src/dpdk/lib/librte_ethdev/ethdev_vdev.h
static inline struct rte_eth_dev *
rte_eth_vdev_allocate(struct rte_vdev_device *dev, size_t private_data_size)
{
	struct rte_eth_dev *eth_dev;
	const char *name = rte_vdev_device_name(dev);

	eth_dev = rte_eth_dev_allocate(name);
	if (!eth_dev)
		return NULL;

	if (private_data_size) {
		eth_dev->data->dev_private = rte_zmalloc_socket(name,
			private_data_size, RTE_CACHE_LINE_SIZE,
			dev->device.numa_node);
		if (!eth_dev->data->dev_private) {
			rte_eth_dev_release_port(eth_dev);
			return NULL;
		}
	}

	eth_dev->device = &dev->device;
	eth_dev->intr_handle = NULL;

	eth_dev->data->numa_node = dev->device.numa_node;
	return eth_dev;
}
/**
 * @internal
 * Allocates a new ethdev slot for an ethernet device and returns the pointer
 * to that slot for the driver to use.
 *
 * @param dev
 *	Pointer to virtual device
 *
 * @param private_data_size
 *	Size of private data structure
 *
 * @return
 *	A pointer to a rte_eth_dev or NULL if allocation failed.
 */
@internal
Allocates a new ethdev slot for an ethernet device and returns the pointer
to that slot for the driver to use.

@param dev
Pointer to virtual device

@param private_data_size
Size of private data structure

@return
A pointer to a rte_eth_dev or NULL if allocation failed.
@internal Allocates a new ethdev slot for an ethernet device and returns the pointer to that slot for the driver to use . @param dev Pointer to virtual device @param private_data_size Size of private data structure @return A pointer to a rte_eth_dev or NULL if allocation failed .
static inline struct rte_eth_dev *
rte_eth_vdev_allocate(struct rte_vdev_device *dev, size_t private_data_size)
{
	struct rte_eth_dev *eth_dev;
	const char *name = rte_vdev_device_name(dev);
	eth_dev = rte_eth_dev_allocate(name);
	if (!eth_dev)
		return NULL;
	if (private_data_size) {
		eth_dev->data->dev_private = rte_zmalloc_socket(name,
			private_data_size, RTE_CACHE_LINE_SIZE,
			dev->device.numa_node);
		if (!eth_dev->data->dev_private) {
			rte_eth_dev_release_port(eth_dev);
			return NULL;
		}
	}
	eth_dev->device = &dev->device;
	eth_dev->intr_handle = NULL;
	eth_dev->data->numa_node = dev->device.numa_node;
	return eth_dev;
}
static inline struct rte_eth_dev * rte_eth_vdev_allocate ( struct rte_vdev_device * dev , size_t private_data_size ) { struct rte_eth_dev * eth_dev ; const char * name = rte_vdev_device_name ( dev ) ; eth_dev = rte_eth_dev_allocate ( name ) ; if ( ! eth_dev ) return NULL ; if ( private_data_size ) { eth_dev -> data -> dev_private = rte_zmalloc_socket ( name , private_data_size , RTE_CACHE_LINE_SIZE , dev -> device . numa_node ) ; if ( ! eth_dev -> data -> dev_private ) { rte_eth_dev_release_port ( eth_dev ) ; return NULL ; } } eth_dev -> device = & dev -> device ; eth_dev -> intr_handle = NULL ; eth_dev -> data -> numa_node = dev -> device . numa_node ; return eth_dev ; }
@internal
 Allocates a new ethdev slot for an ethernet device and returns the pointer
 to that slot for the driver to use.
@internal Allocates a new ethdev slot for an ethernet device and returns the pointer to that slot for the driver to use .