Name

input_mt_create_slots — create MT input slots

Synopsis

int fsfuncinput_mt_create_slots (struct input_dev * dev,
 unsigned int num_slots);
 

Arguments

dev

input device supporting MT events and finger tracking

num_slots

number of slots used by the device

Description

This function allocates all necessary memory for MT slot handling in the input device, and adds ABS_MT_SLOT to the device capabilities. All slots are initially marked as unused iby setting ABS_MT_TRACKING_ID to -1.