[CRYPTO] sha512: Hardware acceleration for s390
Exploit the System z10 hardware acceleration for SHA512.
Signed-off-by: Jan Glauber <jang@linux.vnet.ibm.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
diff --git a/arch/s390/crypto/sha.h b/arch/s390/crypto/sha.h
index b7a52ab..1ceafa5 100644
--- a/arch/s390/crypto/sha.h
+++ b/arch/s390/crypto/sha.h
@@ -19,11 +19,12 @@
#include <crypto/sha.h>
/* must be big enough for the largest SHA variant */
-#define SHA_MAX_BLOCK_SIZE SHA256_BLOCK_SIZE
+#define SHA_MAX_STATE_SIZE 16
+#define SHA_MAX_BLOCK_SIZE SHA512_BLOCK_SIZE
struct s390_sha_ctx {
u64 count; /* message length in bytes */
- u32 state[8];
+ u32 state[SHA_MAX_STATE_SIZE];
u8 buf[2 * SHA_MAX_BLOCK_SIZE];
int func; /* KIMD function to use */
};