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 { 194*7b07ab06SJiaran Zhang .name = "mac_tnl_status", 195*7b07ab06SJiaran Zhang .cmd = HNAE3_DBG_CMD_MAC_TNL_STATUS, 196*7b07ab06SJiaran Zhang .dentry = HNS3_DBG_DENTRY_COMMON, 197*7b07ab06SJiaran Zhang .buf_len = HNS3_DBG_READ_LEN, 198*7b07ab06SJiaran Zhang .init = hns3_dbg_common_file_init, 199*7b07ab06SJiaran Zhang }, 200*7b07ab06SJiaran 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 }, 305c929bc2aSJiaran Zhang }; 306c929bc2aSJiaran Zhang 307c929bc2aSJiaran Zhang static struct hns3_dbg_cap_info hns3_dbg_cap[] = { 308c929bc2aSJiaran Zhang { 309c929bc2aSJiaran Zhang .name = "support FD", 310c929bc2aSJiaran Zhang .cap_bit = HNAE3_DEV_SUPPORT_FD_B, 311c929bc2aSJiaran Zhang }, { 312c929bc2aSJiaran Zhang .name = "support GRO", 313c929bc2aSJiaran Zhang .cap_bit = HNAE3_DEV_SUPPORT_GRO_B, 314c929bc2aSJiaran Zhang }, { 315c929bc2aSJiaran Zhang .name = "support FEC", 316c929bc2aSJiaran Zhang .cap_bit = HNAE3_DEV_SUPPORT_FEC_B, 317c929bc2aSJiaran Zhang }, { 318c929bc2aSJiaran Zhang .name = "support UDP GSO", 319c929bc2aSJiaran Zhang .cap_bit = HNAE3_DEV_SUPPORT_UDP_GSO_B, 320c929bc2aSJiaran Zhang }, { 321c929bc2aSJiaran Zhang .name = "support PTP", 322c929bc2aSJiaran Zhang .cap_bit = HNAE3_DEV_SUPPORT_PTP_B, 323c929bc2aSJiaran Zhang }, { 324c929bc2aSJiaran Zhang .name = "support INT QL", 325c929bc2aSJiaran Zhang .cap_bit = HNAE3_DEV_SUPPORT_INT_QL_B, 326c929bc2aSJiaran Zhang }, { 327c929bc2aSJiaran Zhang .name = "support HW TX csum", 328c929bc2aSJiaran Zhang .cap_bit = HNAE3_DEV_SUPPORT_HW_TX_CSUM_B, 329c929bc2aSJiaran Zhang }, { 330c929bc2aSJiaran Zhang .name = "support UDP tunnel csum", 331c929bc2aSJiaran Zhang .cap_bit = HNAE3_DEV_SUPPORT_UDP_TUNNEL_CSUM_B, 332c929bc2aSJiaran Zhang }, { 333c929bc2aSJiaran Zhang .name = "support TX push", 334c929bc2aSJiaran Zhang .cap_bit = HNAE3_DEV_SUPPORT_TX_PUSH_B, 335c929bc2aSJiaran Zhang }, { 336c929bc2aSJiaran Zhang .name = "support imp-controlled PHY", 337c929bc2aSJiaran Zhang .cap_bit = HNAE3_DEV_SUPPORT_PHY_IMP_B, 338c929bc2aSJiaran Zhang }, { 339c929bc2aSJiaran Zhang .name = "support rxd advanced layout", 340c929bc2aSJiaran Zhang .cap_bit = HNAE3_DEV_SUPPORT_RXD_ADV_LAYOUT_B, 341c929bc2aSJiaran Zhang }, 3425e69ea7eSYufeng Mo }; 3435e69ea7eSYufeng Mo 34477e91848SHuazhong Tan static void hns3_dbg_fill_content(char *content, u16 len, 34577e91848SHuazhong Tan const struct hns3_dbg_item *items, 34677e91848SHuazhong Tan const char **result, u16 size) 34777e91848SHuazhong Tan { 34877e91848SHuazhong Tan char *pos = content; 34977e91848SHuazhong Tan u16 i; 35077e91848SHuazhong Tan 35177e91848SHuazhong Tan memset(content, ' ', len); 35277e91848SHuazhong Tan for (i = 0; i < size; i++) { 35377e91848SHuazhong Tan if (result) 35477e91848SHuazhong Tan strncpy(pos, result[i], strlen(result[i])); 35577e91848SHuazhong Tan else 35677e91848SHuazhong Tan strncpy(pos, items[i].name, strlen(items[i].name)); 35777e91848SHuazhong Tan 35877e91848SHuazhong Tan pos += strlen(items[i].name) + items[i].interval; 35977e91848SHuazhong Tan } 36077e91848SHuazhong Tan 36177e91848SHuazhong Tan *pos++ = '\n'; 36277e91848SHuazhong Tan *pos++ = '\0'; 36377e91848SHuazhong Tan } 36477e91848SHuazhong Tan 365e44c495dSHao Chen static const struct hns3_dbg_item rx_queue_info_items[] = { 366e44c495dSHao Chen { "QUEUE_ID", 2 }, 367e44c495dSHao Chen { "BD_NUM", 2 }, 368e44c495dSHao Chen { "BD_LEN", 2 }, 369e44c495dSHao Chen { "TAIL", 2 }, 370e44c495dSHao Chen { "HEAD", 2 }, 371e44c495dSHao Chen { "FBDNUM", 2 }, 372e44c495dSHao Chen { "PKTNUM", 2 }, 373e44c495dSHao Chen { "RING_EN", 2 }, 374e44c495dSHao Chen { "RX_RING_EN", 2 }, 375e44c495dSHao Chen { "BASE_ADDR", 10 }, 376e44c495dSHao Chen }; 377e44c495dSHao Chen 378e44c495dSHao Chen static void hns3_dump_rx_queue_info(struct hns3_enet_ring *ring, 379e44c495dSHao Chen struct hnae3_ae_dev *ae_dev, char **result, 380e44c495dSHao Chen u32 index) 38157ceee2cSliuzhongzhu { 38257ceee2cSliuzhongzhu u32 base_add_l, base_add_h; 383e44c495dSHao Chen u32 j = 0; 384e44c495dSHao Chen 385e44c495dSHao Chen sprintf(result[j++], "%8u", index); 386e44c495dSHao Chen 387e44c495dSHao Chen sprintf(result[j++], "%6u", readl_relaxed(ring->tqp->io_base + 388e44c495dSHao Chen HNS3_RING_RX_RING_BD_NUM_REG)); 389e44c495dSHao Chen 390e44c495dSHao Chen sprintf(result[j++], "%6u", readl_relaxed(ring->tqp->io_base + 391e44c495dSHao Chen HNS3_RING_RX_RING_BD_LEN_REG)); 392e44c495dSHao Chen 393e44c495dSHao Chen sprintf(result[j++], "%4u", readl_relaxed(ring->tqp->io_base + 394e44c495dSHao Chen HNS3_RING_RX_RING_TAIL_REG)); 395e44c495dSHao Chen 396e44c495dSHao Chen sprintf(result[j++], "%4u", readl_relaxed(ring->tqp->io_base + 397e44c495dSHao Chen HNS3_RING_RX_RING_HEAD_REG)); 398e44c495dSHao Chen 399e44c495dSHao Chen sprintf(result[j++], "%6u", readl_relaxed(ring->tqp->io_base + 400e44c495dSHao Chen HNS3_RING_RX_RING_FBDNUM_REG)); 401e44c495dSHao Chen 402e44c495dSHao Chen sprintf(result[j++], "%6u", readl_relaxed(ring->tqp->io_base + 403e44c495dSHao Chen HNS3_RING_RX_RING_PKTNUM_RECORD_REG)); 404e44c495dSHao Chen 405e44c495dSHao Chen sprintf(result[j++], "%7s", readl_relaxed(ring->tqp->io_base + 406e44c495dSHao Chen HNS3_RING_EN_REG) ? "on" : "off"); 407e44c495dSHao Chen 408e44c495dSHao Chen if (hnae3_ae_dev_tqp_txrx_indep_supported(ae_dev)) 409e44c495dSHao Chen sprintf(result[j++], "%10s", readl_relaxed(ring->tqp->io_base + 410e44c495dSHao Chen HNS3_RING_RX_EN_REG) ? "on" : "off"); 411e44c495dSHao Chen else 412e44c495dSHao Chen sprintf(result[j++], "%10s", "NA"); 