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 { 75cad7c215SGuangbin Huang .name = "tm_pg", 76cad7c215SGuangbin Huang .cmd = HNAE3_DBG_CMD_TM_PG, 77cad7c215SGuangbin Huang .dentry = HNS3_DBG_DENTRY_TM, 78cad7c215SGuangbin Huang .buf_len = HNS3_DBG_READ_LEN, 79cad7c215SGuangbin Huang .init = hns3_dbg_common_file_init, 80cad7c215SGuangbin Huang }, 81cad7c215SGuangbin Huang { 82cad7c215SGuangbin Huang .name = "tm_port", 83cad7c215SGuangbin Huang .cmd = HNAE3_DBG_CMD_TM_PORT, 84cad7c215SGuangbin Huang .dentry = HNS3_DBG_DENTRY_TM, 85cad7c215SGuangbin Huang .buf_len = HNS3_DBG_READ_LEN, 86cad7c215SGuangbin Huang .init = hns3_dbg_common_file_init, 87cad7c215SGuangbin Huang }, 88cad7c215SGuangbin Huang { 890e32038dSGuangbin Huang .name = "tc_sch_info", 900e32038dSGuangbin Huang .cmd = HNAE3_DBG_CMD_TC_SCH_INFO, 910e32038dSGuangbin Huang .dentry = HNS3_DBG_DENTRY_TM, 920e32038dSGuangbin Huang .buf_len = HNS3_DBG_READ_LEN, 930e32038dSGuangbin Huang .init = hns3_dbg_common_file_init, 940e32038dSGuangbin Huang }, 950e32038dSGuangbin Huang { 966571ec2eSGuangbin Huang .name = "qos_pause_cfg", 976571ec2eSGuangbin Huang .cmd = HNAE3_DBG_CMD_QOS_PAUSE_CFG, 986571ec2eSGuangbin Huang .dentry = HNS3_DBG_DENTRY_TM, 996571ec2eSGuangbin Huang .buf_len = HNS3_DBG_READ_LEN, 1006571ec2eSGuangbin Huang .init = hns3_dbg_common_file_init, 1016571ec2eSGuangbin Huang }, 1026571ec2eSGuangbin Huang { 10328d3badaSGuangbin Huang .name = "qos_pri_map", 10428d3badaSGuangbin Huang .cmd = HNAE3_DBG_CMD_QOS_PRI_MAP, 10528d3badaSGuangbin Huang .dentry = HNS3_DBG_DENTRY_TM, 10628d3badaSGuangbin Huang .buf_len = HNS3_DBG_READ_LEN, 10728d3badaSGuangbin Huang .init = hns3_dbg_common_file_init, 10828d3badaSGuangbin Huang }, 10928d3badaSGuangbin Huang { 11095b19586SGuangbin Huang .name = "qos_buf_cfg", 11195b19586SGuangbin Huang .cmd = HNAE3_DBG_CMD_QOS_BUF_CFG, 11295b19586SGuangbin Huang .dentry = HNS3_DBG_DENTRY_TM, 11395b19586SGuangbin Huang .buf_len = HNS3_DBG_READ_LEN, 11495b19586SGuangbin Huang .init = hns3_dbg_common_file_init, 11595b19586SGuangbin Huang }, 11695b19586SGuangbin Huang { 117c929bc2aSJiaran Zhang .name = "dev_info", 118c929bc2aSJiaran Zhang .cmd = HNAE3_DBG_CMD_DEV_INFO, 119c929bc2aSJiaran Zhang .dentry = HNS3_DBG_DENTRY_COMMON, 120c929bc2aSJiaran Zhang .buf_len = HNS3_DBG_READ_LEN, 121c929bc2aSJiaran Zhang .init = hns3_dbg_common_file_init, 122c929bc2aSJiaran Zhang }, 12377e91848SHuazhong Tan { 12477e91848SHuazhong Tan .name = "tx_bd_queue", 12577e91848SHuazhong Tan .cmd = HNAE3_DBG_CMD_TX_BD, 12677e91848SHuazhong Tan .dentry = HNS3_DBG_DENTRY_TX_BD, 12777e91848SHuazhong Tan .buf_len = HNS3_DBG_READ_LEN_4MB, 12877e91848SHuazhong Tan .init = hns3_dbg_bd_file_init, 12977e91848SHuazhong Tan }, 13077e91848SHuazhong Tan { 13177e91848SHuazhong Tan .name = "rx_bd_queue", 13277e91848SHuazhong Tan .cmd = HNAE3_DBG_CMD_RX_BD, 13377e91848SHuazhong Tan .dentry = HNS3_DBG_DENTRY_RX_BD, 13477e91848SHuazhong Tan .buf_len = HNS3_DBG_READ_LEN_4MB, 13577e91848SHuazhong Tan .init = hns3_dbg_bd_file_init, 13677e91848SHuazhong Tan }, 1371556ea91SHuazhong Tan { 1381556ea91SHuazhong Tan .name = "uc", 1391556ea91SHuazhong Tan .cmd = HNAE3_DBG_CMD_MAC_UC, 1401556ea91SHuazhong Tan .dentry = HNS3_DBG_DENTRY_MAC, 1411556ea91SHuazhong Tan .buf_len = HNS3_DBG_READ_LEN, 1421556ea91SHuazhong Tan .init = hns3_dbg_common_file_init, 1431556ea91SHuazhong Tan }, 1441556ea91SHuazhong Tan { 1451556ea91SHuazhong Tan .name = "mc", 1461556ea91SHuazhong Tan .cmd = HNAE3_DBG_CMD_MAC_MC, 1471556ea91SHuazhong Tan .dentry = HNS3_DBG_DENTRY_MAC, 1481556ea91SHuazhong Tan .buf_len = HNS3_DBG_READ_LEN, 1491556ea91SHuazhong Tan .init = hns3_dbg_common_file_init, 1501556ea91SHuazhong Tan }, 1518ddfd9c4SYufeng Mo { 1528ddfd9c4SYufeng Mo .name = "mng_tbl", 1538ddfd9c4SYufeng Mo .cmd = HNAE3_DBG_CMD_MNG_TBL, 1548ddfd9c4SYufeng Mo .dentry = HNS3_DBG_DENTRY_COMMON, 1558ddfd9c4SYufeng Mo .buf_len = HNS3_DBG_READ_LEN, 1568ddfd9c4SYufeng Mo .init = hns3_dbg_common_file_init, 1578ddfd9c4SYufeng Mo }, 158d658ff34SYufeng Mo { 159d658ff34SYufeng Mo .name = "loopback", 160d658ff34SYufeng Mo .cmd = HNAE3_DBG_CMD_LOOPBACK, 161d658ff34SYufeng Mo .dentry = HNS3_DBG_DENTRY_COMMON, 162d658ff34SYufeng Mo .buf_len = HNS3_DBG_READ_LEN, 163d658ff34SYufeng Mo .init = hns3_dbg_common_file_init, 164d658ff34SYufeng Mo }, 1659149ca0fSJiaran Zhang { 1669149ca0fSJiaran Zhang .name = "interrupt_info", 1679149ca0fSJiaran Zhang .cmd = HNAE3_DBG_CMD_INTERRUPT_INFO, 1689149ca0fSJiaran Zhang .dentry = HNS3_DBG_DENTRY_COMMON, 1699149ca0fSJiaran Zhang .buf_len = HNS3_DBG_READ_LEN, 1709149ca0fSJiaran Zhang .init = hns3_dbg_common_file_init, 1719149ca0fSJiaran Zhang }, 1721a7ff828SJiaran Zhang { 1731a7ff828SJiaran Zhang .name = "reset_info", 1741a7ff828SJiaran Zhang .cmd = HNAE3_DBG_CMD_RESET_INFO, 1751a7ff828SJiaran Zhang .dentry = HNS3_DBG_DENTRY_COMMON, 1761a7ff828SJiaran Zhang .buf_len = HNS3_DBG_READ_LEN, 1771a7ff828SJiaran Zhang .init = hns3_dbg_common_file_init, 1781a7ff828SJiaran Zhang }, 1790b198b0dSJiaran Zhang { 1800b198b0dSJiaran Zhang .name = "imp_info", 1810b198b0dSJiaran Zhang .cmd = HNAE3_DBG_CMD_IMP_INFO, 1820b198b0dSJiaran Zhang .dentry = HNS3_DBG_DENTRY_COMMON, 1830b198b0dSJiaran Zhang .buf_len = HNS3_DBG_READ_LEN, 1840b198b0dSJiaran Zhang .init = hns3_dbg_common_file_init, 1850b198b0dSJiaran Zhang }, 186e76e6886SJiaran Zhang { 187e76e6886SJiaran Zhang .name = "ncl_config", 188e76e6886SJiaran Zhang .cmd = HNAE3_DBG_CMD_NCL_CONFIG, 189e76e6886SJiaran Zhang .dentry = HNS3_DBG_DENTRY_COMMON, 190e76e6886SJiaran Zhang .buf_len = HNS3_DBG_READ_LEN_128KB, 191e76e6886SJiaran Zhang .init = hns3_dbg_common_file_init, 192e76e6886SJiaran Zhang }, 193d96b0e59SYufeng Mo { 1947b07ab06SJiaran Zhang .name = "mac_tnl_status", 1957b07ab06SJiaran Zhang .cmd = HNAE3_DBG_CMD_MAC_TNL_STATUS, 1967b07ab06SJiaran Zhang .dentry = HNS3_DBG_DENTRY_COMMON, 1977b07ab06SJiaran Zhang .buf_len = HNS3_DBG_READ_LEN, 1987b07ab06SJiaran Zhang .init = hns3_dbg_common_file_init, 1997b07ab06SJiaran Zhang }, 2007b07ab06SJiaran Zhang { 201d96b0e59SYufeng Mo .name = "bios_common", 202d96b0e59SYufeng Mo .cmd = HNAE3_DBG_CMD_REG_BIOS_COMMON, 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 = "ssu", 209d96b0e59SYufeng Mo .cmd = HNAE3_DBG_CMD_REG_SSU, 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 = "igu_egu", 216d96b0e59SYufeng Mo .cmd = HNAE3_DBG_CMD_REG_IGU_EGU, 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 = "rpu", 223d96b0e59SYufeng Mo .cmd = HNAE3_DBG_CMD_REG_RPU, 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 = "ncsi", 230d96b0e59SYufeng Mo .cmd = HNAE3_DBG_CMD_REG_NCSI, 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 }, 235d96b0e59SYufeng Mo { 236d96b0e59SYufeng Mo .name = "rtc", 237d96b0e59SYufeng Mo .cmd = HNAE3_DBG_CMD_REG_RTC, 238d96b0e59SYufeng Mo .dentry = HNS3_DBG_DENTRY_REG, 239d96b0e59SYufeng Mo .buf_len = HNS3_DBG_READ_LEN, 240d96b0e59SYufeng Mo .init = hns3_dbg_common_file_init, 241d96b0e59SYufeng Mo }, 242d96b0e59SYufeng Mo { 243d96b0e59SYufeng Mo .name = "ppp", 244d96b0e59SYufeng Mo .cmd = HNAE3_DBG_CMD_REG_PPP, 245d96b0e59SYufeng Mo .dentry = HNS3_DBG_DENTRY_REG, 246d96b0e59SYufeng Mo .buf_len = HNS3_DBG_READ_LEN, 247d96b0e59SYufeng Mo .init = hns3_dbg_common_file_init, 248d96b0e59SYufeng Mo }, 249d96b0e59SYufeng Mo { 250d96b0e59SYufeng Mo .name = "rcb", 251d96b0e59SYufeng Mo .cmd = HNAE3_DBG_CMD_REG_RCB, 252d96b0e59SYufeng Mo .dentry = HNS3_DBG_DENTRY_REG, 253d96b0e59SYufeng Mo .buf_len = HNS3_DBG_READ_LEN, 254d96b0e59SYufeng Mo .init = hns3_dbg_common_file_init, 255d96b0e59SYufeng Mo }, 256d96b0e59SYufeng Mo { 257d96b0e59SYufeng Mo .name = "tqp", 258d96b0e59SYufeng Mo .cmd = HNAE3_DBG_CMD_REG_TQP, 259d96b0e59SYufeng Mo .dentry = HNS3_DBG_DENTRY_REG, 260d96b0e59SYufeng Mo .buf_len = HNS3_DBG_READ_LEN, 261d96b0e59SYufeng Mo .init = hns3_dbg_common_file_init, 262d96b0e59SYufeng Mo }, 263d96b0e59SYufeng Mo { 264d96b0e59SYufeng Mo .name = "mac", 265d96b0e59SYufeng Mo .cmd = HNAE3_DBG_CMD_REG_MAC, 266d96b0e59SYufeng Mo .dentry = HNS3_DBG_DENTRY_REG, 267d96b0e59SYufeng Mo .buf_len = HNS3_DBG_READ_LEN, 268d96b0e59SYufeng Mo .init = hns3_dbg_common_file_init, 269d96b0e59SYufeng Mo }, 270365e860aSYufeng Mo { 271365e860aSYufeng Mo .name = "dcb", 272365e860aSYufeng Mo .cmd = HNAE3_DBG_CMD_REG_DCB, 273365e860aSYufeng Mo .dentry = HNS3_DBG_DENTRY_REG, 274365e860aSYufeng Mo .buf_len = HNS3_DBG_READ_LEN, 275365e860aSYufeng Mo .init = hns3_dbg_common_file_init, 276365e860aSYufeng Mo }, 277d2f737cfSHao Chen { 278d2f737cfSHao Chen .name = "queue_map", 279d2f737cfSHao Chen .cmd = HNAE3_DBG_CMD_QUEUE_MAP, 280d2f737cfSHao Chen .dentry = HNS3_DBG_DENTRY_QUEUE, 281d2f737cfSHao Chen .buf_len = HNS3_DBG_READ_LEN, 282d2f737cfSHao Chen .init = hns3_dbg_common_file_init, 283d2f737cfSHao Chen }, 284e44c495dSHao Chen { 285e44c495dSHao Chen .name = "rx_queue_info", 286e44c495dSHao Chen .cmd = HNAE3_DBG_CMD_RX_QUEUE_INFO, 287e44c495dSHao Chen .dentry = HNS3_DBG_DENTRY_QUEUE, 288e44c495dSHao Chen .buf_len = HNS3_DBG_READ_LEN_1MB, 289e44c495dSHao Chen .init = hns3_dbg_common_file_init, 290e44c495dSHao Chen }, 291e44c495dSHao Chen { 292e44c495dSHao Chen .name = "tx_queue_info", 293e44c495dSHao Chen .cmd = HNAE3_DBG_CMD_TX_QUEUE_INFO, 294e44c495dSHao Chen .dentry = HNS3_DBG_DENTRY_QUEUE, 295e44c495dSHao Chen .buf_len = HNS3_DBG_READ_LEN_1MB, 296e44c495dSHao Chen .init = hns3_dbg_common_file_init, 297e44c495dSHao Chen }, 298b5a0b70dSHao Chen { 299b5a0b70dSHao Chen .name = "fd_tcam", 300b5a0b70dSHao Chen .cmd = HNAE3_DBG_CMD_FD_TCAM, 301b5a0b70dSHao Chen .dentry = HNS3_DBG_DENTRY_FD, 302b5a0b70dSHao Chen .buf_len = HNS3_DBG_READ_LEN, 303b5a0b70dSHao Chen .init = hns3_dbg_common_file_init, 304b5a0b70dSHao Chen }, 305*058c3be9SYufeng Mo { 306*058c3be9SYufeng Mo .name = "service_task_info", 307*058c3be9SYufeng Mo .cmd = HNAE3_DBG_CMD_SERV_INFO, 308*058c3be9SYufeng Mo .dentry = HNS3_DBG_DENTRY_COMMON, 309*058c3be9SYufeng Mo .buf_len = HNS3_DBG_READ_LEN, 310*058c3be9SYufeng Mo .init = hns3_dbg_common_file_init, 311*058c3be9SYufeng Mo }, 312c929bc2aSJiaran Zhang }; 313c929bc2aSJiaran Zhang 314c929bc2aSJiaran Zhang static struct hns3_dbg_cap_info hns3_dbg_cap[] = { 315c929bc2aSJiaran Zhang { 316c929bc2aSJiaran Zhang .name = "support FD", 317c929bc2aSJiaran Zhang .cap_bit = HNAE3_DEV_SUPPORT_FD_B, 318c929bc2aSJiaran Zhang }, { 319c929bc2aSJiaran Zhang .name = "support GRO", 320c929bc2aSJiaran Zhang .cap_bit = HNAE3_DEV_SUPPORT_GRO_B, 321c929bc2aSJiaran Zhang }, { 322c929bc2aSJiaran Zhang .name = "support FEC", 323c929bc2aSJiaran Zhang .cap_bit = HNAE3_DEV_SUPPORT_FEC_B, 324c929bc2aSJiaran Zhang }, { 325c929bc2aSJiaran Zhang .name = "support UDP GSO", 326c929bc2aSJiaran Zhang .cap_bit = HNAE3_DEV_SUPPORT_UDP_GSO_B, 327c929bc2aSJiaran Zhang }, { 328c929bc2aSJiaran Zhang .name = "support PTP", 329c929bc2aSJiaran Zhang .cap_bit = HNAE3_DEV_SUPPORT_PTP_B, 330c929bc2aSJiaran Zhang }, { 331c929bc2aSJiaran Zhang .name = "support INT QL", 332c929bc2aSJiaran Zhang .cap_bit = HNAE3_DEV_SUPPORT_INT_QL_B, 333c929bc2aSJiaran Zhang }, { 334c929bc2aSJiaran Zhang .name = "support HW TX csum", 335c929bc2aSJiaran Zhang .cap_bit = HNAE3_DEV_SUPPORT_HW_TX_CSUM_B, 336c929bc2aSJiaran Zhang }, { 337c929bc2aSJiaran Zhang .name = "support UDP tunnel csum", 338c929bc2aSJiaran Zhang .cap_bit = HNAE3_DEV_SUPPORT_UDP_TUNNEL_CSUM_B, 339c929bc2aSJiaran Zhang }, { 340c929bc2aSJiaran Zhang .name = "support TX push", 341c929bc2aSJiaran Zhang .cap_bit = HNAE3_DEV_SUPPORT_TX_PUSH_B, 342c929bc2aSJiaran Zhang }, { 343c929bc2aSJiaran Zhang .name = "support imp-controlled PHY", 344c929bc2aSJiaran Zhang .cap_bit = HNAE3_DEV_SUPPORT_PHY_IMP_B, 345c929bc2aSJiaran Zhang }, { 346c929bc2aSJiaran Zhang .name = "support rxd advanced layout", 347c929bc2aSJiaran Zhang .cap_bit = HNAE3_DEV_SUPPORT_RXD_ADV_LAYOUT_B, 348c929bc2aSJiaran Zhang }, 3495e69ea7eSYufeng Mo }; 3505e69ea7eSYufeng Mo 35177e91848SHuazhong Tan static void hns3_dbg_fill_content(char *content, u16 len, 35277e91848SHuazhong Tan const struct hns3_dbg_item *items, 35377e91848SHuazhong Tan const char **result, u16 size) 35477e91848SHuazhong Tan { 35577e91848SHuazhong Tan char *pos = content; 35677e91848SHuazhong Tan u16 i; 35777e91848SHuazhong Tan 35877e91848SHuazhong Tan memset(content, ' ', len); 35977e91848SHuazhong Tan for (i = 0; i < size; i++) { 36077e91848SHuazhong Tan if (result) 36177e91848SHuazhong Tan strncpy(pos, result[i], strlen(result[i])); 36277e91848SHuazhong Tan else 36377e91848SHuazhong Tan strncpy(pos, items[i].name, strlen(items[i].name)); 36477e91848SHuazhong Tan 36577e91848SHuazhong Tan pos += strlen(items[i].name) + items[i].interval; 36677e91848SHuazhong Tan } 36777e91848SHuazhong Tan 36877e91848SHuazhong Tan *pos++ = '\n'; 36977e91848SHuazhong Tan *pos++ = '\0'; 37077e91848SHuazhong Tan } 37177e91848SHuazhong Tan 372e44c495dSHao Chen static const struct hns3_dbg_item rx_queue_info_items[] = { 373e44c495dSHao Chen { "QUEUE_ID", 2 }, 374e44c495dSHao Chen { "BD_NUM", 2 }, 375e44c495dSHao Chen { "BD_LEN", 2 }, 376e44c495dSHao Chen { "TAIL", 2 }, 377e44c495dSHao Chen { "HEAD", 2 }, 378e44c495dSHao Chen { "FBDNUM", 2 }, 379e44c495dSHao Chen { "PKTNUM", 2 }, 380e44c495dSHao Chen { "RING_EN", 2 }, 381e44c495dSHao Chen { "RX_RING_EN", 2 }, 382e44c495dSHao Chen { "BASE_ADDR", 10 }, 383e44c495dSHao Chen }; 384e44c495dSHao Chen 385e44c495dSHao Chen static void hns3_dump_rx_queue_info(struct hns3_enet_ring *ring, 386e44c495dSHao Chen struct hnae3_ae_dev *ae_dev, char **result, 387e44c495dSHao Chen u32 