drm/amdgpu: use adev_to_drm macro for consistency (v2)

Use adev_to_drm() to get to the drm_device pointer.
Signed-off-by: Guchun Chen <guchun.chen@amd.com>
Reviewed-by: Luben Tuikov <luben.tuikov@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c

@@ -639,7 +639,7 @@ kfd_mem_attach_dmabuf(struct amdgpu_device *adev, struct kgd_mem *mem,
 		}
 	}
 
-	gobj = amdgpu_gem_prime_import(&adev->ddev, mem->dmabuf);
+	gobj = amdgpu_gem_prime_import(adev_to_drm(adev), mem->dmabuf);
 	if (IS_ERR(gobj))
 		return PTR_ERR(gobj);
 

drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c

@@ -2122,7 +2122,7 @@ static void amdgpu_ras_counte_dw(struct work_struct *work)
 	struct amdgpu_ras *con = container_of(work, struct amdgpu_ras,
 					      ras_counte_delay_work.work);
 	struct amdgpu_device *adev = con->adev;
-	struct drm_device *dev = &adev->ddev;
+	struct drm_device *dev = adev_to_drm(adev);
 	unsigned long ce_count, ue_count;
 	int res;