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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id CADF3EEF316 for ; Thu, 5 Mar 2026 08:29:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:Cc:To:From: Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=YGYEzO7qkE8Sc5u/+WF8bOCRqDgQZaCrql82uLk7zds=; b=JsBmazRbzpd7lbqUQlQTFRUvJ5 jFg3xXpKTZVBaz0hqLp09Hbl/4KR+9cXQukVDac0Hle7hTbX5SwhaHmTrfZvOQ4tUHn6zBEdiBl9O dBOCAhlXh4kC2t1Lr+PgYHosU49AuF85UH9UXqdoK00Yy/J6EyUf6fdBUNN1IZ1Ak8xxjpVIkrl26 lnwqNWhSXFFdcal3cs9hts5jwic/6gtJ5aQ4vvf7d1it2mNA+BeZX+4N+B2yFpOgNRjDB41BPBj89 vPOTWoSvKlGKLOYkF45DRxWOQBvg9V2G8rLvBNsMRksuFV1cL9KmPR2uIPY9flqAfRbx1CwHC+PNg E5o8yemQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vy45S-00000001CMp-1hQL; Thu, 05 Mar 2026 08:29:38 +0000 Received: from desiato.infradead.org ([2001:8b0:10b:1:d65d:64ff:fe57:4e05]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vy45Q-00000001CMP-472H for linux-arm-kernel@bombadil.infradead.org; Thu, 05 Mar 2026 08:29:37 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=desiato.20200630; h=Content-Transfer-Encoding:MIME-Version :References:In-Reply-To:Message-ID:Date:Subject:Cc:To:From:Sender:Reply-To: Content-Type:Content-ID:Content-Description; bh=YGYEzO7qkE8Sc5u/+WF8bOCRqDgQZaCrql82uLk7zds=; b=RUrjJ240gd1TK6El6g2aTwKA0s V0gx0IMgc2lhYIcLiwNBvUNgTbl5p8MAWLI/uGT4So+zpcgHaw8WyxcvGOjDJOjhEmbCtv5pW7N4v 35APF+3a8bBFc7sbqyaoOoa6hKKpofERawDe3Nksk+nRfU4dbWx4+XJF0bY4GBL/I0fC/CaVbqTCx u7kTpKqSly4rt87wn8JJ6W7ef4tbu1AgbIKmhCcNqIvj6soUjYBXg2dUBlg88MSGjYWhtzCfDPSEY wacawnQ0rZybmflxNyskYdOLB1/qnMoZ8IlmmyY5Br8A/LGBELVBTJh82eVj5mXDf9SFvzmOq1rx9 GriDVrVg==; Received: from mail-pf1-x435.google.com ([2607:f8b0:4864:20::435]) by desiato.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vy45M-00000006DBl-1lHF for linux-arm-kernel@lists.infradead.org; Thu, 05 Mar 2026 08:29:35 +0000 Received: by mail-pf1-x435.google.com with SMTP id d2e1a72fcca58-8296d553142so906406b3a.3 for ; Thu, 05 Mar 2026 00:29:31 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1772699370; x=1773304170; darn=lists.infradead.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=YGYEzO7qkE8Sc5u/+WF8bOCRqDgQZaCrql82uLk7zds=; b=DNwdEalomNN6PdvrWyd5boH95H+dCMqAQxNfcncjHCUaYYXx075e7WwnVZ5q7FIUyF 2XiCcnchlPh2EErAXDNGAceV8XI94aDp47hDFUVoCPrNz/gwqOeAMXqm8abUVEjD18G2 3BQNs+afLr7nqP8JA2WZSzvFERPE4XCEETYdLflNALL+62JJRoibFnKCSC1tnswfRftN Ig+1KJu5R85SKjyQVG2v/xNNdPdeYoLFGkThqHkuWa+yaWqGoMd2D2nSsz2nhrF0bFLe RLyUvuc0HNg14XL+vgTnKI21HsFXaSXFYwGhlYUQIhSE+G2U4iS/jcpijpbMZUiW9zJt NWGA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1772699370; x=1773304170; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to; bh=YGYEzO7qkE8Sc5u/+WF8bOCRqDgQZaCrql82uLk7zds=; b=JgWmRpw1g9U4qg8RW+c77Xg8Nyn09bG3G4dDftuTt454iX8MkxrN1xhnhPhS0AGerT XbqvwNZPUw1TCjWFfp/aUsqwKXafmIH/W86Q0IbjqrYQhK8637jQ/CxPBFLVLAVuRdDg gzh214IXdp8fJW7E4AHhYLNwMALM8Wr6jbcX37r/Kwo+7m/O6zxgIUlWo5rKJNNDJLQz aGiCAzeKvmyvmVVY6L6/QMNVtkIzBe0RkoEPxJyGGQaIzB6YS6j6bkthSRBq2ErC/GIV yRuluf4q/nvNuvcTTIpSC25qy1Kt3US7JN2/U1484p7pc0Cd6FEM6Bl7TSewvV3zfgln