index) 38857ceee2cSliuzhongzhu { 38957ceee2cSliuzhongzhu u32 base_add_l, base_add_h; 390e44c495dSHao Chen u32 j = 0; 391e44c495dSHao Chen 392e44c495dSHao Chen sprintf(result[j++], "%8u", index); 393e44c495dSHao Chen 394e44c495dSHao Chen sprintf(result[j++], "%6u", readl_relaxed(ring->tqp->io_base + 395e44c495dSHao Chen HNS3_RING_RX_RING_BD_NUM_REG)); 396e44c495dSHao Chen 397e44c495dSHao Chen sprintf(result[j++], "%6u", readl_relaxed(ring->tqp->io_base + 398e44c495dSHao Chen HNS3_RING_RX_RING_BD_LEN_REG)); 399e44c495dSHao Chen 400e44c495dSHao Chen sprintf(result[j++], "%4u", readl_relaxed(ring->tqp->io_base + 401e44c495dSHao Chen HNS3_RING_RX_RING_TAIL_REG)); 402e44c495dSHao Chen 403e44c495dSHao Chen sprintf(result[j++], "%4u", readl_relaxed(ring->tqp->io_base + 404e44c495dSHao Chen HNS3_RING_RX_RING_HEAD_REG)); 405e44c495dSHao Chen 406e44c495dSHao Chen sprintf(result[j++], "%6u", readl_relaxed(ring->tqp->io_base + 407e44c495dSHao Chen HNS3_RING_RX_RING_FBDNUM_REG)); 408e44c495dSHao Chen 409e44c495dSHao Chen sprintf(result[j++], "%6u", readl_relaxed(ring->tqp->io_base + 410e44c495dSHao Chen HNS3_RING_RX_RING_PKTNUM_RECORD_REG)); 411e44c495dSHao Chen 412e44c495dSHao Chen sprintf(result[j++], "%7s", readl_relaxed(ring->tqp->io_base + 413e44c495dSHao Chen HNS3_RING_EN_REG) ? "on" : "off"); 414e44c495dSHao Chen 415e44c495dSHao Chen if (hnae3_ae_dev_tqp_txrx_indep_supported(ae_dev)) 416e44c495dSHao Chen sprintf(result[j++], "%10s", readl_relaxed(ring->tqp->io_base + 417e44c495dSHao Chen HNS3_RING_RX_EN_REG) ? "on" : "off"); 418e44c495dSHao Chen else 419e44c495dSHao Chen sprintf(result[j++], "%10s", "NA"); 420e44c495dSHao Chen 421e44c495dSHao Chen base_add_h = readl_relaxed(ring->tqp->io_base + 422e44c495dSHao Chen HNS3_RING_RX_RING_BASEADDR_H_REG); 423e44c495dSHao Chen base_add_l = readl_relaxed(ring->tqp->io_base + 424e44c495dSHao Chen HNS3_RING_RX_RING_BASEADDR_L_REG); 425e44c495dSHao Chen sprintf(result[j++], "0x%08x%08x", base_add_h, base_add_l); 426e44c495dSHao Chen } 427e44c495dSHao Chen 428e44c495dSHao Chen static int hns3_dbg_rx_queue_info(struct hnae3_handle *h, 429e44c495dSHao Chen char *buf, int len) 430e44c495dSHao Chen { 431e44c495dSHao Chen char data_str[ARRAY_SIZE(rx_queue_info_items)][HNS3_DBG_DATA_STR_LEN]; 432e44c495dSHao Chen struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev); 433e44c495dSHao Chen char *result[ARRAY_SIZE(rx_queue_info_items)]; 434e44c495dSHao Chen struct hns3_nic_priv *priv = h->priv; 435e44c495dSHao Chen char content[HNS3_DBG_INFO_LEN]; 436e44c495dSHao Chen struct hns3_enet_ring *ring; 437e44c495dSHao Chen int pos = 0; 438e44c495dSHao Chen u32 i; 43957ceee2cSliuzhongzhu 4405f06b903SYunsheng Lin if (!priv->ring) { 4415f06b903SYunsheng Lin dev_err(&h->pdev->dev, "priv->ring is NULL\n"); 44257ceee2cSliuzhongzhu return -EFAULT; 44357ceee2cSliuzhongzhu } 44457ceee2cSliuzhongzhu 445e44c495dSHao Chen for (i = 0; i < ARRAY_SIZE(rx_queue_info_items); i++) 446e44c495dSHao Chen result[i] = &data_str[i][0]; 44757ceee2cSliuzhongzhu 448e44c495dSHao Chen hns3_dbg_fill_content(content, sizeof(content), rx_queue_info_items, 449e44c495dSHao Chen NULL, ARRAY_SIZE(rx_queue_info_items)); 450e44c495dSHao Chen pos += scnprintf(buf + pos, len - pos, "%s", content); 451e44c495dSHao Chen for (i = 0; i < h->kinfo.num_tqps; i++) { 45257ceee2cSliuzhongzhu /* Each cycle needs to determine whether the instance is reset, 45357ceee2cSliuzhongzhu * to prevent reference to invalid memory. And need to ensure 45457ceee2cSliuzhongzhu * that the following code is executed within 100ms. 45557ceee2cSliuzhongzhu */ 4567737f1fbSliuzhongzhu if (!test_bit(HNS3_NIC_STATE_INITED, &priv->state) || 45757ceee2cSliuzhongzhu test_bit(HNS3_NIC_STATE_RESETTING, &priv->state)) 45857ceee2cSliuzhongzhu return -EPERM; 45957ceee2cSliuzhongzhu 4605f06b903SYunsheng Lin ring = &priv->ring[(u32)(i + h->kinfo.num_tqps)]; 461e44c495dSHao Chen hns3_dump_rx_queue_info(ring, ae_dev, result, i); 462e44c495dSHao Chen hns3_dbg_fill_content(content, sizeof(content), 463e44c495dSHao Chen rx_queue_info_items, 464e44c495dSHao Chen (const char **)result, 465e44c495dSHao Chen ARRAY_SIZE(rx_queue_info_items)); 466e44c495dSHao Chen pos += scnprintf(buf + pos, len - pos, "%s", content); 467e44c495dSHao Chen } 46857ceee2cSliuzhongzhu 469e44c495dSHao Chen return 0; 470e44c495dSHao Chen } 47157ceee2cSliuzhongzhu 472e44c495dSHao Chen static const struct hns3_dbg_item tx_queue_info_items[] = { 473e44c495dSHao Chen { "QUEUE_ID", 2 }, 474e44c495dSHao Chen { "BD_NUM", 2 }, 475e44c495dSHao Chen { "TC", 2 }, 476e44c495dSHao Chen { "TAIL", 2 }, 477e44c495dSHao Chen { "HEAD", 2 }, 478e44c495dSHao Chen { "FBDNUM", 2 }, 479e44c495dSHao Chen { "OFFSET", 2 }, 480e44c495dSHao Chen { "PKTNUM", 2 }, 481e44c495dSHao Chen { "RING_EN", 2 }, 482e44c495dSHao Chen { "TX_RING_EN", 2 }, 483e44c495dSHao Chen { "BASE_ADDR", 10 }, 484e44c495dSHao Chen }; 48557ceee2cSliuzhongzhu 486e44c495dSHao Chen static void hns3_dump_tx_queue_info(struct hns3_enet_ring *ring, 487e44c495dSHao Chen struct hnae3_ae_dev *ae_dev, char **result, 488e44c495dSHao Chen u32 index) 489e44c495dSHao Chen { 490e44c495dSHao Chen u32 base_add_l, base_add_h; 491e44c495dSHao Chen u32 j = 0; 49257ceee2cSliuzhongzhu 493e44c495dSHao Chen sprintf(result[j++], "%8u", index); 494e44c495dSHao Chen sprintf(result[j++], "%6u", readl_relaxed(ring->tqp->io_base + 495e44c495dSHao Chen HNS3_RING_TX_RING_BD_NUM_REG)); 49657ceee2cSliuzhongzhu 497e44c495dSHao Chen sprintf(result[j++], "%2u", readl_relaxed(ring->tqp->io_base + 498e44c495dSHao Chen HNS3_RING_TX_RING_TC_REG)); 49957ceee2cSliuzhongzhu 500e44c495dSHao Chen sprintf(result[j++], "%4u", readl_relaxed(ring->tqp->io_base + 501e44c495dSHao Chen HNS3_RING_TX_RING_TAIL_REG)); 50257ceee2cSliuzhongzhu 503e44c495dSHao Chen sprintf(result[j++], "%4u", readl_relaxed(ring->tqp->io_base + 504e44c495dSHao Chen HNS3_RING_TX_RING_HEAD_REG)); 505e44c495dSHao Chen 506e44c495dSHao Chen sprintf(result[j++], "%6u", readl_relaxed(ring->tqp->io_base + 507e44c495dSHao Chen HNS3_RING_TX_RING_FBDNUM_REG)); 508e44c495dSHao Chen 509e44c495dSHao Chen sprintf(result[j++], "%6u", readl_relaxed(ring->tqp->io_base + 510e44c495dSHao Chen HNS3_RING_TX_RING_OFFSET_REG)); 511e44c495dSHao Chen 512e44c495dSHao Chen sprintf(result[j++], "%6u", readl_relaxed(ring->tqp->io_base + 513e44c495dSHao Chen HNS3_RING_TX_RING_PKTNUM_RECORD_REG)); 514e44c495dSHao Chen 515e44c495dSHao Chen sprintf(result[j++], "%7s", readl_relaxed(ring->tqp->io_base + 516e44c495dSHao Chen HNS3_RING_EN_REG) ? "on" : "off"); 517e44c495dSHao Chen 518e44c495dSHao Chen if (hnae3_ae_dev_tqp_txrx_indep_supported(ae_dev)) 519e44c495dSHao Chen sprintf(result[j++], "%10s", readl_relaxed(ring->tqp->io_base + 520e44c495dSHao Chen