xhci: Add busnumber to port tracing

With several xhci controllers active at the same time its hard to
keep track of ports without knowing bus number
Signed-off-by: Mathias Nyman <mathias.nyman@linux.intel.com>
Link: https://lore.kernel.org/r/20231019102924.2797346-3-mathias.nyman@linux.intel.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/usb/host/xhci-trace.h

@@ -512,14 +512,17 @@ DECLARE_EVENT_CLASS(xhci_log_portsc,
 		    TP_PROTO(struct xhci_port *port, u32 portsc),
 		    TP_ARGS(port, portsc),
 		    TP_STRUCT__entry(
+				     __field(u32, busnum)
 				     __field(u32, portnum)
 				     __field(u32, portsc)
 				     ),
 		    TP_fast_assign(
+				   __entry->busnum = port->rhub->hcd->self.busnum;
 				   __entry->portnum = port->hcd_portnum;
 				   __entry->portsc = portsc;
 				   ),
-		    TP_printk("port-%d: %s",
+		    TP_printk("port %d-%d: %s",
+			      __entry->busnum,
 			      __entry->portnum,
 			      xhci_decode_portsc(__get_buf(XHCI_MSG_MAX), __entry->portsc)
 			      )