[AMD Official Use Only - Internal Distribution Only]

Series is acked-by: Evan Quan <[email protected]>

-----Original Message-----
From: amd-gfx <[email protected]> On Behalf Of Alex Deucher
Sent: Wednesday, February 3, 2021 1:18 AM
To: [email protected]
Cc: Deucher, Alexander <[email protected]>
Subject: [PATCH 2/2] drm/amdgpu: enable DPM_FLAG_MAY_SKIP_RESUME and 
DPM_FLAG_SMART_SUSPEND flags

Once the device has runtime suspended, we don't need to power it
back up again for system suspend.  Likewise for resume, we don't
to power up the device again on resume only to power it back off
again via runtime pm because it's still idle.

Signed-off-by: Alex Deucher <[email protected]>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c 
b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
index b4780182f990..b78847fa769b 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
@@ -206,6 +206,12 @@ int amdgpu_driver_load_kms(struct amdgpu_device *adev, 
unsigned long flags)
 if (amdgpu_device_supports_atpx(dev) &&
     !amdgpu_is_atpx_hybrid())
 dev_pm_set_driver_flags(dev->dev, DPM_FLAG_NO_DIRECT_COMPLETE);
+/* we want direct complete for BOCO */
+if ((amdgpu_device_supports_atpx(dev) &&
+    amdgpu_is_atpx_hybrid()) ||
+    amdgpu_device_supports_boco(dev))
+dev_pm_set_driver_flags(dev->dev, DPM_FLAG_SMART_SUSPEND |
+DPM_FLAG_MAY_SKIP_RESUME);
 pm_runtime_use_autosuspend(dev->dev);
 pm_runtime_set_autosuspend_delay(dev->dev, 5000);
 pm_runtime_allow(dev->dev);
--
2.29.2

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