HNS3_RING_TX_EN_REG) ? "on" : "off"); 521e44c495dSHao Chen else 522e44c495dSHao Chen sprintf(result[j++], "%10s", "NA"); 523e44c495dSHao Chen 52457ceee2cSliuzhongzhu base_add_h = readl_relaxed(ring->tqp->io_base + 52557ceee2cSliuzhongzhu HNS3_RING_TX_RING_BASEADDR_H_REG); 52657ceee2cSliuzhongzhu base_add_l = readl_relaxed(ring->tqp->io_base + 52757ceee2cSliuzhongzhu HNS3_RING_TX_RING_BASEADDR_L_REG); 528e44c495dSHao Chen sprintf(result[j++], "0x%08x%08x", base_add_h, base_add_l); 529dbaae5bbSGuangbin Huang } 530dbaae5bbSGuangbin Huang 531e44c495dSHao Chen static int hns3_dbg_tx_queue_info(struct hnae3_handle *h, 532e44c495dSHao Chen char *buf, int len) 533e44c495dSHao Chen { 534e44c495dSHao Chen char data_str[ARRAY_SIZE(tx_queue_info_items)][HNS3_DBG_DATA_STR_LEN]; 535e44c495dSHao Chen struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev); 536e44c495dSHao Chen char *result[ARRAY_SIZE(tx_queue_info_items)]; 537e44c495dSHao Chen struct hns3_nic_priv *priv = h->priv; 538e44c495dSHao Chen char content[HNS3_DBG_INFO_LEN]; 539e44c495dSHao Chen struct hns3_enet_ring *ring; 540e44c495dSHao Chen int pos = 0; 541e44c495dSHao Chen u32 i; 542e44c495dSHao Chen 543e44c495dSHao Chen if (!priv->ring) { 544e44c495dSHao Chen dev_err(&h->pdev->dev, "priv->ring is NULL\n"); 545e44c495dSHao Chen return -EFAULT; 546e44c495dSHao Chen } 547e44c495dSHao Chen 548e44c495dSHao Chen for (i = 0; i < ARRAY_SIZE(tx_queue_info_items); i++) 549e44c495dSHao Chen result[i] = &data_str[i][0]; 550e44c495dSHao Chen 551e44c495dSHao Chen hns3_dbg_fill_content(content, sizeof(content), tx_queue_info_items, 552e44c495dSHao Chen NULL, ARRAY_SIZE(tx_queue_info_items)); 553e44c495dSHao Chen pos += scnprintf(buf + pos, len - pos, "%s", content); 554e44c495dSHao Chen 555e44c495dSHao Chen for (i = 0; i < h->kinfo.num_tqps; i++) { 556e44c495dSHao Chen /* Each cycle needs to determine whether the instance is reset, 557e44c495dSHao Chen * to prevent reference to invalid memory. And need to ensure 558e44c495dSHao Chen * that the following code is executed within 100ms. 559e44c495dSHao Chen */ 560e44c495dSHao Chen if (!test_bit(HNS3_NIC_STATE_INITED, &priv->state) || 561e44c495dSHao Chen test_bit(HNS3_NIC_STATE_RESETTING, &priv->state)) 562e44c495dSHao Chen return -EPERM; 563e44c495dSHao Chen 564e44c495dSHao Chen ring = &priv->ring[i]; 565e44c495dSHao Chen hns3_dump_tx_queue_info(ring, ae_dev, result, i); 566e44c495dSHao Chen hns3_dbg_fill_content(content, sizeof(content), 567e44c495dSHao Chen tx_queue_info_items, 568e44c495dSHao Chen (const char **)result, 569e44c495dSHao Chen ARRAY_SIZE(tx_queue_info_items)); 570e44c495dSHao Chen pos += scnprintf(buf + pos, len - pos, "%s", content); 57157ceee2cSliuzhongzhu } 57257ceee2cSliuzhongzhu 57357ceee2cSliuzhongzhu return 0; 57457ceee2cSliuzhongzhu } 57557ceee2cSliuzhongzhu 576d2f737cfSHao Chen static const struct hns3_dbg_item queue_map_items[] = { 577d2f737cfSHao Chen { "local_queue_id", 2 }, 578d2f737cfSHao Chen { "global_queue_id", 2 }, 579d2f737cfSHao Chen { "vector_id", 2 }, 580d2f737cfSHao Chen }; 581d2f737cfSHao Chen 582d2f737cfSHao Chen static int hns3_dbg_queue_map(struct hnae3_handle *h, char *buf, int len) 5830c29d191Sliuzhongzhu { 584d2f737cfSHao Chen char data_str[ARRAY_SIZE(queue_map_items)][HNS3_DBG_DATA_STR_LEN]; 585d2f737cfSHao Chen char *result[ARRAY_SIZE(queue_map_items)]; 5860c29d191Sliuzhongzhu struct hns3_nic_priv *priv = h->priv; 587d2f737cfSHao Chen char content[HNS3_DBG_INFO_LEN]; 588d2f737cfSHao Chen int pos = 0; 589d2f737cfSHao Chen int j; 590d2f737cfSHao Chen u32 i; 5910c29d191Sliuzhongzhu 5920c29d191Sliuzhongzhu if (!h->ae_algo->ops->get_global_queue_id) 5930c29d191Sliuzhongzhu return -EOPNOTSUPP; 5940c29d191Sliuzhongzhu 595d2f737cfSHao Chen for (i = 0; i < ARRAY_SIZE(queue_map_items); i++) 596d2f737cfSHao Chen result[i] = &data_str[i][0]; 5970c29d191Sliuzhongzhu 598d2f737cfSHao Chen hns3_dbg_fill_content(content, sizeof(content), queue_map_items, 599d2f737cfSHao Chen NULL, ARRAY_SIZE(queue_map_items)); 600d2f737cfSHao Chen pos += scnprintf(buf + pos, len - pos, "%s", content); 601d2f737cfSHao Chen for (i = 0; i < h->kinfo.num_tqps; i++) { 6025f06b903SYunsheng Lin if (!priv->ring || !priv->ring[i].tqp_vector) 6030c29d191Sliuzhongzhu continue; 604d2f737cfSHao Chen j = 0; 605d2f737cfSHao Chen sprintf(result[j++], "%u", i); 606d2f737cfSHao Chen sprintf(result[j++], "%u", 607d2f737cfSHao Chen h->ae_algo->ops->get_global_queue_id(h, i)); 608d2f737cfSHao Chen sprintf(result[j++], "%u", 609d2f737cfSHao Chen priv->ring[i].tqp_vector->vector_irq); 610d2f737cfSHao Chen hns3_dbg_fill_content(content, sizeof(content), queue_map_items, 611d2f737cfSHao Chen (const char **)result, 612d2f737cfSHao Chen ARRAY_SIZE(queue_map_items)); 613d2f737cfSHao Chen pos += scnprintf(buf + pos, len - pos, "%s", content); 6140c29d191Sliuzhongzhu } 6150c29d191Sliuzhongzhu 6160c29d191Sliuzhongzhu return 0; 6170c29d191Sliuzhongzhu } 6180c29d191Sliuzhongzhu 61977e91848SHuazhong Tan static const struct hns3_dbg_item rx_bd_info_items[] = { 62077e91848SHuazhong Tan { "BD_IDX", 3 }, 62177e91848SHuazhong Tan { "L234_INFO", 2 }, 62277e91848SHuazhong Tan { "PKT_LEN", 3 }, 62377e91848SHuazhong Tan { "SIZE", 4 }, 62477e91848SHuazhong Tan { "RSS_HASH", 4 }, 62577e91848SHuazhong Tan { "FD_ID", 2 }, 62677e91848SHuazhong Tan { "VLAN_TAG", 2 }, 62777e91848SHuazhong Tan { "O_DM_VLAN_ID_FB", 2 }, 62877e91848SHuazhong Tan { "OT_VLAN_TAG", 2 }, 62977e91848SHuazhong Tan { "BD_BASE_INFO", 2 }, 63077e91848SHuazhong Tan { "PTYPE", 2 }, 63177e91848SHuazhong Tan { "HW_CSUM", 2 }, 63277e91848SHuazhong Tan }; 63377e91848SHuazhong Tan 63477e91848SHuazhong Tan static void hns3_dump_rx_bd_info(struct hns3_nic_priv *priv, 63577e91848SHuazhong Tan struct hns3_desc *desc, char **result, int idx) 636122bedc5Sliuzhongzhu { 63777e91848SHuazhong Tan unsigned int j = 0; 638122bedc5Sliuzhongzhu 63977e91848SHuazhong Tan sprintf(result[j++], "%5d", idx); 64077e91848SHuazhong Tan sprintf(result[j++], "%#x", le32_to_cpu(desc->rx.l234_info)); 64177e91848SHuazhong Tan sprintf(result[j++], "%7u", le16_to_cpu(desc->rx.pkt_len)); 64277e91848SHuazhong Tan sprintf(result[j++], "%4u", le16_to_cpu(desc->rx.size)); 64377e91848SHuazhong Tan sprintf(result[j++], "%#x", le32_to_cpu(desc->rx.rss_hash)); 64477e91848SHuazhong Tan sprintf(result[j++], "%5u", le16_to_cpu(desc->rx.fd_id)); 64577e91848SHuazhong Tan sprintf(result[j++], "%8u", le16_to_cpu(desc->rx.vlan_tag)); 64677e91848SHuazhong Tan sprintf(result[j++], "%15u", le16_to_cpu(desc->rx.o_dm_vlan_id_fb)); 64777e91848SHuazhong Tan sprintf(result[j++], "%11u", le16_to_cpu(desc->rx.ot_vlan_tag)); 64877e91848SHuazhong Tan sprintf(result[j++], "%#x", le32_to_cpu(desc->rx.bd_base_info)); 64977e91848SHuazhong Tan if (test_bit(HNS3_NIC_STATE_RXD_ADV_LAYOUT_ENABLE, &priv->state)) { 65077e91848SHuazhong Tan u32 ol_info = le32_to_cpu(desc->rx.ol_info); 651122bedc5Sliuzhongzhu 65277e91848SHuazhong Tan sprintf(result[j++], "%5lu", hnae3_get_field(ol_info, 65377e91848SHuazhong Tan HNS3_RXD_PTYPE_M, 65477e91848SHuazhong Tan HNS3_RXD_PTYPE_S)); 65577e91848SHuazhong Tan sprintf(result[j++], "%7u", le16_to_cpu(desc->csum)); 656b1533adaSHuazhong Tan } else { 65777e91848SHuazhong Tan sprintf(result[j++], "NA"); 65877e91848SHuazhong Tan sprintf(result[j++], "NA"); 65977e91848SHuazhong Tan } 660b1533adaSHuazhong Tan } 661b1533adaSHuazhong Tan 66277e91848SHuazhong Tan static int hns3_dbg_rx_bd_info(struct hns3_dbg_data *d, char *buf, int len) 66377e91848SHuazhong Tan { 66477e91848SHuazhong Tan char data_str[ARRAY_SIZE(rx_bd_info_items)][HNS3_DBG_DATA_STR_LEN]; 66577e91848SHuazhong Tan struct hns3_nic_priv *priv = d->handle->priv; 66677e91848SHuazhong Tan char *result[ARRAY_SIZE(rx_bd_info_items)]; 66777e91848SHuazhong Tan char content[HNS3_DBG_INFO_LEN]; 66877e91848SHuazhong Tan struct hns3_enet_ring *ring; 66977e91848SHuazhong Tan struct hns3_desc *desc; 67077e91848SHuazhong Tan unsigned int i; 67177e91848SHuazhong Tan int pos = 0; 672122bedc5Sliuzhongzhu 67377e91848SHuazhong Tan if (d->qid >= d->handle->kinfo.num_tqps) { 67477e91848SHuazhong Tan dev_err(&d->handle->pdev->dev, 67577e91848SHuazhong Tan "queue%u is not in use\n", d->qid); 67677e91848SHuazhong Tan return -EINVAL; 67777e91848SHuazhong Tan } 678122bedc5Sliuzhongzhu 67977e91848SHuazhong Tan for (i = 0; i < ARRAY_SIZE(rx_bd_info_items); i++) 68077e91848SHuazhong Tan result[i] = &data_str[i][0]; 681b1533adaSHuazhong Tan 68277e91848SHuazhong Tan pos += scnprintf(buf + pos, len - pos, 68377e91848SHuazhong Tan "Queue %u rx bd info:\n", d->qid); 68477e91848SHuazhong Tan hns3_dbg_fill_content(content, sizeof(content), rx_bd_info_items, 68577e91848SHuazhong Tan NULL, ARRAY_SIZE(rx_bd_info_items)); 68677e91848SHuazhong Tan pos += scnprintf(buf + pos, len - pos, "%s", content); 68777e91848SHuazhong Tan 68877e91848SHuazhong Tan ring = &priv->ring[d->qid + d->handle->kinfo.num_tqps]; 68977e91848SHuazhong Tan for (i = 0; i < ring->desc_num; i++) { 69077e91848SHuazhong Tan desc = &ring->desc[i]; 69177e91848SHuazhong Tan 69277e91848SHuazhong Tan hns3_dump_rx_bd_info(priv, desc, result, i); 69377e91848SHuazhong Tan hns3_dbg_fill_content(content, sizeof(content), 69477e91848SHuazhong Tan rx_bd_info_items, (const char **)result, 69577e91848SHuazhong Tan ARRAY_SIZE(rx_bd_info_items)); 69677e91848SHuazhong Tan pos += scnprintf(buf + pos, len - pos, "%s", content); 69777e91848SHuazhong Tan } 69877e91848SHuazhong Tan 69977e91848SHuazhong Tan return 0; 70077e91848SHuazhong Tan } 70177e91848SHuazhong Tan 70277e91848SHuazhong Tan static const struct hns3_dbg_item tx_bd_info_items[] = { 70377e91848SHuazhong Tan { "BD_IDX", 5 }, 70477e91848SHuazhong Tan { "ADDRESS", 2 }, 70577e91848SHuazhong Tan { "VLAN_TAG", 2 }, 70677e91848SHuazhong Tan { "SIZE", 2 }, 70777e91848SHuazhong Tan { "T_CS_VLAN_TSO", 2 }, 70877e91848SHuazhong Tan { "OT_VLAN_TAG", 3 }, 70977e91848SHuazhong Tan { "TV", 2 }, 71077e91848SHuazhong Tan { "OLT_VLAN_LEN", 2}, 71177e91848SHuazhong Tan { "PAYLEN_OL4CS", 2}, 71277e91848SHuazhong Tan { "BD_FE_SC_VLD", 2}, 71377e91848SHuazhong Tan { "MSS_HW_CSUM", 0}, 71477e91848SHuazhong Tan }; 71577e91848SHuazhong Tan 71677e91848SHuazhong Tan static void hns3_dump_tx_bd_info(struct hns3_nic_priv *priv, 71777e91848SHuazhong Tan struct hns3_desc *desc, char **result, int idx) 71877e91848SHuazhong Tan { 71977e91848SHuazhong Tan unsigned int j = 0; 72077e91848SHuazhong Tan 72177e91848SHuazhong Tan sprintf(result[j++], "%6d", idx); 72277e91848SHuazhong Tan sprintf(result[j++], "%#llx", le64_to_cpu(desc->addr)); 72377e91848SHuazhong Tan sprintf(result[j++], "%5u", le16_to_cpu(desc->tx.vlan_tag)); 72477e91848SHuazhong Tan sprintf(result[j++], "%5u", le16_to_cpu(desc->tx.send_size)); 72577e91848SHuazhong Tan sprintf(result[j++], "%#x", 72677e91848SHuazhong Tan le32_to_cpu(desc->tx.type_cs_vlan_tso_len)); 72777e91848SHuazhong Tan sprintf(result[j++], "%5u", le16_to_cpu(desc->tx.outer_vlan_tag)); 72877e91848SHuazhong Tan sprintf(result[j++], "%5u", le16_to_cpu(desc->tx.tv)); 72977e91848SHuazhong Tan sprintf(result[j++], "%10u", 73077e91848SHuazhong Tan le32_to_cpu(desc->tx.ol_type_vlan_len_msec)); 73177e91848SHuazhong Tan sprintf(result[j++], "%#x", le32_to_cpu(desc->tx.paylen_ol4cs)); 73277e91848SHuazhong Tan sprintf(result[j++], "%#x", le16_to_cpu(desc->tx.bdtp_fe_sc_vld_ra_ri)); 73377e91848SHuazhong Tan sprintf(result[j++], "%5u", le16_to_cpu(desc->tx.mss_hw_csum)); 73477e91848SHuazhong Tan } 73577e91848SHuazhong Tan 73677e91848SHuazhong Tan static int hns3_dbg_tx_bd_info(struct hns3_dbg_data *d, char *buf, int len) 73777e91848SHuazhong Tan { 73877e91848SHuazhong Tan char data_str[ARRAY_SIZE(tx_bd_info_items)][HNS3_DBG_DATA_STR_LEN]; 73977e91848SHuazhong Tan struct hns3_nic_priv *priv = d->handle->priv; 74077e91848SHuazhong Tan char *result[ARRAY_SIZE(tx_bd_info_items)]; 74177e91848SHuazhong Tan char content[HNS3_DBG_INFO_LEN]; 74277e91848SHuazhong Tan struct hns3_enet_ring *ring; 74377e91848SHuazhong Tan struct hns3_desc *desc; 74477e91848SHuazhong Tan unsigned int i; 74577e91848SHuazhong Tan int pos = 0; 74677e91848SHuazhong Tan 74777e91848SHuazhong Tan if (d->qid >= d->handle->kinfo.num_tqps) { 74877e91848SHuazhong Tan dev_err(&d->handle->pdev->dev, 74977e91848SHuazhong Tan "queue%u is not in use\n", d->qid); 75077e91848SHuazhong Tan return -EINVAL; 75177e91848SHuazhong Tan } 75277e91848SHuazhong Tan 75377e91848SHuazhong Tan for (i = 0; i < ARRAY_SIZE(tx_bd_info_items); i++) 75477e91848SHuazhong Tan result[i] = &data_str[i][0]; 75577e91848SHuazhong Tan 75677e91848SHuazhong Tan pos += scnprintf(buf + pos, len - pos, 75777e91848SHuazhong Tan "Queue %u tx bd info:\n", d->qid); 75877e91848SHuazhong Tan hns3_dbg_fill_content(content, sizeof(content), tx_bd_info_items, 75977e91848SHuazhong Tan NULL, ARRAY_SIZE(tx_bd_info_items)); 76077e91848SHuazhong Tan pos += scnprintf(buf + pos, len - pos, "%s", content); 76177e91848SHuazhong Tan 76277e91848SHuazhong Tan ring = &priv->ring[d->qid]; 76377e91848SHuazhong Tan for (i = 0; i < ring->desc_num; i++) { 76477e91848SHuazhong Tan desc = &ring->desc[i]; 76577e91848SHuazhong Tan 76677e91848SHuazhong Tan hns3_dump_tx_bd_info(priv, desc, result, i); 76777e91848SHuazhong Tan hns3_dbg_fill_content(content, sizeof(content), 76877e91848SHuazhong Tan tx_bd_info_items, (const char **)result, 76977e91848SHuazhong Tan ARRAY_SIZE(tx_bd_info_items)); 77077e91848SHuazhong Tan pos += scnprintf(buf + pos, len - pos, "%s", content); 77177e91848SHuazhong Tan } 772122bedc5Sliuzhongzhu 