xhci: Handle clear PORT_POWER feature.

This patch makes the xHCI roothub code handle the clear PORT_POWER
feature request.  Setting port power is already handled.

Signed-off-by: Lan Tianyu <tianyu.lan@intel.com>
Signed-off-by: Sarah Sharp <sarah.a.sharp@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

1 files changed, 4 insertions, 0 deletions

diff --git a/drivers/usb/host/xhci-hub.c b/drivers/usb/host/xhci-hub.c
index 74bfc868b7ad..03032b3e6ed2 100644
--- a/drivers/usb/host/xhci-hub.c
+++ b/drivers/usb/host/xhci-hub.c
@@ -865,6 +865,10 @@ int xhci_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue,
                         xhci_disable_port(hcd, xhci, wIndex,
                                         port_array[wIndex], temp);
                         break;
+                case USB_PORT_FEAT_POWER:
+                        xhci_writel(xhci, temp & ~PORT_POWER,
+                                port_array[wIndex]);
+                        break;
                 default:
                         goto error;
                 }