tc35815: Enable NAPI

This driver has NAPI code but it has been disabled.  Enable it now.
The non-napi code will be removed lator.

Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/tc35815.c b/drivers/net/tc35815.c
index 3d38479..0d621ca 100644
--- a/drivers/net/tc35815.c
+++ b/drivers/net/tc35815.c
@@ -22,6 +22,7 @@
  * All Rights Reserved.
  */
 
+#define TC35815_NAPI
 #ifdef TC35815_NAPI
 #define DRV_VERSION	"1.38-NAPI"
 #else