usb: gadget: configfs: add a method to unregister the gadget

Add a method to unregister the gadget using its config_item.

There can be functions (e.g. mass storage), which in some circumstances
need the gadget stopped. Add a method of stopping the gadget.

Signed-off-by: Andrzej Pietrasiewicz <andrzej.p@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
This commit is contained in:
Andrzej Pietrasiewicz 2013-09-26 14:38:15 +02:00 committed by Felipe Balbi
parent a346941152
commit 092a4bd069
2 changed files with 14 additions and 0 deletions

View File

@ -991,6 +991,14 @@ static struct configfs_subsystem gadget_subsys = {
.su_mutex = __MUTEX_INITIALIZER(gadget_subsys.su_mutex),
};
void unregister_gadget_item(struct config_item *item)
{
struct gadget_info *gi = to_gadget_info(item);
unregister_gadget(gi);
}
EXPORT_SYMBOL(unregister_gadget_item);
static int __init gadget_cfs_init(void)
{
int ret;

View File

@ -0,0 +1,6 @@
#ifndef USB__GADGET__CONFIGFS__H
#define USB__GADGET__CONFIGFS__H
void unregister_gadget_item(struct config_item *item);
#endif /* USB__GADGET__CONFIGFS__H */