From: Romain Perier Subject: [PATCH] crypto: marvell - Don't copy hash operation twice into the SRAM Date: Thu, 1 Dec 2016 17:21:57 +0100 Message-ID: <20161201162157.14563-1-romain.perier@free-electrons.com> Cc: linux-crypto@vger.kernel.org, Jason Cooper , Andrew Lunn , Sebastian Hesselbarth , Gregory Clement , Thomas Petazzoni To: Boris Brezillon , Arnaud Ebalard Return-path: Received: from mail.free-electrons.com ([62.4.15.54]:35710 "EHLO mail.free-electrons.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752856AbcLAQWG (ORCPT ); Thu, 1 Dec 2016 11:22:06 -0500 Sender: linux-crypto-owner@vger.kernel.org List-ID: No need to copy the template of an hash operation twice into the SRAM from the step function. Signed-off-by: Romain Perier --- drivers/crypto/marvell/hash.c | 3 --- 1 file changed, 3 deletions(-) diff --git a/drivers/crypto/marvell/hash.c b/drivers/crypto/marvell/hash.c index 2a92605..fbbcbf8 100644 --- a/drivers/crypto/marvell/hash.c +++ b/drivers/crypto/marvell/hash.c @@ -172,9 +172,6 @@ static void mv_cesa_ahash_std_step(struct ahash_request *req) for (i = 0; i < digsize / 4; i++) writel_relaxed(creq->state[i], engine->regs + CESA_IVDIG(i)); - mv_cesa_adjust_op(engine, &creq->op_tmpl); - memcpy_toio(engine->sram, &creq->op_tmpl, sizeof(creq->op_tmpl)); - if (creq->cache_ptr) memcpy_toio(engine->sram + CESA_SA_DATA_SRAM_OFFSET, creq->cache, creq->cache_ptr); -- 2.9.3