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GET /api/patches/806948/?format=api
{ "id": 806948, "url": "http://patchwork.ozlabs.org/api/patches/806948/?format=api", "web_url": "http://patchwork.ozlabs.org/project/devicetree-bindings/patch/20170829045127.19951-3-icenowy@aosc.io/", "project": { "id": 37, "url": "http://patchwork.ozlabs.org/api/projects/37/?format=api", "name": "Devicetree Bindings", "link_name": "devicetree-bindings", "list_id": "devicetree.vger.kernel.org", "list_email": "devicetree@vger.kernel.org", "web_url": "", "scm_url": "", "webscm_url": "", "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<20170829045127.19951-3-icenowy@aosc.io>", "list_archive_url": null, "date": "2017-08-29T04:51:27", "name": "[RESEND,2/2] dmaengine: sun6i: support V3s SoC variant", "commit_ref": null, "pull_url": null, "state": "not-applicable", "archived": true, "hash": "d51719fac20c6fba8bc6f9921a70a768827bd742", "submitter": { "id": 71295, "url": "http://patchwork.ozlabs.org/api/people/71295/?format=api", "name": "Icenowy Zheng", "email": "icenowy@aosc.io" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/devicetree-bindings/patch/20170829045127.19951-3-icenowy@aosc.io/mbox/", "series": [ { "id": 303, "url": "http://patchwork.ozlabs.org/api/series/303/?format=api", "web_url": "http://patchwork.ozlabs.org/project/devicetree-bindings/list/?series=303", "date": "2017-08-29T04:51:25", "name": "Allwinner V3s DMA support", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/303/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/806948/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/806948/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<devicetree-owner@vger.kernel.org>", "X-Original-To": "incoming-dt@patchwork.ozlabs.org", "Delivered-To": "patchwork-incoming-dt@bilbo.ozlabs.org", "Authentication-Results": "ozlabs.org;\n\tspf=none (mailfrom) smtp.mailfrom=vger.kernel.org\n\t(client-ip=209.132.180.67; helo=vger.kernel.org;\n\tenvelope-from=devicetree-owner@vger.kernel.org; receiver=<UNKNOWN>)", "Received": [ "from vger.kernel.org (vger.kernel.org [209.132.180.67])\n\tby ozlabs.org (Postfix) with ESMTP id 3xhGw15yDFz9s4q\n\tfor <incoming-dt@patchwork.ozlabs.org>;\n\tTue, 29 Aug 2017 15:12:01 +1000 (AEST)", "(majordomo@vger.kernel.org) by vger.kernel.org via listexpand\n\tid S1750815AbdH2Exp (ORCPT\n\t<rfc822;incoming-dt@patchwork.ozlabs.org>);\n\tTue, 29 Aug 2017 00:53:45 -0400", "from hermes.aosc.io ([199.195.250.187]:33645 \"EHLO hermes.aosc.io\"\n\trhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP\n\tid S1751249AbdH2EwG (ORCPT <rfc822;devicetree@vger.kernel.org>);\n\tTue, 29 Aug 2017 00:52:06 -0400", "from localhost (localhost [127.0.0.1]) (Authenticated sender:\n\ticenowy@aosc.io)\n\tby hermes.aosc.io (Postfix) with ESMTPSA id 5BB5B45D0B;\n\tTue, 29 Aug 2017 04:52:02 +0000 (UTC)" ], "From": "Icenowy Zheng <icenowy@aosc.io>", "To": "Vinod Koul <vinod.koul@intel.com>,\n\tMaxime Ripard <maxime.ripard@free-electrons.com>,\n\tChen-Yu Tsai <wens@csie.org>", "Cc": "dmaengine@vger.kernel.org, devicetree@vger.kernel.org,\n\tlinux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org,\n\tlinux-sunxi@googlegroups.com, Icenowy Zheng <icenowy@aosc.xyz>", "Subject": "[PATCH RESEND 2/2] dmaengine: sun6i: support V3s SoC variant", "Date": "Tue, 29 Aug 2017 12:51:27 +0800", "Message-Id": "<20170829045127.19951-3-icenowy@aosc.io>", "In-Reply-To": "<20170829045127.19951-1-icenowy@aosc.io>", "References": "<20170829045127.19951-1-icenowy@aosc.io>", "Sender": "devicetree-owner@vger.kernel.org", "Precedence": "bulk", "List-ID": "<devicetree.vger.kernel.org>", "X-Mailing-List": "devicetree@vger.kernel.org" }, "content": "From: Icenowy Zheng <icenowy@aosc.xyz>\n\nAllwinner V3s has a DMA engine similar to the ones from A31, but with\nfewer channels and DRQs.\n\nAdd support for it.\n\nSigned-off-by: Icenowy Zheng <icenowy@aosc.xyz>\nAcked-by: Chen-Yu Tsai <wens@csie.org>\nAcked-by: Rob Herring <robh@kernel.org>\n---\n Documentation/devicetree/bindings/dma/sun6i-dma.txt | 1 +\n drivers/dma/sun6i-dma.c | 13 +++++++++++++\n 2 files changed, 14 insertions(+)", "diff": "diff --git a/Documentation/devicetree/bindings/dma/sun6i-dma.txt b/Documentation/devicetree/bindings/dma/sun6i-dma.txt\nindex 6b267045f522..98fbe1a5c6dd 100644\n--- a/Documentation/devicetree/bindings/dma/sun6i-dma.txt\n+++ b/Documentation/devicetree/bindings/dma/sun6i-dma.txt\n@@ -9,6 +9,7 @@ Required properties:\n \t\t \"allwinner,sun8i-a23-dma\"\n \t\t \"allwinner,sun8i-a83t-dma\"\n \t\t \"allwinner,sun8i-h3-dma\"\n+\t\t \"allwinner,sun8i-v3s-dma\"\n - reg:\t\tShould contain the registers base address and length\n - interrupts:\tShould contain a reference to the interrupt used by this device\n - clocks:\tShould contain a reference to the parent AHB clock\ndiff --git a/drivers/dma/sun6i-dma.c b/drivers/dma/sun6i-dma.c\nindex 252b59c1d1d5..bcd496edc70f 100644\n--- a/drivers/dma/sun6i-dma.c\n+++ b/drivers/dma/sun6i-dma.c\n@@ -1040,11 +1040,24 @@ static struct sun6i_dma_config sun8i_h3_dma_cfg = {\n \t.nr_max_vchans = 34,\n };\n \n+/*\n+ * The V3s have only 8 physical channels, a maximum DRQ port id of 23,\n+ * and a total of 24 usable source and destination endpoints.\n+ */\n+\n+static struct sun6i_dma_config sun8i_v3s_dma_cfg = {\n+\t.nr_max_channels = 8,\n+\t.nr_max_requests = 23,\n+\t.nr_max_vchans = 24,\n+\t.gate_needed\t = true,\n+};\n+\n static const struct of_device_id sun6i_dma_match[] = {\n \t{ .compatible = \"allwinner,sun6i-a31-dma\", .data = &sun6i_a31_dma_cfg },\n \t{ .compatible = \"allwinner,sun8i-a23-dma\", .data = &sun8i_a23_dma_cfg },\n \t{ .compatible = \"allwinner,sun8i-a83t-dma\", .data = &sun8i_a83t_dma_cfg },\n \t{ .compatible = \"allwinner,sun8i-h3-dma\", .data = &sun8i_h3_dma_cfg },\n+\t{ .compatible = \"allwinner,sun8i-v3s-dma\", .data = &sun8i_v3s_dma_cfg },\n \t{ /* sentinel */ }\n };\n MODULE_DEVICE_TABLE(of, sun6i_dma_match);\n", "prefixes": [ "RESEND", "2/2" ] }