It is used for udc to pullup dp when necessary
Signed-off-by: Peter Chen <[email protected]>
---
drivers/usb/gadget/composite.c | 13 +++++++++++++
1 file changed, 13 insertions(+)
diff --git a/drivers/usb/gadget/composite.c b/drivers/usb/gadget/composite.c
index 6935a82..c4ce977 100644
--- a/drivers/usb/gadget/composite.c
+++ b/drivers/usb/gadget/composite.c
@@ -2066,6 +2066,17 @@ composite_resume(struct usb_gadget *gadget)
cdev->suspended = 0;
}
+/*
+ * UDC driver calls this when it wants to pull up dp.
+ */
+static int composite_connect(struct usb_gadget *gadget, bool connect)
+{
+ if (connect)
+ return usb_gadget_connect(gadget);
+ else
+ return usb_gadget_disconnect(gadget);
+}
+
/*-------------------------------------------------------------------------*/
static const struct usb_gadget_driver composite_driver_template = {
@@ -2078,6 +2089,8 @@ static const struct usb_gadget_driver
composite_driver_template = {
.suspend = composite_suspend,
.resume = composite_resume,
+ .connect = composite_connect,
+
.driver = {
.owner = THIS_MODULE,
},
--
1.7.9.5
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