv->ring[i]; 523e44c495dSHao Chen hns3_dump_tx_queue_info(ring, ae_dev, result, i); 524e44c495dSHao Chen hns3_dbg_fill_content(content, sizeof(content), 525e44c495dSHao Chen tx_queue_info_items, 526e44c495dSHao Chen (const char **)result, 527e44c495dSHao Chen ARRAY_SIZE(tx_queue_info_items)); 528e44c495dSHao Chen pos += scnprintf(buf + pos, len - pos, "%s", content); 52957ceee2cSliuzhongzhu } 53057ceee2cSliuzhongzhu 53157ceee2cSliuzhongzhu return 0; 53257ceee2cSliuzhongzhu } 53357ceee2cSliuzhongzhu 534d2f737cfSHao Chen static const struct hns3_dbg_item queue_map_items[] = { 535d2f737cfSHao Chen { "local_queue_id", 2 }, 536d2f737cfSHao Chen { "global_queue_id", 2 }, 537d2f737cfSHao Chen { "vector_id", 2 }, 538d2f737cfSHao Chen }; 539d2f737cfSHao Chen 540d2f737cfSHao Chen static int hns3_dbg_queue_map(struct hnae3_handle *h, char *buf, int len) 5410c29d191Sliuzhongzhu { 542d2f737cfSHao Chen char data_str[ARRAY_SIZE(queue_map_items)][HNS3_DBG_DATA_STR_LEN]; 543d2f737cfSHao Chen char *result[ARRAY_SIZE(queue_map_items)]; 5440c29d191Sliuzhongzhu struct hns3_nic_priv *priv = h->priv; 545d2f737cfSHao Chen char content[HNS3_DBG_INFO_LEN]; 546d2f737cfSHao Chen int pos = 0; 547d2f737cfSHao Chen int j; 548d2f737cfSHao Chen u32 i; 5490c29d191Sliuzhongzhu 5500c29d191Sliuzhongzhu if (!h->ae_algo->ops->get_global_queue_id) 5510c29d191Sliuzhongzhu return -EOPNOTSUPP; 5520c29d191Sliuzhongzhu 553d2f737cfSHao Chen for (i = 0; i < ARRAY_SIZE(queue_map_items); i++) 554d2f737cfSHao Chen result[i] = &data_str[i][0]; 5550c29d191Sliuzhongzhu 556d2f737cfSHao Chen hns3_dbg_fill_content(content, sizeof(content), queue_map_items, 557d2f737cfSHao Chen NULL, ARRAY_SIZE(queue_map_items)); 558d2f737cfSHao Chen pos += scnprintf(buf + pos, len - pos, "%s", content); 559d2f737cfSHao Chen for (i = 0; i < h->kinfo.num_tqps; i++) { 5605f06b903SYunsheng Lin if (!priv->ring || !priv->ring[i].tqp_vector) 5610c29d191Sliuzhongzhu continue; 562d2f737cfSHao Chen j = 0; 563d2f737cfSHao Chen sprintf(result[j++], "%u", i); 564d2f737cfSHao Chen sprintf(result[j++], "%u", 565d2f737cfSHao Chen h->ae_algo->ops->get_global_queue_id(h, i)); 566d2f737cfSHao Chen sprintf(result[j++], "%u", 567d2f737cfSHao Chen priv->ring[i].tqp_vector->vector_irq); 568d2f737cfSHao Chen hns3_dbg_fill_content(content, sizeof(content), queue_map_items, 569d2f737cfSHao Chen (const char **)result, 570d2f737cfSHao Chen ARRAY_SIZE(queue_map_items)); 571d2f737cfSHao Chen pos += scnprintf(buf + pos, len - pos, "%s", content); 5720c29d191Sliuzhongzhu } 5730c29d191Sliuzhongzhu 5740c29d191Sliuzhongzhu return 0; 5750c29d191Sliuzhongzhu } 5760c29d191Sliuzhongzhu 57777e91848SHuazhong Tan static const struct hns3_dbg_item rx_bd_info_items[] = { 57877e91848SHuazhong Tan { "BD_IDX", 3 }, 57977e91848SHuazhong Tan { "L234_INFO", 2 }, 58077e91848SHuazhong Tan { "PKT_LEN", 3 }, 58177e91848SHuazhong Tan { "SIZE", 4 }, 58277e91848SHuazhong Tan { "RSS_HASH", 4 }, 58377e91848SHuazhong Tan { "FD_ID", 2 }, 58477e91848SHuazhong Tan { "VLAN_TAG", 2 }, 58577e91848SHuazhong Tan { "O_DM_VLAN_ID_FB", 2 }, 58677e91848SHuazhong Tan { "OT_VLAN_TAG", 2 }, 58777e91848SHuazhong Tan { "BD_BASE_INFO", 2 }, 58877e91848SHuazhong Tan { "PTYPE", 2 }, 58977e91848SHuazhong Tan { "HW_CSUM", 2 }, 59077e91848SHuazhong Tan }; 59177e91848SHuazhong Tan 59277e91848SHuazhong Tan static void hns3_dump_rx_bd_info(struct hns3_nic_priv *priv, 59377e91848SHuazhong Tan struct hns3_desc *desc, char **result, int idx) 594122bedc5Sliuzhongzhu { 59577e91848SHuazhong Tan unsigned int j = 0; 596122bedc5Sliuzhongzhu 59777e91848SHuazhong Tan sprintf(result[j++], "%5d", idx); 59877e91848SHuazhong Tan sprintf(result[j++], "%#x", le32_to_cpu(desc->rx.l234_info)); 59977e91848SHuazhong Tan sprintf(result[j++], "%7u", le16_to_cpu(desc->rx.pkt_len)); 60077e91848SHuazhong Tan sprintf(result[j++], "%4u", le16_to_cpu(desc->rx.size)); 60177e91848SHuazhong Tan sprintf(result[j++], "%#x", le32_to_cpu(desc->rx.rss_hash)); 60277e91848SHuazhong Tan