diff options
Diffstat (limited to 'include/linux')
-rw-r--r-- | include/linux/usb/composite.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/include/linux/usb/composite.h b/include/linux/usb/composite.h index f833d100604..86e1ceac3cb 100644 --- a/include/linux/usb/composite.h +++ b/include/linux/usb/composite.h @@ -27,6 +27,15 @@ #include <linux/usb/gadget.h> #include <usb/lin_gadget_compat.h> +/* + * USB function drivers should return USB_GADGET_DELAYED_STATUS if they + * wish to delay the data/status stages of the control transfer till they + * are ready. The control transfer will then be kept from completing till + * all the function drivers that requested for USB_GADGET_DELAYED_STAUS + * invoke usb_composite_setup_continue(). + */ +#define USB_GADGET_DELAYED_STATUS 0x7fff /* Impossibly large value */ + struct usb_configuration; /** |