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 { 103*28d3badaSGuangbin Huang .name = "qos_pri_map", 104*28d3badaSGuangbin Huang .cmd = HNAE3_DBG_CMD_QOS_PRI_MAP, 105*28d3badaSGuangbin Huang .dentry = HNS3_DBG_DENTRY_TM, 106*28d3badaSGuangbin Huang .buf_len = HNS3_DBG_READ_LEN, 107*28d3badaSGuangbin Huang .init = hns3_dbg_common_file_init, 108*28d3badaSGuangbin Huang }, 109*28d3badaSGuangbin Huang { 110c929bc2aSJiaran Zhang .name = "dev_info", 111c929bc2aSJiaran Zhang .cmd = HNAE3_DBG_CMD_DEV_INFO, 112c929bc2aSJiaran Zhang .dentry = HNS3_DBG_DENTRY_COMMON, 113c929bc2aSJiaran Zhang .buf_len = HNS3_DBG_READ_LEN, 114c929bc2aSJiaran Zhang .init = hns3_dbg_common_file_init, 115c929bc2aSJiaran Zhang }, 11677e91848SHuazhong Tan { 11777e91848SHuazhong Tan .name = "tx_bd_queue", 11877e91848SHuazhong Tan .cmd = HNAE3_DBG_CMD_TX_BD, 11977e91848SHuazhong Tan .dentry = HNS3_DBG_DENTRY_TX_BD, 12077e91848SHuazhong Tan .buf_len = HNS3_DBG_READ_LEN_4MB, 12177e91848SHuazhong Tan .init = hns3_dbg_bd_file_init, 12277e91848SHuazhong Tan }, 12377e91848SHuazhong Tan { 12477e91848SHuazhong Tan .name = "rx_bd_queue", 12577e91848SHuazhong Tan .cmd = HNAE3_DBG_CMD_RX_BD, 12677e91848SHuazhong Tan .dentry = HNS3_DBG_DENTRY_RX_BD, 12777e91848SHuazhong Tan .buf_len = HNS3_DBG_READ_LEN_4MB, 12877e91848SHuazhong Tan .init = hns3_dbg_bd_file_init, 12977e91848SHuazhong Tan }, 1301556ea91SHuazhong Tan { 1311556ea91SHuazhong Tan .name = "uc", 1321556ea91SHuazhong Tan .cmd = HNAE3_DBG_CMD_MAC_UC, 1331556ea91SHuazhong Tan .dentry = HNS3_DBG_DENTRY_MAC, 1341556ea91SHuazhong Tan .buf_len = HNS3_DBG_READ_LEN, 1351556ea91SHuazhong Tan .init = hns3_dbg_common_file_init, 1361556ea91SHuazhong Tan }, 1371556ea91SHuazhong Tan { 1381556ea91SHuazhong Tan .name = "mc", 1391556ea91SHuazhong Tan .cmd = HNAE3_DBG_CMD_MAC_MC, 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 }, 1448ddfd9c4SYufeng Mo { 1458ddfd9c4SYufeng Mo .name = "mng_tbl", 1468ddfd9c4SYufeng Mo .cmd = HNAE3_DBG_CMD_MNG_TBL, 1478ddfd9c4SYufeng Mo .dentry = HNS3_DBG_DENTRY_COMMON, 1488ddfd9c4SYufeng Mo .buf_len = HNS3_DBG_READ_LEN, 1498ddfd9c4SYufeng Mo .init = hns3_dbg_common_file_init, 1508ddfd9c4SYufeng Mo }, 151d658ff34SYufeng Mo { 152d658ff34SYufeng Mo .name = "loopback", 153d658ff34SYufeng Mo .cmd = HNAE3_DBG_CMD_LOOPBACK, 154d658ff34SYufeng Mo .dentry = HNS3_DBG_DENTRY_COMMON, 155d658ff34SYufeng Mo .buf_len = HNS3_DBG_READ_LEN, 156d658ff34SYufeng Mo .init = hns3_dbg_common_file_init, 157d658ff34SYufeng Mo }, 1589149ca0fSJiaran Zhang { 1599149ca0fSJiaran Zhang .name = "interrupt_info", 1609149ca0fSJiaran Zhang .cmd = HNAE3_DBG_CMD_INTERRUPT_INFO, 1619149ca0fSJiaran Zhang .dentry = HNS3_DBG_DENTRY_COMMON, 1629149ca0fSJiaran Zhang .buf_len = HNS3_DBG_READ_LEN, 1639149ca0fSJiaran Zhang .init = hns3_dbg_common_file_init, 1649149ca0fSJiaran Zhang }, 1651a7ff828SJiaran Zhang { 1661a7ff828SJiaran Zhang .name = "reset_info", 1671a7ff828SJiaran Zhang .cmd = HNAE3_DBG_CMD_RESET_INFO, 1681a7ff828SJiaran Zhang .dentry = HNS3_DBG_DENTRY_COMMON, 1691a7ff828SJiaran Zhang .buf_len = HNS3_DBG_READ_LEN, 1701a7ff828SJiaran Zhang .init = hns3_dbg_common_file_init, 1711a7ff828SJiaran Zhang }, 1720b198b0dSJiaran Zhang { 1730b198b0dSJiaran Zhang .name = "imp_info", 1740b198b0dSJiaran Zhang .cmd = HNAE3_DBG_CMD_IMP_INFO, 1750b198b0dSJiaran Zhang .dentry = HNS3_DBG_DENTRY_COMMON, 1760b198b0dSJiaran Zhang .buf_len = HNS3_DBG_READ_LEN, 1770b198b0dSJiaran Zhang .init = hns3_dbg_common_file_init, 1780b198b0dSJiaran Zhang }, 179e76e6886SJiaran Zhang { 180e76e6886SJiaran Zhang .name = "ncl_config", 181e76e6886SJiaran Zhang .cmd = HNAE3_DBG_CMD_NCL_CONFIG, 182e76e6886SJiaran Zhang .dentry = HNS3_DBG_DENTRY_COMMON, 183e76e6886SJiaran Zhang .buf_len = HNS3_DBG_READ_LEN_128KB, 184e76e6886SJiaran Zhang .init = hns3_dbg_common_file_init, 185e76e6886SJiaran Zhang }, 186d96b0e59SYufeng Mo { 187d96b0e59SYufeng Mo .name = "bios_common", 188d96b0e59SYufeng Mo .cmd = HNAE3_DBG_CMD_REG_BIOS_COMMON, 189d96b0e59SYufeng Mo .dentry = HNS3_DBG_DENTRY_REG, 190d96b0e59SYufeng Mo .buf_len = HNS3_DBG_READ_LEN, 191d96b0e59SYufeng Mo .init = hns3_dbg_common_file_init, 192d96b0e59SYufeng Mo }, 193d96b0e59SYufeng Mo { 194d96b0e59SYufeng Mo .name = "ssu", 195d96b0e59SYufeng Mo .cmd = HNAE3_DBG_CMD_REG_SSU, 196d96b0e59SYufeng Mo .dentry = HNS3_DBG_DENTRY_REG, 197d96b0e59SYufeng Mo .buf_len = HNS3_DBG_READ_LEN, 198d96b0e59SYufeng Mo .init = hns3_dbg_common_file_init, 199d96b0e59SYufeng Mo }, 200d96b0e59SYufeng Mo { 201d96b0e59SYufeng Mo .name = "igu_egu", 202d96b0e59SYufeng Mo .cmd = HNAE3_DBG_CMD_REG_IGU_EGU, 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 = "rpu", 209d96b0e59SYufeng Mo .cmd = HNAE3_DBG_CMD_REG_RPU, 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 = "ncsi", 216d96b0e59SYufeng Mo .cmd = HNAE3_DBG_CMD_REG_NCSI, 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 = "rtc", 223d96b0e59SYufeng Mo .cmd = HNAE3_DBG_CMD_REG_RTC, 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 = "ppp", 230d96b0e59SYufeng Mo .cmd = HNAE3_DBG_CMD_REG_PPP, 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 = "rcb", 237d96b0e59SYufeng Mo .cmd = HNAE3_DBG_CMD_REG_RCB, 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 = "tqp", 244d96b0e59SYufeng Mo .cmd = HNAE3_DBG_CMD_REG_TQP, 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 = "mac", 251d96b0e59SYufeng Mo .cmd = HNAE3_DBG_CMD_REG_MAC, 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 }, 256365e860aSYufeng Mo { 257365e860aSYufeng Mo .name = "dcb", 258365e860aSYufeng Mo .cmd = HNAE3_DBG_CMD_REG_DCB, 259365e860aSYufeng Mo .dentry = HNS3_DBG_DENTRY_REG, 260365e860aSYufeng Mo .buf_len = HNS3_DBG_READ_LEN, 261365e860aSYufeng Mo .init = hns3_dbg_common_file_init, 262365e860aSYufeng Mo }, 263d2f737cfSHao Chen { 264d2f737cfSHao Chen .name = "queue_map", 265d2f737cfSHao Chen .cmd = HNAE3_DBG_CMD_QUEUE_MAP, 266d2f737cfSHao Chen .dentry = HNS3_DBG_DENTRY_QUEUE, 267d2f737cfSHao Chen .buf_len = HNS3_DBG_READ_LEN, 268d2f737cfSHao Chen .init = hns3_dbg_common_file_init, 269d2f737cfSHao Chen }, 270e44c495dSHao Chen { 271e44c495dSHao Chen .name = "rx_queue_info", 272e44c495dSHao Chen .cmd = HNAE3_DBG_CMD_RX_QUEUE_INFO, 273e44c495dSHao Chen .dentry = HNS3_DBG_DENTRY_QUEUE, 274e44c495dSHao Chen .buf_len = HNS3_DBG_READ_LEN_1MB, 275e44c495dSHao Chen .init = hns3_dbg_common_file_init, 276e44c495dSHao Chen }, 277e44c495dSHao Chen { 278e44c495dSHao Chen .name = "tx_queue_info", 279e44c495dSHao Chen .cmd = HNAE3_DBG_CMD_TX_QUEUE_INFO, 280e44c495dSHao Chen .dentry = HNS3_DBG_DENTRY_QUEUE, 281e44c495dSHao Chen .buf_len = HNS3_DBG_READ_LEN_1MB, 282e44c495dSHao Chen .init = hns3_dbg_common_file_init, 283e44c495dSHao Chen }, 284b5a0b70dSHao Chen { 285b5a0b70dSHao Chen .name = "fd_tcam", 286b5a0b70dSHao Chen .cmd = HNAE3_DBG_CMD_FD_TCAM, 287b5a0b70dSHao Chen .dentry = HNS3_DBG_DENTRY_FD, 288b5a0b70dSHao Chen .buf_len = HNS3_DBG_READ_LEN, 289b5a0b70dSHao Chen .init = hns3_dbg_common_file_init, 290b5a0b70dSHao Chen }, 291c929bc2aSJiaran Zhang }; 292c929bc2aSJiaran Zhang 293c929bc2aSJiaran Zhang static struct hns3_dbg_cap_info hns3_dbg_cap[] = { 294c929bc2aSJiaran Zhang { 295c929bc2aSJiaran Zhang .name = "support FD", 296c929bc2aSJiaran Zhang .cap_bit = HNAE3_DEV_SUPPORT_FD_B, 297c929bc2aSJiaran Zhang }, { 298c929bc2aSJiaran Zhang .name = "support GRO", 299c929bc2aSJiaran Zhang .cap_bit = HNAE3_DEV_SUPPORT_GRO_B, 300c929bc2aSJiaran Zhang }, { 301c929bc2aSJiaran Zhang .name = "support FEC", 302c929bc2aSJiaran Zhang .cap_bit = HNAE3_DEV_SUPPORT_FEC_B, 303c929bc2aSJiaran Zhang }, { 304c929bc2aSJiaran Zhang .name = "support UDP GSO", 305c929bc2aSJiaran Zhang .cap_bit = HNAE3_DEV_SUPPORT_UDP_GSO_B, 306c929bc2aSJiaran Zhang }, { 307c929bc2aSJiaran Zhang .name = "support PTP", 308c929bc2aSJiaran Zhang .cap_bit = HNAE3_DEV_SUPPORT_PTP_B, 309c929bc2aSJiaran Zhang }, { 310c929bc2aSJiaran Zhang .name = "support INT QL", 311c929bc2aSJiaran Zhang .cap_bit = HNAE3_DEV_SUPPORT_INT_QL_B, 312c929bc2aSJiaran Zhang }, { 313c929bc2aSJiaran Zhang .name = "support HW TX csum", 314c929bc2aSJiaran Zhang .cap_bit = HNAE3_DEV_SUPPORT_HW_TX_CSUM_B, 315c929bc2aSJiaran Zhang }, { 316c929bc2aSJiaran Zhang .name = "support UDP tunnel csum", 317c929bc2aSJiaran Zhang .cap_bit = HNAE3_DEV_SUPPORT_UDP_TUNNEL_CSUM_B, 318c929bc2aSJiaran Zhang }, { 319c929bc2aSJiaran Zhang .name = "support TX push", 320c929bc2aSJiaran Zhang .cap_bit = HNAE3_DEV_SUPPORT_TX_PUSH_B, 321c929bc2aSJiaran Zhang }, { 322c929bc2aSJiaran Zhang .name = "support imp-controlled PHY", 323c929bc2aSJiaran Zhang .cap_bit = HNAE3_DEV_SUPPORT_PHY_IMP_B, 324c929bc2aSJiaran Zhang }, { 325c929bc2aSJiaran Zhang .name = "support rxd advanced layout", 326c929bc2aSJiaran Zhang .cap_bit = HNAE3_DEV_SUPPORT_RXD_ADV_LAYOUT_B, 327c929bc2aSJiaran Zhang }, 3285e69ea7eSYufeng Mo }; 3295e69ea7eSYufeng Mo 33077e91848SHuazhong Tan static void hns3_dbg_fill_content(char *content, u16 len, 33177e91848SHuazhong Tan const struct hns3_dbg_item *items, 33277e91848SHuazhong Tan const char **result, u16 size) 33377e91848SHuazhong Tan { 33477e91848SHuazhong Tan char *pos = content; 33577e91848SHuazhong Tan u16 i; 33677e91848SHuazhong Tan 33777e91848SHuazhong Tan memset(content, ' ', len); 33877e91848SHuazhong Tan for (i = 0; i < size; i++) { 33977e91848SHuazhong Tan if (result) 34077e91848SHuazhong Tan strncpy(pos, result[i], strlen(result[i])); 34177e91848SHuazhong Tan else 34277e91848SHuazhong Tan strncpy(pos, items[i].name, strlen(items[i].name)); 34377e91848SHuazhong Tan 34477e91848SHuazhong Tan pos += strlen(items[i].name) + items[i].interval; 34577e91848SHuazhong Tan } 34677e91848SHuazhong Tan 34777e91848SHuazhong Tan *pos++ = '\n'; 34877e91848SHuazhong Tan *pos++ = '\0'; 34977e91848SHuazhong Tan } 35077e91848SHuazhong Tan 351e44c495dSHao Chen static const struct hns3_dbg_item rx_queue_info_items[] = { 352e44c495dSHao Chen { "QUEUE_ID", 2 }, 353e44c495dSHao Chen { "BD_NUM", 2 }, 354e44c495dSHao Chen { "BD_LEN", 2 }, 355e44c495dSHao Chen { "TAIL", 2 }, 356e44c495dSHao Chen { "HEAD", 2 }, 357e44c495dSHao Chen { "FBDNUM", 2 }, 358e44c495dSHao Chen { "PKTNUM", 2 }, 359e44c495dSHao Chen { "RING_EN", 2 }, 360e44c495dSHao Chen { "RX_RING_EN", 2 }, 361e44c495dSHao Chen { "BASE_ADDR", 10 }, 362e44c495dSHao Chen }; 363e44c495dSHao Chen 364e44c495dSHao Chen static void hns3_dump_rx_queue_info(struct hns3_enet_ring *ring, 365e44c495dSHao Chen struct hnae3_ae_dev *ae_dev, char **result, 366e44c495dSHao Chen u32 index) 36757ceee2cSliuzhongzhu { 36857ceee2cSliuzhongzhu u32 base_add_l, base_add_h; 369e44c495dSHao Chen u32 j = 0; 370e44c495dSHao Chen 371e44c495dSHao Chen sprintf(result[j++], "%8u", index); 372e44c495dSHao Chen 373e44c495dSHao Chen sprintf(result[j++], "%6u", readl_relaxed(ring->tqp->io_base + 374e44c495dSHao Chen HNS3_RING_RX_RING_BD_NUM_REG)); 375e44c495dSHao Chen 376e44c495dSHao Chen sprintf(result[j++], "%6u", readl_relaxed(ring->tqp->io_base + 377e44c495dSHao Chen HNS3_RING_RX_RING_BD_LEN_REG)); 378e44c495dSHao Chen 379e44c495dSHao Chen sprintf(result[j++], "%4u", readl_relaxed(ring->tqp->io_base + 380e44c495dSHao Chen HNS3_RING_RX_RING_TAIL_REG)); 381e44c495dSHao Chen 382e44c495dSHao Chen sprintf(result[j++], "%4u", readl_relaxed(ring->tqp->io_base + 383e44c495dSHao Chen HNS3_RING_RX_RING_HEAD_REG)); 384e44c495dSHao Chen 385e44c495dSHao Chen sprintf(result[j++], "%6u", readl_relaxed(ring->tqp->io_base + 386e44c495dSHao Chen HNS3_RING_RX_RING_FBDNUM_REG)); 387e44c495dSHao Chen 388e44c495dSHao Chen sprintf(result[j++], "%6u", readl_relaxed(ring->tqp->io_base + 389e44c495dSHao Chen HNS3_RING_RX_RING_PKTNUM_RECORD_REG)); 390e44c495dSHao Chen 391e44c495dSHao Chen sprintf(result[j++], "%7s", readl_relaxed(ring->tqp->io_base + 392e44c495dSHao Chen HNS3_RING_EN_REG) ? "on" : "off"); 393e44c495dSHao Chen 394e44c495dSHao Chen if (hnae3_ae_dev_tqp_txrx_indep_supported(ae_dev)) 395e44c495dSHao Chen sprintf(result[j++], "%10s", readl_relaxed(ring->tqp->io_base + 396e44c495dSHao Chen HNS3_RING_RX_EN_REG) ? "on" : "off"); 397e44c495dSHao Chen else 398e44c495dSHao Chen sprintf(result[j++], "%10s", "NA"); 399e44c495dSHao Chen 400e44c495dSHao Chen base_add_h = readl_relaxed(ring->tqp->io_base + 401e44c495dSHao Chen HNS3_RING_RX_RING_BASEADDR_H_REG); 402e44c495dSHao Chen base_add_l = readl_relaxed(ring->tqp->io_base + 403e44c495dSHao Chen HNS3_RING_RX_RING_BASEADDR_L_REG); 404e44c495dSHao Chen sprintf(result[j++], "0x%08x%08x", base_add_h, base_add_l); 405e44c495dSHao Chen } 406e44c495dSHao Chen 407e44c495dSHao Chen static int hns3_dbg_rx_queue_info(struct hnae3_handle *h, 408e44c495dSHao Chen char *buf, int len) 409e44c495dSHao Chen { 410e44c495dSHao Chen char data_str[ARRAY_SIZE(rx_queue_info_items)][HNS3_DBG_DATA_STR_LEN]; 411e44c495dSHao Chen struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev); 412e44c495dSHao Chen char *result[ARRAY_SIZE(rx_queue_info_items)]; 413e44c495dSHao Chen struct hns3_nic_priv *priv = h->priv; 414e44c495dSHao Chen char content[HNS3_DBG_INFO_LEN]; 415e44c495dSHao Chen struct hns3_enet_ring *ring; 416e44c495dSHao Chen int pos = 0; 417e44c495dSHao Chen u32 i; 41857ceee2cSliuzhongzhu 4195f06b903SYunsheng Lin if (!priv->ring) { 4205f06b903SYunsheng Lin dev_err(&h->pdev->dev, "priv->ring is NULL\n"); 42157ceee2cSliuzhongzhu return -EFAULT; 42257ceee2cSliuzhongzhu } 42357ceee2cSliuzhongzhu 424e44c495dSHao Chen for (i = 0; i < ARRAY_SIZE(rx_queue_info_items); i++) 425e44c495dSHao Chen result[i] = &data_str[i][0]; 42657ceee2cSliuzhongzhu 427e44c495dSHao Chen hns3_dbg_fill_content(content, sizeof(content), rx_queue_info_items, 428e44c495dSHao Chen NULL, ARRAY_SIZE(rx_queue_info_items)); 429e44c495dSHao Chen pos += scnprintf(buf + pos, len - pos, "%s", content); 430e44c495dSHao Chen for (i = 0; i < h->kinfo.num_tqps; i++) { 43157ceee2cSliuzhongzhu /* Each cycle needs to determine whether the instance is reset, 43257ceee2cSliuzhongzhu * to prevent reference to invalid memory. And need to ensure 43357ceee2cSliuzhongzhu * that the following code is executed within 100ms. 43457ceee2cSliuzhongzhu */ 4357737f1fbSliuzhongzhu if (!test_bit(HNS3_NIC_STATE_INITED, &priv->state) || 43657ceee2cSliuzhongzhu test_bit(HNS3_NIC_STATE_RESETTING, &priv->state)) 43757ceee2cSliuzhongzhu return -EPERM; 43857ceee2cSliuzhongzhu 4395f06b903SYunsheng Lin ring = &priv->ring[(u32)(i + h->kinfo.num_tqps)]; 440e44c495dSHao Chen hns3_dump_rx_queue_info(ring, ae_dev, result, i); 441e44c495dSHao Chen hns3_dbg_fill_content(content, sizeof(content), 442e44c495dSHao Chen rx_queue_info_items, 443e44c495dSHao Chen (const char **)result, 444e44c495dSHao Chen ARRAY_SIZE(rx_queue_info_items)); 445e44c495dSHao Chen pos += scnprintf(buf + pos, len - pos, "%s", content); 446e44c495dSHao Chen } 44757ceee2cSliuzhongzhu 448e44c495dSHao Chen return 0; 449e44c495dSHao Chen } 45057ceee2cSliuzhongzhu 451e44c495dSHao Chen static const struct hns3_dbg_item tx_queue_info_items[] = { 452e44c495dSHao Chen { "QUEUE_ID", 2 }, 453e44c495dSHao Chen { "BD_NUM", 2 }, 454e44c495dSHao Chen { "TC", 2 }, 455e44c495dSHao Chen { "TAIL", 2 }, 456e44c495dSHao Chen { "HEAD", 2 }, 457e44c495dSHao Chen { "FBDNUM", 2 }, 458e44c495dSHao Chen { "OFFSET", 2 }, 459e44c495dSHao Chen { "PKTNUM", 2 }, 460e44c495dSHao Chen { "RING_EN", 2 }, 461e44c495dSHao Chen { "TX_RING_EN", 2 }, 462e44c495dSHao Chen { "BASE_ADDR", 10 }, 463e44c495dSHao Chen }; 46457ceee2cSliuzhongzhu 465e44c495dSHao Chen static void hns3_dump_tx_queue_info(struct hns3_enet_ring *ring, 466e44c495dSHao Chen struct hnae3_ae_dev *ae_dev, char **result, 467e44c495dSHao Chen u32 index) 468e44c495dSHao Chen { 469e44c495dSHao Chen u32 base_add_l, base_add_h; 470e44c495dSHao Chen u32 j = 0; 47157ceee2cSliuzhongzhu 472e44c495dSHao Chen sprintf(result[j++], "%8u", index); 473e44c495dSHao Chen sprintf(result[j++], "%6u", readl_relaxed(ring->tqp->io_base + 474e44c495dSHao Chen HNS3_RING_TX_RING_BD_NUM_REG)); 47557ceee2cSliuzhongzhu 476e44c495dSHao Chen sprintf(result[j++], "%2u", readl_relaxed(ring->tqp->io_base + 477e44c495dSHao Chen HNS3_RING_TX_RING_TC_REG)); 47857ceee2cSliuzhongzhu 479e44c495dSHao Chen sprintf(result[j++], "%4u", readl_relaxed(ring->tqp->io_base + 480e44c495dSHao Chen HNS3_RING_TX_RING_TAIL_REG)); 48157ceee2cSliuzhongzhu 482e44c495dSHao Chen sprintf(result[j++], "%4u", readl_relaxed(ring->tqp->io_base + 483e44c495dSHao Chen HNS3_RING_TX_RING_HEAD_REG)); 484e44c495dSHao Chen 485e44c495dSHao Chen sprintf(result[j++], "%6u", readl_relaxed(ring->tqp->io_base + 486e44c495dSHao Chen HNS3_RING_TX_RING_FBDNUM_REG)); 487e44c495dSHao Chen 488e44c495dSHao Chen sprintf(result[j++], "%6u", readl_relaxed(ring->tqp->io_base + 489e44c495dSHao Chen HNS3_RING_TX_RING_OFFSET_REG)); 490e44c495dSHao Chen 491e44c495dSHao Chen sprintf(result[j++], "%6u", readl_relaxed(ring->tqp->io_base + 492e44c495dSHao Chen HNS3_RING_TX_RING_PKTNUM_RECORD_REG)); 493e44c495dSHao Chen 494e44c495dSHao Chen sprintf(result[j++], "%7s", readl_relaxed(ring->tqp->io_base + 495e44c495dSHao Chen HNS3_RING_EN_REG) ? "on" : "off"); 496e44c495dSHao Chen 497e44c495dSHao Chen if (hnae3_ae_dev_tqp_txrx_indep_supported(ae_dev)) 498e44c495dSHao Chen sprintf(result[j++], "%10s", readl_relaxed(ring->tqp->io_base + 499e44c495dSHao Chen HNS3_RING_TX_EN_REG) ? "on" : "off"); 500e44c495dSHao Chen else 501e44c495dSHao Chen sprintf(result[j++], "%10s", "NA"); 502e44c495dSHao Chen 50357ceee2cSliuzhongzhu base_add_h = readl_relaxed(ring->tqp->io_base + 50457ceee2cSliuzhongzhu HNS3_RING_TX_RING_BASEADDR_H_REG); 50557ceee2cSliuzhongzhu base_add_l = readl_relaxed(ring->tqp->io_base + 50657ceee2cSliuzhongzhu HNS3_RING_TX_RING_BASEADDR_L_REG); 507e44c495dSHao Chen sprintf(result[j++], "0x%08x%08x", base_add_h, base_add_l); 508dbaae5bbSGuangbin Huang } 509dbaae5bbSGuangbin Huang 510e44c495dSHao Chen static int hns3_dbg_tx_queue_info(struct hnae3_handle *h, 511e44c495dSHao Chen char *buf, int len) 512e44c495dSHao Chen { 513e44c495dSHao Chen char data_str[ARRAY_SIZE(tx_queue_info_items)][HNS3_DBG_DATA_STR_LEN]; 514e44c495dSHao Chen struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev); 515e44c495dSHao Chen char *result[ARRAY_SIZE(tx_queue_info_items)]; 516e44c495dSHao Chen struct hns3_nic_priv *priv = h->priv; 517e44c495dSHao Chen char content[HNS3_DBG_INFO_LEN]; 518e44c495dSHao Chen struct hns3_enet_ring *ring; 519e44c495dSHao Chen int pos = 0; 520e44c495dSHao Chen u32 i; 521e44c495dSHao Chen 522e44c495dSHao Chen if (!priv->ring) { 523e44c495dSHao Chen dev_err(&h->pdev->dev, "priv->ring is NULL\n"); 524e44c495dSHao Chen return -EFAULT; 525e44c495dSHao Chen } 526e44c495dSHao Chen 527e44c495dSHao Chen for (i = 0; i < ARRAY_SIZE(tx_queue_info_items); i++) 528e44c495dSHao Chen result[i] = &data_str[i][0]; 529e44c495dSHao Chen 530e44c495dSHao Chen hns3_dbg_fill_content(content, sizeof(content), tx_queue_info_items, 531e44c495dSHao Chen NULL, ARRAY_SIZE(tx_queue_info_items)); 532e44c495dSHao Chen pos += scnprintf(buf + pos, len - pos, "%s", content); 533e44c495dSHao Chen 534e44c495dSHao Chen for (i = 0; i < h->kinfo.num_tqps; i++) { 535e44c495dSHao Chen /* Each cycle needs to determine whether the instance is reset, 536e44c495dSHao Chen * to prevent reference to invalid memory. And need to ensure 537e44c495dSHao Chen * that the following code is