[PATCHv5 10/11] USB: gadget: composite: addad disconnect callback

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Added a disconnect() callback to compasite devices which
is called by composite glue when its disconnect callback
is called by gadget.

Signed-off-by: Michal Nazarewicz <m.nazarewicz@xxxxxxxxxxx>
Signed-off-by: Kyungmin Park <kyungmin.park@xxxxxxxxxxx>
Acked-by: David Brownell <dbrownell@xxxxxxxxxxxxxxxxxxxxx>
---
 drivers/usb/gadget/composite.c |    2 ++
 include/linux/usb/composite.h  |    2 ++
 2 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/drivers/usb/gadget/composite.c b/drivers/usb/gadget/composite.c
index 125167e..e483f80 100644
--- a/drivers/usb/gadget/composite.c
+++ b/drivers/usb/gadget/composite.c
@@ -956,6 +956,8 @@ static void composite_disconnect(struct usb_gadget *gadget)
 	spin_lock_irqsave(&cdev->lock, flags);
 	if (cdev->config)
 		reset_config(cdev);
+	if (composite->disconnect)
+		composite->disconnect(cdev);
 	spin_unlock_irqrestore(&cdev->lock, flags);
 }
 
diff --git a/include/linux/usb/composite.h b/include/linux/usb/composite.h
index f378075..890bc14 100644
--- a/include/linux/usb/composite.h
+++ b/include/linux/usb/composite.h
@@ -276,6 +276,8 @@ struct usb_composite_driver {
 	int			(*bind)(struct usb_composite_dev *);
 	int			(*unbind)(struct usb_composite_dev *);
 
+	void			(*disconnect)(struct usb_composite_dev *);
+
 	/* global suspend hooks */
 	void			(*suspend)(struct usb_composite_dev *);
 	void			(*resume)(struct usb_composite_dev *);
-- 
1.7.1

--
To unsubscribe from this list: send the line "unsubscribe linux-usb" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html


[Index of Archives]     [Linux Media]     [Linux Input]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]     [Old Linux USB Devel Archive]

  Powered by Linux