X-Git-Url: http://ftp.safe.ca/?a=blobdiff_plain;f=include%2Flinux%2Fdevice.h;h=aca31bf7d8ed36ae03a07673fa95645bbe635d20;hb=e454cea20bdcff10ee698d11b8882662a0153a47;hp=5a64775e68e4934d0346995821da9792701562eb;hpb=ae1b41715ee2aae356fbcca032838b71d70b855f;p=safe%2Fjmp%2Flinux-2.6 diff --git a/include/linux/device.h b/include/linux/device.h index 5a64775..aca31bf 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 * @@ -25,8 +26,6 @@ #include #include -#define BUS_ID_SIZE 20 - struct device; struct device_private; struct device_driver; @@ -62,11 +61,9 @@ struct bus_type { void (*shutdown)(struct device *dev); int (*suspend)(struct device *dev, pm_message_t state); - int (*suspend_late)(struct device *dev, pm_message_t state); - int (*resume_early)(struct device *dev); int (*resume)(struct device *dev); - struct dev_pm_ops *pm; + const struct dev_pm_ops *pm; struct bus_type_private *p; }; @@ -116,6 +113,8 @@ extern int bus_unregister_notifier(struct bus_type *bus, #define BUS_NOTIFY_BOUND_DRIVER 0x00000003 /* driver bound to device */ #define BUS_NOTIFY_UNBIND_DRIVER 0x00000004 /* driver about to be unbound */ +#define BUS_NOTIFY_UNBOUND_DRIVER 0x00000005 /* driver is unbound + from the device */ extern struct kset *bus_get_kset(struct bus_type *bus); extern struct klist *bus_get_device_klist(struct bus_type *bus); @@ -132,9 +131,9 @@ struct device_driver { 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; - struct dev_pm_ops *pm; + const struct dev_pm_ops *pm; struct driver_private *p; }; @@ -194,6 +193,7 @@ struct class { struct kobject *dev_kobj; int (*dev_uevent)(struct device *dev, struct kobj_uevent_env *env); + char *(*devnode)(struct device *dev, mode_t *mode); void (*class_release)(struct class *class); void (*dev_release)(struct device *dev); @@ -201,7 +201,8 @@ struct class { int (*suspend)(struct device *dev, pm_message_t state); int (*resume)(struct device *dev); - struct dev_pm_ops *pm; + const struct dev_pm_ops *pm; + struct class_private *p; }; @@ -224,6 +225,14 @@ 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, @@ -287,14 +296,12 @@ 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 *(*devnode)(struct device *dev, mode_t *mode); void (*release)(struct device *dev); - int (*suspend)(struct device *dev, pm_message_t state); - int (*resume)(struct device *dev); - - struct dev_pm_ops *pm; + const struct dev_pm_ops *pm; }; /* interface for exporting device attributes */ @@ -373,7 +380,6 @@ struct device { struct device_private *p; struct kobject kobj; - unsigned uevent_suppress:1; const char *init_name; /* initial name of the device */ struct device_type *type; @@ -384,7 +390,6 @@ 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; @@ -415,7 +420,7 @@ 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); }; @@ -450,14 +455,14 @@ static inline void set_dev_node(struct device *dev, int node) } #endif -static inline void *dev_get_drvdata(const struct device *dev) +static inline unsigned int dev_get_uevent_suppress(const struct device *dev) { - return dev->driver_data; + return dev->kobj.uevent_suppress; } -static inline void dev_set_drvdata(struct device *dev, void *data) +static inline void dev_set_uevent_suppress(struct device *dev, int val) { - dev->driver_data = data; + dev->kobj.uevent_suppress = val; } static inline int device_is_registered(struct device *dev) @@ -480,7 +485,12 @@ extern int device_for_each_child(struct device *dev, void *data, extern struct device *device_find_child(struct device *dev, void *data, int (*match)(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); +extern int device_move(struct device *dev, struct device *new_parent, + enum dpm_order dpm_order); +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 @@ -493,6 +503,11 @@ 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. @@ -536,6 +551,17 @@ extern int (*platform_notify_remove)(struct device *dev); extern struct device *get_device(struct device *dev); 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 *mountpoint); +#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); @@ -567,7 +593,7 @@ extern const char *dev_driver_string(const struct device *dev); #if defined(DEBUG) #define dev_dbg(dev, format, arg...) \ dev_printk(KERN_DEBUG , dev , format , ## arg) -#elif defined(CONFIG_DYNAMIC_PRINTK_DEBUG) +#elif defined(CONFIG_DYNAMIC_DEBUG) #define dev_dbg(dev, format, ...) do { \ dynamic_dev_dbg(dev, format, ##__VA_ARGS__); \ } while (0)