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 86E8DCD4F26 for ; Fri, 26 Jun 2026 05:39:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:Reply-To:List-Subscribe:List-Help: List-Post:List-Archive:List-Unsubscribe:List-Id:Cc:To:MIME-Version:Message-Id :Date:Subject:From:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=fvPd0dPKJ2YMVVdIShOwIIxS/WgpPvUllbQddFTbYDI=; b=0KhPlL1J5G4a3Z hX4dzTW9nZpZUwWYenLi/YoQAYfHSHcwFmqSrAuokyubS9xrPI/iSKhbOSwhv9MyUwiOCA7LNo62s wSZ0pzM6BmdT1qwpz6hxCQkkou2fibO2mRgAgXwS4705b7gH+lvrbMnCTXT6qNOIt58RINI43ubSL m0eML+S2LnLUvDaW0Ku3CTyY8oUEs01pojDubR+h92ptH6n/9fRK1eizeHOLWFJSSN0EOL7YALxxL 9iLomej86u4f8owW9aYQ2DGwvW4VXa6UXL0uRK08c2ql4Rp4D2n/1N/2a6XOQg5CX4iC04RpVgX0j pg+AAEWw4g73Exn4LQIw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1wczHv-0000000AWqc-3LYL; Fri, 26 Jun 2026 05:39:39 +0000 Received: from sea.source.kernel.org ([172.234.252.31]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1wczHu-0000000AWqC-2uD8 for linux-amlogic@lists.infradead.org; Fri, 26 Jun 2026 05:39:38 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id 345DB43E23; Fri, 26 Jun 2026 05:39:38 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPS id 0ACFFC2BCB8; Fri, 26 Jun 2026 05:39:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1782452378; bh=g+qv6yDnSKfM5Y35nL+/IDMuJ04Lv9xK2LZVXVlDSpQ=; h=From:Subject:Date:To:Cc:Reply-To:From; b=NBCXpoyEA1cDV2LrF8mxKCyfNXCbPWJINR9N0DnUsb70Bs3ByD1iuL375+SdScgNS f8xF1I56Tq4tvKDXK/eCFU6gWcEsx4c62+kxKfctlAe3TVBbpEcX6TN6hS4zAZoSJm zmZrw4n2K7QjQ5zufmgRwQxO4mVzkKsAgjzYoZl9ZRaDCk07o9WUtQXwHghApz3ACV GvDffGWlCGQraLRQFu24j5omOLP+UtmLmB44WCnzZCuU4wW6Z4Vb/xjUO6wgi085yc iw7gOnQziRuN/b2F31YmlgZy3IeVSJLjfBx9VMqEDduhEftsIFUrS0Uzcp1/q0nCHb rsbaZsKjD+vYQ== Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id E6659CD4F26; Fri, 26 Jun 2026 05:39:37 +0000 (UTC) From: Xianwei Zhao via B4 Relay Subject: [PATCH v9 0/3] Add Amlogic general DMA Date: Fri, 26 Jun 2026 05:39:32 +0000 Message-Id: <20260626-amlogic-dma-v9-0-558d672c4a95@amlogic.com> MIME-Version: 1.0 X-B4-Tracking: v=1; b=H4sIAJQQPmoC/23QTU7EMAwF4KuMsqaoduykYcU9EIs0cWci0SlqU QUa9e6kI0b9Y/kSfc+Wb2qQPsmgXk431cuYhtRdc3BPJxUu/nqWIsWcFZbIgMCFbz+6cwpFbH1 hHVkbOUQ0pLL47KVJ3/e2t/ecL2n46vqfe/kI8+ujx2x6RijKQrBywlac8fb17/c5dK2am0Z8a FMC2q3GrImRo0YbLcWj1ovGcjdbZ82mqV3DTiLiUdNK72dT1g2ykAESV/+zOS9al7TVnLX3xDo CNZH0UZu1dlttsjZak4uo60j1UduVxt1sO29e1Q5EwGGAo64WzQhbXWVdmRAwiCOg3dWmafoFE uGPSloCAAA= X-Change-ID: 20251215-amlogic-dma-79477d5cd264 To: Vinod Koul , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Kees Cook , "Gustavo A. R. Silva" , Frank Li Cc: linux-amlogic@lists.infradead.org, dmaengine@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-hardening@vger.kernel.org, Xianwei Zhao , Krzysztof Kozlowski , Frank Li X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=ed25519-sha256; t=1782452375; l=2825; i=xianwei.zhao@amlogic.com; s=20251216; h=from:subject:message-id; bh=g+qv6yDnSKfM5Y35nL+/IDMuJ04Lv9xK2LZVXVlDSpQ=; b=mDnEzc5cmYQ9D1pqlFBAkvAS8wOrutsoF7kY2et9MK1iAJabMWCZVNZIbjhzSpi3V8fp5/MLV jKtI/Okrw1uAvN0i5dlShGgHVXY9ex4goTEgkU2w1tnPkjaRGLq1/2K X-Developer-Key: i=xianwei.zhao@amlogic.com; a=ed25519; pk=dWwxtWCxC6FHRurOmxEtr34SuBYU+WJowV/ZmRJ7H+k= X-Endpoint-Received: by B4 Relay for xianwei.zhao@amlogic.com/20251216 with auth_id=578 X-Original-From: Xianwei Zhao X-BeenThere: linux-amlogic@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: xianwei.zhao@amlogic.com Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-amlogic" Errors-To: linux-amlogic-bounces+linux-amlogic=archiver.kernel.org@lists.infradead.org Add DMA driver and bindigns for the Amlogic SoCs. Signed-off-by: Xianwei Zhao --- Changes in v9: - Use each transmission request sg_link mem instead of the loop mem get. - Fix some hidden issues which reviewed by ai robot. - Link to v8: https://lore.kernel.org/r/20260521-amlogic-dma-v8-0-86cc2ce94142@amlogic.com Changes in v8: - Use kzalloc instead of kmalloc. - Initialize the temporary variable and fix a spelling mistake. - Link to v7: https://lore.kernel.org/r/20260324-amlogic-dma-v7-0-f8b91ee192c1@amlogic.com Changes in v7: - Take use vchan to support mltiple txns. - Link to v6: https://lore.kernel.org/r/20260309-amlogic-dma-v6-0-63349d23bd4b@amlogic.com Changes in v6: - Some minor modifications according to Frank's suggestion. - Link to v5: https://lore.kernel.org/r/20260304-amlogic-dma-v5-0-aa453d14fd43@amlogic.com Changes in v5: - Rename head file and rename macro definition. - Rename the subject in [2/3] from "dma" to "dmaengine". - Link to v4: https://lore.kernel.org/r/20260227-amlogic-dma-v4-0-f25e4614e9b7@amlogic.com Changes in v4: - Support split transfer when data len > MAX_LEN. - When a module fails or exits, perform de-initialization. - Some other minor modifications. - Link to v3: https://lore.kernel.org/r/20260206-amlogic-dma-v3-0-56fb9f59ed22@amlogic.com Changes in v3: - Adjust the format of binding according to Frank's suggestion. - Some code format modified according to Frank's suggestion. - Support one prep_sg and one submit, drop multi prep_sg and one submit. - Keep pre state when resume from pause status. - Link to v2: https://lore.kernel.org/r/20260127-amlogic-dma-v2-0-4525d327d74d@amlogic.com Changes in v2: - Introduce what the DMA is used for in the A9 SoC. - Some minor modifications were made according to Krzysztof's suggestions. - Some modifications were made according to Neil's suggestions. - Fix a build error. - Link to v1: https://lore.kernel.org/r/20251216-amlogic-dma-v1-0-e289e57e96a7@amlogic.com --- Xianwei Zhao (3): dt-bindings: dma: Add Amlogic A9 SoC DMA dmaengine: amlogic: Add general DMA driver for A9 MAINTAINERS: Add an entry for Amlogic DMA driver .../devicetree/bindings/dma/amlogic,a9-dma.yaml | 65 ++ MAINTAINERS | 7 + drivers/dma/Kconfig | 10 + drivers/dma/Makefile | 1 + drivers/dma/amlogic-dma.c | 708 +++++++++++++++++++++ include/dt-bindings/dma/amlogic,a9-dma.h | 8 + 6 files changed, 799 insertions(+) --- base-commit: 4e01d2f7809240ed63a44889386635921c0627b1 change-id: 20251215-amlogic-dma-79477d5cd264 Best regards, -- Xianwei Zhao _______________________________________________ linux-amlogic mailing list linux-amlogic@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-amlogic