/* * 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 */