30 static enum usb_status usb_core_set_stall(struct usb_handle *pdev, uint8_t ep_addr)  in usb_core_set_stall()  argument
33 	struct pcd_handle *hpcd = (struct pcd_handle *)pdev->data;  in usb_core_set_stall()
49 	pdev->driver->ep_set_stall(hpcd->instance, ep);  in usb_core_set_stall()
51 		pdev->driver->ep0_out_start(hpcd->instance);  in usb_core_set_stall()
63 static void usb_core_get_desc(struct usb_handle *pdev, struct usb_setup_req *req)  in usb_core_get_desc()  argument
72 		pbuf = pdev->desc->get_device_desc(&len);  in usb_core_get_desc()
76 		pbuf = pdev->desc->get_config_desc(&len);  in usb_core_get_desc()
82 			pbuf = pdev->desc->get_lang_id_desc(&len);  in usb_core_get_desc()
86 			pbuf = pdev->desc->get_manufacturer_desc(&len);  in usb_core_get_desc()
90 			pbuf = pdev->desc->get_product_desc(&len);  in usb_core_get_desc()
94 			pbuf = pdev->desc->get_serial_desc(&len);  in usb_core_get_desc()
98 			pbuf = pdev->desc->get_configuration_desc(&len);  in usb_core_get_desc()
102 			pbuf = pdev->desc->get_interface_desc(&len);  in usb_core_get_desc()
108 			pbuf = pdev->desc->get_usr_desc(desc_idx - USBD_IDX_USER0_STR, &len);  in usb_core_get_desc()
114 		pbuf = pdev->desc->get_device_qualifier_desc(&len);  in usb_core_get_desc()
118 		if (pdev->desc->get_other_speed_config_desc == NULL) {  in usb_core_get_desc()
119 			usb_core_ctl_error(pdev);  in usb_core_get_desc()
122 		pbuf = pdev->desc->get_other_speed_config_desc(&len);  in usb_core_get_desc()
127 		usb_core_ctl_error(pdev);  in usb_core_get_desc()
135 		usb_core_transmit_ep0(pdev, pbuf, len);  in usb_core_get_desc()
145 static void usb_core_set_config(struct usb_handle *pdev, struct usb_setup_req *req)  in usb_core_set_config()  argument
152 		usb_core_ctl_error(pdev);  in usb_core_set_config()
156 	switch (pdev->dev_state) {  in usb_core_set_config()
159 			pdev->dev_config = cfgidx;  in usb_core_set_config()
160 			pdev->dev_state = USBD_STATE_CONFIGURED;  in usb_core_set_config()
161 			if (!pdev->class) {  in usb_core_set_config()
162 				usb_core_ctl_error(pdev);  in usb_core_set_config()
166 			if (pdev->class->init(pdev, cfgidx) != 0U) {  in usb_core_set_config()
167 				usb_core_ctl_error(pdev);  in usb_core_set_config()
175 			pdev->dev_state = USBD_STATE_ADDRESSED;  in usb_core_set_config()
176 			pdev->dev_config = cfgidx;  in usb_core_set_config()
177 			pdev->class->de_init(pdev, cfgidx);  in usb_core_set_config()
178 		} else if (cfgidx != pdev->dev_config) {  in usb_core_set_config()
179 			if (pdev->class == NULL) {  in usb_core_set_config()
180 				usb_core_ctl_error(pdev);  in usb_core_set_config()
184 			pdev->class->de_init(pdev, pdev->dev_config);  in usb_core_set_config()
186 			pdev->dev_config = cfgidx;  in usb_core_set_config()
188 			if (pdev->class->init(pdev, cfgidx) != 0U) {  in usb_core_set_config()
189 				usb_core_ctl_error(pdev);  in usb_core_set_config()
196 		usb_core_ctl_error(pdev);  in usb_core_set_config()
201 	usb_core_transmit_ep0(pdev, NULL, 0U);  in usb_core_set_config()
210 static void usb_core_get_status(struct usb_handle *pdev,  in usb_core_get_status()  argument
213 	if ((pdev->dev_state != USBD_STATE_ADDRESSED) &&  in usb_core_get_status()
214 	    (pdev->dev_state != USBD_STATE_CONFIGURED)) {  in usb_core_get_status()
215 		usb_core_ctl_error(pdev);  in usb_core_get_status()
219 	pdev->dev_config_status = USB_CONFIG_SELF_POWERED;  in usb_core_get_status()
221 	if (pdev->dev_remote_wakeup != 0U) {  in usb_core_get_status()
