Commit a22f760a authored by Jack Xiao's avatar Jack Xiao Committed by Alex Deucher
Browse files

drm/amdgpu/mes: map ctx metadata for mes self test 



Map ctx metadata for mes self test.

Signed-off-by: default avatarJack Xiao <Jack.Xiao@amd.com>
Acked-by: default avatarChristian König <christian.koenig@amd.com>
Reviewed-by: default avatarHawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 712ce872

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

+37 −0
Original line number Diff line number Diff line
@@ -882,3 +882,40 @@ void amdgpu_mes_ctx_free_meta_data(struct amdgpu_mes_ctx_data *ctx_data) 
	if (ctx_data->meta_data_obj)

		amdgpu_bo_free_kernel(&ctx_data->meta_data_obj, NULL, NULL);

}



static int amdgpu_mes_test_map_ctx_meta_data(struct amdgpu_device *adev,

				     struct amdgpu_vm *vm,

				     struct amdgpu_mes_ctx_data *ctx_data)

{

	struct amdgpu_bo_va *meta_data_va = NULL;

	uint64_t meta_data_addr = AMDGPU_VA_RESERVED_SIZE;

	int r;



	r = amdgpu_map_static_csa(adev, vm, ctx_data->meta_data_obj,

				  &meta_data_va, meta_data_addr,

				  sizeof(struct amdgpu_mes_ctx_meta_data));

	if (r)

		return r;



	r = amdgpu_vm_bo_update(adev, meta_data_va, false);

	if (r)

		goto error;



	r = amdgpu_vm_update_pdes(adev, vm, false);

	if (r)

		goto error;



	dma_fence_wait(vm->last_update, false);

	dma_fence_wait(meta_data_va->last_pt_update, false);



	ctx_data->meta_data_gpu_addr = meta_data_addr;

	ctx_data->meta_data_va = meta_data_va;



	return 0;



error:

	BUG_ON(amdgpu_bo_reserve(ctx_data->meta_data_obj, true));

	amdgpu_vm_bo_rmv(adev, meta_data_va);

	amdgpu_bo_unreserve(ctx_data->meta_data_obj);

	return r;

}