54 	void (*st_func)(struct rtw89_ser *ser, u8 event);
62 static char *ser_ev_name(struct rtw89_ser *ser, u8 event)  in ser_ev_name()  argument
65 		return ser->ev_tbl[event].name;  in ser_ev_name()
70 static char *ser_st_name(struct rtw89_ser *ser)  in ser_st_name()  argument
72 	if (ser->state < SER_ST_MAX_ST)  in ser_st_name()
73 		return ser->st_tbl[ser->state].name;  in ser_st_name()
152 static void ser_state_run(struct rtw89_ser *ser, u8 evt)  in ser_state_run()  argument
154 	struct rtw89_dev *rtwdev = container_of(ser, struct rtw89_dev, ser);  in ser_state_run()
157 		    ser_st_name(ser), ser_ev_name(ser, evt));  in ser_state_run()
163 	ser->st_tbl[ser->state].st_func(ser, evt);  in ser_state_run()
166 static void ser_state_goto(struct rtw89_ser *ser, u8 new_state)  in ser_state_goto()  argument
168 	struct rtw89_dev *rtwdev = container_of(ser, struct rtw89_dev, ser);  in ser_state_goto()
170 	if (ser->state == new_state || new_state >= SER_ST_MAX_ST)  in ser_state_goto()
172 	ser_state_run(ser, SER_EV_STATE_OUT);  in ser_state_goto()
175 		    ser_st_name(ser), ser->st_tbl[new_state].name);  in ser_state_goto()
177 	ser->state = new_state;  in ser_state_goto()
178 	ser_state_run(ser, SER_EV_STATE_IN);  in ser_state_goto()
181 static struct ser_msg *__rtw89_ser_dequeue_msg(struct rtw89_ser *ser)  in __rtw89_ser_dequeue_msg()  argument
185 	spin_lock_irq(&ser->msg_q_lock);  in __rtw89_ser_dequeue_msg()
186 	msg = list_first_entry_or_null(&ser->msg_q, struct ser_msg, list);  in __rtw89_ser_dequeue_msg()
189 	spin_unlock_irq(&ser->msg_q_lock);  in __rtw89_ser_dequeue_msg()
197 	struct rtw89_ser *ser = container_of(work, struct rtw89_ser,  in rtw89_ser_hdl_work()  local
200 	while ((msg = __rtw89_ser_dequeue_msg(ser))) {  in rtw89_ser_hdl_work()
201 		ser_state_run(ser, msg->event);  in rtw89_ser_hdl_work()
206 static int ser_send_msg(struct rtw89_ser *ser, u8 event)  in ser_send_msg()  argument
208 	struct rtw89_dev *rtwdev = container_of(ser, struct rtw89_dev, ser);  in ser_send_msg()
211 	if (test_bit(RTW89_SER_DRV_STOP_RUN, ser->flags))  in ser_send_msg()
220 	spin_lock_irq(&ser->msg_q_lock);  in ser_send_msg()
221 	list_add(&msg->list, &ser->msg_q);  in ser_send_msg()
222 	spin_unlock_irq(&ser->msg_q_lock);  in ser_send_msg()
224 	ieee80211_queue_work(rtwdev->hw, &ser->ser_hdl_work);  in ser_send_msg()
230 	struct rtw89_ser *ser = container_of(work, struct rtw89_ser,  in rtw89_ser_alarm_work()  local
233 	ser_send_msg(ser, ser->alarm_event);  in rtw89_ser_alarm_work()
234 	ser->alarm_event = SER_EV_NONE;  in rtw89_ser_alarm_work()
237 static void ser_set_alarm(struct rtw89_ser *ser, u32 ms, u8 event)  in ser_set_alarm()  argument
239 	struct rtw89_dev *rtwdev = container_of(ser, struct rtw89_dev, ser);  in ser_set_alarm()
241 	if (test_bit(RTW89_SER_DRV_STOP_RUN, ser->flags))  in ser_set_alarm()
244 	ser->alarm_event = event;  in ser_set_alarm()
245 	ieee80211_queue_delayed_work(rtwdev->hw, &ser->ser_alarm_work,  in ser_set_alarm()
249 static void ser_del_alarm(struct rtw89_ser *ser)  in ser_del_alarm()  argument
251 	cancel_delayed_work(&ser->ser_alarm_work);  in ser_del_alarm()
252 	ser->alarm_event = SER_EV_NONE;  in ser_del_alarm()
256 static void drv_stop_tx(struct rtw89_ser *ser)  in drv_stop_tx()  argument
