A_TP_KEEP_INTVL
t3_write_reg(adap, A_TP_KEEP_INTVL, 75 SECONDS);
tp_tick_us * t4_read_reg(padap, A_TP_KEEP_INTVL);
reg == A_TP_KEEP_IDLE || reg == A_TP_KEEP_INTVL ||
t4_set_reg_field(sc, A_TP_KEEP_INTVL,
A_TP_KEEP_INTVL, sysctl_tp_timer, "LU",