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Commit b02f5ad6 authored by Alan Cox's avatar Alan Cox Committed by Linus Torvalds
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istallion: use tty_port 

Switch istallion to use the new tty_port structure
Signed-off-by: default avatarAlan Cox <alan@redhat.com>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent f1d03228
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Showing with 59 additions and 63 deletions
drivers/char/istallion.c
View file @ b02f5ad6
...@@ -735,8 +735,8 @@ static void stli_cleanup_ports(struct stlibrd *brdp) ...@@ -735,8 +735,8 @@ static void stli_cleanup_ports(struct stlibrd *brdp)
for (j = 0; j < STL_MAXPORTS; j++) { for (j = 0; j < STL_MAXPORTS; j++) {
portp = brdp->ports[j]; portp = brdp->ports[j];
if (portp != NULL) { if (portp != NULL) {
if (portp->tty != NULL) if (portp->port.tty != NULL)
tty_hangup(portp->tty); tty_hangup(portp->port.tty);
kfree(portp); kfree(portp);
} }
} }
...@@ -811,9 +811,9 @@ static int stli_open(struct tty_struct *tty, struct file *filp) ...@@ -811,9 +811,9 @@ static int stli_open(struct tty_struct *tty, struct file *filp)
* The sleep here does not need interrupt protection since the wakeup * The sleep here does not need interrupt protection since the wakeup
* for it is done with the same context. * for it is done with the same context.
*/ */
if (portp->flags & ASYNC_CLOSING) { if (portp->port.flags & ASYNC_CLOSING) {
interruptible_sleep_on(&portp->close_wait); interruptible_sleep_on(&portp->port.close_wait);
if (portp->flags & ASYNC_HUP_NOTIFY) if (portp->port.flags & ASYNC_HUP_NOTIFY)
return -EAGAIN; return -EAGAIN;
return -ERESTARTSYS; return -ERESTARTSYS;
} }
...@@ -824,7 +824,7 @@ static int stli_open(struct tty_struct *tty, struct file *filp) ...@@ -824,7 +824,7 @@ static int stli_open(struct tty_struct *tty, struct file *filp)
* requires several commands to the board we will need to wait for any * requires several commands to the board we will need to wait for any
* other open that is already initializing the port. * other open that is already initializing the port.
*/ */
portp->tty = tty; portp->port.tty = tty;
tty->driver_data = portp; tty->driver_data = portp;
portp->refcount++; portp->refcount++;
...@@ -833,10 +833,10 @@ static int stli_open(struct tty_struct *tty, struct file *filp) ...@@ -833,10 +833,10 @@ static int stli_open(struct tty_struct *tty, struct file *filp)
if (signal_pending(current)) if (signal_pending(current))
return -ERESTARTSYS; return -ERESTARTSYS;
if ((portp->flags & ASYNC_INITIALIZED) == 0) { if ((portp->port.flags & ASYNC_INITIALIZED) == 0) {
set_bit(ST_INITIALIZING, &portp->state); set_bit(ST_INITIALIZING, &portp->state);
if ((rc = stli_initopen(brdp, portp)) >= 0) { if ((rc = stli_initopen(brdp, portp)) >= 0) {
portp->flags |= ASYNC_INITIALIZED; portp->port.flags |= ASYNC_INITIALIZED;
clear_bit(TTY_IO_ERROR, &tty->flags); clear_bit(TTY_IO_ERROR, &tty->flags);
} }
clear_bit(ST_INITIALIZING, &portp->state); clear_bit(ST_INITIALIZING, &portp->state);
...@@ -851,9 +851,9 @@ static int stli_open(struct tty_struct *tty, struct file *filp) ...@@ -851,9 +851,9 @@ static int stli_open(struct tty_struct *tty, struct file *filp)
* The sleep here does not need interrupt protection since the wakeup * The sleep here does not need interrupt protection since the wakeup
* for it is done with the same context. * for it is done with the same context.
