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Commit b27972b5 authored by Felipe Balbi's avatar Felipe Balbi
Browse files

usb: dwc3: trace: print out event status too 



This will make it easier to figure out the reason for the event. That
information really helps debugging certain problems.

Signed-off-by: default avatarFelipe Balbi <felipe.balbi@linux.intel.com>
parent 8b3b7b66

drivers/usb/dwc3/debug.h

+16 −4
Original line number Diff line number Diff line
@@ -475,21 +475,33 @@ dwc3_ep_event_string(char *str, const struct dwc3_event_depevt *event, 
	if (ret < 0)

		return "UNKNOWN";



	status = event->status;



	switch (event->endpoint_event) {

	case DWC3_DEPEVT_XFERCOMPLETE:

		strcat(str, "Transfer Complete");

		len = strlen(str);

		sprintf(str + len, "Transfer Complete (%c%c%c)",

				status & DEPEVT_STATUS_SHORT ? 'S' : 's',

				status & DEPEVT_STATUS_IOC ? 'I' : 'i',

				status & DEPEVT_STATUS_LST ? 'L' : 'l');



		len = strlen(str);



		if (epnum <= 1)

			sprintf(str + len, " [%s]", dwc3_ep0_state_string(ep0state));

		break;

	case DWC3_DEPEVT_XFERINPROGRESS:

		strcat(str, "Transfer In-Progress");

		len = strlen(str);



		sprintf(str + len, "Transfer In Progress (%c%c%c)",

				status & DEPEVT_STATUS_SHORT ? 'S' : 's',

				status & DEPEVT_STATUS_IOC ? 'I' : 'i',

				status & DEPEVT_STATUS_LST ? 'M' : 'm');

		break;

	case DWC3_DEPEVT_XFERNOTREADY:

		strcat(str, "Transfer Not Ready");

		status = event->status & DEPEVT_STATUS_TRANSFER_ACTIVE;

		strcat(str, status ? " (Active)" : " (Not Active)");

		strcat(str, status & DEPEVT_STATUS_TRANSFER_ACTIVE ?

				" (Active)" : " (Not Active)");



		/* Control Endpoints */

		if (epnum <= 1) {