/* *------------------------------------------------------------------ * Copyright (c) 2018 Cisco and/or its affiliates. * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at: * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. *------------------------------------------------------------------ */ #include <stdint.h> #include <net/if.h> #include <sys/ioctl.h> #include <inttypes.h> #include <vlib/vlib.h> #include <vlib/unix/unix.h> #include <vlib/pci/pci.h> #include <vnet/ethernet/ethernet.h> #include <rdma/rdma.h> static clib_error_t * rdma_create_command_fn (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) { rdma_create_if_args_t args; if (!unformat_user (input, unformat_rdma_create_if_args, &args)) return clib_error_return (0, "unknown input `%U'", format_unformat_error, input); rdma_create_if (vm, &args); vec_free (args.ifname); vec_free (args.name); return args.error; } /* *INDENT-OFF* */ VLIB_CLI_COMMAND (rdma_create_command, static) = { .path = "create interface rdma", .short_help = "create interface rdma <host-if ifname> [name <name>]" " [rx-queue-size <size>] [tx-queue-size <size>]" " [num-rx-queues <size>] [mode <auto|ibv|dv]" " [no-multi-seg] [no-striding]" " [max-pktlen <size>]", .function = rdma_create_command_fn, }; /* *INDENT-ON* */ static clib_error_t * rdma_delete_command_fn (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) { unformat_input_t _line_input, *line_input = &_line_input; u32 sw_if_index = ~0; vnet_hw_interface_t *hw; rdma_main_t *rm = &rdma_main; rdma_device_t *rd; vnet_main_t *vnm = vnet_get_main (); /* Get a line of input. */ if (!unformat_user (input, unformat_line_input, line_input)) return 0; while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT) { if (unformat (line_input, "sw_if_index %d", &sw_if_index)) ; else if (unformat (line_input, "%U", unformat_vnet_sw_interface, vnm, &sw_if_index)) ; else return clib_error_return (0, "unknown input `%U'", format_unformat_error, input); } unformat_free (line_input); if (sw_if_index == ~0) return clib_error_return (0, "please specify interface name or sw_if_index"); hw = vnet_get_sup_hw_interface_api_visible_or_null (vnm, sw_if_index); if (hw == NULL || rdma_device_class.index != hw->dev_class_index) return clib_error_return (0, "not a RDMA interface"); rd = pool_elt_at_index (rm->devices, hw->dev_instance); rdma_delete_if (vm, rd); return 0; } /* *INDENT-OFF* */ VLIB_CLI_COMMAND (rdma_delete_command, static) = { .path = "delete interface rdma", .short_help = "delete interface rdma " "{<interface> | sw_if_index <sw_idx>}", .function = rdma_delete_command_fn, }; /* *INDENT-ON* */ static clib_error_t * test_rdma_dump_command_fn (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) { unformat_input_t _line_input, *line_input = &_line_input; u32 sw_if_index = ~0; vnet_hw_interface_t *hw; rdma_main_t *rm = &rdma_main; rdma_device_t *rd; vnet_main_t *vnm = vnet_get_main (); int i; /* Get a line of input. */ if (!unformat_user (input, unformat_line_input, line_input)) return 0; while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT) { if (unformat (line_input, "sw_if_index %d", &sw_if_index)) ; else if (unformat (line_input, "%U", unformat_vnet_sw_interface, vnm, &sw_if_index)) ; else return clib_error_return (0, "unknown input `%U'", format_unformat_error, input); } unformat_free (line_input); if (sw_if_index == ~0) return clib_error_return (0, "please specify interface name or sw_if_index"); hw = vnet_get_sup_hw_interface_api_visible_or_null (vnm, sw_if_index); if (hw == NULL || rdma_device_class.index != hw->dev_class_index) return clib_error_return (0, "not a RDMA interface"); rd = pool_elt_at_index (rm->devices, hw->dev_instance); if ((rd->flags & RDMA_DEVICE_F_MLX5DV) == 0) return clib_error_return (0, "not a mlx5 interface"); vlib_cli_output (vm, "netdev %s pci-addr %U lkey 0x%x", rd->linux_ifname, format_vlib_pci_addr, &rd->pci->addr, &rd->lkey); vec_foreach_index (i, rd->rxqs) { vlib_cli_output (vm, "RX queue %u\n %U\n", i, format_rdma_rxq, rd, i); } return 0; } /* *INDENT-OFF* */ VLIB_CLI_COMMAND (test_rdma_mlx5dv_dump_command, static) = { .path = "test rdma dump", .short_help = "test rdma dump {<interface> | sw_if_index <sw_idx>}", .function = test_rdma_dump_command_fn, }; /* *INDENT-ON* */ clib_error_t * rdma_cli_init (vlib_main_t * vm) { return 0; } VLIB_INIT_FUNCTION (rdma_cli_init); /* * fd.io coding-style-patch-verification: ON * * Local Variables: * eval: (c-set-style "gnu") * End: */