413e44c495dSHao Chen 414e44c495dSHao Chen base_add_h = readl_relaxed(ring->tqp->io_base + 415e44c495dSHao Chen HNS3_RING_RX_RING_BASEADDR_H_REG); 416e44c495dSHao Chen base_add_l = readl_relaxed(ring->tqp->io_base + 417e44c495dSHao Chen HNS3_RING_RX_RING_BASEADDR_L_REG); 418e44c495dSHao Chen sprintf(result[j++], "0x%08x%08x", base_add_h, base_add_l); 419e44c495dSHao Chen } 420e44c495dSHao Chen 421e44c495dSHao Chen static int hns3_dbg_rx_queue_info(struct hnae3_handle *h, 422e44c495dSHao Chen char *buf, int len) 423e44c495dSHao Chen { 424e44c495dSHao Chen char data_str[ARRAY_SIZE(rx_queue_info_items)][HNS3_DBG_DATA_STR_LEN]; 425e44c495dSHao Chen struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev); 426e44c495dSHao Chen char *result[ARRAY_SIZE(rx_queue_info_items)]; 427e44c495dSHao Chen struct hns3_nic_priv *priv = h->priv; 428e44c495dSHao Chen char content[HNS3_DBG_INFO_LEN]; 429e44c495dSHao Chen struct hns3_enet_ring *ring; 430e44c495dSHao Chen int pos = 0; 431e44c495dSHao Chen u32 i; 43257ceee2cSliuzhongzhu 4335f06b903SYunsheng Lin if (!priv->ring) { 4345f06b903SYunsheng Lin dev_err(&h->pdev->dev, "priv->ring is NULL\n"); 43557ceee2cSliuzhongzhu return -EFAULT; 43657ceee2cSliuzhongzhu } 43757ceee2cSliuzhongzhu 438e44c495dSHao Chen for (i = 0; i < ARRAY_SIZE(rx_queue_info_items); i++) 439e44c495dSHao Chen result[i] = &data_str[i][0]; 44057ceee2cSliuzhongzhu 441e44c495dSHao Chen hns3_dbg_fill_content(content, sizeof(content), rx_queue_info_items, 442e44c495dSHao Chen NULL, ARRAY_SIZE(rx_queue_info_items)); 443e44c495dSHao Chen pos += scnprintf(buf + pos, len - pos, "%s", content); 444e44c495dSHao Chen for (i = 0; i < h->kinfo.num_tqps; i++) { 44557ceee2cSliuzhongzhu /* Each cycle needs to determine whether the instance is reset, 44657ceee2cSliuzhongzhu * to prevent reference to invalid memory. And need to ensure 44757ceee2cSliuzhongzhu * that the following code is executed within 100ms. 44857ceee2cSliuzhongzhu */ 4497737f1fbSliuzhongzhu if (!test_bit(HNS3_NIC_STATE_INITED, &priv->state) || 45057ceee2cSliuzhongzhu test_bit(HNS3_NIC_STATE_RESETTING, &priv->state)) 45157ceee2cSliuzhongzhu return -EPERM; 45257ceee2cSliuzhongzhu 4535f06b903SYunsheng Lin ring = &priv->ring[(u32)(i + h->kinfo.num_tqps)]; 454e44c495dSHao Chen hns3_dump_rx_queue_info(ring, ae_dev, result, i); 455e44c495dSHao Chen hns3_dbg_fill_content(content, sizeof(content), 456e44c495dSHao Chen rx_queue_info_items, 457e44c495dSHao Chen (const char **)result, 458e44c495dSHao Chen ARRAY_SIZE(rx_queue_info_items)); 459e44c495dSHao Chen pos += scnprintf(buf + pos, len - pos, "%s", content); 460e44c495dSHao Chen } 46157ceee2cSliuzhongzhu 462e44c495dSHao Chen return 0; 463e44c495dSHao Chen } 46457ceee2cSliuzhongzhu 465e44c495dSHao Chen static const struct hns3_dbg_item tx_queue_info_items[] = { 466e44c495dSHao Chen { "QUEUE_ID", 2 }, 467e44c495dSHao Chen { "BD_NUM", 2 }, 468e44c495dSHao Chen { "TC", 2 }, 469e44c495dSHao Chen { "TAIL", 2 }, 470e44c495dSHao Chen { "HEAD", 2 }, 471e44c495dSHao Chen { "FBDNUM", 2 }, 472e44c495dSHao Chen { "OFFSET", 2 }, 473e44c495dSHao Chen { "PKTNUM", 2 }, 474e44c495dSHao Chen { "RING_EN", 2 }, 475e44c495dSHao Chen { "TX_RING_EN", 2 }, 476e44c495dSHao Chen { "BASE_ADDR", 10 }, 477e44c495dSHao Chen }; 47857ceee2cSliuzhongzhu 479e44c495dSHao Chen static void hns3_dump_tx_queue_info(struct hns3_enet_ring *ring, 480e44c495dSHao Chen struct hnae3_ae_dev *ae_dev, char **result, 481e44c495dSHao Chen u32 index) 482e44c495dSHao Chen { 483e44c495dSHao Chen u32 base_add_l, base_add_h; 484e44c495dSHao Chen u32 j = 0; 48557ceee2cSliuzhongzhu 486e44c495dSHao Chen sprintf(result[j++], "%8u", index); 487e44c495dSHao Chen sprintf(result[j++], "%6u", readl_relaxed(ring->tqp->io_base + 488e44c495dSHao Chen HNS3_RING_TX_RING_BD_NUM_REG)); 48957ceee2cSliuzhongzhu 490e44c495dSHao Chen sprintf(result[j++], "%2u", readl_relaxed(ring->tqp->io_base + 491e44c495dSHao Chen HNS3_RING_TX_RING_TC_REG)); 49257ceee2cSliuzhongzhu 493e44c495dSHao Chen sprintf(result[j++], "%4u", readl_relaxed(ring->tqp->io_base + 494e44c495dSHao Chen HNS3_RING_TX_RING_TAIL_REG)); 49557ceee2cSliuzhongzhu 496e44c495dSHao Chen sprintf(result[j++], "%4u", readl_relaxed(ring->tqp->io_base + 497e44c495dSHao Chen HNS3_RING_TX_RING_HEAD_REG)); 498e44c495dSHao Chen 499e44c495dSHao Chen sprintf(result[j++], "%6u", readl_relaxed(ring->tqp->io_base + 500e44c495dSHao Chen HNS3_RING_TX_RING_FBDNUM_REG)); 501e44c495dSHao Chen 502e44c495dSHao Chen sprintf(result[j++], "%6u", readl_relaxed(ring->tqp->io_base + 503e44c495dSHao Chen HNS3_RING_TX_RING_OFFSET_REG)); 504e44c495dSHao Chen 505e44c495dSHao Chen sprintf(result[j++], "%6u", readl_relaxed(ring->tqp->io_base + 506e44c495dSHao Chen HNS3_RING_TX_RING_PKTNUM_RECORD_REG)); 507e44c495dSHao Chen 508e44c495dSHao Chen sprintf(result[j++], "%7s", readl_relaxed(ring->tqp->io_base + 509e44c495dSHao Chen HNS3_RING_EN_REG) ? "on" : "off"); 510e44c495dSHao Chen 511e44c495dSHao Chen if (hnae3_ae_dev_tqp_txrx_indep_supported(ae_dev)) 512e44c495dSHao Chen sprintf(result[j++], "%10s", readl_relaxed(ring->tqp->io_base + 513e44c495dSHao Chen HNS3_RING_TX_EN_REG) ? "on" : "off"); 514e44c495dSHao Chen else 515e44c495dSHao Chen sprintf(result[j++], "%10s", "NA"); 516e44c495dSHao Chen 51757ceee2cSliuzhongzhu base_add_h = readl_relaxed(ring->tqp->io_base + 51857ceee2cSliuzhongzhu HNS3_RING_TX_RING_BASEADDR_H_REG); 51957ceee2cSliuzhongzhu base_add_l = readl_relaxed(ring->tqp->io_base + 52057ceee2cSliuzhongzhu HNS3_RING_TX_RING_BASEADDR_L_REG); 521e44c495dSHao Chen