diff options
| author | Dmitry Torokhov <dtor_core@ameritech.net> | 2005-09-15 02:01:39 -0500 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2005-10-28 09:52:52 -0700 |
| commit | d19fbe8a763634395d4bef40fc88cdb61c4a6274 (patch) | |
| tree | 476cedefc829d1523507aebb2093b0d3b58469b0 /include/linux/input.h | |
| parent | 4f00469c16b86a3dd6ed66b28c605c8430d58eeb (diff) | |
[PATCH] Input: prepare to sysfs integration
Input: prepare to sysfs integration
Add struct class_device to input_dev; add input_allocate_dev()
to dynamically allocate input devices; dynamically allocated
devices are automatically registered with sysfs.
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'include/linux/input.h')
| -rw-r--r-- | include/linux/input.h | 24 |
1 files changed, 23 insertions, 1 deletions
diff --git a/include/linux/input.h b/include/linux/input.h index e8c296ff6257..3defa29a17d3 100644 --- a/include/linux/input.h +++ b/include/linux/input.h @@ -12,6 +12,7 @@ #ifdef __KERNEL__ #include <linux/time.h> #include <linux/list.h> +#include <linux/device.h> #else #include <sys/time.h> #include <sys/ioctl.h> @@ -889,11 +890,15 @@ struct input_dev { struct semaphore sem; /* serializes open and close operations */ unsigned int users; - struct device *dev; + struct class_device cdev; + struct device *dev; /* will be removed soon */ + + int dynalloc; /* temporarily */ struct list_head h_list; struct list_head node; }; +#define to_input_dev(d) container_of(d, struct input_dev, cdev) /* * Structure for hotplug & device<->driver matching. @@ -984,6 +989,23 @@ static inline void init_input_dev(struct input_dev *dev) INIT_LIST_HEAD(&dev->node); } +struct input_dev *input_allocate_device(void); + +static inline void input_free_device(struct input_dev *dev) +{ + kfree(dev); +} + +static inline struct input_dev *input_get_device(struct input_dev *dev) +{ + return to_input_dev(class_device_get(&dev->cdev)); +} + +static inline void input_put_device(struct input_dev *dev) +{ + class_device_put(&dev->cdev); +} + void input_register_device(struct input_dev *); void input_unregister_device(struct input_dev *); |