Current File : //lib/modules/3.10.0-957.21.3.el7.centos.plus.x86_64/source/include/linux/qed/qede_rdma.h
/* QLogic qedr NIC Driver
* Copyright (c) 2015-2017 QLogic Corporation
*
* This software is available to you under a choice of one of two
* licenses. You may choose to be licensed under the terms of the GNU
* General Public License (GPL) Version 2, available from the file
* COPYING in the main directory of this source tree, or the
* OpenIB.org BSD license below:
*
* 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.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#ifndef QEDE_ROCE_H
#define QEDE_ROCE_H
#include <linux/pci.h>
#include <linux/netdevice.h>
#include <linux/types.h>
#include <linux/workqueue.h>
struct qedr_dev;
struct qed_dev;
struct qede_dev;
enum qede_rdma_event {
QEDE_UP,
QEDE_DOWN,
QEDE_CHANGE_ADDR,
QEDE_CLOSE
};
struct qede_rdma_event_work {
struct list_head list;
struct work_struct work;
void *ptr;
enum qede_rdma_event event;
};
struct qedr_driver {
unsigned char name[32];
struct qedr_dev* (*add)(struct qed_dev *, struct pci_dev *,
struct net_device *);
void (*remove)(struct qedr_dev *);
void (*notify)(struct qedr_dev *, enum qede_rdma_event);
};
/* APIs for RDMA driver to register callback handlers,
* which will be invoked when device is added, removed, ifup, ifdown
*/
int qede_rdma_register_driver(struct qedr_driver *drv);
void qede_rdma_unregister_driver(struct qedr_driver *drv);
bool qede_rdma_supported(struct qede_dev *dev);
#if IS_ENABLED(CONFIG_QED_RDMA)
int qede_rdma_dev_add(struct qede_dev *dev);
void qede_rdma_dev_event_open(struct qede_dev *dev);
void qede_rdma_dev_event_close(struct qede_dev *dev);
void qede_rdma_dev_remove(struct qede_dev *dev);
void qede_rdma_event_changeaddr(struct qede_dev *edr);
#else
static inline int qede_rdma_dev_add(struct qede_dev *dev)
{
return 0;
}
static inline void qede_rdma_dev_event_open(struct qede_dev *dev) {}
static inline void qede_rdma_dev_event_close(struct qede_dev *dev) {}
static inline void qede_rdma_dev_remove(struct qede_dev *dev) {}
static inline void qede_rdma_event_changeaddr(struct qede_dev *edr) {}
#endif
#endif
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