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USB: Composite framework: Add suspended sysfs entry

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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>
This commit is contained in:
Fabien Chouteau
2010-04-23 14:21:26 +02:00
committed by Greg Kroah-Hartman
parent 326b4810cc
commit f48cf80f93
4 changed files with 35 additions and 0 deletions
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4
include/linux/usb/gadget.h
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@@ -494,6 +494,10 @@ static inline void set_gadget_data(struct usb_gadget *gadget, void *data)
{ dev_set_drvdata(&gadget->dev, data); }
static inline void *get_gadget_data(struct usb_gadget *gadget)
{ return dev_get_drvdata(&gadget->dev); }
static inline struct usb_gadget *dev_to_usb_gadget(struct device *dev)
{
return container_of(dev, struct usb_gadget, dev);
}
/* iterates the non-control endpoints; 'tmp' is a struct usb_ep pointer */
#define gadget_for_each_ep(tmp,gadget) \