crypto: Add CRYPTO_ALG_KERN_DRIVER_ONLY flag

The added CRYPTO_ALG_KERN_DRIVER_ONLY indicates whether a cipher
is only available via a kernel driver. If the cipher implementation
might be available by using an instruction set or by porting the
kernel code, then it must not be set.

Signed-off-by: Nikos Mavrogiannopoulos <nmav@gnutls.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

1 files changed, 6 insertions, 2 deletions

diff --git a/drivers/crypto/omap-aes.c b/drivers/crypto/omap-aes.c
index 5b970d9e9956..63e57b57a12c 100644
--- a/drivers/crypto/omap-aes.c
+++ b/drivers/crypto/omap-aes.c
@@ -756,7 +756,9 @@ static struct crypto_alg algs[] = {
         .cra_name               = "ecb(aes)",
         .cra_driver_name        = "ecb-aes-omap",
         .cra_priority           = 100,
-        .cra_flags              = CRYPTO_ALG_TYPE_ABLKCIPHER | CRYPTO_ALG_ASYNC,
+        .cra_flags              = CRYPTO_ALG_TYPE_ABLKCIPHER |
+                                  CRYPTO_ALG_KERN_DRIVER_ONLY |
+                                  CRYPTO_ALG_ASYNC,
         .cra_blocksize          = AES_BLOCK_SIZE,
         .cra_ctxsize            = sizeof(struct omap_aes_ctx),
         .cra_alignmask          = 0,
@@ -776,7 +778,9 @@ static struct crypto_alg algs[] = {
         .cra_name               = "cbc(aes)",
         .cra_driver_name        = "cbc-aes-omap",
         .cra_priority           = 100,
-        .cra_flags              = CRYPTO_ALG_TYPE_ABLKCIPHER | CRYPTO_ALG_ASYNC,
+        .cra_flags              = CRYPTO_ALG_TYPE_ABLKCIPHER |
+                                  CRYPTO_ALG_KERN_DRIVER_ONLY |
+                                  CRYPTO_ALG_ASYNC,
         .cra_blocksize          = AES_BLOCK_SIZE,
         .cra_ctxsize            = sizeof(struct omap_aes_ctx),
         .cra_alignmask          = 0,