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[2620:137:e000::1:20]) by mx.google.com with ESMTP id bj25-20020a056a02019900b00382080f6b85si1644747pgb.609.2022.03.17.05.58.41; Thu, 17 Mar 2022 05:58:52 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@foss.st.com header.s=selector1 header.b=b+Vhuf+C; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=foss.st.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232933AbiCQLVV (ORCPT + 99 others); Thu, 17 Mar 2022 07:21:21 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40914 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231375AbiCQLVR (ORCPT ); Thu, 17 Mar 2022 07:21:17 -0400 Received: from mx07-00178001.pphosted.com (mx08-00178001.pphosted.com [91.207.212.93]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3CA481E31AD; Thu, 17 Mar 2022 04:20:01 -0700 (PDT) Received: from pps.filterd (m0046660.ppops.net [127.0.0.1]) by mx07-00178001.pphosted.com (8.16.1.2/8.16.1.2) with ESMTP id 22H8N5g4001889; Thu, 17 Mar 2022 12:19:51 +0100 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=foss.st.com; h=from : to : cc : subject : date : message-id : mime-version : content-transfer-encoding : content-type; s=selector1; bh=8BsR+v0AbEC0TwAw4dn0LePtwjxQWbrnUyIKeBq/B8g=; b=b+Vhuf+CIguDYlpbzIvSQ1h4/T1VWrwTDSt8/TraPpLcbbMI5ZgEgMvgewR8Cd1+Mu03 bXdAHza+3Iky0ajocwRuYIJAFDrIZQVMPE7TLb/gsemEuaSxVSQlo1E5Wfx2+hsEOk8G oTgw8/4hZ578r/g671pOq9/nicWrawnLr16+N89rvht6+vfToxTNXaV/cWF6t75t389Z Zi1aQagscLBdJePTedREgC7un67mlK3oQfuuSW1ZT+DGKWF9pohq9JsB2FcNsGt8I80i 8GIf6cx1qrrjtr0koN8hHja2rlCRiN4K+vIZ41RW0c5OK6lpjRlVLPOd4zqoUQR73xD8 dw== Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx07-00178001.pphosted.com (PPS) with ESMTPS id 3ethxu9cfn-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 17 Mar 2022 12:19:51 +0100 Received: from euls16034.sgp.st.com (euls16034.sgp.st.com [10.75.44.20]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id A4EE310002A; Thu, 17 Mar 2022 12:19:50 +0100 (CET) Received: from Webmail-eu.st.com (sfhdag2node2.st.com [10.75.127.5]) by euls16034.sgp.st.com (STMicroelectronics) with ESMTP id 9D0B2217B69; Thu, 17 Mar 2022 12:19:50 +0100 (CET) Received: from localhost (10.75.127.44) by SFHDAG2NODE2.st.com (10.75.127.5) with Microsoft SMTP Server (TLS) id 15.0.1497.26; Thu, 17 Mar 2022 12:19:50 +0100 From: Yann Gautier To: Ulf Hansson CC: Christophe Kerello , Ludovic Barre , Maxime Coquelin , Alexandre Torgue , Philipp Zabel , Linus Walleij , , , , , Yann Gautier Subject: [PATCH 0/2] mmc: mmci: stm32: manage unaligned DMA req for SDIO Date: Thu, 17 Mar 2022 12:19:42 +0100 Message-ID: <20220317111944.116148-1-yann.gautier@foss.st.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-Originating-IP: [10.75.127.44] X-ClientProxiedBy: SFHDAG2NODE2.st.com (10.75.127.5) To SFHDAG2NODE2.st.com (10.75.127.5) X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.850,Hydra:6.0.425,FMLib:17.11.64.514 definitions=2022-03-17_04,2022-03-15_01,2022-02-23_01 X-Spam-Status: No, score=-2.7 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,RCVD_IN_DNSWL_LOW,SPF_HELO_NONE,SPF_PASS, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The first patch corrects an issue when parsing the sg list to check DMA constraints. The second patch manages those DMA alignment by copying from or to a bounce buffer, the way it is done in meson-gx-mmc. Yann Gautier (2): mmc: mmci: stm32: correctly check all elements of sg list mmc: mmci: stm32: use a buffer for unaligned DMA requests drivers/mmc/host/mmci_stm32_sdmmc.c | 86 ++++++++++++++++++++++------- 1 file changed, 66 insertions(+), 20 deletions(-) -- 2.25.1