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Commit 85387c0e authored by Andiry Xu's avatar Andiry Xu Committed by Sarah Sharp
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xHCI: Clear link state change support 



This patch adds support for Clear Port Feature(C_PORT_LINK_STATE)
request from usbcore.

Signed-off-by: default avatarAndiry Xu <andiry.xu@amd.com>
Signed-off-by: default avatarSarah Sharp <sarah.a.sharp@linux.intel.com>
parent a11496eb

drivers/usb/host/xhci-hub.c

+5 −0
Original line number Original line Diff line number Diff line
@@ -361,6 +361,10 @@ static void xhci_clear_port_change_bit(struct xhci_hcd *xhci, u16 wValue, 
		status = PORT_PLC;

		status = PORT_PLC;

		port_change_bit = "suspend/resume";

		port_change_bit = "suspend/resume";

		break;

		break;

	case USB_PORT_FEAT_C_PORT_LINK_STATE:

		status = PORT_PLC;

		port_change_bit = "link state";

		break;

	default:

	default:

		/* Should never happen */

		/* Should never happen */

		return;

		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_CONNECTION:

		case USB_PORT_FEAT_C_OVER_CURRENT:

		case USB_PORT_FEAT_C_OVER_CURRENT:

		case USB_PORT_FEAT_C_ENABLE:

		case USB_PORT_FEAT_C_ENABLE:

		case USB_PORT_FEAT_C_PORT_LINK_STATE:

			xhci_clear_port_change_bit(xhci, wValue, wIndex,

			xhci_clear_port_change_bit(xhci, wValue, wIndex,

					port_array[wIndex], temp);

					port_array[wIndex], temp);

			break;

			break;