sprintf(result[j++], "%5u", le16_to_cpu(desc->rx.fd_id)); 60377e91848SHuazhong Tan sprintf(result[j++], "%8u", le16_to_cpu(desc->rx.vlan_tag)); 60477e91848SHuazhong Tan sprintf(result[j++], "%15u", le16_to_cpu(desc->rx.o_dm_vlan_id_fb)); 60577e91848SHuazhong Tan sprintf(result[j++], "%11u", le16_to_cpu(desc->rx.ot_vlan_tag)); 60677e91848SHuazhong Tan sprintf(result[j++], "%#x", le32_to_cpu(desc->rx.bd_base_info)); 60777e91848SHuazhong Tan if (test_bit(HNS3_NIC_STATE_RXD_ADV_LAYOUT_ENABLE, &priv->state)) { 60877e91848SHuazhong Tan u32 ol_info = le32_to_cpu(desc->rx.ol_info); 609122bedc5Sliuzhongzhu 61077e91848SHuazhong Tan sprintf(result[j++], "%5lu", hnae3_get_field(ol_info, 61177e91848SHuazhong Tan HNS3_RXD_PTYPE_M, 61277e91848SHuazhong Tan HNS3_RXD_PTYPE_S)); 61377e91848SHuazhong Tan sprintf(result[j++], "%7u", le16_to_cpu(desc->csum)); 614b1533adaSHuazhong Tan } else { 61577e91848SHuazhong Tan sprintf(result[j++], "NA"); 61677e91848SHuazhong Tan sprintf(result[j++], "NA"); 61777e91848SHuazhong Tan } 618b1533adaSHuazhong Tan } 619b1533adaSHuazhong Tan 62077e91848SHuazhong Tan static int hns3_dbg_rx_bd_info(struct hns3_dbg_data *d, char *buf, int len) 62177e91848SHuazhong Tan { 62277e91848SHuazhong Tan char data_str[ARRAY_SIZE(rx_bd_info_items)][HNS3_DBG_DATA_STR_LEN]; 62377e91848SHuazhong Tan struct hns3_nic_priv *priv = d->handle->priv; 62477e91848SHuazhong Tan char *result[ARRAY_SIZE(rx_bd_info_items)]; 62577e91848SHuazhong Tan char content[HNS3_DBG_INFO_LEN]; 62677e91848SHuazhong Tan struct hns3_enet_ring *ring; 62777e91848SHuazhong Tan struct hns3_desc *desc; 62877e91848SHuazhong Tan unsigned int i; 62977e91848SHuazhong Tan int pos = 0; 630122bedc5Sliuzhongzhu 63177e91848SHuazhong Tan if (d->qid >= d->handle->kinfo.num_tqps) { 63277e91848SHuazhong Tan dev_err(&d->handle->pdev->dev, 63377e91848SHuazhong Tan "queue%u is not in use\n", d->qid); 63477e91848SHuazhong Tan return -EINVAL; 63577e91848SHuazhong Tan } 636122bedc5Sliuzhongzhu 63777e91848SHuazhong Tan for (i = 0; i < ARRAY_SIZE(rx_bd_info_items); i++) 63877e91848SHuazhong Tan result[i] = &data_str[i][0]; 639b1533adaSHuazhong Tan 64077e91848SHuazhong Tan pos += scnprintf(buf + pos, len - pos, 64177e91848SHuazhong Tan "Queue %u rx bd info:\n", d->qid); 64277e91848SHuazhong Tan hns3_dbg_fill_content(content, sizeof(content), rx_bd_info_items, 64377e91848SHuazhong Tan NULL, ARRAY_SIZE(rx_bd_info_items)); 64477e91848SHuazhong Tan pos += scnprintf(buf + pos, len - pos, "%s", content); 64577e91848SHuazhong Tan 64677e91848SHuazhong Tan ring = &priv->ring[d->qid + d->handle->kinfo.num_tqps]; 64777e91848SHuazhong Tan for (i = 0; i < ring->desc_num; i++) { 64877e91848SHuazhong Tan desc = &ring->desc[i]; 64977e91848SHuazhong Tan 65077e91848SHuazhong Tan hns3_dump_rx_bd_info(priv, desc, result, i); 65177e91848SHuazhong Tan hns3_dbg_fill_content(content, sizeof(content), 65277e91848SHuazhong Tan rx_bd_info_items, (const char **)result, 65377e91848SHuazhong Tan ARRAY_SIZE(rx_bd_info_items)); 65477e91848SHuazhong Tan pos += scnprintf(buf + pos, len - pos, "%s", content); 65577e91848SHuazhong Tan } 65677e91848SHuazhong Tan 65777e91848SHuazhong Tan return 0; 65877e91848SHuazhong Tan } 65977e91848SHuazhong Tan 66077e91848SHuazhong Tan static const struct hns3_dbg_item tx_bd_info_items[] = { 66177e91848SHuazhong Tan { "BD_IDX", 5 }, 66277e91848SHuazhong Tan { "ADDRESS", 2 }, 66377e91848SHuazhong Tan { "VLAN_TAG", 2 }, 66477e91848SHuazhong Tan { "SIZE", 2 }, 66577e91848SHuazhong Tan { "T_CS_VLAN_TSO", 2 }, 66677e91848SHuazhong Tan { "OT_VLAN_TAG", 3 }, 66777e91848SHuazhong Tan { "TV", 2 }, 66877e91848SHuazhong Tan { "OLT_VLAN_LEN", 2}, 66977e91848SHuazhong Tan { "PAYLEN_OL4CS", 2}, 67077e91848SHuazhong Tan { "BD_FE_SC_VLD", 2}, 67177e91848SHuazhong Tan { "MSS_HW_CSUM", 0}, 67277e91848SHuazhong Tan }; 67377e91848SHuazhong Tan 67477e91848SHuazhong Tan static void hns3_dump_tx_bd_info(struct hns3_nic_priv *priv, 67577e91848SHuazhong Tan struct hns3_desc *desc, char **result, int idx) 