Merge branch 'drm-next-4.6' of git://people.freedesktop.org/~agd5f/linux into drm-next

A few more fixes and cleanups for 4.6:
- DCE code cleanups
- HDP flush/invalidation fixes
- GPUVM fixes
- switch to drm_vblank_[on|off]
- PX fixes
- misc bug fixes

* 'drm-next-4.6' of git://people.freedesktop.org/~agd5f/linux: (50 commits)
  drm/amdgpu: split pipeline sync out of SDMA vm_flush() as well
  drm/amdgpu: Revert "add mutex for ba_va->valids/invalids"
  drm/amdgpu: Revert "add lock for interval tree in vm"
  drm/amdgpu: Revert "add spin lock to protect freed list in vm (v3)"
  drm/amdgpu: reserve the PD during unmap and remove
  drm/amdgpu: Fix two bugs in amdgpu_vm_bo_split_mapping
  drm/radeon: Don't drop DP 2.7 Ghz link setup on some cards.
  MAINTAINERS: update radeon entry to include amdgpu as well
  drm/amdgpu: disable runtime pm on PX laptops without dGPU power control
  drm/radeon: disable runtime pm on PX laptops without dGPU power control
  drm/amd/amdgpu: Fix indentation in do_set_base() (DCEv8)
  drm/amd/amdgpu: make afmt_init cleanup if alloc fails (DCEv8)
  drm/amd/amdgpu: Move config init flag to bottom of sw_init (DCEv8)
  drm/amd/amdgpu: Don't proceed into audio_fini if audio is disabled (DCEv8)
  drm/amd/amdgpu: Fix identation in do_set_base() (DCEv10)
  drm/amd/amdgpu: Make afmt_init cleanup if alloc fails (DCEv10)
  drm/amd/amdgpu: Move initialized flag to bottom of sw_init (DCEv10)
  drm/amd/amdgpu: Don't proceed in audio_fini if disabled (DCEv10)
  drm/amd/amdgpu: Fix indentation in dce_v11_0_crtc_do_set_base()
  drm/amd/amdgpu: Make afmt_init() cleanup if alloc fails (DCEv11)
  ...

1 files changed, 7 insertions, 1 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index 2139da773da6..612117478b57 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -62,6 +62,12 @@ static const char *amdgpu_asic_name[] = {
         "LAST",
 };
 
+#if defined(CONFIG_VGA_SWITCHEROO)
+bool amdgpu_has_atpx_dgpu_power_cntl(void);
+#else
+static inline bool amdgpu_has_atpx_dgpu_power_cntl(void) { return false; }
+#endif
+
 bool amdgpu_device_is_px(struct drm_device *dev)
 {
         struct amdgpu_device *adev = dev->dev_private;
@@ -1479,7 +1485,7 @@ int amdgpu_device_init(struct amdgpu_device *adev,
 
         if (amdgpu_runtime_pm == 1)
                 runtime = true;
-        if (amdgpu_device_is_px(ddev))
+        if (amdgpu_device_is_px(ddev) && amdgpu_has_atpx_dgpu_power_cntl())
                 runtime = true;
         vga_switcheroo_register_client(adev->pdev, &amdgpu_switcheroo_ops, runtime);
         if (runtime)