The platform d3 cold is used to power down the dGPU.
Signed-off-by: Alex Deucher alexander.deucher@amd.com --- drivers/gpu/drm/radeon/radeon_drv.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/radeon/radeon_drv.c b/drivers/gpu/drm/radeon/radeon_drv.c index af52f10..f453450 100644 --- a/drivers/gpu/drm/radeon/radeon_drv.c +++ b/drivers/gpu/drm/radeon/radeon_drv.c @@ -417,7 +417,9 @@ 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);