From: Alex Deucher Date: Wed, 1 Jun 2016 19:07:44 +0000 (-0400) Subject: drm/radeon: use PCI_D3hot for PX systems without dGPU power control X-Git-Tag: v4.8-rc1~62^2~23^2~144 X-Git-Url: http://git.cascardo.eti.br/?a=commitdiff_plain;h=f7ea4189725b5e1ba00f31441944bf6910dfbbf5;p=cascardo%2Flinux.git drm/radeon: use PCI_D3hot for PX systems without dGPU power control On PX systems without dGPU power control, use PCI_D3hot. Reviewed-by: Hawking Zhang Acked-by: Christian König Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/radeon/radeon_drv.c b/drivers/gpu/drm/radeon/radeon_drv.c index 5ceafd8f2b50..601eae840b74 100644 --- a/drivers/gpu/drm/radeon/radeon_drv.c +++ b/drivers/gpu/drm/radeon/radeon_drv.c @@ -407,7 +407,10 @@ 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;