773122bedc5Sliuzhongzhu return 0; 774122bedc5Sliuzhongzhu } 775122bedc5Sliuzhongzhu 776b2292360Sliuzhongzhu static void hns3_dbg_help(struct hnae3_handle *h) 777b2292360Sliuzhongzhu { 778b2292360Sliuzhongzhu dev_info(&h->pdev->dev, "available commands\n"); 779b2292360Sliuzhongzhu } 780b2292360Sliuzhongzhu 781c929bc2aSJiaran Zhang static void 782c929bc2aSJiaran Zhang hns3_dbg_dev_caps(struct hnae3_handle *h, char *buf, int len, int *pos) 7839484e337SGuangbin Huang { 7849484e337SGuangbin Huang struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev); 785c929bc2aSJiaran Zhang static const char * const str[] = {"no", "yes"}; 786c929bc2aSJiaran Zhang unsigned long *caps = ae_dev->caps; 787c929bc2aSJiaran Zhang u32 i, state; 7889484e337SGuangbin Huang 789c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "dev capability:\n"); 7909484e337SGuangbin Huang 791c929bc2aSJiaran Zhang for (i = 0; i < ARRAY_SIZE(hns3_dbg_cap); i++) { 792c929bc2aSJiaran Zhang state = test_bit(hns3_dbg_cap[i].cap_bit, caps); 793c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "%s: %s\n", 794c929bc2aSJiaran Zhang hns3_dbg_cap[i].name, str[state]); 7959484e337SGuangbin Huang } 7969484e337SGuangbin Huang 797c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "\n"); 798c929bc2aSJiaran Zhang } 799c929bc2aSJiaran Zhang 800c929bc2aSJiaran Zhang static void 801c929bc2aSJiaran Zhang hns3_dbg_dev_specs(struct hnae3_handle *h, char *buf, int len, int *pos) 802b4442ec5SGuangbin Huang { 803b4442ec5SGuangbin Huang struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev); 804b4442ec5SGuangbin Huang struct hnae3_dev_specs *dev_specs = &ae_dev->dev_specs; 805b4442ec5SGuangbin Huang struct hnae3_knic_private_info *kinfo = &h->kinfo; 806b4442ec5SGuangbin Huang 807c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "dev_spec:\n"); 808c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "MAC entry num: %u\n", 809c929bc2aSJiaran Zhang dev_specs->mac_entry_num); 810c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "MNG entry num: %u\n", 811c929bc2aSJiaran Zhang dev_specs->mng_entry_num); 812c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "MAX non tso bd num: %u\n", 813b4442ec5SGuangbin Huang dev_specs->max_non_tso_bd_num); 814c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "RSS ind tbl size: %u\n", 815b4442ec5SGuangbin Huang dev_specs->rss_ind_tbl_size); 816c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "RSS key size: %u\n", 817c929bc2aSJiaran Zhang dev_specs->rss_key_size); 818c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "RSS size: %u\n", 819c929bc2aSJiaran Zhang kinfo->rss_size); 820c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "Allocated RSS size: %u\n", 821c929bc2aSJiaran Zhang kinfo->req_rss_size); 822c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, 823c929bc2aSJiaran Zhang "Task queue pairs numbers: %u\n", 824c929bc2aSJiaran Zhang kinfo->num_tqps); 825c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "RX buffer length: %u\n", 826c929bc2aSJiaran Zhang kinfo->rx_buf_len); 827c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "Desc num per TX queue: %u\n", 828c929bc2aSJiaran Zhang kinfo->num_tx_desc); 829c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "Desc num per RX queue: %u\n", 830c929bc2aSJiaran Zhang kinfo->num_rx_desc); 831c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, 832c929bc2aSJiaran Zhang "Total number of enabled TCs: %u\n", 83335244430SJian Shen kinfo->tc_info.num_tc); 834c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "MAX INT QL: %u\n", 835c929bc2aSJiaran Zhang dev_specs->int_ql_max); 836c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "MAX INT GL: %u\n", 837c929bc2aSJiaran Zhang dev_specs->max_int_gl); 838c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "MAX TM RATE: %u\n", 839c929bc2aSJiaran Zhang dev_specs->max_tm_rate); 840c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "MAX QSET number: %u\n", 841c929bc2aSJiaran Zhang dev_specs->max_qset_num); 842c929bc2aSJiaran Zhang } 843c929bc2aSJiaran Zhang 844c929bc2aSJiaran Zhang static int hns3_dbg_dev_info(struct hnae3_handle *h, char *buf, int len) 845c929bc2aSJiaran Zhang { 846c929bc2aSJiaran Zhang int pos = 0; 847c929bc2aSJiaran Zhang 848c929bc2aSJiaran Zhang hns3_dbg_dev_caps(h, buf, len, &pos); 849c929bc2aSJiaran Zhang 850c929bc2aSJiaran Zhang hns3_dbg_dev_specs(h, buf, len, &pos); 851c929bc2aSJiaran Zhang 852c929bc2aSJiaran Zhang return 0; 853b4442ec5SGuangbin Huang } 854b4442ec5SGuangbin Huang 855b2292360Sliuzhongzhu static ssize_t hns3_dbg_cmd_read(struct file *filp, char __user *buffer, 856b2292360Sliuzhongzhu size_t count, loff_t *ppos) 857b2292360Sliuzhongzhu { 858b2292360Sliuzhongzhu int uncopy_bytes; 859b2292360Sliuzhongzhu char *buf; 860b2292360Sliuzhongzhu int len; 861b2292360Sliuzhongzhu 862b2292360Sliuzhongzhu if (*ppos != 0) 863b2292360Sliuzhongzhu return 0; 864b2292360Sliuzhongzhu 865b2292360Sliuzhongzhu if (count < HNS3_DBG_READ_LEN) 866b2292360Sliuzhongzhu return -ENOSPC; 867b2292360Sliuzhongzhu 868b2292360Sliuzhongzhu buf = kzalloc(HNS3_DBG_READ_LEN, GFP_KERNEL); 869b2292360Sliuzhongzhu if (!buf) 870b2292360Sliuzhongzhu return -ENOMEM; 871b2292360Sliuzhongzhu 87249e211c0SChen Zhou len = scnprintf(buf, HNS3_DBG_READ_LEN, "%s\n", 873b2292360Sliuzhongzhu "Please echo help to cmd to get help information"); 874b2292360Sliuzhongzhu uncopy_bytes = copy_to_user(buffer, buf, len); 875b2292360Sliuzhongzhu 876b2292360Sliuzhongzhu kfree(buf); 877b2292360Sliuzhongzhu 878b2292360Sliuzhongzhu if (uncopy_bytes) 879b2292360Sliuzhongzhu return -EFAULT; 880b2292360Sliuzhongzhu 881b2292360Sliuzhongzhu return (*ppos = len); 882b2292360Sliuzhongzhu } 883b2292360Sliuzhongzhu 884c318af3fSPeng Li static int hns3_dbg_check_cmd(struct hnae3_handle *handle, char *cmd_buf) 885c318af3fSPeng Li { 886c318af3fSPeng Li int ret = 0; 887c318af3fSPeng Li 888c318af3fSPeng Li if (strncmp(cmd_buf, "help", 4) == 0) 889c318af3fSPeng Li hns3_dbg_help(handle); 890c318af3fSPeng Li else if (handle->ae_algo->ops->dbg_run_cmd) 891c318af3fSPeng Li ret = handle->ae_algo->ops->dbg_run_cmd(handle, cmd_buf); 892c318af3fSPeng Li else 893c318af3fSPeng Li ret = -EOPNOTSUPP; 894c318af3fSPeng Li 895c318af3fSPeng Li return ret; 896c318af3fSPeng Li } 897c318af3fSPeng Li 898b2292360Sliuzhongzhu static ssize_t hns3_dbg_cmd_write(struct file *filp, const char __user *buffer, 899b2292360Sliuzhongzhu size_t count, loff_t *ppos) 900b2292360Sliuzhongzhu { 901b2292360Sliuzhongzhu struct hnae3_handle *handle = filp->private_data; 90257ceee2cSliuzhongzhu struct hns3_nic_priv *priv = handle->priv; 903b2292360Sliuzhongzhu char *cmd_buf, *cmd_buf_tmp; 904b2292360Sliuzhongzhu int uncopied_bytes; 905c318af3fSPeng Li int ret; 906b2292360Sliuzhongzhu 