diff options
author | Benoit Goby <benoit@android.com> | 2012-03-01 13:17:07 -0800 |
---|---|---|
committer | Arve Hjønnevåg <arve@android.com> | 2013-04-29 14:52:30 -0700 |
commit | 54bfea14138aeb93cf332698a2881dfd1e668ccd (patch) | |
tree | 4105c5ca445fe61802e1f8b2bd4808b149a112af | |
parent | c275f8de7b53514537c199847c5d7b1f9834de72 (diff) |
HACK: usb: gadget: Fix enumeration on boot
The Android gadget driver disconnects the gadget on bind
and expects the gadget to stay disconnected until it calls
usb_gadget_connect when userspace is ready. Removed the call
to usb_gadget_connect in usb_gadget_probe_driver to avoid
enabling the pullup before userspace is ready.
Change-Id: I63707ac6e16a44eca52351a4bf80407d25fbd35e
Signed-off-by: Benoit Goby <benoit@android.com>
-rw-r--r-- | drivers/usb/gadget/udc-core.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/usb/gadget/udc-core.c b/drivers/usb/gadget/udc-core.c index f8f62c3ed65..9a40c73ee0b 100644 --- a/drivers/usb/gadget/udc-core.c +++ b/drivers/usb/gadget/udc-core.c @@ -277,7 +277,15 @@ static int udc_bind_to_driver(struct usb_udc *udc, struct usb_gadget_driver *dri driver->unbind(udc->gadget); goto err1; } - usb_gadget_connect(udc->gadget); + /* + * HACK: The Android gadget driver disconnects the gadget + * on bind and expects the gadget to stay disconnected until + * it calls usb_gadget_connect when userspace is ready. Remove + * the call to usb_gadget_connect bellow to avoid enabling the + * pullup before userspace is ready. + * + * usb_gadget_connect(udc->gadget); + */ kobject_uevent(&udc->dev.kobj, KOBJ_CHANGE); return 0; |