diff options
| author | Emily Deng <[email protected]> | 2017-08-21 09:51:10 +0800 |
|---|---|---|
| committer | Alex Deucher <[email protected]> | 2017-08-23 17:18:44 -0400 |
| commit | 766cff839ddc303ff4e17fd7a03bea7cf890de2d (patch) | |
| tree | 63dbeb51fe1f76920890380d210b870ed0b451cd | |
| parent | b252903afcb1139dd87605b79f41e0dc325f9ece (diff) | |
drm/amdgpu/virtual_dce: Virtual display doesn't support disable vblank immediately
For virtual display, it uses software timer to emulate the vsync interrupt,
it doesn't have high precision, so doesn't support disable vblank immediately.
BUG: SWDEV-129274
Signed-off-by: Emily Deng <[email protected]>
Reviewed-by: Michel Dänzer <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c index 4bdd851f56d0..538e5f27d120 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c @@ -221,8 +221,9 @@ int amdgpu_irq_init(struct amdgpu_device *adev) spin_lock_init(&adev->irq.lock); - /* Disable vblank irqs aggressively for power-saving */ - adev->ddev->vblank_disable_immediate = true; + if (!adev->enable_virtual_display) + /* Disable vblank irqs aggressively for power-saving */ + adev->ddev->vblank_disable_immediate = true; r = drm_vblank_init(adev->ddev, adev->mode_info.num_crtc); if (r) { |