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authorAlex Deucher <alexander.deucher@amd.com>2016-06-01 22:07:44 +0300
committerAlex Deucher <alexander.deucher@amd.com>2016-07-07 21:51:05 +0300
commitf7ea4189725b5e1ba00f31441944bf6910dfbbf5 (patch)
tree7adff0b7cd4aacbd57339c3a415c1bbf30e544c1 /drivers/gpu/drm/radeon/radeon_drv.c
parente1052b35f4ac860707743eb3a9c665b2393b5bb9 (diff)
downloadlinux-f7ea4189725b5e1ba00f31441944bf6910dfbbf5.tar.xz
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 <Hawking.Zhang@amd.com> Acked-by: Christian König <christian.koenig@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_drv.c')
-rw-r--r--drivers/gpu/drm/radeon/radeon_drv.c5
1 files changed, 4 insertions, 1 deletions
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;