crypto: pcrypt - Add pcrypt crypto parallelization wrapper

This patch adds a parallel crypto template that takes a crypto
algorithm and converts it to process the crypto transforms in
parallel. For the moment only aead algorithms are supported.

Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

1 files changed, 10 insertions, 0 deletions

diff --git a/crypto/Kconfig b/crypto/Kconfig
index 81c185a6971f..6a2e295ee227 100644
--- a/crypto/Kconfig
+++ b/crypto/Kconfig
@@ -114,6 +114,16 @@ config CRYPTO_NULL
         help
           These are 'Null' algorithms, used by IPsec, which do nothing.
 
+config CRYPTO_PCRYPT
+        tristate "Parallel crypto engine (EXPERIMENTAL)"
+        depends on SMP && EXPERIMENTAL
+        select PADATA
+        select CRYPTO_MANAGER
+        select CRYPTO_AEAD
+        help
+          This converts an arbitrary crypto algorithm into a parallel
+          algorithm that executes in kernel threads.
+
 config CRYPTO_WORKQUEUE
        tristate