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 CD74DC0219B for ; Tue, 11 Feb 2025 13:22:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: Content-Type:In-Reply-To:From:References:Cc:To:Subject:MIME-Version:Date: Message-ID:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=A9t86XcXi4SNcqeg9HhuGPDQvw/u2ifZSs3/7HWj1JI=; b=0lZHFxxcMtZN7iDTOvv3dHzg36 IRR+OesQcim+INR/3epGLvpi9HGFdZCNvhqY3Dk7fUIKzl6EcG+vm3eXXXHQZXts9YOWaGs0tPKTg /kqyLS1nPDkj4OE2Wv/6d5VUcsc2P6F57gA7xybN5KiSR1qqBrYstyPZot6DYF147s/mhwIyK1sqE O7qduXPP4R7HrCdbvnC4ltyYZamfa9Q+ErCeGq3eA5HrPCy6UwAnlxW0qs79TpSeFnT0CWVE4ZlUp 4q0OUvmV52c17QqTcUy8xqlSdC1VETd2jlnTSUw7R0g224+48gGqtuSZCKknr09/rMicNlgUbaWky p3HWV0ag==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1thqDs-00000003vy3-1u1p; Tue, 11 Feb 2025 13:22:44 +0000 Received: from perceval.ideasonboard.com ([213.167.242.64]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1thpsR-00000003rul-3cRl for linux-arm-kernel@lists.infradead.org; Tue, 11 Feb 2025 13:00:37 +0000 Received: from [192.168.88.20] (91-158-153-178.elisa-laajakaista.fi [91.158.153.178]) by perceval.ideasonboard.com (Postfix) with ESMTPSA id F271A6DF; Tue, 11 Feb 2025 13:59:13 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1739278754; bh=RB5D6um8BkEYPtBDD00tcZIzsKoAR5fwT/hd27yWS3s=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=kMkRfajT/xV1DEuNFX//a0GdnSSZYNTrxmj5D3RodMs6r6FxF09SKUY41wTddbwsJ 4kO4Pr8D5PGuLOUba1+DFL+unljep86gd+mqgf/tH6tXwt56AsYU4ovD/KrhwIgfOW G3hB+wvHE6UPa+Do53mZoVqvW4ypo1YBfFaNeu6g= Message-ID: <78d22bdf-8a0c-4881-b648-3afe2b02d158@ideasonboard.com> Date: Tue, 11 Feb 2025 15:00:28 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 10/10] drm: xlnx: zynqmp: Fix max dma segment size To: Sean Anderson , 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 References: <20250115-xilinx-formats-v2-0-160327ca652a@ideasonboard.com> <20250115-xilinx-formats-v2-10-160327ca652a@ideasonboard.com> <487916d8-da54-4932-81dd-f139870a734a@linux.dev> Content-Language: en-US From: Tomi Valkeinen Autocrypt: addr=tomi.valkeinen@ideasonboard.com; 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charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250211_050036_038894_857C1FED X-CRM114-Status: GOOD ( 13.64 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hi, On 06/02/2025 21:48, Sean Anderson wrote: > Hi Tomi, > > On 1/15/25 04:03, Tomi Valkeinen wrote: >> 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); >> >> > > Can you apply this patch? I ran into this warning again today and I think this change > is independent from the rest of the series. Yes, I'll push this. Tomi