40 	t = scnprintf(next, size, "%d\n", ci->fsm.a_bus_req);  in a_bus_req_show()
56 	mutex_lock(&ci->fsm.lock);  in a_bus_req_store()
58 		ci->fsm.a_bus_req = 0;  in a_bus_req_store()
61 		if (ci->fsm.a_bus_drop) {  in a_bus_req_store()
62 			mutex_unlock(&ci->fsm.lock);  in a_bus_req_store()
65 		ci->fsm.a_bus_req = 1;  in a_bus_req_store()
66 		if (ci->fsm.otg->state == OTG_STATE_A_PERIPHERAL) {  in a_bus_req_store()
68 			mutex_unlock(&ci->fsm.lock);  in a_bus_req_store()
74 	mutex_unlock(&ci->fsm.lock);  in a_bus_req_store()
89 	t = scnprintf(next, size, "%d\n", ci->fsm.a_bus_drop);  in a_bus_drop_show()
105 	mutex_lock(&ci->fsm.lock);  in a_bus_drop_store()
107 		ci->fsm.a_bus_drop = 0;  in a_bus_drop_store()
109 		ci->fsm.a_bus_drop = 1;  in a_bus_drop_store()
110 		ci->fsm.a_bus_req = 0;  in a_bus_drop_store()
114 	mutex_unlock(&ci->fsm.lock);  in a_bus_drop_store()
129 	t = scnprintf(next, size, "%d\n", ci->fsm.b_bus_req);  in b_bus_req_show()
145 	mutex_lock(&ci->fsm.lock);  in b_bus_req_store()
147 		ci->fsm.b_bus_req = 0;  in b_bus_req_store()
149 		ci->fsm.b_bus_req = 1;  in b_bus_req_store()
150 		if (ci->fsm.otg->state == OTG_STATE_B_PERIPHERAL) {  in b_bus_req_store()
152 			mutex_unlock(&ci->fsm.lock);  in b_bus_req_store()
158 	mutex_unlock(&ci->fsm.lock);  in b_bus_req_store()
173 	mutex_lock(&ci->fsm.lock);  in a_clr_err_store()
175 		ci->fsm.a_clr_err = 1;  in a_clr_err_store()
178 	mutex_unlock(&ci->fsm.lock);  in a_clr_err_store()
286 	ci->fsm.a_wait_vrise_tmout = 1;  in a_wait_vrise_tmout()
292 	ci->fsm.a_wait_vfall_tmout = 1;  in a_wait_vfall_tmout()
298 	ci->fsm.a_wait_bcon_tmout = 1;  in a_wait_bcon_tmout()
304 	ci->fsm.a_aidl_bdis_tmout = 1;  in a_aidl_bdis_tmout()
310 	ci->fsm.b_ase0_brst_tmout = 1;  in b_ase0_brst_tmout()
316 	ci->fsm.a_bidl_adis_tmout = 1;  in a_bidl_adis_tmout()
322 	ci->fsm.a_bus_suspend = 1;  in b_aidl_bdis_tmout()
328 	ci->fsm.b_se0_srp = 1;  in b_se0_srp_tmout()
334 	ci->fsm.b_srp_done = 1;  in b_srp_fail_tmout()
340 	ci->fsm.b_srp_done = 1;  in b_data_pls_tmout()
341 	ci->fsm.b_bus_req = 0;  in b_data_pls_tmout()
342 	if (ci->fsm.power_up)  in b_data_pls_tmout()
343 		ci->fsm.power_up = 0;  in b_data_pls_tmout()
351 	ci->fsm.b_ssend_srp = 1;  in b_ssend_srp_tmout()
353 	if (ci->fsm.otg->state == OTG_STATE_B_IDLE)  in b_ssend_srp_tmout()
434 static void ci_otg_fsm_add_timer(struct otg_fsm *fsm, enum otg_fsm_timer t)  in ci_otg_fsm_add_timer()  argument
436 	struct ci_hdrc	*ci = container_of(fsm, struct ci_hdrc, fsm);  in ci_otg_fsm_add_timer()
443 static void ci_otg_fsm_del_timer(struct otg_fsm *fsm, enum otg_fsm_timer t)  in ci_otg_fsm_del_timer()  argument
445 	struct ci_hdrc	*ci = container_of(fsm, struct ci_hdrc, fsm);  in ci_otg_fsm_del_timer()
456 static void ci_otg_drv_vbus(struct otg_fsm *fsm, int on)  in ci_otg_drv_vbus()  argument
459 	struct ci_hdrc	*ci = container_of(fsm, struct ci_hdrc, fsm);  in ci_otg_drv_vbus()
477 		fsm->a_srp_det = 0;  in ci_otg_drv_vbus()
478 		fsm->power_up = 0;  in ci_otg_drv_vbus()
483 		fsm->a_bus_drop = 1;  in ci_otg_drv_vbus()
484 		fsm->a_bus_req = 0;  in ci_otg_drv_vbus()
491 static void ci_otg_loc_conn(struct otg_fsm *fsm, int on)  in ci_otg_loc_conn()  argument
493 	struct ci_hdrc	*ci = container_of(fsm, struct ci_hdrc, fsm);  in ci_otg_loc_conn()
510 static void ci_otg_loc_sof(struct otg_fsm *fsm, int on)  in ci_otg_loc_sof()  argument
514 	if (!fsm->otg->host)  in ci_otg_loc_sof()
