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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
51 #include <rte_lcore.h>
54 #include "rte_eventdev_pmd.h"
56 typedef int (*eventdev_pmd_pci_callback_t)(struct rte_eventdev *dev);
60 * Wrapper for use by pci drivers as a .probe function to attach to a event
64 rte_event_pmd_pci_probe(struct rte_pci_driver *pci_drv,
65 struct rte_pci_device *pci_dev,
66 size_t private_data_size,
67 eventdev_pmd_pci_callback_t devinit)
69 struct rte_eventdev *eventdev;
71 char eventdev_name[RTE_EVENTDEV_NAME_MAX_LEN];
78 rte_pci_device_name(&pci_dev->addr, eventdev_name,
79 sizeof(eventdev_name));
81 eventdev = rte_event_pmd_allocate(eventdev_name,
82 pci_dev->device.numa_node);
86 if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
87 eventdev->data->dev_private =
89 "eventdev private structure",
94 if (eventdev->data->dev_private == NULL)
95 rte_panic("Cannot allocate memzone for private "
99 eventdev->dev = &pci_dev->device;
101 /* Invoke PMD device initialization function */
102 retval = devinit(eventdev);
106 RTE_EDEV_LOG_ERR("driver %s: (vendor_id=0x%x device_id=0x%x)"
107 " failed", pci_drv->driver.name,
108 (unsigned int) pci_dev->id.vendor_id,
109 (unsigned int) pci_dev->id.device_id);
111 rte_event_pmd_release(eventdev);
119 * Wrapper for use by pci drivers as a .remove function to detach a event
123 rte_event_pmd_pci_remove(struct rte_pci_device *pci_dev,
124 eventdev_pmd_pci_callback_t devuninit)
126 struct rte_eventdev *eventdev;
127 char eventdev_name[RTE_EVENTDEV_NAME_MAX_LEN];
133 rte_pci_device_name(&pci_dev->addr, eventdev_name,
134 sizeof(eventdev_name));
136 eventdev = rte_event_pmd_get_named_dev(eventdev_name);
137 if (eventdev == NULL)
140 ret = rte_event_dev_close(eventdev->data->dev_id);
144 /* Invoke PMD device un-init function */
146 ret = devuninit(eventdev);
150 /* Free event device */
151 rte_event_pmd_release(eventdev);
153 eventdev->dev = NULL;
162 #endif /* _RTE_EVENTDEV_PMD_PCI_H_ */