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);
36 static void dwc3_ep0_prepare_one_trb(struct dwc3_ep *dep,
42 	dwc = dep->dwc;
43 	trb = &dwc->ep0_trb[dep->trb_enqueue];
46 		dep->trb_enqueue++;
62 	trace_dwc3_prepare_trb(dep, trb);
65 static int dwc3_ep0_start_trans(struct dwc3_ep *dep)
71 	if (dep->flags & DWC3_EP_TRANSFER_STARTED)
74 	dwc = dep->dwc;
80 	ret = dwc3_send_gadget_ep_cmd(dep, DWC3_DEPCMD_STARTTRANSFER, &params);
89 static int __dwc3_gadget_ep0_queue(struct dwc3_ep *dep,
92 	struct dwc3		*dwc = dep->dwc;
96 	req->epnum		= dep->number;
98 	list_add_tail(&req->list, &dep->pending_list);
109 	if (dep->flags & DWC3_EP_PENDING_REQUEST) {
112 		direction = !!(dep->flags & DWC3_EP0_DIR_IN);
121 		dep->flags &= ~(DWC3_EP_PENDING_REQUEST |
184 		dep->flags &= ~DWC3_EP0_DIR_IN;
194 	struct dwc3_ep			*dep = to_dwc3_ep(ep);
195 	struct dwc3			*dwc = dep->dwc;
202 	if (!dep->endpoint.desc || !dwc->pullups_connected || !dwc->connected) {
204 				dep->name);
210 	if (!list_empty(&dep->pending_list)) {
215 	ret = __dwc3_gadget_ep0_queue(dep, req);
225 	struct dwc3_ep		*dep;
228 	dep = dwc->eps[1];
229 	dep->flags = DWC3_EP_ENABLED;
232 	dep = dwc->eps[0];
233 	__dwc3_gadget_ep_set_halt(dep, 1, false);
234 	dep->flags = DWC3_EP_ENABLED;
237 	if (!list_empty(&dep->pending_list)) {
240 		req = next_request(&dep->pending_list);
242 			dwc3_gadget_giveback(dep, req, -ESHUTDOWN);
244 			dwc3_gadget_giveback(dep, req, -ECONNRESET);
255 	struct dwc3_ep			*dep = to_dwc3_ep(ep);
256 	struct dwc3			*dwc = dep->dwc;
265 	struct dwc3_ep			*dep = to_dwc3_ep(ep);
266 	struct dwc3			*dwc = dep->dwc;
279 	struct dwc3_ep			*dep;
285 	dep = dwc->eps[0];
286 	dwc3_ep0_prepare_one_trb(dep, dwc->ep0_trb_addr, 8,
288 	ret = dwc3_ep0_start_trans(dep);
310 	struct dwc3_ep		*dep;
318 	dep = dwc->eps[epnum];
319 	if (dep == NULL)
322 	if (dep->flags & DWC3_EP_ENABLED)
323 		return dep;
337 	struct dwc3_ep		*dep;
379 		dep = dwc3_wIndex_to_dep(dwc, ctrl->wIndex);
380 		if (!dep)
383 		if (dep->flags & DWC3_EP_STALL)
393 	dep = dwc->eps[0];
394 	dwc->ep0_usb_req.dep = dep;
399 	return __dwc3_gadget_ep0_queue(dep, &dwc->ep0_usb_req);
537 	struct dwc3_ep		*dep;
545 		dep = dwc3_wIndex_to_dep(dwc, ctrl->wIndex);
546 		if (!dep)
549 		if (set == 0 && (dep->flags & DWC3_EP_WEDGE))
552 		ret = __dwc3_gadget_ep_set_halt(dep, set, true);
557 		if (!set && (dep->flags & DWC3_EP_END_TRANSFER_PENDING))
692 	struct dwc3_ep	*dep = to_dwc3_ep(ep);
693 	struct dwc3	*dwc = dep->dwc;
736 	struct dwc3_ep	*dep;
759 	dep = dwc->eps[0];
760 	dwc->ep0_usb_req.dep = dep;
761 	dwc->ep0_usb_req.request.length = dep->endpoint.maxpacket;