907b2292360Sliuzhongzhu if (*ppos != 0) 908b2292360Sliuzhongzhu return 0; 909b2292360Sliuzhongzhu 91057ceee2cSliuzhongzhu /* Judge if the instance is being reset. */ 9117737f1fbSliuzhongzhu if (!test_bit(HNS3_NIC_STATE_INITED, &priv->state) || 91257ceee2cSliuzhongzhu test_bit(HNS3_NIC_STATE_RESETTING, &priv->state)) 91357ceee2cSliuzhongzhu return 0; 91457ceee2cSliuzhongzhu 9157ac243f9SYufeng Mo if (count > HNS3_DBG_WRITE_LEN) 9167ac243f9SYufeng Mo return -ENOSPC; 9177ac243f9SYufeng Mo 918b2292360Sliuzhongzhu cmd_buf = kzalloc(count + 1, GFP_KERNEL); 919b2292360Sliuzhongzhu if (!cmd_buf) 920b2292360Sliuzhongzhu return count; 921b2292360Sliuzhongzhu 922b2292360Sliuzhongzhu uncopied_bytes = copy_from_user(cmd_buf, buffer, count); 923b2292360Sliuzhongzhu if (uncopied_bytes) { 924b2292360Sliuzhongzhu kfree(cmd_buf); 925b2292360Sliuzhongzhu return -EFAULT; 926b2292360Sliuzhongzhu } 927b2292360Sliuzhongzhu 928b2292360Sliuzhongzhu cmd_buf[count] = '\0'; 929b2292360Sliuzhongzhu 930b2292360Sliuzhongzhu cmd_buf_tmp = strchr(cmd_buf, '\n'); 931b2292360Sliuzhongzhu if (cmd_buf_tmp) { 932b2292360Sliuzhongzhu *cmd_buf_tmp = '\0'; 933b2292360Sliuzhongzhu count = cmd_buf_tmp - cmd_buf + 1; 934b2292360Sliuzhongzhu } 935b2292360Sliuzhongzhu 936c318af3fSPeng Li ret = hns3_dbg_check_cmd(handle, cmd_buf); 937b2292360Sliuzhongzhu if (ret) 938b2292360Sliuzhongzhu hns3_dbg_help(handle); 939b2292360Sliuzhongzhu 940b2292360Sliuzhongzhu kfree(cmd_buf); 941b2292360Sliuzhongzhu cmd_buf = NULL; 942b2292360Sliuzhongzhu 943b2292360Sliuzhongzhu return count; 944b2292360Sliuzhongzhu } 945b2292360Sliuzhongzhu 9465e69ea7eSYufeng Mo static int hns3_dbg_get_cmd_index(struct hnae3_handle *handle, 9475e69ea7eSYufeng Mo const unsigned char *name, u32 *index) 9485e69ea7eSYufeng Mo { 9495e69ea7eSYufeng Mo u32 i; 9505e69ea7eSYufeng Mo 9515e69ea7eSYufeng Mo for (i = 0; i < ARRAY_SIZE(hns3_dbg_cmd); i++) { 9525e69ea7eSYufeng Mo if (!strncmp(name, hns3_dbg_cmd[i].name, 9535e69ea7eSYufeng Mo strlen(hns3_dbg_cmd[i].name))) { 9545e69ea7eSYufeng Mo *index = i; 9555e69ea7eSYufeng Mo return 0; 9565e69ea7eSYufeng Mo } 9575e69ea7eSYufeng Mo } 9585e69ea7eSYufeng Mo 9595e69ea7eSYufeng Mo dev_err(&handle->pdev->dev, "unknown command(%s)\n", name); 9605e69ea7eSYufeng Mo return -EINVAL; 9615e69ea7eSYufeng Mo } 9625e69ea7eSYufeng Mo 963c929bc2aSJiaran Zhang static const struct hns3_dbg_func hns3_dbg_cmd_func[] = { 964c929bc2aSJiaran Zhang { 965d2f737cfSHao Chen .cmd = HNAE3_DBG_CMD_QUEUE_MAP, 966d2f737cfSHao Chen .dbg_dump = hns3_dbg_queue_map, 967d2f737cfSHao Chen }, 968d2f737cfSHao Chen { 969c929bc2aSJiaran Zhang .cmd = HNAE3_DBG_CMD_DEV_INFO, 970c929bc2aSJiaran Zhang .dbg_dump = hns3_dbg_dev_info, 971c929bc2aSJiaran Zhang }, 97277e91848SHuazhong Tan { 97377e91848SHuazhong Tan .cmd = HNAE3_DBG_CMD_TX_BD, 97477e91848SHuazhong Tan .dbg_dump_bd = hns3_dbg_tx_bd_info, 97577e91848SHuazhong Tan }, 97677e91848SHuazhong Tan { 97777e91848SHuazhong Tan .cmd = HNAE3_DBG_CMD_RX_BD, 97877e91848SHuazhong Tan .dbg_dump_bd = hns3_dbg_rx_bd_info, 97977e91848SHuazhong Tan }, 980e44c495dSHao Chen { 981e44c495dSHao Chen .cmd = HNAE3_DBG_CMD_RX_QUEUE_INFO, 982e44c495dSHao Chen .dbg_dump = hns3_dbg_rx_queue_info, 983e44c495dSHao Chen }, 984e44c495dSHao Chen { 985e44c495dSHao Chen .cmd = HNAE3_DBG_CMD_TX_QUEUE_INFO, 986e44c495dSHao Chen .dbg_dump = hns3_dbg_tx_queue_info, 987e44c495dSHao Chen }, 988c929bc2aSJiaran Zhang }; 989c929bc2aSJiaran Zhang 99077e91848SHuazhong Tan static int hns3_dbg_read_cmd(struct hns3_dbg_data *dbg_data, 9915e69ea7eSYufeng Mo enum hnae3_dbg_cmd cmd, char *buf, int len) 9925e69ea7eSYufeng Mo { 99377e91848SHuazhong Tan const struct hnae3_ae_ops *ops = dbg_data->handle->ae_algo->ops; 99477e91848SHuazhong Tan const struct hns3_dbg_func *cmd_func; 995c929bc2aSJiaran Zhang u32 i; 996c929bc2aSJiaran Zhang 997c929bc2aSJiaran Zhang for (i = 0; i < ARRAY_SIZE(hns3_dbg_cmd_func); i++) { 99877e91848SHuazhong Tan if (cmd == hns3_dbg_cmd_func[i].cmd) { 99977e91848SHuazhong Tan cmd_func = &hns3_dbg_cmd_func[i]; 100077e91848SHuazhong Tan if (cmd_func->dbg_dump) 100177e91848SHuazhong Tan return cmd_func->dbg_dump(dbg_data->handle, buf, 100277e91848SHuazhong Tan len); 100377e91848SHuazhong Tan else 100477e91848SHuazhong Tan return cmd_func->dbg_dump_bd(dbg_data, buf, 100577e91848SHuazhong Tan len); 100677e91848SHuazhong Tan } 1007c929bc2aSJiaran Zhang } 10085e69ea7eSYufeng Mo 10095e69ea7eSYufeng Mo if (!ops->dbg_read_cmd) 10105e69ea7eSYufeng Mo return -EOPNOTSUPP; 10115e69ea7eSYufeng Mo 101277e91848SHuazhong Tan return ops->dbg_read_cmd(dbg_data->handle, cmd, buf, len); 10135e69ea7eSYufeng Mo } 10145e69ea7eSYufeng Mo 101504987ca1SGuangbin Huang static ssize_t hns3_dbg_read(struct file *filp, char __user *buffer, 101604987ca1SGuangbin Huang size_t count, loff_t *ppos) 101704987ca1SGuangbin Huang { 101877e91848SHuazhong Tan struct hns3_dbg_data *dbg_data = filp->private_data; 101977e91848SHuazhong Tan struct hnae3_handle *handle = dbg_data->handle; 102004987ca1SGuangbin Huang struct hns3_nic_priv *priv = handle->priv; 102104987ca1SGuangbin Huang ssize_t size = 0; 10225e69ea7eSYufeng Mo char **save_buf; 10235e69ea7eSYufeng Mo char *read_buf; 10245e69ea7eSYufeng Mo u32 index; 10255e69ea7eSYufeng Mo int ret; 102604987ca1SGuangbin Huang 10275e69ea7eSYufeng Mo ret = hns3_dbg_get_cmd_index(handle, filp->f_path.dentry->d_iname, 10285e69ea7eSYufeng Mo &index); 10295e69ea7eSYufeng Mo if (ret) 10305e69ea7eSYufeng Mo return ret; 10315e69ea7eSYufeng Mo 10325e69ea7eSYufeng Mo save_buf = &hns3_dbg_cmd[index].buf; 10335e69ea7eSYufeng Mo 10345e69ea7eSYufeng Mo if (!test_bit(HNS3_NIC_STATE_INITED, &priv->state) || 10355e69ea7eSYufeng Mo test_bit(HNS3_NIC_STATE_RESETTING, &priv->state)) { 10365e69ea7eSYufeng Mo ret = -EBUSY; 10375e69ea7eSYufeng Mo goto out; 10385e69ea7eSYufeng Mo } 10395e69ea7eSYufeng Mo 10405e69ea7eSYufeng Mo if (*save_buf) { 10415e69ea7eSYufeng Mo read_buf = *save_buf; 10425e69ea7eSYufeng Mo } else { 10435e69ea7eSYufeng Mo read_buf = kvzalloc(hns3_dbg_cmd[index].buf_len, GFP_KERNEL); 104404987ca1SGuangbin Huang if (!read_buf) 104504987ca1SGuangbin Huang return -ENOMEM; 104604987ca1SGuangbin Huang 10475e69ea7eSYufeng Mo /* save the buffer addr until the last read operation */ 10485e69ea7eSYufeng Mo *save_buf = read_buf; 10495e69ea7eSYufeng Mo } 105004987ca1SGuangbin Huang 10515e69ea7eSYufeng Mo /* get data ready for the first time to read */ 10525e69ea7eSYufeng Mo if (!