Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6

[safe/jmp/linux-2.6] / drivers / usb / core / hcd.h

diff --git a/drivers/usb/core/hcd.h b/drivers/usb/core/hcd.h
index f750eb1..e7d4479 100644 (file)
--- a/drivers/usb/core/hcd.h
+++ b/drivers/usb/core/hcd.h
@@ -206,6 +206,11 @@ struct hc_driver {
        void    (*endpoint_disable)(struct usb_hcd *hcd,
                        struct usb_host_endpoint *ep);
 
+       /* (optional) reset any endpoint state such as sequence number
+          and current window */
+       void    (*endpoint_reset)(struct usb_hcd *hcd,
+                       struct usb_host_endpoint *ep);
+
        /* root hub support */
        int     (*hub_status_data) (struct usb_hcd *hcd, char *buf);
        int     (*hub_control) (struct usb_hcd *hcd,
@@ -234,6 +239,8 @@ extern void usb_hcd_flush_endpoint(struct usb_device *udev,
                struct usb_host_endpoint *ep);
 extern void usb_hcd_disable_endpoint(struct usb_device *udev,
                struct usb_host_endpoint *ep);
+extern void usb_hcd_reset_endpoint(struct usb_device *udev,
+               struct usb_host_endpoint *ep);
 extern void usb_hcd_synchronize_unlinks(struct usb_device *udev);
 extern int usb_hcd_get_frame_number(struct usb_device *udev);
 
@@ -279,6 +286,13 @@ extern irqreturn_t usb_hcd_irq(int irq, void *__hcd);
 extern void usb_hc_died(struct usb_hcd *hcd);
 extern void usb_hcd_poll_rh_status(struct usb_hcd *hcd);
 
+/* The D0/D1 toggle bits ... USE WITH CAUTION (they're almost hcd-internal) */
+#define usb_gettoggle(dev, ep, out) (((dev)->toggle[out] >> (ep)) & 1)
+#define        usb_dotoggle(dev, ep, out)  ((dev)->toggle[out] ^= (1 << (ep)))
+#define usb_settoggle(dev, ep, out, bit) \
+               ((dev)->toggle[out] = ((dev)->toggle[out] & ~(1 << (ep))) | \
+                ((bit) << (ep)))
+
 /* -------------------------------------------------------------------------- */
 
 /* Enumeration is only for the hub driver, or HCD virtual root hubs */