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authorJan Glauber <jang@linux.vnet.ibm.com>2008-03-06 19:52:00 +0800
committerHerbert Xu <herbert@gondor.apana.org.au>2008-04-21 10:19:21 +0800
commit291dc7c0996b09a7c58b2cf6e9cc3495123a607e (patch)
treedf678f61c217baddb3c959166639e919be637193 /arch/s390/crypto/sha.h
parent604973f1fe41b817c1badb3df2008fe641e50ae6 (diff)
[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>
Diffstat (limited to 'arch/s390/crypto/sha.h')
-rw-r--r--arch/s390/crypto/sha.h5
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/s390/crypto/sha.h b/arch/s390/crypto/sha.h
index b7a52ab5db9..1ceafa571ea 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 */
};