crypto: mips/sha - remove duplicate hash init function

sha*_base_init() series functions has implemented the initialization
of the hash context, this commit use sha*_base_init() function to
replace repeated implementations.
Signed-off-by: NTianjia Zhang <tianjia.zhang@linux.alibaba.com>
Signed-off-by: NHerbert Xu <herbert@gondor.apana.org.au>

arch/mips/cavium-octeon/crypto/octeon-sha1.c

@@ -15,6 +15,7 @@
 
 #include <linux/mm.h>
 #include <crypto/sha1.h>
+#include <crypto/sha1_base.h>
 #include <linux/init.h>
 #include <linux/types.h>
 #include <linux/module.h>
@@ -71,20 +72,6 @@ static void octeon_sha1_transform(const void *_block)
 	octeon_sha1_start(block[7]);
 }
 
-static int octeon_sha1_init(struct shash_desc *desc)
-{
-	struct sha1_state *sctx = shash_desc_ctx(desc);
-
-	sctx->state[0] = SHA1_H0;
-	sctx->state[1] = SHA1_H1;
-	sctx->state[2] = SHA1_H2;
-	sctx->state[3] = SHA1_H3;
-	sctx->state[4] = SHA1_H4;
-	sctx->count = 0;
-
-	return 0;
-}
-
 static void __octeon_sha1_update(struct sha1_state *sctx, const u8 *data,
 				 unsigned int len)
 {
@@ -200,7 +187,7 @@ static int octeon_sha1_import(struct shash_desc *desc, const void *in)
 
 static struct shash_alg octeon_sha1_alg = {
 	.digestsize	=	SHA1_DIGEST_SIZE,
-	.init		=	octeon_sha1_init,
+	.init		=	sha1_base_init,
 	.update		=	octeon_sha1_update,
 	.final		=	octeon_sha1_final,
 	.export		=	octeon_sha1_export,

arch/mips/cavium-octeon/crypto/octeon-sha256.c

@@ -16,6 +16,7 @@
 
 #include <linux/mm.h>
 #include <crypto/sha2.h>
+#include <crypto/sha256_base.h>
 #include <linux/init.h>
 #include <linux/types.h>
 #include <linux/module.h>
@@ -63,40 +64,6 @@ static void octeon_sha256_transform(const void *_block)
 	octeon_sha256_start(block[7]);
 }
 
-static int octeon_sha224_init(struct shash_desc *desc)
-{
-	struct sha256_state *sctx = shash_desc_ctx(desc);
-
-	sctx->state[0] = SHA224_H0;
-	sctx->state[1] = SHA224_H1;
-	sctx->state[2] = SHA224_H2;
-	sctx->state[3] = SHA224_H3;
-	sctx->state[4] = SHA224_H4;
-	sctx->state[5] = SHA224_H5;
-	sctx->state[6] = SHA224_H6;
-	sctx->state[7] = SHA224_H7;
-	sctx->count = 0;
-
-	return 0;
-}
-
-static int octeon_sha256_init(struct shash_desc *desc)
-{
-	struct sha256_state *sctx = shash_desc_ctx(desc);
-
-	sctx->state[0] = SHA256_H0;
-	sctx->state[1] = SHA256_H1;
-	sctx->state[2] = SHA256_H2;
-	sctx->state[3] = SHA256_H3;
-	sctx->state[4] = SHA256_H4;
-	sctx->state[5] = SHA256_H5;
-	sctx->state[6] = SHA256_H6;
-	sctx->state[7] = SHA256_H7;
-	sctx->count = 0;
-
-	return 0;
-}
-
 static void __octeon_sha256_update(struct sha256_state *sctx, const u8 *data,
 				   unsigned int len)
 {
@@ -224,7 +191,7 @@ static int octeon_sha256_import(struct shash_desc *desc, const void *in)
 
 static struct shash_alg octeon_sha256_algs[2] = { {
 	.digestsize	=	SHA256_DIGEST_SIZE,
-	.init		=	octeon_sha256_init,
+	.init		=	sha256_base_init,
 	.update		=	octeon_sha256_update,
 	.final		=	octeon_sha256_final,
 	.export		=	octeon_sha256_export,
@@ -240,7 +207,7 @@ static struct shash_alg octeon_sha256_algs[2] = { {
 	}
 }, {
 	.digestsize	=	SHA224_DIGEST_SIZE,
-	.init		=	octeon_sha224_init,
+	.init		=	sha224_base_init,
 	.update		=	octeon_sha256_update,
 	.final		=	octeon_sha224_final,
 	.descsize	=	sizeof(struct sha256_state),

arch/mips/cavium-octeon/crypto/octeon-sha512.c

@@ -15,6 +15,7 @@
 
 #include <linux/mm.h>
 #include <crypto/sha2.h>
+#include <crypto/sha512_base.h>
 #include <linux/init.h>
 #include <linux/types.h>
 #include <linux/module.h>
@@ -74,40 +75,6 @@ static void octeon_sha512_transform(const void *_block)
 	octeon_sha512_start(block[15]);
 }
 
-static int octeon_sha512_init(struct shash_desc *desc)
-{
-	struct sha512_state *sctx = shash_desc_ctx(desc);
-
-	sctx->state[0] = SHA512_H0;
-	sctx->state[1] = SHA512_H1;
-	sctx->state[2] = SHA512_H2;
-	sctx->state[3] = SHA512_H3;
-	sctx->state[4] = SHA512_H4;
-	sctx->state[5] = SHA512_H5;
-	sctx->state[6] = SHA512_H6;
-	sctx->state[7] = SHA512_H7;
-	sctx->count[0] = sctx->count[1] = 0;
-
-	return 0;
-}
-
-static int octeon_sha384_init(struct shash_desc *desc)
-{
-	struct sha512_state *sctx = shash_desc_ctx(desc);
-
-	sctx->state[0] = SHA384_H0;
-	sctx->state[1] = SHA384_H1;
-	sctx->state[2] = SHA384_H2;
-	sctx->state[3] = SHA384_H3;
-	sctx->state[4] = SHA384_H4;
-	sctx->state[5] = SHA384_H5;
-	sctx->state[6] = SHA384_H6;
-	sctx->state[7] = SHA384_H7;
-	sctx->count[0] = sctx->count[1] = 0;
-
-	return 0;
-}
-
 static void __octeon_sha512_update(struct sha512_state *sctx, const u8 *data,
 				   unsigned int len)
 {
@@ -223,7 +190,7 @@ static int octeon_sha384_final(struct shash_desc *desc, u8 *hash)
 
 static struct shash_alg octeon_sha512_algs[2] = { {
 	.digestsize	=	SHA512_DIGEST_SIZE,
-	.init		=	octeon_sha512_init,
+	.init		=	sha512_base_init,
 	.update		=	octeon_sha512_update,
 	.final		=	octeon_sha512_final,
 	.descsize	=	sizeof(struct sha512_state),
@@ -236,7 +203,7 @@ static struct shash_alg octeon_sha512_algs[2] = { {
 	}
 }, {
 	.digestsize	=	SHA384_DIGEST_SIZE,
-	.init		=	octeon_sha384_init,
+	.init		=	sha384_base_init,
 	.update		=	octeon_sha512_update,
 	.final		=	octeon_sha384_final,
 	.descsize	=	sizeof(struct sha512_state),