executed within 100ms. 538e44c495dSHao Chen */ 539e44c495dSHao Chen if (!test_bit(HNS3_NIC_STATE_INITED, &priv->state) || 540e44c495dSHao Chen test_bit(HNS3_NIC_STATE_RESETTING, &priv->state)) 541e44c495dSHao Chen return -EPERM; 542e44c495dSHao Chen 543e44c495dSHao Chen ring = &priv->ring[i]; 544e44c495dSHao Chen hns3_dump_tx_queue_info(ring, ae_dev, result, i); 545e44c495dSHao Chen hns3_dbg_fill_content(content, sizeof(content), 546e44c495dSHao Chen tx_queue_info_items, 547e44c495dSHao Chen (const char **)result, 548e44c495dSHao Chen ARRAY_SIZE(tx_queue_info_items)); 549e44c495dSHao Chen pos += scnprintf(buf + pos, len - pos, "%s", content); 55057ceee2cSliuzhongzhu } 55157ceee2cSliuzhongzhu 55257ceee2cSliuzhongzhu return 0; 55357ceee2cSliuzhongzhu } 55457ceee2cSliuzhongzhu 555d2f737cfSHao Chen static const struct hns3_dbg_item queue_map_items[] = { 556d2f737cfSHao Chen { "local_queue_id", 2 }, 557d2f737cfSHao Chen { "global_queue_id", 2 }, 558d2f737cfSHao Chen { "vector_id", 2 }, 559d2f737cfSHao Chen }; 560d2f737cfSHao Chen 561d2f737cfSHao Chen static int hns3_dbg_queue_map(struct hnae3_handle *h, char *buf, int len) 5620c29d191Sliuzhongzhu { 563d2f737cfSHao Chen char data_str[ARRAY_SIZE(queue_map_items)][HNS3_DBG_DATA_STR_LEN]; 564d2f737cfSHao Chen char *result[ARRAY_SIZE(queue_map_items)]; 5650c29d191Sliuzhongzhu struct hns3_nic_priv *priv = h->priv; 566d2f737cfSHao Chen char content[HNS3_DBG_INFO_LEN]; 567d2f737cfSHao Chen int pos = 0; 568d2f737cfSHao Chen int j; 569d2f737cfSHao Chen u32 i; 5700c29d191Sliuzhongzhu 5710c29d191Sliuzhongzhu if (!h->ae_algo->ops->get_global_queue_id) 5720c29d191Sliuzhongzhu return -EOPNOTSUPP; 5730c29d191Sliuzhongzhu 574d2f737cfSHao Chen for (i = 0; i < ARRAY_SIZE(queue_map_items); i++) 575d2f737cfSHao Chen result[i] = &data_str[i][0]; 5760c29d191Sliuzhongzhu 577d2f737cfSHao Chen hns3_dbg_fill_content(content, sizeof(content), queue_map_items, 578d2f737cfSHao Chen NULL, ARRAY_SIZE(queue_map_items)); 579d2f737cfSHao Chen pos += scnprintf(buf + pos, len - pos, "%s", content); 580d2f737cfSHao Chen for (i = 0; i < h->kinfo.num_tqps; i++) { 5815f06b903SYunsheng Lin if (!priv->ring || !priv->ring[i].tqp_vector) 5820c29d191Sliuzhongzhu continue; 583d2f737cfSHao Chen j = 0; 584d2f737cfSHao Chen sprintf(result[j++], "%u", i); 585d2f737cfSHao Chen sprintf(result[j++], "%u", 586d2f737cfSHao Chen h->ae_algo->ops->get_global_queue_id(h, i)); 587d2f737cfSHao Chen sprintf(result[j++], "%u", 588d2f737cfSHao Chen priv->ring[i].tqp_vector->vector_irq); 589d2f737cfSHao Chen hns3_dbg_fill_content(content, sizeof(content), queue_map_items, 590d2f737cfSHao Chen (const char **)result, 591d2f737cfSHao Chen ARRAY_SIZE(queue_map_items)); 592d2f737cfSHao Chen pos += scnprintf(buf + pos, len - pos, "%s", content); 5930c29d191Sliuzhongzhu } 5940c29d191Sliuzhongzhu 5950c29d191Sliuzhongzhu return 0; 5960c29d191Sliuzhongzhu } 5970c29d191Sliuzhongzhu 59877e91848SHuazhong Tan static const struct hns3_dbg_item rx_bd_info_items[] = { 59977e91848SHuazhong Tan { "BD_IDX", 3 }, 60077e91848SHuazhong Tan { "L234_INFO", 2 }, 60177e91848SHuazhong Tan { "PKT_LEN", 3 }, 60277e91848SHuazhong Tan { "SIZE", 4 }, 60377e91848SHuazhong Tan { "RSS_HASH", 4 }, 60477e91848SHuazhong Tan { "FD_ID", 2 }, 60577e91848SHuazhong Tan { "VLAN_TAG", 2 }, 60677e91848SHuazhong Tan { "O_DM_VLAN_ID_FB", 2 }, 60777e91848SHuazhong Tan { "OT_VLAN_TAG", 2 }, 60877e91848SHuazhong Tan { "BD_BASE_INFO", 2 }, 60977e91848SHuazhong Tan { "PTYPE", 2 }, 61077e91848SHuazhong Tan { "HW_CSUM", 2 }, 61177e91848SHuazhong Tan }; 61277e91848SHuazhong Tan 61377e91848SHuazhong Tan static void hns3_dump_rx_bd_info(struct hns3_nic_priv *priv, 61477e91848SHuazhong Tan struct hns3_desc *desc, char **result, int idx) 615122bedc5Sliuzhongzhu { 61677e91848SHuazhong Tan unsigned int j = 0; 617122bedc5Sliuzhongzhu 61877e91848SHuazhong Tan sprintf(result[j++], "%5d", idx); 61977e91848SHuazhong Tan sprintf(result[j++], "%#x", le32_to_cpu(desc->rx.l234_info)); 62077e91848SHuazhong Tan sprintf(result[j++], "%7u", le16_to_cpu(desc->rx.pkt_len)); 62177e91848SHuazhong Tan sprintf(result[j++], "%4u", le16_to_cpu(desc->rx.size)); 62277e91848SHuazhong Tan sprintf(result[j++], "%#x", le32_to_cpu(desc->rx.rss_hash)); 62377e91848SHuazhong Tan sprintf(result[j++], "%5u", le16_to_cpu(desc->rx.fd_id)); 62477e91848SHuazhong Tan sprintf(result[j++], "%8u", le16_to_cpu(desc->rx.vlan_tag)); 62577e91848SHuazhong Tan sprintf(result[j++], "%15u", le16_to_cpu(desc->rx.o_dm_vlan_id_fb)); 62677e91848SHuazhong Tan sprintf(result[j++], "%11u", le16_to_cpu(desc->rx.ot_vlan_tag)); 62777e91848SHuazhong Tan sprintf(result[j++], "%#x", le32_to_cpu(desc->rx.bd_base_info)); 62877e91848SHuazhong Tan if (test_bit(HNS3_NIC_STATE_RXD_ADV_LAYOUT_ENABLE, &priv->state)) { 62977e91848SHuazhong Tan u32 ol_info = le32_to_cpu(desc->rx.ol_info); 630122bedc5Sliuzhongzhu 63177e91848SHuazhong Tan sprintf(result[j++], "%5lu", hnae3_get_field(ol_info, 63277e91848SHuazhong Tan HNS3_RXD_PTYPE_M, 63377e91848SHuazhong Tan HNS3_RXD_PTYPE_S)); 63477e91848SHuazhong Tan sprintf(result[j++], "%7u", le16_to_cpu(desc->csum)); 635b1533adaSHuazhong Tan } else { 63677e91848SHuazhong Tan sprintf(result[j++], "NA"); 63777e91848SHuazhong Tan sprintf(result[j++], "NA"); 63877e91848SHuazhong Tan } 639b1533adaSHuazhong Tan } 640b1533adaSHuazhong Tan 64177e91848SHuazhong Tan static int hns3_dbg_rx_bd_info(struct hns3_dbg_data *d, char *buf, int len) 64277e91848SHuazhong Tan { 64377e91848SHuazhong Tan char data_str[ARRAY_SIZE(rx_bd_info_items)][HNS3_DBG_DATA_STR_LEN]; 64477e91848SHuazhong Tan struct hns3_nic_priv *priv = d->handle->priv; 64577e91848SHuazhong Tan char *result[ARRAY_SIZE(rx_bd_info_items)]; 64677e91848SHuazhong Tan char content[HNS3_DBG_INFO_LEN]; 64777e91848SHuazhong Tan struct hns3_enet_ring *ring; 64877e91848SHuazhong Tan struct hns3_desc *desc; 64977e91848SHuazhong Tan unsigned int i; 65077e91848SHuazhong Tan int pos = 0; 651122bedc5Sliuzhongzhu 65277e91848SHuazhong Tan if (d->qid >= d->handle->kinfo.num_tqps) { 65377e91848SHuazhong Tan dev_err(&d->handle->pdev->dev, 65477e91848SHuazhong Tan "queue%u is not in use\n", d->qid); 65577e91848SHuazhong Tan return -EINVAL; 65677e91848SHuazhong Tan } 657122bedc5Sliuzhongzhu 65877e91848SHuazhong Tan for (i = 0; i < ARRAY_SIZE(rx_bd_info_items); i++) 65977e91848SHuazhong Tan result[i] = &data_str[i][0]; 660b1533adaSHuazhong Tan 66177e91848SHuazhong