USB: Add wakeup info to debugging messages

This patch (as1487) improves the usbcore debugging output for port
suspend and bus suspend, by stating whether or not remote wakeup is
enabled.

Signed-off-by: Alan Stern <stern@rowland.harvard.edu>
Acked-by: Greg Kroah-Hartman <gregkh@suse.de>
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>

2 files changed, 8 insertions, 8 deletions

diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c
index da582f4e486b..877e0e27b90a 100644
--- a/drivers/usb/core/hcd.c
+++ b/drivers/usb/core/hcd.c
@@ -1959,8 +1959,9 @@ int hcd_bus_suspend(struct usb_device *rhdev, pm_message_t msg)
         int             status;
         int             old_state = hcd->state;
 
-        dev_dbg(&rhdev->dev, "bus %s%s\n",
-                        (PMSG_IS_AUTO(msg) ? "auto-" : ""), "suspend");
+        dev_dbg(&rhdev->dev, "bus %ssuspend, wakeup %d\n",
+                        (PMSG_IS_AUTO(msg) ? "auto-" : ""),
+                        rhdev->do_remote_wakeup);
         if (HCD_DEAD(hcd)) {
                 dev_dbg(&rhdev->dev, "skipped %s of dead bus\n", "suspend");
                 return 0;
@@ -1995,8 +1996,8 @@ int hcd_bus_resume(struct usb_device *rhdev, pm_message_t msg)
         int             status;
         int             old_state = hcd->state;
 
-        dev_dbg(&rhdev->dev, "usb %s%s\n",
-                        (PMSG_IS_AUTO(msg) ? "auto-" : ""), "resume");
+        dev_dbg(&rhdev->dev, "usb %sresume\n",
+                        (PMSG_IS_AUTO(msg) ? "auto-" : ""));
         if (HCD_DEAD(hcd)) {
                 dev_dbg(&rhdev->dev, "skipped %s of dead bus\n", "resume");
                 return 0;
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index ee50e0bf84e8..13bc83240adb 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -2324,8 +2324,6 @@ int usb_port_suspend(struct usb_device *udev, pm_message_t msg)
         int             port1 = udev->portnum;
         int             status;
 
-        // dev_dbg(hub->intfdev, "suspend port %d\n", port1);
-
         /* enable remote wakeup when appropriate; this lets the device
          * wake up the upstream hub (including maybe the root hub).
          *
@@ -2371,8 +2369,9 @@ int usb_port_suspend(struct usb_device *udev, pm_message_t msg)
                         status = 0;
         } else {
                 /* device has up to 10 msec to fully suspend */
-                dev_dbg(&udev->dev, "usb %ssuspend\n",
-                                (PMSG_IS_AUTO(msg) ? "auto-" : ""));
+                dev_dbg(&udev->dev, "usb %ssuspend, wakeup %d\n",
+                                (PMSG_IS_AUTO(msg) ? "auto-" : ""),
+                                udev->do_remote_wakeup);
                 usb_set_device_state(udev, USB_STATE_SUSPENDED);
                 msleep(10);
         }