From: Baolin Wang Subject: [RFC v4 4/4] crypto: Add the CRYPTO_ALG_BULK flag for ecb(aes) cipher Date: Tue, 7 Jun 2016 20:17:07 +0800 Message-ID: <1c7f3a872ce0382add0d5fc88b797eb3c2ab37f5.1465301616.git.baolin.wang@linaro.org> References: Cc: ebiggers3@gmail.com, js1304@gmail.com, tadeusz.struk@intel.com, smueller@chronox.de, standby24x7@gmail.com, shli@kernel.org, dan.j.williams@intel.com, martin.petersen@oracle.com, sagig@mellanox.com, kent.overstreet@gmail.com, keith.busch@intel.com, tj@kernel.org, ming.lei@canonical.com, broonie@kernel.org, arnd@arndb.de, linux-crypto@vger.kernel.org, linux-block@vger.kernel.org, linux-raid@vger.kernel.org, linux-kernel@vger.kernel.org, baolin.wang@linaro.org To: axboe@kernel.dk, agk@redhat.com, snitzer@redhat.com, dm-devel@redhat.com, herbert@gondor.apana.org.au, davem@davemloft.net Return-path: Received: from mail-pa0-f42.google.com ([209.85.220.42]:33010 "EHLO mail-pa0-f42.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1161317AbcFGMSq (ORCPT ); Tue, 7 Jun 2016 08:18:46 -0400 Received: by mail-pa0-f42.google.com with SMTP id ec8so39833682pac.0 for ; Tue, 07 Jun 2016 05:18:46 -0700 (PDT) In-Reply-To: In-Reply-To: References: Sender: linux-crypto-owner@vger.kernel.org List-ID: 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 --- drivers/crypto/omap-aes.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) 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, -- 1.7.9.5