/* * Copyright (c) 2020 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 /* funciton declarations */ u32 vnet_hw_if_get_rx_queue_index_by_id (vnet_main_t *vnm, u32 hw_if_index, u32 queue_id); u32 vnet_hw_if_register_rx_queue (vnet_main_t *vnm, u32 hw_if_index, u32 queue_id, u32 thread_idnex); void vnet_hw_if_unregister_rx_queue (vnet_main_t *vnm, u32 queue_index); void vnet_hw_if_unregister_all_rx_queues (vnet_main_t *vnm, u32 hw_if_index); void vnet_hw_if_set_rx_queue_file_index (vnet_main_t *vnm, u32 queue_index, u32 file_index); void vnet_hw_if_set_input_node (vnet_main_t *vnm, u32 hw_if_index, u32 node_index); int vnet_hw_if_set_rx_queue_mode (vnet_main_t *vnm, u32 queue_index, vnet_hw_if_rx_mode mode); vnet_hw_if_rx_mode vnet_hw_if_get_rx_queue_mode (vnet_main_t *vnm, u32 queue_index); void vnet_hw_if_set_rx_queue_thread_index (vnet_main_t *vnm, u32 queue_index, u32 thread_index); void vnet_hw_if_update_runtime_data (vnet_main_t *vnm, u32 hw_if_index); void vnet_hw_if_generate_rxq_int_poll_vector (vlib_main_t *vm, vlib_node_runtime_t *node); /* inline functions */ static_always_inline vnet_hw_if_rx_queue_t * vnet_hw_if_get_rx_queue (vnet_main_t *vnm, u32 queue_index) { vnet_interface_main_t *im = &vnm->interface_main; if (pool_is_free_index (im->hw_if_rx_queues, queue_index)) return 0; return pool_elt_at_index (im->hw_if_rx_queues, queue_index); } static_always_inline void vnet_hw_if_rx_queue_set_int_pending (vnet_main_t *vnm, u32 queue_index) { vnet_hw_if_rx_queue_t *rxq = vnet_hw_if_get_rx_queue (vnm, queue_index); vnet_hw_interface_t *hi = vnet_get_hw_interface (vnm, rxq->hw_if_index); vlib_main_t *vm = vlib_mains[rxq->thread_index]; vnet_hw_if_rx_node_runtime_t *rt; rt = vlib_node_get_runtime_data (vm, hi->input_node_index); if (vm == vlib_get_main ()) clib_interrupt_set (rt->rxq_interrupts, queue_index); else clib_interrupt_set_atomic (rt->rxq_interrupts, queue_index); vlib_node_set_interrupt_pending (vm, hi->input_node_index); } static_always_inline vnet_hw_if_rxq_poll_vector_t * vnet_hw_if_get_rxq_poll_vector (vlib_main_t *vm, vlib_node_runtime_t *node) { vnet_hw_if_rx_node_runtime_t *rt = (void *) node->runtime_data; if (PREDICT_FALSE (node->state == VLIB_NODE_STATE_INTERRUPT)) vnet_hw_if_generate_rxq_int_poll_vector (vm, node); return rt->rxq_poll_vector; } static_always_inline u8 vnet_hw_if_get_rx_queue_numa_node (vnet_main_t *vnm, u32 queue_index) { vnet_hw_if_rx_queue_t *rxq = vnet_hw_if_get_rx_queue (vnm, queue_index); vnet_hw_interface_t *hi = vnet_get_hw_interface (vnm, rxq->hw_if_index); return hi->numa_node; } static_always_inline u32 vnet_hw_if_get_rx_queue_thread_index (vnet_main_t *vnm, u32 queue_index) { vnet_hw_if_rx_queue_t *rxq = vnet_hw_if_get_rx_queue (vnm, queue_index); return rxq->thread_index; } /* * fd.io coding-style-patch-verification: ON * * Local Variables: * eval: (c-set-style "gnu") * End: */