these two methods will be used to tell
controller driver to prepare for starting/stopping
operation with a gadget driver. They will
be implemented and used by the new usb udc
class which will come in later patches.
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@xxxxxxxxxxxxx>
Signed-off-by: Felipe Balbi <balbi@xxxxxx>
---
include/linux/usb/gadget.h | 5 +++++
1 files changed, 5 insertions(+), 0 deletions(-)
diff --git a/include/linux/usb/gadget.h b/include/linux/usb/gadget.h
index e538172..34d47f5 100644
--- a/include/linux/usb/gadget.h
+++ b/include/linux/usb/gadget.h
@@ -417,6 +417,8 @@ static inline void usb_ep_fifo_flush(struct usb_ep *ep)
/*-------------------------------------------------------------------------*/
struct usb_gadget;
+struct usb_gadget_driver;
+typedef int (*usb_gad_bind_t)(struct usb_gadget *gadget);
/* the rest of the api to the controller hardware: device operations,
* which don't involve endpoints (or i/o).
@@ -430,6 +432,8 @@ struct usb_gadget_ops {
int (*pullup) (struct usb_gadget *, int is_on);
int (*ioctl)(struct usb_gadget *,
unsigned code, unsigned long param);
+ int (*start)(struct usb_gadget *, struct usb_gadget_driver *);
+ int (*stop)(struct usb_gadget *, struct usb_gadget_driver *);
};
/**
@@ -769,6 +773,7 @@ static inline int usb_gadget_disconnect(struct usb_gadget *gadget)
struct usb_gadget_driver {
char *function;
enum usb_device_speed speed;
+ usb_gad_bind_t bind;
void (*unbind)(struct usb_gadget *);
int (*setup)(struct usb_gadget *,
const struct usb_ctrlrequest *);
--
1.7.4.1.343.ga91df
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