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Commit fa8d965d authored by Felipe Balbi's avatar Felipe Balbi
Browse files

usb: dwc3: trace: pretty print high-bandwidth transfers too 



In case of periodic transfers, let's pretty print
the size field as a multiplier followed by length,
such as :

	3x 1024

instead of:

	33555456

Signed-off-by: default avatarFelipe Balbi <felipe.balbi@linux.intel.com>
parent 9d8ee9c4

drivers/usb/dwc3/trace.h

+23 −2
Original line number Diff line number Diff line
@@ -239,6 +239,7 @@ DECLARE_EVENT_CLASS(dwc3_log_trb, 
		__field(u32, bph)

		__field(u32, size)

		__field(u32, ctrl)

		__field(u32, type)

	),

	TP_fast_assign(

		snprintf(__get_str(name), DWC3_MSG_MAX, "%s", dep->name);
@@ -249,11 +250,31 @@ DECLARE_EVENT_CLASS(dwc3_log_trb, 
		__entry->bph = trb->bph;

		__entry->size = trb->size;

		__entry->ctrl = trb->ctrl;

		__entry->type = usb_endpoint_type(dep->endpoint.desc);

	),

	TP_printk("%s: %d/%d trb %p buf %08x%08x size %d ctrl %08x (%c%c%c%c:%c%c:%s)",

	TP_printk("%s: %d/%d trb %p buf %08x%08x size %s%d ctrl %08x (%c%c%c%c:%c%c:%s)",

		__get_str(name), __entry->queued, __entry->allocated,

		__entry->trb, __entry->bph, __entry->bpl,

		__entry->size, __entry->ctrl,

		({char *s;

		int pcm = ((__entry->size >> 24) & 3) + 1;

		switch (__entry->type) {

		case USB_ENDPOINT_XFER_INT:

		case USB_ENDPOINT_XFER_ISOC:

			switch (pcm) {

			case 1:

				s = "1x ";

				break;

			case 2:

				s = "2x ";

				break;

			case 3:

				s = "3x ";

				break;

			}

		default:

			s = "";

		} s; }),

		DWC3_TRB_SIZE_LENGTH(__entry->size), __entry->ctrl,

		__entry->ctrl & DWC3_TRB_CTRL_HWO ? 'H' : 'h',

		__entry->ctrl & DWC3_TRB_CTRL_LST ? 'L' : 'l',

		__entry->ctrl & DWC3_TRB_CTRL_CHN ? 'C' : 'c',