From patchwork Wed Jun 1 08:56:05 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tero Kristo X-Patchwork-Id: 9146721 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 9F50360777 for ; Wed, 1 Jun 2016 08:59:22 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 955D81FF60 for ; Wed, 1 Jun 2016 08:59:22 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 89FAC26538; Wed, 1 Jun 2016 08:59:22 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.2 required=2.0 tests=BAYES_00,FSL_HELO_HOME, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 264BF1FF60 for ; Wed, 1 Jun 2016 08:59:22 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1b81yV-0007kK-NM; Wed, 01 Jun 2016 08:58:03 +0000 Received: from comal.ext.ti.com ([198.47.26.152]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1b81y8-0007RV-Ty for linux-arm-kernel@lists.infradead.org; Wed, 01 Jun 2016 08:57:41 +0000 Received: from dlelxv90.itg.ti.com ([172.17.2.17]) by comal.ext.ti.com (8.13.7/8.13.7) with ESMTP id u518uqBO020022; Wed, 1 Jun 2016 03:56:52 -0500 Received: from DFLE72.ent.ti.com (dfle72.ent.ti.com [128.247.5.109]) by dlelxv90.itg.ti.com (8.14.3/8.13.8) with ESMTP id u518uvPb019806; Wed, 1 Jun 2016 03:56:57 -0500 Received: from dlep32.itg.ti.com (157.170.170.100) by DFLE72.ent.ti.com (128.247.5.109) with Microsoft SMTP Server id 14.3.294.0; Wed, 1 Jun 2016 03:56:56 -0500 Received: from gomoku.home (ileax41-snat.itg.ti.com [10.172.224.153]) by dlep32.itg.ti.com (8.14.3/8.13.8) with ESMTP id u518ug0T002676; Wed, 1 Jun 2016 03:56:54 -0500 From: Tero Kristo To: , , , , Subject: [PATCH 04/28] crypto: omap: do not call dmaengine_terminate_all Date: Wed, 1 Jun 2016 11:56:05 +0300 Message-ID: <1464771389-10640-5-git-send-email-t-kristo@ti.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1464771389-10640-1-git-send-email-t-kristo@ti.com> References: <1464771389-10640-1-git-send-email-t-kristo@ti.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20160601_015741_107108_8552D286 X-CRM114-Status: UNSURE ( 8.57 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: lokeshvutla@ti.com, Tero Kristo , linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP From: Lokesh Vutla The extra call to dmaengine_terminate_all is not needed, as the DMA is not running at this point. This improves performance slightly. Signed-off-by: Lokesh Vutla Signed-off-by: Tero Kristo --- drivers/crypto/omap-aes.c | 2 -- drivers/crypto/omap-sham.c | 1 - 2 files changed, 3 deletions(-) diff --git a/drivers/crypto/omap-aes.c b/drivers/crypto/omap-aes.c index 4a0e6a5..8178632 100644 --- a/drivers/crypto/omap-aes.c +++ b/drivers/crypto/omap-aes.c @@ -528,8 +528,6 @@ static int omap_aes_crypt_dma_stop(struct omap_aes_dev *dd) omap_aes_dma_stop(dd); - dmaengine_terminate_all(dd->dma_lch_in); - dmaengine_terminate_all(dd->dma_lch_out); return 0; } diff --git a/drivers/crypto/omap-sham.c b/drivers/crypto/omap-sham.c index 71eac5c..287bc43 100644 --- a/drivers/crypto/omap-sham.c +++ b/drivers/crypto/omap-sham.c @@ -805,7 +805,6 @@ static int omap_sham_update_dma_stop(struct omap_sham_dev *dd) { struct omap_sham_reqctx *ctx = ahash_request_ctx(dd->req); - dmaengine_terminate_all(dd->dma_lch); if (ctx->flags & BIT(FLAGS_SG)) { dma_unmap_sg(dd->dev, ctx->sg, 1, DMA_TO_DEVICE);