Lines Matching refs:status
295 * zs_tx_empty() -- get the transmitter empty status
309 u8 status;
312 status = read_zsreg(zport, R1);
315 return status & ALL_SNT ? TIOCSER_TEMT : 0;
542 unsigned int avail, status;
554 status = read_zsreg(zport, R1) & (Rx_OVR | FRM_ERR | PAR_ERR);
565 status |= zport->tty_break;
566 if (unlikely(status &
571 if (status & (Rx_OVR | FRM_ERR | PAR_ERR)) {
577 if (status & (Rx_SYS | Rx_BRK)) {
580 if (status & Rx_SYS)
582 } else if (status & FRM_ERR)
584 else if (status & PAR_ERR)
586 if (status & Rx_OVR)
589 status &= uport->read_status_mask;
590 if (status & Rx_BRK)
592 else if (status & FRM_ERR)
594 else if (status & PAR_ERR)
601 uart_insert_char(uport, status, Rx_OVR, ch, flag);
651 u8 status, brk;
655 /* Get status from Read Register 0. */
656 status = read_zsreg(zport, R0);
659 brk = status & BRK_ABRT;
692 /* Clear the status condition... */
706 irqreturn_t status = IRQ_NONE;
711 * NOTE: The read register 3, which holds the irq status,
713 * the status value itself must be read from the A
742 status = IRQ_HANDLED;
745 return status;