diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c index d78bd9732543..5f7641d9f346 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c @@ -549,13 +549,17 @@ int amdgpu_gmc_allocate_vm_inv_eng(struct amdgpu_device *adev) /* reserve engine 5 for firmware */ if (adev->enable_mes) vm_inv_engs[i] &= ~(1 << 5); + /* reserve mmhub engine 3 for firmware */ + if (adev->enable_umsch_mm) + vm_inv_engs[i] &= ~(1 << 3); } for (i = 0; i < adev->num_rings; ++i) { ring = adev->rings[i]; vmhub = ring->vm_hub; - if (ring == &adev->mes.ring) + if (ring == &adev->mes.ring || + ring == &adev->umsch_mm.ring) continue; inv_eng = ffs(vm_inv_engs[vmhub]); |