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/*
* IBM PowerPC eBus Infrastructure Support.
*
* Copyright (c) 2005 IBM Corporation
* Heiko J Schick <schickhj@de.ibm.com>
*
* All rights reserved.
*
* This source code is distributed under a dual license of GPL v2.0 and OpenIB
* BSD.
*
* OpenIB BSD License
*
* 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.
*
* 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 _ASM_EBUS_H
#define _ASM_EBUS_H
#ifdef __KERNEL__
#include <linux/device.h>
#include <linux/interrupt.h>
#include <linux/mod_devicetable.h>
#include <asm/of_device.h>
extern struct dma_mapping_ops ibmebus_dma_ops;
extern struct bus_type ibmebus_bus_type;
struct ibmebus_dev {
char *name;
struct of_device ofdev;
};
struct ibmebus_driver {
char *name;
struct of_device_id *id_table;
int (*probe) (struct ibmebus_dev *dev, const struct of_device_id *id);
int (*remove) (struct ibmebus_dev *dev);
struct device_driver driver;
};
int ibmebus_register_driver(struct ibmebus_driver *drv);
void ibmebus_unregister_driver(struct ibmebus_driver *drv);
int ibmebus_request_irq(struct ibmebus_dev *dev,
u32 ist,
irqreturn_t (*handler)(int, void*, struct pt_regs *),
unsigned long irq_flags, const char * devname,
void *dev_id);
void ibmebus_free_irq(struct ibmebus_dev *dev, u32 ist, void *dev_id);
static inline struct ibmebus_driver *to_ibmebus_driver(struct device_driver *drv)
{
return container_of(drv, struct ibmebus_driver, driver);
}
static inline struct ibmebus_dev *to_ibmebus_dev(struct device *dev)
{
return container_of(dev, struct ibmebus_dev, ofdev.dev);
}
#endif /* __KERNEL__ */
#endif /* _ASM_IBMEBUS_H */
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