cbzg== X-Forwarded-Encrypted: i=1; AJvYcCXmszkjDaf64qCCY8cIjSlUTVgCYzsism3p8ecZQ0TKJ0l4DuMv1/YuSBBFVKnNWZZrqxeHE85GnN5GiSloCfx/@lists.infradead.org X-Gm-Message-State: AOJu0Yxk1V9fbSoW1uqHFIuiFJv8C+QsSbaDlWK/DdOC9HturczZFr9q OJhDJdh/WUPL/f+KZQaQjY4TmlIAeHvPi97ScJZP0zqRPaKgPTKxO363 X-Gm-Gg: ATEYQzwuJUv+KC34xLAX8nNsg0DD8bREYK96COfjb3uejcZZ1qVcbCX+KQDyyPFNRQr DqgidfoKxL8F7ltTZG+VDwFpWFy0CNCObBsGwREzjtyz4leh6y9vyQq5g4bq+iDkq9PPXnGWCE+ dPWUsUL/hy8kD4hZ3kP8VNLrD/TI3vuGAKbuCQ/H8SWgP5XldTayxR2EMWGwFFmXd/jC5g6OU8A tQJKNbaERIieKp9GyXypzP/2cJrmfAb4fLLNdDI7CCpWBSJgegLkY3teNweh6SFhM83K8hTE+az rcwVd1ekXf/ZtlUIDeEXBbQi1shrIWkhIMUlz/nNfTbq3Jsl5XFEK8mSRnW60MHmz2CipML69ta 7iicEjf1dFEka75udhj0jUTG2bKvEheYlrViy5i09TeKKRLPUcI9muFNl8ZZonS4knPal70nA7g EFcXLj+GRtTEhEjxA824djw2UI5kE= X-Received: by 2002:a05:6a00:12e6:b0:81f:3fbd:ccf with SMTP id d2e1a72fcca58-82972b58c4amr4691981b3a.23.1772699369906; Thu, 05 Mar 2026 00:29:29 -0800 (PST) Received: from bsp.. ([58.84.61.62]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-8298e640d6esm811574b3a.52.2026.03.05.00.29.24 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 05 Mar 2026 00:29:29 -0800 (PST) From: Rahul Navale To: Folker Schwesinger Cc: Rahul Navale , dmaengine@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, vkoul@kernel.org, Frank.Li@kernel.org, michal.simek@amd.com, suraj.gupta2@amd.com, thomas.gessler@brueckmann-gmbh.de, radhey.shyam.pandey@amd.com, tomi.valkeinen@ideasonboard.com, rahulnavale04@gmail.com, marex@nabladev.com, marex@denx.de Subject: Re: [RFC PATCH] dmaengine: xilinx_dma: Fix per-channel direction reporting via device_caps Date: Thu, 5 Mar 2026 13:59:17 +0530 Message-ID: <20260305082919.5940-1-rahulnavale04@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260305_082932_535144_C711D29D X-CRM114-Status: UNSURE ( 5.42 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Rahul Navale >Could you show the debug output from dma_get_slave_caps()? logs: <4>[ 0.302360] dma_slave_caps: <4>[ 0.302364] src_addr_widths = 0x00000000 <4>[ 0.302368] dst_addr_widths = 0x00000000 <4>[ 0.302371] directions = 0x00000000 <4>[ 0.302374] min_burst = 0x00000000 <4>[ 0.302377] max_burst = 0x00000000 <4>[ 0.302380] max_sg_burst = 0x00000000 <4>[ 0.302383] cmd_pause = 0x00 <4>[ 0.302386] cmd_resume = 0x00 <4>[ 0.302388] cmd_terminate = 0x00 <4>[ 0.302391] residue_granularity= 0x00000000 <4>[ 0.302394] descriptor_reuse = 0x00 <4>[ 0.302398] xilinx_dma_device_caps: caps->directions = 0x00000001 <4>[ 0.302401] xilinx_dma_device_caps: caps->directions = 0x00000001 <4>[ 0.302404] dma_slave_caps: <4>[ 0.302406] src_addr_widths = 0x00000000 <4>[ 0.302409] dst_addr_widths = 0x00000000 <4>[ 0.302412] directions = 0x00000001 <4>[ 0.302415] min_burst = 0x00000000 <4>[ 0.302418] max_burst = 0x00000000 <4>[ 0.302421] max_sg_burst = 0x00000000 <4>[ 0.302423] cmd_pause = 0x00 <4>[ 0.302426] cmd_resume = 0x00 <4>[ 0.302429] cmd_terminate = 0x01 <4>[ 0.302431] residue_granularity= 0x00000001 <4>[ 0.302434] descriptor_reuse = 0x00