67677e91848SHuazhong Tan { 67777e91848SHuazhong Tan unsigned int j = 0; 67877e91848SHuazhong Tan 67977e91848SHuazhong Tan sprintf(result[j++], "%6d", idx); 68077e91848SHuazhong Tan sprintf(result[j++], "%#llx", le64_to_cpu(desc->addr)); 68177e91848SHuazhong Tan sprintf(result[j++], "%5u", le16_to_cpu(desc->tx.vlan_tag)); 68277e91848SHuazhong Tan sprintf(result[j++], "%5u", le16_to_cpu(desc->tx.send_size)); 68377e91848SHuazhong Tan sprintf(result[j++], "%#x", 68477e91848SHuazhong Tan le32_to_cpu(desc->tx.type_cs_vlan_tso_len)); 68577e91848SHuazhong Tan sprintf(result[j++], "%5u", le16_to_cpu(desc->tx.outer_vlan_tag)); 68677e91848SHuazhong Tan sprintf(result[j++], "%5u", le16_to_cpu(desc->tx.tv)); 68777e91848SHuazhong Tan sprintf(result[j++], "%10u", 68877e91848SHuazhong Tan le32_to_cpu(desc->tx.ol_type_vlan_len_msec)); 68977e91848SHuazhong Tan sprintf(result[j++], "%#x", le32_to_cpu(desc->tx.paylen_ol4cs)); 69077e91848SHuazhong Tan sprintf(result[j++], "%#x", le16_to_cpu(desc->tx.bdtp_fe_sc_vld_ra_ri)); 69177e91848SHuazhong Tan sprintf(result[j++], "%5u", le16_to_cpu(desc->tx.mss_hw_csum)); 69277e91848SHuazhong Tan } 69377e91848SHuazhong Tan 69477e91848SHuazhong Tan static int hns3_dbg_tx_bd_info(struct hns3_dbg_data *d, char *buf, int len) 69577e91848SHuazhong Tan { 69677e91848SHuazhong Tan char data_str[ARRAY_SIZE(tx_bd_info_items)][HNS3_DBG_DATA_STR_LEN]; 69777e91848SHuazhong Tan struct hns3_nic_priv *priv = d->handle->priv; 69877e91848SHuazhong Tan char *result[ARRAY_SIZE(tx_bd_info_items)]; 69977e91848SHuazhong Tan char content[HNS3_DBG_INFO_LEN]; 70077e91848SHuazhong Tan struct hns3_enet_ring *ring; 70177e91848SHuazhong Tan struct hns3_desc *desc; 70277e91848SHuazhong Tan unsigned int i; 70377e91848SHuazhong Tan int pos = 0; 70477e91848SHuazhong Tan 70577e91848SHuazhong Tan if (d->qid >= d->handle->kinfo.num_tqps) { 70677e91848SHuazhong Tan dev_err(&d->handle->pdev->dev, 70777e91848SHuazhong Tan "queue%u is not in use\n", d->qid); 70877e91848SHuazhong Tan return -EINVAL; 70977e91848SHuazhong Tan } 71077e91848SHuazhong Tan 71177e91848SHuazhong Tan for (i = 0; i < ARRAY_SIZE(tx_bd_info_items); i++) 71277e91848SHuazhong Tan result[i] = &data_str[i][0]; 71377e91848SHuazhong Tan 71477e91848SHuazhong Tan pos += scnprintf(buf + pos, len - pos, 71577e91848SHuazhong Tan "Queue %u tx bd info:\n", d->qid); 71677e91848SHuazhong Tan hns3_dbg_fill_content(content, sizeof(content), tx_bd_info_items, 71777e91848SHuazhong Tan NULL, ARRAY_SIZE(tx_bd_info_items)); 71877e91848SHuazhong Tan pos += scnprintf(buf + pos, len - pos, "%s", content); 71977e91848SHuazhong Tan 72077e91848SHuazhong Tan ring = &priv->ring[d->qid]; 72177e91848SHuazhong Tan for (i = 0; i < ring->desc_num; i++) { 72277e91848SHuazhong Tan desc = &ring->desc[i]; 72377e91848SHuazhong Tan 72477e91848SHuazhong Tan hns3_dump_tx_bd_info(priv, desc, result, i); 72577e91848SHuazhong Tan hns3_dbg_fill_content(content, sizeof(content), 72677e91848SHuazhong Tan tx_bd_info_items, (const char **)result, 72777e91848SHuazhong Tan ARRAY_SIZE(tx_bd_info_items)); 72877e91848SHuazhong Tan pos += scnprintf(buf + pos, len - pos, "%s", content); 72977e91848SHuazhong Tan } 730122bedc5Sliuzhongzhu 731122bedc5Sliuzhongzhu return 0; 732122bedc5Sliuzhongzhu } 733122bedc5Sliuzhongzhu 734b2292360Sliuzhongzhu static void hns3_dbg_help(struct hnae3_handle *h) 735b2292360Sliuzhongzhu { 736b2292360Sliuzhongzhu dev_info(&h->pdev->dev, "available commands\n"); 73797afd47bSYufeng Mo 73897afd47bSYufeng Mo if (!hns3_is_phys_func(h->pdev)) 73997afd47bSYufeng Mo return; 74097afd47bSYufeng Mo 7412849d4e7Sliuzhongzhu dev_info(&h->pdev->dev, "dump tc\n"); 742d958919dSliuzhongzhu dev_info(&h->pdev->dev, "dump qos pause cfg\n"); 7436fc22440Sliuzhongzhu dev_info(&h->pdev->dev, "dump qos pri map\n"); 7447d9d7f88Sliuzhongzhu dev_info(&h->pdev->dev, "dump qos buf cfg\n"); 745a6345787SWeihang Li dev_info(&h->pdev->dev, "dump mac tnl status\n"); 74689ec9485SYonglong Liu dev_info(&h->pdev->dev, "dump qs shaper [qs id]\n"); 747b2292360Sliuzhongzhu } 748b2292360Sliuzhongzhu 749c929bc2aSJiaran Zhang static void 750c929bc2aSJiaran Zhang hns3_dbg_dev_caps(struct hnae3_handle *h, char *buf, int len, int *pos) 7519484e337SGuangbin Huang { 7529484e337SGuangbin Huang struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev); 753c929bc2aSJiaran Zhang static const char * const str[] = {"no", "yes"}; 754c929bc2aSJiaran Zhang unsigned long *caps = ae_dev->caps; 755c929bc2aSJiaran Zhang u32 i, state; 7569484e337SGuangbin Huang 757c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "dev capability:\n"); 7589484e337SGuangbin Huang 759c929bc2aSJiaran Zhang for (i = 0; i < ARRAY_SIZE(hns3_dbg_cap); i++) { 760c929bc2aSJiaran Zhang state = test_bit(hns3_dbg_cap[i].cap_bit, caps); 761c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "%s: %s\n", 762c929bc2aSJiaran Zhang hns3_dbg_cap[i].name, str[state]); 7639484e337SGuangbin Huang } 7649484e337SGuangbin Huang 765c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "\n"); 766c929bc2aSJiaran Zhang } 767c929bc2aSJiaran Zhang 768c929bc2aSJiaran Zhang static void 769c929bc2aSJiaran Zhang hns3_dbg_dev_specs(struct hnae3_handle *h, char *buf, int len, int *pos) 770b4442ec5SGuangbin Huang { 771b4442ec5SGuangbin Huang struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev); 772b4442ec5SGuangbin Huang struct hnae3_dev_specs *dev_specs = &ae_dev->dev_specs; 773b4442ec5SGuangbin Huang struct hnae3_knic_private_info *kinfo = &h->kinfo; 774b4442ec5SGuangbin Huang 775c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "dev_spec:\n"); 776c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "MAC entry num: %u\n", 777c929bc2aSJiaran Zhang dev_specs->mac_entry_num); 778c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "MNG entry num: %u\n", 779c929bc2aSJiaran Zhang dev_specs->mng_entry_num); 780c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "MAX non tso bd num: %u\n", 781b4442ec5SGuangbin Huang dev_specs->max_non_tso_bd_num); 782c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "RSS ind tbl size: %u\n", 783b4442ec5SGuangbin Huang dev_specs->rss_ind_tbl_size); 784c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "RSS key size: %u\n", 785c929bc2aSJiaran Zhang dev_specs->rss_key_size); 786c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "RSS size: %u\n", 787c929bc2aSJiaran Zhang kinfo->rss_size); 788c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "Allocated RSS size: %u\n", 789c929bc2aSJiaran Zhang kinfo->req_rss_size); 790c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, 791c929bc2aSJiaran Zhang "Task queue pairs numbers: %u\n", 792c929bc2aSJiaran Zhang kinfo->num_tqps); 793c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "RX buffer length: %u\n", 794c929bc2aSJiaran Zhang kinfo->rx_buf_len); 795c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "Desc num per TX queue: %u\n", 796c929bc2aSJiaran Zhang kinfo->num_tx_desc); 797c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "Desc num per RX queue: %u\n", 798c929bc2aSJiaran Zhang kinfo->num_rx_desc); 799c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, 800c929bc2aSJiaran Zhang "Total number of enabled TCs: %u\n", 80135244430SJian Shen kinfo->tc_info.num_tc); 802c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "MAX INT QL: %u\n", 803c929bc2aSJiaran Zhang dev_specs->int_ql_max); 804c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "MAX INT GL: %u\n", 805c929bc2aSJiaran Zhang dev_specs->max_int_gl); 806c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "MAX TM RATE: %u\n", 807c929bc2aSJiaran Zhang dev_specs->max_tm_rate); 808c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "MAX QSET number: %u\n", 809c929bc2aSJiaran Zhang dev_specs->max_qset_num); 810c929bc2aSJiaran Zhang } 811c929bc2aSJiaran Zhang 812c929bc2aSJiaran Zhang static int hns3_dbg_dev_info(struct hnae3_handle *h, char *buf, int len) 813c929bc2aSJiaran Zhang { 814c929bc2aSJiaran Zhang int pos = 0; 815c929bc2aSJiaran