[SCSI] advansys driver: limp along on x86

Let people enable the advansys driver on x86-32, even though it's broken
on other architectures due to missing DMA mapping infrastructure.

It's used by Jeffrey Phillips Freeman <jeffreyfreeman@syncleus.com> and
possibly others.
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

drivers/scsi/Kconfig

@@ -446,7 +446,9 @@ config SCSI_DPT_I2O
 
 config SCSI_ADVANSYS
 	tristate "AdvanSys SCSI support"
-	depends on (ISA || EISA || PCI) && SCSI && BROKEN
+	depends on SCSI
+	depends on ISA || EISA || PCI
+	depends on BROKEN || X86_32
 	help
 	  This is a driver for all SCSI host adapters manufactured by
 	  AdvanSys. It is documented in the kernel source in

drivers/scsi/advansys.c

@@ -2051,7 +2051,7 @@ STATIC ASC_DCNT  AscGetMaxDmaCount(ushort);
 #define ADV_VADDR_TO_U32   virt_to_bus
 #define ADV_U32_TO_VADDR   bus_to_virt
 
-#define AdvPortAddr  ulong              /* Virtual memory address size */
+#define AdvPortAddr  void __iomem *     /* Virtual memory address size */
 
 /*
  * Define Adv Library required memory access macros.