fotg210-udc: Use dev pointer in probe and dev_messages

Add a local struct device *dev pointer and use dev_err()
etc to report status.

Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Link: https://lore.kernel.org/r/20221114115201.302887-1-linus.walleij@linaro.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/usb/fotg210/fotg210-udc.c b/drivers/usb/fotg210/fotg210-udc.c
index 3c357ce..b3106e4 100644 (file)
--- a/drivers/usb/fotg210/fotg210-udc.c
+++ b/drivers/usb/fotg210/fotg210-udc.c
@@ -1091,6 +1091,7 @@ int fotg210_udc_probe(struct platform_device *pdev)
        struct resource *res, *ires;
        struct fotg210_udc *fotg210 = NULL;
        struct fotg210_ep *_ep[FOTG210_MAX_NUM_EP];
+       struct device *dev = &pdev->dev;
        int ret = 0;
        int i;
 
@@ -1122,7 +1123,7 @@ int fotg210_udc_probe(struct platform_device *pdev)
 
        fotg210->reg = ioremap(res->start, resource_size(res));
        if (fotg210->reg == NULL) {
-               pr_err("ioremap error.\n");
+               dev_err(dev, "ioremap error\n");
                goto err_alloc;
        }
 
@@ -1133,8 +1134,8 @@ int fotg210_udc_probe(struct platform_device *pdev)
        fotg210->gadget.ops = &fotg210_gadget_ops;
 
        fotg210->gadget.max_speed = USB_SPEED_HIGH;
-       fotg210->gadget.dev.parent = &pdev->dev;
-       fotg210->gadget.dev.dma_mask = pdev->dev.dma_mask;
+       fotg210->gadget.dev.parent = dev;
+       fotg210->gadget.dev.dma_mask = dev->dma_mask;
        fotg210->gadget.name = udc_name;
 
        INIT_LIST_HEAD(&fotg210->gadget.ep_list);
@@ -1180,15 +1181,15 @@ int fotg210_udc_probe(struct platform_device *pdev)
        ret = request_irq(ires->start, fotg210_irq, IRQF_SHARED,
                          udc_name, fotg210);
        if (ret < 0) {
-               pr_err("request_irq error (%d)\n", ret);
+               dev_err(dev, "request_irq error (%d)\n", ret);
                goto err_req;
        }
 
-       ret = usb_add_gadget_udc(&pdev->dev, &fotg210->gadget);
+       ret = usb_add_gadget_udc(dev, &fotg210->gadget);
        if (ret)
                goto err_add_udc;
 
-       dev_info(&pdev->dev, "version %s\n", DRIVER_VERSION);
+       dev_info(dev, "version %s\n", DRIVER_VERSION);
 
        return 0;