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GET /api/1.1/patches/2227500/?format=api
{ "id": 2227500, "url": "http://patchwork.ozlabs.org/api/1.1/patches/2227500/?format=api", "web_url": "http://patchwork.ozlabs.org/project/rtc-linux/patch/20260424-s2mu005-pmic-v5-5-fcbc9da5a004@disroot.org/", "project": { "id": 9, "url": "http://patchwork.ozlabs.org/api/1.1/projects/9/?format=api", "name": "Linux RTC development", "link_name": "rtc-linux", "list_id": "linux-rtc.vger.kernel.org", "list_email": "linux-rtc@vger.kernel.org", "web_url": "", "scm_url": "", "webscm_url": "" }, "msgid": "<20260424-s2mu005-pmic-v5-5-fcbc9da5a004@disroot.org>", "date": "2026-04-23T19:39:04", "name": "[v5,05/11] mfd: sec: set DMA coherent mask", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "4ac158596306925614522b77602a6d65e9cfc8b5", "submitter": { "id": 88698, "url": "http://patchwork.ozlabs.org/api/1.1/people/88698/?format=api", "name": "Kaustabh Chakraborty", "email": "kauschluss@disroot.org" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/rtc-linux/patch/20260424-s2mu005-pmic-v5-5-fcbc9da5a004@disroot.org/mbox/", "series": [ { "id": 501238, "url": "http://patchwork.ozlabs.org/api/1.1/series/501238/?format=api", "web_url": "http://patchwork.ozlabs.org/project/rtc-linux/list/?series=501238", "date": "2026-04-23T19:39:00", "name": "Support for Samsung S2MU005 PMIC and its sub-devices", "version": 5, "mbox": "http://patchwork.ozlabs.org/series/501238/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2227500/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2227500/checks/", "tags": {}, "headers": { "Return-Path": "\n <linux-rtc+bounces-6401-incoming=patchwork.ozlabs.org@vger.kernel.org>", "X-Original-To": [ "incoming@patchwork.ozlabs.org", "linux-rtc@vger.kernel.org" ], "Delivered-To": "patchwork-incoming@legolas.ozlabs.org", "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n secure) header.d=disroot.org header.i=@disroot.org header.a=rsa-sha256\n header.s=mail header.b=TqEBPuSg;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org\n (client-ip=2600:3c0a:e001:db::12fc:5321; helo=sea.lore.kernel.org;\n envelope-from=linux-rtc+bounces-6401-incoming=patchwork.ozlabs.org@vger.kernel.org;\n receiver=patchwork.ozlabs.org)", "smtp.subspace.kernel.org;\n\tdkim=pass (2048-bit key) header.d=disroot.org header.i=@disroot.org\n header.b=\"TqEBPuSg\"", "smtp.subspace.kernel.org;\n arc=none smtp.client-ip=178.21.23.139", "smtp.subspace.kernel.org;\n dmarc=pass (p=reject dis=none) header.from=disroot.org", "smtp.subspace.kernel.org;\n spf=pass smtp.mailfrom=disroot.org" ], "Received": [ "from sea.lore.kernel.org (sea.lore.kernel.org\n [IPv6:2600:3c0a:e001:db::12fc:5321])\n\t(using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n\t key-exchange x25519)\n\t(No client certificate requested)\n\tby legolas.ozlabs.org (Postfix) with ESMTPS id 4g1mxQ2l2Pz1y2d\n\tfor <incoming@patchwork.ozlabs.org>; Fri, 24 Apr 2026 05:53:46 +1000 (AEST)", "from smtp.subspace.kernel.org (conduit.subspace.kernel.org\n [100.90.174.1])\n\tby sea.lore.kernel.org (Postfix) with ESMTP id 23D4B30BF957\n\tfor <incoming@patchwork.ozlabs.org>; Thu, 23 Apr 2026 19:50:28 +0000 (UTC)", "from localhost.localdomain (localhost.localdomain [127.0.0.1])\n\tby smtp.subspace.kernel.org (Postfix) with ESMTP id CC3CD391E5F;\n\tThu, 23 Apr 2026 19:50:27 +0000 (UTC)", "from layka.disroot.org (layka.disroot.org [178.21.23.139])\n\t(using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits))\n\t(No client certificate requested)\n\tby smtp.subspace.kernel.org (Postfix) with ESMTPS id 806B138CFE5;\n\tThu, 23 Apr 2026 19:50:26 +0000 (UTC)", "from mail01.disroot.lan (localhost [127.0.0.1])\n\tby disroot.org (Postfix) with ESMTP id B3AE52675F;\n\tThu, 23 Apr 2026 21:50:24 +0200 (CEST)", "from layka.disroot.org ([127.0.0.1])\n by localhost (disroot.org [127.0.0.1]) (amavis, port 10024) with ESMTP\n id cHcNEIrNhiGI; Thu, 23 Apr 2026 21:50:24 +0200 (CEST)" ], "ARC-Seal": "i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116;\n\tt=1776973827; cv=none;\n