25  * input_mt_init_slots() - initialize MT input slots
27  * @num_slots: number of slots used by the device
37  * reinitialize with a different number of slots.
50 	mt = kzalloc(struct_size(mt, slots, num_slots), GFP_KERNEL);  in input_mt_init_slots()
89 	/* Mark slots as 'inactive' */  in input_mt_init_slots()
91 		input_mt_set_value(&mt->slots[i], ABS_MT_TRACKING_ID, -1);  in input_mt_init_slots()
93 	/* Mark slots as 'unused' */  in input_mt_init_slots()
105  * input_mt_destroy_slots() - frees the MT slots of the input device
106  * @dev: input device with allocated MT slots
109  * automatically free the MT slots when the device is destroyed.
123  * @dev: input device with allocated MT slots
145 	slot = &mt->slots[mt->slot];  in input_mt_report_slot_state()
166  * @dev: input device with allocated MT slots
187  * @dev: input device with allocated MT slots
210 		struct input_mt_slot *ps = &mt->slots[i];  in input_mt_report_pointer_emulation()
266 		if (input_mt_is_active(&mt->slots[i]) &&  in __input_mt_drop_unused()
267 		    !input_mt_is_used(mt, &mt->slots[i])) {  in __input_mt_drop_unused()
275  * input_mt_drop_unused() - Inactivate slots not seen in this frame
276  * @dev: input device with allocated MT slots
278  * Lift all slots not seen since the last call to this function.
298  * input_mt_release_slots() - Deactivate all slots
299  * @dev: input device with allocated MT slots
301  * Lift all active slots.
310 		/* This will effectively mark all slots unused. */  in input_mt_release_slots()
324  * @dev: input device with allocated MT slots
327  * Depending on the flags, marks unused slots as inactive and performs
412 	for (s = mt->slots; s != mt->slots + mt->num_slots; s++) {  in input_mt_set_matrix()
427 			       int *slots, int num_pos)  in input_mt_set_slots()  argument
433 		slots[j] = -1;  in input_mt_set_slots()
435 	for (s = mt->slots; s != mt->slots + mt->num_slots; s++) {  in input_mt_set_slots()
441 				slots[j] = s - mt->slots;  in input_mt_set_slots()
449 	for (s = mt->slots; s != mt->slots + mt->num_slots; s++) {  in input_mt_set_slots()
454 			if (slots[j] < 0) {  in input_mt_set_slots()
455 				slots[j] = s - mt->slots;  in input_mt_set_slots()
464  * @dev: input device with allocated MT slots
465  * @slots: the slot assignment to be filled
472  * slots.
476  * some contacts are assigned to unused slots.
480 int input_mt_assign_slots(struct input_dev *dev, int *slots,  in input_mt_assign_slots()  argument
497 	input_mt_set_slots(mt, slots, num_pos);  in input_mt_assign_slots()
505  * @dev: input device with allocated MT slots
523 	for (s = mt->slots; s != mt->slots + mt->num_slots; s++)  in input_mt_get_slot_by_key()
525 			return s - mt->slots;  in input_mt_get_slot_by_key()
527 	for (s = mt->slots; s != mt->slots + mt->num_slots; s++)  in input_mt_get_slot_by_key()
530 			return s - mt->slots;  in input_mt_get_slot_by_key()