DMA-API: usb: use dma_set_coherent_mask()

[karo-tx-linux.git] / drivers / usb / host / ehci-omap.c

diff --git a/drivers/usb/host/ehci-omap.c b/drivers/usb/host/ehci-omap.c
index 78b01fa475bbfc85e0aa35fcd9ab917b963689ee..d0759c5c03ab41e5b73d33526226e2f125752da0 100644 (file)
--- a/drivers/usb/host/ehci-omap.c
+++ b/drivers/usb/host/ehci-omap.c
@@ -104,7 +104,7 @@ static int ehci_hcd_omap_probe(struct platform_device *pdev)
        struct resource *res;
        struct usb_hcd  *hcd;
        void __iomem *regs;
-       int ret = -ENODEV;
+       int ret;
        int irq;
        int i;
        struct omap_hcd *omap;
@@ -146,9 +146,11 @@ static int ehci_hcd_omap_probe(struct platform_device *pdev)
         */
        if (!dev->dma_mask)
                dev->dma_mask = &dev->coherent_dma_mask;
-       if (!dev->coherent_dma_mask)
-               dev->coherent_dma_mask = DMA_BIT_MASK(32);
+       ret = dma_set_coherent_mask(dev, DMA_BIT_MASK(32));
+       if (ret)
+               return ret;
 
+       ret = -ENODEV;
        hcd = usb_create_hcd(&ehci_omap_hc_driver, dev,
                        dev_name(dev));
        if (!hcd) {