sparc64: Add SHA384/SHA512 driver making use of the 'sha512' instruction.

Signed-off-by: David S. Miller <davem@davemloft.net>
Acked-by: Herbert Xu <herbert@gondor.apana.org.au>

1 files changed, 9 insertions, 0 deletions

diff --git a/crypto/Kconfig b/crypto/Kconfig
index 4782d840d838..e7ed12abc875 100644
--- a/crypto/Kconfig
+++ b/crypto/Kconfig
@@ -475,6 +475,15 @@ config CRYPTO_SHA512
           This code also includes SHA-384, a 384 bit hash with 192 bits
           of security against collision attacks.
 
+config CRYPTO_SHA512_SPARC64
+        tristate "SHA384 and SHA512 digest algorithm (SPARC64)"
+        depends on SPARC64
+        select CRYPTO_SHA512
+        select CRYPTO_HASH
+        help
+          SHA-512 secure hash standard (DFIPS 180-2) implemented
+          using sparc64 crypto instructions, when available.
+
 config CRYPTO_TGR192
         tristate "Tiger digest algorithms"
         select CRYPTO_HASH