1*d30ea906Sjfb8856606 /*- 2*d30ea906Sjfb8856606 * BSD LICENSE 3*d30ea906Sjfb8856606 * 4*d30ea906Sjfb8856606 * Copyright(c) 2017 Brocade Communications Systems, Inc. 5*d30ea906Sjfb8856606 * Author: Jan Blunck <[email protected]> 6*d30ea906Sjfb8856606 * 7*d30ea906Sjfb8856606 * Redistribution and use in source and binary forms, with or without 8*d30ea906Sjfb8856606 * modification, are permitted provided that the following conditions 9*d30ea906Sjfb8856606 * are met: 10*d30ea906Sjfb8856606 * 11*d30ea906Sjfb8856606 * * Redistributions of source code must retain the above copyright 12*d30ea906Sjfb8856606 * notice, this list of conditions and the following disclaimer. 13*d30ea906Sjfb8856606 * * Redistributions in binary form must reproduce the above copyright 14*d30ea906Sjfb8856606 * notice, this list of conditions and the following disclaimer in 15*d30ea906Sjfb8856606 * the documentation and/or other materials provided with the 16*d30ea906Sjfb8856606 * distribution. 17*d30ea906Sjfb8856606 * * Neither the name of the copyright holder nor the names of its 18*d30ea906Sjfb8856606 * contributors may be used to endorse or promote products derived 19*d30ea906Sjfb8856606 * from this software without specific prior written permission. 20*d30ea906Sjfb8856606 * 21*d30ea906Sjfb8856606 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 22*d30ea906Sjfb8856606 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 23*d30ea906Sjfb8856606 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 24*d30ea906Sjfb8856606 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 25*d30ea906Sjfb8856606 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 26*d30ea906Sjfb8856606 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 27*d30ea906Sjfb8856606 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 28*d30ea906Sjfb8856606 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 29*d30ea906Sjfb8856606 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 30*d30ea906Sjfb8856606 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 31*d30ea906Sjfb8856606 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 32*d30ea906Sjfb8856606 */ 33*d30ea906Sjfb8856606 34*d30ea906Sjfb8856606 #ifndef _RTE_ETHDEV_VDEV_H_ 35*d30ea906Sjfb8856606 #define _RTE_ETHDEV_VDEV_H_ 36*d30ea906Sjfb8856606 37*d30ea906Sjfb8856606 #include <rte_config.h> 38*d30ea906Sjfb8856606 #include <rte_malloc.h> 39*d30ea906Sjfb8856606 #include <rte_bus_vdev.h> 40*d30ea906Sjfb8856606 #include <rte_ethdev_driver.h> 41*d30ea906Sjfb8856606 42*d30ea906Sjfb8856606 /** 43*d30ea906Sjfb8856606 * @internal 44*d30ea906Sjfb8856606 * Allocates a new ethdev slot for an ethernet device and returns the pointer 45*d30ea906Sjfb8856606 * to that slot for the driver to use. 46*d30ea906Sjfb8856606 * 47*d30ea906Sjfb8856606 * @param dev 48*d30ea906Sjfb8856606 * Pointer to virtual device 49*d30ea906Sjfb8856606 * 50*d30ea906Sjfb8856606 * @param private_data_size 51*d30ea906Sjfb8856606 * Size of private data structure 52*d30ea906Sjfb8856606 * 53*d30ea906Sjfb8856606 * @return 54*d30ea906Sjfb8856606 * A pointer to a rte_eth_dev or NULL if allocation failed. 55*d30ea906Sjfb8856606 */ 56*d30ea906Sjfb8856606 static inline struct rte_eth_dev * 57*d30ea906Sjfb8856606 rte_eth_vdev_allocate(struct rte_vdev_device *dev, size_t private_data_size) 58*d30ea906Sjfb8856606 { 59*d30ea906Sjfb8856606 struct rte_eth_dev *eth_dev; 60*d30ea906Sjfb8856606 const char *name = rte_vdev_device_name(dev); 61*d30ea906Sjfb8856606 62*d30ea906Sjfb8856606 eth_dev = rte_eth_dev_allocate(name); 63*d30ea906Sjfb8856606 if (!eth_dev) 64*d30ea906Sjfb8856606 return NULL; 65*d30ea906Sjfb8856606 66*d30ea906Sjfb8856606 if (private_data_size) { 67*d30ea906Sjfb8856606 eth_dev->data->dev_private = rte_zmalloc_socket(name, 68*d30ea906Sjfb8856606 private_data_size, RTE_CACHE_LINE_SIZE, 69*d30ea906Sjfb8856606 dev->device.numa_node); 70*d30ea906Sjfb8856606 if (!eth_dev->data->dev_private) { 71*d30ea906Sjfb8856606 rte_eth_dev_release_port(eth_dev); 72*d30ea906Sjfb8856606 return NULL; 73*d30ea906Sjfb8856606 } 74*d30ea906Sjfb8856606 } 75*d30ea906Sjfb8856606 76*d30ea906Sjfb8856606 eth_dev->device = &dev->device; 77*d30ea906Sjfb8856606 eth_dev->intr_handle = NULL; 78*d30ea906Sjfb8856606 79*d30ea906Sjfb8856606 eth_dev->data->kdrv = RTE_KDRV_NONE; 80*d30ea906Sjfb8856606 eth_dev->data->numa_node = dev->device.numa_node; 81*d30ea906Sjfb8856606 return eth_dev; 82*d30ea906Sjfb8856606 } 83*d30ea906Sjfb8856606 84*d30ea906Sjfb8856606 #endif /* _RTE_ETHDEV_VDEV_H_ */ 85