1 /*- 2 * BSD LICENSE 3 * 4 * Copyright (c) Intel Corporation. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 11 * * Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * * Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in 15 * the documentation and/or other materials provided with the 16 * distribution. 17 * * Neither the name of Intel Corporation nor the names of its 18 * contributors may be used to endorse or promote products derived 19 * from this software without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 22 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 23 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 24 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 25 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 26 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 27 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 28 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 29 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 30 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 31 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 32 */ 33 34 #include "env_internal.h" 35 36 #include "spdk/pci_ids.h" 37 38 static struct rte_pci_id virtio_pci_driver_id[] = { 39 { RTE_PCI_DEVICE(SPDK_PCI_VID_VIRTIO, PCI_DEVICE_ID_VIRTIO_SCSI_MODERN) }, 40 { RTE_PCI_DEVICE(SPDK_PCI_VID_VIRTIO, PCI_DEVICE_ID_VIRTIO_BLK_MODERN) }, 41 { .vendor_id = 0, /* sentinel */ }, 42 }; 43 44 static struct spdk_pci_enum_ctx g_virtio_pci_drv = { 45 .driver = { 46 .drv_flags = RTE_PCI_DRV_NEED_MAPPING, 47 .id_table = virtio_pci_driver_id, 48 #if RTE_VERSION >= RTE_VERSION_NUM(16, 11, 0, 0) 49 .probe = spdk_pci_device_init, 50 .remove = spdk_pci_device_fini, 51 .driver.name = "spdk_virtio", 52 #else 53 .devinit = spdk_pci_device_init, 54 .devuninit = spdk_pci_device_fini, 55 .name = "spdk_virtio", 56 #endif 57 }, 58 59 .cb_fn = NULL, 60 .cb_arg = NULL, 61 .mtx = PTHREAD_MUTEX_INITIALIZER, 62 .is_registered = false, 63 }; 64 65 int 66 spdk_pci_virtio_device_attach(spdk_pci_enum_cb enum_cb, 67 void *enum_ctx, struct spdk_pci_addr *pci_address) 68 { 69 return spdk_pci_device_attach(&g_virtio_pci_drv, enum_cb, enum_ctx, pci_address); 70 } 71 72 int 73 spdk_pci_virtio_enumerate(spdk_pci_enum_cb enum_cb, void *enum_ctx) 74 { 75 return spdk_pci_enumerate(&g_virtio_pci_drv, enum_cb, enum_ctx); 76 } 77