diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c index f9479e23de18..dc76d2b3ce52 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c @@ -581,7 +581,8 @@ int amdgpu_vm_flush(struct amdgpu_ring *ring, struct amdgpu_job *job, } dma_fence_put(fence); - if (ring->funcs->emit_gds_switch && gds_switch_needed) { + if (!ring->is_mes_queue && ring->funcs->emit_gds_switch && + gds_switch_needed) { id->gds_base = job->gds_base; id->gds_size = job->gds_size; id->gws_base = job->gws_base; @@ -678,6 +679,7 @@ int amdgpu_vm_update_pdes(struct amdgpu_device *adev, { struct amdgpu_vm_update_params params; struct amdgpu_vm_bo_base *entry; + bool flush_tlb_needed = false; int r, idx; if (list_empty(&vm->relocated)) @@ -696,6 +698,9 @@ int amdgpu_vm_update_pdes(struct amdgpu_device *adev, goto error; list_for_each_entry(entry, &vm->relocated, vm_status) { + /* vm_flush_needed after updating moved PDEs */ + flush_tlb_needed |= entry->moved; + r = amdgpu_vm_pde_update(¶ms, entry); if (r) goto error; @@ -705,6 +710,9 @@ int amdgpu_vm_update_pdes(struct amdgpu_device *adev, if (r) goto error; + if (flush_tlb_needed) + atomic64_inc(&vm->tlb_seq); + while (!list_empty(&vm->relocated)) { entry = list_first_entry(&vm->relocated, struct amdgpu_vm_bo_base, @@ -785,6 +793,11 @@ int amdgpu_vm_update_range(struct amdgpu_device *adev, struct amdgpu_vm *vm, flush_tlb |= adev->gmc.xgmi.num_physical_nodes && adev->ip_versions[GC_HWIP][0] == IP_VERSION(9, 4, 0); + /* + * On GFX8 and older any 8 PTE block with a valid bit set enters the TLB + */ + flush_tlb |= adev->ip_versions[GC_HWIP][0] < IP_VERSION(9, 0, 0); + memset(¶ms, 0, sizeof(params)); params.adev = adev; params.vm = vm; |