return 0;
}
-
-int
-rte_event_pmd_pci_probe(struct rte_pci_driver *pci_drv,
- struct rte_pci_device *pci_dev,
- size_t private_data_size,
- eventdev_pmd_pci_callback_t devinit)
-{
- struct rte_eventdev *eventdev;
-
- char eventdev_name[RTE_EVENTDEV_NAME_MAX_LEN];
-
- int retval;
-
- if (devinit == NULL)
- return -EINVAL;
-
- rte_pci_device_name(&pci_dev->addr, eventdev_name,
- sizeof(eventdev_name));
-
- eventdev = rte_event_pmd_allocate(eventdev_name,
- pci_dev->device.numa_node);
- if (eventdev == NULL)
- return -ENOMEM;
-
- if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
- eventdev->data->dev_private =
- rte_zmalloc_socket(
- "eventdev private structure",
- private_data_size,
- RTE_CACHE_LINE_SIZE,
- rte_socket_id());
-
- if (eventdev->data->dev_private == NULL)
- rte_panic("Cannot allocate memzone for private "
- "device data");
- }
-
- eventdev->dev = &pci_dev->device;
-
- /* Invoke PMD device initialization function */
- retval = devinit(eventdev);
- if (retval == 0)
- return 0;
-
- RTE_EDEV_LOG_ERR("driver %s: (vendor_id=0x%x device_id=0x%x)"
- " failed", pci_drv->driver.name,
- (unsigned int) pci_dev->id.vendor_id,
- (unsigned int) pci_dev->id.device_id);
-
- rte_event_pmd_release(eventdev);
-
- return -ENXIO;
-}
-
-int
-rte_event_pmd_pci_remove(struct rte_pci_device *pci_dev,
- eventdev_pmd_pci_callback_t devuninit)
-{
- struct rte_eventdev *eventdev;
- char eventdev_name[RTE_EVENTDEV_NAME_MAX_LEN];
- int ret = 0;
-
- if (pci_dev == NULL)
- return -EINVAL;
-
- rte_pci_device_name(&pci_dev->addr, eventdev_name,
- sizeof(eventdev_name));
-
- eventdev = rte_event_pmd_get_named_dev(eventdev_name);
- if (eventdev == NULL)
- return -ENODEV;
-
- ret = rte_event_dev_close(eventdev->data->dev_id);
- if (ret < 0)
- return ret;
-
- /* Invoke PMD device un-init function */
- if (devuninit)
- ret = devuninit(eventdev);
- if (ret)
- return ret;
-
- /* Free event device */
- rte_event_pmd_release(eventdev);
-
- eventdev->dev = NULL;
-
- return 0;
-}
--- /dev/null
+/*
+ *
+ * Copyright(c) 2016-2017 Cavium networks. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ * * Neither the name of Cavium networks nor the names of its
+ * contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef _RTE_EVENTDEV_PMD_PCI_H_
+#define _RTE_EVENTDEV_PMD_PCI_H_
+
+/** @file
+ * RTE Eventdev PCI PMD APIs
+ *
+ * @note
+ * These API are from event PCI PMD only and user applications should not call
+ * them directly.
+ */
+
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <string.h>
+
+#include <rte_pci.h>
+
+#include "rte_eventdev_pmd.h"
+
+typedef int (*eventdev_pmd_pci_callback_t)(struct rte_eventdev *dev);
+
+/**
+ * @internal
+ * Wrapper for use by pci drivers as a .probe function to attach to a event
+ * interface.
+ */
+static int
+rte_event_pmd_pci_probe(struct rte_pci_driver *pci_drv,
+ struct rte_pci_device *pci_dev,
+ size_t private_data_size,
+ eventdev_pmd_pci_callback_t devinit)
+{
+ struct rte_eventdev *eventdev;
+
+ char eventdev_name[RTE_EVENTDEV_NAME_MAX_LEN];
+
+ int retval;
+
+ if (devinit == NULL)
+ return -EINVAL;
+
+ rte_pci_device_name(&pci_dev->addr, eventdev_name,
+ sizeof(eventdev_name));
+
+ eventdev = rte_event_pmd_allocate(eventdev_name,
+ pci_dev->device.numa_node);
+ if (eventdev == NULL)
+ return -ENOMEM;
+
+ if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
+ eventdev->data->dev_private =
+ rte_zmalloc_socket(
+ "eventdev private structure",
+ private_data_size,
+ RTE_CACHE_LINE_SIZE,
+ rte_socket_id());
+
+ if (eventdev->data->dev_private == NULL)
+ rte_panic("Cannot allocate memzone for private "
+ "device data");
+ }
+
+ eventdev->dev = &pci_dev->device;
+
+ /* Invoke PMD device initialization function */
+ retval = devinit(eventdev);
+ if (retval == 0)
+ return 0;
+
+ RTE_EDEV_LOG_ERR("driver %s: (vendor_id=0x%x device_id=0x%x)"
+ " failed", pci_drv->driver.name,
+ (unsigned int) pci_dev->id.vendor_id,
+ (unsigned int) pci_dev->id.device_id);
+
+ rte_event_pmd_release(eventdev);
+
+ return -ENXIO;
+}
+
+
+/**
+ * @internal
+ * Wrapper for use by pci drivers as a .remove function to detach a event
+ * interface.
+ */
+static inline int
+rte_event_pmd_pci_remove(struct rte_pci_device *pci_dev,
+ eventdev_pmd_pci_callback_t devuninit)
+{
+ struct rte_eventdev *eventdev;
+ char eventdev_name[RTE_EVENTDEV_NAME_MAX_LEN];
+ int ret = 0;
+
+ if (pci_dev == NULL)
+ return -EINVAL;
+
+ rte_pci_device_name(&pci_dev->addr, eventdev_name,
+ sizeof(eventdev_name));
+
+ eventdev = rte_event_pmd_get_named_dev(eventdev_name);
+ if (eventdev == NULL)
+ return -ENODEV;
+
+ ret = rte_event_dev_close(eventdev->data->dev_id);
+ if (ret < 0)
+ return ret;
+
+ /* Invoke PMD device un-init function */
+ if (devuninit)
+ ret = devuninit(eventdev);
+ if (ret)
+ return ret;
+
+ /* Free event device */
+ rte_event_pmd_release(eventdev);
+
+ eventdev->dev = NULL;
+
+ return 0;
+}
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _RTE_EVENTDEV_PMD_PCI_H_ */
git.droids-corp.org / dpdk.git / commitdiff