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authorFelipe Balbi <felipe.balbi@linux.intel.com>2016-11-03 13:53:29 +0200
committerFelipe Balbi <felipe.balbi@linux.intel.com>2016-11-08 12:52:12 +0200
commit2870e5013e199fab8ba6e4a0e7d0614d46dc9e36 (patch)
tree3315a6dad7d7819e87354eb4a469586e53f1a26c /drivers/usb/dwc3/trace.h
parent9cecca75b5a0da1bb70465ed3863db5cbf00850b (diff)
usb: dwc3: trace: add a tracepoint for ep enable/disable
instead of using a simple trace_printk() wrapper, let's add an actual tracepoint and print further details about the endpoint being operated upon. Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Diffstat (limited to 'drivers/usb/dwc3/trace.h')
-rw-r--r--drivers/usb/dwc3/trace.h51
1 files changed, 51 insertions, 0 deletions
diff --git a/drivers/usb/dwc3/trace.h b/drivers/usb/dwc3/trace.h
index b2153f231cf0..2b124f94d858 100644
--- a/drivers/usb/dwc3/trace.h
+++ b/drivers/usb/dwc3/trace.h
@@ -341,6 +341,57 @@ DEFINE_EVENT(dwc3_log_trb, dwc3_complete_trb,
TP_ARGS(dep, trb)
);
+DECLARE_EVENT_CLASS(dwc3_log_ep,
+ TP_PROTO(struct dwc3_ep *dep),
+ TP_ARGS(dep),
+ TP_STRUCT__entry(
+ __dynamic_array(char, name, DWC3_MSG_MAX)
+ __field(unsigned, maxpacket)
+ __field(unsigned, maxpacket_limit)
+ __field(unsigned, max_streams)
+ __field(unsigned, maxburst)
+ __field(unsigned, flags)
+ __field(unsigned, direction)
+ __field(u8, trb_enqueue)
+ __field(u8, trb_dequeue)
+ ),
+ TP_fast_assign(
+ snprintf(__get_str(name), DWC3_MSG_MAX, "%s", dep->name);
+ __entry->maxpacket = dep->endpoint.maxpacket;
+ __entry->maxpacket_limit = dep->endpoint.maxpacket_limit;
+ __entry->max_streams = dep->endpoint.max_streams;
+ __entry->maxburst = dep->endpoint.maxburst;
+ __entry->flags = dep->flags;
+ __entry->direction = dep->direction;
+ __entry->trb_enqueue = dep->trb_enqueue;
+ __entry->trb_dequeue = dep->trb_dequeue;
+ ),
+ TP_printk("%s: mps %d/%d streams %d burst %d ring %d/%d flags %c:%c%c%c%c%c:%c:%c",
+ __get_str(name), __entry->maxpacket,
+ __entry->maxpacket_limit, __entry->max_streams,
+ __entry->maxburst, __entry->trb_enqueue,
+ __entry->trb_dequeue,
+ __entry->flags & DWC3_EP_ENABLED ? 'E' : 'e',
+ __entry->flags & DWC3_EP_STALL ? 'S' : 's',
+ __entry->flags & DWC3_EP_WEDGE ? 'W' : 'w',
+ __entry->flags & DWC3_EP_BUSY ? 'B' : 'b',
+ __entry->flags & DWC3_EP_PENDING_REQUEST ? 'P' : 'p',
+ __entry->flags & DWC3_EP_MISSED_ISOC ? 'M' : 'm',
+ __entry->flags & DWC3_EP_END_TRANSFER_PENDING ? 'E' : 'e',
+ __entry->direction ? '<' : '>'
+ )
+);
+
+DEFINE_EVENT(dwc3_log_ep, dwc3_gadget_ep_enable,
+ TP_PROTO(struct dwc3_ep *dep),
+ TP_ARGS(dep)
+);
+
+DEFINE_EVENT(dwc3_log_ep, dwc3_gadget_ep_disable,
+ TP_PROTO(struct dwc3_ep *dep),
+ TP_ARGS(dep)
+);
+
#endif /* __DWC3_TRACE_H */
/* this part has to be here */