forge/linux-pinenote
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Input: add getkeycode and setkeycode methods

Browse source 
Allow drivers to implement their own get and set keycode methods. This
will allow drivers to change their keymaps without allocating huge
tables covering entire range of possible scancodes.

Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
This commit is contained in:
Marvin Raaijmakers 2007-03-14 22:50:42 -04:00 • committed by Dmitry Torokhov
commit c8e4c77277
4 changed files with 122 additions and 96 deletions
Download patch file Download diff file Expand all files Collapse all files

31
include/linux/input.h
View file

@ -913,33 +913,6 @@ struct ff_effect {
#define BIT(x) (1UL<<((x)%BITS_PER_LONG))
#define LONG(x) ((x)/BITS_PER_LONG)
#define INPUT_KEYCODE(dev, scancode) ((dev->keycodesize == 1) ? ((u8*)dev->keycode)[scancode] : \
((dev->keycodesize == 2) ? ((u16*)dev->keycode)[scancode] : (((u32*)dev->keycode)[scancode])))
#define SET_INPUT_KEYCODE(dev, scancode, val) \
({ unsigned __old; \
switch (dev->keycodesize) { \
case 1: { \
u8 *k = (u8 *)dev->keycode; \
__old = k[scancode]; \
k[scancode] = val; \
break; \
} \
case 2: { \
u16 *k = (u16 *)dev->keycode; \
__old = k[scancode]; \
k[scancode] = val; \
break; \
} \
default: { \
u32 *k = (u32 *)dev->keycode; \
__old = k[scancode]; \
k[scancode] = val; \
break; \
} \
} \
__old; })
struct input_dev {
void *private;
@ -962,6 +935,8 @@ struct input_dev {
unsigned int keycodemax;
unsigned int keycodesize;
void *keycode;
int (*setkeycode)(struct input_dev *dev, int scancode, int keycode);
int (*getkeycode)(struct input_dev *dev, int scancode, int *keycode);
struct ff_device *ff;
@ -1104,7 +1079,7 @@ struct input_handle {
};
#define to_dev(n) container_of(n,struct input_dev,node)
#define to_handler(n) container_of(n,struct input_handler,node);
#define to_handler(n) container_of(n,struct input_handler,node)
#define to_handle(n) container_of(n,struct input_handle,d_node)
#define to_handle_h(n) container_of(n,struct input_handle,h_node)