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 3E70BE7719A for ; Fri, 10 Jan 2025 00:56:19 +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:MIME-Version:References:In-Reply-To:Message-ID:Subject:Cc:To: From:Date:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=uGALXm8cQ41qj1Mcak+BuLhxNDCTWf2912wkXyajLq4=; b=kcncqj0p7MXpJbvv6bIqOLynTB u6jtLz1MuQsv7IkiR95MPO2NZa/rUlwAeWEdmWlTXEEXIM3QQDWS9JBqaF5gIH5Vlx88Z/5mo7ySL SCB/4kD5flBl+MlbV6etQcAUou2vyCmZpRJz6gmcOXirjSMk5u2y/aJfWLKXg1md7zeJFQGkZNPF/ 3h0uMTmVoP/MxxwlBlBv+VZh0EbJ7xYCFupCSp3ZLW/6LprMzPhVTQUVboNx5tcwF7jdSBh9ugWrM d2pbyIQqaeaQnjbgDIx6dKdzEVDWIW7L8GMQYSn1lhY2WasLWoExetEUUPeTomlTpCKlOL9yjnU+u 9R9g2PXg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tW3Jn-0000000DgUp-0Pr0; Fri, 10 Jan 2025 00:56:07 +0000 Received: from nyc.source.kernel.org ([147.75.193.91]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tW3IZ-0000000DgPX-2deZ for linux-arm-kernel@lists.infradead.org; Fri, 10 Jan 2025 00:54:52 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by nyc.source.kernel.org (Postfix) with ESMTP id 97BABA41631; Fri, 10 Jan 2025 00:53:01 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 3A477C4CED2; Fri, 10 Jan 2025 00:54:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1736470489; bh=An7XqfSUMLwrY40eKxuhc/R7ct4U+ZFUuaL7mUE2bBo=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=aCbRiwgsgoH9GYITCVeOe1M59ZZvJNVbVpgb6KdwJaADf31LmsNnBIvPZ8i+x6dza yLRbCYYMWJTjDxQJVhBbbz9j38SVdse0DgQB5Z8fMYtXZcdtHvh0AWRRF1RCH0JHnJ X4HE/IoddNq5d3tFw8uGZVC6LAPMyZoNz52Uvyh0bdJZ4ZMJ+6g5px7EmajI8CyrYI QlEasfKwtF9LDjoo0M+F/4mqhV0tABhGoZc8KogfpSVdiZv6lf9GaApZniVxTp1NOy EF6EjPGSjZYSz6XoFNMg6UyZmC9vRWp91rv7kw5TNlSfu2+DCRxPDshcNbQDshQfvZ f9ymmynN6L2IA== Date: Thu, 9 Jan 2025 16:54:48 -0800 From: Jakub Kicinski To: Parker Newman Cc: Alexandre Torgue , Jose Abreu , Andrew Lunn , "David S. Miller" , Eric Dumazet , Paolo Abeni , Thierry Reding , Jonathan Hunter , Maxime Coquelin , netdev@vger.kernel.org, linux-tegra@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Parker Newman Subject: Re: [PATCH net v2 1/1] net: stmmac: dwmac-tegra: Read iommu stream id from device tree Message-ID: <20250109165448.53cb3e48@kernel.org> In-Reply-To: <6fb97f32cf4accb4f7cf92846f6b60064ba0a3bd.1736284360.git.pnewman@connecttech.com> References: <6fb97f32cf4accb4f7cf92846f6b60064ba0a3bd.1736284360.git.pnewman@connecttech.com> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250109_165451_747327_FE52B6A3 X-CRM114-Status: UNSURE ( 8.84 ) X-CRM114-Notice: Please train this message. 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 On Tue, 7 Jan 2025 16:24:59 -0500 Parker Newman wrote: > Nvidia's Tegra MGBE controllers require the IOMMU "Stream ID" (SID) to be > written to the MGBE_WRAP_AXI_ASID0_CTRL register. > > The current driver is hard coded to use MGBE0's SID for all controllers. > This causes softirq time outs and kernel panics when using controllers > other than MGBE0. Applied, thanks!