usb: ohci-st: Use devm_platform_get_and_ioremap_resource()

Convert platform_get_resource(), devm_ioremap_resource() to a single
call to devm_platform_get_and_ioremap_resource(), as this is exactly
what this function does.

Signed-off-by: Yangtao Li <frank.li@vivo.com>
Link: https://lore.kernel.org/r/20230726113816.888-30-frank.li@vivo.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/usb/host/ohci-st.c b/drivers/usb/host/ohci-st.c
index 884e447..2143420 100644 (file)
--- a/drivers/usb/host/ohci-st.c
+++ b/drivers/usb/host/ohci-st.c
@@ -139,12 +139,6 @@ static int st_ohci_platform_probe(struct platform_device *dev)
        if (irq < 0)
                return irq;
 
-       res_mem = platform_get_resource(dev, IORESOURCE_MEM, 0);
-       if (!res_mem) {
-               dev_err(&dev->dev, "no memory resource provided");
-               return -ENXIO;
-       }
-
        hcd = usb_create_hcd(&ohci_platform_hc_driver, &dev->dev,
                        dev_name(&dev->dev));
        if (!hcd)
@@ -199,14 +193,14 @@ static int st_ohci_platform_probe(struct platform_device *dev)
                        goto err_power;
        }
 
-       hcd->rsrc_start = res_mem->start;
-       hcd->rsrc_len = resource_size(res_mem);
-
-       hcd->regs = devm_ioremap_resource(&dev->dev, res_mem);
+       hcd->regs = devm_platform_get_and_ioremap_resource(dev, 0, &res_mem);
        if (IS_ERR(hcd->regs)) {
                err = PTR_ERR(hcd->regs);
                goto err_power;
        }
+       hcd->rsrc_start = res_mem->start;
+       hcd->rsrc_len = resource_size(res_mem);
+
        err = usb_add_hcd(hcd, irq, IRQF_SHARED);
        if (err)
                goto err_power;