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authorChristian Ehrhardt <christian.ehrhardt@canonical.com>2018-06-01 09:09:08 +0200
committerChristian Ehrhardt <christian.ehrhardt@canonical.com>2018-06-01 09:12:07 +0200
commit1bd9b61222f3a81ffe770fc00b70ded6e760c42b (patch)
tree0bf7d996cf0664796687c1be6d22958fcf6a8096 /lib/librte_ether/rte_ethdev_pci.h
parentbb4e158029645f37809fcf81a3acddd6fa11f88a (diff)
New upstream version 18.05
Change-Id: Icd4170ddc4f63aeae5d0559490e5195b5349f9c2 Signed-off-by: Christian Ehrhardt <christian.ehrhardt@canonical.com>
Diffstat (limited to 'lib/librte_ether/rte_ethdev_pci.h')
-rw-r--r--lib/librte_ether/rte_ethdev_pci.h196
1 files changed, 0 insertions, 196 deletions
diff --git a/lib/librte_ether/rte_ethdev_pci.h b/lib/librte_ether/rte_ethdev_pci.h
deleted file mode 100644
index 897ce5b4..00000000
--- a/lib/librte_ether/rte_ethdev_pci.h
+++ /dev/null
@@ -1,196 +0,0 @@
-/*-
- * BSD LICENSE
- *
- * Copyright(c) 2017 Brocade Communications Systems, Inc.
- * Author: Jan Blunck <jblunck@infradead.org>
- *
- * 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 the copyright holder 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_ETHDEV_PCI_H_
-#define _RTE_ETHDEV_PCI_H_
-
-#include <rte_malloc.h>
-#include <rte_pci.h>
-#include <rte_bus_pci.h>
-#include <rte_config.h>
-#include <rte_ethdev_driver.h>
-
-/**
- * Copy pci device info to the Ethernet device data.
- *
- * @param eth_dev
- * The *eth_dev* pointer is the address of the *rte_eth_dev* structure.
- * @param pci_dev
- * The *pci_dev* pointer is the address of the *rte_pci_device* structure.
- */
-static inline void
-rte_eth_copy_pci_info(struct rte_eth_dev *eth_dev,
- struct rte_pci_device *pci_dev)
-{
- if ((eth_dev == NULL) || (pci_dev == NULL)) {
- RTE_PMD_DEBUG_TRACE("NULL pointer eth_dev=%p pci_dev=%p\n",
- eth_dev, pci_dev);
- return;
- }
-
- eth_dev->intr_handle = &pci_dev->intr_handle;
-
- eth_dev->data->dev_flags = 0;
- if (pci_dev->driver->drv_flags & RTE_PCI_DRV_INTR_LSC)
- eth_dev->data->dev_flags |= RTE_ETH_DEV_INTR_LSC;
- if (pci_dev->driver->drv_flags & RTE_PCI_DRV_INTR_RMV)
- eth_dev->data->dev_flags |= RTE_ETH_DEV_INTR_RMV;
-
- eth_dev->data->kdrv = pci_dev->kdrv;
- eth_dev->data->numa_node = pci_dev->device.numa_node;
-}
-
-/**
- * @internal
- * Allocates a new ethdev slot for an ethernet device and returns the pointer
- * to that slot for the driver to use.
- *
- * @param dev
- * Pointer to the PCI device
- *
- * @param private_data_size
- * Size of private data structure
- *
- * @return
- * A pointer to a rte_eth_dev or NULL if allocation failed.
- */
-static inline struct rte_eth_dev *
-rte_eth_dev_pci_allocate(struct rte_pci_device *dev, size_t private_data_size)
-{
- struct rte_eth_dev *eth_dev;
- const char *name;
-
- if (!dev)
- return NULL;
-
- name = dev->device.name;
-
- if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
- eth_dev = rte_eth_dev_allocate(name);
- if (!eth_dev)
- return NULL;
-
- if (private_data_size) {
- eth_dev->data->dev_private = rte_zmalloc_socket(name,
- private_data_size, RTE_CACHE_LINE_SIZE,
- dev->device.numa_node);
- if (!eth_dev->data->dev_private) {
- rte_eth_dev_release_port(eth_dev);
- return NULL;
- }
- }
- } else {
- eth_dev = rte_eth_dev_attach_secondary(name);
- if (!eth_dev)
- return NULL;
- }
-
- eth_dev->device = &dev->device;
- rte_eth_copy_pci_info(eth_dev, dev);
- return eth_dev;
-}
-
-static inline void
-rte_eth_dev_pci_release(struct rte_eth_dev *eth_dev)
-{
- /* free ether device */
- rte_eth_dev_release_port(eth_dev);
-
- if (rte_eal_process_type() == RTE_PROC_PRIMARY)
- rte_free(eth_dev->data->dev_private);
-
- eth_dev->data->dev_private = NULL;
-
- /*
- * Secondary process will check the name to attach.
- * Clear this field to avoid attaching a released ports.
- */
- eth_dev->data->name[0] = '\0';
-
- eth_dev->device = NULL;
- eth_dev->intr_handle = NULL;
-}
-
-typedef int (*eth_dev_pci_callback_t)(struct rte_eth_dev *eth_dev);
-
-/**
- * @internal
- * Wrapper for use by pci drivers in a .probe function to attach to a ethdev
- * interface.
- */
-static inline int
-rte_eth_dev_pci_generic_probe(struct rte_pci_device *pci_dev,
- size_t private_data_size, eth_dev_pci_callback_t dev_init)
-{
- struct rte_eth_dev *eth_dev;
- int ret;
-
- eth_dev = rte_eth_dev_pci_allocate(pci_dev, private_data_size);
- if (!eth_dev)
- return -ENOMEM;
-
- RTE_FUNC_PTR_OR_ERR_RET(*dev_init, -EINVAL);
- ret = dev_init(eth_dev);
- if (ret)
- rte_eth_dev_pci_release(eth_dev);
-
- return ret;
-}
-
-/**
- * @internal
- * Wrapper for use by pci drivers in a .remove function to detach a ethdev
- * interface.
- */
-static inline int
-rte_eth_dev_pci_generic_remove(struct rte_pci_device *pci_dev,
- eth_dev_pci_callback_t dev_uninit)
-{
- struct rte_eth_dev *eth_dev;
- int ret;
-
- eth_dev = rte_eth_dev_allocated(pci_dev->device.name);
- if (!eth_dev)
- return -ENODEV;
-
- if (dev_uninit) {
- ret = dev_uninit(eth_dev);
- if (ret)
- return ret;
- }
-
- rte_eth_dev_pci_release(eth_dev);
- return 0;
-}
-
-#endif /* _RTE_ETHDEV_PCI_H_ */