66 	uint16_t	mt;  member
108 	struct evdev_mt *mt;  in evdev_mt_init()  local
123 	size += sizeof(mt->slots[0]) * slots;  in evdev_mt_init()
125 		size += sizeof(mt->match_slots[0]) * slots;  in evdev_mt_init()
126 		size += sizeof(mt->matrix[0]) * (slots + 6) * slots;  in evdev_mt_init()
129 	mt = malloc(size, M_EVDEV, M_WAITOK | M_ZERO);  in evdev_mt_init()
130 	evdev->ev_mt = mt;  in evdev_mt_init()
131 	mt->type_a = type_a;  in evdev_mt_init()
134 		mt->match_slots = mt->slots + slots;  in evdev_mt_init()
135 		mt->matrix = (int *)(mt->match_slots + slots);  in evdev_mt_init()
140 		mt->slots[slot].id = -1;  in evdev_mt_init()
197 	struct evdev_mt *mt = evdev->ev_mt;  in evdev_mt_push_slot()  local
200 	if ((type_a || (mt != NULL && mt->type_a)) && state == NULL)  in evdev_mt_push_slot()
206 	if (bit_test(evdev->ev_flags, EVDEV_FLAG_MT_TRACK) && mt->type_a) {  in evdev_mt_push_slot()
207 		mt->match_slots[mt->match_slot] = *state;  in evdev_mt_push_slot()
212 			mt->match_slots[mt->match_slot] = *state;  in evdev_mt_push_slot()
317 	struct evdev_mt *mt = evdev->ev_mt;  in evdev_mt_match_frame()  local
322 	MPASS(mt->matrix != NULL);  in evdev_mt_match_frame()
328 	p = mt->matrix;  in evdev_mt_match_frame()
329 	num_touches = bitcount(mt->touches);  in evdev_mt_match_frame()
331 		FOREACHBIT(mt->touches, slot)  in evdev_mt_match_frame()
333 				dx = pt[i].x - mt->slots[slot].x;  in evdev_mt_match_frame()
334 				dy = pt[i].y - mt->slots[slot].y;  in evdev_mt_match_frame()
341 			FOREACHBIT(mt->touches, slot) {  in evdev_mt_match_frame()
342 				dx = pt[i].x - mt->slots[slot].x;  in evdev_mt_match_frame()
343 				dy = pt[i].y - mt->slots[slot].y;  in evdev_mt_match_frame()
349 	evdev_mt_matching(mt->matrix, m, n, p);  in evdev_mt_match_frame()
363 	FOREACHBIT(mt->touches, slot)  in evdev_mt_match_frame()
365 			pt[i].id = mt->tracking_ids[slot];  in evdev_mt_match_frame()
371 	struct evdev_mt *mt = evdev->ev_mt;  in evdev_mt_send_frame()  local
383 			slot->id = ffc_slot(evdev, mt->touches | mt->frame);  in evdev_mt_send_frame()
406 	struct evdev_mt *mt = evdev->ev_mt;  in evdev_mt_record_event()  local
414 			KASSERT(mt->type_a, ("Not a MT type A protocol"));  in evdev_mt_record_event()
415 			mt->match_frame |= 1U << mt->match_slot;  in evdev_mt_record_event()
416 			mt->match_slot++;  in evdev_mt_record_event()
423 			KASSERT(!mt->type_a, ("Not a MT type B protocol"));  in evdev_mt_record_event()
425 			mt->match_slot = value;  in evdev_mt_record_event()
426 			mt->match_frame |= 1U << mt->match_slot;  in evdev_mt_record_event()
429 			KASSERT(!mt->type_a, ("Not a MT type B protocol"));  in evdev_mt_record_event()
431 				mt->match_frame &= ~(1U << mt->match_slot);  in evdev_mt_record_event()
434 			KASSERT(mt->match_slot >= 0, ("Negative slot"));  in evdev_mt_record_event()
435 			KASSERT(mt->match_slot <= MAXIMAL_MT_SLOT(evdev),  in evdev_mt_record_event()
437 			mt->match_slots[mt->match_slot].  in evdev_mt_record_event()
