Lines Matching refs:dep

30 static void __dwc3_ep0_do_control_status(struct dwc3 *dwc, struct dwc3_ep *dep);
32 		struct dwc3_ep *dep, struct dwc3_request *req);
34 static void dwc3_ep0_prepare_one_trb(struct dwc3_ep *dep,
40 	dwc = dep->dwc;
41 	trb = &dwc->ep0_trb[dep->trb_enqueue];
44 		dep->trb_enqueue++;
60 	trace_dwc3_prepare_trb(dep, trb);
63 static int dwc3_ep0_start_trans(struct dwc3_ep *dep)
69 	if (dep->flags & DWC3_EP_TRANSFER_STARTED)
72 	dwc = dep->dwc;
78 	ret = dwc3_send_gadget_ep_cmd(dep, DWC3_DEPCMD_STARTTRANSFER, &params);
87 static int __dwc3_gadget_ep0_queue(struct dwc3_ep *dep,
90 	struct dwc3		*dwc = dep->dwc;
94 	req->epnum		= dep->number;
96 	list_add_tail(&req->list, &dep->pending_list);
107 	if (dep->flags & DWC3_EP_PENDING_REQUEST) {
110 		direction = !!(dep->flags & DWC3_EP0_DIR_IN);
119 		dep->flags &= ~(DWC3_EP_PENDING_REQUEST |
182 		dep->flags &= ~DWC3_EP0_DIR_IN;
192 	struct dwc3_ep			*dep = to_dwc3_ep(ep);
193 	struct dwc3			*dwc = dep->dwc;
200 	if (!dep->endpoint.desc || !dwc->pullups_connected) {
202 				dep->name);
208 	if (!list_empty(&dep->pending_list)) {
213 	ret = __dwc3_gadget_ep0_queue(dep, req);
223 	struct dwc3_ep		*dep;
226 	dep = dwc->eps[1];
227 	dep->flags = DWC3_EP_ENABLED;
230 	dep = dwc->eps[0];
231 	__dwc3_gadget_ep_set_halt(dep, 1, false);
232 	dep->flags = DWC3_EP_ENABLED;
235 	if (!list_empty(&dep->pending_list)) {
238 		req = next_request(&dep->pending_list);
240 			dwc3_gadget_giveback(dep, req, -ESHUTDOWN);
242 			dwc3_gadget_giveback(dep, req, -ECONNRESET);
251 	struct dwc3_ep			*dep = to_dwc3_ep(ep);
252 	struct dwc3			*dwc = dep->dwc;
261 	struct dwc3_ep			*dep = to_dwc3_ep(ep);
262 	struct dwc3			*dwc = dep->dwc;
275 	struct dwc3_ep			*dep;
280 	dep = dwc->eps[0];
281 	dwc3_ep0_prepare_one_trb(dep, dwc->ep0_trb_addr, 8,
283 	ret = dwc3_ep0_start_trans(dep);
289 	struct dwc3_ep		*dep;
297 	dep = dwc->eps[epnum];
298 	if (dep == NULL)
301 	if (dep->flags & DWC3_EP_ENABLED)
302 		return dep;
316 	struct dwc3_ep		*dep;
355 		dep = dwc3_wIndex_to_dep(dwc, ctrl->wIndex);
356 		if (!dep)
359 		if (dep->flags & DWC3_EP_STALL)
369 	dep = dwc->eps[0];
370 	dwc->ep0_usb_req.dep = dep;
375 	return __dwc3_gadget_ep0_queue(dep, &dwc->ep0_usb_req);
515 	struct dwc3_ep		*dep;
523 		dep = dwc3_wIndex_to_dep(dwc, ctrl->wIndex);
524 		if (!dep)
527 		if (set == 0 && (dep->flags & DWC3_EP_WEDGE))
530 		ret = __dwc3_gadget_ep_set_halt(dep, set, true);
535 		if (!set && (dep->flags & DWC3_EP_END_TRANSFER_PENDING))
666 	struct dwc3_ep	*dep = to_dwc3_ep(ep);
667 	struct dwc3	*dwc = dep->dwc;
710 	struct dwc3_ep	*dep;
733 	dep = dwc->eps[0];
734 	dwc->ep0_usb_req.dep = dep;
735 	dwc->ep0_usb_req.request.length = dep->endpoint.maxpacket;