Zhang 816c929bc2aSJiaran Zhang hns3_dbg_dev_caps(h, buf, len, &pos); 817c929bc2aSJiaran Zhang 818c929bc2aSJiaran Zhang hns3_dbg_dev_specs(h, buf, len, &pos); 819c929bc2aSJiaran Zhang 820c929bc2aSJiaran Zhang return 0; 821b4442ec5SGuangbin Huang } 822b4442ec5SGuangbin Huang 823b2292360Sliuzhongzhu static ssize_t hns3_dbg_cmd_read(struct file *filp, char __user *buffer, 824b2292360Sliuzhongzhu size_t count, loff_t *ppos) 825b2292360Sliuzhongzhu { 826b2292360Sliuzhongzhu int uncopy_bytes; 827b2292360Sliuzhongzhu char *buf; 828b2292360Sliuzhongzhu int len; 829b2292360Sliuzhongzhu 830b2292360Sliuzhongzhu if (*ppos != 0) 831b2292360Sliuzhongzhu return 0; 832b2292360Sliuzhongzhu 833b2292360Sliuzhongzhu if (count < HNS3_DBG_READ_LEN) 834b2292360Sliuzhongzhu return -ENOSPC; 835b2292360Sliuzhongzhu 836b2292360Sliuzhongzhu buf = kzalloc(HNS3_DBG_READ_LEN, GFP_KERNEL); 837b2292360Sliuzhongzhu if (!buf) 838b2292360Sliuzhongzhu return -ENOMEM; 839b2292360Sliuzhongzhu 84049e211c0SChen Zhou len = scnprintf(buf, HNS3_DBG_READ_LEN, "%s\n", 841b2292360Sliuzhongzhu "Please echo help to cmd to get help information"); 842b2292360Sliuzhongzhu uncopy_bytes = copy_to_user(buffer, buf, len); 843b2292360Sliuzhongzhu 844b2292360Sliuzhongzhu kfree(buf); 845b2292360Sliuzhongzhu 846b2292360Sliuzhongzhu if (uncopy_bytes) 847b2292360Sliuzhongzhu return -EFAULT; 848b2292360Sliuzhongzhu 849b2292360Sliuzhongzhu return (*ppos = len); 850b2292360Sliuzhongzhu } 851b2292360Sliuzhongzhu 852c318af3fSPeng Li static int hns3_dbg_check_cmd(struct hnae3_handle *handle, char *cmd_buf) 853c318af3fSPeng Li { 854c318af3fSPeng Li int ret = 0; 855c318af3fSPeng Li 856c318af3fSPeng Li if (strncmp(cmd_buf, "help", 4) == 0) 857c318af3fSPeng Li hns3_dbg_help(handle); 858c318af3fSPeng Li else if (handle->ae_algo->ops->dbg_run_cmd) 859c318af3fSPeng Li ret = handle->ae_algo->ops->dbg_run_cmd(handle, cmd_buf); 860c318af3fSPeng Li else 861c318af3fSPeng Li ret = -EOPNOTSUPP; 862c318af3fSPeng Li 863c318af3fSPeng Li return ret; 864c318af3fSPeng Li } 865c318af3fSPeng Li 866b2292360Sliuzhongzhu static ssize_t hns3_dbg_cmd_write(struct file *filp, const char __user *buffer, 867b2292360Sliuzhongzhu size_t count, loff_t *ppos) 868b2292360Sliuzhongzhu { 869b2292360Sliuzhongzhu struct hnae3_handle *handle = filp->private_data; 87057ceee2cSliuzhongzhu struct hns3_nic_priv *priv = handle->priv; 871b2292360Sliuzhongzhu char *cmd_buf, *cmd_buf_tmp; 872b2292360Sliuzhongzhu int uncopied_bytes; 873c318af3fSPeng Li int ret; 874b2292360Sliuzhongzhu 875b2292360Sliuzhongzhu if (*ppos != 0) 876b2292360Sliuzhongzhu return 0; 877b2292360Sliuzhongzhu 87857ceee2cSliuzhongzhu /* Judge if the instance is being reset. */ 8797737f1fbSliuzhongzhu if (!test_bit(HNS3_NIC_STATE_INITED, &priv->state) || 88057ceee2cSliuzhongzhu test_bit(HNS3_NIC_STATE_RESETTING, &priv->state)) 88157ceee2cSliuzhongzhu return 0; 88257ceee2cSliuzhongzhu 8837ac243f9SYufeng Mo if (count > HNS3_DBG_WRITE_LEN) 8847ac243f9SYufeng Mo return -ENOSPC; 8857ac243f9SYufeng Mo 886b2292360Sliuzhongzhu cmd_buf = kzalloc(count + 1, GFP_KERNEL); 887b2292360Sliuzhongzhu if (!cmd_buf) 888b2292360Sliuzhongzhu return count; 889b2292360Sliuzhongzhu 890b2292360Sliuzhongzhu uncopied_bytes = copy_from_user(cmd_buf, buffer, count); 891b2292360Sliuzhongzhu if (uncopied_bytes) { 892b2292360Sliuzhongzhu kfree(cmd_buf); 893b2292360Sliuzhongzhu return -EFAULT; 894b2292360Sliuzhongzhu } 895b2292360Sliuzhongzhu 896b2292360Sliuzhongzhu cmd_buf[count] = '\0'; 897b2292360Sliuzhongzhu 898b2292360Sliuzhongzhu cmd_buf_tmp = strchr(cmd_buf, '\n'); 899b2292360Sliuzhongzhu if (cmd_buf_tmp) { 900b2292360Sliuzhongzhu *cmd_buf_tmp = '\0'; 901b2292360Sliuzhongzhu count = cmd_buf_tmp - cmd_buf + 1; 902b2292360Sliuzhongzhu } 903b2292360Sliuzhongzhu 904c318af3fSPeng Li ret = hns3_dbg_check_cmd(handle, cmd_buf); 905b2292360Sliuzhongzhu if (ret) 906b2292360Sliuzhongzhu hns3_dbg_help(handle); 907b2292360Sliuzhongzhu 908b2292360Sliuzhongzhu kfree(cmd_buf); 909b2292360Sliuzhongzhu