event/skeleton: support vdev uninit

Removed global index based device name
generation as vdev uninit needs the exact driver
name used vdev init.

Signed-off-by: Jerin Jacob <jerin.jacob@caviumnetworks.com>
Acked-by: Harry van Haaren <harry.van.haaren@intel.com>

diff --git a/drivers/event/skeleton/skeleton_eventdev.c b/drivers/event/skeleton/skeleton_eventdev.c
index 9330d74..dee0faf 100644 (file)
--- a/drivers/event/skeleton/skeleton_eventdev.c
+++ b/drivers/event/skeleton/skeleton_eventdev.c
@@ -441,44 +441,15 @@ RTE_PMD_REGISTER_PCI_TABLE(event_skeleton_pci, pci_id_skeleton_map);
 
 /* VDEV based event device */
 
-/**
- * Global static parameter used to create a unique name for each skeleton
- * event device.
- */
-static unsigned int skeleton_unique_id;
-
-static inline int
-skeleton_create_unique_device_name(char *name, size_t size)
-{
-       int ret;
-
-       if (name == NULL)
-               return -EINVAL;
-
-       ret = snprintf(name, size, "%s_%u", RTE_STR(EVENTDEV_NAME_SKELETON_PMD),
-                       skeleton_unique_id++);
-       if (ret < 0)
-               return ret;
-       return 0;
-}
-
 static int
-skeleton_eventdev_create(int socket_id)
+skeleton_eventdev_create(const char *name, int socket_id)
 {
        struct rte_eventdev *eventdev;
-       char eventdev_name[RTE_EVENTDEV_NAME_MAX_LEN];
-
-       /* Create a unique device name */
-       if (skeleton_create_unique_device_name(eventdev_name,
-                       RTE_EVENTDEV_NAME_MAX_LEN) != 0) {
-               PMD_DRV_ERR("Failed to create unique eventdev name");
-               return -EINVAL;
-       }
 
-       eventdev = rte_event_pmd_vdev_init(eventdev_name,
+       eventdev = rte_event_pmd_vdev_init(name,
                        sizeof(struct skeleton_eventdev), socket_id);
        if (eventdev == NULL) {
-               PMD_DRV_ERR("Failed to create eventdev vdev");
+               PMD_DRV_ERR("Failed to create eventdev vdev %s", name);
                goto fail;
        }
 
@@ -499,18 +470,15 @@ skeleton_eventdev_probe(const char *name, __rte_unused const char *input_args)
 {
        RTE_LOG(INFO, PMD, "Initializing %s on NUMA node %d\n", name,
                        rte_socket_id());
-       return skeleton_eventdev_create(rte_socket_id());
+       return skeleton_eventdev_create(name, rte_socket_id());
 }
 
 static int
 skeleton_eventdev_remove(const char *name)
 {
-       if (name == NULL)
-               return -EINVAL;
-
        PMD_DRV_LOG(INFO, "Closing %s on NUMA node %d", name, rte_socket_id());
 
-       return 0;
+       return rte_event_pmd_vdev_uninit(name);
 }
 
 static struct rte_vdev_driver vdev_eventdev_skeleton_pmd = {