1 /* SPDX-License-Identifier: BSD-3-Clause 2 * Copyright (C) 2022 Intel Corporation. 3 * All rights reserved. 4 */ 5 6 #ifndef SPDK_PCI_DPDK_H 7 #define SPDK_PCI_DPDK_H 8 9 #include "spdk/env.h" 10 11 struct spdk_pci_driver { 12 uint8_t driver_buf[256]; 13 struct rte_pci_driver *driver; 14 15 const char *name; 16 const struct spdk_pci_id *id_table; 17 uint32_t drv_flags; 18 19 spdk_pci_enum_cb cb_fn; 20 void *cb_arg; 21 TAILQ_ENTRY(spdk_pci_driver) tailq; 22 }; 23 24 struct rte_pci_device; 25 struct rte_pci_driver; 26 struct rte_device; 27 28 struct dpdk_fn_table { 29 struct rte_mem_resource *(*pci_device_get_mem_resource)(struct rte_pci_device *dev, uint32_t bar); 30 const char *(*pci_device_get_name)(struct rte_pci_device *); 31 struct rte_devargs *(*pci_device_get_devargs)(struct rte_pci_device *); 32 struct rte_pci_addr *(*pci_device_get_addr)(struct rte_pci_device *); 33 struct rte_pci_id *(*pci_device_get_id)(struct rte_pci_device *); 34 int (*pci_device_get_numa_node)(struct rte_pci_device *_dev); 35 int (*pci_device_read_config)(struct rte_pci_device *dev, void *value, uint32_t len, 36 uint32_t offset); 37 int (*pci_device_write_config)(struct rte_pci_device *dev, void *value, uint32_t len, 38 uint32_t offset); 39 int (*pci_driver_register)(struct spdk_pci_driver *driver, 40 int (*probe_fn)(struct rte_pci_driver *driver, struct rte_pci_device *device), 41 int (*remove_fn)(struct rte_pci_device *device)); 42 int (*pci_device_enable_interrupt)(struct rte_pci_device *rte_dev); 43 int (*pci_device_disable_interrupt)(struct rte_pci_device *rte_dev); 44 int (*pci_device_get_interrupt_efd)(struct rte_pci_device *rte_dev); 45 void (*bus_scan)(void); 46 int (*bus_probe)(void); 47 struct rte_devargs *(*device_get_devargs)(struct rte_device *dev); 48 void (*device_set_devargs)(struct rte_device *dev, struct rte_devargs *devargs); 49 const char *(*device_get_name)(struct rte_device *dev); 50 bool (*device_scan_allowed)(struct rte_device *dev); 51 }; 52 53 int dpdk_pci_init(void); 54 55 struct rte_mem_resource *dpdk_pci_device_get_mem_resource(struct rte_pci_device *dev, uint32_t bar); 56 uint64_t dpdk_pci_device_vtophys(struct rte_pci_device *dev, uint64_t vaddr, size_t len); 57 const char *dpdk_pci_device_get_name(struct rte_pci_device *); 58 struct rte_devargs *dpdk_pci_device_get_devargs(struct rte_pci_device *); 59 struct rte_pci_addr *dpdk_pci_device_get_addr(struct rte_pci_device *); 60 struct rte_pci_id *dpdk_pci_device_get_id(struct rte_pci_device *); 61 int dpdk_pci_device_get_numa_node(struct rte_pci_device *_dev); 62 int dpdk_pci_device_read_config(struct rte_pci_device *dev, void *value, uint32_t len, 63 uint32_t offset); 64 int dpdk_pci_device_write_config(struct rte_pci_device *dev, void *value, uint32_t len, 65 uint32_t offset); 66 int dpdk_pci_driver_register(struct spdk_pci_driver *driver, 67 int (*probe_fn)(struct rte_pci_driver *driver, struct rte_pci_device *device), 68 int (*remove_fn)(struct rte_pci_device *device)); 69 int dpdk_pci_device_enable_interrupt(struct rte_pci_device *rte_dev); 70 int dpdk_pci_device_disable_interrupt(struct rte_pci_device *rte_dev); 71 int dpdk_pci_device_get_interrupt_efd(struct rte_pci_device *rte_dev); 72 void dpdk_bus_scan(void); 73 int dpdk_bus_probe(void); 74 struct rte_devargs *dpdk_device_get_devargs(struct rte_device *dev); 75 void dpdk_device_set_devargs(struct rte_device *dev, struct rte_devargs *devargs); 76 const char *dpdk_device_get_name(struct rte_device *dev); 77 bool dpdk_device_scan_allowed(struct rte_device *dev); 78 79 #endif /* ifndef SPDK_PCI_DPDK_H */ 80