diff --git a/include/linux/patchkey.h b/include/linux/patchkey.h
index aefda0e..97a919f 100644
--- a/include/linux/patchkey.h
+++ b/include/linux/patchkey.h
@@ -9,22 +9,12 @@
  * Do not include this file directly.  Please use <sys/soundcard.h> instead.
  * For kernel code, use <linux/soundcard.h>
  */
-
-#ifndef _LINUX_PATCHKEY_H_INDIRECT
-#error "patchkey.h included directly"
-#endif
-
 #ifndef _LINUX_PATCHKEY_H
 #define _LINUX_PATCHKEY_H
 
-/* Endian macros. */
-#ifdef __KERNEL__
 #  include <asm/byteorder.h>
-#else
-#  include <endian.h>
-#endif
+#include <uapi/linux/patchkey.h>
 
-#if defined(__KERNEL__)
 #  if defined(__BIG_ENDIAN)
 #    define _PATCHKEY(id) (0xfd00|id)
 #  elif defined(__LITTLE_ENDIAN)
@@ -32,16 +22,4 @@
 #  else
 #    error "could not determine byte order"
 #  endif
-#else
-#if defined(__BYTE_ORDER)
-#  if __BYTE_ORDER == __BIG_ENDIAN
-#    define _PATCHKEY(id) (0xfd00|id)
-#  elif __BYTE_ORDER == __LITTLE_ENDIAN
-#    define _PATCHKEY(id) ((id<<8)|0x00fd)
-#  else
-#    error "could not determine byte order"
-#  endif
-#endif
-#endif
-
 #endif /* _LINUX_PATCHKEY_H */