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[RFC,v3,4/4] crypto: Add the CRYPTO_ALG_BULK flag for ecb(aes) cipher

Message ID 957907cb21cf096815c1defc4c95d88471eba1b2.1464756501.git.baolin.wang@linaro.org
State New
Headers show

Commit Message

(Exiting) Baolin Wang June 1, 2016, 4:58 a.m. UTC
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,