usb: gadget: convert all users to the new udc infrastructure

[mirror_ubuntu-zesty-kernel.git] / drivers / usb / gadget / pxa27x_udc.c

diff --git a/drivers/usb/gadget/pxa27x_udc.c b/drivers/usb/gadget/pxa27x_udc.c
index 57607696735cfb934ea8f2f38921bf0a44e03299..85b68c75dc9da57a82f183bcb90107f7a68a0980 100644 (file)
--- a/drivers/usb/gadget/pxa27x_udc.c
+++ b/drivers/usb/gadget/pxa27x_udc.c
@@ -1680,12 +1680,18 @@ static int pxa_udc_vbus_draw(struct usb_gadget *_gadget, unsigned mA)
        return -EOPNOTSUPP;
 }
 
+static int pxa27x_udc_start(struct usb_gadget_driver *driver,
+               int (*bind)(struct usb_gadget *));
+static int pxa27x_udc_stop(struct usb_gadget_driver *driver);
+
 static const struct usb_gadget_ops pxa_udc_ops = {
        .get_frame      = pxa_udc_get_frame,
        .wakeup         = pxa_udc_wakeup,
        .pullup         = pxa_udc_pullup,
        .vbus_session   = pxa_udc_vbus_session,
        .vbus_draw      = pxa_udc_vbus_draw,
+       .start          = pxa27x_udc_start,
+       .stop           = pxa27x_udc_stop,
 };
 
 /**
@@ -1791,7 +1797,7 @@ static void udc_enable(struct pxa_udc *udc)
 }
 
 /**
- * usb_gadget_probe_driver - Register gadget driver
+ * pxa27x_start - Register gadget driver
  * @driver: gadget driver
  * @bind: bind function
  *
@@ -1805,7 +1811,7 @@ static void udc_enable(struct pxa_udc *udc)
  *
  * Returns 0 if no error, -EINVAL, -ENODEV, -EBUSY otherwise
  */
-int usb_gadget_probe_driver(struct usb_gadget_driver *driver,
+static int pxa27x_udc_start(struct usb_gadget_driver *driver,
                int (*bind)(struct usb_gadget *))
 {
        struct pxa_udc *udc = the_controller;
@@ -1860,8 +1866,6 @@ add_fail:
        udc->gadget.dev.driver = NULL;
        return retval;
 }
-EXPORT_SYMBOL(usb_gadget_probe_driver);
-
 
 /**
  * stop_activity - Stops udc endpoints
@@ -1888,12 +1892,12 @@ static void stop_activity(struct pxa_udc *udc, struct usb_gadget_driver *driver)
 }
 
 /**
- * usb_gadget_unregister_driver - Unregister the gadget driver
+ * pxa27x_udc_stop - Unregister the gadget driver
  * @driver: gadget driver
  *
  * Returns 0 if no error, -ENODEV, -EINVAL otherwise
  */
-int usb_gadget_unregister_driver(struct usb_gadget_driver *driver)
+static int pxa27x_udc_stop(struct usb_gadget_driver *driver)
 {
        struct pxa_udc *udc = the_controller;
 
@@ -1917,7 +1921,6 @@ int usb_gadget_unregister_driver(struct usb_gadget_driver *driver)
                return otg_set_peripheral(udc->transceiver, NULL);
        return 0;
 }
-EXPORT_SYMBOL(usb_gadget_unregister_driver);
 
 /**
  * handle_ep0_ctrl_req - handle control endpoint control request
@@ -2516,9 +2519,14 @@ static int __init pxa_udc_probe(struct platform_device *pdev)
                        driver_name, IRQ_USB, retval);
                goto err_irq;
        }
+       retval = usb_add_gadget_udc(&pdev->dev, &udc->gadget);
+       if (retval)
+               goto err_add_udc;
 
        pxa_init_debugfs(udc);
        return 0;
+err_add_udc:
+       free_irq(udc->irq, udc);
 err_irq:
        iounmap(udc->regs);
 err_map:
@@ -2537,6 +2545,7 @@ static int __exit pxa_udc_remove(struct platform_device *_dev)
        struct pxa_udc *udc = platform_get_drvdata(_dev);
        int gpio = udc->mach->gpio_pullup;
 
+       usb_del_gadget_udc(&udc->gadget);
        usb_gadget_unregister_driver(udc->driver);
        free_irq(udc->irq, udc);
        pxa_cleanup_debugfs(udc);