-void smt_timer_poll(struct s_smc *smc);
-void ring_status_indication(struct s_smc *smc, u_long status);
-unsigned long smt_get_time(void);
-void smt_stat_counter(struct s_smc *smc, int stat);
-void cfm_state_change(struct s_smc *smc, int c_state);
-void ecm_state_change(struct s_smc *smc, int e_state);
-void pcm_state_change(struct s_smc *smc, int plc, int p_state);
-void rmt_state_change(struct s_smc *smc, int r_state);
-void drv_reset_indication(struct s_smc *smc);