A_TP_INT_CAUSE
t1_write_reg_4(tp->adapter, A_TP_INT_CAUSE, 0xffffffff);
cause = t1_read_reg_4(tp->adapter, A_TP_INT_CAUSE);
t1_write_reg_4(tp->adapter, A_TP_INT_CAUSE, cause);
if (t4_handle_intr_status(adapter, A_TP_INT_CAUSE, tp_intr_info))