Tan pos += scnprintf(buf + pos, len - pos, 66277e91848SHuazhong Tan "Queue %u rx bd info:\n", d->qid); 66377e91848SHuazhong Tan hns3_dbg_fill_content(content, sizeof(content), rx_bd_info_items, 66477e91848SHuazhong Tan NULL, ARRAY_SIZE(rx_bd_info_items)); 66577e91848SHuazhong Tan pos += scnprintf(buf + pos, len - pos, "%s", content); 66677e91848SHuazhong Tan 66777e91848SHuazhong Tan ring = &priv->ring[d->qid + d->handle->kinfo.num_tqps]; 66877e91848SHuazhong Tan for (i = 0; i < ring->desc_num; i++) { 66977e91848SHuazhong Tan desc = &ring->desc[i]; 67077e91848SHuazhong Tan 67177e91848SHuazhong Tan hns3_dump_rx_bd_info(priv, desc, result, i); 67277e91848SHuazhong Tan hns3_dbg_fill_content(content, sizeof(content), 67377e91848SHuazhong Tan rx_bd_info_items, (const char **)result, 67477e91848SHuazhong Tan ARRAY_SIZE(rx_bd_info_items)); 67577e91848SHuazhong Tan pos += scnprintf(buf + pos, len - pos, "%s", content); 67677e91848SHuazhong Tan } 67777e91848SHuazhong Tan 67877e91848SHuazhong Tan return 0; 67977e91848SHuazhong Tan } 68077e91848SHuazhong Tan 68177e91848SHuazhong Tan static const struct hns3_dbg_item tx_bd_info_items[] = { 68277e91848SHuazhong Tan { "BD_IDX", 5 }, 68377e91848SHuazhong Tan { "ADDRESS", 2 }, 68477e91848SHuazhong Tan { "VLAN_TAG", 2 }, 68577e91848SHuazhong Tan { "SIZE", 2 }, 68677e91848SHuazhong Tan { "T_CS_VLAN_TSO", 2 }, 68777e91848SHuazhong Tan { "OT_VLAN_TAG", 3 }, 68877e91848SHuazhong Tan { "TV", 2 }, 68977e91848SHuazhong Tan { "OLT_VLAN_LEN", 2}, 69077e91848SHuazhong Tan { "PAYLEN_OL4CS", 2}, 69177e91848SHuazhong Tan { "BD_FE_SC_VLD", 2}, 69277e91848SHuazhong Tan { "MSS_HW_CSUM", 0}, 69377e91848SHuazhong Tan }; 69477e91848SHuazhong Tan 69577e91848SHuazhong Tan static void hns3_dump_tx_bd_info(struct hns3_nic_priv *priv, 69677e91848SHuazhong Tan struct hns3_desc *desc, char **result, int idx) 69777e91848SHuazhong Tan { 69877e91848SHuazhong Tan unsigned int j = 0; 69977e91848SHuazhong Tan 70077e91848SHuazhong Tan sprintf(result[j++], "%6d", idx); 70177e91848SHuazhong Tan sprintf(result[j++], "%#llx", le64_to_cpu(desc->addr)); 70277e91848SHuazhong Tan sprintf(result[j++], "%5u", le16_to_cpu(desc->tx.vlan_tag)); 70377e91848SHuazhong Tan sprintf(result[j++], "%5u", le16_to_cpu(desc->tx.send_size)); 70477e91848SHuazhong Tan sprintf(result[j++], "%#x", 70577e91848SHuazhong Tan le32_to_cpu(desc->tx.type_cs_vlan_tso_len)); 70677e91848SHuazhong Tan sprintf(result[j++], "%5u", le16_to_cpu(desc->tx.outer_vlan_tag)); 70777e91848SHuazhong Tan sprintf(result[j++], "%5u", le16_to_cpu(desc->tx.tv)); 70877e91848SHuazhong Tan sprintf(result[j++], "%10u", 70977e91848SHuazhong Tan le32_to_cpu(desc->tx.ol_type_vlan_len_msec)); 71077e91848SHuazhong Tan sprintf(result[j++], "%#x", le32_to_cpu(desc->tx.paylen_ol4cs)); 71177e91848SHuazhong Tan sprintf(result[j++], "%#x", le16_to_cpu(desc->tx.bdtp_fe_sc_vld_ra_ri)); 71277e91848SHuazhong Tan sprintf(result[j++], "%5u", le16_to_cpu(desc->tx.mss_hw_csum)); 71377e91848SHuazhong Tan } 71477e91848SHuazhong Tan 71577e91848SHuazhong Tan static int hns3_dbg_tx_bd_info(struct hns3_dbg_data *d, char *buf, int len) 71677e91848SHuazhong Tan { 71777e91848SHuazhong Tan char data_str[ARRAY_SIZE(tx_bd_info_items)][HNS3_DBG_DATA_STR_LEN]; 71877e91848SHuazhong Tan struct hns3_nic_priv *priv = d->handle->priv; 71977e91848SHuazhong Tan char *result[ARRAY_SIZE(tx_bd_info_items)]; 72077e91848SHuazhong Tan char content[HNS3_DBG_INFO_LEN]; 72177e91848SHuazhong Tan struct hns3_enet_ring *ring; 72277e91848SHuazhong Tan struct hns3_desc *desc; 72377e91848SHuazhong Tan unsigned int i; 72477e91848SHuazhong Tan int pos = 0; 72577e91848SHuazhong Tan 72677e91848SHuazhong Tan if (d->qid >= d->handle->kinfo.num_tqps) { 72777e91848SHuazhong Tan dev_err(&d->handle->pdev->dev, 72877e91848SHuazhong Tan "queue%u is not in use\n", d->qid); 72977e91848SHuazhong Tan return -EINVAL; 73077e91848SHuazhong Tan } 73177e91848SHuazhong Tan 73277e91848SHuazhong Tan for (i = 0; i < ARRAY_SIZE(tx_bd_info_items); i++) 73377e91848SHuazhong Tan result[i] = &data_str[i][0]; 73477e91848SHuazhong Tan 73577e91848SHuazhong Tan pos += scnprintf(buf + pos, len - pos, 73677e91848SHuazhong Tan "Queue %u tx bd info:\n", d->qid); 73777e91848SHuazhong Tan hns3_dbg_fill_content(content, sizeof(content), tx_bd_info_items, 73877e91848SHuazhong Tan NULL, ARRAY_SIZE(tx_bd_info_items)); 73977e91848SHuazhong Tan pos += scnprintf(buf + pos, len - pos, "%s", content); 74077e91848SHuazhong Tan 74177e91848SHuazhong Tan ring = &priv->ring[d->qid]; 74277e91848SHuazhong Tan for (i = 0; i < ring->desc_num; i++) { 74377e91848SHuazhong Tan desc = &ring->desc[i]; 74477e91848SHuazhong Tan 74577e91848SHuazhong Tan hns3_dump_tx_bd_info(priv, desc, result, i); 74677e91848SHuazhong Tan hns3_dbg_fill_content(content, sizeof(content), 74777e91848SHuazhong Tan tx_bd_info_items, (const char **)result, 74877e91848SHuazhong Tan ARRAY_SIZE(tx_bd_info_items)); 74977e91848SHuazhong Tan pos += scnprintf(buf + pos, len - pos, "%s", content); 75077e91848SHuazhong Tan } 751122bedc5Sliuzhongzhu 752122bedc5Sliuzhongzhu return 0; 753122bedc5Sliuzhongzhu } 754122bedc5Sliuzhongzhu 755b2292360Sliuzhongzhu static void hns3_dbg_help(struct hnae3_handle *h) 756b2292360Sliuzhongzhu { 757b2292360Sliuzhongzhu dev_info(&h->pdev->dev, "available commands\n"); 75897afd47bSYufeng Mo 75997afd47bSYufeng Mo if (!hns3_is_phys_func(h->pdev)) 76097afd47bSYufeng Mo return; 76197afd47bSYufeng Mo 7627d9d7f88Sliuzhongzhu dev_info(&h->pdev->dev, "dump qos buf cfg\n"); 763a6345787SWeihang Li dev_info(&h->pdev->dev, "dump mac tnl status\n"); 76489ec9485SYonglong Liu dev_info(&h->pdev->dev, "dump qs shaper [qs id]\n"); 765b2292360Sliuzhongzhu } 766b2292360Sliuzhongzhu 767c929bc2aSJiaran Zhang static void 768c929bc2aSJiaran Zhang hns3_dbg_dev_caps(struct hnae3_handle *h, char *buf, int len, int *pos) 7699484e337SGuangbin Huang { 7709484e337SGuangbin Huang struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev); 771c929bc2aSJiaran Zhang static const char * const str[] = {"no", "yes"}; 772c929bc2aSJiaran Zhang unsigned long *caps = ae_dev->caps; 773c929bc2aSJiaran Zhang u32 i, state; 7749484e337SGuangbin Huang 775c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "dev capability:\n"); 7769484e337SGuangbin Huang 777c929bc2aSJiaran Zhang for (i = 0; i < ARRAY_SIZE(hns3_dbg_cap); i++) { 778c929bc2aSJiaran Zhang state = test_bit(hns3_dbg_cap[i].cap_bit, caps); 