sprintf(result[j++], "0x%08x%08x", base_add_h, base_add_l); 522dbaae5bbSGuangbin Huang } 523dbaae5bbSGuangbin Huang 524e44c495dSHao Chen static int hns3_dbg_tx_queue_info(struct hnae3_handle *h, 525e44c495dSHao Chen char *buf, int len) 526e44c495dSHao Chen { 527e44c495dSHao Chen char data_str[ARRAY_SIZE(tx_queue_info_items)][HNS3_DBG_DATA_STR_LEN]; 528e44c495dSHao Chen struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev); 529e44c495dSHao Chen char *result[ARRAY_SIZE(tx_queue_info_items)]; 530e44c495dSHao Chen struct hns3_nic_priv *priv = h->priv; 531e44c495dSHao Chen char content[HNS3_DBG_INFO_LEN]; 532e44c495dSHao Chen struct hns3_enet_ring *ring; 533e44c495dSHao Chen int pos = 0; 534e44c495dSHao Chen u32 i; 535e44c495dSHao Chen 536e44c495dSHao Chen if (!priv->ring) { 537e44c495dSHao Chen dev_err(&h->pdev->dev, "priv->ring is NULL\n"); 538e44c495dSHao Chen return -EFAULT; 539e44c495dSHao Chen } 540e44c495dSHao Chen 541e44c495dSHao Chen for (i = 0; i < ARRAY_SIZE(tx_queue_info_items); i++) 542e44c495dSHao Chen result[i] = &data_str[i][0]; 543e44c495dSHao Chen 544e44c495dSHao Chen hns3_dbg_fill_content(content, sizeof(content), tx_queue_info_items, 545e44c495dSHao Chen NULL, ARRAY_SIZE(tx_queue_info_items)); 546e44c495dSHao Chen pos += scnprintf(buf + pos, len - pos, "%s", content); 547e44c495dSHao Chen 548e44c495dSHao Chen for (i = 0; i < h->kinfo.num_tqps; i++) { 549e44c495dSHao Chen /* Each cycle needs to determine whether the instance is reset, 550e44c495dSHao Chen * to prevent reference to invalid memory. And need to ensure 551e44c495dSHao Chen * that the following code is executed within 100ms. 552e44c495dSHao Chen */ 553e44c495dSHao Chen if (!test_bit(HNS3_NIC_STATE_INITED, &priv->state) || 554e44c495dSHao Chen test_bit(HNS3_NIC_STATE_RESETTING, &priv->state)) 555e44c495dSHao Chen return -EPERM; 556e44c495dSHao Chen 557e44c495dSHao Chen ring = &priv->ring[i]; 558e44c495dSHao Chen hns3_dump_tx_queue_info(ring, ae_dev, result, i); 559e44c495dSHao Chen hns3_dbg_fill_content(content, sizeof(content), 560e44c495dSHao Chen tx_queue_info_items, 561e44c495dSHao Chen (const char **)result, 562e44c495dSHao Chen ARRAY_SIZE(tx_queue_info_items)); 563e44c495dSHao Chen pos += scnprintf(buf + pos, len - pos, "%s", content); 56457ceee2cSliuzhongzhu } 56557ceee2cSliuzhongzhu 56657ceee2cSliuzhongzhu return 0; 56757ceee2cSliuzhongzhu } 56857ceee2cSliuzhongzhu 569d2f737cfSHao Chen static const struct hns3_dbg_item queue_map_items[] = { 570d2f737cfSHao Chen { "local_queue_id", 2 }, 571d2f737cfSHao Chen { "global_queue_id", 2 }, 572d2f737cfSHao Chen { "vector_id", 2 }, 573d2f737cfSHao Chen }; 574d2f737cfSHao Chen 575d2f737cfSHao Chen static int hns3_dbg_queue_map(struct hnae3_handle *h, char *buf, int len) 5760c29d191Sliuzhongzhu { 577d2f737cfSHao Chen char data_str[ARRAY_SIZE(queue_map_items)][HNS3_DBG_DATA_STR_LEN]; 578d2f737cfSHao Chen char *result[ARRAY_SIZE(queue_map_items)]; 5790c29d191Sliuzhongzhu struct hns3_nic_priv *priv = h->priv; 580d2f737cfSHao Chen char content[HNS3_DBG_INFO_LEN]; 581d2f737cfSHao Chen int pos = 0; 582d2f737cfSHao Chen int j; 583d2f737cfSHao Chen u32 i; 5840c29d191Sliuzhongzhu 5850c29d191Sliuzhongzhu if (!h->ae_algo->ops->get_global_queue_id) 5860c29d191Sliuzhongzhu return -EOPNOTSUPP; 5870c29d191Sliuzhongzhu 588d2f737cfSHao Chen for (i = 0; i < ARRAY_SIZE(queue_map_items); i++) 589d2f737cfSHao Chen result[i] = &data_str[i][0]; 5900c29d191Sliuzhongzhu 591d2f737cfSHao Chen hns3_dbg_fill_content(content, sizeof(content), queue_map_items, 592d2f737cfSHao Chen NULL, ARRAY_SIZE(queue_map_items)); 593d2f737cfSHao Chen pos += scnprintf(buf + pos, len - pos, "%s", content); 594d2f737cfSHao Chen for (i = 0; i < h->kinfo.num_tqps; i++) { 5955f06b903SYunsheng Lin if (!priv->ring || !priv->ring[i].tqp_vector) 5960c29d191Sliuzhongzhu continue; 597d2f737cfSHao Chen j = 0; 598d2f737cfSHao Chen sprintf(result[j++], "%u", i); 599d2f737cfSHao Chen sprintf(result[j++], "%u", 600d2f737cfSHao Chen h->ae_algo->ops->get_global_queue_id(h, i)); 601d2f737cfSHao Chen sprintf(result[j++], "%u", 602d2f737cfSHao Chen priv->ring[i].tqp_vector->vector_irq); 603d2f737cfSHao Chen hns3_dbg_fill_content(content, sizeof(content), queue_map_items, 604d2f737cfSHao Chen (const char **)result, 605d2f737cfSHao Chen ARRAY_SIZE(queue_map_items)); 606d2f737cfSHao Chen pos += scnprintf(buf + pos, len - pos, "%s", content); 6070c29d191Sliuzhongzhu } 6080c29d191Sliuzhongzhu 6090c29d191Sliuzhongzhu return 0; 6100c29d191Sliuzhongzhu } 6110c29d191Sliuzhongzhu 61277e91848SHuazhong Tan static const struct hns3_dbg_item rx_bd_info_items[] = { 61377e91848SHuazhong Tan { "BD_IDX", 3 }, 61477e91848SHuazhong Tan { "L234_INFO", 2 }, 61577e91848SHuazhong Tan { "PKT_LEN", 3 }, 61677e91848SHuazhong Tan { "SIZE", 4 }, 61777e91848SHuazhong Tan { "RSS_HASH", 4 }, 61877e91848SHuazhong Tan { "FD_ID", 2 }, 61977e91848SHuazhong Tan { "VLAN_TAG", 2 }, 62077e91848SHuazhong Tan { "O_DM_VLAN_ID_FB", 2 }, 62177e91848SHuazhong Tan { "OT_VLAN_TAG", 2 }, 62277e91848SHuazhong Tan { "BD_BASE_INFO", 2 }, 62377e91848SHuazhong Tan { "PTYPE", 2 }, 62477e91848SHuazhong Tan { "HW_CSUM", 2 }, 62577e91848SHuazhong Tan }; 62677e91848SHuazhong Tan 62777e91848SHuazhong Tan static void hns3_dump_rx_bd_info(struct hns3_nic_priv *priv, 62877e91848SHuazhong Tan struct hns3_desc *desc, char **result, int idx) 629122bedc5Sliuzhongzhu { 63077e91848SHuazhong Tan unsigned int j = 0; 631122bedc5Sliuzhongzhu 63277e91848SHuazhong Tan sprintf(result[j++], "%5d", idx); 63377e91848SHuazhong Tan