crypto: n2 - Add Niagara2 crypto driver

Current deficiencies:

1) No HMAC hash support yet.

2) Although the algs are registered as ASYNC they always run
   synchronously.

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

1 files changed, 12 insertions, 0 deletions

diff --git a/drivers/crypto/Kconfig b/drivers/crypto/Kconfig
index 9073aa05123e..fbf94cf496f0 100644
--- a/drivers/crypto/Kconfig
+++ b/drivers/crypto/Kconfig
@@ -170,6 +170,18 @@ config CRYPTO_DEV_MV_CESA
 
           Currently the driver supports AES in ECB and CBC mode without DMA.
 
+config CRYPTO_DEV_NIAGARA2
+       tristate "Niagara2 Stream Processing Unit driver"
+       select CRYPTO_ALGAPI
+       depends on SPARC64
+       help
+          Each core of a Niagara2 processor contains a Stream
+          Processing Unit, which itself contains several cryptographic
+          sub-units.  One set provides the Modular Arithmetic Unit,
+          used for SSL offload.  The other set provides the Cipher
+          Group, which can perform encryption, decryption, hashing,
+          checksumming, and raw copies.
+
 config CRYPTO_DEV_HIFN_795X
         tristate "Driver HIFN 795x crypto accelerator chips"
         select CRYPTO_DES