739 	return __dwc3_gadget_ep0_queue(dep, &dwc->ep0_usb_req);
892 	struct dwc3_ep		*dep;
896 	dep = dwc->eps[0];
899 	trace_dwc3_complete_trb(dep, trb);
901 	if (!list_empty(&dep->pending_list)) {
902 		r = next_request(&dep->pending_list);
904 		dwc3_gadget_giveback(dep, r, 0);
930 	struct dwc3_ep		*dep = dwc->eps[event->endpoint_number];
932 	dep->flags &= ~DWC3_EP_TRANSFER_STARTED;
933 	dep->resource_index = 0;
954 		struct dwc3_ep *dep, struct dwc3_request *req)
959 	req->direction = !!dep->number;
963 			trb_length = dep->endpoint.maxpacket;
965 		dwc3_ep0_prepare_one_trb(dep, dwc->bounce_addr, trb_length,
967 		ret = dwc3_ep0_start_trans(dep);
968 	} else if (!IS_ALIGNED(req->request.length, dep->endpoint.maxpacket)
969 			&& (dep->number == 0)) {
974 				&req->request, dep->number);
978 		maxpacket = dep->endpoint.maxpacket;
983 		dwc3_ep0_prepare_one_trb(dep, req->request.dma,
988 		req->trb = &dwc->ep0_trb[dep->trb_enqueue - 1];
991 		dwc3_ep0_prepare_one_trb(dep, dwc->bounce_addr,
995 		ret = dwc3_ep0_start_trans(dep);
996 	} else if (IS_ALIGNED(req->request.length, dep->endpoint.maxpacket) &&
1000 				&req->request, dep->number);
1005 		dwc3_ep0_prepare_one_trb(dep, req->request.dma,
1010 		req->trb = &dwc->ep0_trb[dep->trb_enqueue - 1];
1013 			trb_length = dep->endpoint.maxpacket;
1016 		dwc3_ep0_prepare_one_trb(dep, dwc->bounce_addr,
1019 		ret = dwc3_ep0_start_trans(dep);
1022 				&req->request, dep->number);
1026 		dwc3_ep0_prepare_one_trb(dep, req->request.dma,
1030 		req->trb = &dwc->ep0_trb[dep->trb_enqueue];
1032 		ret = dwc3_ep0_start_trans(dep);
1038 static int dwc3_ep0_start_control_status(struct dwc3_ep *dep)
1040 	struct dwc3		*dwc = dep->dwc;
1046 	dwc3_ep0_prepare_one_trb(dep, dwc->ep0_trb_addr, 0, type, false);
1047 	return dwc3_ep0_start_trans(dep);
1050 static void __dwc3_ep0_do_control_status(struct dwc3 *dwc, struct dwc3_ep *dep)
1052 	WARN_ON(dwc3_ep0_start_control_status(dep));
1058 	struct dwc3_ep		*dep = dwc->eps[event->endpoint_number];
1060 	__dwc3_ep0_do_control_status(dwc, dep);
1075 static void dwc3_ep0_end_control_data(struct dwc3 *dwc, struct dwc3_ep *dep)
1081 	if (!dep->resource_index)
1086 	cmd |= DWC3_DEPCMD_PARAM(dep->resource_index);
1088 	ret = dwc3_send_gadget_ep_cmd(dep, cmd, &params);
1090 	dep->resource_index = 0;
1108 			struct dwc3_ep	*dep = dwc->eps[dwc->ep0_expect_in];
1111 			dwc3_ep0_end_control_data(dwc, dep);
1125 			struct dwc3_ep *dep = dwc->eps[0];
1133 			if (!list_empty(&dep->pending_list)) {
1150 	struct dwc3_ep	*dep = dwc->eps[event->endpoint_number];
1170 			dep->flags &= ~DWC3_EP_END_TRANSFER_PENDING;
1171 			dep->flags &= ~DWC3_EP_TRANSFER_STARTED;