sprintf(result[j++], "%#x", le32_to_cpu(desc->rx.l234_info)); 63477e91848SHuazhong Tan sprintf(result[j++], "%7u", le16_to_cpu(desc->rx.pkt_len)); 63577e91848SHuazhong Tan sprintf(result[j++], "%4u", le16_to_cpu(desc->rx.size)); 63677e91848SHuazhong Tan sprintf(result[j++], "%#x", le32_to_cpu(desc->rx.rss_hash)); 63777e91848SHuazhong Tan sprintf(result[j++], "%5u", le16_to_cpu(desc->rx.fd_id)); 63877e91848SHuazhong Tan sprintf(result[j++], "%8u", le16_to_cpu(desc->rx.vlan_tag)); 63977e91848SHuazhong Tan sprintf(result[j++], "%15u", le16_to_cpu(desc->rx.o_dm_vlan_id_fb)); 64077e91848SHuazhong Tan sprintf(result[j++], "%11u", le16_to_cpu(desc->rx.ot_vlan_tag)); 64177e91848SHuazhong Tan sprintf(result[j++], "%#x", le32_to_cpu(desc->rx.bd_base_info)); 64277e91848SHuazhong Tan if (test_bit(HNS3_NIC_STATE_RXD_ADV_LAYOUT_ENABLE, &priv->state)) { 64377e91848SHuazhong Tan u32 ol_info = le32_to_cpu(desc->rx.ol_info); 644122bedc5Sliuzhongzhu 64577e91848SHuazhong Tan sprintf(result[j++], "%5lu", hnae3_get_field(ol_info, 64677e91848SHuazhong Tan HNS3_RXD_PTYPE_M, 64777e91848SHuazhong Tan HNS3_RXD_PTYPE_S)); 64877e91848SHuazhong Tan sprintf(result[j++], "%7u", le16_to_cpu(desc->csum)); 649b1533adaSHuazhong Tan } else { 65077e91848SHuazhong Tan sprintf(result[j++], "NA"); 65177e91848SHuazhong Tan sprintf(result[j++], "NA"); 65277e91848SHuazhong Tan } 653b1533adaSHuazhong Tan } 654b1533adaSHuazhong Tan 65577e91848SHuazhong Tan static int hns3_dbg_rx_bd_info(struct hns3_dbg_data *d, char *buf, int len) 65677e91848SHuazhong Tan { 65777e91848SHuazhong Tan char data_str[ARRAY_SIZE(rx_bd_info_items)][HNS3_DBG_DATA_STR_LEN]; 65877e91848SHuazhong Tan struct hns3_nic_priv *priv = d->handle->priv; 65977e91848SHuazhong Tan char *result[ARRAY_SIZE(rx_bd_info_items)]; 66077e91848SHuazhong Tan char content[HNS3_DBG_INFO_LEN]; 66177e91848SHuazhong Tan struct hns3_enet_ring *ring; 66277e91848SHuazhong Tan struct hns3_desc *desc; 66377e91848SHuazhong Tan unsigned int i; 66477e91848SHuazhong Tan int pos = 0; 665122bedc5Sliuzhongzhu 66677e91848SHuazhong Tan if (d->qid >= d->handle->kinfo.num_tqps) { 66777e91848SHuazhong Tan dev_err(&d->handle->pdev->dev, 66877e91848SHuazhong Tan "queue%u is not in use\n", d->qid); 66977e91848SHuazhong Tan return -EINVAL; 67077e91848SHuazhong Tan } 671122bedc5Sliuzhongzhu 67277e91848SHuazhong Tan for (i = 0; i < ARRAY_SIZE(rx_bd_info_items); i++) 67377e91848SHuazhong Tan result[i] = &data_str[i][0]; 674b1533adaSHuazhong Tan 67577e91848SHuazhong Tan pos += scnprintf(buf + pos, len - pos, 67677e91848SHuazhong Tan "Queue %u rx bd info:\n", d->qid); 67777e91848SHuazhong Tan hns3_dbg_fill_content(content, sizeof(content), rx_bd_info_items, 67877e91848SHuazhong Tan NULL, ARRAY_SIZE(rx_bd_info_items)); 67977e91848SHuazhong Tan pos += scnprintf(buf + pos, len - pos, "%s", content); 68077e91848SHuazhong Tan 68177e91848SHuazhong Tan ring = &priv->ring[d->qid + d->handle->kinfo.num_tqps]; 68277e91848SHuazhong Tan for (i = 0; i < ring->desc_num; i++) { 68377e91848SHuazhong Tan desc = &ring->desc[i]; 68477e91848SHuazhong Tan 68577e91848SHuazhong Tan hns3_dump_rx_bd_info(priv, desc, result, i); 68677e91848SHuazhong Tan hns3_dbg_fill_content(content, sizeof(content), 68777e91848SHuazhong Tan rx_bd_info_items, (const char **)result, 68877e91848SHuazhong Tan ARRAY_SIZE(rx_bd_info_items)); 68977e91848SHuazhong Tan pos += scnprintf(buf + pos, len - pos, "%s", content); 69077e91848SHuazhong Tan } 69177e91848SHuazhong Tan 69277e91848SHuazhong Tan return 0; 69377e91848SHuazhong Tan } 69477e91848SHuazhong Tan 69577e91848SHuazhong Tan static const struct hns3_dbg_item tx_bd_info_items[] = { 69677e91848SHuazhong Tan { "BD_IDX", 5 }, 69777e91848SHuazhong Tan { "ADDRESS", 2 }, 69877e91848SHuazhong Tan { "VLAN_TAG", 2 }, 69977e91848SHuazhong Tan { "SIZE", 2 }, 70077e91848SHuazhong Tan { "T_CS_VLAN_TSO", 2 }, 70177e91848SHuazhong Tan { "OT_VLAN_TAG", 3 }, 70277e91848SHuazhong Tan { "TV", 2 }, 70377e91848SHuazhong Tan { "OLT_VLAN_LEN", 2}, 70477e91848SHuazhong Tan { "PAYLEN_OL4CS", 2}, 70577e91848SHuazhong Tan { "BD_FE_SC_VLD", 2}, 70677e91848SHuazhong Tan { "MSS_HW_CSUM", 0}, 70777e91848SHuazhong Tan }; 70877e91848SHuazhong Tan 70977e91848SHuazhong Tan static void hns3_dump_tx_bd_info(struct hns3_nic_priv *priv, 71077e91848SHuazhong Tan struct hns3_desc *desc, char **result, int idx) 71177e91848SHuazhong Tan { 71277e91848SHuazhong Tan unsigned int j = 0; 71377e91848SHuazhong Tan 71477e91848SHuazhong Tan sprintf(result[j++], "%6d", idx); 71577e91848SHuazhong Tan sprintf(result[j++], "%#llx", le64_to_cpu(desc->addr)); 71677e91848SHuazhong Tan sprintf(result[j++], "%5u", le16_to_cpu(desc->tx.vlan_tag)); 71777e91848SHuazhong Tan sprintf(result[j++], "%5u", le16_to_cpu(desc->tx.send_size)); 71877e91848SHuazhong Tan sprintf(result[j++], "%#x", 71977e91848SHuazhong Tan le32_to_cpu(desc->tx.type_cs_vlan_tso_len)); 72077e91848SHuazhong Tan sprintf(result[j++], "%5u", le16_to_cpu(desc->tx.outer_vlan_tag)); 72177e91848SHuazhong Tan sprintf(result[j++], "%5u", le16_to_cpu(desc->tx.tv)); 72277e91848SHuazhong Tan sprintf(result[j++], "%10u", 72377e91848SHuazhong Tan le32_to_cpu(desc->tx.ol_type_vlan_len_msec)); 72477e91848SHuazhong Tan sprintf(result[j++], "%#x", le32_to_cpu(desc->tx.paylen_ol4cs)); 72577e91848SHuazhong Tan sprintf(result[j++], "%#x", le16_to_cpu(desc->tx.bdtp_fe_sc_vld_ra_ri)); 72677e91848SHuazhong Tan sprintf(result[j++], "%5u", le16_to_cpu(desc->tx.mss_hw_csum)); 72777e91848SHuazhong Tan } 72877e91848SHuazhong Tan 72977e91848SHuazhong Tan static int hns3_dbg_tx_bd_info(struct hns3_dbg_data *d, char *buf, int len) 73077e91848SHuazhong Tan { 73177e91848SHuazhong Tan char data_str[ARRAY_SIZE(tx_bd_info_items)][HNS3_DBG_DATA_STR_LEN]; 73277e91848SHuazhong Tan struct hns3_nic_priv *priv = d->handle->priv; 73377e91848SHuazhong Tan char *result[ARRAY_SIZE(tx_bd_info_items)]; 73477e91848SHuazhong Tan char content[HNS3_DBG_INFO_LEN]; 73577e91848SHuazhong Tan struct hns3_enet_ring *ring; 73677e91848SHuazhong Tan struct hns3_desc *desc; 73777e91848SHuazhong Tan unsigned int i; 73877e91848SHuazhong Tan int pos = 0; 73977e91848SHuazhong Tan 74077e91848SHuazhong Tan if (d->qid >= d->handle->kinfo.num_tqps) { 74177e91848SHuazhong Tan dev_err(&d->handle->pdev->dev, 74277e91848SHuazhong Tan "queue%u is not in use\n", d->qid); 74377e91848SHuazhong Tan return -EINVAL; 74477e91848SHuazhong Tan } 74577e91848SHuazhong Tan 74677e91848SHuazhong Tan for (i = 0; i < ARRAY_SIZE(tx_bd_info_items); i++) 74777e91848SHuazhong Tan result[i] = &data_str[i][0]; 74877e91848SHuazhong Tan 74977e91848SHuazhong Tan pos += scnprintf(buf + pos, len - pos, 75077e91848SHuazhong Tan "Queue %u tx bd info:\n", d->qid); 75177e91848SHuazhong Tan hns3_dbg_fill_content(content, sizeof(content), tx_bd_info_items, 75277e91848SHuazhong Tan NULL, ARRAY_SIZE(tx_bd_info_items)); 75377e91848SHuazhong Tan pos += scnprintf(buf + pos, len - pos, "%s", content); 75477e91848SHuazhong Tan 75577e91848SHuazhong Tan ring = &priv->ring[d->qid]; 75677e91848SHuazhong Tan for (i = 0; i < ring->desc_num; i++) { 75777e91848SHuazhong Tan desc = &ring->desc[i]; 75877e91848SHuazhong Tan 75977e91848SHuazhong Tan hns3_dump_tx_bd_info(priv, desc, result, i); 76077e91848SHuazhong Tan hns3_dbg_fill_content(content, sizeof(content), 76177e91848SHuazhong Tan tx_bd_info_items, (const char **)result, 76277e91848SHuazhong Tan ARRAY_SIZE(tx_bd_info_items)); 76377e91848SHuazhong Tan pos += scnprintf(buf + pos, len - pos, "%s", content); 76477e91848SHuazhong Tan } 765122bedc5Sliuzhongzhu 766122bedc5Sliuzhongzhu return 0; 767122bedc5Sliuzhongzhu } 768122bedc5Sliuzhongzhu 769b2292360Sliuzhongzhu static void hns3_dbg_help(struct hnae3_handle *h) 770b2292360Sliuzhongzhu { 771b2292360Sliuzhongzhu dev_info(&h->pdev->dev, "available commands\n"); 772b2292360Sliuzhongzhu } 773b2292360Sliuzhongzhu 774c929bc2aSJiaran Zhang static void 775c929bc2aSJiaran Zhang hns3_dbg_dev_caps(struct hnae3_handle *h, char *buf, int len, int *pos) 7769484e337SGuangbin Huang { 7779484e337SGuangbin Huang struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev); 778c929bc2aSJiaran Zhang static const char * const str[] = {"no", "yes"}; 779c929bc2aSJiaran Zhang unsigned long *caps = ae_dev->caps; 780c929bc2aSJiaran Zhang u32 i, state; 7819484e337SGuangbin Huang 782c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "dev capability:\n"); 7839484e337SGuangbin Huang 784c929bc2aSJiaran Zhang for (i = 0; i < ARRAY_SIZE(hns3_dbg_cap); i++) { 785c929bc2aSJiaran Zhang state = test_bit(hns3_dbg_cap[i].cap_bit, caps); 786c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "%s: %s\n", 787c929bc2aSJiaran Zhang hns3_dbg_cap[i].name, str[state]); 7889484e337SGuangbin Huang } 7899484e337SGuangbin Huang 790c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "\n"); 791c929bc2aSJiaran Zhang } 792c929bc2aSJiaran Zhang 793c929bc2aSJiaran Zhang static void 794c929bc2aSJiaran Zhang hns3_dbg_dev_specs(struct hnae3_handle *h, char *buf, int len, int *pos) 795b4442ec5SGuangbin Huang { 796b4442ec5SGuangbin Huang struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev); 797b4442ec5SGuangbin Huang struct hnae3_dev_specs *dev_specs = &ae_dev->dev_specs; 798b4442ec5SGuangbin Huang struct hnae3_knic_private_info *kinfo = &h->kinfo; 799b4442ec5SGuangbin Huang 800c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "dev_spec:\n"); 801c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "MAC entry num: %u\n", 802c929bc2aSJiaran Zhang dev_specs->mac_entry_num); 803c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "MNG entry num: %u\n", 804c929bc2aSJiaran Zhang dev_specs->mng_entry_num); 805c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "MAX non tso bd num: %u\n", 806b4442ec5SGuangbin Huang dev_specs->max_non_tso_bd_num); 807c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "RSS ind tbl size: %u\n", 808b4442ec5SGuangbin Huang dev_specs->rss_ind_tbl_size); 809c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "RSS key size: %u\n", 810c929bc2aSJiaran Zhang dev_specs->rss_key_size); 811c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "RSS size: %u\n", 812c929bc2aSJiaran Zhang kinfo->rss_size); 813c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "Allocated RSS size: %u\n", 814c929bc2aSJiaran Zhang kinfo->req_rss_size); 815c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, 816c929bc2aSJiaran Zhang "Task queue pairs numbers: %u\n", 817c929bc2aSJiaran Zhang kinfo->num_tqps); 818c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "RX buffer length: %u\n", 819c929bc2aSJiaran Zhang kinfo->rx_buf_len); 820c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "Desc num per TX queue: %u\n", 821c929bc2aSJiaran Zhang kinfo->num_tx_desc); 822c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "Desc num per RX queue: %u\n", 823c929bc2aSJiaran Zhang kinfo->num_rx_desc); 824c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, 825c929bc2aSJiaran Zhang "Total number of enabled TCs: %u\n", 82635244430SJian Shen kinfo->tc_info.num_tc); 827c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "MAX INT QL: %u\n", 828c929bc2aSJiaran