cmd_buf = NULL; 910b2292360Sliuzhongzhu 911b2292360Sliuzhongzhu return count; 912b2292360Sliuzhongzhu } 913b2292360Sliuzhongzhu 9145e69ea7eSYufeng Mo static int hns3_dbg_get_cmd_index(struct hnae3_handle *handle, 9155e69ea7eSYufeng Mo const unsigned char *name, u32 *index) 9165e69ea7eSYufeng Mo { 9175e69ea7eSYufeng Mo u32 i; 9185e69ea7eSYufeng Mo 9195e69ea7eSYufeng Mo for (i = 0; i < ARRAY_SIZE(hns3_dbg_cmd); i++) { 9205e69ea7eSYufeng Mo if (!strncmp(name, hns3_dbg_cmd[i].name, 9215e69ea7eSYufeng Mo strlen(hns3_dbg_cmd[i].name))) { 9225e69ea7eSYufeng Mo *index = i; 9235e69ea7eSYufeng Mo return 0; 9245e69ea7eSYufeng Mo } 9255e69ea7eSYufeng Mo } 9265e69ea7eSYufeng Mo 9275e69ea7eSYufeng Mo dev_err(&handle->pdev->dev, "unknown command(%s)\n", name); 9285e69ea7eSYufeng Mo return -EINVAL; 9295e69ea7eSYufeng Mo } 9305e69ea7eSYufeng Mo 931c929bc2aSJiaran Zhang static const struct hns3_dbg_func hns3_dbg_cmd_func[] = { 932c929bc2aSJiaran Zhang { 933d2f737cfSHao Chen .cmd = HNAE3_DBG_CMD_QUEUE_MAP, 934d2f737cfSHao Chen .dbg_dump = hns3_dbg_queue_map, 935d2f737cfSHao Chen }, 936d2f737cfSHao Chen { 937c929bc2aSJiaran Zhang .cmd = HNAE3_DBG_CMD_DEV_INFO, 938c929bc2aSJiaran Zhang .dbg_dump = hns3_dbg_dev_info, 939c929bc2aSJiaran Zhang }, 94077e91848SHuazhong Tan { 94177e91848SHuazhong Tan .cmd = HNAE3_DBG_CMD_TX_BD, 94277e91848SHuazhong Tan .dbg_dump_bd = hns3_dbg_tx_bd_info, 94377e91848SHuazhong Tan }, 94477e91848SHuazhong Tan { 94577e91848SHuazhong Tan .cmd = HNAE3_DBG_CMD_RX_BD, 94677e91848SHuazhong Tan .dbg_dump_bd = hns3_dbg_rx_bd_info, 94777e91848SHuazhong Tan }, 948e44c495dSHao Chen { 949e44c495dSHao Chen .cmd = HNAE3_DBG_CMD_RX_QUEUE_INFO, 950e44c495dSHao Chen .dbg_dump = hns3_dbg_rx_queue_info, 951e44c495dSHao Chen }, 952e44c495dSHao Chen { 953e44c495dSHao Chen .cmd = HNAE3_DBG_CMD_TX_QUEUE_INFO, 954e44c495dSHao Chen .dbg_dump = hns3_dbg_tx_queue_info, 955e44c495dSHao Chen }, 956c929bc2aSJiaran Zhang }; 957c929bc2aSJiaran Zhang 95877e91848SHuazhong Tan static int hns3_dbg_read_cmd(struct hns3_dbg_data *dbg_data, 9595e69ea7eSYufeng Mo enum hnae3_dbg_cmd cmd, char *buf, int len) 9605e69ea7eSYufeng Mo { 96177e91848SHuazhong Tan const struct hnae3_ae_ops *ops = dbg_data->handle->ae_algo->ops; 96277e91848SHuazhong Tan const struct hns3_dbg_func *cmd_func; 963c929bc2aSJiaran Zhang u32 i; 964c929bc2aSJiaran Zhang 965c929bc2aSJiaran Zhang for (i = 0; i < ARRAY_SIZE(hns3_dbg_cmd_func); i++) { 96677e91848SHuazhong Tan if (cmd == hns3_dbg_cmd_func[i].cmd) { 96777e91848SHuazhong Tan cmd_func = &hns3_dbg_cmd_func[i]; 96877e91848SHuazhong Tan if (cmd_func->dbg_dump) 96977e91848SHuazhong Tan return cmd_func->dbg_dump(dbg_data->handle, buf, 97077e91848SHuazhong Tan len); 97177e91848SHuazhong Tan else 97277e91848SHuazhong Tan return cmd_func->dbg_dump_bd(dbg_data, buf, 97377e91848SHuazhong Tan len); 97477e91848SHuazhong Tan } 975c929bc2aSJiaran Zhang } 9765e69ea7eSYufeng Mo 9775e69ea7eSYufeng Mo if (!ops->dbg_read_cmd) 9785e69ea7eSYufeng Mo return -EOPNOTSUPP; 9795e69ea7eSYufeng Mo 98077e91848SHuazhong Tan return ops->dbg_read_cmd(dbg_data->handle, cmd, buf, len); 9815e69ea7eSYufeng Mo } 9825e69ea7eSYufeng Mo 98304987ca1SGuangbin Huang static ssize_t hns3_dbg_read(struct file *filp, char __user *buffer, 98404987ca1SGuangbin Huang size_t count, loff_t *ppos) 98504987ca1SGuangbin Huang { 98677e91848SHuazhong Tan struct hns3_dbg_data *dbg_data = filp->private_data; 98777e91848SHuazhong Tan struct hnae3_handle *handle = dbg_data->handle; 98804987ca1SGuangbin Huang struct hns3_nic_priv *priv = handle->priv; 98904987ca1SGuangbin Huang ssize_t size = 0; 9905e69ea7eSYufeng Mo char **save_buf; 9915e69ea7eSYufeng Mo char *read_buf; 9925e69ea7eSYufeng Mo u32 index; 9935e69ea7eSYufeng Mo int ret; 99404987ca1SGuangbin Huang 9955e69ea7eSYufeng Mo ret = hns3_dbg_get_cmd_index(handle, filp->f_path.dentry->d_iname, 9965e69ea7eSYufeng Mo &index); 9975e69ea7eSYufeng Mo if (ret) 9985e69ea7eSYufeng Mo return ret; 9995e69ea7eSYufeng Mo 10005e69ea7eSYufeng