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.
53 	mt = kzalloc(struct_size(mt, slots, num_slots), GFP_KERNEL);  in input_mt_init_slots()
92 	/* Mark slots as 'inactive' */  in input_mt_init_slots()
94 		input_mt_set_value(&mt->slots[i], ABS_MT_TRACKING_ID, -1);  in input_mt_init_slots()
96 	/* Mark slots as 'unused' */  in input_mt_init_slots()
108  * input_mt_destroy_slots() - frees the MT slots of the input device
109  * @dev: input device with allocated MT slots
112  * automatically free the MT slots when the device is destroyed.
126  * @dev: input device with allocated MT slots
148 	slot = &mt->slots[mt->slot];  in input_mt_report_slot_state()
169  * @dev: input device with allocated MT slots
190  * @dev: input device with allocated MT slots
213 		struct input_mt_slot *ps = &mt->slots[i];  in input_mt_report_pointer_emulation()
269 		if (input_mt_is_active(&mt->slots[i]) &&  in __input_mt_drop_unused()
270 		    !input_mt_is_used(mt, &mt->slots[i])) {  in __input_mt_drop_unused()
278  * input_mt_drop_unused() - Inactivate slots not seen in this frame
279  * @dev: input device with allocated MT slots
281  * Lift all slots not seen since the last call to this function.
301  * input_mt_release_slots() - Deactivate all slots
302  * @dev: input device with allocated MT slots
304  * Lift all active slots.
313 		/* This will effectively mark all slots unused. */  in input_mt_release_slots()
327  * @dev: input device with allocated MT slots
330  * Depending on the flags, marks unused slots as inactive and performs
415 	for (s = mt->slots; s != mt->slots + mt->num_slots; s++) {  in input_mt_set_matrix()
430 			       int *slots, int num_pos)  in input_mt_set_slots()  argument
436 		slots[j] = -1;  in input_mt_set_slots()
438 	for (s = mt->slots; s != mt->slots + mt->num_slots; s++) {  in input_mt_set_slots()
444 				slots[j] = s - mt->slots;  in input_mt_set_slots()
452 	for (s = mt->slots; s != mt->slots + mt->num_slots; s++) {  in input_mt_set_slots()
457 			if (slots[j] < 0) {  in input_mt_set_slots()
458 				slots[j] = s - mt->slots;  in input_mt_set_slots()
467  * @dev: input device with allocated MT slots
468  * @slots: the slot assignment to be filled
475  * slots.
479  * some contacts are assigned to unused slots.
483 int input_mt_assign_slots(struct input_dev *dev, int *slots,  in input_mt_assign_slots()  argument
500 	input_mt_set_slots(mt, slots, num_pos);  in input_mt_assign_slots()
508  * @dev: input device with allocated MT slots
526 	for (s = mt->slots; s != mt->slots + mt->num_slots; s++)  in input_mt_get_slot_by_key()
528 			return s - mt->slots;  in input_mt_get_slot_by_key()
530 	for (s = mt->slots; s != mt->slots + mt->num_slots; s++)  in input_mt_get_slot_by_key()
533 			return s - mt->slots;  in input_mt_get_slot_by_key()