Fix even more tabs

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@24155 a1c6a512-1295-4272-9138-f99709370657

firmware/usbstack/usb_class_driver.h

@@ -41,46 +41,46 @@ struct usb_class_driver {
     /* Tells the driver what its first interface number will be. The driver
        returns the number of the first available interface for the next driver
        (i.e. a driver with one interface will return interface+1)
-	   A driver must have at least one interface
-	   Mandatory function */
+       A driver must have at least one interface
+       Mandatory function */
     int (*set_first_interface)(int interface);
 
     /* Asks the driver to put the interface descriptor and all other
        needed descriptor for this driver at dest.
        Returns the number of bytes taken by these descriptors.
-	   Mandatory function */
+       Mandatory function */
     int (*get_config_descriptor)(unsigned char *dest, int max_packet_size);
 
     /* Tells the driver that a usb connection has been set up and is now
        ready to use.
-	   Optional function */
+       Optional function */
     void (*init_connection)(void);
 
     /* Initialises the driver. This can be called multiple times,
        and should not perform any action that can disturb other threads
        (like getting the audio buffer)
-	   Optional function */
+       Optional function */
     void (*init)(void);
 
     /* Tells the driver that the usb connection is no longer active
-	   Optional function */
+       Optional function */
     void (*disconnect)(void);
 
     /* Tells the driver that a usb transfer has been completed. Note that "dir"
        is relative to the host
-	   Optional function */
+       Optional function */
     void (*transfer_complete)(int ep,int dir, int status, int length);
 
     /* Tells the driver that a control request has come in. If the driver is
        able to handle it, it should ack the request, and return true. Otherwise
        it should return false.
-	   Optional function */
+       Optional function */
     bool (*control_request)(struct usb_ctrlrequest* req, unsigned char *dest);
 
 #ifdef HAVE_HOTSWAP
     /* Tells the driver that a hotswappable disk/card was inserted or
        extracted
-	   Optional function */
+       Optional function */
     void (*notify_hotswap)(int volume, bool inserted);
 #endif
 };