usb: gadget: s3c-hsotg: let udc-core manage gadget->dev

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

Reviewed-by: Tomasz Figa <tomasz.figa@gmail.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>

diff --git a/drivers/usb/gadget/s3c-hsotg.c b/drivers/usb/gadget/s3c-hsotg.c
index c26564f..5fbd233 100644 (file)
--- a/drivers/usb/gadget/s3c-hsotg.c
+++ b/drivers/usb/gadget/s3c-hsotg.c
@@ -3567,17 +3567,13 @@ static int s3c_hsotg_probe(struct platform_device *pdev)
 
        dev_info(dev, "regs %p, irq %d\n", hsotg->regs, hsotg->irq);
 
-       device_initialize(&hsotg->gadget.dev);
-
-       dev_set_name(&hsotg->gadget.dev, "gadget");
-
        hsotg->gadget.max_speed = USB_SPEED_HIGH;
        hsotg->gadget.ops = &s3c_hsotg_gadget_ops;
        hsotg->gadget.name = dev_name(dev);
-
        hsotg->gadget.dev.parent = dev;
        hsotg->gadget.dev.dma_mask = dev->dma_mask;
        hsotg->gadget.dev.release = s3c_hsotg_release;
+       hsotg->gadget.register_my_device = true;
 
        /* reset the system */
 
@@ -3658,12 +3654,6 @@ static int s3c_hsotg_probe(struct platform_device *pdev)
 
        s3c_hsotg_phy_disable(hsotg);
 
-       ret = device_add(&hsotg->gadget.dev);
-       if (ret) {
-               put_device(&hsotg->gadget.dev);
-               goto err_ep_mem;
-       }
-
        ret = usb_add_gadget_udc(&pdev->dev, &hsotg->gadget);
        if (ret)
                goto err_ep_mem;
@@ -3702,10 +3692,8 @@ static int s3c_hsotg_remove(struct platform_device *pdev)
        }
 
        s3c_hsotg_phy_disable(hsotg);
-
        clk_disable_unprepare(hsotg->clk);
 
-       device_unregister(&hsotg->gadget.dev);
        return 0;
 }