517 	udev = usb_hub_find_child(fsm->otg->host->root_hub, 1);  in ci_otg_loc_sof()
533 static void ci_otg_start_pulse(struct otg_fsm *fsm)  in ci_otg_start_pulse()  argument
535 	struct ci_hdrc	*ci = container_of(fsm, struct ci_hdrc, fsm);  in ci_otg_start_pulse()
544 static int ci_otg_start_host(struct otg_fsm *fsm, int on)  in ci_otg_start_host()  argument
546 	struct ci_hdrc	*ci = container_of(fsm, struct ci_hdrc, fsm);  in ci_otg_start_host()
558 static int ci_otg_start_gadget(struct otg_fsm *fsm, int on)  in ci_otg_start_gadget()  argument
560 	struct ci_hdrc	*ci = container_of(fsm, struct ci_hdrc, fsm);  in ci_otg_start_gadget()
587 	if (ci->fsm.id && !(ci->driver) &&  in ci_otg_fsm_work()
588 		ci->fsm.otg->state < OTG_STATE_A_IDLE)  in ci_otg_fsm_work()
592 	if (otg_statemachine(&ci->fsm)) {  in ci_otg_fsm_work()
593 		if (ci->fsm.otg->state == OTG_STATE_A_IDLE) {  in ci_otg_fsm_work()
602 			if ((ci->fsm.id) || (ci->id_event) ||  in ci_otg_fsm_work()
603 						(ci->fsm.power_up)) {  in ci_otg_fsm_work()
614 		} else if (ci->fsm.otg->state == OTG_STATE_B_IDLE) {  in ci_otg_fsm_work()
615 			if (ci->fsm.b_sess_vld) {  in ci_otg_fsm_work()
616 				ci->fsm.power_up = 0;  in ci_otg_fsm_work()
623 		} else if (ci->fsm.otg->state == OTG_STATE_A_HOST) {  in ci_otg_fsm_work()
640 	struct otg_fsm *fsm = &ci->fsm;  in ci_otg_fsm_event()  local
646 	switch (ci->fsm.otg->state) {  in ci_otg_fsm_event()
649 			fsm->b_conn = 1;  in ci_otg_fsm_event()
650 			fsm->a_bus_req = 1;  in ci_otg_fsm_event()
656 			fsm->b_sess_vld = 1;  in ci_otg_fsm_event()
665 			if (fsm->a_bus_suspend == 1)  in ci_otg_fsm_event()
666 				fsm->a_bus_suspend = 0;  in ci_otg_fsm_event()
671 			fsm->a_conn = 0;  in ci_otg_fsm_event()
672 			fsm->b_bus_req = 0;  in ci_otg_fsm_event()
678 			 fsm->b_bus_suspend = 1;  in ci_otg_fsm_event()
691 			if (fsm->b_bus_suspend == 1) {  in ci_otg_fsm_event()
693 				fsm->b_bus_suspend = 0;  in ci_otg_fsm_event()
699 			fsm->b_conn = 0;  in ci_otg_fsm_event()
711 			fsm->b_conn = 0;  in ci_otg_fsm_event()
717 			fsm->a_conn = 1;  in ci_otg_fsm_event()
736 	struct otg_fsm *fsm = &ci->fsm;  in ci_otg_fsm_irq()  local
740 	fsm->id = (otgsc & OTGSC_ID) ? 1 : 0;  in ci_otg_fsm_irq()
745 			fsm->a_srp_det = 1;  in ci_otg_fsm_irq()
746 			fsm->a_bus_drop = 0;  in ci_otg_fsm_irq()
749 			if (fsm->id == 0) {  in ci_otg_fsm_irq()
750 				fsm->a_bus_drop = 0;  in ci_otg_fsm_irq()
751 				fsm->a_bus_req = 1;  in ci_otg_fsm_irq()
757 				fsm->b_sess_vld = 1;  in ci_otg_fsm_irq()
760 				fsm->b_ssend_srp = 0;  in ci_otg_fsm_irq()
762 				fsm->b_sess_vld = 0;  in ci_otg_fsm_irq()
763 				if (fsm->id)  in ci_otg_fsm_irq()
769 				fsm->a_vbus_vld = 1;  in ci_otg_fsm_irq()
771 				fsm->a_vbus_vld = 0;  in ci_otg_fsm_irq()
772 				fsm->b_conn = 0;  in ci_otg_fsm_irq()
799 	ci->fsm.otg = &ci->otg;  in ci_hdrc_otg_fsm_init()
800 	ci->fsm.power_up = 1;  in ci_hdrc_otg_fsm_init()
801 	ci->fsm.id = hw_read_otgsc(ci, OTGSC_ID) ? 1 : 0;  in ci_hdrc_otg_fsm_init()
802 	ci->fsm.otg->state = OTG_STATE_UNDEFINED;  in ci_hdrc_otg_fsm_init()
803 	ci->fsm.ops = &ci_otg_ops;  in ci_hdrc_otg_fsm_init()
805 	ci->fsm.host_req_flag = devm_kzalloc(ci->dev, 1, GFP_KERNEL);  in ci_hdrc_otg_fsm_init()
806 	if (!ci->fsm.host_req_flag)  in ci_hdrc_otg_fsm_init()
809 	mutex_init(&ci->fsm.lock);  in ci_hdrc_otg_fsm_init()
829 	if (ci->fsm.id) {  in ci_hdrc_otg_fsm_init()
830 		ci->fsm.b_ssend_srp =  in ci_hdrc_otg_fsm_init()
832 		ci->fsm.b_sess_vld =  in ci_hdrc_otg_fsm_init()