diff options
| author | Andiry Xu <andiry.xu@amd.com> | 2011-04-27 18:07:35 +0800 |
|---|---|---|
| committer | Sarah Sharp <sarah.a.sharp@linux.intel.com> | 2011-05-02 16:42:52 -0700 |
| commit | 85387c0ea3e1cd85ad9d7215917ff5e71ca2aea3 (patch) | |
| tree | 2f6baf957432db40d719f21a17fce4a1d1208ff3 /drivers/usb/host | |
| parent | a11496ebf37534177d67222285e8debed7a39788 (diff) | |
xHCI: Clear link state change support
This patch adds support for Clear Port Feature(C_PORT_LINK_STATE)
request from usbcore.
Signed-off-by: Andiry Xu <andiry.xu@amd.com>
Signed-off-by: Sarah Sharp <sarah.a.sharp@linux.intel.com>
Diffstat (limited to 'drivers/usb/host')
| -rw-r--r-- | 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 1ab7f2e2c05..f3bafba4b5c 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; |