ethdev: check queue state before starting or stopping

[dpdk.git] / lib / librte_ether / rte_ethdev.h

diff --git a/lib/librte_ether/rte_ethdev.h b/lib/librte_ether/rte_ethdev.h
index 4f7b64b..eee1194 100644 (file)
--- a/lib/librte_ether/rte_ethdev.h
+++ b/lib/librte_ether/rte_ethdev.h
@@ -919,6 +919,12 @@ struct rte_eth_dcb_info {
        struct rte_eth_dcb_tc_queue_mapping tc_queue;
 };
 
+/**
+ * RX/TX queue states
+ */
+#define RTE_ETH_QUEUE_STATE_STOPPED 0
+#define RTE_ETH_QUEUE_STATE_STARTED 1
+
 struct rte_eth_dev;
 
 struct rte_eth_dev_callback;
@@ -1553,6 +1559,10 @@ struct rte_eth_dev_data {
                all_multicast : 1, /**< RX all multicast mode ON(1) / OFF(0). */
                dev_started : 1,   /**< Device state: STARTED(1) / STOPPED(0). */
                lro         : 1;   /**< RX LRO is ON(1) / OFF(0) */
+       uint8_t rx_queue_state[RTE_MAX_QUEUES_PER_PORT];
+       /** Queues state: STARTED(1) / STOPPED(0) */
+       uint8_t tx_queue_state[RTE_MAX_QUEUES_PER_PORT];
+       /** Queues state: STARTED(1) / STOPPED(0) */
        uint32_t dev_flags; /**< Capabilities */
        enum rte_kernel_driver kdrv;    /**< Kernel driver passthrough */
        int numa_node;  /**< NUMA node connection */