sata_dwc_460ex: enable COMPILE_TEST for the driver

To test how the driver could be compiled in the non-native environment let's
enable COMPILE_TEST for it. It would be useful for further work.

This patch enables COMPILE_TEST for the driver and fixes compilation errors on
at least x86 platforms.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Tejun Heo <tj@kernel.org>

drivers/ata/Kconfig

@@ -269,7 +269,7 @@ config ATA_PIIX
 
 config SATA_DWC
 	tristate "DesignWare Cores SATA support"
-	depends on 460EX
+	depends on 460EX || COMPILE_TEST
 	help
 	  This option enables support for the on-chip SATA controller of the
 	  AppliedMicro processor 460EX.

drivers/ata/sata_dwc_460ex.c

@@ -48,6 +48,18 @@
 #define DRV_NAME        "sata-dwc"
 #define DRV_VERSION     "1.3"
 
+#ifndef out_le32
+#define out_le32(a, v)	__raw_writel(__cpu_to_le32(v), (void __iomem *)(a))
+#endif
+
+#ifndef in_le32
+#define in_le32(a)	__le32_to_cpu(__raw_readl((void __iomem *)(a)))
+#endif
+
+#ifndef NO_IRQ
+#define NO_IRQ		0
+#endif
+
 /* SATA DMA driver Globals */
 #define DMA_NUM_CHANS		1
 #define DMA_NUM_CHAN_REGS	8