drm/radeon/atpx: hybrid platforms use d3cold

The platform d3 cold is used to power down the dGPU.

Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/radeon/radeon_drv.c b/drivers/gpu/drm/radeon/radeon_drv.c
index 1ef9ab3..7ed2498 100644 (file)
--- a/drivers/gpu/drm/radeon/radeon_drv.c
+++ b/drivers/gpu/drm/radeon/radeon_drv.c
@@ -409,7 +409,9 @@ static int radeon_pmops_runtime_suspend(struct device *dev)
        pci_save_state(pdev);
        pci_disable_device(pdev);
        pci_ignore_hotplug(pdev);
-       if (radeon_has_atpx_dgpu_power_cntl())
+       if (radeon_is_atpx_hybrid())
+               pci_set_power_state(pdev, PCI_D3cold);
+       else if (radeon_has_atpx_dgpu_power_cntl())
                pci_set_power_state(pdev, PCI_D3cold);
        else
                pci_set_power_state(pdev, PCI_D3hot);