aboutsummaryrefslogtreecommitdiff
path: root/include/linux/usb/gadget.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/linux/usb/gadget.h')
-rw-r--r--include/linux/usb/gadget.h6
1 files changed, 4 insertions, 2 deletions
diff --git a/include/linux/usb/gadget.h b/include/linux/usb/gadget.h
index 0460a746480..bbf45d500b6 100644
--- a/include/linux/usb/gadget.h
+++ b/include/linux/usb/gadget.h
@@ -598,6 +598,7 @@ static inline int usb_gadget_clear_selfpowered(struct usb_gadget *gadget)
/**
* usb_gadget_vbus_connect - Notify controller that VBUS is powered
* @gadget:The device which now has VBUS power.
+ * Context: can sleep
*
* This call is used by a driver for an external transceiver (or GPIO)
* that detects a VBUS power session starting. Common responses include
@@ -636,6 +637,7 @@ static inline int usb_gadget_vbus_draw(struct usb_gadget *gadget, unsigned mA)
/**
* usb_gadget_vbus_disconnect - notify controller about VBUS session end
* @gadget:the device whose VBUS supply is being described
+ * Context: can sleep
*
* This call is used by a driver for an external transceiver (or GPIO)
* that detects a VBUS power session ending. Common responses include
@@ -792,19 +794,20 @@ struct usb_gadget_driver {
/**
* usb_gadget_register_driver - register a gadget driver
* @driver:the driver being registered
+ * Context: can sleep
*
* Call this in your gadget driver's module initialization function,
* to tell the underlying usb controller driver about your driver.
* The driver's bind() function will be called to bind it to a
* gadget before this registration call returns. It's expected that
* the bind() functions will be in init sections.
- * This function must be called in a context that can sleep.
*/
int usb_gadget_register_driver(struct usb_gadget_driver *driver);
/**
* usb_gadget_unregister_driver - unregister a gadget driver
* @driver:the driver being unregistered
+ * Context: can sleep
*
* Call this in your gadget driver's module cleanup function,
* to tell the underlying usb controller that your driver is
@@ -813,7 +816,6 @@ int usb_gadget_register_driver(struct usb_gadget_driver *driver);
* to unbind() and clean up any device state, before this procedure
* finally returns. It's expected that the unbind() functions
* will in in exit sections, so may not be linked in some kernels.
- * This function must be called in a context that can sleep.
*/
int usb_gadget_unregister_driver(struct usb_gadget_driver *driver);