222 		pdev->dev_config_status |= USB_CONFIG_REMOTE_WAKEUP;  in usb_core_get_status()
226 	usb_core_transmit_ep0(pdev, (uint8_t *)&pdev->dev_config_status, 2U);  in usb_core_get_status()
235 static void usb_core_set_address(struct usb_handle *pdev,  in usb_core_set_address()  argument
241 		usb_core_ctl_error(pdev);  in usb_core_set_address()
246 	if (pdev->dev_state != USBD_STATE_DEFAULT) {  in usb_core_set_address()
247 		usb_core_ctl_error(pdev);  in usb_core_set_address()
251 	pdev->dev_address = dev_addr;  in usb_core_set_address()
252 	pdev->driver->set_address(((struct pcd_handle *)(pdev->data))->instance, dev_addr);  in usb_core_set_address()
255 	usb_core_transmit_ep0(pdev, NULL, 0U);  in usb_core_set_address()
258 		pdev->dev_state  = USBD_STATE_ADDRESSED;  in usb_core_set_address()
260 		pdev->dev_state  = USBD_STATE_DEFAULT;  in usb_core_set_address()
271 static enum usb_status usb_core_dev_req(struct usb_handle *pdev,  in usb_core_dev_req()  argument
277 		usb_core_get_desc(pdev, req);  in usb_core_dev_req()
281 		usb_core_set_config(pdev, req);  in usb_core_dev_req()
285 		usb_core_get_status(pdev, req);  in usb_core_dev_req()
289 		usb_core_set_address(pdev, req);  in usb_core_dev_req()
297 		usb_core_ctl_error(pdev);  in usb_core_dev_req()
311 static enum usb_status usb_core_itf_req(struct usb_handle *pdev,  in usb_core_itf_req()  argument
314 	if (pdev->dev_state != USBD_STATE_CONFIGURED) {  in usb_core_itf_req()
315 		usb_core_ctl_error(pdev);  in usb_core_itf_req()
320 		pdev->class->setup(pdev, req);  in usb_core_itf_req()
323 			usb_core_transmit_ep0(pdev, NULL, 0U);  in usb_core_itf_req()
326 		usb_core_ctl_error(pdev);  in usb_core_itf_req()
339 static enum usb_status usb_core_setup_stage(struct usb_handle *pdev,  in usb_core_setup_stage()  argument
342 	struct usb_setup_req *req = &pdev->request;  in usb_core_setup_stage()
351 	pdev->ep0_state = USBD_EP0_SETUP;  in usb_core_setup_stage()
352 	pdev->ep0_data_len = pdev->request.length;  in usb_core_setup_stage()
354 	switch (pdev->request.bm_request & USB_REQ_RECIPIENT_MASK) {  in usb_core_setup_stage()
356 		usb_core_dev_req(pdev, &pdev->request);  in usb_core_setup_stage()
360 		usb_core_itf_req(pdev, &pdev->request);  in usb_core_setup_stage()
366 		      pdev->request.bm_request & USB_REQ_RECIPIENT_MASK);  in usb_core_setup_stage()
367 		usb_core_set_stall(pdev, pdev->request.bm_request & USB_REQ_DIRECTION);  in usb_core_setup_stage()
382 static enum usb_status usb_core_data_out(struct usb_handle *pdev, uint8_t epnum,  in usb_core_data_out()  argument
388 		pep = &pdev->ep_out[0];  in usb_core_data_out()
389 		if (pdev->ep0_state == USBD_EP0_DATA_OUT) {  in usb_core_data_out()
393 				usb_core_receive(pdev, 0U, pdata,  in usb_core_data_out()
397 				if (pdev->class->ep0_rx_ready &&  in usb_core_data_out()
398 				    (pdev->dev_state == USBD_STATE_CONFIGURED)) {  in usb_core_data_out()
399 					pdev->class->ep0_rx_ready(pdev);  in usb_core_data_out()
402 				usb_core_transmit_ep0(pdev, NULL, 0U);  in usb_core_data_out()
405 	} else if (pdev->class->data_out != NULL &&  in usb_core_data_out()
406 		   (pdev->dev_state == USBD_STATE_CONFIGURED)) {  in usb_core_data_out()
407 		pdev->class->data_out(pdev, epnum);  in usb_core_data_out()
421 static enum usb_status usb_core_data_in(struct usb_handle *pdev, uint8_t epnum,  in usb_core_data_in()  argument
425 		struct usb_endpoint *pep = &pdev->ep_in[0];  in usb_core_data_in()
427 		if (pdev->ep0_state == USBD_EP0_DATA_IN) {  in usb_core_data_in()
