crypto: talitos - Add support for 3des

This patch adds support for authenc(hmac(sha1),cbc(des3_ede))
to the talitos crypto driver for the Freescale Security Engine.
Some adjustments were made to the scatterlist to link table conversion
to make 3des work for ping -s 1439..1446.

Signed-off-by: Lee Nipper <lee.nipper@freescale.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
diff --git a/drivers/crypto/talitos.h b/drivers/crypto/talitos.h
index de0e377..c48a405 100644
--- a/drivers/crypto/talitos.h
+++ b/drivers/crypto/talitos.h
@@ -144,11 +144,10 @@
 #define	DESC_HDR_SEL0_CRCU		__constant_cpu_to_be32(0x80000000)
 
 /* primary execution unit mode (MODE0) and derivatives */
+#define	DESC_HDR_MODE0_ENCRYPT		__constant_cpu_to_be32(0x00100000)
 #define	DESC_HDR_MODE0_AESU_CBC		__constant_cpu_to_be32(0x00200000)
-#define	DESC_HDR_MODE0_AESU_ENC		__constant_cpu_to_be32(0x00100000)
 #define	DESC_HDR_MODE0_DEU_CBC		__constant_cpu_to_be32(0x00400000)
 #define	DESC_HDR_MODE0_DEU_3DES		__constant_cpu_to_be32(0x00200000)
-#define	DESC_HDR_MODE0_DEU_ENC		__constant_cpu_to_be32(0x00100000)
 #define	DESC_HDR_MODE0_MDEU_INIT	__constant_cpu_to_be32(0x01000000)
 #define	DESC_HDR_MODE0_MDEU_HMAC	__constant_cpu_to_be32(0x00800000)
 #define	DESC_HDR_MODE0_MDEU_PAD		__constant_cpu_to_be32(0x00400000)