Zhang dev_specs->int_ql_max); 829c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "MAX INT GL: %u\n", 830c929bc2aSJiaran Zhang dev_specs->max_int_gl); 831c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "MAX TM RATE: %u\n", 832c929bc2aSJiaran Zhang dev_specs->max_tm_rate); 833c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "MAX QSET number: %u\n", 834c929bc2aSJiaran Zhang dev_specs->max_qset_num); 835c929bc2aSJiaran Zhang } 836c929bc2aSJiaran Zhang 837c929bc2aSJiaran Zhang static int hns3_dbg_dev_info(struct hnae3_handle *h, char *buf, int len) 838c929bc2aSJiaran Zhang { 839c929bc2aSJiaran Zhang int pos = 0; 840c929bc2aSJiaran Zhang 841c929bc2aSJiaran Zhang hns3_dbg_dev_caps(h, buf, len, &pos); 842c929bc2aSJiaran Zhang 843c929bc2aSJiaran Zhang hns3_dbg_dev_specs(h, buf, len, &pos); 844c929bc2aSJiaran Zhang 845c929bc2aSJiaran Zhang return 0; 846b4442ec5SGuangbin Huang } 847b4442ec5SGuangbin Huang 848b2292360Sliuzhongzhu static ssize_t hns3_dbg_cmd_read(struct file *filp, char __user *buffer, 849b2292360Sliuzhongzhu size_t count, loff_t *ppos) 850b2292360Sliuzhongzhu { 851b2292360Sliuzhongzhu int uncopy_bytes; 852b2292360Sliuzhongzhu char *buf; 853b2292360Sliuzhongzhu int len; 854b2292360Sliuzhongzhu 855b2292360Sliuzhongzhu if (*ppos != 0) 856b2292360Sliuzhongzhu return 0; 857b2292360Sliuzhongzhu 858b2292360Sliuzhongzhu if (count < HNS3_DBG_READ_LEN) 859b2292360Sliuzhongzhu return -ENOSPC; 860b2292360Sliuzhongzhu 861b2292360Sliuzhongzhu buf = kzalloc(HNS3_DBG_READ_LEN, GFP_KERNEL); 862b2292360Sliuzhongzhu if (!buf) 863b2292360Sliuzhongzhu return -ENOMEM; 864b2292360Sliuzhongzhu 86549e211c0SChen Zhou len = scnprintf(buf, HNS3_DBG_READ_LEN, "%s\n", 866b2292360Sliuzhongzhu "Please echo help to cmd to get help information"); 867b2292360Sliuzhongzhu uncopy_bytes = copy_to_user(buffer, buf, len); 868b2292360Sliuzhongzhu 869b2292360Sliuzhongzhu kfree(buf); 870b2292360Sliuzhongzhu 871b2292360Sliuzhongzhu if (uncopy_bytes) 872b2292360Sliuzhongzhu return -EFAULT; 873b2292360Sliuzhongzhu 874b2292360Sliuzhongzhu return (*ppos = len); 875b2292360Sliuzhongzhu } 876b2292360Sliuzhongzhu 877c318af3fSPeng Li static int hns3_dbg_check_cmd(struct hnae3_handle *handle, char *cmd_buf) 878c318af3fSPeng Li { 879c318af3fSPeng Li int ret = 0; 880c318af3fSPeng Li 881c318af3fSPeng Li if (strncmp(cmd_buf, "help", 4) == 0) 882c318af3fSPeng Li hns3_dbg_help(handle); 883c318af3fSPeng Li else if (handle->ae_algo->ops->dbg_run_cmd) 884c318af3fSPeng Li ret = handle->ae_algo->ops->dbg_run_cmd(handle, cmd_buf); 885c318af3fSPeng Li else 886c318af3fSPeng Li ret = -EOPNOTSUPP; 887c318af3fSPeng Li 888c318af3fSPeng Li return ret; 889c318af3fSPeng Li } 890c318af3fSPeng Li 891b2292360Sliuzhongzhu static ssize_t hns3_dbg_cmd_write(struct file *filp, const char __user *buffer, 892b2292360Sliuzhongzhu size_t count, loff_t *ppos) 893b2292360Sliuzhongzhu { 894b2292360Sliuzhongzhu struct hnae3_handle *handle = filp->private_data; 89557ceee2cSliuzhongzhu struct hns3_nic_priv *priv = handle->priv; 896b2292360Sliuzhongzhu char *cmd_buf, *cmd_buf_tmp; 897b2292360Sliuzhongzhu int uncopied_bytes; 898c318af3fSPeng Li int ret; 899b2292360Sliuzhongzhu 900b2292360Sliuzhongzhu if (*ppos != 0) 901b2292360Sliuzhongzhu return 0; 902b2292360Sliuzhongzhu 90357ceee2cSliuzhongzhu /* Judge if the instance is being reset. */ 9047737f1fbSliuzhongzhu if (!test_bit(HNS3_NIC_STATE_INITED, &priv->state) || 90557ceee2cSliuzhongzhu test_bit(HNS3_NIC_STATE_RESETTING, &priv->state)) 90657ceee2cSliuzhongzhu return 0; 90757ceee2cSliuzhongzhu 9087ac243f9SYufeng Mo if (count > HNS3_DBG_WRITE_LEN) 9097ac243f9SYufeng Mo return -ENOSPC; 9107ac243f9SYufeng Mo 911b2292360Sliuzhongzhu cmd_buf = kzalloc(count + 1, GFP_KERNEL); 912b2292360Sliuzhongzhu if (!cmd_buf) 913b2292360Sliuzhongzhu return count; 914b2292360Sliuzhongzhu 915b2292360Sliuzhongzhu uncopied_bytes = copy_from_user(cmd_buf, buffer, count); 916b2292360Sliuzhongzhu if (uncopied_bytes) { 917b2292360Sliuzhongzhu kfree(cmd_buf); 918b2292360Sliuzhongzhu return -EFAULT; 919b2292360Sliuzhongzhu } 920b2292360Sliuzhongzhu 921b2292360Sliuzhongzhu cmd_buf[count] = '\0'; 922b2292360Sliuzhongzhu 923b2292360Sliuzhongzhu cmd_buf_tmp = strchr(cmd_buf, '\n'); 924b2292360Sliuzhongzhu if (cmd_buf_tmp) { 925b2292360Sliuzhongzhu *cmd_buf_tmp = '\0'; 926b2292360Sliuzhongzhu count = cmd_buf_tmp - cmd_buf + 1; 927b2292360Sliuzhongzhu } 928b2292360Sliuzhongzhu 929c318af3fSPeng Li ret = hns3_dbg_check_cmd(handle, cmd_buf); 930b2292360Sliuzhongzhu if (ret) 931b2292360Sliuzhongzhu hns3_dbg_help(handle); 932b2292360Sliuzhongzhu 933b2292360Sliuzhongzhu kfree(cmd_buf); 934b2292360Sliuzhongzhu cmd_buf = NULL; 935b2292360Sliuzhongzhu 936b2292360Sliuzhongzhu return count; 937b2292360Sliuzhongzhu } 938b2292360Sliuzhongzhu 9395e69ea7eSYufeng Mo static int hns3_dbg_get_cmd_index(struct hnae3_handle *handle, 9405e69ea7eSYufeng Mo const unsigned char *name, u32 *index) 9415e69ea7eSYufeng Mo { 9425e69ea7eSYufeng Mo u32 i; 9435e69ea7eSYufeng Mo 9445e69ea7eSYufeng Mo for (i = 0; i < ARRAY_SIZE(hns3_dbg_cmd); i++) { 9455e69ea7eSYufeng Mo if (!strncmp(name, hns3_dbg_cmd[i].name, 9465e69ea7eSYufeng Mo strlen(hns3_dbg_cmd[i].name))) { 9475e69ea7eSYufeng Mo *index = i; 9485e69ea7eSYufeng Mo return 0; 9495e69ea7eSYufeng Mo } 9505e69ea7eSYufeng Mo } 9515e69ea7eSYufeng Mo 9525e69ea7eSYufeng Mo dev_err(&handle->pdev->dev, "unknown command(%s)\n", name); 9535e69ea7eSYufeng Mo return -EINVAL; 9545e69ea7eSYufeng Mo } 9555e69ea7eSYufeng Mo 956c929bc2aSJiaran Zhang static const struct hns3_dbg_func