S_INPUT
case S_INPUT:
#define S_OUTPUT AFTER(S_INPUT)
case S_INPUT:
case S_INPUT:
case S_INPUT:
#define S_RX_MCAST AFTER(S_INPUT)
case S_INPUT: NSTAT(rx_data);
#define S_RX_UCAST AFTER(S_INPUT)
case S_INPUT: NSTAT(rx_data);