[PATCH 11/12] drm/radeon: use PCI_D3hot for PX systems without dGPU power control

[Alex Deucher]

On PX systems without dGPU power control, use PCI_D3hot.

Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
---
 drivers/gpu/drm/radeon/radeon_drv.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/radeon/radeon_drv.c 
b/drivers/gpu/drm/radeon/radeon_drv.c
index 2dc43f5..ec80050 100644
--- a/drivers/gpu/drm/radeon/radeon_drv.c
+++ b/drivers/gpu/drm/radeon/radeon_drv.c
@@ -415,7 +415,10 @@ static int radeon_pmops_runtime_suspend(struct device *dev)
        pci_save_state(pdev);
        pci_disable_device(pdev);
        pci_ignore_hotplug(pdev);
-       pci_set_power_state(pdev, PCI_D3cold);
+       if (radeon_has_atpx_dgpu_power_cntl())
+               pci_set_power_state(pdev, PCI_D3cold);
+       else
+               pci_set_power_state(pdev, PCI_D3hot);
        drm_dev->switch_power_state = DRM_SWITCH_POWER_DYNAMIC_OFF;

        return 0;
-- 
2.5.5