From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from OS8PR02CU002.outbound.protection.outlook.com (mail-japanwestazon11022132.outbound.protection.outlook.com [40.107.75.132]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 48ED93C9ECD; Wed, 25 Mar 2026 11:22:07 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=40.107.75.132 ARC-Seal:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774437729; cv=fail; b=KfbFqKFVYO1dfZR08Nok3tzlSKTHRym5AvYRiB6o5lYrtfZn0ojGd/mDWu7FnKzyqlU3mot8y/bSBSXJhgxfFyUxoKFz+pqZLp/eiR1bNmFM4gVovSy/Eok9cjIgk6wSDTpKjKVAmkopN4KQGQmOxtQkLVJS1+T6p67GUw5MG0A= ARC-Message-Signature:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774437729; c=relaxed/simple; bh=/WG+r9qlyoh7o6+HzeTeb88wBvI2Ha9TVZZ+C0mlEyc=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version:Content-Type; b=KKXff5sjhSrhQT3iqSYoms+0UCYlhyQK9ga3ZHZ8OW73UxZxU3AY/2MYrqjDDHlvcfbFdaLO5J1ySN3wOVHJ+9Tkw6sYbxwVpebXpAn9Q12EppRIXhz6vSvhgnXnrSdzjPzWFPygbT/lCa2VsRasyh+BPbE5OayUemYl2giuTGA= ARC-Authentication-Results:i=2; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=cixtech.com; spf=pass smtp.mailfrom=cixtech.com; arc=fail smtp.client-ip=40.107.75.132 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=cixtech.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=cixtech.com ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=T5EuAb/+EpWzto9PY28s875SlTXRc2rr0CcHBnKUAd8GAS4WjO4qn6oUYs403zbtLZUIuo0cOdoxPF1O/45FuyNPXgurPnd1ZrRkCMHXTZfIrb7pngW0CZF7K4u38sN73XLbuJE7XRHaZS7g2fYjxJGdhcSwZA1AwcYb05sxtLQwSZDGsYrmRkisekKLS2jFxeOIsY4HZ2No03oWNNyms/73OuG/3jFb2rx3FMmUWH5X1Htk//kxLlnqQKdD0V03wA7qgAMMo+N2aZ898fQun/ZCxolvqY1v/aAFCz0xcGGKA/eaPzPNHVrW5yrmKLvs7dwql5DlpaatkJU8RX7uCg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector10001; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=/RcfmK23eMrZnuQiyO8pwAcvBrQzk3ZRoKwBv/3RIco=; b=yu91o7UtRBiLcNVDDjn+HgEiJ4OSESbVf/OlxDT+iVp1LEaNLOpwLxd0PtzQGgfing+Owq36cBYbO0wwZM7+Cmu7TibiQBEoW9PQ13JuIb7Io8Y6GUmpL39G+dKwtY6BV6gPDXkEEzGesjx4vEwBAvazDHTWO2HxQq6grMBipx65TQahDgj+ABWA2SLbEiwcrVkT3rJXkXH1/t+APDJ9goNxNzHQ0HA9P+Au1xWmyODoQWIMkZvmsr+wWgAOErZ3YDwD0TxIokgi8M6BqPzzB932x8A35wIbDAJTjSSsmKGGAfokI2yB01s1STBZ+5vNevAzJKoflyrBPJmjRBi/FQ== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass (sender ip is 222.71.101.198) smtp.rcpttodomain=arm.com smtp.mailfrom=cixtech.com; dmarc=bestguesspass action=none header.from=cixtech.com; dkim=none (message not signed); arc=none (0) Received: from TYCPR01CA0031.jpnprd01.prod.outlook.com (2603:1096:405:1::19) by JH0PR06MB6581.apcprd06.prod.outlook.com (2603:1096:990:33::11) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.9745.20; Wed, 25 Mar 2026 11:22:03 +0000 Received: from TY2PEPF0000AB83.apcprd03.prod.outlook.com (2603:1096:405:1:cafe::19) by TYCPR01CA0031.outlook.office365.com (2603:1096:405:1::19) with Microsoft SMTP Server (version=TLS1_3, cipher=TLS_AES_256_GCM_SHA384) id 15.20.9723.31 via Frontend Transport; Wed, 25 Mar 2026 11:22:01 +0000 X-MS-Exchange-Authentication-Results: spf=pass (sender IP is 222.71.101.198) smtp.mailfrom=cixtech.com; dkim=none (message not signed) header.d=none;dmarc=bestguesspass action=none header.from=cixtech.com; Received-SPF: Pass (protection.outlook.com: domain of cixtech.com designates 222.71.101.198 as permitted sender) receiver=protection.outlook.com; client-ip=222.71.101.198; helo=smtprelay.cixcomputing.com; pr=C Received: from smtprelay.cixcomputing.com (222.71.101.198) by TY2PEPF0000AB83.mail.protection.outlook.com (10.167.253.4) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.9745.21 via Frontend Transport; Wed, 25 Mar 2026 11:22:01 +0000 Received: from guoo-System-Product-Name.. (unknown [172.20.64.188]) by smtprelay.cixcomputing.com (Postfix) with ESMTPSA id 473B64126F9B; Wed, 25 Mar 2026 19:22:00 +0800 (CST) From: Jun Guo To: peter.chen@cixtech.com, fugang.duan@cixtech.com, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, vkoul@kernel.org, ychuang3@nuvoton.com, schung@nuvoton.com, robin.murphy@arm.com, Frank.Li@kernel.org Cc: dmaengine@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, cix-kernel-upstream@cixtech.com, linux-arm-kernel@lists.infradead.org, Jun Guo Subject: [PATCH v6 1/2] dma: arm-dma350: enable ANYCH interrupt for shared IRQ wiring Date: Wed, 25 Mar 2026 19:21:58 +0800 Message-Id: <20260325112159.663881-2-jun.guo@cixtech.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20260325112159.663881-1-jun.guo@cixtech.com> References: <20260325112159.663881-1-jun.guo@cixtech.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: TY2PEPF0000AB83:EE_|JH0PR06MB6581:EE_ Content-Type: text/plain X-MS-Office365-Filtering-Correlation-Id: e4343c19-d5fb-4620-f9c2-08de8a60bcb4 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|1800799024|36860700016|7416014|376014|82310400026|921020|56012099003|18002099003|22082099003; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:222.71.101.198;CTRY:CN;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:smtprelay.cixcomputing.com;PTR:InfoDomainNonexistent;CAT:NONE;SFS:(13230040)(1800799024)(36860700016)(7416014)(376014)(82310400026)(921020)(56012099003)(18002099003)(22082099003);DIR:OUT;SFP:1102; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: rLSgBHwHcuKpu0xowvsPGP0oS8C/yvn4ZgEOWKtGQWcEPjIa16CMDX4WCj/9oNDDKBHJmKNyd/tTITINdxKXG32oJUclcy5C7Ltz/D0LN2h68ZuCsLJVI1nbDqN4/pqd63qUExj77nstNti+G25irS2m8Y1OgvwW7UChveBr/N/g256e/YBwjKe5lmVlb1s0544BBHanE4KIhRLM9RtwWAkasYly0Qa7h9w7aPelcT9SM482hpnNHi730/NacmVwQXx6HZoAvpEu8yeWitfafjT+UBjhwcuw9uC7/nTyk33i+iF97/PwFNUmFinQMSeQQp1/udIMbea4NDISMoHxbMhGxx4BioUHdTU9Cg/eR1ZUL/Uqa+1C9qcagXryklxbOZwhaZS44u8ga7nNcWK3YaJGnv1phBjqAhh42ejoT0Xeaa67lbZ0HiPX/g74+mk/ X-OriginatorOrg: cixtech.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 25 Mar 2026 11:22:01.8228 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: e4343c19-d5fb-4620-f9c2-08de8a60bcb4 X-MS-Exchange-CrossTenant-Id: 0409f77a-e53d-4d23-943e-ccade7cb4811 X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=0409f77a-e53d-4d23-943e-ccade7cb4811;Ip=[222.71.101.198];Helo=[smtprelay.cixcomputing.com] X-MS-Exchange-CrossTenant-AuthSource: TY2PEPF0000AB83.apcprd03.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: JH0PR06MB6581 Enable DMANSECCTRL.INTREN_ANYCHINTR during probe so channel interrupts are propagated when integrators wire DMA-350 channels onto a shared IRQ line. Signed-off-by: Jun Guo --- drivers/dma/arm-dma350.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/drivers/dma/arm-dma350.c b/drivers/dma/arm-dma350.c index 84220fa83029..09403aca8bb0 100644 --- a/drivers/dma/arm-dma350.c +++ b/drivers/dma/arm-dma350.c @@ -13,6 +13,11 @@ #include "dmaengine.h" #include "virt-dma.h" +#define DMANSECCTRL 0x200 + +#define NSEC_CTRL 0x0c +#define INTREN_ANYCHINTR_EN BIT(0) + #define DMAINFO 0x0f00 #define DMA_BUILDCFG0 0xb0 @@ -582,6 +587,10 @@ static int d350_probe(struct platform_device *pdev) dmac->dma.device_issue_pending = d350_issue_pending; INIT_LIST_HEAD(&dmac->dma.channels); + reg = readl_relaxed(base + DMANSECCTRL + NSEC_CTRL); + writel_relaxed(reg | INTREN_ANYCHINTR_EN, + base + DMANSECCTRL + NSEC_CTRL); + /* Would be nice to have per-channel caps for this... */ memset = true; for (int i = 0; i < nchan; i++) { -- 2.34.1