43 	t = scnprintf(next, size, "%d\n", ci->fsm.a_bus_req);  in get_a_bus_req()
59 	mutex_lock(&ci->fsm.lock);  in set_a_bus_req()
61 		ci->fsm.a_bus_req = 0;  in set_a_bus_req()
64 		if (ci->fsm.a_bus_drop) {  in set_a_bus_req()
65 			mutex_unlock(&ci->fsm.lock);  in set_a_bus_req()
68 		ci->fsm.a_bus_req = 1;  in set_a_bus_req()
69 		if (ci->fsm.otg->state == OTG_STATE_A_PERIPHERAL) {  in set_a_bus_req()
71 			mutex_unlock(&ci->fsm.lock);  in set_a_bus_req()
77 	mutex_unlock(&ci->fsm.lock);  in set_a_bus_req()
92 	t = scnprintf(next, size, "%d\n", ci->fsm.a_bus_drop);  in get_a_bus_drop()
108 	mutex_lock(&ci->fsm.lock);  in set_a_bus_drop()
110 		ci->fsm.a_bus_drop = 0;  in set_a_bus_drop()
112 		ci->fsm.a_bus_drop = 1;  in set_a_bus_drop()
113 		ci->fsm.a_bus_req = 0;  in set_a_bus_drop()
117 	mutex_unlock(&ci->fsm.lock);  in set_a_bus_drop()
133 	t = scnprintf(next, size, "%d\n", ci->fsm.b_bus_req);  in get_b_bus_req()
149 	mutex_lock(&ci->fsm.lock);  in set_b_bus_req()
151 		ci->fsm.b_bus_req = 0;  in set_b_bus_req()
153 		ci->fsm.b_bus_req = 1;  in set_b_bus_req()
154 		if (ci->fsm.otg->state == OTG_STATE_B_PERIPHERAL) {  in set_b_bus_req()
156 			mutex_unlock(&ci->fsm.lock);  in set_b_bus_req()
162 	mutex_unlock(&ci->fsm.lock);  in set_b_bus_req()
177 	mutex_lock(&ci->fsm.lock);  in set_a_clr_err()
179 		ci->fsm.a_clr_err = 1;  in set_a_clr_err()
182 	mutex_unlock(&ci->fsm.lock);  in set_a_clr_err()
290 	ci->fsm.a_wait_vrise_tmout = 1;  in a_wait_vrise_tmout()
296 	ci->fsm.a_wait_vfall_tmout = 1;  in a_wait_vfall_tmout()
302 	ci->fsm.a_wait_bcon_tmout = 1;  in a_wait_bcon_tmout()
308 	ci->fsm.a_aidl_bdis_tmout = 1;  in a_aidl_bdis_tmout()
314 	ci->fsm.b_ase0_brst_tmout = 1;  in b_ase0_brst_tmout()
320 	ci->fsm.a_bidl_adis_tmout = 1;  in a_bidl_adis_tmout()
326 	ci->fsm.a_bus_suspend = 1;  in b_aidl_bdis_tmout()
332 	ci->fsm.b_se0_srp = 1;  in b_se0_srp_tmout()
338 	ci->fsm.b_srp_done = 1;  in b_srp_fail_tmout()
344 	ci->fsm.b_srp_done = 1;  in b_data_pls_tmout()
345 	ci->fsm.b_bus_req = 0;  in b_data_pls_tmout()
346 	if (ci->fsm.power_up)  in b_data_pls_tmout()
347 		ci->fsm.power_up = 0;  in b_data_pls_tmout()
355 	ci->fsm.b_ssend_srp = 1;  in b_ssend_srp_tmout()
357 	if (ci->fsm.otg->state == OTG_STATE_B_IDLE)  in b_ssend_srp_tmout()
438 static void ci_otg_fsm_add_timer(struct otg_fsm *fsm, enum otg_fsm_timer t)  in ci_otg_fsm_add_timer()  argument
440 	struct ci_hdrc	*ci = container_of(fsm, struct ci_hdrc, fsm);  in ci_otg_fsm_add_timer()
447 static void ci_otg_fsm_del_timer(struct otg_fsm *fsm, enum otg_fsm_timer t)  in ci_otg_fsm_del_timer()  argument
449 	struct ci_hdrc	*ci = container_of(fsm, struct ci_hdrc, fsm);  in ci_otg_fsm_del_timer()
460 static void ci_otg_drv_vbus(struct otg_fsm *fsm, int on)  in ci_otg_drv_vbus()  argument
463 	struct ci_hdrc	*ci = container_of(fsm, struct ci_hdrc, fsm);  in ci_otg_drv_vbus()
481 		fsm->a_srp_det = 0;  in ci_otg_drv_vbus()
482 		fsm->power_up = 0;  in ci_otg_drv_vbus()
487 		fsm->a_bus_drop = 1;  in ci_otg_drv_vbus()
488 		fsm->a_bus_req = 0;  in ci_otg_drv_vbus()
495 static void ci_otg_loc_conn(struct otg_fsm *fsm, int on)  in ci_otg_loc_conn()  argument
497 	struct ci_hdrc	*ci = container_of(fsm, struct ci_hdrc, fsm);  in ci_otg_loc_conn()
514 static void ci_otg_loc_sof(struct otg_fsm *fsm, int on)  in ci_otg_loc_sof()  argument
518 	if (!fsm->otg->host)  in ci_otg_loc_sof()
521 	udev = usb_hub_find_child(fsm->otg->host->root_hub, 1);  in ci_otg_loc_sof()
