wd719x: Introduce Western Digital WD7193/7197/7296 PCI SCSI card driver

Introduce wd719x, a driver for Western Digital WD7193, WD7197 and WD7296 PCI
SCSI controllers based on WD33C296A chip.
Tested with WD7193 card.

Signed-off-by: Ondrej Zary <linux@rainbow-software.org>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Christoph Hellwig <hch@lst.de>
diff --git a/drivers/scsi/Makefile b/drivers/scsi/Makefile
index a9f3fa8..58158f1 100644
--- a/drivers/scsi/Makefile
+++ b/drivers/scsi/Makefile
@@ -143,6 +143,7 @@
 obj-$(CONFIG_VMWARE_PVSCSI)	+= vmw_pvscsi.o
 obj-$(CONFIG_XEN_SCSI_FRONTEND)	+= xen-scsifront.o
 obj-$(CONFIG_HYPERV_STORAGE)	+= hv_storvsc.o
+obj-$(CONFIG_SCSI_WD719X)	+= wd719x.o
 
 obj-$(CONFIG_ARM)		+= arm/