diff options
Diffstat (limited to 'include/linux/device.h')
| -rw-r--r-- | include/linux/device.h | 45 |
1 files changed, 30 insertions, 15 deletions
diff --git a/include/linux/device.h b/include/linux/device.h index a28642975053..847b763e40e9 100644 --- a/include/linux/device.h +++ b/include/linux/device.h | |||
| @@ -2,7 +2,8 @@ | |||
| 2 | * device.h - generic, centralized driver model | 2 | * device.h - generic, centralized driver model |
| 3 | * | 3 | * |
| 4 | * Copyright (c) 2001-2003 Patrick Mochel <mochel@osdl.org> | 4 | * Copyright (c) 2001-2003 Patrick Mochel <mochel@osdl.org> |
| 5 | * Copyright (c) 2004-2007 Greg Kroah-Hartman <gregkh@suse.de> | 5 | * Copyright (c) 2004-2009 Greg Kroah-Hartman <gregkh@suse.de> |
| 6 | * Copyright (c) 2008-2009 Novell Inc. | ||
| 6 | * | 7 | * |
| 7 | * This file is released under the GPLv2 | 8 | * This file is released under the GPLv2 |
| 8 | * | 9 | * |
| @@ -130,7 +131,7 @@ struct device_driver { | |||
| 130 | void (*shutdown) (struct device *dev); | 131 | void (*shutdown) (struct device *dev); |
| 131 | int (*suspend) (struct device *dev, pm_message_t state); | 132 | int (*suspend) (struct device *dev, pm_message_t state); |
| 132 | int (*resume) (struct device *dev); | 133 | int (*resume) (struct device *dev); |
| 133 | struct attribute_group **groups; | 134 | const struct attribute_group **groups; |
| 134 | 135 | ||
| 135 | const struct dev_pm_ops *pm; | 136 | const struct dev_pm_ops *pm; |
| 136 | 137 | ||
| @@ -224,6 +225,14 @@ extern void class_unregister(struct class *class); | |||
| 224 | __class_register(class, &__key); \ | 225 | __class_register(class, &__key); \ |
| 225 | }) | 226 | }) |
| 226 | 227 | ||
| 228 | struct class_compat; | ||
| 229 | struct class_compat *class_compat_register(const char *name); | ||
| 230 | void class_compat_unregister(struct class_compat *cls); | ||
| 231 | int class_compat_create_link(struct class_compat *cls, struct device *dev, | ||
| 232 | struct device *device_link); | ||
| 233 | void class_compat_remove_link(struct class_compat *cls, struct device *dev, | ||
| 234 | struct device *device_link); | ||
| 235 | |||
| 227 | extern void class_dev_iter_init(struct class_dev_iter *iter, | 236 | extern void class_dev_iter_init(struct class_dev_iter *iter, |
| 228 | struct class *class, | 237 | struct class *class, |
| 229 | struct device *start, | 238 | struct device *start, |
| @@ -287,7 +296,7 @@ extern void class_destroy(struct class *cls); | |||
| 287 | */ | 296 | */ |
| 288 | struct device_type { | 297 | struct device_type { |
| 289 | const char *name; | 298 | const char *name; |
| 290 | struct attribute_group **groups; | 299 | const struct attribute_group **groups; |
| 291 | int (*uevent)(struct device *dev, struct kobj_uevent_env *env); | 300 | int (*uevent)(struct device *dev, struct kobj_uevent_env *env); |
| 292 | char *(*nodename)(struct device *dev); | 301 | char *(*nodename)(struct device *dev); |
| 293 | void (*release)(struct device *dev); | 302 | void (*release)(struct device *dev); |
| @@ -381,7 +390,6 @@ struct device { | |||
| 381 | struct bus_type *bus; /* type of bus device is on */ | 390 | struct bus_type *bus; /* type of bus device is on */ |
| 382 | struct device_driver *driver; /* which driver has allocated this | 391 | struct device_driver *driver; /* which driver has allocated this |
| 383 | device */ | 392 | device */ |
| 384 | void *driver_data; /* data private to the driver */ | ||
| 385 | void *platform_data; /* Platform specific data, device | 393 | void *platform_data; /* Platform specific data, device |
| 386 | core doesn't touch it */ | 394 | core doesn't touch it */ |
