diff --git a/include/asm-alpha/ide.h b/include/asm-alpha/ide.h
index 68934a2..6126afe 100644
--- a/include/asm-alpha/ide.h
+++ b/include/asm-alpha/ide.h
@@ -15,10 +15,6 @@
 
 #include <linux/config.h>
 
-#ifndef MAX_HWIFS
-#define MAX_HWIFS	CONFIG_IDE_MAX_HWIFS
-#endif
-
 #define IDE_ARCH_OBSOLETE_DEFAULTS
 
 static inline int ide_default_irq(unsigned long base)
diff --git a/include/asm-sh/ide.h b/include/asm-sh/ide.h
index f42cf39..711dad4 100644
--- a/include/asm-sh/ide.h
+++ b/include/asm-sh/ide.h
@@ -16,10 +16,6 @@
 
 #include <linux/config.h>
 
-#ifndef MAX_HWIFS
-#define MAX_HWIFS	CONFIG_IDE_MAX_HWIFS
-#endif
-
 #define ide_default_io_ctl(base)	(0)
 
 #include <asm-generic/ide_iops.h>
diff --git a/include/asm-sh64/ide.h b/include/asm-sh64/ide.h
index 6fd514da..852f50a 100644
--- a/include/asm-sh64/ide.h
+++ b/include/asm-sh64/ide.h
@@ -17,10 +17,6 @@
 
 #include <linux/config.h>
 
-#ifndef MAX_HWIFS
-#define MAX_HWIFS	CONFIG_IDE_MAX_HWIFS
-#endif
-
 /* Without this, the initialisation of PCI IDE cards end up calling
  * ide_init_hwif_ports, which won't work. */
 #ifdef CONFIG_BLK_DEV_IDEPCI
diff --git a/include/linux/ide.h b/include/linux/ide.h
index e0cf481..77ae55d 100644
--- a/include/linux/ide.h
+++ b/include/linux/ide.h
@@ -267,6 +267,10 @@
 
 #include <asm/ide.h>
 
+#ifndef MAX_HWIFS
+#define MAX_HWIFS	CONFIG_IDE_MAX_HWIFS
+#endif
+
 /* needed on alpha, x86/x86_64, ia64, mips, ppc32 and sh */
 #ifndef IDE_ARCH_OBSOLETE_DEFAULTS
 # define ide_default_io_base(index)	(0)