[PATCH 5/6] drm/radeon/atpx: hybrid platforms use d3cold
Alex Deucher
alexdeucher at gmail.com
Thu Jun 2 13:33:36 UTC 2016
The platform d3 cold is used to power down the dGPU.
Signed-off-by: Alex Deucher <alexander.deucher at 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);
--
2.5.5
More information about the dri-devel
mailing list