diff options
Diffstat (limited to 'drivers/usb/gadget/android.c')
| -rw-r--r-- | drivers/usb/gadget/android.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/usb/gadget/android.c b/drivers/usb/gadget/android.c index d99ec1e..96b5ef5 100644 --- a/drivers/usb/gadget/android.c +++ b/drivers/usb/gadget/android.c @@ -91,8 +91,7 @@ struct android_usb_function { /* Optional: called when the configuration is removed */ void (*unbind_config)(struct android_usb_function *, struct usb_configuration *); - /* Optional: handle ctrl requests before the device is configured - * and/or before the function is enabled */ + /* Optional: handle ctrl requests before the device is configured */ int (*ctrlrequest)(struct android_usb_function *, struct usb_composite_dev *, const struct usb_ctrlrequest *); @@ -1073,6 +1072,12 @@ android_setup(struct usb_gadget *gadget, const struct usb_ctrlrequest *c) } } + /* Special case the accessory function. + * It needs to handle control requests before it is enabled. + */ + if (value < 0) + value = acc_ctrlrequest(cdev, c); + if (value < 0) value = composite_setup(gadget, c); |