tunnel_reg_bw_granularity
tunnel->bw_granularity = tunnel_reg_bw_granularity(regs);
if (tunnel_reg_bw_granularity(regs) < 0) {
tunnel_reg_bw_granularity(regs)),
tunnel_reg_bw_granularity(regs)));
if (tunnel->bw_granularity != tunnel_reg_bw_granularity(regs)) {
DPTUN_BW_ARG(tunnel_reg_bw_granularity(regs)));