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Commit 3f8499ac authored by Mathias Nyman's avatar Mathias Nyman Committed by Greg Kroah-Hartman
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xhci: add port status tracing for Get Hub Status requests 



Trace the port status of each port of a roothub when
the xhci roothub receives a Get Hub Status request.

Signed-off-by: default avatarMathias Nyman <mathias.nyman@linux.intel.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 28c06e58

drivers/usb/host/xhci-hub.c

+2 −0
Original line number Diff line number Diff line
@@ -1443,6 +1443,8 @@ int xhci_hub_status_data(struct usb_hcd *hcd, char *buf) 
			retval = -ENODEV;

			break;

		}

		trace_xhci_hub_status_data(i, temp);



		if ((temp & mask) != 0 ||

			(bus_state->port_c_suspend & 1 << i) ||

			(bus_state->resume_done[i] && time_after_eq(

drivers/usb/host/xhci-trace.h

+5 −0
Original line number Diff line number Diff line
@@ -499,6 +499,11 @@ DEFINE_EVENT(xhci_log_portsc, xhci_get_port_status, 
	     TP_ARGS(portnum, portsc)

);



DEFINE_EVENT(xhci_log_portsc, xhci_hub_status_data,

	     TP_PROTO(u32 portnum, u32 portsc),

	     TP_ARGS(portnum, portsc)

);



DECLARE_EVENT_CLASS(xhci_dbc_log_request,

	TP_PROTO(struct dbc_request *req),

	TP_ARGS(req),