537 static void ci_otg_start_pulse(struct otg_fsm *fsm)  in ci_otg_start_pulse()  argument
539 	struct ci_hdrc	*ci = container_of(fsm, struct ci_hdrc, fsm);  in ci_otg_start_pulse()
548 static int ci_otg_start_host(struct otg_fsm *fsm, int on)  in ci_otg_start_host()  argument
550 	struct ci_hdrc	*ci = container_of(fsm, struct ci_hdrc, fsm);  in ci_otg_start_host()
562 static int ci_otg_start_gadget(struct otg_fsm *fsm, int on)  in ci_otg_start_gadget()  argument
564 	struct ci_hdrc	*ci = container_of(fsm, struct ci_hdrc, fsm);  in ci_otg_start_gadget()
591 	if (ci->fsm.id && !(ci->driver) &&  in ci_otg_fsm_work()
592 		ci->fsm.otg->state < OTG_STATE_A_IDLE)  in ci_otg_fsm_work()
596 	if (otg_statemachine(&ci->fsm)) {  in ci_otg_fsm_work()
597 		if (ci->fsm.otg->state == OTG_STATE_A_IDLE) {  in ci_otg_fsm_work()
606 			if ((ci->fsm.id) || (ci->id_event) ||  in ci_otg_fsm_work()
607 						(ci->fsm.power_up)) {  in ci_otg_fsm_work()
618 		} else if (ci->fsm.otg->state == OTG_STATE_B_IDLE) {  in ci_otg_fsm_work()
619 			if (ci->fsm.b_sess_vld) {  in ci_otg_fsm_work()
620 				ci->fsm.power_up = 0;  in ci_otg_fsm_work()
627 		} else if (ci->fsm.otg->state == OTG_STATE_A_HOST) {  in ci_otg_fsm_work()
644 	struct otg_fsm *fsm = &ci->fsm;  in ci_otg_fsm_event()  local
650 	switch (ci->fsm.otg->state) {  in ci_otg_fsm_event()
653 			fsm->b_conn = 1;  in ci_otg_fsm_event()
654 			fsm->a_bus_req = 1;  in ci_otg_fsm_event()
660 			fsm->b_sess_vld = 1;  in ci_otg_fsm_event()
669 			if (fsm->a_bus_suspend == 1)  in ci_otg_fsm_event()
670 				fsm->a_bus_suspend = 0;  in ci_otg_fsm_event()
675 			fsm->a_conn = 0;  in ci_otg_fsm_event()
676 			fsm->b_bus_req = 0;  in ci_otg_fsm_event()
682 			 fsm->b_bus_suspend = 1;  in ci_otg_fsm_event()
695 			if (fsm->b_bus_suspend == 1) {  in ci_otg_fsm_event()
697 				fsm->b_bus_suspend = 0;  in ci_otg_fsm_event()
703 			fsm->b_conn = 0;  in ci_otg_fsm_event()
715 			fsm->b_conn = 0;  in ci_otg_fsm_event()
721 			fsm->a_conn = 1;  in ci_otg_fsm_event()
740 	struct otg_fsm *fsm = &ci->fsm;  in ci_otg_fsm_irq()  local
744 	fsm->id = (otgsc & OTGSC_ID) ? 1 : 0;  in ci_otg_fsm_irq()
749 			fsm->a_srp_det = 1;  in ci_otg_fsm_irq()
750 			fsm->a_bus_drop = 0;  in ci_otg_fsm_irq()
753 			if (fsm->id == 0) {  in ci_otg_fsm_irq()
754 				fsm->a_bus_drop = 0;  in ci_otg_fsm_irq()
755 				fsm->a_bus_req = 1;  in ci_otg_fsm_irq()
761 				fsm->b_sess_vld = 1;  in ci_otg_fsm_irq()
764 				fsm->b_ssend_srp = 0;  in ci_otg_fsm_irq()
766 				fsm->b_sess_vld = 0;  in ci_otg_fsm_irq()
767 				if (fsm->id)  in ci_otg_fsm_irq()
773 				fsm->a_vbus_vld = 1;  in ci_otg_fsm_irq()
775 				fsm->a_vbus_vld = 0;  in ci_otg_fsm_irq()
776 				fsm->b_conn = 0;  in ci_otg_fsm_irq()
803 	ci->fsm.otg = &ci->otg;  in ci_hdrc_otg_fsm_init()
804 	ci->fsm.power_up = 1;  in ci_hdrc_otg_fsm_init()
805 	ci->fsm.id = hw_read_otgsc(ci, OTGSC_ID) ? 1 : 0;  in ci_hdrc_otg_fsm_init()
806 	ci->fsm.otg->state = OTG_STATE_UNDEFINED;  in ci_hdrc_otg_fsm_init()
807 	ci->fsm.ops = &ci_otg_ops;  in ci_hdrc_otg_fsm_init()
809 	ci->fsm.host_req_flag = devm_kzalloc(ci->dev, 1, GFP_KERNEL);  in ci_hdrc_otg_fsm_init()
810 	if (!ci->fsm.host_req_flag)  in ci_hdrc_otg_fsm_init()
813 	mutex_init(&ci->fsm.lock);  in ci_hdrc_otg_fsm_init()
833 	if (ci->fsm.id) {  in ci_hdrc_otg_fsm_init()
834 		ci->fsm.b_ssend_srp =  in ci_hdrc_otg_fsm_init()
836 		ci->fsm.b_sess_vld =  in ci_hdrc_otg_fsm_init()