*ppos) { 105377e91848SHuazhong Tan ret = hns3_dbg_read_cmd(dbg_data, hns3_dbg_cmd[index].cmd, 10545e69ea7eSYufeng Mo read_buf, hns3_dbg_cmd[index].buf_len); 10555e69ea7eSYufeng Mo if (ret) 105604987ca1SGuangbin Huang goto out; 105704987ca1SGuangbin Huang } 105804987ca1SGuangbin Huang 105904987ca1SGuangbin Huang size = simple_read_from_buffer(buffer, count, ppos, read_buf, 106004987ca1SGuangbin Huang strlen(read_buf)); 10615e69ea7eSYufeng Mo if (size > 0) 10625e69ea7eSYufeng Mo return size; 106304987ca1SGuangbin Huang 106404987ca1SGuangbin Huang out: 10655e69ea7eSYufeng Mo /* free the buffer for the last read operation */ 10665e69ea7eSYufeng Mo if (*save_buf) { 10675e69ea7eSYufeng Mo kvfree(*save_buf); 10685e69ea7eSYufeng Mo *save_buf = NULL; 10695e69ea7eSYufeng Mo } 10705e69ea7eSYufeng Mo 10715e69ea7eSYufeng Mo return ret; 107204987ca1SGuangbin Huang } 107304987ca1SGuangbin Huang 1074b2292360Sliuzhongzhu static const struct file_operations hns3_dbg_cmd_fops = { 1075b2292360Sliuzhongzhu .owner = THIS_MODULE, 1076b2292360Sliuzhongzhu .open = simple_open, 1077b2292360Sliuzhongzhu .read = hns3_dbg_cmd_read, 1078b2292360Sliuzhongzhu .write = hns3_dbg_cmd_write, 1079b2292360Sliuzhongzhu }; 1080b2292360Sliuzhongzhu 108104987ca1SGuangbin Huang static const struct file_operations hns3_dbg_fops = { 108204987ca1SGuangbin Huang .owner = THIS_MODULE, 108304987ca1SGuangbin Huang .open = simple_open, 108404987ca1SGuangbin Huang .read = hns3_dbg_read, 108504987ca1SGuangbin Huang }; 108604987ca1SGuangbin Huang 108777e91848SHuazhong Tan static int hns3_dbg_bd_file_init(struct hnae3_handle *handle, u32 cmd) 108877e91848SHuazhong Tan { 108977e91848SHuazhong Tan struct dentry *entry_dir; 109077e91848SHuazhong Tan struct hns3_dbg_data *data; 109177e91848SHuazhong Tan u16 max_queue_num; 109277e91848SHuazhong Tan unsigned int i; 109377e91848SHuazhong Tan 109477e91848SHuazhong Tan entry_dir = hns3_dbg_dentry[hns3_dbg_cmd[cmd].dentry].dentry; 109577e91848SHuazhong Tan max_queue_num = hns3_get_max_available_channels(handle); 109677e91848SHuazhong Tan data = devm_kzalloc(&handle->pdev->dev, max_queue_num * sizeof(*data), 109777e91848SHuazhong Tan GFP_KERNEL); 109877e91848SHuazhong Tan if (!data) 109977e91848SHuazhong Tan return -ENOMEM; 110077e91848SHuazhong Tan 110177e91848SHuazhong Tan for (i = 0; i < max_queue_num; i++) { 110277e91848SHuazhong Tan char name[HNS3_DBG_FILE_NAME_LEN]; 110377e91848SHuazhong Tan 110477e91848SHuazhong Tan data[i].handle = handle; 110577e91848SHuazhong Tan data[i].qid = i; 110677e91848SHuazhong Tan sprintf(name, "%s%u", hns3_dbg_cmd[cmd].name, i); 110777e91848SHuazhong Tan debugfs_create_file(name, 0400, entry_dir, &data[i], 110877e91848SHuazhong Tan &hns3_dbg_fops); 110977e91848SHuazhong Tan } 111077e91848SHuazhong Tan 111177e91848SHuazhong Tan return 0; 111277e91848SHuazhong Tan } 111377e91848SHuazhong Tan 11145e69ea7eSYufeng Mo static int 11155e69ea7eSYufeng Mo hns3_dbg_common_file_init(struct hnae3_handle *handle, u32 cmd) 11165e69ea7eSYufeng Mo { 111777e91848SHuazhong Tan struct hns3_dbg_data *data; 11185e69ea7eSYufeng Mo struct dentry *entry_dir; 11195e69ea7eSYufeng Mo 112077e91848SHuazhong Tan data = devm_kzalloc(&handle->pdev->dev, sizeof(*data), GFP_KERNEL); 112177e91848SHuazhong Tan if (!data) 112277e91848SHuazhong Tan return -ENOMEM; 112377e91848SHuazhong Tan 112477e91848SHuazhong Tan data->handle = handle; 11255e69ea7eSYufeng Mo entry_dir = hns3_dbg_dentry[hns3_dbg_cmd[cmd].dentry].dentry; 11265e69ea7eSYufeng Mo debugfs_create_file(hns3_dbg_cmd[cmd].name, 0400, entry_dir, 112777e91848SHuazhong Tan data, &hns3_dbg_fops); 11285e69ea7eSYufeng Mo 11295e69ea7eSYufeng Mo return 0; 11305e69ea7eSYufeng Mo } 11315e69ea7eSYufeng Mo 11325e69ea7eSYufeng Mo int hns3_dbg_init(struct hnae3_handle *handle) 1133b2292360Sliuzhongzhu { 113404987ca1SGuangbin Huang struct hnae3_ae_dev *ae_dev = pci_get_drvdata(handle->pdev); 1135b2292360Sliuzhongzhu const char *name = pci_name(handle->pdev); 11365e69ea7eSYufeng Mo int ret; 11375e69ea7eSYufeng Mo u32 i; 1138b2292360Sliuzhongzhu 11395e69ea7eSYufeng Mo hns3_dbg_dentry[HNS3_DBG_DENTRY_COMMON].dentry = 11405e69ea7eSYufeng Mo debugfs_create_dir(name, hns3_dbgfs_root); 11415e69ea7eSYufeng Mo handle->hnae3_dbgfs = hns3_dbg_dentry[HNS3_DBG_DENTRY_COMMON].dentry; 1142b2292360Sliuzhongzhu 114311ab11e6SGreg Kroah-Hartman debugfs_create_file("cmd", 0600, handle->hnae3_dbgfs, handle, 1144b2292360Sliuzhongzhu &hns3_dbg_cmd_fops); 114504987ca1SGuangbin Huang 11465e69ea7eSYufeng Mo for (i = 0; i < HNS3_DBG_DENTRY_COMMON; i++) 11475e69ea7eSYufeng Mo hns3_dbg_dentry[i].dentry = 11485e69ea7eSYufeng Mo debugfs_create_dir(hns3_dbg_dentry[i].name, 11495e69ea7eSYufeng Mo handle->hnae3_dbgfs); 11505e69ea7eSYufeng Mo 11515e69ea7eSYufeng Mo for (i = 0; i < ARRAY_SIZE(hns3_dbg_cmd); i++) { 11525e69ea7eSYufeng Mo if (hns3_dbg_cmd[i].cmd == HNAE3_DBG_CMD_TM_NODES && 11535e69ea7eSYufeng Mo ae_dev->dev_version <= HNAE3_DEVICE_VERSION_V2) 11545e69ea7eSYufeng Mo continue; 11555e69ea7eSYufeng Mo 11565e69ea7eSYufeng Mo if (!hns3_dbg_cmd[i].init) { 11575e69ea7eSYufeng Mo dev_err(&handle->pdev->dev, 11585e69ea7eSYufeng Mo "cmd %s lack of init func\n", 11595e69ea7eSYufeng Mo hns3_dbg_cmd[i].name); 11605e69ea7eSYufeng Mo ret = -EINVAL; 11615e69ea7eSYufeng Mo goto out; 11625e69ea7eSYufeng Mo } 11635e69ea7eSYufeng Mo 11645e69ea7eSYufeng Mo ret = hns3_dbg_cmd[i].init(handle, i); 11655e69ea7eSYufeng Mo if (ret) { 11665e69ea7eSYufeng Mo dev_err(&handle->pdev->dev, "failed to init cmd %s\n", 11675e69ea7eSYufeng Mo hns3_dbg_cmd[i].name); 11685e69ea7eSYufeng Mo goto out; 11695e69ea7eSYufeng Mo } 11705e69ea7eSYufeng Mo } 11715e69ea7eSYufeng Mo 11725e69ea7eSYufeng Mo return 0; 11735e69ea7eSYufeng Mo 11745e69ea7eSYufeng Mo out: 11755e69ea7eSYufeng Mo debugfs_remove_recursive(handle->hnae3_dbgfs); 11765e69ea7eSYufeng Mo handle->hnae3_dbgfs = NULL; 11775e69ea7eSYufeng Mo return ret; 1178b2292360Sliuzhongzhu } 1179b2292360Sliuzhongzhu 1180b2292360Sliuzhongzhu void hns3_dbg_uninit(struct hnae3_handle *handle) 1181b2292360Sliuzhongzhu { 11825e69ea7eSYufeng Mo u32 i; 11835e69ea7eSYufeng Mo 11845e69ea7eSYufeng Mo for (i = 0; i < ARRAY_SIZE(hns3_dbg_cmd); i++) 11855e69ea7eSYufeng Mo if (hns3_dbg_cmd[i].buf) { 11865e69ea7eSYufeng Mo kvfree(hns3_dbg_cmd[i].buf); 11875e69ea7eSYufeng Mo hns3_dbg_cmd[i].buf = NULL; 11885e69ea7eSYufeng Mo } 11895e69ea7eSYufeng Mo 1190b2292360Sliuzhongzhu debugfs_remove_recursive(handle->hnae3_dbgfs); 1191b2292360Sliuzhongzhu handle->hnae3_dbgfs = NULL; 1192b2292360Sliuzhongzhu } 1193b2292360Sliuzhongzhu 1194b2292360Sliuzhongzhu void hns3_dbg_register_debugfs(const char *debugfs_dir_name) 1195b2292360Sliuzhongzhu { 1196b2292360Sliuzhongzhu hns3_dbgfs_root = debugfs_create_dir(debugfs_dir_name, NULL); 1197b2292360Sliuzhongzhu } 1198b2292360Sliuzhongzhu 1199b2292360Sliuzhongzhu void hns3_dbg_unregister_debugfs(void) 1200b2292360Sliuzhongzhu { 1201b2292360Sliuzhongzhu debugfs_remove_recursive(hns3_dbgfs_root); 1202b2292360Sliuzhongzhu hns3_dbgfs_root = NULL; 1203b2292360Sliuzhongzhu } 1204