ohci: remove conditional compilation

Conditional compilation for debugging is removed in favor of
dynamic debugging. To do so

1. the support for debugfs is always compiled
2. the support for the ancient print_urb debugging aid is removed

Signed-off-by: Oliver Neukum <oneukum@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/usb/host/ohci.h

@@ -415,12 +415,11 @@ struct ohci_hcd {
 	struct ed		*ed_to_check;
 	unsigned		zf_delay;
 
-#ifdef DEBUG
 	struct dentry		*debug_dir;
 	struct dentry		*debug_async;
 	struct dentry		*debug_periodic;
 	struct dentry		*debug_registers;
-#endif
+
 	/* platform-specific data -- must come last */
 	unsigned long           priv[0] __aligned(sizeof(s64));
 
@@ -474,10 +473,6 @@ static inline struct usb_hcd *ohci_to_hcd (const struct ohci_hcd *ohci)
 
 /*-------------------------------------------------------------------------*/
 
-#ifndef DEBUG
-#define STUB_DEBUG_FILES
-#endif	/* DEBUG */
-
 #define ohci_dbg(ohci, fmt, args...) \
 	dev_dbg (ohci_to_hcd(ohci)->self.controller , fmt , ## args )
 #define ohci_err(ohci, fmt, args...) \