Use platform_get_resource() to fetch the memory resource and
resource_size() for calculate the length.
Signed-off-by: H Hartley Sweeten <hsweeten@xxxxxxxxxxxxxxxxxxx>
Cc: David Brownell <dbrownell@xxxxxxxxxxxxxxxxxxxxx>
---
diff --git a/drivers/usb/host/ehci-au1xxx.c b/drivers/usb/host/ehci-au1xxx.c
index ed77be7..987e1ed 100644
--- a/drivers/usb/host/ehci-au1xxx.c
+++ b/drivers/usb/host/ehci-au1xxx.c
@@ -121,6 +121,7 @@ static int ehci_hcd_au1xxx_drv_probe(struct platform_device *pdev)
{
struct usb_hcd *hcd;
struct ehci_hcd *ehci;
+ struct resource *res;
int ret;
if (usb_disabled())
@@ -144,8 +145,9 @@ static int ehci_hcd_au1xxx_drv_probe(struct platform_device *pdev)
if (!hcd)
return -ENOMEM;
- hcd->rsrc_start = pdev->resource[0].start;
- hcd->rsrc_len = pdev->resource[0].end - pdev->resource[0].start + 1;
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ hcd->rsrc_start = res->start;
+ hcd->rsrc_len = resource_size(res);
if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, hcd_name)) {
pr_debug("request_mem_region failed");
--
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