staging/westbridge: convert cyasgadget to new udc core

This is not compile tested as I failed at it. I added an #if 0 block
because I did not find the struct device of the device.

Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/staging/westbridge/astoria/gadget/cyasgadget.c b/drivers/staging/westbridge/astoria/gadget/cyasgadget.c
index be851ca..92015ec 100644 (file)
--- a/drivers/staging/westbridge/astoria/gadget/cyasgadget.c
+++ b/drivers/staging/westbridge/astoria/gadget/cyasgadget.c
@@ -1595,12 +1595,18 @@ initsoj_safe_exit:
        return 0;
 }
 
+static int cyasgadget_start(struct usb_gadget_driver *driver,
+               int (*bind)(struct usb_gadget *));
+static int cyasgadget_stop(struct usb_gadget_driver *driver);
+
 static const struct usb_gadget_ops cyasgadget_ops = {
        .get_frame               = cyasgadget_get_frame,
        .wakeup          = cyasgadget_wakeup,
        .set_selfpowered = cyasgadget_set_selfpowered,
        .pullup          = cyasgadget_pullup,
        .ioctl     = cyasgadget_ioctl,
+       .start          = cyasgadget_start,
+       .stop           = cyasgadget_stop,
 };
 
 
@@ -1883,7 +1889,7 @@ static void cyas_ep0_start(
  * disconnect is reported.  then a host may connect again, or
  * the driver might get unbound.
  */
-int usb_gadget_probe_driver(struct usb_gadget_driver *driver,
+static int cyasgadget_start(struct usb_gadget_driver *driver,
                int (*bind)(struct usb_gadget *))
 {
        cyasgadget *dev = cy_as_gadget_controller;
@@ -1938,7 +1944,6 @@ int usb_gadget_probe_driver(struct usb_gadget_driver *driver,
 
        return 0;
 }
-EXPORT_SYMBOL(usb_gadget_probe_driver);
 
 static void cyasgadget_nuke(
                                                        cyasgadget_ep *an_ep
@@ -2011,7 +2016,7 @@ static void cyasgadget_stop_activity(
        #endif
 }
 
-int usb_gadget_unregister_driver(
+static int cyasgadget_stop(
                                struct usb_gadget_driver *driver
                                )
 {
@@ -2040,7 +2045,6 @@ int usb_gadget_unregister_driver(
 
        return 0;
 }
-EXPORT_SYMBOL(usb_gadget_unregister_driver);
 
 static void cyas_gadget_release(
                                struct device *_dev
@@ -2071,6 +2075,7 @@ static void cyasgadget_deinit(
                #endif
                return;
        }
+       usb_del_gadget_udc(&cy_as_dev->gadget);
 
        if (cy_as_dev->driver) {
                /* should have been done already by driver model core */
@@ -2131,6 +2136,13 @@ static int cyasgadget_initialize(void)
 
        /* We are done now */
        cy_as_gadget_controller = cy_as_dev;
+#if 0
+       pdev is the platform_device or pci_device or whatever is used here
+       retval = usb_add_gadget_udc(&pdev->dev, &cy_as_dev->gadget);
+       if (retval)
+               goto done;
+#endif
+
        return 0;
 
 /*