From 0cb2ddf9a3a0dbe7e949ef4c103d7540bb2994a8 Mon Sep 17 00:00:00 2001 From: KyleMahlkuch Date: Wed, 31 Jul 2019 17:10:14 -0500 Subject: [PATCH] drm/radeon: Fix EEH during kexec [ 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 2e96c886392bd..60ee51edd7823 100644 --- a/drivers/gpu/drm/radeon/radeon_drv.c +++ b/drivers/gpu/drm/radeon/radeon_drv.c @@ -344,11 +344,19 @@ 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) -- 2.47.2