258 	struct rtw89_dev *rtwdev = container_of(ser, struct rtw89_dev, ser);  in drv_stop_tx()
261 	set_bit(RTW89_SER_DRV_STOP_TX, ser->flags);  in drv_stop_tx()
264 static void drv_stop_rx(struct rtw89_ser *ser)  in drv_stop_rx()  argument
266 	struct rtw89_dev *rtwdev = container_of(ser, struct rtw89_dev, ser);  in drv_stop_rx()
269 	set_bit(RTW89_SER_DRV_STOP_RX, ser->flags);  in drv_stop_rx()
272 static void drv_trx_reset(struct rtw89_ser *ser)  in drv_trx_reset()  argument
274 	struct rtw89_dev *rtwdev = container_of(ser, struct rtw89_dev, ser);  in drv_trx_reset()
279 static void drv_resume_tx(struct rtw89_ser *ser)  in drv_resume_tx()  argument
281 	struct rtw89_dev *rtwdev = container_of(ser, struct rtw89_dev, ser);  in drv_resume_tx()
283 	if (!test_bit(RTW89_SER_DRV_STOP_TX, ser->flags))  in drv_resume_tx()
287 	clear_bit(RTW89_SER_DRV_STOP_TX, ser->flags);  in drv_resume_tx()
290 static void drv_resume_rx(struct rtw89_ser *ser)  in drv_resume_rx()  argument
292 	struct rtw89_dev *rtwdev = container_of(ser, struct rtw89_dev, ser);  in drv_resume_rx()
294 	if (!test_bit(RTW89_SER_DRV_STOP_RX, ser->flags))  in drv_resume_rx()
298 	clear_bit(RTW89_SER_DRV_STOP_RX, ser->flags);  in drv_resume_rx()
354 static int hal_enable_dma(struct rtw89_ser *ser)  in hal_enable_dma()  argument
356 	struct rtw89_dev *rtwdev = container_of(ser, struct rtw89_dev, ser);  in hal_enable_dma()
359 	if (!test_bit(RTW89_SER_HAL_STOP_DMA, ser->flags))  in hal_enable_dma()
367 		clear_bit(RTW89_SER_HAL_STOP_DMA, ser->flags);  in hal_enable_dma()
372 static int hal_stop_dma(struct rtw89_ser *ser)  in hal_stop_dma()  argument
374 	struct rtw89_dev *rtwdev = container_of(ser, struct rtw89_dev, ser);  in hal_stop_dma()
382 		set_bit(RTW89_SER_HAL_STOP_DMA, ser->flags);  in hal_stop_dma()
387 static void hal_send_post_m0_event(struct rtw89_ser *ser)  in hal_send_post_m0_event()  argument
389 	struct rtw89_dev *rtwdev = container_of(ser, struct rtw89_dev, ser);  in hal_send_post_m0_event()
394 static void hal_send_m2_event(struct rtw89_ser *ser)  in hal_send_m2_event()  argument
396 	struct rtw89_dev *rtwdev = container_of(ser, struct rtw89_dev, ser);  in hal_send_m2_event()
401 static void hal_send_m4_event(struct rtw89_ser *ser)  in hal_send_m4_event()  argument
403 	struct rtw89_dev *rtwdev = container_of(ser, struct rtw89_dev, ser);  in hal_send_m4_event()
409 static void ser_idle_st_hdl(struct rtw89_ser *ser, u8 evt)  in ser_idle_st_hdl()  argument
411 	struct rtw89_dev *rtwdev = container_of(ser, struct rtw89_dev, ser);  in ser_idle_st_hdl()
420 		ser_state_goto(ser, SER_L1_RESET_PRE_ST);  in ser_idle_st_hdl()
423 		ser_state_goto(ser, SER_RESET_TRX_ST);  in ser_idle_st_hdl()
426 		ser_state_goto(ser, SER_L2_RESET_ST);  in ser_idle_st_hdl()
437 static void ser_l1_reset_pre_st_hdl(struct rtw89_ser *ser, u8 evt)  in ser_l1_reset_pre_st_hdl()  argument
441 		ser->prehandle_l1 = true;  in ser_l1_reset_pre_st_hdl()
442 		hal_send_post_m0_event(ser);  in ser_l1_reset_pre_st_hdl()
443 		ser_set_alarm(ser, 1000, SER_EV_M1_TIMEOUT);  in ser_l1_reset_pre_st_hdl()
446 		ser_state_goto(ser, SER_RESET_TRX_ST);  in ser_l1_reset_pre_st_hdl()
449 		ser_state_goto(ser, SER_L2_RESET_ST);  in ser_l1_reset_pre_st_hdl()
