[RFC,v4,4/4] crypto: Add the CRYPTO_ALG_BULK flag for ecb(aes) cipher

Message ID 1c7f3a872ce0382add0d5fc88b797eb3c2ab37f5.1465301616.git.baolin.wang@linaro.org
State New
Headers show

Commit Message

Baolin Wang June 7, 2016, 12:17 p.m.
Since the ecb(aes) cipher does not need to handle the IV things for encryption
or decryption, that means it can support for bulk block when handling data.
Thus this patch adds the CRYPTO_ALG_BULK flag for ecb(aes) cipher to improve
the hardware aes engine's efficiency.

Signed-off-by: Baolin Wang <baolin.wang@linaro.org>

---
 drivers/crypto/omap-aes.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

-- 
1.7.9.5

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Patch

diff --git a/drivers/crypto/omap-aes.c b/drivers/crypto/omap-aes.c
index ce174d3..ab09429 100644
--- a/drivers/crypto/omap-aes.c
+++ b/drivers/crypto/omap-aes.c
@@ -804,7 +804,7 @@  static struct crypto_alg algs_ecb_cbc[] = {
 	.cra_priority		= 300,
 	.cra_flags		= CRYPTO_ALG_TYPE_ABLKCIPHER |
 				  CRYPTO_ALG_KERN_DRIVER_ONLY |
-				  CRYPTO_ALG_ASYNC,
+				  CRYPTO_ALG_ASYNC | CRYPTO_ALG_BULK,
 	.cra_blocksize		= AES_BLOCK_SIZE,
 	.cra_ctxsize		= sizeof(struct omap_aes_ctx),
 	.cra_alignmask		= 0,