/*-
* BSD LICENSE
*
- * Copyright(c) 2014 6WIND S.A.
- * All rights reserved.
+ * Copyright(c) 2016 RehiveTech. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
- * * Neither the name of 6WIND S.A. nor the names of its
+ * * Neither the name of RehiveTech nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
-#ifndef _RTE_VDEV_H_
-#define _RTE_VDEV_H_
-
-/**
- * @file
- *
- * RTE Virtual Devices Interface
- *
- * This file manages the list of the virtual device drivers.
- */
+#ifndef RTE_VDEV_H
+#define RTE_VDEV_H
#ifdef __cplusplus
extern "C" {
#endif
#include <sys/queue.h>
+#include <rte_dev.h>
+#include <rte_devargs.h>
+
+struct rte_vdev_device {
+ TAILQ_ENTRY(rte_vdev_device) next; /**< Next attached vdev */
+ struct rte_device device; /**< Inherit core device */
+};
+
+static inline const char *
+rte_vdev_device_name(const struct rte_vdev_device *dev)
+{
+ if (dev && dev->device.devargs)
+ return dev->device.devargs->virt.drv_name;
+ return NULL;
+}
+
+static inline const char *
+rte_vdev_device_args(const struct rte_vdev_device *dev)
+{
+ if (dev && dev->device.devargs)
+ return dev->device.devargs->args;
+ return "";
+}
/** Double linked list of virtual device drivers. */
-TAILQ_HEAD(rte_vdev_driver_list, rte_vdev_driver);
+TAILQ_HEAD(vdev_driver_list, rte_vdev_driver);
+
+/**
+ * Probe function called for each virtual device driver once.
+ */
+typedef int (rte_vdev_probe_t)(struct rte_vdev_device *dev);
/**
- * Initialization function called for each virtual device probing.
+ * Remove function called for each virtual device driver once.
*/
-typedef int (rte_vdev_init_t)(const char *name, const char *args);
+typedef int (rte_vdev_remove_t)(struct rte_vdev_device *dev);
/**
- * A structure describing a virtual device driver.
+ * A virtual device driver abstraction.
*/
struct rte_vdev_driver {
- TAILQ_ENTRY(rte_vdev_driver) next; /**< Next in list. */
- const char *name; /**< Driver name. */
- rte_vdev_init_t *init; /**< Device init. function. */
+ TAILQ_ENTRY(rte_vdev_driver) next; /**< Next in list. */
+ struct rte_driver driver; /**< Inherited general driver. */
+ rte_vdev_probe_t *probe; /**< Virtual device probe function. */
+ rte_vdev_remove_t *remove; /**< Virtual device remove function. */
};
/**
* Register a virtual device driver.
*
* @param driver
- * A pointer to a rte_vdev structure describing the driver
+ * A pointer to a rte_vdev_driver structure describing the driver
* to be registered.
*/
-void rte_eal_vdev_driver_register(struct rte_vdev_driver *driver);
+void rte_eal_vdrv_register(struct rte_vdev_driver *driver);
/**
* Unregister a virtual device driver.
*
* @param driver
- * A pointer to a rte_vdev structure describing the driver
+ * A pointer to a rte_vdev_driver structure describing the driver
* to be unregistered.
*/
-void rte_eal_vdev_driver_unregister(struct rte_vdev_driver *driver);
+void rte_eal_vdrv_unregister(struct rte_vdev_driver *driver);
+
+#define RTE_PMD_REGISTER_VDEV(nm, vdrv)\
+RTE_INIT(vdrvinitfn_ ##vdrv);\
+static const char *vdrvinit_ ## nm ## _alias;\
+static void vdrvinitfn_ ##vdrv(void)\
+{\
+ (vdrv).driver.name = RTE_STR(nm);\
+ (vdrv).driver.alias = vdrvinit_ ## nm ## _alias;\
+ rte_eal_vdrv_register(&vdrv);\
+} \
+RTE_PMD_EXPORT_NAME(nm, __COUNTER__)
+
+#define RTE_PMD_REGISTER_ALIAS(nm, alias)\
+static const char *vdrvinit_ ## nm ## _alias = RTE_STR(alias)
#ifdef __cplusplus
}
#endif
-#endif /* _RTE_VDEV_H_ */
+#endif