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Diffstat (limited to 'include/asm-powerpc/macio.h')
-rw-r--r-- | include/asm-powerpc/macio.h | 142 |
1 files changed, 0 insertions, 142 deletions
diff --git a/include/asm-powerpc/macio.h b/include/asm-powerpc/macio.h deleted file mode 100644 index 079c06e..0000000 --- a/include/asm-powerpc/macio.h +++ /dev/null @@ -1,142 +0,0 @@ -#ifndef __MACIO_ASIC_H__ -#define __MACIO_ASIC_H__ -#ifdef __KERNEL__ - -#include <linux/of_device.h> - -extern struct bus_type macio_bus_type; - -/* MacIO device driver is defined later */ -struct macio_driver; -struct macio_chip; - -#define MACIO_DEV_COUNT_RESOURCES 8 -#define MACIO_DEV_COUNT_IRQS 8 - -/* - * the macio_bus structure is used to describe a "virtual" bus - * within a MacIO ASIC. It's typically provided by a macio_pci_asic - * PCI device, but could be provided differently as well (nubus - * machines using a fake OF tree). - * - * The pdev field can be NULL on non-PCI machines - */ -struct macio_bus -{ - struct macio_chip *chip; /* macio_chip (private use) */ - int index; /* macio chip index in system */ -#ifdef CONFIG_PCI - struct pci_dev *pdev; /* PCI device hosting this bus */ -#endif -}; - -/* - * the macio_dev structure is used to describe a device - * within an Apple MacIO ASIC. - */ -struct macio_dev -{ - struct macio_bus *bus; /* macio bus this device is on */ - struct macio_dev *media_bay; /* Device is part of a media bay */ - struct of_device ofdev; - int n_resources; - struct resource resource[MACIO_DEV_COUNT_RESOURCES]; - int n_interrupts; - struct resource interrupt[MACIO_DEV_COUNT_IRQS]; -}; -#define to_macio_device(d) container_of(d, struct macio_dev, ofdev.dev) -#define of_to_macio_device(d) container_of(d, struct macio_dev, ofdev) - -extern struct macio_dev *macio_dev_get(struct macio_dev *dev); -extern void macio_dev_put(struct macio_dev *dev); - -/* - * Accessors to resources & interrupts and other device - * fields - */ - -static inline int macio_resource_count(struct macio_dev *dev) -{ - return dev->n_resources; -} - -static inline unsigned long macio_resource_start(struct macio_dev *dev, int resource_no) -{ - return dev->resource[resource_no].start; -} - -static inline unsigned long macio_resource_end(struct macio_dev *dev, int resource_no) -{ - return dev->resource[resource_no].end; -} - -static inline unsigned long macio_resource_len(struct macio_dev *dev, int resource_no) -{ - struct resource *res = &dev->resource[resource_no]; - if (res->start == 0 || res->end == 0 || res->end < res->start) - return 0; - return res->end - res->start + 1; -} - -extern int macio_request_resource(struct macio_dev *dev, int resource_no, const char *name); -extern void macio_release_resource(struct macio_dev *dev, int resource_no); -extern int macio_request_resources(struct macio_dev *dev, const char *name); -extern void macio_release_resources(struct macio_dev *dev); - -static inline int macio_irq_count(struct macio_dev *dev) -{ - return dev->n_interrupts; -} - -static inline int macio_irq(struct macio_dev *dev, int irq_no) -{ - return dev->interrupt[irq_no].start; -} - -static inline void macio_set_drvdata(struct macio_dev *dev, void *data) -{ - dev_set_drvdata(&dev->ofdev.dev, data); -} - -static inline void* macio_get_drvdata(struct macio_dev *dev) -{ - return dev_get_drvdata(&dev->ofdev.dev); -} - -static inline struct device_node *macio_get_of_node(struct macio_dev *mdev) -{ - return mdev->ofdev.node; -} - -#ifdef CONFIG_PCI -static inline struct pci_dev *macio_get_pci_dev(struct macio_dev *mdev) -{ - return mdev->bus->pdev; -} -#endif - -/* - * A driver for a mac-io chip based device - */ -struct macio_driver -{ - char *name; - struct of_device_id *match_table; - struct module *owner; - - int (*probe)(struct macio_dev* dev, const struct of_device_id *match); - int (*remove)(struct macio_dev* dev); - - int (*suspend)(struct macio_dev* dev, pm_message_t state); - int (*resume)(struct macio_dev* dev); - int (*shutdown)(struct macio_dev* dev); - - struct device_driver driver; -}; -#define to_macio_driver(drv) container_of(drv,struct macio_driver, driver) - -extern int macio_register_driver(struct macio_driver *); -extern void macio_unregister_driver(struct macio_driver *); - -#endif /* __KERNEL__ */ -#endif /* __MACIO_ASIC_H__ */ |