From patchwork Wed Jan 15 09:03:39 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tomi Valkeinen X-Patchwork-Id: 13940072 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 gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (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 33FC0C02180 for ; Wed, 15 Jan 2025 09:04:12 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 888E910E580; Wed, 15 Jan 2025 09:04:11 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (1024-bit key; unprotected) header.d=ideasonboard.com header.i=@ideasonboard.com header.b="sKbBplOe"; dkim-atps=neutral Received: from perceval.ideasonboard.com (perceval.ideasonboard.com [213.167.242.64]) by gabe.freedesktop.org (Postfix) with ESMTPS id 7339510E57F for ; Wed, 15 Jan 2025 09:04:06 +0000 (UTC) Received: from [127.0.1.1] (91-158-153-178.elisa-laajakaista.fi [91.158.153.178]) by perceval.ideasonboard.com (Postfix) with ESMTPSA id 2DC79437E; Wed, 15 Jan 2025 10:03:07 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1736931787; bh=Z6AQhbg5I9MENjbzvyltnjwwjBTG37ZyGBUaHh8zGq8=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=sKbBplOexyMCfNjzCiYb+FzSMrHcL7QZoRJ+rXB/jBmhW3rFuRSQTbkLbTSmAui8+ M3FSZ80+8N0QOC24eXLSJSkREw4QQrp/lkZ4CrMG1YlJ5pEJbT9Clgp6GfEFkPhjkV rhT0VN+PkEtOdKUremC9gOS/3uUP8Q7lfI9JcEA8= From: Tomi Valkeinen Date: Wed, 15 Jan 2025 11:03:39 +0200 Subject: [PATCH v2 10/10] drm: xlnx: zynqmp: Fix max dma segment size MIME-Version: 1.0 Message-Id: <20250115-xilinx-formats-v2-10-160327ca652a@ideasonboard.com> References: <20250115-xilinx-formats-v2-0-160327ca652a@ideasonboard.com> In-Reply-To: <20250115-xilinx-formats-v2-0-160327ca652a@ideasonboard.com> To: Vishal Sagar , Anatoliy Klymenko , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Laurent Pinchart , Michal Simek Cc: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Tomi Valkeinen , Sean Anderson X-Mailer: b4 0.13.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=961; i=tomi.valkeinen@ideasonboard.com; h=from:subject:message-id; bh=Z6AQhbg5I9MENjbzvyltnjwwjBTG37ZyGBUaHh8zGq8=; b=owEBbQKS/ZANAwAIAfo9qoy8lh71AcsmYgBnh3n7xRoZJZWl72D8riAEsE7UvOq6P0tm4NoZW YPOZPEcQYWJAjMEAAEIAB0WIQTEOAw+ll79gQef86f6PaqMvJYe9QUCZ4d5+wAKCRD6PaqMvJYe 9QMFD/0br3w+rz945BiM/x6AeNOdcehdJyHBX5jHvxMrp8D0wyr5ccOjh+TAOghU+fPRTgUXIV9 iomCqsNWkjh8bfYoT+c0GR+iDgGzDrmmLap72Eu6oiotFsiNa25PdliptiX/uA2IWAA+UQbXlSN 2w4wV3P/O+uENr342ql6NQeAgZ6MAChXvJxro9u3648AUn1vzrR357eb16ACPp5YoYfmhQ6xpxL VMnLoaVJPBVgTwrVU+DdGGDgJ9ICH1/2A8Ln8YpDUnHtyFuF332Dtm6e3vvDOv6j12VXmxub63T M3VeeZARF8c7Dc8wCmyqphDQQTFiZ5QlNsf88NkEZ+Bk0su7aPH6vJqleepxCl2wbc/DmBEF+so sXVBciQJCg3gyWwls3BIHhNso3Ib7qB4Ev39sgnq1gljs6EYyh/W6RSZcsaMg4k9QIarxWoOYMR dvD6G+WGzNVT37ifdPJsHLtL3nR+9sIb4SwOGPPQMn03ruNJfe6kNCHMWjA6bj6uW8VyVO+P9FB NBsE/V1ZgcpNLtvzXyppUXvp8ZO3FaGQmmJmChZ9Ztw0m12ZRQ7IcDcVJ1bjrWggO3lGqfLPUH9 jqc9yMaRC694b82jpMczyoHJZp+h1BaHIILZAIZGfsVIX+2GgWom8AEC5qbQggcTHIt3EgVML5y rdSc7Ig0PHFysKQ== X-Developer-Key: i=tomi.valkeinen@ideasonboard.com; a=openpgp; fpr=C4380C3E965EFD81079FF3A7FA3DAA8CBC961EF5 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Fix "mapping sg segment longer than device claims to support" warning by setting the max segment size. Fixes: d76271d22694 ("drm: xlnx: DRM/KMS driver for Xilinx ZynqMP DisplayPort Subsystem") Reviewed-by: Sean Anderson Tested-by: Sean Anderson Signed-off-by: Tomi Valkeinen --- drivers/gpu/drm/xlnx/zynqmp_dpsub.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/gpu/drm/xlnx/zynqmp_dpsub.c b/drivers/gpu/drm/xlnx/zynqmp_dpsub.c index f5781939de9c..a25b22238e3d 100644 --- a/drivers/gpu/drm/xlnx/zynqmp_dpsub.c +++ b/drivers/gpu/drm/xlnx/zynqmp_dpsub.c @@ -231,6 +231,8 @@ static int zynqmp_dpsub_probe(struct platform_device *pdev) if (ret) return ret; + dma_set_max_seg_size(&pdev->dev, DMA_BIT_MASK(32)); + /* Try the reserved memory. Proceed if there's none. */ of_reserved_mem_device_init(&pdev->dev);