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path: root/drivers/usb/host/ehci-platform.c
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Diffstat (limited to 'drivers/usb/host/ehci-platform.c')
-rw-r--r--drivers/usb/host/ehci-platform.c27
1 files changed, 8 insertions, 19 deletions
diff --git a/drivers/usb/host/ehci-platform.c b/drivers/usb/host/ehci-platform.c
index 2f5b9ce3e042..35a9aeda0168 100644
--- a/drivers/usb/host/ehci-platform.c
+++ b/drivers/usb/host/ehci-platform.c
@@ -164,11 +164,6 @@ static int ehci_platform_probe(struct platform_device *dev)
dev_err(&dev->dev, "no irq provided");
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(&ehci_platform_hc_driver, &dev->dev,
dev_name(&dev->dev));
@@ -250,14 +245,15 @@ static int ehci_platform_probe(struct platform_device *dev)
goto err_reset;
}
- hcd->rsrc_start = res_mem->start;
- hcd->rsrc_len = resource_size(res_mem);
-
+ res_mem = platform_get_resource(dev, IORESOURCE_MEM, 0);
hcd->regs = devm_ioremap_resource(&dev->dev, 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;
@@ -311,8 +307,7 @@ static int ehci_platform_remove(struct platform_device *dev)
return 0;
}
-#ifdef CONFIG_PM
-
+#ifdef CONFIG_PM_SLEEP
static int ehci_platform_suspend(struct device *dev)
{
struct usb_hcd *hcd = dev_get_drvdata(dev);
@@ -348,11 +343,7 @@ static int ehci_platform_resume(struct device *dev)
ehci_resume(hcd, false);
return 0;
}
-
-#else /* !CONFIG_PM */
-#define ehci_platform_suspend NULL
-#define ehci_platform_resume NULL
-#endif /* CONFIG_PM */
+#endif /* CONFIG_PM_SLEEP */
static const struct of_device_id vt8500_ehci_ids[] = {
{ .compatible = "via,vt8500-ehci", },
@@ -368,10 +359,8 @@ static const struct platform_device_id ehci_platform_table[] = {
};
MODULE_DEVICE_TABLE(platform, ehci_platform_table);
-static const struct dev_pm_ops ehci_platform_pm_ops = {
- .suspend = ehci_platform_suspend,
- .resume = ehci_platform_resume,
-};
+static SIMPLE_DEV_PM_OPS(ehci_platform_pm_ops, ehci_platform_suspend,
+ ehci_platform_resume);
static struct platform_driver ehci_platform_driver = {
.id_table = ehci_platform_table,