Mo save_buf = &hns3_dbg_cmd[index].buf; 10015e69ea7eSYufeng Mo 10025e69ea7eSYufeng Mo if (!test_bit(HNS3_NIC_STATE_INITED, &priv->state) || 10035e69ea7eSYufeng Mo test_bit(HNS3_NIC_STATE_RESETTING, &priv->state)) { 10045e69ea7eSYufeng Mo ret = -EBUSY; 10055e69ea7eSYufeng Mo goto out; 10065e69ea7eSYufeng Mo } 10075e69ea7eSYufeng Mo 10085e69ea7eSYufeng Mo if (*save_buf) { 10095e69ea7eSYufeng Mo read_buf = *save_buf; 10105e69ea7eSYufeng Mo } else { 10115e69ea7eSYufeng Mo read_buf = kvzalloc(hns3_dbg_cmd[index].buf_len, GFP_KERNEL); 101204987ca1SGuangbin Huang if (!read_buf) 101304987ca1SGuangbin Huang return -ENOMEM; 101404987ca1SGuangbin Huang 10155e69ea7eSYufeng Mo /* save the buffer addr until the last read operation */ 10165e69ea7eSYufeng Mo *save_buf = read_buf; 10175e69ea7eSYufeng Mo } 101804987ca1SGuangbin Huang 10195e69ea7eSYufeng Mo /* get data ready for the first time to read */ 10205e69ea7eSYufeng Mo if (!*ppos) { 102177e91848SHuazhong Tan ret = hns3_dbg_read_cmd(dbg_data, hns3_dbg_cmd[index].cmd, 10225e69ea7eSYufeng Mo read_buf, hns3_dbg_cmd[index].buf_len); 10235e69ea7eSYufeng Mo if (ret) 102404987ca1SGuangbin Huang goto out; 102504987ca1SGuangbin Huang } 102604987ca1SGuangbin Huang 102704987ca1SGuangbin Huang size = simple_read_from_buffer(buffer, count, ppos, read_buf, 102804987ca1SGuangbin Huang strlen(read_buf)); 10295e69ea7eSYufeng Mo if (size > 0) 10305e69ea7eSYufeng Mo return size; 103104987ca1SGuangbin Huang 103204987ca1SGuangbin Huang out: 10335e69ea7eSYufeng Mo /* free the buffer for the last read operation */ 10345e69ea7eSYufeng Mo if (*save_buf) { 10355e69ea7eSYufeng Mo kvfree(*save_buf); 10365e69ea7eSYufeng Mo *save_buf = NULL; 10375e69ea7eSYufeng Mo } 10385e69ea7eSYufeng Mo 10395e69ea7eSYufeng Mo return ret; 104004987ca1SGuangbin Huang } 104104987ca1SGuangbin Huang 1042b2292360Sliuzhongzhu static const struct file_operations hns3_dbg_cmd_fops = { 1043b2292360Sliuzhongzhu .owner = THIS_MODULE, 1044b2292360Sliuzhongzhu .open = simple_open, 1045b2292360Sliuzhongzhu .read = hns3_dbg_cmd_read, 1046b2292360Sliuzhongzhu .write = hns3_dbg_cmd_write, 1047b2292360Sliuzhongzhu }; 1048b2292360Sliuzhongzhu 104904987ca1SGuangbin Huang static const struct file_operations hns3_dbg_fops = { 105004987ca1SGuangbin Huang .owner = THIS_MODULE, 105104987ca1SGuangbin Huang .open = simple_open, 105204987ca1SGuangbin Huang .read = hns3_dbg_read, 105304987ca1SGuangbin Huang }; 105404987ca1SGuangbin Huang 105577e91848SHuazhong Tan static int hns3_dbg_bd_file_init(struct hnae3_handle *handle, u32 cmd) 105677e91848SHuazhong Tan { 105777e91848SHuazhong Tan struct dentry *entry_dir; 105877e91848SHuazhong Tan struct hns3_dbg_data *data; 105977e91848SHuazhong Tan u16 max_queue_num; 106077e91848SHuazhong Tan unsigned int i; 106177e91848SHuazhong Tan 106277e91848SHuazhong Tan entry_dir = hns3_dbg_dentry[hns3_dbg_cmd[cmd].dentry].dentry; 106377e91848SHuazhong Tan max_queue_num = hns3_get_max_available_channels(handle); 106477e91848SHuazhong Tan data = devm_kzalloc(&handle->pdev->dev, max_queue_num * sizeof(*data), 106577e91848SHuazhong Tan GFP_KERNEL); 106677e91848SHuazhong Tan if (!data) 106777e91848SHuazhong Tan return -ENOMEM; 106877e91848SHuazhong Tan 106977e91848SHuazhong Tan for (i = 0; i < max_queue_num; i++) { 107077e91848SHuazhong Tan char name[HNS3_DBG_FILE_NAME_LEN]; 107177e91848SHuazhong Tan 107277e91848SHuazhong Tan data[i].handle = handle; 107377e91848SHuazhong Tan data[i].qid = i; 107477e91848SHuazhong Tan sprintf(name, "%s%u", hns3_dbg_cmd[cmd].name, i); 107577e91848SHuazhong Tan debugfs_create_file(name, 0400, entry_dir, &data[i], 107677e91848SHuazhong Tan &hns3_dbg_fops); 107777e91848SHuazhong Tan } 107877e91848SHuazhong Tan 107977e91848SHuazhong Tan return 0; 108077e91848SHuazhong Tan } 108177e91848SHuazhong Tan 10825e69ea7eSYufeng Mo static int 10835e69ea7eSYufeng Mo hns3_dbg_common_file_init(struct hnae3_handle *handle, u32 cmd) 10845e69ea7eSYufeng Mo { 108577e91848SHuazhong Tan struct hns3_dbg_data *data; 10865e69ea7eSYufeng Mo struct dentry *entry_dir; 10875e69ea7eSYufeng Mo 108877e91848SHuazhong Tan data = devm_kzalloc(&handle->pdev->dev, sizeof(*data), GFP_KERNEL); 108977e91848SHuazhong Tan if (!data) 109077e91848SHuazhong Tan return -ENOMEM; 109177e91848SHuazhong Tan 109277e91848SHuazhong Tan data->handle = handle; 10935e69ea7eSYufeng Mo entry_dir = hns3_dbg_dentry[hns3_dbg_cmd[cmd].dentry].dentry; 10945e69ea7eSYufeng Mo debugfs_create_file(hns3_dbg_cmd[cmd].name, 0400, entry_dir, 109577e91848SHuazhong Tan data, &hns3_dbg_fops); 10965e69ea7eSYufeng Mo 10975e69ea7eSYufeng Mo return 0; 10985e69ea7eSYufeng Mo } 10995e69ea7eSYufeng Mo 11005e69ea7eSYufeng Mo int hns3_dbg_init(struct hnae3_handle *handle) 1101b2292360Sliuzhongzhu { 110204987ca1SGuangbin Huang struct hnae3_ae_dev *ae_dev = pci_get_drvdata(handle->pdev); 1103b2292360Sliuzhongzhu const char *name = pci_name(handle->pdev); 11045e69ea7eSYufeng Mo int ret; 11055e69ea7eSYufeng Mo u32 i; 1106b2292360Sliuzhongzhu 11075e69ea7eSYufeng Mo hns3_dbg_dentry[HNS3_DBG_DENTRY_COMMON].dentry = 11085e69ea7eSYufeng Mo debugfs_create_dir(name, hns3_dbgfs_root); 11095e69ea7eSYufeng Mo handle->hnae3_dbgfs = hns3_dbg_dentry[HNS3_DBG_DENTRY_COMMON].dentry; 1110b2292360Sliuzhongzhu 111111ab11e6SGreg Kroah-Hartman debugfs_create_file("cmd", 0600, handle->hnae3_dbgfs, handle, 1112b2292360Sliuzhongzhu &hns3_dbg_cmd_fops); 111304987ca1SGuangbin Huang 11145e69ea7eSYufeng Mo for (i = 0; i < HNS3_DBG_DENTRY_COMMON; i++) 11155e69ea7eSYufeng Mo hns3_dbg_dentry[i].dentry = 11165e69ea7eSYufeng Mo debugfs_create_dir(hns3_dbg_dentry[i].name, 11175e69ea7eSYufeng Mo handle->hnae3_dbgfs); 11185e69ea7eSYufeng Mo 11195e69ea7eSYufeng Mo for (i = 0; i < ARRAY_SIZE(hns3_dbg_cmd); i++) { 11205e69ea7eSYufeng Mo if (hns3_dbg_cmd[i].cmd == HNAE3_DBG_CMD_TM_NODES && 11215e69ea7eSYufeng Mo ae_dev->dev_version <= HNAE3_DEVICE_VERSION_V2) 11225e69ea7eSYufeng Mo continue; 11235e69ea7eSYufeng Mo 11245e69ea7eSYufeng Mo if (!hns3_dbg_cmd[i].init) { 11255e69ea7eSYufeng Mo dev_err(&handle->pdev->dev, 11265e69ea7eSYufeng Mo "cmd %s lack of init func\n", 11275e69ea7eSYufeng Mo hns3_dbg_cmd[i].name); 11285e69ea7eSYufeng Mo ret = -EINVAL; 11295e69ea7eSYufeng Mo goto out; 11305e69ea7eSYufeng Mo } 11315e69ea7eSYufeng Mo 11325e69ea7eSYufeng Mo ret = hns3_dbg_cmd[i].init(handle, i); 11335e69ea7eSYufeng Mo if (ret) { 11345e69ea7eSYufeng Mo dev_err(&handle->pdev->dev, "failed to init cmd %s\n", 11355e69ea7eSYufeng Mo hns3_dbg_cmd[i].name); 11365e69ea7eSYufeng Mo goto out; 11375e69ea7eSYufeng Mo } 11385e69ea7eSYufeng Mo } 11395e69ea7eSYufeng Mo 11405e69ea7eSYufeng Mo return 0; 11415e69ea7eSYufeng Mo 11425e69ea7eSYufeng Mo out: 11435e69ea7eSYufeng Mo debugfs_remove_recursive(handle->hnae3_dbgfs); 11445e69ea7eSYufeng Mo handle->hnae3_dbgfs = NULL; 11455e69ea7eSYufeng Mo return ret; 1146b2292360Sliuzhongzhu } 1147b2292360Sliuzhongzhu 1148b2292360Sliuzhongzhu void hns3_dbg_uninit(struct hnae3_handle *handle) 1149b2292360Sliuzhongzhu { 11505e69ea7eSYufeng Mo u32 i; 11515e69ea7eSYufeng Mo 11525e69ea7eSYufeng Mo for (i = 0; i < ARRAY_SIZE(hns3_dbg_cmd); i++) 11535e69ea7eSYufeng Mo if (hns3_dbg_cmd[i].buf) { 11545e69ea7eSYufeng Mo kvfree(hns3_dbg_cmd[i].buf); 11555e69ea7eSYufeng Mo hns3_dbg_cmd[i].buf = NULL; 11565e69ea7eSYufeng Mo } 11575e69ea7eSYufeng Mo 1158b2292360Sliuzhongzhu debugfs_remove_recursive(handle->hnae3_dbgfs); 1159b2292360Sliuzhongzhu handle->hnae3_dbgfs = NULL; 1160b2292360Sliuzhongzhu } 1161b2292360Sliuzhongzhu 1162b2292360Sliuzhongzhu void hns3_dbg_register_debugfs(const char *debugfs_dir_name) 1163b2292360Sliuzhongzhu { 1164b2292360Sliuzhongzhu hns3_dbgfs_root = debugfs_create_dir(debugfs_dir_name, NULL); 1165b2292360Sliuzhongzhu } 1166b2292360Sliuzhongzhu 1167b2292360Sliuzhongzhu void hns3_dbg_unregister_debugfs(void) 1168b2292360Sliuzhongzhu { 1169b2292360Sliuzhongzhu debugfs_remove_recursive(hns3_dbgfs_root); 1170b2292360Sliuzhongzhu hns3_dbgfs_root = NULL; 1171b2292360Sliuzhongzhu } 1172