Merge branch 'for-linus' of git://git.kernel.dk/linux-block

[karo-tx-linux.git] / drivers / usb / host / xhci-pci.c

diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c
index 5b0fa553c8bc940e88a6db731cf6dfeb0c9fb971..8071c8fdd15e741b008af64075cda3c87072bfb4 100644 (file)
--- a/drivers/usb/host/xhci-pci.c
+++ b/drivers/usb/host/xhci-pci.c
@@ -284,6 +284,13 @@ static int xhci_pci_probe(struct pci_dev *dev, const struct pci_device_id *id)
 
        driver = (struct hc_driver *)id->driver_data;
 
+       /* For some HW implementation, a XHCI reset is just not enough... */
+       if (usb_xhci_needs_pci_reset(dev)) {
+               dev_info(&dev->dev, "Resetting\n");
+               if (pci_reset_function_locked(dev))
+                       dev_warn(&dev->dev, "Reset failed");
+       }
+
        /* Prevent runtime suspending between USB-2 and USB-3 initialization */
        pm_runtime_get_noresume(&dev->dev);