USB: xhci: No-op command queueing and irq handler.

[GitHub/mt8127/android_kernel_alcatel_ttab.git] / drivers / usb / core / hcd.c

diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c
index 42b93da1085d00ab52da7cd36843510945520d60..c65d956040289104693edfdbaf9904806f31238f 100644 (file)
--- a/drivers/usb/core/hcd.c
+++ b/drivers/usb/core/hcd.c
@@ -755,23 +755,6 @@ static struct attribute_group usb_bus_attr_group = {
 
 /*-------------------------------------------------------------------------*/
 
-static struct class *usb_host_class;
-
-int usb_host_init(void)
-{
-       int retval = 0;
-
-       usb_host_class = class_create(THIS_MODULE, "usb_host");
-       if (IS_ERR(usb_host_class))
-               retval = PTR_ERR(usb_host_class);
-       return retval;
-}
-
-void usb_host_cleanup(void)
-{
-       class_destroy(usb_host_class);
-}
-
 /**
  * usb_bus_init - shared initialization code
  * @bus: the bus structure being initialized
@@ -818,12 +801,6 @@ static int usb_register_bus(struct usb_bus *bus)
        set_bit (busnum, busmap.busmap);
        bus->busnum = busnum;
 
-       bus->dev = device_create(usb_host_class, bus->controller, MKDEV(0, 0),
-                                bus, "usb_host%d", busnum);
-       result = PTR_ERR(bus->dev);
-       if (IS_ERR(bus->dev))
-               goto error_create_class_dev;
-
        /* Add it to the local list of buses */
        list_add (&bus->bus_list, &usb_bus_list);
        mutex_unlock(&usb_bus_list_lock);
@@ -834,8 +811,6 @@ static int usb_register_bus(struct usb_bus *bus)
                  "number %d\n", bus->busnum);
        return 0;
 
-error_create_class_dev:
-       clear_bit(busnum, busmap.busmap);
 error_find_busnum:
        mutex_unlock(&usb_bus_list_lock);
        return result;
@@ -865,8 +840,6 @@ static void usb_deregister_bus (struct usb_bus *bus)
        usb_notify_remove_bus(bus);
 
        clear_bit (bus->busnum, busmap.busmap);
-
-       device_unregister(bus->dev);
 }
 
 /**