431 				usb_core_transmit(pdev, 0U, pdata,  in usb_core_data_in()
435 				usb_core_receive(pdev, 0U, NULL, 0U);  in usb_core_data_in()
440 				    (pep->total_length < pdev->ep0_data_len)) {  in usb_core_data_in()
441 					usb_core_transmit(pdev, 0U, NULL, 0U);  in usb_core_data_in()
443 					pdev->ep0_data_len = 0U;  in usb_core_data_in()
446 					usb_core_receive(pdev, 0U, NULL, 0U);  in usb_core_data_in()
448 					if (pdev->class->ep0_tx_sent != NULL &&  in usb_core_data_in()
449 					    (pdev->dev_state ==  in usb_core_data_in()
451 						pdev->class->ep0_tx_sent(pdev);  in usb_core_data_in()
454 					usb_core_receive_ep0(pdev, NULL, 0U);  in usb_core_data_in()
458 	} else if ((pdev->class->data_in != NULL) &&  in usb_core_data_in()
459 		  (pdev->dev_state == USBD_STATE_CONFIGURED)) {  in usb_core_data_in()
460 		pdev->class->data_in(pdev, epnum);  in usb_core_data_in()
472 static enum usb_status usb_core_suspend(struct usb_handle  *pdev)  in usb_core_suspend()  argument
475 	pdev->dev_old_state =  pdev->dev_state;  in usb_core_suspend()
476 	pdev->dev_state  = USBD_STATE_SUSPENDED;  in usb_core_suspend()
487 static enum usb_status usb_core_resume(struct usb_handle *pdev)  in usb_core_resume()  argument
490 	pdev->dev_state = pdev->dev_old_state;  in usb_core_resume()
501 static enum usb_status usb_core_sof(struct usb_handle *pdev)  in usb_core_sof()  argument
503 	if (pdev->dev_state == USBD_STATE_CONFIGURED) {  in usb_core_sof()
504 		if (pdev->class->sof != NULL) {  in usb_core_sof()
505 			pdev->class->sof(pdev);  in usb_core_sof()
518 static enum usb_status usb_core_disconnect(struct usb_handle *pdev)  in usb_core_disconnect()  argument
521 	pdev->dev_state = USBD_STATE_DEFAULT;  in usb_core_disconnect()
522 	pdev->class->de_init(pdev, pdev->dev_config);  in usb_core_disconnect()
527 enum usb_status usb_core_handle_it(struct usb_handle *pdev)  in usb_core_handle_it()  argument
533 	switch (pdev->driver->it_handler(pdev->data->instance, &param)) {  in usb_core_handle_it()
535 		usb_core_data_out(pdev, param,  in usb_core_handle_it()
536 				  pdev->data->out_ep[param].xfer_buff);  in usb_core_handle_it()
540 		usb_core_data_in(pdev, param,  in usb_core_handle_it()
541 				 pdev->data->in_ep[param].xfer_buff);  in usb_core_handle_it()
545 		usb_core_setup_stage(pdev, (uint8_t *)pdev->data->setup);  in usb_core_handle_it()
552 		ep = &pdev->data->out_ep[param &  USBD_OUT_EPNUM_MASK];  in usb_core_handle_it()
554 		pdev->driver->read_packet(pdev->data->instance,  in usb_core_handle_it()
561 		ep = &pdev->data->out_ep[param &  USBD_OUT_EPNUM_MASK];  in usb_core_handle_it()
563 		pdev->driver->read_packet(pdev->data->instance,  in usb_core_handle_it()
564 					  (uint8_t *)pdev->data->setup, 8);  in usb_core_handle_it()
569 		pdev->dev_state = USBD_STATE_DEFAULT;  in usb_core_handle_it()
573 		if (pdev->data->lpm_state == LPM_L1) {  in usb_core_handle_it()
574 			pdev->data->lpm_state = LPM_L0;  in usb_core_handle_it()
576 			usb_core_resume(pdev);  in usb_core_handle_it()
581 		usb_core_suspend(pdev);  in usb_core_handle_it()
585 		if (pdev->data->lpm_state == LPM_L0) {  in usb_core_handle_it()
586 			pdev->data->lpm_state = LPM_L1;  in usb_core_handle_it()
588 			usb_core_suspend(pdev);  in usb_core_handle_it()
593 		usb_core_sof(pdev);  in usb_core_handle_it()
597 		usb_core_disconnect(pdev);  in usb_core_handle_it()
601 		pdev->driver->write_empty_tx_fifo(pdev->data->instance, param,  in usb_core_handle_it()
