vlan: Fix lockdep warning with stacked vlan devices.

[cascardo/linux.git] / include / linux / usb.h

diff --git a/include/linux/usb.h b/include/linux/usb.h
index 7f6eb85..6b7ec37 100644 (file)
--- a/include/linux/usb.h
+++ b/include/linux/usb.h
@@ -57,6 +57,7 @@ struct ep_device;
  * @extra: descriptors following this endpoint in the configuration
  * @extralen: how many bytes of "extra" are valid
  * @enabled: URBs may be submitted to this endpoint
+ * @streams: number of USB-3 streams allocated on the endpoint
  *
  * USB requests are always queued to a given endpoint, identified by a
  * descriptor within an active interface in a given USB configuration.
@@ -71,6 +72,7 @@ struct usb_host_endpoint {
        unsigned char *extra;   /* Extra descriptors */
        int extralen;
        int enabled;
+       int streams;
 };
 
 /* host-side wrapper for one interface setting's parsed descriptors */
@@ -202,6 +204,8 @@ static inline void usb_set_intfdata(struct usb_interface *intf, void *data)
 struct usb_interface *usb_get_intf(struct usb_interface *intf);
 void usb_put_intf(struct usb_interface *intf);
 
+/* Hard limit */
+#define USB_MAXENDPOINTS       30
 /* this maximum is arbitrary */
 #define USB_MAXINTERFACES      32
 #define USB_MAXIADS            (USB_MAXINTERFACES/2)
@@ -366,6 +370,8 @@ struct usb_bus {
 #endif
 };
 
+struct usb_dev_state;
+
 /* ----------------------------------------------------------------------- */
 
 struct usb_tt;
@@ -749,6 +755,11 @@ extern struct usb_host_interface *usb_find_alt_setting(
                unsigned int iface_num,
                unsigned int alt_num);
 
+/* port claiming functions */
+int usb_hub_claim_port(struct usb_device *hdev, unsigned port1,
+               struct usb_dev_state *owner);
+int usb_hub_release_port(struct usb_device *hdev, unsigned port1,
+               struct usb_dev_state *owner);
 
 /**
  * usb_make_path - returns stable device path in the usb tree
@@ -1666,6 +1677,10 @@ extern void usb_reset_endpoint(struct usb_device *dev, unsigned int epaddr);
 /* this request isn't really synchronous, but it belongs with the others */
 extern int usb_driver_set_configuration(struct usb_device *udev, int config);
 
+/* choose and set configuration for device */
+extern int usb_choose_configuration(struct usb_device *udev);
+extern int usb_set_configuration(struct usb_device *dev, int configuration);
+
 /*
  * timeouts, in milliseconds, used for sending/receiving control messages
  * they typically complete within a few frames (msec) after they're issued