452 		ser_del_alarm(ser);  in ser_l1_reset_pre_st_hdl()
459 static void ser_reset_trx_st_hdl(struct rtw89_ser *ser, u8 evt)  in ser_reset_trx_st_hdl()  argument
461 	struct rtw89_dev *rtwdev = container_of(ser, struct rtw89_dev, ser);  in ser_reset_trx_st_hdl()
466 		drv_stop_tx(ser);  in ser_reset_trx_st_hdl()
468 		if (hal_stop_dma(ser)) {  in ser_reset_trx_st_hdl()
469 			ser_state_goto(ser, SER_L2_RESET_ST);  in ser_reset_trx_st_hdl()
473 		drv_stop_rx(ser);  in ser_reset_trx_st_hdl()
474 		drv_trx_reset(ser);  in ser_reset_trx_st_hdl()
477 		hal_send_m2_event(ser);  in ser_reset_trx_st_hdl()
480 		ser_set_alarm(ser, 1000, SER_EV_M3_TIMEOUT);  in ser_reset_trx_st_hdl()
484 		ser_state_goto(ser, SER_DO_HCI_ST);  in ser_reset_trx_st_hdl()
488 		ser_state_goto(ser, SER_L2_RESET_ST);  in ser_reset_trx_st_hdl()
492 		ser_del_alarm(ser);  in ser_reset_trx_st_hdl()
493 		hal_enable_dma(ser);  in ser_reset_trx_st_hdl()
494 		drv_resume_rx(ser);  in ser_reset_trx_st_hdl()
495 		drv_resume_tx(ser);  in ser_reset_trx_st_hdl()
505 static void ser_do_hci_st_hdl(struct rtw89_ser *ser, u8 evt)  in ser_do_hci_st_hdl()  argument
510 		hal_send_m4_event(ser);  in ser_do_hci_st_hdl()
513 		ser_set_alarm(ser, 1000, SER_EV_FW_M5_TIMEOUT);  in ser_do_hci_st_hdl()
517 		ser_state_goto(ser, SER_L2_RESET_ST);  in ser_do_hci_st_hdl()
521 		ser_state_goto(ser, SER_IDLE_ST);  in ser_do_hci_st_hdl()
525 		ser_del_alarm(ser);  in ser_do_hci_st_hdl()
641 static void ser_l2_reset_st_pre_hdl(struct rtw89_ser *ser)  in ser_l2_reset_st_pre_hdl()  argument
643 	struct rtw89_dev *rtwdev = container_of(ser, struct rtw89_dev, ser);  in ser_l2_reset_st_pre_hdl()
673 static void ser_l2_reset_st_hdl(struct rtw89_ser *ser, u8 evt)  in ser_l2_reset_st_hdl()  argument
675 	struct rtw89_dev *rtwdev = container_of(ser, struct rtw89_dev, ser);  in ser_l2_reset_st_hdl()
680 		ser_l2_reset_st_pre_hdl(ser);  in ser_l2_reset_st_hdl()
684 		ser_set_alarm(ser, SER_RECFG_TIMEOUT, SER_EV_L2_RECFG_TIMEOUT);  in ser_l2_reset_st_hdl()
691 		ser_state_goto(ser, SER_IDLE_ST);  in ser_l2_reset_st_hdl()
695 		ser_del_alarm(ser);  in ser_l2_reset_st_hdl()
731 	struct rtw89_ser *ser = &rtwdev->ser;  in rtw89_ser_init()  local
733 	memset(ser, 0, sizeof(*ser));  in rtw89_ser_init()
734 	INIT_LIST_HEAD(&ser->msg_q);  in rtw89_ser_init()
735 	ser->state = SER_IDLE_ST;  in rtw89_ser_init()
736 	ser->st_tbl = ser_st_tbl;  in rtw89_ser_init()
737 	ser->ev_tbl = ser_ev_tbl;  in rtw89_ser_init()
739 	bitmap_zero(ser->flags, RTW89_NUM_OF_SER_FLAGS);  in rtw89_ser_init()
740 	spin_lock_init(&ser->msg_q_lock);  in rtw89_ser_init()
741 	INIT_WORK(&ser->ser_hdl_work, rtw89_ser_hdl_work);  in rtw89_ser_init()
742 	INIT_DELAYED_WORK(&ser->ser_alarm_work, rtw89_ser_alarm_work);  in rtw89_ser_init()
748 	struct rtw89_ser *ser = (struct rtw89_ser *)&rtwdev->ser;  in rtw89_ser_deinit()  local
750 	set_bit(RTW89_SER_DRV_STOP_RUN, ser->flags);  in rtw89_ser_deinit()
751 	cancel_delayed_work_sync(&ser->ser_alarm_work);  in rtw89_ser_deinit()
752 	cancel_work_sync(&ser->ser_hdl_work);  in rtw89_ser_deinit()
753 	clear_bit(RTW89_SER_DRV_STOP_RUN, ser->flags);  in rtw89_ser_deinit()
759 	ser_send_msg(&rtwdev->ser, SER_EV_L2_RECFG_DONE);  in rtw89_ser_recfg_done()
800 	ser_send_msg(&rtwdev->ser, event);  in rtw89_ser_notify()