779c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "%s: %s\n", 780c929bc2aSJiaran Zhang hns3_dbg_cap[i].name, str[state]); 7819484e337SGuangbin Huang } 7829484e337SGuangbin Huang 783c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "\n"); 784c929bc2aSJiaran Zhang } 785c929bc2aSJiaran Zhang 786c929bc2aSJiaran Zhang static void 787c929bc2aSJiaran Zhang hns3_dbg_dev_specs(struct hnae3_handle *h, char *buf, int len, int *pos) 788b4442ec5SGuangbin Huang { 789b4442ec5SGuangbin Huang struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev); 790b4442ec5SGuangbin Huang struct hnae3_dev_specs *dev_specs = &ae_dev->dev_specs; 791b4442ec5SGuangbin Huang struct hnae3_knic_private_info *kinfo = &h->kinfo; 792b4442ec5SGuangbin Huang 793c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "dev_spec:\n"); 794c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "MAC entry num: %u\n", 795c929bc2aSJiaran Zhang dev_specs->mac_entry_num); 796c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "MNG entry num: %u\n", 797c929bc2aSJiaran Zhang dev_specs->mng_entry_num); 798c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "MAX non tso bd num: %u\n", 799b4442ec5SGuangbin Huang dev_specs->max_non_tso_bd_num); 800c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "RSS ind tbl size: %u\n", 801b4442ec5SGuangbin Huang dev_specs->rss_ind_tbl_size); 802c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "RSS key size: %u\n", 803c929bc2aSJiaran Zhang dev_specs->rss_key_size); 804c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "RSS size: %u\n", 805c929bc2aSJiaran Zhang kinfo->rss_size); 806c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "Allocated RSS size: %u\n", 807c929bc2aSJiaran Zhang kinfo->req_rss_size); 808c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, 809c929bc2aSJiaran Zhang "Task queue pairs numbers: %u\n", 810c929bc2aSJiaran Zhang kinfo->num_tqps); 811c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "RX buffer length: %u\n", 812c929bc2aSJiaran Zhang kinfo->rx_buf_len); 813c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "Desc num per TX queue: %u\n", 814c929bc2aSJiaran Zhang kinfo->num_tx_desc); 815c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "Desc num per RX queue: %u\n", 816c929bc2aSJiaran Zhang kinfo->num_rx_desc); 817c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, 818c929bc2aSJiaran Zhang "Total number of enabled TCs: %u\n", 81935244430SJian Shen kinfo->tc_info.num_tc); 820c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "MAX INT QL: %u\n", 821c929bc2aSJiaran Zhang dev_specs->int_ql_max); 822c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "MAX INT GL: %u\n", 823c929bc2aSJiaran Zhang dev_specs->max_int_gl); 824c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "MAX TM RATE: %u\n", 825c929bc2aSJiaran Zhang dev_specs->max_tm_rate); 826c929bc2aSJiaran Zhang *pos += scnprintf(buf + *pos, len - *pos, "MAX QSET number: %u\n", 827c929bc2aSJiaran Zhang dev_specs->max_qset_num); 828c929bc2aSJiaran Zhang } 829c929bc2aSJiaran Zhang 830c929bc2aSJiaran Zhang static int hns3_dbg_dev_info(struct hnae3_handle *h, char *buf, int len) 831c929bc2aSJiaran Zhang { 832c929bc2aSJiaran Zhang int pos = 0; 833c929bc2aSJiaran Zhang 834c929bc2aSJiaran Zhang hns3_dbg_dev_caps(h, buf, len, &pos); 835c929bc2aSJiaran Zhang 836c929bc2aSJiaran Zhang hns3_dbg_dev_specs(h, buf, len, &pos); 837c929bc2aSJiaran Zhang 838c929bc2aSJiaran Zhang return 0; 839b4442ec5SGuangbin Huang } 840b4442ec5SGuangbin Huang 841b2292360Sliuzhongzhu static ssize_t hns3_dbg_cmd_read(struct file *filp, char __user *buffer, 842b2292360Sliuzhongzhu size_t count, loff_t *ppos) 843b2292360Sliuzhongzhu { 844b2292360Sliuzhongzhu int uncopy_bytes; 845b2292360Sliuzhongzhu char *buf; 846b2292360Sliuzhongzhu int len; 847b2292360Sliuzhongzhu 848b2292360Sliuzhongzhu if (*ppos != 0) 849b2292360Sliuzhongzhu return 0; 850b2292360Sliuzhongzhu 851b2292360Sliuzhongzhu if (count < HNS3_DBG_READ_LEN) 852b2292360Sliuzhongzhu return -ENOSPC; 853b2292360Sliuzhongzhu 854b2292360Sliuzhongzhu buf = kzalloc(HNS3_DBG_READ_LEN, GFP_KERNEL); 855b2292360Sliuzhongzhu if (!buf) 856b2292360Sliuzhongzhu return -ENOMEM; 857b2292360Sliuzhongzhu 85849e211c0SChen Zhou len = scnprintf(buf, HNS3_DBG_READ_LEN, "%s\n", 859b2292360Sliuzhongzhu "Please echo help to cmd to get help information"); 860b2292360Sliuzhongzhu uncopy_bytes = copy_to_user(buffer, buf, len); 861b2292360Sliuzhongzhu 862b2292360Sliuzhongzhu kfree(buf); 863b2292360Sliuzhongzhu 864b2292360Sliuzhongzhu if (uncopy_bytes) 865b2292360Sliuzhongzhu return -EFAULT; 866b2292360Sliuzhongzhu 867b2292360Sliuzhongzhu return (*ppos = len); 868b2292360Sliuzhongzhu } 869b2292360Sliuzhongzhu 870c318af3fSPeng Li static int hns3_dbg_check_cmd(struct hnae3_handle *handle, char *cmd_buf) 871c318af3fSPeng Li { 872c318af3fSPeng Li int ret = 0; 873c318af3fSPeng Li 874c318af3fSPeng Li if (strncmp(cmd_buf, "help", 4) == 0) 875c318af3fSPeng Li hns3_dbg_help(handle); 876c318af3fSPeng Li else if (handle->ae_algo->ops->dbg_run_cmd) 877c318af3fSPeng Li ret = handle->ae_algo->ops->dbg_run_cmd(handle, cmd_buf); 878c318af3fSPeng Li else 879c318af3fSPeng Li ret = -EOPNOTSUPP; 880c318af3fSPeng Li 881c318af3fSPeng Li return ret; 882c318af3fSPeng Li } 883c318af3fSPeng Li 884b2292360Sliuzhongzhu static ssize_t hns3_dbg_cmd_write(struct file *filp, const char __user *buffer, 885b2292360Sliuzhongzhu size_t count, loff_t *ppos) 886b2292360Sliuzhongzhu { 887b2292360Sliuzhongzhu struct hnae3_handle *handle = filp->private_data; 88857ceee2cSliuzhongzhu struct hns3_nic_priv *priv = handle->priv; 889b2292360Sliuzhongzhu char *cmd_buf, *cmd_buf_tmp; 890b2292360Sliuzhongzhu int uncopied_bytes; 891c318af3fSPeng Li int ret; 892b2292360Sliuzhongzhu 893b2292360Sliuzhongzhu if (*ppos != 0) 894b2292360Sliuzhongzhu return 0; 895b2292360Sliuzhongzhu 89657ceee2cSliuzhongzhu /* Judge if the instance is being reset. */ 8977737f1fbSliuzhongzhu if (!test_bit(HNS3_NIC_STATE_INITED, &priv->state) || 89857ceee2cSliuzhongzhu test_bit(HNS3_NIC_STATE_RESETTING, &priv->state)) 89957ceee2cSliuzhongzhu return 0; 90057ceee2cSliuzhongzhu 9017ac243f9SYufeng Mo if (count > HNS3_DBG_WRITE_LEN) 9027ac243f9SYufeng Mo return -ENOSPC; 9037ac243f9SYufeng Mo 904b2292360Sliuzhongzhu cmd_buf = kzalloc(count + 1, GFP_KERNEL); 905b2292360Sliuzhongzhu if (!cmd_buf) 906b2292360Sliuzhongzhu return count; 907b2292360Sliuzhongzhu 