optee_supp_thrd_req
u32 optee_supp_thrd_req(struct tee_context *ctx, u32 func, size_t num_params,
arg->ret = optee_supp_thrd_req(ctx, arg->cmd, arg->num_params, params);
ret = optee_supp_thrd_req(ctx, OPTEE_RPC_CMD_SHM_ALLOC, 1, ¶m);
optee_supp_thrd_req(ctx, OPTEE_RPC_CMD_SHM_FREE, 1, ¶m);