*/ */
if (portp->flags & ASYNC_CLOSING) { if (portp->port.flags & ASYNC_CLOSING) {
interruptible_sleep_on(&portp->close_wait); interruptible_sleep_on(&portp->port.close_wait);
if (portp->flags & ASYNC_HUP_NOTIFY) if (portp->port.flags & ASYNC_HUP_NOTIFY)
return -EAGAIN; return -EAGAIN;
return -ERESTARTSYS; return -ERESTARTSYS;
} }
...@@ -867,7 +867,7 @@ static int stli_open(struct tty_struct *tty, struct file *filp) ...@@ -867,7 +867,7 @@ static int stli_open(struct tty_struct *tty, struct file *filp)
if ((rc = stli_waitcarrier(brdp, portp, filp)) != 0) if ((rc = stli_waitcarrier(brdp, portp, filp)) != 0)
return rc; return rc;
} }
portp->flags |= ASYNC_NORMAL_ACTIVE; portp->port.flags |= ASYNC_NORMAL_ACTIVE;
return 0; return 0;
} }
...@@ -895,7 +895,7 @@ static void stli_close(struct tty_struct *tty, struct file *filp) ...@@ -895,7 +895,7 @@ static void stli_close(struct tty_struct *tty, struct file *filp)
return; return;
} }
portp->flags |= ASYNC_CLOSING; portp->port.flags |= ASYNC_CLOSING;
/* /*
* May want to wait for data to drain before closing. The BUSY flag * May want to wait for data to drain before closing. The BUSY flag
...@@ -911,7 +911,7 @@ static void stli_close(struct tty_struct *tty, struct file *filp) ...@@ -911,7 +911,7 @@ static void stli_close(struct tty_struct *tty, struct file *filp)
if (portp->closing_wait != ASYNC_CLOSING_WAIT_NONE) if (portp->closing_wait != ASYNC_CLOSING_WAIT_NONE)
tty_wait_until_sent(tty, portp->closing_wait); tty_wait_until_sent(tty, portp->closing_wait);
portp->flags &= ~ASYNC_INITIALIZED; portp->port.flags &= ~ASYNC_INITIALIZED;
brdp = stli_brds[portp->brdnr]; brdp = stli_brds[portp->brdnr];
stli_rawclose(brdp, portp, 0, 0); stli_rawclose(brdp, portp, 0, 0);
if (tty->termios->c_cflag & HUPCL) { if (tty->termios->c_cflag & HUPCL) {
...@@ -931,16 +931,16 @@ static void stli_close(struct tty_struct *tty, struct file *filp) ...@@ -931,16 +931,16 @@ static void stli_close(struct tty_struct *tty, struct file *filp)
stli_flushbuffer(tty); stli_flushbuffer(tty);
tty->closing = 0; tty->closing = 0;
portp->tty = NULL; portp->port.tty = NULL;
if (portp->openwaitcnt) { if (portp->openwaitcnt) {
if (portp->close_delay) if (portp->close_delay)
msleep_interruptible(jiffies_to_msecs(portp->close_delay)); msleep_interruptible(jiffies_to_msecs(portp->close_delay));
wake_up_interruptible(&portp->open_wait); wake_up_interruptible(&portp->port.open_wait);
} }
portp->flags &= ~(ASYNC_NORMAL_ACTIVE|ASYNC_CLOSING); portp->port.flags &= ~(ASYNC_NORMAL_ACTIVE|ASYNC_CLOSING);
wake_up_interruptible(&portp->close_wait); wake_up_interruptible(&portp->port.close_wait);
} }
/*****************************************************************************/ /*****************************************************************************/
...@@ -970,7 +970,7 @@ static int stli_initopen(struct stlibrd *brdp, struct stliport *portp) ...@@ -970,7 +970,7 @@ static int stli_initopen(struct stlibrd *brdp, struct stliport *portp)
