[PATCH] allow SGI IOC4 chipset support

From: jbarnes@sgi.com (Jesse Barnes)

The 'depends' directive for SGI IOC4 support is too restrictive.  Just make
it depend on ia64.

drivers/ide/Kconfig

@@ -747,7 +747,7 @@ config BLK_DEV_SVWKS
 
 config BLK_DEV_SGIIOC4
 	tristate "Silicon Graphics IOC4 chipset support"
-	depends on IA64_SGI_SN2
+	depends on IA64_SGI_SN2 || IA64_GENERIC
 	help
 	  This driver adds PIO & MultiMode DMA-2 support for the SGI IOC4
 	  chipset, which has one channel and can support two devices.