skge: use the DMA state API instead of the pci equivalents

This replace the PCI DMA state API (include/linux/pci-dma.h) with the
DMA equivalents since the PCI DMA state API will be obsolete.

No functional change.

For further information about the background:

http://marc.info/?l=linux-netdev&m=127037540020276&w=2

Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Acked-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/skge.h b/drivers/net/skge.h
index 831de1b..507addc 100644
--- a/drivers/net/skge.h
+++ b/drivers/net/skge.h
@@ -2393,8 +2393,8 @@
 	struct skge_element	*next;
 	void			*desc;
 	struct sk_buff  	*skb;
-	DECLARE_PCI_UNMAP_ADDR(mapaddr);
-	DECLARE_PCI_UNMAP_LEN(maplen);
+	DEFINE_DMA_UNMAP_ADDR(mapaddr);
+	DEFINE_DMA_UNMAP_LEN(maplen);
 };
 
 struct skge_ring {