diff options
Diffstat (limited to 'src/vnet/dev/dev_funcs.h')
-rw-r--r-- | src/vnet/dev/dev_funcs.h | 75 |
1 files changed, 54 insertions, 21 deletions
diff --git a/src/vnet/dev/dev_funcs.h b/src/vnet/dev/dev_funcs.h index 892cef4b3e8..e725dd40564 100644 --- a/src/vnet/dev/dev_funcs.h +++ b/src/vnet/dev/dev_funcs.h @@ -60,6 +60,20 @@ vnet_dev_get_port_from_dev_instance (u32 dev_instance) return pool_elt_at_index (dm->ports_by_dev_instance, dev_instance)[0]; } +static_always_inline vnet_dev_port_t * +vnet_dev_get_port_from_hw_if_index (u32 hw_if_index) +{ + vnet_hw_interface_t *hw; + vnet_dev_port_t *port; + hw = vnet_get_hw_interface (vnet_get_main (), hw_if_index); + port = vnet_dev_get_port_from_dev_instance (hw->dev_instance); + + if (!port || port->intf.hw_if_index != hw_if_index) + return 0; + + return port; +} + static_always_inline vnet_dev_t * vnet_dev_by_id (char *id) { @@ -119,6 +133,26 @@ vnet_dev_get_port_by_id (vnet_dev_t *dev, vnet_dev_port_id_t port_id) return 0; } +static_always_inline vnet_dev_rx_queue_t * +vnet_dev_port_get_rx_queue_by_id (vnet_dev_port_t *port, + vnet_dev_queue_id_t queue_id) +{ + foreach_vnet_dev_port_rx_queue (q, port) + if (q->queue_id == queue_id) + return q; + return 0; +} + +static_always_inline vnet_dev_tx_queue_t * +vnet_dev_port_get_tx_queue_by_id (vnet_dev_port_t *port, + vnet_dev_queue_id_t queue_id) +{ + foreach_vnet_dev_port_tx_queue (q, port) + if (q->queue_id == queue_id) + return q; + return 0; +} + static_always_inline void * vnet_dev_alloc_with_data (u32 sz, u32 data_sz) { @@ -181,22 +215,24 @@ vnet_dev_get_tx_node_runtime (vlib_node_runtime_t *node) return (void *) node->runtime_data; } -static_always_inline vnet_dev_rx_queue_t ** -foreach_vnet_dev_rx_queue_runtime_helper (vlib_node_runtime_t *node) -{ - vnet_dev_rx_node_runtime_t *rt = vnet_dev_get_rx_node_runtime (node); - return rt->rx_queues; -} - -static_always_inline int -vnet_dev_rx_queue_runtime_update (vnet_dev_rx_queue_t *rxq) +static_always_inline vnet_dev_rx_queue_t * +foreach_vnet_dev_rx_queue_runtime_helper (vlib_node_runtime_t *node, + vnet_dev_rx_queue_t *rxq) { vnet_dev_port_t *port; vnet_dev_rx_queue_rt_req_t req; - int rv = 1; + + if (rxq == 0) + rxq = vnet_dev_get_rx_node_runtime (node)->first_rx_queue; + else + next: + rxq = rxq->next_on_thread; + + if (PREDICT_FALSE (rxq == 0)) + return 0; if (PREDICT_TRUE (rxq->runtime_request.as_number == 0)) - return 1; + return rxq; req.as_number = __atomic_exchange_n (&rxq->runtime_request.as_number, 0, __ATOMIC_ACQUIRE); @@ -215,15 +251,20 @@ vnet_dev_rx_queue_runtime_update (vnet_dev_rx_queue_t *rxq) if (req.suspend_on) { rxq->suspended = 1; - rv = 0; + goto next; } if (req.suspend_off) rxq->suspended = 0; - return rv; + return rxq; } +#define foreach_vnet_dev_rx_queue_runtime(q, node) \ + for (vnet_dev_rx_queue_t * (q) = \ + foreach_vnet_dev_rx_queue_runtime_helper (node, 0); \ + q; (q) = foreach_vnet_dev_rx_queue_runtime_helper (node, q)) + static_always_inline void * vnet_dev_get_rt_temp_space (vlib_main_t *vm) { @@ -240,12 +281,4 @@ vnet_dev_set_hw_addr_eth_mac (vnet_dev_hw_addr_t *addr, const u8 *eth_mac_addr) *addr = ha; } -#define foreach_vnet_dev_rx_queue_runtime(q, node) \ - for (vnet_dev_rx_queue_t * \ - *__qp = foreach_vnet_dev_rx_queue_runtime_helper (node), \ - **__last = __qp + (vnet_dev_get_rx_node_runtime (node))->n_rx_queues, \ - *(q) = *__qp; \ - __qp < __last; __qp++, (q) = *__qp) \ - if (vnet_dev_rx_queue_runtime_update (q)) - #endif /* _VNET_DEV_FUNCS_H_ */ |