diff options
| author | Andrzej Pietrasiewicz | 2013-09-26 14:38:15 +0200 |
|---|---|---|
| committer | Felipe Balbi | 2013-10-01 16:50:22 +0200 |
| commit | 092a4bd069fcca09f345a79c8abdc945cf6b1b57 (patch) | |
| tree | 762316f09bdc5a52baeecad450d275ba3f145827 /drivers/usb/gadget | |
| parent | usb: gadget: Use ERR_CAST inlined function instead of ERR_PTR(PTR_ERR(...)) (diff) | |
| download | kernel-qcow2-linux-092a4bd069fcca09f345a79c8abdc945cf6b1b57.tar.gz kernel-qcow2-linux-092a4bd069fcca09f345a79c8abdc945cf6b1b57.tar.xz kernel-qcow2-linux-092a4bd069fcca09f345a79c8abdc945cf6b1b57.zip | |
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>
Diffstat (limited to 'drivers/usb/gadget')
| -rw-r--r-- | drivers/usb/gadget/configfs.c | 8 | ||||
| -rw-r--r-- | drivers/usb/gadget/configfs.h | 6 |
2 files changed, 14 insertions, 0 deletions
diff --git a/drivers/usb/gadget/configfs.c b/drivers/usb/gadget/configfs.c index 1bfacbfca1d8..25885112fa35 100644 --- a/drivers/usb/gadget/configfs.c +++ b/drivers/usb/gadget/configfs.c @@ -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; diff --git a/drivers/usb/gadget/configfs.h b/drivers/usb/gadget/configfs.h new file mode 100644 index 000000000000..a7b564a913d1 --- /dev/null +++ b/drivers/usb/gadget/configfs.h @@ -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 */ |