/* *------------------------------------------------------------------ * 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 <vlib/vlib.h> #include <vlib/unix/unix.h> #include <vlib/pci/pci.h> #include <vnet/ethernet/ethernet.h> #include <vnet/format_fns.h> #include <vmxnet3/vmxnet3.h> #include <vlibapi/api.h> #include <vlibmemory/api.h> /* define message IDs */ #include <vmxnet3/vmxnet3.api_enum.h> #include <vmxnet3/vmxnet3.api_types.h> #define REPLY_MSG_ID_BASE (vmxm->msg_id_base) #include <vlibapi/api_helper_macros.h> static void vl_api_vmxnet3_create_t_handler (vl_api_vmxnet3_create_t * mp) { vlib_main_t *vm = vlib_get_main (); vmxnet3_main_t *vmxm = &vmxnet3_main; vl_api_vmxnet3_create_reply_t *rmp; vmxnet3_create_if_args_t args; int rv; clib_memset (&args, 0, sizeof (vmxnet3_create_if_args_t)); args.enable_elog = ntohl (mp->enable_elog); args.addr.as_u32 = ntohl (mp->pci_addr); args.rxq_size = ntohs (mp->rxq_size); args.txq_size = ntohs (mp->txq_size); args.txq_num = ntohs (mp->txq_num); args.rxq_num = ntohs (mp->rxq_num); args.bind = mp->bind; args.enable_gso = mp->enable_gso; vmxnet3_create_if (vm, &args); rv = args.rv; /* *INDENT-OFF* */ REPLY_MACRO2 (VL_API_VMXNET3_CREATE_REPLY, ({ rmp->sw_if_index = ntohl (args.sw_if_index); })); /* *INDENT-ON* */ } static void vl_api_vmxnet3_delete_t_handler (vl_api_vmxnet3_delete_t * mp) { vlib_main_t *vm = vlib_get_main (); vnet_main_t *vnm = vnet_get_main (); vmxnet3_main_t *vmxm = &vmxnet3_main; vl_api_vmxnet3_delete_reply_t *rmp; vmxnet3_device_t *vd; vnet_hw_interface_t *hw; int rv = 0; hw = vnet_get_sup_hw_interface_api_visible_or_null (vnm, htonl (mp->sw_if_index)); if (hw == NULL || vmxnet3_device_class.index != hw->dev_class_index) { rv = VNET_API_ERROR_INVALID_SW_IF_INDEX; goto reply; } vd = pool_elt_at_index (vmxm->devices, hw->dev_instance); vmxnet3_delete_if (vm, vd); reply: REPLY_MACRO (VL_API_VMXNET3_DELETE_REPLY); } static void send_vmxnet3_details (vl_api_registration_t * reg, vmxnet3_device_t * vd, vnet_sw_interface_t * swif, u8 * interface_name, u32 context) { vl_api_vmxnet3_details_t *mp; vnet_main_t *vnm = vnet_get_main (); vmxnet3_main_t *vmxm = &vmxnet3_main; vnet_hw_interface_t *hwif; vmxnet3_rx_ring *ring; u16 rid, qid; hwif = vnet_get_sup_hw_interface (vnm, swif->sw_if_index); mp = vl_msg_api_alloc (sizeof (*mp)); clib_memset (mp, 0, sizeof (*mp)); mp->_vl_msg_id = htons (VL_API_VMXNET3_DETAILS + vmxm->msg_id_base); mp->context = context; mp->sw_if_index = htonl (swif->sw_if_index); strncpy ((char *) mp->if_name, (char *) interface_name, ARRAY_LEN (mp->if_name) - 1); if (hwif->hw_address) memcpy (mp->hw_addr, hwif->hw_address, ARRAY_LEN (mp->hw_addr)); mp->version = vd->version; mp->pci_addr = ntohl (vd->pci_addr.as_u32); mp->admin_up_down = (swif->flags & VNET_SW_INTERFACE_FLAG_ADMIN_UP) ? 1 : 0; mp->rx_count = clib_min (vec_len (vd->rxqs), VMXNET3_RXQ_MAX); vec_foreach_index (qid, vd->rxqs) { vmxnet3_rxq_t *rxq = vec_elt_at_index (vd->rxqs, qid); vl_api_vmxnet3_rx_list_t *rx_list = &mp->rx_list[qid]; ASSERT (qid < VMXNET3_RXQ_MAX); rx_list->rx_qsize = htons (rxq->size); rx_list->rx_next = htons (rxq->rx_comp_ring.next); for (rid = 0; rid < VMXNET3_RX_RING_SIZE; rid++) { ring = &rxq->rx_ring[rid]; rx_list->rx_fill[rid] = htons (ring->fill); rx_list->rx_produce[rid] = htons (ring->produce); rx_list->rx_consume[rid] = htons (ring->consume); } } mp->tx_count = clib_min (vec_len (vd->txqs), VMXNET3_TXQ_MAX); vec_foreach_index (qid, vd->txqs) { vmxnet3_txq_t *txq = vec_elt_at_index (vd->txqs, qid); vl_api_vmxnet3_tx_list_t *tx_list = &mp->tx_list[qid]; ASSERT (qid < VMXNET3_TXQ_MAX); tx_list->tx_qsize = htons (txq->size); tx_list->tx_next = htons (txq->tx_comp_ring.next); tx_list->tx_produce = htons (txq->tx_ring.produce); tx_list->tx_consume = htons (txq->tx_ring.consume); } vl_api_send_msg (reg, (u8 *) mp); } /** * @brief Message handler for vmxnet3_dump API. * @param mp vl_api_vmxnet3_dump_t * mp the api message */ static void vl_api_vmxnet3_dump_t_handler (vl_api_vmxnet3_dump_t * mp) { vmxnet3_main_t *vmxm = &vmxnet3_main; vnet_main_t *vnm = vnet_get_main (); vnet_sw_interface_t *swif; vmxnet3_device_t *vd; u8 *if_name = 0; vl_api_registration_t *reg; reg = vl_api_client_index_to_registration (mp->client_index); if (!reg) return; /* *INDENT-OFF* */ pool_foreach (vd, vmxm->devices) { swif = vnet_get_sw_interface (vnm, vd->sw_if_index); if_name = format (if_name, "%U%c", format_vnet_sw_interface_name, vnm, swif, 0); send_vmxnet3_details (reg, vd, swif, if_name, mp->context); _vec_len (if_name) = 0; } /* *INDENT-ON* */ vec_free (if_name); } /** * @brief Message handler for vmxnet3_dump API. * @param mp vl_api_vmxnet3_dump_t * mp the api message */ static void vl_api_sw_vmxnet3_interface_dump_t_handler (vl_api_sw_vmxnet3_interface_dump_t * mp) { vmxnet3_main_t *vmxm = &vmxnet3_main; vnet_main_t *vnm = vnet_get_main (); vnet_sw_interface_t *swif; vmxnet3_device_t *vd; u8 *if_name = 0; vl_api_registration_t *reg; u32 filter_sw_if_index; reg = vl_api_client_index_to_registration (mp->client_index); if (!reg) return; filter_sw_if_index = htonl (mp->sw_if_index); if ((filter_sw_if_index != ~0) && (vnet_sw_interface_is_api_valid (vnm, filter_sw_if_index) == 0)) goto bad_sw_if_index; /* *INDENT-OFF* */ pool_foreach (vd, vmxm->devices) { if ((filter_sw_if_index == ~0) || (vd->sw_if_index == filter_sw_if_index)) { swif = vnet_get_sw_interface (vnm, vd->sw_if_index); if_name = format (if_name, "%U%c", format_vnet_sw_interface_name, vnm, swif, 0); send_vmxnet3_details (reg, vd, swif, if_name, mp->context); _vec_len (if_name) = 0; } } /* *INDENT-ON* */ BAD_SW_IF_INDEX_LABEL; vec_free (if_name); } /* set tup the API message handling tables */ #include <vmxnet3/vmxnet3.api.c> clib_error_t * vmxnet3_plugin_api_hookup (vlib_main_t * vm) { vmxnet3_main_t *vmxm = &vmxnet3_main; /* ask for a correctly-sized block of API message decode slots */ vmxm->msg_id_base = setup_message_id_table (); return 0; } /* * fd.io coding-style-patch-verification: ON * * Local Variables: * eval: (c-set-style "gnu") * End: */