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 X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 14E63C433DF for ; Thu, 20 Aug 2020 13:15:44 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E585720674 for ; Thu, 20 Aug 2020 13:15:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1597929343; bh=Hs1Xz//+v/ly/pTeXAoOFdj5f0tq4o3DFLI+JX6P4pc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=Q9o5w2/3Z8+RD7VRWTtEwc4kpYzYUGSOUMExvdQJNZ2Jv0Ndx5TOFt5GxcauEzOLO SxYNvYArc/Uf/rtv6ZLLZn5altt82ds9dFUzFWiFeXRH+cIPZnddDlsm0CbWAYCS7n 3g0BgiUrOW/3nWm6JpjoRn3gHk+xHahpJuFnQK2Q= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726874AbgHTNPl (ORCPT ); Thu, 20 Aug 2020 09:15:41 -0400 Received: from mail.kernel.org ([198.145.29.99]:49812 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727913AbgHTJfw (ORCPT ); Thu, 20 Aug 2020 05:35:52 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 5593420724; Thu, 20 Aug 2020 09:35:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1597916151; bh=Hs1Xz//+v/ly/pTeXAoOFdj5f0tq4o3DFLI+JX6P4pc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=GZxA/glaK9AB56upqTStcDAsXbdXoMs6LSoTe7MnlkyiItq6jwYG1ypam2VdCtqvn FRFSgQrHNuQKq7ZI1llc3O5P7eQJBBcYruEk/zqREOD3w53AurDuij2Cqt7CFMbDSZ KiD16kA+4wdPjvcq8tsVlb2p38/ywTGj7OwRx6Kc= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Kai-Heng Feng , Bjorn Helgaas , Alex Deucher Subject: [PATCH 5.7 006/204] PCI: Mark AMD Navi10 GPU rev 0x00 ATS as broken Date: Thu, 20 Aug 2020 11:18:23 +0200 Message-Id: <20200820091606.518241784@linuxfoundation.org> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20200820091606.194320503@linuxfoundation.org> References: <20200820091606.194320503@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Kai-Heng Feng commit 45beb31d3afb651bb5c41897e46bd4fa9980c51c upstream. We are seeing AMD Radeon Pro W5700 doesn't work when IOMMU is enabled: iommu ivhd0: AMD-Vi: Event logged [IOTLB_INV_TIMEOUT device=63:00.0 address=0x42b5b01a0] iommu ivhd0: AMD-Vi: Event logged [IOTLB_INV_TIMEOUT device=63:00.0 address=0x42b5b01c0] The error also makes graphics driver fail to probe the device. It appears to be the same issue as commit 5e89cd303e3a ("PCI: Mark AMD Navi14 GPU rev 0xc5 ATS as broken") addresses, and indeed the same ATS quirk can workaround the issue. See-also: 5e89cd303e3a ("PCI: Mark AMD Navi14 GPU rev 0xc5 ATS as broken") See-also: d28ca864c493 ("PCI: Mark AMD Stoney Radeon R7 GPU ATS as broken") See-also: 9b44b0b09dec ("PCI: Mark AMD Stoney GPU ATS as broken") Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=208725 Link: https://lore.kernel.org/r/20200728104554.28927-1-kai.heng.feng@canonical.com Signed-off-by: Kai-Heng Feng Signed-off-by: Bjorn Helgaas Acked-by: Alex Deucher Cc: stable@vger.kernel.org Signed-off-by: Greg Kroah-Hartman --- drivers/pci/quirks.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) --- a/drivers/pci/quirks.c +++ b/drivers/pci/quirks.c @@ -5207,7 +5207,8 @@ DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_SE */ static void quirk_amd_harvest_no_ats(struct pci_dev *pdev) { - if (pdev->device == 0x7340 && pdev->revision != 0xc5) + if ((pdev->device == 0x7312 && pdev->revision != 0x00) || + (pdev->device == 0x7340 && pdev->revision != 0xc5)) return; pci_info(pdev, "disabling ATS\n"); @@ -5218,6 +5219,8 @@ static void quirk_amd_harvest_no_ats(str DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x98e4, quirk_amd_harvest_no_ats); /* AMD Iceland dGPU */ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x6900, quirk_amd_harvest_no_ats); +/* AMD Navi10 dGPU */ +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x7312, quirk_amd_harvest_no_ats); /* AMD Navi14 dGPU */ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x7340, quirk_amd_harvest_no_ats); #endif /* CONFIG_PCI_ATS */