Edit File: vlynq.h
/* * Copyright (C) 2006, 2007 Eugene Konev <ejka@openwrt.org> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ #ifndef __VLYNQ_H__ #define __VLYNQ_H__ #include <linux/device.h> #include <linux/types.h> struct module; #define VLYNQ_NUM_IRQS 32 struct vlynq_mapping { u32 size; u32 offset; }; enum vlynq_divisor { vlynq_div_auto = 0, vlynq_ldiv1, vlynq_ldiv2, vlynq_ldiv3, vlynq_ldiv4, vlynq_ldiv5, vlynq_ldiv6, vlynq_ldiv7, vlynq_ldiv8, vlynq_rdiv1, vlynq_rdiv2, vlynq_rdiv3, vlynq_rdiv4, vlynq_rdiv5, vlynq_rdiv6, vlynq_rdiv7, vlynq_rdiv8, vlynq_div_external }; struct vlynq_device_id { u32 id; enum vlynq_divisor divisor; unsigned long driver_data; }; struct vlynq_regs; struct vlynq_device { u32 id, dev_id; int local_irq; int remote_irq; enum vlynq_divisor divisor; u32 regs_start, regs_end; u32 mem_start, mem_end; u32 irq_start, irq_end; int irq; int enabled; struct vlynq_regs *local; struct vlynq_regs *remote; struct device dev; }; struct vlynq_driver { char *name; struct vlynq_device_id *id_table; int (*probe)(struct vlynq_device *dev, struct vlynq_device_id *id); void (*remove)(struct vlynq_device *dev); struct device_driver driver; }; struct plat_vlynq_ops { int (*on)(struct vlynq_device *dev); void (*off)(struct vlynq_device *dev); }; static inline struct vlynq_driver *to_vlynq_driver(struct device_driver *drv) { return container_of(drv, struct vlynq_driver, driver); } static inline struct vlynq_device *to_vlynq_device(struct device *device) { return container_of(device, struct vlynq_device, dev); } extern struct bus_type vlynq_bus_type; extern int __vlynq_register_driver(struct vlynq_driver *driver, struct module *owner); static inline int vlynq_register_driver(struct vlynq_driver *driver) { return __vlynq_register_driver(driver, THIS_MODULE); } static inline void *vlynq_get_drvdata(struct vlynq_device *dev) { return dev_get_drvdata(&dev->dev); } static inline void vlynq_set_drvdata(struct vlynq_device *dev, void *data) { dev_set_drvdata(&dev->dev, data); } static inline u32 vlynq_mem_start(struct vlynq_device *dev) { return dev->mem_start; } static inline u32 vlynq_mem_end(struct vlynq_device *dev) { return dev->mem_end; } static inline u32 vlynq_mem_len(struct vlynq_device *dev) { return dev->mem_end - dev->mem_start + 1; } static inline int vlynq_virq_to_irq(struct vlynq_device *dev, int virq) { int irq = dev->irq_start + virq; if ((irq < dev->irq_start) || (irq > dev->irq_end)) return -EINVAL; return irq; } static inline int vlynq_irq_to_virq(struct vlynq_device *dev, int irq) { if ((irq < dev->irq_start) || (irq > dev->irq_end)) return -EINVAL; return irq - dev->irq_start; } extern void vlynq_unregister_driver(struct vlynq_driver *driver); extern int vlynq_enable_device(struct vlynq_device *dev); extern void vlynq_disable_device(struct vlynq_device *dev); extern int vlynq_set_local_mapping(struct vlynq_device *dev, u32 tx_offset, struct vlynq_mapping *mapping); extern int vlynq_set_remote_mapping(struct vlynq_device *dev, u32 tx_offset, struct vlynq_mapping *mapping); extern int vlynq_set_local_irq(struct vlynq_device *dev, int virq); extern int vlynq_set_remote_irq(struct vlynq_device *dev, int virq); #endif /* __VLYNQ_H__ */