ethdev: add switch identifier parameter to port

[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 0474451..01e96dc 100644 (file)
--- a/lib/librte_ether/rte_ethdev.h
+++ b/lib/librte_ether/rte_ethdev.h
@@ -1026,6 +1026,28 @@ struct rte_eth_dev_portconf {
        uint16_t nb_queues; /**< Device-preferred number of queues */
 };
 
+/**
+ * Default values for switch domain id when ethdev does not support switch
+ * domain definitions.
+ */
+#define RTE_ETH_DEV_SWITCH_DOMAIN_ID_INVALID   (0)
+
+/**
+ * Ethernet device associated switch information
+ */
+struct rte_eth_switch_info {
+       const char *name;       /**< switch name */
+       uint16_t domain_id;     /**< switch domain id */
+       uint16_t port_id;
+       /**<
+        * mapping to the devices physical switch port as enumerated from the
+        * perspective of the embedded interconnect/switch. For SR-IOV enabled
+        * device this may correspond to the VF_ID of each virtual function,
+        * but each driver should explicitly define the mapping of switch
+        * port identifier to that physical interconnect/switch
+        */
+};
+
 /**
  * Ethernet device information
  */
@@ -1073,6 +1095,11 @@ struct rte_eth_dev_info {
        struct rte_eth_dev_portconf default_txportconf;
        /** Generic device capabilities (RTE_ETH_DEV_CAPA_). */
        uint64_t dev_capa;
+       /**
+        * Switching information for ports on a device with a
+        * embedded managed interconnect/switch.
+        */
+       struct rte_eth_switch_info switch_info;
 };
 
 /**