1*99a2dd95SBruce Richardson /* SPDX-License-Identifier: BSD-3-Clause 2*99a2dd95SBruce Richardson * Copyright(c) 2017 Brocade Communications Systems, Inc. 3*99a2dd95SBruce Richardson * Author: Jan Blunck <[email protected]> 4*99a2dd95SBruce Richardson */ 5*99a2dd95SBruce Richardson 6*99a2dd95SBruce Richardson #ifndef _RTE_ETHDEV_VDEV_H_ 7*99a2dd95SBruce Richardson #define _RTE_ETHDEV_VDEV_H_ 8*99a2dd95SBruce Richardson 9*99a2dd95SBruce Richardson #include <rte_config.h> 10*99a2dd95SBruce Richardson #include <rte_malloc.h> 11*99a2dd95SBruce Richardson #include <rte_bus_vdev.h> 12*99a2dd95SBruce Richardson #include <ethdev_driver.h> 13*99a2dd95SBruce Richardson 14*99a2dd95SBruce Richardson /** 15*99a2dd95SBruce Richardson * @internal 16*99a2dd95SBruce Richardson * Allocates a new ethdev slot for an ethernet device and returns the pointer 17*99a2dd95SBruce Richardson * to that slot for the driver to use. 18*99a2dd95SBruce Richardson * 19*99a2dd95SBruce Richardson * @param dev 20*99a2dd95SBruce Richardson * Pointer to virtual device 21*99a2dd95SBruce Richardson * 22*99a2dd95SBruce Richardson * @param private_data_size 23*99a2dd95SBruce Richardson * Size of private data structure 24*99a2dd95SBruce Richardson * 25*99a2dd95SBruce Richardson * @return 26*99a2dd95SBruce Richardson * A pointer to a rte_eth_dev or NULL if allocation failed. 27*99a2dd95SBruce Richardson */ 28*99a2dd95SBruce Richardson static inline struct rte_eth_dev * 29*99a2dd95SBruce Richardson rte_eth_vdev_allocate(struct rte_vdev_device *dev, size_t private_data_size) 30*99a2dd95SBruce Richardson { 31*99a2dd95SBruce Richardson struct rte_eth_dev *eth_dev; 32*99a2dd95SBruce Richardson const char *name = rte_vdev_device_name(dev); 33*99a2dd95SBruce Richardson 34*99a2dd95SBruce Richardson eth_dev = rte_eth_dev_allocate(name); 35*99a2dd95SBruce Richardson if (!eth_dev) 36*99a2dd95SBruce Richardson return NULL; 37*99a2dd95SBruce Richardson 38*99a2dd95SBruce Richardson if (private_data_size) { 39*99a2dd95SBruce Richardson eth_dev->data->dev_private = rte_zmalloc_socket(name, 40*99a2dd95SBruce Richardson private_data_size, RTE_CACHE_LINE_SIZE, 41*99a2dd95SBruce Richardson dev->device.numa_node); 42*99a2dd95SBruce Richardson if (!eth_dev->data->dev_private) { 43*99a2dd95SBruce Richardson rte_eth_dev_release_port(eth_dev); 44*99a2dd95SBruce Richardson return NULL; 45*99a2dd95SBruce Richardson } 46*99a2dd95SBruce Richardson } 47*99a2dd95SBruce Richardson 48*99a2dd95SBruce Richardson eth_dev->device = &dev->device; 49*99a2dd95SBruce Richardson eth_dev->intr_handle = NULL; 50*99a2dd95SBruce Richardson 51*99a2dd95SBruce Richardson eth_dev->data->numa_node = dev->device.numa_node; 52*99a2dd95SBruce Richardson return eth_dev; 53*99a2dd95SBruce Richardson } 54*99a2dd95SBruce Richardson 55*99a2dd95SBruce Richardson #endif /* _RTE_ETHDEV_VDEV_H_ */ 56