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Commit ec5e795c authored by Felipe Balbi's avatar Felipe Balbi
Browse files

usb: dwc3: gadget: purge dev_dbg() calls 



The last few dev_dbg() messages are converted to
tracepoints and we can finally ignore dev_dbg()
messages during debug sessions.

Signed-off-by: default avatarFelipe Balbi <balbi@ti.com>
parent bb423984

drivers/usb/dwc3/gadget.c

+21 −16
Original line number Diff line number Diff line
@@ -265,9 +265,6 @@ void dwc3_gadget_giveback(struct dwc3_ep *dep, struct dwc3_request *req, 
		usb_gadget_unmap_request(&dwc->gadget, &req->request,

				req->direction);



	dev_dbg(dwc->dev, "request %p from %s completed %d/%d ===> %d\n",

			req, dep->name, req->request.actual,

			req->request.length, status);

	trace_dwc3_gadget_giveback(req);



	spin_unlock(&dwc->lock);
@@ -985,8 +982,6 @@ static int __dwc3_gadget_kick_transfer(struct dwc3_ep *dep, u16 cmd_param, 
	cmd |= DWC3_DEPCMD_PARAM(cmd_param);

	ret = dwc3_send_gadget_ep_cmd(dwc, dep->number, cmd, &params);

	if (ret < 0) {

		dev_dbg(dwc->dev, "failed to send STARTTRANSFER command\n");



		/*

		 * FIXME we need to iterate over the list of requests

		 * here and stop, unmap, free and del each of the linked
@@ -1045,13 +1040,16 @@ static int __dwc3_gadget_ep_queue(struct dwc3_ep *dep, struct dwc3_request *req) 
	int			ret;



	if (!dep->endpoint.desc) {

		dev_dbg(dwc->dev, "trying to queue request %p to disabled %s\n",

		dwc3_trace(trace_dwc3_gadget,

				"trying to queue request %p to disabled %s\n",

				&req->request, dep->endpoint.name);

		return -ESHUTDOWN;

	}



	if (WARN(req->dep != dep, "request %p belongs to '%s'\n",

				&req->request, req->dep->name)) {

		dwc3_trace(trace_dwc3_gadget, "request %p belongs to '%s'\n",

				&req->request, req->dep->name);

		return -EINVAL;

	}
@@ -1152,7 +1150,8 @@ static int __dwc3_gadget_ep_queue(struct dwc3_ep *dep, struct dwc3_request *req) 


out:

	if (ret && ret != -EBUSY)

		dev_dbg(dwc->dev, "%s: failed to kick transfers\n",

		dwc3_trace(trace_dwc3_gadget,

				"%s: failed to kick transfers\n",

				dep->name);

	if (ret == -EBUSY)

		ret = 0;
@@ -1242,7 +1241,8 @@ int __dwc3_gadget_ep_set_halt(struct dwc3_ep *dep, int value, int protocol) 
		if (!protocol && ((dep->direction && dep->flags & DWC3_EP_BUSY) ||

				(!list_empty(&dep->req_queued) ||

				 !list_empty(&dep->request_list)))) {

			dev_dbg(dwc->dev, "%s: pending request, cannot halt\n",

			dwc3_trace(trace_dwc3_gadget,

					"%s: pending request, cannot halt\n",

					dep->name);

			return -EAGAIN;

		}
@@ -1369,7 +1369,7 @@ static int dwc3_gadget_wakeup(struct usb_gadget *g) 


	speed = reg & DWC3_DSTS_CONNECTSPD;

	if (speed == DWC3_DSTS_SUPERSPEED) {

		dev_dbg(dwc->dev, "no wakeup on SuperSpeed\n");

		dwc3_trace(trace_dwc3_gadget, "no wakeup on SuperSpeed\n");

		ret = -EINVAL;

		goto out;

	}
@@ -1381,8 +1381,9 @@ static int dwc3_gadget_wakeup(struct usb_gadget *g) 
	case DWC3_LINK_STATE_U3:	/* in HS, means SUSPEND */

		break;

	default:

		dev_dbg(dwc->dev, "can't wakeup from link state %d\n",

				link_state);

		dwc3_trace(trace_dwc3_gadget,

				"can't wakeup from '%s'\n",

				dwc3_gadget_link_string(link_state));

		ret = -EINVAL;

		goto out;

	}
@@ -1821,7 +1822,8 @@ static int __dwc3_cleanup_done_trbs(struct dwc3 *dwc, struct dwc3_ep *dep, 
		if (count) {

			trb_status = DWC3_TRB_SIZE_TRBSTS(trb->size);

			if (trb_status == DWC3_TRBSTS_MISSED_ISOC) {

				dev_dbg(dwc->dev, "incomplete IN transfer %s\n",

				dwc3_trace(trace_dwc3_gadget,

						"%s: incomplete IN transfer\n",

						dep->name);

				/*

				 * If missed isoc occurred and there is
@@ -2000,7 +2002,8 @@ static void dwc3_endpoint_interrupt(struct dwc3 *dwc, 
		dep->resource_index = 0;



		if (usb_endpoint_xfer_isoc(dep->endpoint.desc)) {

			dev_dbg(dwc->dev, "%s is an Isochronous endpoint\n",

			dwc3_trace(trace_dwc3_gadget,

					"%s is an Isochronous endpoint\n",

					dep->name);

			return;

		}
@@ -2027,7 +2030,8 @@ static void dwc3_endpoint_interrupt(struct dwc3 *dwc, 
			if (!ret || ret == -EBUSY)

				return;



			dev_dbg(dwc->dev, "%s: failed to kick transfers\n",

			dwc3_trace(trace_dwc3_gadget,

					"%s: failed to kick transfers\n",

					dep->name);

		}
@@ -2049,11 +2053,12 @@ static void dwc3_endpoint_interrupt(struct dwc3 *dwc, 
		case DEPEVT_STREAMEVT_NOTFOUND:

			/* FALLTHROUGH */

		default:

			dev_dbg(dwc->dev, "Couldn't find suitable stream\n");

			dwc3_trace(trace_dwc3_gadget,

					"unable to find suitable stream\n");

		}

		break;

	case DWC3_DEPEVT_RXTXFIFOEVT:

		dev_dbg(dwc->dev, "%s FIFO Overrun\n", dep->name);

		dwc3_trace(trace_dwc3_gadget, "%s FIFO Overrun\n", dep->name);

		break;

	case DWC3_DEPEVT_EPCMDCMPLT:

		dwc3_trace(trace_dwc3_gadget, "Endpoint Command Complete");