From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.3 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id DECA2C4363D for ; Mon, 5 Oct 2020 15:25:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9778A207BC for ; Mon, 5 Oct 2020 15:25:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1601911539; bh=/0vJ0HMwCSkrTpW5w34rc3yXEgUT3MBnMmLGptxX8uM=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=p2vLHaXELkER24/assMK12kMf0TlGOjBf3gxxScXfujUQSrIld316KcA1Vaup2fkJ Et14FpJq+R//xGNukjY36AU4jOQYmIfrdelqsOkXGPkZpJUXKVPtB+1TIx7D14J4eb qLWQQvx8MW6EtazrHrTPMHRmk/INF/pWI2ZBcuzk= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727027AbgJEPZi (ORCPT ); Mon, 5 Oct 2020 11:25:38 -0400 Received: from mail.kernel.org ([198.145.29.99]:50574 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726891AbgJEPZh (ORCPT ); Mon, 5 Oct 2020 11:25:37 -0400 Received: from localhost (fw-tnat.cambridge.arm.com [217.140.96.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 8C7AE207BC; Mon, 5 Oct 2020 15:25:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1601911537; bh=/0vJ0HMwCSkrTpW5w34rc3yXEgUT3MBnMmLGptxX8uM=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=Qy98+eb/pll06WRY9c4Hdk9tjpntJ5pyAruG18eik5s0/fQE1SlJMSZvfQsdpUPpk 0BZSMPkAh3tXs21TzpDU7l8N6VqBiCGPOo17y4Q1JRvtEUq2RgVZhCJjYiJpuPq5+O q6tCRQnpcbbxDs3TVukuSm+tWILbREc8hd2aZPWE= Date: Mon, 5 Oct 2020 16:24:33 +0100 From: Mark Brown To: Ikjoon Jang Cc: Rob Herring , devicetree@vger.kernel.org, linux-spi@vger.kernel.org, linux-mtd@lists.infradead.org, linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org, Matthias Brugger , Chuanhong Guo , linux-arm-kernel@lists.infradead.org Subject: Re: [PATCH v4 2/4] spi: spi-mtk-nor: use dma_alloc_coherent() for bounce buffer Message-ID: <20201005152433.GA48857@sirena.org.uk> References: <20200929073755.3741416-1-ikjn@chromium.org> <20200929153320.v4.2.I06cb65401ab5ad63ea30c4788d26633928d80f38@changeid> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="mP3DRpeJDSE+ciuQ" Content-Disposition: inline In-Reply-To: <20200929153320.v4.2.I06cb65401ab5ad63ea30c4788d26633928d80f38@changeid> X-Cookie: Check here if tax deductible. User-Agent: Mutt/1.10.1 (2018-07-13) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --mP3DRpeJDSE+ciuQ Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Tue, Sep 29, 2020 at 03:37:53PM +0800, Ikjoon Jang wrote: > Use dma_alloc_coherent() for bounce buffer instead of kmalloc() to > make sure the bounce buffer to be allocated within its DMAable range. This doesn't apply against current code, please check and resend. --mP3DRpeJDSE+ciuQ Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAABCgAdFiEEreZoqmdXGLWf4p/qJNaLcl1Uh9AFAl97OrAACgkQJNaLcl1U h9AT1wf9ESrZU04ckhFQ4aOa5o4YIQYd+068sqPdWJvoXIuVHFya+smMWADlWXXo jRD77fQGo8++5zgtAv3JYvJ86yal8Y9vrg3ZCZmn6Jh4pJTMQx7pJkLABTffTU+T 7FTBAo5l1uZLrxr2BsR4ZKrkmANWBpVAtjscoz5zm5goUYTuDDspW7MzKoHEgjP+ 0BBEzpKvRYA3Ixn0KX9KCtX2U6emSR+nIGOht9TjD3+XFBCSW7OSBlwsLDq7DH5I 3+xFFzP2qHz+fE2pfYjpiIAFJrDVGD8vSi83HtU6/9NxDTzUfAVT3SIPZUdSKDXg X4F4jfG1IUlJnb59tQOD7o/Bwib1Pg== =AQQn -----END PGP SIGNATURE----- --mP3DRpeJDSE+ciuQ--