xHCI: set USB2 hardware LPM

[deliverable/linux.git] / drivers / usb / host / xhci.h

diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h
index b24c4fce457e91e3df8f6ef23c0e9ea311027f17..e738466703a5a123ac1794a6b2bedd4fb85ba3b0 100644 (file)
--- a/drivers/usb/host/xhci.h
+++ b/drivers/usb/host/xhci.h
@@ -367,7 +367,9 @@ struct xhci_op_regs {
 #define        PORT_L1S_SUCCESS        1
 #define        PORT_RWE                (1 << 3)
 #define        PORT_HIRD(p)            (((p) & 0xf) << 4)
+#define        PORT_HIRD_MASK          (0xf << 4)
 #define        PORT_L1DS(p)            (((p) & 0xff) << 8)
+#define        PORT_HLE                (1 << 16)
 
 /**
  * struct xhci_intr_reg - Interrupt Register Set
@@ -1677,6 +1679,8 @@ int xhci_free_streams(struct usb_hcd *hcd, struct usb_device *udev,
                gfp_t mem_flags);
 int xhci_address_device(struct usb_hcd *hcd, struct usb_device *udev);
 int xhci_update_device(struct usb_hcd *hcd, struct usb_device *udev);
+int xhci_set_usb2_hardware_lpm(struct usb_hcd *hcd,
+                               struct usb_device *udev, int enable);
 int xhci_update_hub_device(struct usb_hcd *hcd, struct usb_device *hdev,
                        struct usb_tt *tt, gfp_t mem_flags);
 int xhci_urb_enqueue(struct usb_hcd *hcd, struct urb *urb, gfp_t mem_flags);