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authorAlex Deucher <[email protected]>2016-06-01 17:12:25 +0000
committerAlex Deucher <[email protected]>2016-07-07 18:51:02 +0000
commit7e32aa611ba685b58d013da4df5d0a0f132b8f25 (patch)
treef757ec5704101c04a21a6a3e80f4cb568478d65c /drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
parentdrm/amdgpu/atpx: add a query for ATPX dGPU power control (diff)
downloadkernel-7e32aa611ba685b58d013da4df5d0a0f132b8f25.tar.gz
kernel-7e32aa611ba685b58d013da4df5d0a0f132b8f25.zip
drm/amdgpu: use PCI_D3hot for PX systems without dGPU power control
On PX systems without dGPU power control, use PCI_D3hot. Reviewed-by: Hawking Zhang <[email protected]> Acked-by: Christian König <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
index f122703cd2ca..7e49bf450b9c 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
@@ -417,7 +417,10 @@ static int amdgpu_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 (amdgpu_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;