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>
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index ee50e0b..13bc832 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -2324,8 +2324,6 @@
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 @@
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);
}