452 	struct evdev_mt *mt = evdev->ev_mt;  in evdev_mt_replay_events()  local
457 	FOREACHBIT(mt->match_frame, slot) {  in evdev_mt_replay_events()
459 			mt->match_slots[size] = mt->match_slots[slot];  in evdev_mt_replay_events()
462 	evdev_mt_match_frame(evdev, mt->match_slots, size);  in evdev_mt_replay_events()
463 	evdev_mt_send_frame(evdev, mt->match_slots, size);  in evdev_mt_replay_events()
464 	mt->match_slot = 0;  in evdev_mt_replay_events()
465 	mt->match_frame = 0;  in evdev_mt_replay_events()
483 	struct evdev_mt *mt = evdev->ev_mt;  in evdev_mt_set_last_slot()  local
487 	mt->frame |= 1U << slot;  in evdev_mt_set_last_slot()
488 	mt->last_reported_slot = slot;  in evdev_mt_set_last_slot()
494 	struct evdev_mt *mt = evdev->ev_mt;  in evdev_mt_get_value()  local
498 	return (mt->slots[slot].val[ABS_MT_INDEX(code)]);  in evdev_mt_get_value()
505 	struct evdev_mt *mt = evdev->ev_mt;  in evdev_mt_set_value()  local
511 			mt->touches |= 1U << slot;  in evdev_mt_set_value()
513 			mt->touches &= ~(1U << slot);  in evdev_mt_set_value()
515 	mt->slots[slot].val[ABS_MT_INDEX(code)] = value;  in evdev_mt_set_value()
521 	struct evdev_mt *mt = evdev->ev_mt;  in evdev_mt_id_to_slot()  local
524 	KASSERT(!mt->type_a, ("Not a MT type B protocol"));  in evdev_mt_id_to_slot()
531 		return (ffc_slot(evdev, mt->match_frame));  in evdev_mt_id_to_slot()
533 	FOREACHBIT(mt->touches, slot)  in evdev_mt_id_to_slot()
534 		if (mt->tracking_ids[slot] == tracking_id)  in evdev_mt_id_to_slot()
540 	return (ffc_slot(evdev, mt->touches | mt->frame));  in evdev_mt_id_to_slot()
546 	struct evdev_mt *mt = evdev->ev_mt;  in evdev_mt_reassign_id()  local
550 		mt->tracking_ids[slot] = id;  in evdev_mt_reassign_id()
556 		KASSERT(id == mt->tracking_ids[slot],  in evdev_mt_reassign_id()
561 	mt->tracking_ids[slot] = id;  in evdev_mt_reassign_id()
563 	nid = mt->tracking_id++;  in evdev_mt_reassign_id()
564 	FOREACHBIT(mt->touches, slot)  in evdev_mt_reassign_id()
599 		if (!bit_test(evdev->ev_abs_flags, evdev_mtstmap[i].mt) ||  in evdev_mt_support_st_compat()
602 		ai = evdev->ev_absinfo + evdev_mtstmap[i].mt;  in evdev_mt_support_st_compat()
625 	struct evdev_mt *mt = evdev->ev_mt;  in evdev_mt_send_st_compat()  local
630 	nfingers = bitcount(mt->touches);  in evdev_mt_send_st_compat()
634 	st_slot = ffs(mt->touches) - 1;  in evdev_mt_send_st_compat()
636 		FOREACHBIT(mt->mtst_events, i)  in evdev_mt_send_st_compat()
639 			      st_slot, evdev_mtstmap[i].mt),  in evdev_mt_send_st_compat()
640 			      evdev->ev_absinfo[evdev_mtstmap[i].mt].minimum,  in evdev_mt_send_st_compat()
641 			      evdev->ev_absinfo[evdev_mtstmap[i].mt].maximum,  in evdev_mt_send_st_compat()
655 	struct evdev_mt *mt = evdev->ev_mt;  in evdev_mt_send_autorel()  local
659 	KASSERT(mt->match_frame == 0, ("Unmatched events exist"));  in evdev_mt_send_autorel()
661 	FOREACHBIT(mt->touches & ~mt->frame, slot)  in evdev_mt_send_autorel()