| 387 | struct dev_pm_info power; | 395 | struct dev_pm_info power; |
| @@ -412,7 +420,7 @@ struct device { | |||
| 412 | 420 | ||
| 413 | struct klist_node knode_class; | 421 | struct klist_node knode_class; |
| 414 | struct class *class; | 422 | struct class *class; |
| 415 | struct attribute_group **groups; /* optional groups */ | 423 | const struct attribute_group **groups; /* optional groups */ |
| 416 | 424 | ||
| 417 | void (*release)(struct device *dev); | 425 | void (*release)(struct device *dev); |
| 418 | }; | 426 | }; |
| @@ -447,16 +455,6 @@ static inline void set_dev_node(struct device *dev, int node) | |||
| 447 | } | 455 | } |
| 448 | #endif | 456 | #endif |
| 449 | 457 | ||
| 450 | static inline void *dev_get_drvdata(const struct device *dev) | ||
| 451 | { | ||
| 452 | return dev->driver_data; | ||
| 453 | } | ||
| 454 | |||
| 455 | static inline void dev_set_drvdata(struct device *dev, void *data) | ||
| 456 | { | ||
| 457 | dev->driver_data = data; | ||
| 458 | } | ||
| 459 | |||
| 460 | static inline unsigned int dev_get_uevent_suppress(const struct device *dev) | 458 | static inline unsigned int dev_get_uevent_suppress(const struct device *dev) |
| 461 | { | 459 | { |
| 462 | return dev->kobj.uevent_suppress; | 460 | return dev->kobj.uevent_suppress; |
| @@ -490,6 +488,8 @@ extern int device_rename(struct device *dev, char *new_name); | |||
| 490 | extern int device_move(struct device *dev, struct device *new_parent, | 488 | extern int device_move(struct device *dev, struct device *new_parent, |
| 491 | enum dpm_order dpm_order); | 489 | enum dpm_order dpm_order); |
| 492 | extern const char *device_get_nodename(struct device *dev, const char **tmp); | 490 | extern const char *device_get_nodename(struct device *dev, const char **tmp); |
| 491 | extern void *dev_get_drvdata(const struct device *dev); | ||
| 492 | extern void dev_set_drvdata(struct device *dev, void *data); | ||
| 493 | 493 | ||
| 494 | /* | 494 | /* |
| 495 | * Root device objects for grouping under /sys/devices | 495 | * Root device objects for grouping under /sys/devices |
| @@ -502,6 +502,11 @@ static inline struct device *root_device_register(const char *name) | |||
| 502 | } | 502 | } |
| 503 | extern void root_device_unregister(struct device *root); | 503 | extern void root_device_unregister(struct device *root); |
| 504 | 504 | ||
| 505 | static inline void *dev_get_platdata(const struct device *dev) | ||
| 506 | { | ||
| 507 | return dev->platform_data; | ||
| 508 | } | ||
| 509 | |||
| 505 | /* | 510 | /* |
| 506 | * Manual binding of a device to driver. See drivers/base/bus.c | 511 | * Manual binding of a device to driver. See drivers/base/bus.c |
| 507 | * for information on use. | 512 | * for information on use. |
| @@ -547,6 +552,16 @@ extern void put_device(struct device *dev); | |||
| 547 | 552 | ||
| 548 | extern void wait_for_device_probe(void); | 553 | extern void wait_for_device_probe(void); |
| 549 | 554 | ||
| 555 | #ifdef CONFIG_DEVTMPFS | ||
| 556 | extern int devtmpfs_create_node(struct device *dev); | ||
| 557 | extern int devtmpfs_delete_node(struct device *dev); | ||
| 558 | extern int devtmpfs_mount(const char *mountpoint); | ||
| 559 | #else | ||
| 560 | static inline int devtmpfs_create_node(struct device *dev) { return 0; } | ||
| 561 | static inline int devtmpfs_delete_node(struct device *dev) { return 0; } | ||
| 562 | static inline int devtmpfs_mount(const char *mountpoint) { return 0; } | ||
| 563 | #endif | ||
| 564 | |||
| 550 | /* drivers/base/power/shutdown.c */ | 565 | /* drivers/base/power/shutdown.c */ |
| 551 | extern void device_shutdown(void); | 566 | extern void device_shutdown(void); |
| 552 | 567 | ||