hns3_dbg_cmd_func[] = { 957c929bc2aSJiaran Zhang { 958d2f737cfSHao Chen .cmd = HNAE3_DBG_CMD_QUEUE_MAP, 959d2f737cfSHao Chen .dbg_dump = hns3_dbg_queue_map, 960d2f737cfSHao Chen }, 961d2f737cfSHao Chen { 962c929bc2aSJiaran Zhang .cmd = HNAE3_DBG_CMD_DEV_INFO, 963c929bc2aSJiaran Zhang .dbg_dump = hns3_dbg_dev_info, 964c929bc2aSJiaran Zhang }, 96577e91848SHuazhong Tan { 96677e91848SHuazhong Tan .cmd = HNAE3_DBG_CMD_TX_BD, 96777e91848SHuazhong Tan .dbg_dump_bd = hns3_dbg_tx_bd_info, 96877e91848SHuazhong Tan }, 96977e91848SHuazhong Tan { 97077e91848SHuazhong Tan .cmd = HNAE3_DBG_CMD_RX_BD, 97177e91848SHuazhong Tan .dbg_dump_bd = hns3_dbg_rx_bd_info, 97277e91848SHuazhong Tan }, 973e44c495dSHao Chen { 974e44c495dSHao Chen .cmd = HNAE3_DBG_CMD_RX_QUEUE_INFO, 975e44c495dSHao Chen .dbg_dump = hns3_dbg_rx_queue_info, 976e44c495dSHao Chen }, 977e44c495dSHao Chen { 978e44c495dSHao Chen .cmd = HNAE3_DBG_CMD_TX_QUEUE_INFO, 979e44c495dSHao Chen .dbg_dump = hns3_dbg_tx_queue_info, 980e44c495dSHao Chen }, 981c929bc2aSJiaran Zhang }; 982c929bc2aSJiaran Zhang 98377e91848SHuazhong Tan static int hns3_dbg_read_cmd(struct hns3_dbg_data *dbg_data, 9845e69ea7eSYufeng Mo enum hnae3_dbg_cmd cmd, char *buf, int len) 9855e69ea7eSYufeng Mo { 98677e91848SHuazhong Tan const struct hnae3_ae_ops *ops = dbg_data->handle->ae_algo->ops; 98777e91848SHuazhong Tan const struct hns3_dbg_func *cmd_func; 988c929bc2aSJiaran Zhang u32 i; 989c929bc2aSJiaran Zhang 990c929bc2aSJiaran Zhang for (i = 0; i < ARRAY_SIZE(hns3_dbg_cmd_func); i++) { 99177e91848SHuazhong Tan if (cmd == hns3_dbg_cmd_func[i].cmd) { 99277e91848SHuazhong Tan cmd_func = &hns3_dbg_cmd_func[i]; 99377e91848SHuazhong Tan if (cmd_func->dbg_dump) 99477e91848SHuazhong Tan return cmd_func->dbg_dump(dbg_data->handle, buf, 99577e91848SHuazhong Tan len); 99677e91848SHuazhong Tan else 99777e91848SHuazhong Tan return cmd_func->dbg_dump_bd(dbg_data, buf, 99877e91848SHuazhong Tan len); 99977e91848SHuazhong Tan } 1000c929bc2aSJiaran Zhang } 10015e69ea7eSYufeng Mo 10025e69ea7eSYufeng Mo if (!ops->dbg_read_cmd) 10035e69ea7eSYufeng Mo return -EOPNOTSUPP; 10045e69ea7eSYufeng Mo 100577e91848SHuazhong Tan return ops->dbg_read_cmd(dbg_data->handle, cmd, buf, len); 10065e69ea7eSYufeng Mo } 10075e69ea7eSYufeng Mo 100804987ca1SGuangbin Huang static ssize_t hns3_dbg_read(struct file *filp, char __user *buffer, 100904987ca1SGuangbin Huang size_t count, loff_t *ppos) 101004987ca1SGuangbin Huang { 101177e91848SHuazhong Tan struct hns3_dbg_data *dbg_data = filp->private_data; 101277e91848SHuazhong Tan struct hnae3_handle *handle = dbg_data->handle; 101304987ca1SGuangbin Huang struct hns3_nic_priv *priv = handle->priv; 101404987ca1SGuangbin Huang ssize_t size = 0; 10155e69ea7eSYufeng Mo char **save_buf; 10165e69ea7eSYufeng Mo char *read_buf; 10175e69ea7eSYufeng Mo u32 index; 10185e69ea7eSYufeng Mo int ret; 101904987ca1SGuangbin Huang 10205e69ea7eSYufeng Mo ret = hns3_dbg_get_cmd_index(handle, filp->f_path.dentry->d_iname, 10215e69ea7eSYufeng Mo &index); 10225e69ea7eSYufeng Mo if (ret) 10235e69ea7eSYufeng Mo return ret; 10245e69ea7eSYufeng Mo 10255e69ea7eSYufeng Mo save_buf = &hns3_dbg_cmd[index].buf; 10265e69ea7eSYufeng Mo 10275e69ea7eSYufeng Mo if (!test_bit(HNS3_NIC_STATE_INITED, &priv->state) || 10285e69ea7eSYufeng Mo test_bit(HNS3_NIC_STATE_RESETTING, &priv->state)) { 10295e69ea7eSYufeng Mo ret = -EBUSY; 10305e69ea7eSYufeng Mo goto out; 10315e69ea7eSYufeng Mo } 10325e69ea7eSYufeng Mo 10335e69ea7eSYufeng Mo if (*save_buf) { 10345e69ea7eSYufeng Mo read_buf = *save_buf; 10355e69ea7eSYufeng Mo } else { 10365e69ea7eSYufeng Mo read_buf = kvzalloc(hns3_dbg_cmd[index].buf_len, GFP_KERNEL); 103704987ca1SGuangbin Huang if (!read_buf) 103804987ca1SGuangbin Huang return -ENOMEM; 103904987ca1SGuangbin Huang 10405e69ea7eSYufeng Mo /* save the buffer addr until the last read operation */ 10415e69ea7eSYufeng Mo *save_buf = read_buf; 10425e69ea7eSYufeng Mo } 104304987ca1SGuangbin Huang 10445e69ea7eSYufeng Mo /* get data ready for the first time to read */ 10455e69ea7eSYufeng Mo if (!*ppos) { 104677e91848SHuazhong Tan ret = hns3_dbg_read_cmd(dbg_data, hns3_dbg_cmd[index].cmd, 10475e69ea7eSYufeng Mo read_buf, hns3_dbg_cmd[index].buf_len); 10485e69ea7eSYufeng Mo if (ret) 104904987ca1SGuangbin Huang goto out; 105004987ca1SGuangbin Huang } 105104987ca1SGuangbin Huang 105204987ca1SGuangbin Huang size = simple_read_from_buffer(buffer, count, ppos, read_buf, 105304987ca1SGuangbin Huang strlen(read_buf)); 10545e69ea7eSYufeng Mo if (size > 0) 10555e69ea7eSYufeng Mo return size; 105604987ca1SGuangbin Huang 105704987ca1SGuangbin Huang out: 10585e69ea7eSYufeng Mo /* free the buffer for the last read operation */ 10595e69ea7eSYufeng Mo if (*save_buf) { 10605e69ea7eSYufeng Mo kvfree(*save_buf); 10615e69ea7eSYufeng Mo *save_buf = NULL; 10625e69ea7eSYufeng Mo } 10635e69ea7eSYufeng Mo 10645e69ea7eSYufeng Mo return ret; 106504987ca1SGuangbin Huang } 106604987ca1SGuangbin Huang 1067b2292360Sliuzhongzhu static const struct file_operations hns3_dbg_cmd_fops = { 1068b2292360Sliuzhongzhu .owner = THIS_MODULE, 1069b2292360Sliuzhongzhu .open = simple_open, 1070b2292360Sliuzhongzhu .read = hns3_dbg_cmd_read, 1071b2292360Sliuzhongzhu .write = hns3_dbg_cmd_write, 1072b2292360Sliuzhongzhu }; 1073b2292360Sliuzhongzhu 107404987ca1SGuangbin Huang static const struct file_operations hns3_dbg_fops = { 107504987ca1SGuangbin Huang .owner = THIS_MODULE, 107604987ca1SGuangbin Huang .open = simple_open, 107704987ca1SGuangbin Huang .read = hns3_dbg_read, 107804987ca1SGuangbin Huang }; 