net: neterion: vxge: Use linux/io-64-nonatomic-lo-hi.h

This patch replace the custom definition of writeq/read and use ones
defined in linux/io-64-nonatomic-lo-hi.h.
Signed-off-by: Corentin Labbe <clabbe@baylibre.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/neterion/vxge/vxge-config.c

@@ -13,6 +13,7 @@
  ******************************************************************************/
 #include <linux/vmalloc.h>
 #include <linux/etherdevice.h>
+#include <linux/io-64-nonatomic-lo-hi.h>
 #include <linux/pci.h>
 #include <linux/slab.h>
 

drivers/net/ethernet/neterion/vxge/vxge-config.h

@@ -2011,26 +2011,6 @@ enum vxge_hw_status vxge_hw_vpath_mtu_set(
 void
 vxge_hw_vpath_rx_doorbell_init(struct __vxge_hw_vpath_handle *vp);
 
-#ifndef readq
-static inline u64 readq(void __iomem *addr)
-{
-	u64 ret = 0;
-	ret = readl(addr + 4);
-	ret <<= 32;
-	ret |= readl(addr);
-
-	return ret;
-}
-#endif
-
-#ifndef writeq
-static inline void writeq(u64 val, void __iomem *addr)
-{
-	writel((u32) (val), addr);
-	writel((u32) (val >> 32), (addr + 4));
-}
-#endif
-
 static inline void __vxge_hw_pio_mem_write32_upper(u32 val, void __iomem *addr)
 {
 	writel(val, addr + 4);

drivers/net/ethernet/neterion/vxge/vxge-traffic.c

@@ -12,6 +12,7 @@
  * Copyright(c) 2002-2010 Exar Corp.
  ******************************************************************************/
 #include <linux/etherdevice.h>
+#include <linux/io-64-nonatomic-lo-hi.h>
 #include <linux/prefetch.h>
 
 #include "vxge-traffic.h"