FLR_WAIT_INTERVAL
#define FLR_POLL_CNT (FLR_WAIT_USEC/FLR_WAIT_INTERVAL) /* 200 */
udelay(FLR_WAIT_INTERVAL);
poll_count-cur_cnt, FLR_WAIT_INTERVAL, regs->pN);
udelay(FLR_WAIT_INTERVAL);
poll_count-cur_cnt, FLR_WAIT_INTERVAL, regs->pN);
udelay(FLR_WAIT_INTERVAL);