- case TIOCGSERIAL:
- dbg("%s - (%d) TIOCGSERIAL", __func__, port->number);
- return ti_get_serial_info(tport, (struct serial_struct __user *)arg);
- break;
-
- case TIOCSSERIAL:
- dbg("%s - (%d) TIOCSSERIAL", __func__, port->number);
- return ti_set_serial_info(tport, (struct serial_struct __user *)arg);
- break;
-
- case TIOCMIWAIT:
- dbg("%s - (%d) TIOCMIWAIT", __func__, port->number);
- cprev = tport->tp_icount;
- while (1) {
- interruptible_sleep_on(&tport->tp_msr_wait);
- if (signal_pending(current))
- return -ERESTARTSYS;
- cnow = tport->tp_icount;
- if (cnow.rng == cprev.rng && cnow.dsr == cprev.dsr &&
- cnow.dcd == cprev.dcd && cnow.cts == cprev.cts)
- return -EIO; /* no change => error */
- if (((arg & TIOCM_RNG) && (cnow.rng != cprev.rng)) ||
- ((arg & TIOCM_DSR) && (cnow.dsr != cprev.dsr)) ||
- ((arg & TIOCM_CD) && (cnow.dcd != cprev.dcd)) ||
- ((arg & TIOCM_CTS) && (cnow.cts != cprev.cts)) ) {
- return 0;
- }
- cprev = cnow;
- }
- break;
-
- case TIOCGICOUNT:
- dbg("%s - (%d) TIOCGICOUNT RX=%d, TX=%d", __func__, port->number, tport->tp_icount.rx, tport->tp_icount.tx);
- if (copy_to_user((void __user *)arg, &tport->tp_icount, sizeof(tport->tp_icount)))
- return -EFAULT;
- return 0;
+ case TIOCGSERIAL:
+ dbg("%s - (%d) TIOCGSERIAL", __func__, port->number);
+ return ti_get_serial_info(tport,
+ (struct serial_struct __user *)arg);
+ case TIOCSSERIAL:
+ dbg("%s - (%d) TIOCSSERIAL", __func__, port->number);
+ return ti_set_serial_info(tport,
+ (struct serial_struct __user *)arg);
+ case TIOCMIWAIT:
+ dbg("%s - (%d) TIOCMIWAIT", __func__, port->number);
+ cprev = tport->tp_icount;
+ while (1) {
+ interruptible_sleep_on(&tport->tp_msr_wait);
+ if (signal_pending(current))
+ return -ERESTARTSYS;
+ cnow = tport->tp_icount;
+ if (cnow.rng == cprev.rng && cnow.dsr == cprev.dsr &&
+ cnow.dcd == cprev.dcd && cnow.cts == cprev.cts)
+ return -EIO; /* no change => error */
+ if (((arg & TIOCM_RNG) && (cnow.rng != cprev.rng)) ||
+ ((arg & TIOCM_DSR) && (cnow.dsr != cprev.dsr)) ||
+ ((arg & TIOCM_CD) && (cnow.dcd != cprev.dcd)) ||
+ ((arg & TIOCM_CTS) && (cnow.cts != cprev.cts)))
+ return 0;
+ cprev = cnow;
+ }
+ break;
+ case TIOCGICOUNT:
+ dbg("%s - (%d) TIOCGICOUNT RX=%d, TX=%d",
+ __func__, port->number,
+ tport->tp_icount.rx, tport->tp_icount.tx);
+ if (copy_to_user((void __user *)arg, &tport->tp_icount,
+ sizeof(tport->tp_icount)))
+ return -EFAULT;
+ return 0;