From: Russell King Subject: [PATCH 03/18] crypto: marvell: add flag to determine algorithm endianness Date: Sun, 18 Oct 2015 17:23:40 +0100 Message-ID: References: <20151018161649.GA6651@n2100.arm.linux.org.uk> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit Cc: Herbert Xu , "David S. Miller" , linux-crypto@vger.kernel.org To: Boris Brezillon , Arnaud Ebalard , Thomas Petazzoni , Jason Cooper Return-path: Received: from pandora.arm.linux.org.uk ([78.32.30.218]:45202 "EHLO pandora.arm.linux.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753037AbbJRQXv (ORCPT ); Sun, 18 Oct 2015 12:23:51 -0400 In-Reply-To: <20151018161649.GA6651@n2100.arm.linux.org.uk> Content-Disposition: inline Sender: linux-crypto-owner@vger.kernel.org List-ID: Rather than determining whether we're using a MD5 hash by looking at the digest size, switch to a cleaner solution using a per-request flag initialised by the method type. Signed-off-by: Russell King --- drivers/crypto/marvell/cesa.h | 1 + drivers/crypto/marvell/hash.c | 17 +++++++++-------- 2 files changed, 10 insertions(+), 8 deletions(-) diff --git a/drivers/crypto/marvell/cesa.h b/drivers/crypto/marvell/cesa.h index e19302c9dec9..5d5b66ea2ceb 100644 --- a/drivers/crypto/marvell/cesa.h +++ b/drivers/crypto/marvell/cesa.h @@ -612,6 +612,7 @@ struct mv_cesa_ahash_req { u64 len; int src_nents; bool last_req; + bool algo_le; u32 state[8]; }; diff --git a/drivers/crypto/marvell/hash.c b/drivers/crypto/marvell/hash.c index f59faabcd34f..aa12274608ab 100644 --- a/drivers/crypto/marvell/hash.c +++ b/drivers/crypto/marvell/hash.c @@ -351,7 +351,7 @@ static int mv_cesa_ahash_process(struct crypto_async_request *req, u32 status) * Hardware's MD5 digest is in little endian format, but * SHA in big endian format */ - if (digsize == MD5_DIGEST_SIZE) { + if (creq->algo_le) { __le32 *result = (void *)ahashreq->result; for (i = 0; i < digsize / 4; i++) @@ -407,7 +407,7 @@ static const struct mv_cesa_req_ops mv_cesa_ahash_req_ops = { }; static int mv_cesa_ahash_init(struct ahash_request *req, - struct mv_cesa_op_ctx *tmpl) + struct mv_cesa_op_ctx *tmpl, bool algo_le) { struct mv_cesa_ahash_req *creq = ahash_request_ctx(req); @@ -421,6 +421,7 @@ static int mv_cesa_ahash_init(struct ahash_request *req, mv_cesa_set_mac_op_frag_len(tmpl, 0); creq->op_tmpl = *tmpl; creq->len = 0; + creq->algo_le = algo_le; return 0; } @@ -861,7 +862,7 @@ static int mv_cesa_md5_init(struct ahash_request *req) mv_cesa_set_op_cfg(&tmpl, CESA_SA_DESC_CFG_MACM_MD5); - mv_cesa_ahash_init(req, &tmpl); + mv_cesa_ahash_init(req, &tmpl, true); return 0; } @@ -924,7 +925,7 @@ static int mv_cesa_sha1_init(struct ahash_request *req) mv_cesa_set_op_cfg(&tmpl, CESA_SA_DESC_CFG_MACM_SHA1); - mv_cesa_ahash_init(req, &tmpl); + mv_cesa_ahash_init(req, &tmpl, false); return 0; } @@ -987,7 +988,7 @@ static int mv_cesa_sha256_init(struct ahash_request *req) mv_cesa_set_op_cfg(&tmpl, CESA_SA_DESC_CFG_MACM_SHA256); - mv_cesa_ahash_init(req, &tmpl); + mv_cesa_ahash_init(req, &tmpl, false); return 0; } @@ -1218,7 +1219,7 @@ static int mv_cesa_ahmac_md5_init(struct ahash_request *req) mv_cesa_set_op_cfg(&tmpl, CESA_SA_DESC_CFG_MACM_HMAC_MD5); memcpy(tmpl.ctx.hash.iv, ctx->iv, sizeof(ctx->iv)); - mv_cesa_ahash_init(req, &tmpl); + mv_cesa_ahash_init(req, &tmpl, true); return 0; } @@ -1288,7 +1289,7 @@ static int mv_cesa_ahmac_sha1_init(struct ahash_request *req) mv_cesa_set_op_cfg(&tmpl, CESA_SA_DESC_CFG_MACM_HMAC_SHA1); memcpy(tmpl.ctx.hash.iv, ctx->iv, sizeof(ctx->iv)); - mv_cesa_ahash_init(req, &tmpl); + mv_cesa_ahash_init(req, &tmpl, false); return 0; } @@ -1378,7 +1379,7 @@ static int mv_cesa_ahmac_sha256_init(struct ahash_request *req) mv_cesa_set_op_cfg(&tmpl, CESA_SA_DESC_CFG_MACM_HMAC_SHA256); memcpy(tmpl.ctx.hash.iv, ctx->iv, sizeof(ctx->iv)); - mv_cesa_ahash_init(req, &tmpl); + mv_cesa_ahash_init(req, &tmpl, false); return 0; } -- 2.1.0