sizeof(asynotify_t), 0)) < 0) sizeof(asynotify_t), 0)) < 0)
return rc; return rc;
tty = portp->tty; tty = portp->port.tty;
if (tty == NULL) if (tty == NULL)
return -ENODEV; return -ENODEV;
stli_mkasyport(portp, &aport, tty->termios); stli_mkasyport(portp, &aport, tty->termios);
...@@ -1169,7 +1169,7 @@ static int stli_setport(struct stliport *portp) ...@@ -1169,7 +1169,7 @@ static int stli_setport(struct stliport *portp)
if (portp == NULL) if (portp == NULL)
return -ENODEV; return -ENODEV;
if (portp->tty == NULL) if (portp->port.tty == NULL)
return -ENODEV; return -ENODEV;
if (portp->brdnr >= stli_nrbrds) if (portp->brdnr >= stli_nrbrds)
return -ENODEV; return -ENODEV;
...@@ -1177,7 +1177,7 @@ static int stli_setport(struct stliport *portp) ...@@ -1177,7 +1177,7 @@ static int stli_setport(struct stliport *portp)
if (brdp == NULL) if (brdp == NULL)
return -ENODEV; return -ENODEV;
stli_mkasyport(portp, &aport, portp->tty->termios); stli_mkasyport(portp, &aport, portp->port.tty->termios);
return(stli_cmdwait(brdp, portp, A_SETPORT, &aport, sizeof(asyport_t), 0)); return(stli_cmdwait(brdp, portp, A_SETPORT, &aport, sizeof(asyport_t), 0));
} }
...@@ -1196,7 +1196,7 @@ static int stli_waitcarrier(struct stlibrd *brdp, struct stliport *portp, struct ...@@ -1196,7 +1196,7 @@ static int stli_waitcarrier(struct stlibrd *brdp, struct stliport *portp, struct
rc = 0; rc = 0;
doclocal = 0; doclocal = 0;
if (portp->tty->termios->c_cflag & CLOCAL) if (portp->port.tty->termios->c_cflag & CLOCAL)
doclocal++; doclocal++;
spin_lock_irqsave(&stli_lock, flags); spin_lock_irqsave(&stli_lock, flags);
...@@ -1211,14 +1211,14 @@ static int stli_waitcarrier(struct stlibrd *brdp, struct stliport *portp, struct ...@@ -1211,14 +1211,14 @@ static int stli_waitcarrier(struct stlibrd *brdp, struct stliport *portp, struct
&portp->asig, sizeof(asysigs_t), 0)) < 0) &portp->asig, sizeof(asysigs_t), 0)) < 0)
break; break;
if (tty_hung_up_p(filp) || if (tty_hung_up_p(filp) ||
((portp->flags & ASYNC_INITIALIZED) == 0)) { ((portp->port.flags & ASYNC_INITIALIZED) == 0)) {
if (portp->flags & ASYNC_HUP_NOTIFY) if (portp->port.flags & ASYNC_HUP_NOTIFY)
rc = -EBUSY; rc = -EBUSY;
else else
rc = -ERESTARTSYS; rc = -ERESTARTSYS;
break; break;
} }
if (((portp->flags & ASYNC_CLOSING) == 0) && if (((portp->port.flags & ASYNC_CLOSING) == 0) &&
(doclocal || (portp->sigs & TIOCM_CD))) { (doclocal || (portp->sigs & TIOCM_CD))) {
break; break;
} }
...@@ -1226,7 +1226,7 @@ static int stli_waitcarrier(struct stlibrd *brdp, struct stliport *portp, struct ...@@ -1226,7 +1226,7 @@ static int stli_waitcarrier(struct stlibrd *brdp, struct stliport *portp, struct
rc = -ERESTARTSYS; rc = -ERESTARTSYS;
break; break;
} }
interruptible_sleep_on(&portp->open_wait); interruptible_sleep_on(&portp->port.open_wait);
} }
spin_lock_irqsave(&stli_lock, flags); spin_lock_irqsave(&stli_lock, flags);
