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=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,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 60644C10F14 for ; Sun, 6 Oct 2019 17:23:57 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2932C21850 for ; Sun, 6 Oct 2019 17:23:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1570382637; bh=jP8I5CNRk/iM76spTAw03o6FHfCpfdMcnRg9jkQSMXE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=sM4ulObzH62VPtXpkqKfk7SrRpo6Kp+heADOtZUsX+4fDF2O2PtZguD/W9SGlWdO3 ig3qkil3aLqVI/V0KPWA2xAJ1RuuoJobgVuS0BSk0RzFMBsUJ7TENGHDObvGNShJES Smgwl+1uNIbaD/dO4BfU1FH8YzFTrIvQ9QvmQ8LM= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727356AbfJFRX4 (ORCPT ); Sun, 6 Oct 2019 13:23:56 -0400 Received: from mail.kernel.org ([198.145.29.99]:48638 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727710AbfJFRXx (ORCPT ); Sun, 6 Oct 2019 13:23:53 -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 213D52080F; Sun, 6 Oct 2019 17:23:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1570382632; bh=jP8I5CNRk/iM76spTAw03o6FHfCpfdMcnRg9jkQSMXE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=lXTiDZOxGyYn02E0XbybSe7TRCpb5MIj8VaBwSWTjLhSA3dB5ZweuHjbdBciGcj/p Xb39OFLhb+JlSQhZxdlVe0PkaM/6fCVzsspJhm1inz63XtYJFy+6+wfg8WSKABR4HN xfg6tVArP4jmueL7jyF9TNdiaueOMgvRDvzqbZCs= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, KyleMahlkuch , Alex Deucher , Sasha Levin Subject: [PATCH 4.9 03/47] drm/radeon: Fix EEH during kexec Date: Sun, 6 Oct 2019 19:20:50 +0200 Message-Id: <20191006172017.068618321@linuxfoundation.org> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20191006172016.873463083@linuxfoundation.org> References: <20191006172016.873463083@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: KyleMahlkuch [ Upstream commit 6f7fe9a93e6c09bf988c5059403f5f88e17e21e6 ] During kexec some adapters hit an EEH since they are not properly shut down in the radeon_pci_shutdown() function. Adding radeon_suspend_kms() fixes this issue. Signed-off-by: KyleMahlkuch Signed-off-by: Alex Deucher Signed-off-by: Sasha Levin --- drivers/gpu/drm/radeon/radeon_drv.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/gpu/drm/radeon/radeon_drv.c b/drivers/gpu/drm/radeon/radeon_drv.c index 30bd4a6a9d466..3ccf5b28b326e 100644 --- a/drivers/gpu/drm/radeon/radeon_drv.c +++ b/drivers/gpu/drm/radeon/radeon_drv.c @@ -366,11 +366,19 @@ radeon_pci_remove(struct pci_dev *pdev) static void radeon_pci_shutdown(struct pci_dev *pdev) { + struct drm_device *ddev = pci_get_drvdata(pdev); + /* if we are running in a VM, make sure the device * torn down properly on reboot/shutdown */ if (radeon_device_is_virtual()) radeon_pci_remove(pdev); + + /* Some adapters need to be suspended before a + * shutdown occurs in order to prevent an error + * during kexec. + */ + radeon_suspend_kms(ddev, true, true, false); } static int radeon_pmops_suspend(struct device *dev) -- 2.20.1