107904987ca1SGuangbin Huang 108077e91848SHuazhong Tan static int hns3_dbg_bd_file_init(struct hnae3_handle *handle, u32 cmd) 108177e91848SHuazhong Tan { 108277e91848SHuazhong Tan struct dentry *entry_dir; 108377e91848SHuazhong Tan struct hns3_dbg_data *data; 108477e91848SHuazhong Tan u16 max_queue_num; 108577e91848SHuazhong Tan unsigned int i; 108677e91848SHuazhong Tan 108777e91848SHuazhong Tan entry_dir = hns3_dbg_dentry[hns3_dbg_cmd[cmd].dentry].dentry; 108877e91848SHuazhong Tan max_queue_num = hns3_get_max_available_channels(handle); 108977e91848SHuazhong Tan data = devm_kzalloc(&handle->pdev->dev, max_queue_num * sizeof(*data), 109077e91848SHuazhong Tan GFP_KERNEL); 109177e91848SHuazhong Tan if (!data) 109277e91848SHuazhong Tan return -ENOMEM; 109377e91848SHuazhong Tan 109477e91848SHuazhong Tan for (i = 0; i < max_queue_num; i++) { 109577e91848SHuazhong Tan char name[HNS3_DBG_FILE_NAME_LEN]; 109677e91848SHuazhong Tan 109777e91848SHuazhong Tan data[i].handle = handle; 109877e91848SHuazhong Tan data[i].qid = i; 109977e91848SHuazhong Tan sprintf(name, "%s%u", hns3_dbg_cmd[cmd].name, i); 110077e91848SHuazhong Tan debugfs_create_file(name, 0400, entry_dir, &data[i], 110177e91848SHuazhong Tan &hns3_dbg_fops); 110277e91848SHuazhong Tan } 110377e91848SHuazhong Tan 110477e91848SHuazhong Tan return 0; 110577e91848SHuazhong Tan } 110677e91848SHuazhong Tan 11075e69ea7eSYufeng Mo static int 11085e69ea7eSYufeng Mo hns3_dbg_common_file_init(struct hnae3_handle *handle, u32 cmd) 11095e69ea7eSYufeng Mo { 111077e91848SHuazhong Tan struct hns3_dbg_data *data; 11115e69ea7eSYufeng Mo struct dentry *entry_dir; 11125e69ea7eSYufeng Mo 111377e91848SHuazhong Tan data = devm_kzalloc(&handle->pdev->dev, sizeof(*data), GFP_KERNEL); 111477e91848SHuazhong Tan if (!data) 111577e91848SHuazhong Tan return -ENOMEM; 111677e91848SHuazhong Tan 111777e91848SHuazhong Tan data->handle = handle; 11185e69ea7eSYufeng Mo entry_dir = hns3_dbg_dentry[hns3_dbg_cmd[cmd].dentry].dentry; 11195e69ea7eSYufeng Mo debugfs_create_file(hns3_dbg_cmd[cmd].name, 0400, entry_dir, 112077e91848SHuazhong Tan data, &hns3_dbg_fops); 11215e69ea7eSYufeng Mo 11225e69ea7eSYufeng Mo return 0; 11235e69ea7eSYufeng Mo } 11245e69ea7eSYufeng Mo 11255e69ea7eSYufeng Mo int hns3_dbg_init(struct hnae3_handle *handle) 1126b2292360Sliuzhongzhu { 112704987ca1SGuangbin Huang struct hnae3_ae_dev *ae_dev = pci_get_drvdata(handle->pdev); 1128b2292360Sliuzhongzhu const char *name = pci_name(handle->pdev); 11295e69ea7eSYufeng Mo int ret; 11305e69ea7eSYufeng Mo u32 i; 1131b2292360Sliuzhongzhu 11325e69ea7eSYufeng Mo hns3_dbg_dentry[HNS3_DBG_DENTRY_COMMON].dentry = 11335e69ea7eSYufeng Mo debugfs_create_dir(name, hns3_dbgfs_root); 11345e69ea7eSYufeng Mo handle->hnae3_dbgfs = hns3_dbg_dentry[HNS3_DBG_DENTRY_COMMON].dentry; 1135b2292360Sliuzhongzhu 113611ab11e6SGreg Kroah-Hartman debugfs_create_file("cmd", 0600, handle->hnae3_dbgfs, handle, 1137b2292360Sliuzhongzhu &hns3_dbg_cmd_fops); 113804987ca1SGuangbin Huang 11395e69ea7eSYufeng Mo for (i = 0; i < HNS3_DBG_DENTRY_COMMON; i++) 11405e69ea7eSYufeng Mo hns3_dbg_dentry[i].dentry = 11415e69ea7eSYufeng Mo debugfs_create_dir(hns3_dbg_dentry[i].name, 11425e69ea7eSYufeng Mo handle->hnae3_dbgfs); 11435e69ea7eSYufeng Mo 11445e69ea7eSYufeng Mo for (i = 0; i < ARRAY_SIZE(hns3_dbg_cmd); i++) { 11455e69ea7eSYufeng Mo if (hns3_dbg_cmd[i].cmd == HNAE3_DBG_CMD_TM_NODES && 11465e69ea7eSYufeng Mo ae_dev->dev_version <= HNAE3_DEVICE_VERSION_V2) 11475e69ea7eSYufeng Mo continue; 11485e69ea7eSYufeng Mo 11495e69ea7eSYufeng Mo if (!hns3_dbg_cmd[i].init) { 11505e69ea7eSYufeng Mo dev_err(&handle->pdev->dev, 11515e69ea7eSYufeng Mo "cmd %s lack of init func\n", 11525e69ea7eSYufeng Mo hns3_dbg_cmd[i].name); 11535e69ea7eSYufeng Mo ret = -EINVAL; 11545e69ea7eSYufeng Mo goto out; 11555e69ea7eSYufeng Mo } 11565e69ea7eSYufeng Mo 11575e69ea7eSYufeng Mo ret = hns3_dbg_cmd[i].init(handle, i); 11585e69ea7eSYufeng Mo if (ret) { 11595e69ea7eSYufeng Mo dev_err(&handle->pdev->dev, "failed to init cmd %s\n", 11605e69ea7eSYufeng Mo hns3_dbg_cmd[i].name); 11615e69ea7eSYufeng Mo goto out; 11625e69ea7eSYufeng Mo } 11635e69ea7eSYufeng Mo } 11645e69ea7eSYufeng Mo 11655e69ea7eSYufeng Mo return 0; 11665e69ea7eSYufeng Mo 11675e69ea7eSYufeng Mo out: 11685e69ea7eSYufeng Mo debugfs_remove_recursive(handle->hnae3_dbgfs); 11695e69ea7eSYufeng Mo handle->hnae3_dbgfs = NULL; 11705e69ea7eSYufeng Mo return ret; 1171b2292360Sliuzhongzhu } 1172b2292360Sliuzhongzhu 1173b2292360Sliuzhongzhu void hns3_dbg_uninit(struct hnae3_handle *handle) 1174b2292360Sliuzhongzhu { 11755e69ea7eSYufeng Mo u32 i; 11765e69ea7eSYufeng Mo 11775e69ea7eSYufeng Mo for (i = 0; i < ARRAY_SIZE(hns3_dbg_cmd); i++) 11785e69ea7eSYufeng Mo if (hns3_dbg_cmd[i].buf) { 11795e69ea7eSYufeng Mo kvfree(hns3_dbg_cmd[i].buf); 11805e69ea7eSYufeng Mo hns3_dbg_cmd[i].buf = NULL; 11815e69ea7eSYufeng Mo } 11825e69ea7eSYufeng Mo 1183b2292360Sliuzhongzhu debugfs_remove_recursive(handle->hnae3_dbgfs); 1184b2292360Sliuzhongzhu handle->hnae3_dbgfs = NULL; 1185b2292360Sliuzhongzhu } 1186b2292360Sliuzhongzhu 1187b2292360Sliuzhongzhu void hns3_dbg_register_debugfs(const char *debugfs_dir_name) 1188b2292360Sliuzhongzhu { 1189b2292360Sliuzhongzhu hns3_dbgfs_root = debugfs_create_dir(debugfs_dir_name, NULL); 1190b2292360Sliuzhongzhu } 1191b2292360Sliuzhongzhu 1192b2292360Sliuzhongzhu void hns3_dbg_unregister_debugfs(void) 1193b2292360Sliuzhongzhu { 1194b2292360Sliuzhongzhu debugfs_remove_recursive(hns3_dbgfs_root); 1195b2292360Sliuzhongzhu hns3_dbgfs_root = NULL; 1196b2292360Sliuzhongzhu } 1197