34 #ifndef _RTE_ETHDEV_PCI_H_
35 #define _RTE_ETHDEV_PCI_H_
39 #include <rte_bus_pci.h>
40 #include <rte_config.h>
54 rte_eth_copy_pci_info(
struct rte_eth_dev *eth_dev,
55 struct rte_pci_device *pci_dev)
57 if ((eth_dev == NULL) || (pci_dev == NULL)) {
58 RTE_ETHDEV_LOG(ERR,
"NULL pointer eth_dev=%p pci_dev=%p",
59 (
void *)eth_dev, (
void *)pci_dev);
63 eth_dev->intr_handle = &pci_dev->intr_handle;
66 eth_dev->data->dev_flags = 0;
67 if (pci_dev->driver->drv_flags & RTE_PCI_DRV_INTR_LSC)
69 if (pci_dev->driver->drv_flags & RTE_PCI_DRV_INTR_RMV)
72 eth_dev->data->kdrv = pci_dev->kdrv;
73 eth_dev->data->numa_node = pci_dev->device.numa_node;
78 eth_dev_pci_specific_init(
struct rte_eth_dev *eth_dev,
void *bus_device) {
79 struct rte_pci_device *pci_dev = bus_device;
84 rte_eth_copy_pci_info(eth_dev, pci_dev);
103 static inline struct rte_eth_dev *
104 rte_eth_dev_pci_allocate(
struct rte_pci_device *dev,
size_t private_data_size)
106 struct rte_eth_dev *eth_dev;
112 name = dev->device.name;
115 eth_dev = rte_eth_dev_allocate(name);
119 if (private_data_size) {
121 private_data_size, RTE_CACHE_LINE_SIZE,
122 dev->device.numa_node);
123 if (!eth_dev->data->dev_private) {
124 rte_eth_dev_release_port(eth_dev);
129 eth_dev = rte_eth_dev_attach_secondary(name);
134 eth_dev->device = &dev->device;
135 rte_eth_copy_pci_info(eth_dev, dev);
140 rte_eth_dev_pci_release(
struct rte_eth_dev *eth_dev)
142 eth_dev->device = NULL;
143 eth_dev->intr_handle = NULL;
146 rte_eth_dev_release_port(eth_dev);
149 typedef int (*eth_dev_pci_callback_t)(
struct rte_eth_dev *eth_dev);
157 rte_eth_dev_pci_generic_probe(
struct rte_pci_device *pci_dev,
158 size_t private_data_size, eth_dev_pci_callback_t dev_init)
160 struct rte_eth_dev *eth_dev;
163 eth_dev = rte_eth_dev_pci_allocate(pci_dev, private_data_size);
167 RTE_FUNC_PTR_OR_ERR_RET(*dev_init, -EINVAL);
168 ret = dev_init(eth_dev);
170 rte_eth_dev_pci_release(eth_dev);
172 rte_eth_dev_probing_finish(eth_dev);
183 rte_eth_dev_pci_generic_remove(
struct rte_pci_device *pci_dev,
184 eth_dev_pci_callback_t dev_uninit)
186 struct rte_eth_dev *eth_dev;
189 eth_dev = rte_eth_dev_allocated(pci_dev->device.name);
194 ret = dev_uninit(eth_dev);
199 rte_eth_dev_pci_release(eth_dev);