diff --git a/drivers/ata/libata.h b/drivers/ata/libata.h
index 29bd7f80fc40da4c1227da2e9ef739529f4b6c8a..c42671493e8c4bf035d141b3d69b3e3702453ede 100644
--- a/drivers/ata/libata.h
+++ b/drivers/ata/libata.h
@@ -159,7 +159,5 @@ extern void ata_qc_schedule_eh(struct ata_queued_cmd *qc);
 /* libata-sff.c */
 extern u8 ata_irq_on(struct ata_port *ap);
 
-/* pata_sis.c */
-extern struct ata_port_info sis_info133;
 
 #endif /* __LIBATA_H__ */
diff --git a/drivers/ata/pata_sis.c b/drivers/ata/pata_sis.c
index 560103d55b2e9a09e784ea6882fc0d0fc5e7149a..0a17a95e05044862331a639c69ae44dd24fc04b4 100644
--- a/drivers/ata/pata_sis.c
+++ b/drivers/ata/pata_sis.c
@@ -32,9 +32,8 @@
 #include <scsi/scsi_host.h>
 #include <linux/libata.h>
 #include <linux/ata.h>
-#include "libata.h"
+#include "sis.h"
 
-#undef DRV_NAME		/* already defined in libata.h, for libata-core */
 #define DRV_NAME	"pata_sis"
 #define DRV_VERSION	"0.4.5"
 
diff --git a/drivers/ata/sata_sis.c b/drivers/ata/sata_sis.c
index 49c9e2bd706f9ad1f9367f78d481c1fb8139f668..fd694b6a6f8abaa18e3666c5b4ae4a3f5d185d18 100644
--- a/drivers/ata/sata_sis.c
+++ b/drivers/ata/sata_sis.c
@@ -40,9 +40,8 @@
 #include <linux/device.h>
 #include <scsi/scsi_host.h>
 #include <linux/libata.h>
-#include "libata.h"
+#include "sis.h"
 
-#undef DRV_NAME		/* already defined in libata.h, for libata-core */
 #define DRV_NAME	"sata_sis"
 #define DRV_VERSION	"0.7"
 
diff --git a/drivers/ata/sis.h b/drivers/ata/sis.h
new file mode 100644
index 0000000000000000000000000000000000000000..231da8fc22007ba9b155d8d7ed6c58b10461bff3
--- /dev/null
+++ b/drivers/ata/sis.h
@@ -0,0 +1,5 @@
+
+struct ata_port_info;
+
+/* pata_sis.c */
+extern struct ata_port_info sis_info133;