diff --git a/drivers/ide/Kconfig b/drivers/ide/Kconfig
index a678bbe..1d06b41 100644
--- a/drivers/ide/Kconfig
+++ b/drivers/ide/Kconfig
@@ -371,6 +371,9 @@
 	  It is safe to say Y to this question, in most cases.
 	  If unsure, say N.
 
+config IDEPCI_PCIBUS_ORDER
+	def_bool PCI && BLK_DEV_IDE=y && BLK_DEV_IDEPCI
+
 config BLK_DEV_OFFBOARD
 	bool "Boot off-board chipsets first support"
 	depends on PCI && BLK_DEV_IDEPCI
diff --git a/drivers/ide/ide.c b/drivers/ide/ide.c
index 038f261..f2b547f 100644
--- a/drivers/ide/ide.c
+++ b/drivers/ide/ide.c
@@ -172,7 +172,7 @@
 DECLARE_MUTEX(ide_cfg_sem);
  __cacheline_aligned_in_smp DEFINE_SPINLOCK(ide_lock);
 
-#ifdef CONFIG_BLK_DEV_IDEPCI
+#ifdef CONFIG_IDEPCI_PCIBUS_ORDER
 static int ide_scan_direction; /* THIS was formerly 2.2.x pci=reverse */
 #endif
 
@@ -1333,13 +1333,13 @@
 		return 1;
 	}
 
-#ifdef CONFIG_BLK_DEV_IDEPCI
+#ifdef CONFIG_IDEPCI_PCIBUS_ORDER
 	if (!strcmp(s, "ide=reverse")) {
 		ide_scan_direction = 1;
 		printk(" : Enabled support for IDE inverse scan order.\n");
 		return 1;
 	}
-#endif /* CONFIG_BLK_DEV_IDEPCI */
+#endif
 
 #ifdef CONFIG_BLK_DEV_IDEACPI
 	if (!strcmp(s, "ide=noacpi")) {
@@ -1599,9 +1599,9 @@
  */
 static void __init probe_for_hwifs (void)
 {
-#ifdef CONFIG_BLK_DEV_IDEPCI
+#ifdef CONFIG_IDEPCI_PCIBUS_ORDER
 	ide_scan_pcibus(ide_scan_direction);
-#endif /* CONFIG_BLK_DEV_IDEPCI */
+#endif
 
 #ifdef CONFIG_ETRAX_IDE
 	{
diff --git a/drivers/ide/setup-pci.c b/drivers/ide/setup-pci.c
index 892cda7..67035ba 100644
--- a/drivers/ide/setup-pci.c
+++ b/drivers/ide/setup-pci.c
@@ -772,6 +772,7 @@
 
 EXPORT_SYMBOL_GPL(ide_setup_pci_devices);
 
+#ifdef CONFIG_IDEPCI_PCIBUS_ORDER
 /*
  *	Module interfaces
  */
@@ -878,3 +879,4 @@
 		__pci_register_driver(d, d->driver.owner, d->driver.mod_name);
 	}
 }
+#endif
diff --git a/include/linux/ide.h b/include/linux/ide.h
index 52d482a..df4e6a5 100644
--- a/include/linux/ide.h
+++ b/include/linux/ide.h
@@ -1205,9 +1205,14 @@
 
 extern int ideprobe_init(void);
 
+#ifdef CONFIG_IDEPCI_PCIBUS_ORDER
 extern void ide_scan_pcibus(int scan_direction) __init;
 extern int __ide_pci_register_driver(struct pci_driver *driver, struct module *owner, const char *mod_name);
 #define ide_pci_register_driver(d) __ide_pci_register_driver(d, THIS_MODULE, KBUILD_MODNAME)
+#else
+#define ide_pci_register_driver(d) pci_register_driver(d)
+#endif
+
 void ide_pci_setup_ports(struct pci_dev *, struct ide_pci_device_s *, int, ata_index_t *);
 extern void ide_setup_pci_noise (struct pci_dev *dev, struct ide_pci_device_s *d);