#include <linux/pci.h>
#include <linux/init.h>
#include <linux/bitops.h>
+#include <linux/completion.h>
#include <asm/system.h>
#include <asm/io.h>
struct tty_struct *tty;
int cflag;
wait_queue_head_t open_wait;
- wait_queue_head_t close_wait;
+ struct completion close_wait;
struct timer_list emptyTimer;
static int moxa_tiocmset(struct tty_struct *tty, struct file *file,
unsigned int set, unsigned int clear);
static void moxa_poll(unsigned long);
-static void moxa_set_tty_param(struct tty_struct *);
+static void moxa_set_tty_param(struct tty_struct *, struct ktermios *);
static int moxa_block_till_ready(struct tty_struct *, struct file *,
struct moxa_port *);
static void moxa_setup_empty_event(struct tty_struct *);
ch->closing_wait = 30 * HZ;
ch->cflag = B9600 | CS8 | CREAD | CLOCAL | HUPCL;
init_waitqueue_head(&ch->open_wait);
- init_waitqueue_head(&ch->close_wait);
+ init_completion(&ch->close_wait);
setup_timer(&ch->emptyTimer, moxa_check_xmit_empty,
(unsigned long)ch);
ch->tty = tty;
if (!(ch->asyncflags & ASYNC_INITIALIZED)) {
ch->statusflags = 0;
- moxa_set_tty_param(tty);
+ moxa_set_tty_param(tty, tty->termios);
MoxaPortLineCtrl(ch->port, 1, 1);
MoxaPortEnable(ch->port);
ch->asyncflags |= ASYNC_INITIALIZED;
wake_up_interruptible(&ch->open_wait);
}
ch->asyncflags &= ~(ASYNC_NORMAL_ACTIVE | ASYNC_CLOSING);
- wake_up_interruptible(&ch->close_wait);
+ complete_all(&ch->close_wait);
}
static int moxa_write(struct tty_struct *tty,
if (ch == NULL)
return;
- moxa_set_tty_param(tty);
+ moxa_set_tty_param(tty, old_termios);
if (!(old_termios->c_cflag & CLOCAL) &&
(tty->termios->c_cflag & CLOCAL))
wake_up_interruptible(&ch->open_wait);
/******************************************************************************/
-static void moxa_set_tty_param(struct tty_struct *tty)
+static void moxa_set_tty_param(struct tty_struct *tty, struct ktermios *old_termios)
{
register struct ktermios *ts;
struct moxa_port *ch;
- int rts, cts, txflow, rxflow, xany;
+ int rts, cts, txflow, rxflow, xany, baud;
ch = (struct moxa_port *) tty->driver_data;
ts = tty->termios;
rxflow = 1;
if (ts->c_iflag & IXANY)
xany = 1;
+
+ /* Clear the features we don't support */
+ ts->c_cflag &= ~CMSPAR;
MoxaPortFlowCtrl(ch->port, rts, cts, txflow, rxflow, xany);
- MoxaPortSetTermio(ch->port, ts, tty_get_baud_rate(tty));
+ baud = MoxaPortSetTermio(ch->port, ts, tty_get_baud_rate(tty));
+ if (baud == -1)
+ baud = tty_termios_baud_rate(old_termios);
+ /* Not put the baud rate into the termios data */
+ tty_encode_baud_rate(tty, baud, baud);
}
static int moxa_block_till_ready(struct tty_struct *tty, struct file *filp,
*/
if (tty_hung_up_p(filp) || (ch->asyncflags & ASYNC_CLOSING)) {
if (ch->asyncflags & ASYNC_CLOSING)
- interruptible_sleep_on(&ch->close_wait);
+ wait_for_completion_interruptible(&ch->close_wait);
#ifdef SERIAL_DO_RESTART
if (ch->asyncflags & ASYNC_HUP_NOTIFY)
return (-EAGAIN);
if (baud >= 921600L)
return (-1);
}
- MoxaPortSetBaud(port, baud);
+ baud = MoxaPortSetBaud(port, baud);
if (termio->c_iflag & (IXON | IXOFF | IXANY)) {
writeb(termio->c_cc[VSTART], ofsAddr + FuncArg);
moxa_wait_finish(ofsAddr);
}
- return (0);
+ return (baud);
}
int MoxaPortGetLineOut(int port, int *dtrState, int *rtsState)