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32 #ifndef _RTE_EVENTDEV_PMD_PCI_H_
33 #define _RTE_EVENTDEV_PMD_PCI_H_
36 * RTE Eventdev PCI PMD APIs
39 * These API are from event PCI PMD only and user applications should not call
52 #include "rte_eventdev_pmd.h"
54 typedef int (*eventdev_pmd_pci_callback_t)(struct rte_eventdev *dev);
58 * Wrapper for use by pci drivers as a .probe function to attach to a event
62 rte_event_pmd_pci_probe(struct rte_pci_driver *pci_drv,
63 struct rte_pci_device *pci_dev,
64 size_t private_data_size,
65 eventdev_pmd_pci_callback_t devinit)
67 struct rte_eventdev *eventdev;
69 char eventdev_name[RTE_EVENTDEV_NAME_MAX_LEN];
76 rte_pci_device_name(&pci_dev->addr, eventdev_name,
77 sizeof(eventdev_name));
79 eventdev = rte_event_pmd_allocate(eventdev_name,
80 pci_dev->device.numa_node);
84 if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
85 eventdev->data->dev_private =
87 "eventdev private structure",
92 if (eventdev->data->dev_private == NULL)
93 rte_panic("Cannot allocate memzone for private "
97 eventdev->dev = &pci_dev->device;
99 /* Invoke PMD device initialization function */
100 retval = devinit(eventdev);
104 RTE_EDEV_LOG_ERR("driver %s: (vendor_id=0x%x device_id=0x%x)"
105 " failed", pci_drv->driver.name,
106 (unsigned int) pci_dev->id.vendor_id,
107 (unsigned int) pci_dev->id.device_id);
109 rte_event_pmd_release(eventdev);
117 * Wrapper for use by pci drivers as a .remove function to detach a event
121 rte_event_pmd_pci_remove(struct rte_pci_device *pci_dev,
122 eventdev_pmd_pci_callback_t devuninit)
124 struct rte_eventdev *eventdev;
125 char eventdev_name[RTE_EVENTDEV_NAME_MAX_LEN];
131 rte_pci_device_name(&pci_dev->addr, eventdev_name,
132 sizeof(eventdev_name));
134 eventdev = rte_event_pmd_get_named_dev(eventdev_name);
135 if (eventdev == NULL)
138 ret = rte_event_dev_close(eventdev->data->dev_id);
142 /* Invoke PMD device un-init function */
144 ret = devuninit(eventdev);
148 /* Free event device */
149 rte_event_pmd_release(eventdev);
151 eventdev->dev = NULL;
160 #endif /* _RTE_EVENTDEV_PMD_PCI_H_ */