usb: gadget: mv_u3d_core: let udc-core manage gadget->dev

By simply setting a flag, we can drop some
boilerplate code.

Signed-off-by: Felipe Balbi <balbi@ti.com>

diff --git a/drivers/usb/gadget/mv_u3d_core.c b/drivers/usb/gadget/mv_u3d_core.c
index b5cea273c95760bdc0227caa8743d22d32b55e68..565addcd3956f13ee4c63421c017587c6d4d576a 100644 (file)
--- a/drivers/usb/gadget/mv_u3d_core.c
+++ b/drivers/usb/gadget/mv_u3d_core.c
@@ -1792,8 +1792,6 @@ static int mv_u3d_remove(struct platform_device *dev)
 
        clk_put(u3d->clk);
 
-       device_unregister(&u3d->gadget.dev);
-
        platform_set_drvdata(dev, NULL);
 
        kfree(u3d);
@@ -1957,15 +1955,11 @@ static int mv_u3d_probe(struct platform_device *dev)
        u3d->gadget.speed = USB_SPEED_UNKNOWN;  /* speed */
 
        /* the "gadget" abstracts/virtualizes the controller */
-       dev_set_name(&u3d->gadget.dev, "gadget");
        u3d->gadget.dev.parent = &dev->dev;
        u3d->gadget.dev.dma_mask = dev->dev.dma_mask;
        u3d->gadget.dev.release = mv_u3d_gadget_release;
        u3d->gadget.name = driver_name;         /* gadget name */
-
-       retval = device_register(&u3d->gadget.dev);
-       if (retval)
-               goto err_register_gadget_device;
+       u3d->gadget.register_my_device = true;
 
        mv_u3d_eps_init(u3d);
 
@@ -1991,8 +1985,6 @@ static int mv_u3d_probe(struct platform_device *dev)
        return 0;
 
 err_unregister:
-       device_unregister(&u3d->gadget.dev);
-err_register_gadget_device:
        free_irq(u3d->irq, &dev->dev);
 err_request_irq:
 err_get_irq: