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Diffstat (limited to 'include/asm-powerpc/ibmebus.h')
| -rw-r--r-- | include/asm-powerpc/ibmebus.h | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/include/asm-powerpc/ibmebus.h b/include/asm-powerpc/ibmebus.h new file mode 100644 index 000000000000..7a42723d107c --- /dev/null +++ b/include/asm-powerpc/ibmebus.h @@ -0,0 +1,85 @@ +/* + * 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 */ |