X-Git-Url: http://ftp.safe.ca/?a=blobdiff_plain;f=include%2Flinux%2Fdevice.h;h=2a73d9bcbc9c9f02fee174ef4d7cd3419e00c930;hb=f653398c86a1c104f0992bd788dd4bb065449be4;hp=a28642975053f9cf63480f11325463da410947c9;hpb=8150f32b90f630ad3e460f026ce338cb81685bc9;p=safe%2Fjmp%2Flinux-2.6 diff --git a/include/linux/device.h b/include/linux/device.h index a286429..2a73d9b 100644 --- a/include/linux/device.h +++ b/include/linux/device.h @@ -2,7 +2,8 @@ * device.h - generic, centralized driver model * * Copyright (c) 2001-2003 Patrick Mochel - * Copyright (c) 2004-2007 Greg Kroah-Hartman + * Copyright (c) 2004-2009 Greg Kroah-Hartman + * Copyright (c) 2008-2009 Novell Inc. * * This file is released under the GPLv2 * @@ -123,14 +124,16 @@ struct device_driver { struct bus_type *bus; struct module *owner; - const char *mod_name; /* used for built-in modules */ + const char *mod_name; /* used for built-in modules */ + + bool suppress_bind_attrs; /* disables bind/unbind via sysfs */ int (*probe) (struct device *dev); int (*remove) (struct device *dev); void (*shutdown) (struct device *dev); int (*suspend) (struct device *dev, pm_message_t state); int (*resume) (struct device *dev); - struct attribute_group **groups; + const struct attribute_group **groups; const struct dev_pm_ops *pm; @@ -192,7 +195,7 @@ struct class { struct kobject *dev_kobj; int (*dev_uevent)(struct device *dev, struct kobj_uevent_env *env); - char *(*nodename)(struct device *dev); + char *(*devnode)(struct device *dev, mode_t *mode); void (*class_release)(struct class *class); void (*dev_release)(struct device *dev); @@ -224,6 +227,14 @@ extern void class_unregister(struct class *class); __class_register(class, &__key); \ }) +struct class_compat; +struct class_compat *class_compat_register(const char *name); +void class_compat_unregister(struct class_compat *cls); +int class_compat_create_link(struct class_compat *cls, struct device *dev, + struct device *device_link); +void class_compat_remove_link(struct class_compat *cls, struct device *dev, + struct device *device_link); + extern void class_dev_iter_init(struct class_dev_iter *iter, struct class *class, struct device *start, @@ -287,9 +298,9 @@ extern void class_destroy(struct class *cls); */ struct device_type { const char *name; - struct attribute_group **groups; + const struct attribute_group **groups; int (*uevent)(struct device *dev, struct kobj_uevent_env *env); - char *(*nodename)(struct device *dev); + char *(*devnode)(struct device *dev, mode_t *mode); void (*release)(struct device *dev); const struct dev_pm_ops *pm; @@ -381,7 +392,6 @@ struct device { struct bus_type *bus; /* type of bus device is on */ struct device_driver *driver; /* which driver has allocated this device */ - void *driver_data; /* data private to the driver */ void *platform_data; /* Platform specific data, device core doesn't touch it */ struct dev_pm_info power; @@ -412,7 +422,7 @@ struct device { struct klist_node knode_class; struct class *class; - struct attribute_group **groups; /* optional groups */ + const struct attribute_group **groups; /* optional groups */ void (*release)(struct device *dev); }; @@ -447,16 +457,6 @@ static inline void set_dev_node(struct device *dev, int node) } #endif -static inline void *dev_get_drvdata(const struct device *dev) -{ - return dev->driver_data; -} - -static inline void dev_set_drvdata(struct device *dev, void *data) -{ - dev->driver_data = data; -} - static inline unsigned int dev_get_uevent_suppress(const struct device *dev) { return dev->kobj.uevent_suppress; @@ -489,7 +489,10 @@ extern struct device *device_find_child(struct device *dev, void *data, extern int device_rename(struct device *dev, char *new_name); extern int device_move(struct device *dev, struct device *new_parent, enum dpm_order dpm_order); -extern const char *device_get_nodename(struct device *dev, const char **tmp); +extern const char *device_get_devnode(struct device *dev, + mode_t *mode, const char **tmp); +extern void *dev_get_drvdata(const struct device *dev); +extern void dev_set_drvdata(struct device *dev, void *data); /* * Root device objects for grouping under /sys/devices @@ -502,6 +505,11 @@ static inline struct device *root_device_register(const char *name) } extern void root_device_unregister(struct device *root); +static inline void *dev_get_platdata(const struct device *dev) +{ + return dev->platform_data; +} + /* * Manual binding of a device to driver. See drivers/base/bus.c * for information on use. @@ -547,6 +555,16 @@ extern void put_device(struct device *dev); extern void wait_for_device_probe(void); +#ifdef CONFIG_DEVTMPFS +extern int devtmpfs_create_node(struct device *dev); +extern int devtmpfs_delete_node(struct device *dev); +extern int devtmpfs_mount(const char *mntdir); +#else +static inline int devtmpfs_create_node(struct device *dev) { return 0; } +static inline int devtmpfs_delete_node(struct device *dev) { return 0; } +static inline int devtmpfs_mount(const char *mountpoint) { return 0; } +#endif + /* drivers/base/power/shutdown.c */ extern void device_shutdown(void);