diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 24 |
1 files changed, 16 insertions, 8 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c index cd1752b6afa9..6fc16eecf2dc 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c @@ -970,12 +970,16 @@ static void amdgpu_vm_handle_huge_pages(struct amdgpu_pte_update_params *p, amdgpu_gart_get_vm_pde(p->adev, AMDGPU_VM_PDB0, &dst, &flags); - if (parent->base.bo->shadow) { - pd_addr = amdgpu_bo_gpu_offset(parent->base.bo->shadow); - pde = pd_addr + (entry - parent->entries) * 8; - p->func(p, pde, dst, 1, 0, flags); + if (p->func == amdgpu_vm_cpu_set_ptes) { + pd_addr = (unsigned long)amdgpu_bo_kptr(parent->base.bo); + } else { + if (parent->base.bo->shadow) { + pd_addr = amdgpu_bo_gpu_offset(parent->base.bo->shadow); + pde = pd_addr + (entry - parent->entries) * 8; + p->func(p, pde, dst, 1, 0, flags); + } + pd_addr = amdgpu_bo_gpu_offset(parent->base.bo); } - pd_addr = amdgpu_bo_gpu_offset(parent->base.bo); pde = pd_addr + (entry - parent->entries) * 8; p->func(p, pde, dst, 1, 0, flags); } @@ -2478,17 +2482,21 @@ bool amdgpu_vm_pasid_fault_credit(struct amdgpu_device *adev, spin_lock(&adev->vm_manager.pasid_lock); vm = idr_find(&adev->vm_manager.pasid_idr, pasid); - spin_unlock(&adev->vm_manager.pasid_lock); - if (!vm) + if (!vm) { /* VM not found, can't track fault credit */ + spin_unlock(&adev->vm_manager.pasid_lock); return true; + } /* No lock needed. only accessed by IRQ handler */ - if (!vm->fault_credit) + if (!vm->fault_credit) { /* Too many faults in this VM */ + spin_unlock(&adev->vm_manager.pasid_lock); return false; + } vm->fault_credit--; + spin_unlock(&adev->vm_manager.pasid_lock); return true; } |