908b2292360Sliuzhongzhu uncopied_bytes = copy_from_user(cmd_buf, buffer, count); 909b2292360Sliuzhongzhu if (uncopied_bytes) { 910b2292360Sliuzhongzhu kfree(cmd_buf); 911b2292360Sliuzhongzhu return -EFAULT; 912b2292360Sliuzhongzhu } 913b2292360Sliuzhongzhu 914b2292360Sliuzhongzhu cmd_buf[count] = '\0'; 915b2292360Sliuzhongzhu 916b2292360Sliuzhongzhu cmd_buf_tmp = strchr(cmd_buf, '\n'); 917b2292360Sliuzhongzhu if (cmd_buf_tmp) { 918b2292360Sliuzhongzhu *cmd_buf_tmp = '\0'; 919b2292360Sliuzhongzhu count = cmd_buf_tmp - cmd_buf + 1; 920b2292360Sliuzhongzhu } 921b2292360Sliuzhongzhu 922c318af3fSPeng Li ret = hns3_dbg_check_cmd(handle, cmd_buf); 923b2292360Sliuzhongzhu if (ret) 924b2292360Sliuzhongzhu hns3_dbg_help(handle); 925b2292360Sliuzhongzhu 926b2292360Sliuzhongzhu kfree(cmd_buf); 927b2292360Sliuzhongzhu cmd_buf = NULL; 928b2292360Sliuzhongzhu 929b2292360Sliuzhongzhu return count; 930b2292360Sliuzhongzhu } 931b2292360Sliuzhongzhu 9325e69ea7eSYufeng Mo static int hns3_dbg_get_cmd_index(struct hnae3_handle *handle, 9335e69ea7eSYufeng Mo const unsigned char *name, u32 *index) 9345e69ea7eSYufeng Mo { 9355e69ea7eSYufeng Mo u32 i; 9365e69ea7eSYufeng Mo 9375e69ea7eSYufeng Mo for (i = 0; i < ARRAY_SIZE(hns3_dbg_cmd); i++) { 9385e69ea7eSYufeng Mo if (!strncmp(name, hns3_dbg_cmd[i].name, 9395e69ea7eSYufeng Mo strlen(hns3_dbg_cmd[i].name))) { 9405e69ea7eSYufeng Mo *index = i; 9415e69ea7eSYufeng Mo return 0; 9425e69ea7eSYufeng Mo } 9435e69ea7eSYufeng Mo } 9445e69ea7eSYufeng Mo 9455e69ea7eSYufeng Mo dev_err(&handle->pdev->dev, "unknown command(%s)\n", name); 9465e69ea7eSYufeng Mo return -EINVAL; 9475e69ea7eSYufeng Mo } 9485e69ea7eSYufeng Mo 949c929bc2aSJiaran Zhang static const struct hns3_dbg_func hns3_dbg_cmd_func[] = { 950c929bc2aSJiaran Zhang { 951d2f737cfSHao Chen .cmd = HNAE3_DBG_CMD_QUEUE_MAP, 952d2f737cfSHao Chen .dbg_dump = hns3_dbg_queue_map, 953d2f737cfSHao Chen }, 954d2f737cfSHao Chen { 955c929bc2aSJiaran Zhang .cmd = HNAE3_DBG_CMD_DEV_INFO, 956c929bc2aSJiaran Zhang .dbg_dump = hns3_dbg_dev_info, 957c929bc2aSJiaran Zhang }, 95877e91848SHuazhong Tan { 95977e91848SHuazhong Tan .cmd = HNAE3_DBG_CMD_TX_BD, 96077e91848SHuazhong Tan .dbg_dump_bd = hns3_dbg_tx_bd_info, 96177e91848SHuazhong Tan }, 96277e91848SHuazhong Tan { 96377e91848SHuazhong Tan .cmd = HNAE3_DBG_CMD_RX_BD, 96477e91848SHuazhong Tan .dbg_dump_bd = hns3_dbg_rx_bd_info, 96577e91848SHuazhong Tan }, 966e44c495dSHao Chen { 967e44c495dSHao Chen .cmd = HNAE3_DBG_CMD_RX_QUEUE_INFO, 968e44c495dSHao Chen .dbg_dump = hns3_dbg_rx_queue_info, 969e44c495dSHao Chen }, 970e44c495dSHao Chen { 971e44c495dSHao Chen .cmd = HNAE3_DBG_CMD_TX_QUEUE_INFO, 972e44c495dSHao Chen .dbg_dump = hns3_dbg_tx_queue_info, 973e44c495dSHao Chen }, 974c929bc2aSJiaran Zhang }; 975c929bc2aSJiaran Zhang 97677e91848SHuazhong Tan static int hns3_dbg_read_cmd(struct hns3_dbg_data *dbg_data, 9775e69ea7eSYufeng Mo enum hnae3_dbg_cmd cmd, char *buf, int len) 9785e69ea7eSYufeng Mo { 97977e91848SHuazhong Tan const struct hnae3_ae_ops *ops = dbg_data->handle->ae_algo->ops; 98077e91848SHuazhong Tan const struct hns3_dbg_func *cmd_func; 981c929bc2aSJiaran Zhang u32 i; 982c929bc2aSJiaran Zhang 983c929bc2aSJiaran Zhang for (i = 0; i < ARRAY_SIZE(hns3_dbg_cmd_func); i++) { 98477e91848SHuazhong Tan if (cmd == hns3_dbg_cmd_func[i].cmd) { 98577e91848SHuazhong Tan cmd_func = &hns3_dbg_cmd_func[i]; 98677e91848SHuazhong Tan if (cmd_func->dbg_dump) 98777e91848SHuazhong Tan return cmd_func->dbg_dump(dbg_data->handle, buf, 98877e91848SHuazhong Tan len); 98977e91848SHuazhong Tan else 99077e91848SHuazhong Tan return cmd_func->dbg_dump_bd(dbg_data, buf, 99177e91848SHuazhong Tan len); 99277e91848SHuazhong Tan } 993c929bc2aSJiaran Zhang } 9945e69ea7eSYufeng Mo 9955e69ea7eSYufeng Mo if (!ops->dbg_read_cmd) 9965e69ea7eSYufeng Mo return -EOPNOTSUPP; 9975e69ea7eSYufeng Mo 99877e91848SHuazhong Tan return ops->dbg_read_cmd(dbg_data->handle, cmd, buf, len); 9995e69ea7eSYufeng Mo } 10005e69ea7eSYufeng Mo 100104987ca1SGuangbin Huang static ssize_t hns3_dbg_read(struct file *filp, char __user *buffer, 100204987ca1SGuangbin Huang size_t count, loff_t *ppos) 100304987ca1SGuangbin Huang { 100477e91848SHuazhong Tan struct hns3_dbg_data *dbg_data = filp->private_data; 100577e91848SHuazhong Tan struct hnae3_handle *handle = dbg_data->handle; 100604987ca1SGuangbin Huang struct hns3_nic_priv *priv = handle->priv; 100704987ca1SGuangbin Huang ssize_t size = 0; 10085e69ea7eSYufeng Mo char **save_buf; 10095e69ea7eSYufeng Mo char *read_buf; 10105e69ea7eSYufeng Mo u32 index; 10115e69ea7eSYufeng Mo int ret; 101204987ca1SGuangbin Huang 10135e69ea7eSYufeng Mo ret = hns3_dbg_get_cmd_index(handle, filp->f_path.dentry->d_iname, 10145e69ea7eSYufeng Mo &index); 10155e69ea7eSYufeng Mo if (ret) 10165e69ea7eSYufeng Mo return ret; 10175e69ea7eSYufeng Mo 10185e69ea7eSYufeng Mo save_buf = &hns3_dbg_cmd[index].buf; 10195e69ea7eSYufeng Mo 10205e69ea7eSYufeng Mo if (!test_bit(HNS3_NIC_STATE_INITED, &priv->state) || 10215e69ea7eSYufeng Mo test_bit(HNS3_NIC_STATE_RESETTING, &priv->state)) { 10225e69ea7eSYufeng Mo ret = -EBUSY; 10235e69ea7eSYufeng Mo goto out; 10245e69ea7eSYufeng Mo } 10255e69ea7eSYufeng Mo 10265e69ea7eSYufeng Mo if (*save_buf) { 10275e69ea7eSYufeng Mo read_buf = *save_buf; 10285e69ea7eSYufeng Mo } else { 10295e69ea7eSYufeng Mo read_buf = kvzalloc(hns3_dbg_cmd[index].buf_len, GFP_KERNEL); 103004987ca1SGuangbin Huang if (!read_buf) 103104987ca1SGuangbin Huang return -ENOMEM; 103204987ca1SGuangbin Huang 10335e69ea7eSYufeng Mo /* save the buffer addr until the last read operation */ 10345e69ea7eSYufeng Mo *save_buf = read_buf; 10355e69ea7eSYufeng Mo } 103604987ca1SGuangbin Huang 10375e69ea7eSYufeng Mo /* get data ready for the first time to read */ 10385e69ea7eSYufeng Mo if (!*ppos) { 103977e91848SHuazhong Tan ret = hns3_dbg_read_cmd(dbg_data, hns3_dbg_cmd[index].cmd, 10405e69ea7eSYufeng Mo read_buf, hns3_dbg_cmd[index].buf_len); 10415e69ea7eSYufeng Mo if (ret) 104204987ca1SGuangbin Huang goto out; 104304987ca1SGuangbin Huang } 104404987ca1SGuangbin Huang 104504987ca1SGuangbin Huang size = simple_read_from_buffer(buffer, count, ppos, read_buf, 104604987ca1SGuangbin Huang strlen(read_buf)); 10475e69ea7eSYufeng Mo if (size > 0) 10485e69ea7eSYufeng Mo return size; 104904987ca1SGuangbin Huang 105004987ca1SGuangbin Huang out: 10515e69ea7eSYufeng Mo /* free the buffer for the last read operation */ 10525e69ea7eSYufeng Mo if (*save_buf) { 10535e69ea7eSYufeng Mo kvfree(*save_buf); 10545e69ea7eSYufeng Mo *save_buf = NULL; 10555e69ea7eSYufeng Mo } 10565e69ea7eSYufeng Mo 10575e69ea7eSYufeng Mo return ret; 105804987ca1SGuangbin Huang } 105904987ca1SGuangbin Huang 1060b2292360Sliuzhongzhu static const struct file_operations hns3_dbg_cmd_fops = { 1061b2292360Sliuzhongzhu .owner = THIS_MODULE, 1062b2292360Sliuzhongzhu .open = simple_open, 1063b2292360Sliuzhongzhu .read = hns3_dbg_cmd_read, 1064b2292360Sliuzhongzhu .write = hns3_dbg_cmd_write, 1065b2292360Sliuzhongzhu }; 1066b2292360Sliuzhongzhu 106704987ca1SGuangbin Huang static const struct file_operations hns3_dbg_fops = { 106804987ca1SGuangbin Huang .owner = THIS_MODULE, 106904987ca1SGuangbin Huang .open = simple_open, 107004987ca1SGuangbin Huang .read = hns3_dbg_read, 107104987ca1SGuangbin Huang }; 107204987ca1SGuangbin Huang 107377e91848SHuazhong Tan static int hns3_dbg_bd_file_init(struct hnae3_handle *handle, u32 cmd) 107477e91848SHuazhong Tan { 107577e91848SHuazhong Tan struct dentry *entry_dir; 107677e91848SHuazhong Tan struct hns3_dbg_data *data; 107777e91848SHuazhong Tan u16 max_queue_num; 107877e91848SHuazhong Tan unsigned int i; 107977e91848SHuazhong Tan 108077e91848SHuazhong Tan entry_dir = hns3_dbg_dentry[hns3_dbg_cmd[cmd].dentry].dentry; 108177e91848SHuazhong Tan max_queue_num = hns3_get_max_available_channels(handle); 108277e91848SHuazhong Tan data = devm_kzalloc(&handle->pdev->dev, max_queue_num * sizeof(*data), 108377e91848SHuazhong Tan GFP_KERNEL); 108477e91848SHuazhong Tan if (!data) 108577e91848SHuazhong Tan return -ENOMEM; 108677e91848SHuazhong Tan 108777e91848SHuazhong Tan for (i = 0; i < max_queue_num; i++) { 108877e91848SHuazhong Tan char name[HNS3_DBG_FILE_NAME_LEN]; 108977e91848SHuazhong Tan 109077e91848SHuazhong Tan data[i].handle = handle; 109177e91848SHuazhong Tan data[i].qid = i; 109277e91848SHuazhong Tan sprintf(name, "%s%u", hns3_dbg_cmd[cmd].name, i); 109377e91848SHuazhong Tan debugfs_create_file(name, 0400, entry_dir, &data[i], 109477e91848SHuazhong Tan &hns3_dbg_fops); 109577e91848SHuazhong Tan } 109677e91848SHuazhong Tan 109777e91848SHuazhong Tan return 0; 109877e91848SHuazhong Tan } 109977e91848SHuazhong Tan 11005e69ea7eSYufeng Mo static int 11015e69ea7eSYufeng Mo hns3_dbg_common_file_init(struct hnae3_handle *handle, u32 cmd) 11025e69ea7eSYufeng Mo { 110377e91848SHuazhong Tan struct hns3_dbg_data *data; 11045e69ea7eSYufeng Mo struct dentry *entry_dir; 11055e69ea7eSYufeng Mo 110677e91848SHuazhong Tan data = devm_kzalloc(&handle->pdev->dev, sizeof(*data), GFP_KERNEL); 110777e91848SHuazhong Tan if (!data) 110877e91848SHuazhong Tan return -ENOMEM; 110977e91848SHuazhong Tan 111077e91848SHuazhong Tan data->handle = handle; 11115e69ea7eSYufeng Mo entry_dir = hns3_dbg_dentry[hns3_dbg_cmd[cmd].dentry].dentry; 11125e69ea7eSYufeng Mo debugfs_create_file(hns3_dbg_cmd[cmd].name, 0400, entry_dir, 111377e91848SHuazhong Tan data, &hns3_dbg_fops); 11145e69ea7eSYufeng Mo 11155e69ea7eSYufeng Mo return 0; 11165e69ea7eSYufeng Mo } 11175e69ea7eSYufeng Mo 11185e69ea7eSYufeng Mo int hns3_dbg_init(struct hnae3_handle *handle) 1119b2292360Sliuzhongzhu { 112004987ca1SGuangbin Huang struct hnae3_ae_dev *ae_dev = pci_get_drvdata(handle->pdev); 1121b2292360Sliuzhongzhu const char *name = pci_name(handle->pdev); 11225e69ea7eSYufeng Mo int ret; 11235e69ea7eSYufeng Mo u32 i; 1124b2292360Sliuzhongzhu 11255e69ea7eSYufeng Mo hns3_dbg_dentry[HNS3_DBG_DENTRY_COMMON].dentry = 11265e69ea7eSYufeng Mo debugfs_create_dir(name, hns3_dbgfs_root); 11275e69ea7eSYufeng Mo handle->hnae3_dbgfs = hns3_dbg_dentry[HNS3_DBG_DENTRY_COMMON].dentry; 1128b2292360Sliuzhongzhu 112911ab11e6SGreg Kroah-Hartman debugfs_create_file("cmd", 0600, handle->hnae3_dbgfs, handle, 1130b2292360Sliuzhongzhu &hns3_dbg_cmd_fops); 113104987ca1SGuangbin Huang 11325e69ea7eSYufeng Mo for (i = 0; i < HNS3_DBG_DENTRY_COMMON; i++) 11335e69ea7eSYufeng Mo hns3_dbg_dentry[i].dentry = 11345e69ea7eSYufeng Mo debugfs_create_dir(hns3_dbg_dentry[i].name, 11355e69ea7eSYufeng Mo handle->hnae3_dbgfs); 11365e69ea7eSYufeng Mo 11375e69ea7eSYufeng Mo for (i = 0; i < ARRAY_SIZE(hns3_dbg_cmd); i++) { 11385e69ea7eSYufeng Mo if (hns3_dbg_cmd[i].cmd == HNAE3_DBG_CMD_TM_NODES && 11395e69ea7eSYufeng Mo ae_dev->dev_version <= HNAE3_DEVICE_VERSION_V2) 11405e69ea7eSYufeng Mo continue; 11415e69ea7eSYufeng Mo 11425e69ea7eSYufeng Mo if (!hns3_dbg_cmd[i].init) { 11435e69ea7eSYufeng Mo dev_err(&handle->pdev->dev, 11445e69ea7eSYufeng Mo "cmd %s lack of init func\n", 11455e69ea7eSYufeng Mo hns3_dbg_cmd[i].name); 11465e69ea7eSYufeng Mo ret = -EINVAL; 11475e69ea7eSYufeng Mo goto out; 11485e69ea7eSYufeng Mo } 11495e69ea7eSYufeng Mo 11505e69ea7eSYufeng Mo ret = hns3_dbg_cmd[i].init(handle, i); 11515e69ea7eSYufeng Mo if (ret) { 11525e69ea7eSYufeng Mo dev_err(&handle->pdev->dev, "failed to init cmd %s\n", 11535e69ea7eSYufeng Mo hns3_dbg_cmd[i].name); 11545e69ea7eSYufeng Mo goto out; 11555e69ea7eSYufeng Mo } 11565e69ea7eSYufeng Mo } 11575e69ea7eSYufeng Mo 11585e69ea7eSYufeng Mo return 0; 11595e69ea7eSYufeng Mo 11605e69ea7eSYufeng Mo out: 11615e69ea7eSYufeng Mo debugfs_remove_recursive(handle->hnae3_dbgfs); 11625e69ea7eSYufeng Mo handle->hnae3_dbgfs = NULL; 11635e69ea7eSYufeng Mo return ret; 1164b2292360Sliuzhongzhu } 1165b2292360Sliuzhongzhu 1166b2292360Sliuzhongzhu void hns3_dbg_uninit(struct hnae3_handle *handle) 1167b2292360Sliuzhongzhu { 11685e69ea7eSYufeng Mo u32 i; 11695e69ea7eSYufeng Mo 11705e69ea7eSYufeng Mo for (i = 0; i < ARRAY_SIZE(hns3_dbg_cmd); i++) 11715e69ea7eSYufeng Mo if (hns3_dbg_cmd[i].buf) { 11725e69ea7eSYufeng Mo kvfree(hns3_dbg_cmd[i].buf); 11735e69ea7eSYufeng Mo hns3_dbg_cmd[i].buf = NULL; 11745e69ea7eSYufeng Mo } 11755e69ea7eSYufeng Mo 1176b2292360Sliuzhongzhu debugfs_remove_recursive(handle->hnae3_dbgfs); 1177b2292360Sliuzhongzhu handle->hnae3_dbgfs = NULL; 1178b2292360Sliuzhongzhu } 1179b2292360Sliuzhongzhu 1180b2292360Sliuzhongzhu void hns3_dbg_register_debugfs(const char *debugfs_dir_name) 1181b2292360Sliuzhongzhu { 1182b2292360Sliuzhongzhu hns3_dbgfs_root = debugfs_create_dir(debugfs_dir_name, NULL); 1183b2292360Sliuzhongzhu } 1184b2292360Sliuzhongzhu 1185b2292360Sliuzhongzhu void hns3_dbg_unregister_debugfs(void) 1186b2292360Sliuzhongzhu { 1187b2292360Sliuzhongzhu debugfs_remove_recursive(hns3_dbgfs_root); 1188b2292360Sliuzhongzhu hns3_dbgfs_root = NULL; 1189b2292360Sliuzhongzhu } 1190