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 D4760C44501 for ; Fri, 10 Jul 2026 05:48:18 +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=f3xe3D1vEJyRnJAf9BQ9i6WNMgPvA8Eta1R13ul4rUA=; b=LAhSDJkhYbuX9P 1POe+UOJgpdhUfVC8/f3zgJWepxFfjEEvFszG+lPBaz4t8u5tXjIY7euTXXJL0YuePjy9ehOD93CP TvJO4DkgyOIu0W+cgn3dbiJJTODWT6+diFh4aX9t7wPyzjyp0IiGgmrHncirpQRoo3tYQLRqvJB3+ zC9a8rN4yyPBAtnVrwD+wijEcYHBNE9qLOGzvHsB1AR73TwzOJL8bP1Rc3cl0W0IFP3QlL7XpnPwr xgJ9qbV6i7XSOyfsbV6NR5uou6Lr2/dtXf3vRjdiRCxkCyCXMpXBt0hHyFy5WVZ02GWRDpnph+7OY fVuaDBuuzgS9xODGWujA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1wi45s-00000004DW7-12G8; Fri, 10 Jul 2026 05:48:12 +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 1wi45r-00000004DVc-2QQD for linux-amlogic@lists.infradead.org; Fri, 10 Jul 2026 05:48:11 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id 058D5434DC; Fri, 10 Jul 2026 05:48:11 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPS id CD560C2BCB8; Fri, 10 Jul 2026 05:48:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1783662490; bh=z3pHePbjn5THsI3EDo76LPycLmDQReOlyueKvBzMWeA=; h=From:Subject:Date:To:Cc:Reply-To:From; b=pn/cbiwNmnY97diM/KtUwPgrb0IScwW/qPd784hf6d3zRn7XWHkKjCZIBIS4r4mt4 n1IATu35oP1yBmsJ5njRox55RB42fFaNQpB0Sa3n7SojuPs4Xm/y7gUC7aly/YW/3y AXg3XR/StlQ8e/TzmGmNEp7JSUWYzNwTtagWmKEK4hfAMi7xmQnRYVSuWMKsCwwqjh vKHYxBRl2/Vb2mS6rlTjmeKseeiD3Z1LIAZo/lRcIqKJBimbEOAJ/F3ls/scl0GcAY RoPVg7RmbWbLowIRAAdJb0DUnmQRmTv1x4e0FMxYpzmF8DQP46BWzXZNwzqew+yrc5 iMEYQhT5gIRJA== 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 A895FC43458; Fri, 10 Jul 2026 05:48:10 +0000 (UTC) From: Xianwei Zhao via B4 Relay Subject: [PATCH v10 0/3] Add Amlogic general DMA Date: Fri, 10 Jul 2026 05:48:05 +0000 Message-Id: <20260710-amlogic-dma-v10-0-ff4deae837e7@amlogic.com> MIME-Version: 1.0 X-B4-Tracking: v=1; b=H4sIAJWHUGoC/23QzWrDMAwH8FcpPi8jliU72mnvMXZwbKU1rE1JR tgoefc5ZSVfPUri95fQTfXSJenV2+GmOhlSn9pLLnT5clDh5C9HKVLMDQUlkAZNhT9/tccUinj 2hWN0LlKIYFFlce2kST/3uI/PXJ9S/912v/f0QU/dR45d5Qy6KAuBioWcsPXu/X/6GtqzmpIGe GhbanBrDVkjAUUDLjqMe21mDeVmt8mabFNzQywRYK9xobe7MesGSNBqFK6fXE6zNiWuNWXtPZK JGpuIZq/tUvNa26ytMcgRTB2x3mu30LDZ7abLq5q1iGYIeq+rWRPota6yrmwIEIRR45Ov8awtb H7O08+pitZBQM+01uM4/gGQ5kaRmQIAAA== 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=1783662489; l=3115; i=xianwei.zhao@amlogic.com; s=20251216; h=from:subject:message-id; bh=z3pHePbjn5THsI3EDo76LPycLmDQReOlyueKvBzMWeA=; b=oJeoCJ0P+EdApXLCUbGChP5fW9JCvE/HSh4TUH/mt+k7IuhI0Pb1mVOPNaLZONPLlSoFd7Rdw qyh2o1pjjRHD8Qvu9WlN1zEShM8KUN7UGiZUE5cCJvXWjYFNIBoGDoV 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 v10: - Free dma memory in workqueue. - Deal with zero len sg (not consume sg_link),and reset status to DMA_COMPLETE when terminal channel. - Add desc for #dma-cells in dt-bindings. - Link to v9: https://lore.kernel.org/r/20260626-amlogic-dma-v9-0-558d672c4a95@amlogic.com 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 | 68 ++ MAINTAINERS | 7 + drivers/dma/Kconfig | 10 + drivers/dma/Makefile | 1 + drivers/dma/amlogic-dma.c | 723 +++++++++++++++++++++ include/dt-bindings/dma/amlogic,a9-dma.h | 8 + 6 files changed, 817 insertions(+) --- base-commit: f53b2c30a192b35064be2584df7a800a8e6ac710 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