USB: Composite framework: Add suspended sysfs entry

This patch adds a sysfs entry (/sys/devices/platform/_UDC_/gadget/suspended) to
show the suspend state of an USB composite gadget.

Signed-off-by: Fabien Chouteau <fabien.chouteau@barco.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 1 insertions, 0 deletions

diff --git a/include/linux/usb/composite.h b/include/linux/usb/composite.h
index 738ea1a691cb..139353efad34 100644
--- a/include/linux/usb/composite.h
+++ b/include/linux/usb/composite.h
@@ -326,6 +326,7 @@ struct usb_composite_dev {
 
         /* private: */
         /* internals */
+        unsigned int                    suspended:1;
         struct usb_device_descriptor    desc;
         struct list_head                configs;
         struct usb_composite_driver     *driver;