This patch adds support for Clear Port Feature(C_PORT_LINK_STATE) request from usbcore. Signed-off-by: Andiry Xu <andiry.xu@xxxxxxx> --- drivers/usb/host/xhci-hub.c | 5 +++++ 1 files changed, 5 insertions(+), 0 deletions(-) diff --git a/drivers/usb/host/xhci-hub.c b/drivers/usb/host/xhci-hub.c index e0c13fa..317615c 100644 --- a/drivers/usb/host/xhci-hub.c +++ b/drivers/usb/host/xhci-hub.c @@ -361,6 +361,10 @@ static void xhci_clear_port_change_bit(struct xhci_hcd *xhci, u16 wValue, status = PORT_PLC; port_change_bit = "suspend/resume"; break; + case USB_PORT_FEAT_C_PORT_LINK_STATE: + status = PORT_PLC; + port_change_bit = "link state"; + break; default: /* Should never happen */ return; @@ -639,6 +643,7 @@ int xhci_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue, case USB_PORT_FEAT_C_CONNECTION: case USB_PORT_FEAT_C_OVER_CURRENT: case USB_PORT_FEAT_C_ENABLE: + case USB_PORT_FEAT_C_PORT_LINK_STATE: xhci_clear_port_change_bit(xhci, wValue, wIndex, port_array[wIndex], temp); break; -- 1.7.1 -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
