net/mlx5: free buffers in bulk on Tx completion

[dpdk.git] / lib / librte_eal / common / eal_common_bus.c

diff --git a/lib/librte_eal/common/eal_common_bus.c b/lib/librte_eal/common/eal_common_bus.c
index e04ab4f..87b0c6e 100644 (file)
--- a/lib/librte_eal/common/eal_common_bus.c
+++ b/lib/librte_eal/common/eal_common_bus.c
@@ -51,6 +51,8 @@ rte_bus_register(struct rte_bus *bus)
        RTE_VERIFY(bus->scan);
        RTE_VERIFY(bus->probe);
        RTE_VERIFY(bus->find_device);
+       /* Buses supporting driver plug also require unplug. */
+       RTE_VERIFY(!bus->plug || bus->unplug);
 
        TAILQ_INSERT_TAIL(&rte_bus_list, bus, next);
        RTE_LOG(DEBUG, EAL, "Registered [%s] bus.\n", bus->name);
@@ -165,3 +167,40 @@ rte_bus_find(const struct rte_bus *start, rte_bus_cmp_t cmp,
        }
        return bus;
 }
+
+static int
+cmp_rte_device(const struct rte_device *dev1, const void *_dev2)
+{
+       const struct rte_device *dev2 = _dev2;
+
+       return dev1 != dev2;
+}
+
+static int
+bus_find_device(const struct rte_bus *bus, const void *_dev)
+{
+       struct rte_device *dev;
+
+       dev = bus->find_device(NULL, cmp_rte_device, _dev);
+       return dev == NULL;
+}
+
+struct rte_bus *
+rte_bus_find_by_device(const struct rte_device *dev)
+{
+       return rte_bus_find(NULL, bus_find_device, (const void *)dev);
+}
+
+static int
+cmp_bus_name(const struct rte_bus *bus, const void *_name)
+{
+       const char *name = _name;
+
+       return strcmp(bus->name, name);
+}
+
+struct rte_bus *
+rte_bus_find_by_name(const char *busname)
+{
+       return rte_bus_find(NULL, cmp_bus_name, (const void *)busname);
+}