b=jBPVZcZR+21ay0gYPC8iJE0l0++k2anyePb2rjWOQYkTS6i6P5Z28IioWl+DzB6k4m62nHx899JpD+gOwSS90pG1VQz2Mz1Xeqf78fK+VtXvKoXaJe9UWRdBAjzIG/TWpDi75mYEAeP08Q9BCW8z0FsBzei0Peh1iEhjfnpTJ/s=", "ARC-Message-Signature": "i=1; a=rsa-sha256; d=subspace.kernel.org;\n\ts=arc-20240116; t=1776973827; c=relaxed/simple;\n\tbh=IGWSMsR9l3YcM+vGFQnwqbuQBc1K81j9HFRpS0NQ6D4=;\n\th=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References:\n\t In-Reply-To:To:Cc;\n b=X4SGxMfItVvDFV3Uq/UFRDRg0N97638S63JqagK2KcKl40bm0nWymAG4T087KFQk3kDumibXbL+YLiTJSRXpqgfh/KCpRKHVVukwBOno/Nej6rHwwBthxpopeztdnVKORU8wTMusZz01Wh/DlG3oi2E4WGIgYB0km9ouVSm+Yz4=", "ARC-Authentication-Results": "i=1; smtp.subspace.kernel.org;\n dmarc=pass (p=reject dis=none) header.from=disroot.org;\n spf=pass smtp.mailfrom=disroot.org;\n dkim=pass (2048-bit key) header.d=disroot.org header.i=@disroot.org\n header.b=TqEBPuSg; arc=none smtp.client-ip=178.21.23.139", "X-Virus-Scanned": "SPAM Filter at disroot.org", "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/simple; d=disroot.org; s=mail;\n\tt=1776973824; bh=IGWSMsR9l3YcM+vGFQnwqbuQBc1K81j9HFRpS0NQ6D4=;\n\th=From:Date:Subject:References:In-Reply-To:To:Cc;\n\tb=TqEBPuSgtKzfQ8hr0Xp64VvOwkGPTQYd0rEnJU9RTObZoYBtoS3vtnZGNuduCTsIS\n\t J+XqrpfMYbX3yFJ9occHlsw44QYPZh44TkPlZuHypKbNxSS7skLNuvhh2Is7gfQGyR\n\t DcGX8CUOXRnd6gvsEYJEhlpC7mdfVzDNQzS4+qy/uLA2/ehr8R6/NB85yObufmQOzQ\n\t cQN6ODqw6oqwKy4kkmrcd+8h6mIPOAu6yNhxYna8+EXeQy3HkuvfPNZVdii8CX+06m\n\t rvF6B2nWDDZmd9eel5/JCibUSf7hVAB1HfCO8UAt3mjbRZ4aRCswDO8X5EDEPsB1ES\n\t hP/pcDQgVO7+Q==", "From": "Kaustabh Chakraborty <kauschluss@disroot.org>", "Date": "Fri, 24 Apr 2026 01:09:04 +0530", "Subject": "[PATCH v5 05/11] mfd: sec: set DMA coherent mask", "Precedence": "bulk", "X-Mailing-List": "linux-rtc@vger.kernel.org", "List-Id": "<linux-rtc.vger.kernel.org>", "List-Subscribe": "<mailto:linux-rtc+subscribe@vger.kernel.org>", "List-Unsubscribe": "<mailto:linux-rtc+unsubscribe@vger.kernel.org>", "MIME-Version": "1.0", "Content-Type": "text/plain; charset=\"utf-8\"", "Content-Transfer-Encoding": "7bit", "Message-Id": "<20260424-s2mu005-pmic-v5-5-fcbc9da5a004@disroot.org>", "References": "<20260424-s2mu005-pmic-v5-0-fcbc9da5a004@disroot.org>", "In-Reply-To": "<20260424-s2mu005-pmic-v5-0-fcbc9da5a004@disroot.org>", "To": "Lee Jones <lee@kernel.org>, Pavel Machek <pavel@kernel.org>,\n Rob Herring <robh@kernel.org>, Krzysztof Kozlowski <krzk+dt@kernel.org>,\n Conor Dooley <conor+dt@kernel.org>, MyungJoo Ham <myungjoo.ham@samsung.com>,\n Chanwoo Choi <cw00.choi@samsung.com>, Sebastian Reichel <sre@kernel.org>,\n Krzysztof Kozlowski <krzk@kernel.org>,\n =?utf-8?q?Andr=C3=A9_Draszik?= <andre.draszik@linaro.org>,\n Alexandre Belloni <alexandre.belloni@bootlin.com>,\n Jonathan Corbet <corbet@lwn.net>, Shuah Khan <skhan@linuxfoundation.org>,\n Nam Tran <trannamatk@gmail.com>,\n =?utf-8?b?xYF1a2FzeiBMZWJpZWR6acWEc2tp?= <kernel@lvkasz.us>", "Cc": "linux-leds@vger.kernel.org, devicetree@vger.kernel.org,\n linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org,\n linux-samsung-soc@vger.kernel.org, linux-rtc@vger.kernel.org,\n linux-doc@vger.kernel.org, Kaustabh Chakraborty <kauschluss@disroot.org>" }, "content": "Kernel logs are filled with \"DMA mask not set\" messages for every\nsub-device. The device does not use DMA for communication, so these\nmessages are useless. Disable the coherent DMA mask for the PMIC device,\nwhich is also propagated to sub-devices.\n\nSigned-off-by: Kaustabh Chakraborty <kauschluss@disroot.org>\n---\n drivers/mfd/sec-common.c | 3 +++\n 1 file changed, 3 insertions(+)", "diff": "diff --git a/drivers/mfd/sec-common.c b/drivers/mfd/sec-common.c\nindex ad1c7de83a620..afc9e691bb67c 100644\n--- a/drivers/mfd/sec-common.c\n+++ b/drivers/mfd/sec-common.c\n@@ -215,6 +215,9 @@ int sec_pmic_probe(struct device *dev, int device_type, unsigned int irq,\n \tif (IS_ERR(irq_data))\n \t\treturn PTR_ERR(irq_data);\n \n+\tdev->coherent_dma_mask = 0;\n+\tdev->dma_mask = &dev->coherent_dma_mask;\n+\n \tpm_runtime_set_active(sec_pmic->dev);\n \n \tswitch (sec_pmic->device_type) {\n", "prefixes": [ "v5", "05/11" ] }