765 	return __dwc3_gadget_ep0_queue(dep, &dwc->ep0_usb_req);
918 	struct dwc3_ep		*dep;
922 	dep = dwc->eps[0];
925 	trace_dwc3_complete_trb(dep, trb);
927 	if (!list_empty(&dep->pending_list)) {
928 		r = next_request(&dep->pending_list);
930 		dwc3_gadget_giveback(dep, r, 0);
956 	struct dwc3_ep		*dep = dwc->eps[event->endpoint_number];
958 	dep->flags &= ~DWC3_EP_TRANSFER_STARTED;
959 	dep->resource_index = 0;
980 		struct dwc3_ep *dep, struct dwc3_request *req)
985 	req->direction = !!dep->number;
989 			trb_length = dep->endpoint.maxpacket;
991 		dwc3_ep0_prepare_one_trb(dep, dwc->bounce_addr, trb_length,
993 		ret = dwc3_ep0_start_trans(dep);
994 	} else if (!IS_ALIGNED(req->request.length, dep->endpoint.maxpacket)
995 			&& (dep->number == 0)) {
1000 				&req->request, dep->number);
1004 		maxpacket = dep->endpoint.maxpacket;
1009 		dwc3_ep0_prepare_one_trb(dep, req->request.dma,
1014 		req->trb = &dwc->ep0_trb[dep->trb_enqueue - 1];
1017 		dwc3_ep0_prepare_one_trb(dep, dwc->bounce_addr,
1021 		ret = dwc3_ep0_start_trans(dep);
1022 	} else if (IS_ALIGNED(req->request.length, dep->endpoint.maxpacket) &&
1026 				&req->request, dep->number);
1031 		dwc3_ep0_prepare_one_trb(dep, req->request.dma,
1036 		req->trb = &dwc->ep0_trb[dep->trb_enqueue - 1];
1039 			trb_length = dep->endpoint.maxpacket;
1042 		dwc3_ep0_prepare_one_trb(dep, dwc->bounce_addr,
1045 		ret = dwc3_ep0_start_trans(dep);
1048 				&req->request, dep->number);
1052 		dwc3_ep0_prepare_one_trb(dep, req->request.dma,
1056 		req->trb = &dwc->ep0_trb[dep->trb_enqueue];
1058 		ret = dwc3_ep0_start_trans(dep);
1064 static int dwc3_ep0_start_control_status(struct dwc3_ep *dep)
1066 	struct dwc3		*dwc = dep->dwc;
1072 	dwc3_ep0_prepare_one_trb(dep, dwc->ep0_trb_addr, 0, type, false);
1073 	return dwc3_ep0_start_trans(dep);
1076 static void __dwc3_ep0_do_control_status(struct dwc3 *dwc, struct dwc3_ep *dep)
1078 	WARN_ON(dwc3_ep0_start_control_status(dep));
1084 	struct dwc3_ep		*dep = dwc->eps[event->endpoint_number];
1086 	__dwc3_ep0_do_control_status(dwc, dep);
1102 void dwc3_ep0_end_control_data(struct dwc3 *dwc, struct dwc3_ep *dep)
1113 	if (!dep->resource_index && dep->number)
1118 	cmd |= DWC3_DEPCMD_PARAM(dep->resource_index);
1120 	ret = dwc3_send_gadget_ep_cmd(dep, cmd, &params);
1122 	dep->resource_index = 0;
1142 			struct dwc3_ep	*dep = dwc->eps[dwc->ep0_expect_in];
1145 			dwc3_ep0_end_control_data(dwc, dep);
1164 			struct dwc3_ep *dep = dwc->eps[0];
1172 			if (!list_empty(&dep->pending_list)) {
1189 	struct dwc3_ep	*dep = dwc->eps[event->endpoint_number];
1209 			dep->flags &= ~DWC3_EP_END_TRANSFER_PENDING;
1210 			dep->flags &= ~DWC3_EP_TRANSFER_STARTED;