602 				     pdev->data->in_ep[param].xfer_len,  in usb_core_handle_it()
603 				     (uint32_t *)&pdev->data->in_ep[param].xfer_count,  in usb_core_handle_it()
604 				     pdev->data->in_ep[param].maxpacket,  in usb_core_handle_it()
605 				     &pdev->data->in_ep[param].xfer_buff);  in usb_core_handle_it()
616 static void usb_core_start_xfer(struct usb_handle *pdev,  in usb_core_start_xfer()  argument
621 		pdev->driver->ep0_start_xfer(handle, ep);  in usb_core_start_xfer()
623 		pdev->driver->ep_start_xfer(handle, ep);  in usb_core_start_xfer()
636 enum usb_status usb_core_receive(struct usb_handle *pdev, uint8_t ep_addr,  in usb_core_receive()  argument
640 	struct pcd_handle *hpcd = (struct pcd_handle *)pdev->data;  in usb_core_receive()
656 	usb_core_start_xfer(pdev, hpcd->instance, ep);  in usb_core_receive()
670 enum usb_status usb_core_transmit(struct usb_handle *pdev, uint8_t ep_addr,  in usb_core_transmit()  argument
674 	struct pcd_handle *hpcd = (struct pcd_handle *)pdev->data;  in usb_core_transmit()
690 	usb_core_start_xfer(pdev, hpcd->instance, ep);  in usb_core_transmit()
703 enum usb_status usb_core_receive_ep0(struct usb_handle *pdev, uint8_t *buf,  in usb_core_receive_ep0()  argument
708 		pdev->ep0_state = USBD_EP0_DATA_OUT;  in usb_core_receive_ep0()
710 		pdev->ep0_state = USBD_EP0_STATUS_OUT;  in usb_core_receive_ep0()
713 	pdev->ep_out[0].total_length = len;  in usb_core_receive_ep0()
714 	pdev->ep_out[0].rem_length = len;  in usb_core_receive_ep0()
717 	return usb_core_receive(pdev, 0U, buf, len);  in usb_core_receive_ep0()
728 enum usb_status usb_core_transmit_ep0(struct usb_handle *pdev, uint8_t *buf,  in usb_core_transmit_ep0()  argument
733 		pdev->ep0_state = USBD_EP0_DATA_IN;  in usb_core_transmit_ep0()
735 		pdev->ep0_state = USBD_EP0_STATUS_IN;  in usb_core_transmit_ep0()
738 	pdev->ep_in[0].total_length = len;  in usb_core_transmit_ep0()
739 	pdev->ep_in[0].rem_length = len;  in usb_core_transmit_ep0()
742 	return usb_core_transmit(pdev, 0U, buf, len);  in usb_core_transmit_ep0()
753 void usb_core_ctl_error(struct usb_handle *pdev)  in usb_core_ctl_error()  argument
756 	usb_core_set_stall(pdev, EP0_IN);  in usb_core_ctl_error()
757 	usb_core_set_stall(pdev, EP0_OUT);  in usb_core_ctl_error()
766 enum usb_status usb_core_start(struct usb_handle *pdev)  in usb_core_start()  argument
769 	pdev->driver->start_device(pdev->data->instance);  in usb_core_start()
780 enum usb_status usb_core_stop(struct usb_handle *pdev)  in usb_core_stop()  argument
783 	pdev->class->de_init(pdev, pdev->dev_config);  in usb_core_stop()
786 	pdev->driver->stop_device(pdev->data->instance);  in usb_core_stop()
800 enum usb_status register_usb_driver(struct usb_handle *pdev,  in register_usb_driver()  argument
807 	assert(pdev != NULL);  in register_usb_driver()
813 	pdev->driver = driver;  in register_usb_driver()
814 	pdev->data = pcd_handle;  in register_usb_driver()
815 	pdev->data->instance = driver_handle;  in register_usb_driver()
816 	pdev->dev_state = USBD_STATE_DEFAULT;  in register_usb_driver()
817 	pdev->ep0_state = USBD_EP0_IDLE;  in register_usb_driver()
821 		pdev->ep_in[i].maxpacket = pdev->data->in_ep[i].maxpacket;  in register_usb_driver()
822 		pdev->ep_out[i].maxpacket = pdev->data->out_ep[i].maxpacket;  in register_usb_driver()
835 enum usb_status register_platform(struct usb_handle *pdev,  in register_platform()  argument
838 	assert(pdev != NULL);  in register_platform()
842 	pdev->desc = plat_call_back;  in register_platform()