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drm/radeon: Fix EEH during kexec

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[ 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 <kmahlkuc@linux.vnet.ibm.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
KyleMahlkuch 2019-07-31 17:10:14 -05:00 committed by Greg Kroah-Hartman
parent 3ba3b24a8f
commit 09a0e83e03
1 changed files with 8 additions and 0 deletions
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8
drivers/gpu/drm/radeon/radeon_drv.c
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@ -368,11 +368,19 @@ 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)