@ -336,11 +336,14 @@ evdev_configure_device(struct evdev_input_device *device)
struct input_absinfo absinfo ;
unsigned long ev_bits [ NBITS ( EV_MAX ) ] ;
unsigned long abs_bits [ NBITS ( ABS_MAX ) ] ;
unsigned long rel_bits [ NBITS ( REL_MAX ) ] ;
unsigned long key_bits [ NBITS ( KEY_MAX ) ] ;
int has_key , has_abs ;
unsigned int i ;
has_key = 0 ;
has_abs = 0 ;
device - > caps = 0 ;
ioctl ( device - > fd , EVIOCGBIT ( 0 , sizeof ( ev_bits ) ) , ev_bits ) ;
if ( TEST_BIT ( ev_bits , EV_ABS ) ) {
@ -352,17 +355,26 @@ evdev_configure_device(struct evdev_input_device *device)
ioctl ( device - > fd , EVIOCGABS ( ABS_X ) , & absinfo ) ;
device - > abs . min_x = absinfo . minimum ;
device - > abs . max_x = absinfo . maximum ;
device - > caps | = EVDEV_MOTION_ABS ;
}
if ( TEST_BIT ( abs_bits , ABS_Y ) ) {
ioctl ( device - > fd , EVIOCGABS ( ABS_Y ) , & absinfo ) ;
device - > abs . min_y = absinfo . minimum ;
device - > abs . max_y = absinfo . maximum ;
device - > caps | = EVDEV_MOTION_ABS ;
}
if ( TEST_BIT ( abs_bits , ABS_MT_SLOT ) ) {
device - > is_mt = 1 ;
device - > mt . slot = 0 ;
device - > caps | = EVDEV_TOUCH ;
}
}
if ( TEST_BIT ( ev_bits , EV_REL ) ) {
ioctl ( device - > fd , EVIOCGBIT ( EV_REL , sizeof ( rel_bits ) ) ,
rel_bits ) ;
if ( TEST_BIT ( rel_bits , REL_X ) | | TEST_BIT ( rel_bits , REL_Y ) )
device - > caps | = EVDEV_MOTION_REL ;
}
if ( TEST_BIT ( ev_bits , EV_KEY ) ) {
has_key = 1 ;
ioctl ( device - > fd , EVIOCGBIT ( EV_KEY , sizeof ( key_bits ) ) ,
@ -371,6 +383,20 @@ evdev_configure_device(struct evdev_input_device *device)
! TEST_BIT ( key_bits , BTN_TOOL_PEN ) & &
has_abs )
device - > dispatch = evdev_touchpad_create ( device ) ;
for ( i = KEY_ESC ; i < KEY_MAX ; i + + ) {
if ( i > = BTN_MISC & & i < KEY_OK )
continue ;
if ( TEST_BIT ( key_bits , i ) ) {
device - > caps | = EVDEV_KEYBOARD ;
break ;
}
}
for ( i = BTN_MISC ; i < KEY_OK ; i + + ) {
if ( TEST_BIT ( key_bits , i ) ) {
device - > caps | = EVDEV_BUTTON ;
break ;
}
}
}
/* This rule tries to catch accelerometer devices and opt out. We may