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[147.75.80.249]) by mx.google.com with ESMTPS id cb19-20020a170906a45300b00a386e313b35si648826ejb.1004.2024.02.07.00.56.51 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 07 Feb 2024 00:56:51 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel+bounces-56145-linux.lists.archive=gmail.com@vger.kernel.org designates 147.75.80.249 as permitted sender) client-ip=147.75.80.249; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=N5oQ77FK; arc=pass (i=1 dkim=pass dkdomain=kernel.org); spf=pass (google.com: domain of linux-kernel+bounces-56145-linux.lists.archive=gmail.com@vger.kernel.org designates 147.75.80.249 as permitted sender) smtp.mailfrom="linux-kernel+bounces-56145-linux.lists.archive=gmail.com@vger.kernel.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by am.mirrors.kernel.org (Postfix) with ESMTPS id 794C91F28893 for ; Wed, 7 Feb 2024 08:49:38 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id A3FEC20DC1; Wed, 7 Feb 2024 08:49:20 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="N5oQ77FK" Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id C51C220B00; Wed, 7 Feb 2024 08:49:19 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707295759; cv=none; b=Vys8ereyyjjWPMdS0IcFG2wYSF5CYcVy2th+6oKivENdq1b2YzCTVkfdykn9/nOooQElxNVrpDIS8n71yp3nTRLSCVThhk2WFbfKlDMiItxpuA54daMlPxTn0fy2LEOPqCOJ8V/aF+qohXIj7tJ9Otk4y3Yo1sntuqygiP0wO6M= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707295759; c=relaxed/simple; bh=rJCacFpE6fWbHdD+fJin1OdZD+PIrljzRtYE71Eon4g=; h=From:To:Cc:In-Reply-To:References:Subject:Message-Id:Date: MIME-Version:Content-Type; b=BGJkTspFt+g0FPSW6jFopyAlUJLvMjEOgfA3TsF8uPf0Hg/zAr13vOkf3bDom5+u4XO9POcK9WFNX1Q0xgJm8m12JLD0MoKz9Z1irH87OrLfxZov/ticZdst7fLuo4fbSFbV6D7dD6s7E0DNwWEH/C8clg6CFOOlNHQyLSROPFI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=N5oQ77FK; arc=none smtp.client-ip=10.30.226.201 Received: by smtp.kernel.org (Postfix) with ESMTPSA id C2B33C43390; Wed, 7 Feb 2024 08:49:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1707295759; bh=rJCacFpE6fWbHdD+fJin1OdZD+PIrljzRtYE71Eon4g=; h=From:To:Cc:In-Reply-To:References:Subject:Date:From; b=N5oQ77FKSk17Qei/JNuTCJmwBi6gROvYIIp7/2b6LLXR+ajZecqfxdqWy1lm0miTS 8Xpni2fa6F/z8k8QUlDhQ3bMUGkH6+tIEM6GNip6kej1ONdMV8ZxkPoEm405J79yMz B4KsYuJVj5Q4eecCez6hXyEeNrw/7wVIfJuaZe52LYBDn7yeixAAteksIbfA+wo2hj tmueJvg+v4IL+rTe3tKbou0VERUj+YQAdSid8fu8XsV2AE4ssZhyakL5+Vhmn1+FeT H2U/57Qi5KlG/pXMYJ40b9hF2Wza+hiZ9ziicxOyyLZVzjxOgqexXKy7EyKElOJEyt 4prG8+esx+6rQ== From: Vinod Koul To: Wen He , Peng Ma , Jiaheng Fan , dmaengine@vger.kernel.org, linux-kernel@vger.kernel.org, Frank Li Cc: imx@lists.linux.dev In-Reply-To: <20240201215007.439503-1-Frank.Li@nxp.com> References: <20240201215007.439503-1-Frank.Li@nxp.com> Subject: Re: [PATCH 1/1] dmaengine: fsl-qdma: fix SoC may hang on 16 byte unaligned read Message-Id: <170729575753.88665.8686858564580619272.b4-ty@kernel.org> Date: Wed, 07 Feb 2024 09:49:17 +0100 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-Mailer: b4 0.12.3 On Thu, 01 Feb 2024 16:50:07 -0500, Frank Li wrote: > There is chip (ls1028a) errata: > > The SoC may hang on 16 byte unaligned read transactions by QDMA. > > Unaligned read transactions initiated by QDMA may stall in the NOC > (Network On-Chip), causing a deadlock condition. Stalled transactions will > trigger completion timeouts in PCIe controller. > > [...] Applied, thanks! [1/1] dmaengine: fsl-qdma: fix SoC may hang on 16 byte unaligned read commit: 9d739bccf261dd93ec1babf82f5c5d71dd4caa3e Best regards, -- ~Vinod