Received: by 2002:ac0:bc90:0:0:0:0:0 with SMTP id a16csp741042img; Fri, 22 Mar 2019 07:38:04 -0700 (PDT) X-Google-Smtp-Source: APXvYqx3L9TPIIRZYlWUWmoyr8DthBnamnm64O0yazC1QT4tnr5lRRRcbnFnQblG6+MP6oEfLIxR X-Received: by 2002:aa7:8694:: with SMTP id d20mr9406068pfo.81.1553265484229; Fri, 22 Mar 2019 07:38:04 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1553265484; cv=none; d=google.com; s=arc-20160816; b=fFhnTKSOPyn/1/p/k5R0k14Fjsa0f8bKqJyiBIZzerrHcKWi17UgFGvTzqGaU5U21w noyO599f1gbkDBvqOVo2QZFDqeJQTcP0cWyC8wpf6eKyNatPaq6dCHWpeTuVVWKJvyAx Tf3Gvc7CdO9Ifinff0lSilikzJVK9rgeGmLF6oPbKr7hSn5WFeZknx8yahPCRrhQqFg6 B6C7phKDJR7vcEG/fLqjetSWp0Wb1UteyPensbswwSiAbD03bESfb4NfknAOACHRU4Kg X/iovTXRjv7hcHQT/n4YbNqammLliUREPr13MrBGIVTmA/UlinCIaQKM0DCM43Z+wVpy KfAQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:mime-version:message-id:date:subject:cc :to:from; bh=KiLmMrJsEsI0kH8a+S7/YDlT2m3B4j3CdQbOeBFR0EQ=; b=vw/MW8I6xIlmVUt6WbcUqcJ4xb6qr6CgJ+WRYzynPNv2iF4erL7QAW/nUNW5Z2mvt/ FJ7hb0OdPf/heAiXJ5Z9qfWuEqikwXrgY1rMaKFFPtdhmC+fs4baiqcoIKL4O5htbEaI DZ28Ck70jr4B5KlSZTxB19tHrSeWpIM2g29ExCCKgo7xe0XUIog3j2dMgNpA9WVTgvN+ m6SIIMzakJZvetS9bjvnJZCGi3Gzo0mfI1N4+6mcmUzy5SFgqS1dHnAwyAv9jhaqqR7G x3NDAXkZdruM30qKGITSBg17gDcT6ym2cEmBlrk08R45ahNMsex/ycyANoi891WHF/ru 8CFw== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id l10si6979485pfi.230.2019.03.22.07.37.46; Fri, 22 Mar 2019 07:38:04 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729037AbfCVOgY (ORCPT + 99 others); Fri, 22 Mar 2019 10:36:24 -0400 Received: from mx08-00178001.pphosted.com ([91.207.212.93]:12001 "EHLO mx07-00178001.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1728733AbfCVOgY (ORCPT ); Fri, 22 Mar 2019 10:36:24 -0400 Received: from pps.filterd (m0046660.ppops.net [127.0.0.1]) by mx08-00178001.pphosted.com (8.16.0.27/8.16.0.27) with SMTP id x2MEXK33012146; Fri, 22 Mar 2019 15:36:11 +0100 Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx08-00178001.pphosted.com with ESMTP id 2r8q5bvdu7-1 (version=TLSv1 cipher=ECDHE-RSA-AES256-SHA bits=256 verify=NOT); Fri, 22 Mar 2019 15:36:11 +0100 Received: from zeta.dmz-eu.st.com (zeta.dmz-eu.st.com [164.129.230.9]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 0FE6E3F; Fri, 22 Mar 2019 14:36:11 +0000 (GMT) Received: from Webmail-eu.st.com (Safex1hubcas24.st.com [10.75.90.94]) by zeta.dmz-eu.st.com (STMicroelectronics) with ESMTP id C84505154; Fri, 22 Mar 2019 14:36:10 +0000 (GMT) Received: from SAFEX1HUBCAS23.st.com (10.75.90.47) by Safex1hubcas24.st.com (10.75.90.94) with Microsoft SMTP Server (TLS) id 14.3.435.0; Fri, 22 Mar 2019 15:36:10 +0100 Received: from lmecxl0923.lme.st.com (10.48.0.237) by webmail-ga.st.com (10.75.90.48) with Microsoft SMTP Server (TLS) id 14.3.435.0; Fri, 22 Mar 2019 15:36:10 +0100 From: Ludovic Barre To: Mark Brown , Marek Vasut , Boris Brezillon , Rob Herring CC: Maxime Coquelin , Alexandre Torgue , , , , , , , Ludovic Barre Subject: [PATCH 0/2] spi: stm32-qspi: add dma support Date: Fri, 22 Mar 2019 15:35:52 +0100 Message-ID: <1553265354-16433-1-git-send-email-ludovic.Barre@st.com> X-Mailer: git-send-email 2.7.4 MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.48.0.237] X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:,, definitions=2019-03-22_08:,, signatures=0 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Ludovic Barre This patch series adds dma support for the stm32-qspi. In read mode, the memory map is preferred vs dma (due to better throughput). If the dma transfer fails the buffer is sent by polling. Ludovic Barre (2): spi: stm32-qspi: add spi_master_put in release function spi: stm32-qspi: add dma support drivers/spi/spi-stm32-qspi.c | 182 ++++++++++++++++++++++++++++++++++++++----- 1 file changed, 163 insertions(+), 19 deletions(-) -- 2.7.4