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=-9.0 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham 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 C8B3DC43381 for ; Mon, 25 Mar 2019 14:47:24 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id DFC942085A for ; Mon, 25 Mar 2019 14:47:23 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="CY+FCib/" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org DFC942085A Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=st.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-ID:Date:Subject:To :From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=gh9vUfRLwL2I/WoktZRwa321M77xX/szeoefbvvTVZE=; b=CY+FCib/Zek8j6 ic0Q7a1xmLBIF6WSmybxenZ2P0ntQUL62Zdzf85VYHdJ1xCLbLWx921vSgLbilrXiHou9VDnGCZb4 Vtb5j/2kNNYdV6tHAe4OJE5wCtm/nIboQ27ZW+bQLoHP69OpU5VEhoO+D/80voseLpy5BAPypn5kt T7YTBSeNW9C0Ju+KCnT7fHpdRFds7sx/kAo6WRkmIhtX2m/ctmZG+6YslB1xMPuTSY0S8LmrTrR0K 5vXX0eQTSovMM7BbqG6VNFEMqAIctJw8UR5ZdTtXoP0IkDy/ar0z4qHlpQgem2UUyQEHHpV6FhdyI XHuA9/cdZ3tn3J/sGGQw==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1h8QsR-0001P8-48; Mon, 25 Mar 2019 14:47:03 +0000 Received: from mx08-00178001.pphosted.com ([91.207.212.93] helo=mx07-00178001.pphosted.com) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1h8QsJ-0001OE-2Z for linux-arm-kernel@lists.infradead.org; Mon, 25 Mar 2019 14:46:58 +0000 Received: from pps.filterd (m0046661.ppops.net [127.0.0.1]) by mx08-00178001.pphosted.com (8.16.0.27/8.16.0.27) with SMTP id x2PEk8Op012737; Mon, 25 Mar 2019 15:46:29 +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 2rddhaca9d-1 (version=TLSv1 cipher=ECDHE-RSA-AES256-SHA bits=256 verify=NOT); Mon, 25 Mar 2019 15:46:29 +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 6F3EB3D; Mon, 25 Mar 2019 14:46:28 +0000 (GMT) Received: from Webmail-eu.st.com (sfhdag5node2.st.com [10.75.127.14]) by zeta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 520EDA657; Mon, 25 Mar 2019 14:46:28 +0000 (GMT) Received: from localhost (10.75.127.45) by SFHDAG5NODE2.st.com (10.75.127.14) with Microsoft SMTP Server (TLS) id 15.0.1347.2; Mon, 25 Mar 2019 15:46:27 +0100 From: Pierre-Yves MORDRET To: Dan Williams , Vinod Koul , Maxime Coquelin , Alexandre Torgue , , , , Subject: [PATCH v1] Revert "dmaengine: stm32-mdma: Add a check on read_u32_array" Date: Mon, 25 Mar 2019 15:46:27 +0100 Message-ID: <1553525187-13533-1-git-send-email-pierre-yves.mordret@st.com> X-Mailer: git-send-email 2.7.4 MIME-Version: 1.0 X-Originating-IP: [10.75.127.45] X-ClientProxiedBy: SFHDAG6NODE2.st.com (10.75.127.17) To SFHDAG5NODE2.st.com (10.75.127.14) X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:, , definitions=2019-03-25_09:, , signatures=0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190325_074656_439652_4702C0CA X-CRM114-Status: GOOD ( 10.52 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Pierre-Yves MORDRET Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org This reverts commit 906b40b246b0acb54c4dc97e815cf734761c9820. As stated by bindings "st,ahb-addr-masks" is optional. The statement inserted by this commit makes this property mandatory and prevents MDMA to be probed in case property not present. Signed-off-by: Pierre-Yves MORDRET --- drivers/dma/stm32-mdma.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/drivers/dma/stm32-mdma.c b/drivers/dma/stm32-mdma.c index 4e0eede..ac0301b 100644 --- a/drivers/dma/stm32-mdma.c +++ b/drivers/dma/stm32-mdma.c @@ -1578,11 +1578,9 @@ static int stm32_mdma_probe(struct platform_device *pdev) dmadev->nr_channels = nr_channels; dmadev->nr_requests = nr_requests; - ret = device_property_read_u32_array(&pdev->dev, "st,ahb-addr-masks", + device_property_read_u32_array(&pdev->dev, "st,ahb-addr-masks", dmadev->ahb_addr_masks, count); - if (ret) - return ret; dmadev->nr_ahb_addr_masks = count; res = platform_get_resource(pdev, IORESOURCE_MEM, 0); -- 2.7.4 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel