drm/amdgpu: add amdgpu_vm_update_func

Add helper to call the update function for both BO and shadow.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Reviewed-by: Junwei Zhang <Jerry.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
index 92c34e4..e793a78 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
@@ -1113,6 +1113,22 @@ static int amdgpu_vm_wait_pd(struct amdgpu_device *adev, struct amdgpu_vm *vm,
        return r;
 }
 
+/**
+ * amdgpu_vm_update_func - helper to call update function
+ *
+ * Calls the update function for both the given BO as well as its shadow.
+ */
+static void amdgpu_vm_update_func(struct amdgpu_pte_update_params *params,
+                                 struct amdgpu_bo *bo,
+                                 uint64_t pe, uint64_t addr,
+                                 unsigned count, uint32_t incr,
+                                 uint64_t flags)
+{
+       if (bo->shadow)
+               params->func(params, bo->shadow, pe, addr, count, incr, flags);
+       params->func(params, bo, pe, addr, count, incr, flags);
+}
+
 /*
  * amdgpu_vm_update_pde - update a single level in the hierarchy
  *
@@ -1142,9 +1158,7 @@ static void amdgpu_vm_update_pde(struct amdgpu_pte_update_params *params,
        level += params->adev->vm_manager.root_level;
        amdgpu_gmc_get_pde_for_bo(entry->base.bo, level, &pt, &flags);
        pde = (entry - parent->entries) * 8;
-       if (bo->shadow)
-               params->func(params, bo->shadow, pde, pt, 1, 0, flags);
-       params->func(params, bo, pde, pt, 1, 0, flags);
+       amdgpu_vm_update_func(params, bo, pde, pt, 1, 0, flags);
 }
 
 /*
@@ -1351,9 +1365,7 @@ static void amdgpu_vm_handle_huge_pages(struct amdgpu_pte_update_params *p,
        amdgpu_gmc_get_vm_pde(p->adev, AMDGPU_VM_PDB0, &dst, &flags);
 
        pde = (entry - parent->entries) * 8;
-       if (parent->base.bo->shadow)
-               p->func(p, parent->base.bo->shadow, pde, dst, 1, 0, flags);
-       p->func(p, parent->base.bo, pde, dst, 1, 0, flags);
+       amdgpu_vm_update_func(p, parent->base.bo, pde, dst, 1, 0, flags);
 }
 
 /**
@@ -1403,11 +1415,9 @@ static int amdgpu_vm_update_ptes(struct amdgpu_pte_update_params *params,
 
                pt = entry->base.bo;
                pe_start = (addr & mask) * 8;
-               if (pt->shadow)
-                       params->func(params, pt->shadow, pe_start, dst, nptes,
-                                    AMDGPU_GPU_PAGE_SIZE, flags);
-               params->func(params, pt, pe_start, dst, nptes,
-                            AMDGPU_GPU_PAGE_SIZE, flags);
+               amdgpu_vm_update_func(params, pt, pe_start, dst, nptes,
+                                     AMDGPU_GPU_PAGE_SIZE, flags);
+
        }
 
        return 0;