From nobody Thu Dec 18 18:39:52 2025 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 14AB7C7619A for ; Sat, 15 Apr 2023 10:49:16 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230491AbjDOKtP (ORCPT ); Sat, 15 Apr 2023 06:49:15 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48908 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230329AbjDOKs1 (ORCPT ); Sat, 15 Apr 2023 06:48:27 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 192E89EE5; Sat, 15 Apr 2023 03:47:55 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 60E6861579; Sat, 15 Apr 2023 10:47:01 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id CD443C4339C; Sat, 15 Apr 2023 10:46:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1681555620; bh=/WoZ1V3BfTduJ79xfQ4OOwggeNMcUtHeDcPNMKwKbuk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=WP8CTQVnMcRN7Gd9IuLqyX+rnXcuhpFrbyhjqGPPcCx3cq8kAFDEVn3ClbJWCE89W 0VO8wRRGES8um3pGV3K2Jr4IWaIV6SKrNRUgTAs/5J0XRTXqThjua/0t/tgr6D7QZh JlCBWUIvKstKElPZnSc7EyDpkDXCzK2q4EOw2gWEGTA+cNeQgjNYh/z0nMr2LmCQdL dxAAmPf3+a8Q2TBzioejCjNCFBCEy5DgEL3ggzHdz6jlBQBSYShMpOyDCPgG4VYnph nRPfLq9P29AmTZb6Z+urSCPamJ1idiwMaxK/uylnRfCaBGX+xMZCDWWoX3z0V5SnJq QsLvv909eF1Cw== From: Jisheng Zhang To: Eugeniy Paltsev , Vinod Koul Cc: dmaengine@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 03/11] dmaengine: dw-axi-dmac: remove unnecessary axi_dma_enable() calling Date: Sat, 15 Apr 2023 18:35:53 +0800 Message-Id: <20230415103601.2979-4-jszhang@kernel.org> X-Mailer: git-send-email 2.40.0 In-Reply-To: <20230415103601.2979-1-jszhang@kernel.org> References: <20230415103601.2979-1-jszhang@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" The dma is enabled, I.E runtime resumed during chan allocation, and is disable, I.E runtime suspended during chan free. So when starting xfer, we are sure the dma is enabled. Signed-off-by: Jisheng Zhang --- drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c b/drivers/dma/d= w-axi-dmac/dw-axi-dmac-platform.c index 56f12dfa410d..891776528619 100644 --- a/drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c +++ b/drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c @@ -382,8 +382,6 @@ static void axi_chan_block_xfer_start(struct axi_dma_ch= an *chan, return; } =20 - axi_dma_enable(chan->chip); - config.dst_multblk_type =3D DWAXIDMAC_MBLK_TYPE_LL; config.src_multblk_type =3D DWAXIDMAC_MBLK_TYPE_LL; config.tt_fc =3D DWAXIDMAC_TT_FC_MEM_TO_MEM_DMAC; --=20 2.39.2