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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id DCB43C433F5 for ; Mon, 11 Oct 2021 13:14:17 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id A66F960C41 for ; Mon, 11 Oct 2021 13:14:17 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org A66F960C41 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=alien8.de Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 397486E4AD; Mon, 11 Oct 2021 13:14:17 +0000 (UTC) Received: from mail.skyhub.de (mail.skyhub.de [5.9.137.197]) by gabe.freedesktop.org (Postfix) with ESMTPS id D298989DB9 for ; Mon, 11 Oct 2021 13:11:21 +0000 (UTC) Received: from zn.tnic (p200300ec2f08bb00608dded251e09f1b.dip0.t-ipconnect.de [IPv6:2003:ec:2f08:bb00:608d:ded2:51e0:9f1b]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.skyhub.de (SuperMail on ZX Spectrum 128k) with ESMTPSA id 839701EC01B7; Mon, 11 Oct 2021 15:11:18 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=alien8.de; s=dkim; t=1633957878; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:in-reply-to:in-reply-to: references:references; bh=14wVWak4eZ+r5Y5NK1cPANN9bVrXIaHrRP9j8eIgMpU=; b=niSn4qv+1tXL/9b8zIyEWOa69LRZl5388zjrVW1KIi0IyLXbfbtWdWm/qqmKugh3AVcm7R XCdJ1Qoi6gI/FOnAEQ2unUXCxU9njtrJqAFsZ9e+ij88POX4RUMLSdNZBTaouNpxln/5K/ 5txuz20lPJhGfieewOjGq2ITPH77F3w= Date: Mon, 11 Oct 2021 15:11:19 +0200 From: Borislav Petkov To: Paul Menzel Cc: Alex Deucher , Thomas Gleixner , Ingo Molnar , X86 ML , Dave Hansen , Andy Lutomirski , Peter Zijlstra , LKML , amd-gfx@lists.freedesktop.org, Tom Lendacky Subject: Re: `AMD_MEM_ENCRYPT_ACTIVE_BY_DEFAULT=y` causes AMDGPU to fail on Ryzen: amdgpu: SME is not compatible with RAVEN Message-ID: References: <8bbacd0e-4580-3194-19d2-a0ecad7df09c@molgen.mpg.de> <96f6dbed-b027-c65e-6888-c0e8630cc006@amd.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: X-Mailman-Approved-At: Mon, 11 Oct 2021 13:14:16 +0000 X-BeenThere: amd-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Discussion list for AMD gfx List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: amd-gfx-bounces@lists.freedesktop.org Sender: "amd-gfx" On Mon, Oct 11, 2021 at 03:05:33PM +0200, Paul Menzel wrote: > I think, the IOMMU is enabled on the MSI B350M MORTAR, but otherwise, yes > this looks fine. The help text could also be updated to mention problems > with AMD Raven devices. This is not only about Raven GPUs but, as Alex explained, pretty much about every device which doesn't support a 48 bit DMA mask. I'll expand that aspect in the changelog. -- Regards/Gruss, Boris. https://people.kernel.org/tglx/notes-about-netiquette