diff options
| author | Kyle Mahlkuch <kmahlkuc@linux.vnet.ibm.com> | 2019-10-25 22:40:50 +0200 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2019-10-28 16:19:17 +0100 |
| commit | d02f5aab06c84ed7d18a4d709c19e400faf361f6 (patch) | |
| tree | f453bd5657f5affb342a2c9d531456df19ae1a64 /drivers/gpu/drm/radeon/radeon_drv.c | |
| parent | drm/amd/powerplay: Make two functions static (diff) | |
| download | linux-d02f5aab06c84ed7d18a4d709c19e400faf361f6.tar.xz linux-d02f5aab06c84ed7d18a4d709c19e400faf361f6.zip | |
drm/radeon: Fix EEH during kexec
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.
Enabled only on PPC because this patch causes issues on some other
boards.
Signed-off-by: Kyle Mahlkuch <kmahlkuc@linux.vnet.ibm.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to '')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_drv.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_drv.c b/drivers/gpu/drm/radeon/radeon_drv.c index 2bc56f829bf7..64acba4a2bba 100644 --- a/drivers/gpu/drm/radeon/radeon_drv.c +++ b/drivers/gpu/drm/radeon/radeon_drv.c @@ -378,11 +378,25 @@ radeon_pci_remove(struct pci_dev *pdev) static void radeon_pci_shutdown(struct pci_dev *pdev) { +#ifdef CONFIG_PPC64 + struct drm_device *ddev = pci_get_drvdata(pdev); +#endif + /* 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); + +#ifdef CONFIG_PPC64 + /* Some adapters need to be suspended before a + * shutdown occurs in order to prevent an error + * during kexec. + * Make this power specific becauase it breaks + * some non-power boards. + */ + radeon_suspend_kms(ddev, true, true, false); +#endif } static int radeon_pmops_suspend(struct device *dev) |