...@@ -1548,7 +1548,7 @@ static int stli_getserial(struct stliport *portp, struct serial_struct __user *s ...@@ -1548,7 +1548,7 @@ static int stli_getserial(struct stliport *portp, struct serial_struct __user *s
sio.type = PORT_UNKNOWN; sio.type = PORT_UNKNOWN;
sio.line = portp->portnr; sio.line = portp->portnr;
sio.irq = 0; sio.irq = 0;
sio.flags = portp->flags; sio.flags = portp->port.flags;
sio.baud_base = portp->baud_base; sio.baud_base = portp->baud_base;
sio.close_delay = portp->close_delay; sio.close_delay = portp->close_delay;
sio.closing_wait = portp->closing_wait; sio.closing_wait = portp->closing_wait;
...@@ -1583,11 +1583,11 @@ static int stli_setserial(struct stliport *portp, struct serial_struct __user *s ...@@ -1583,11 +1583,11 @@ static int stli_setserial(struct stliport *portp, struct serial_struct __user *s
if ((sio.baud_base != portp->baud_base) || if ((sio.baud_base != portp->baud_base) ||
(sio.close_delay != portp->close_delay) || (sio.close_delay != portp->close_delay) ||
((sio.flags & ~ASYNC_USR_MASK) != ((sio.flags & ~ASYNC_USR_MASK) !=
(portp->flags & ~ASYNC_USR_MASK))) (portp->port.flags & ~ASYNC_USR_MASK)))
return -EPERM; return -EPERM;
} }
portp->flags = (portp->flags & ~ASYNC_USR_MASK) | portp->port.flags = (portp->port.flags & ~ASYNC_USR_MASK) |
(sio.flags & ASYNC_USR_MASK); (sio.flags & ASYNC_USR_MASK);
portp->baud_base = sio.baud_base; portp->baud_base = sio.baud_base;
portp->close_delay = sio.close_delay; portp->close_delay = sio.close_delay;
...@@ -1751,7 +1751,7 @@ static void stli_settermios(struct tty_struct *tty, struct ktermios *old) ...@@ -1751,7 +1751,7 @@ static void stli_settermios(struct tty_struct *tty, struct ktermios *old)
if ((old->c_cflag & CRTSCTS) && ((tiosp->c_cflag & CRTSCTS) == 0)) if ((old->c_cflag & CRTSCTS) && ((tiosp->c_cflag & CRTSCTS) == 0))
tty->hw_stopped = 0; tty->hw_stopped = 0;
if (((old->c_cflag & CLOCAL) == 0) && (tiosp->c_cflag & CLOCAL)) if (((old->c_cflag & CLOCAL) == 0) && (tiosp->c_cflag & CLOCAL))
wake_up_interruptible(&portp->open_wait); wake_up_interruptible(&portp->port.open_wait);
} }
/*****************************************************************************/ /*****************************************************************************/
...@@ -1834,7 +1834,7 @@ static void stli_hangup(struct tty_struct *tty) ...@@ -1834,7 +1834,7 @@ static void stli_hangup(struct tty_struct *tty)
if (brdp == NULL) if (brdp == NULL)
return; return;
portp->flags &= ~ASYNC_INITIALIZED; portp->port.flags &= ~ASYNC_INITIALIZED;
if (!test_bit(ST_CLOSING, &portp->state)) if (!test_bit(ST_CLOSING, &portp->state))
stli_rawclose(brdp, portp, 0, 0); stli_rawclose(brdp, portp, 0, 0);
...@@ -1855,12 +1855,12 @@ static void stli_hangup(struct tty_struct *tty) ...@@ -1855,12 +1855,12 @@ static void stli_hangup(struct tty_struct *tty)
clear_bit(ST_TXBUSY, &portp->state); clear_bit(ST_TXBUSY, &portp->state);
clear_bit(ST_RXSTOP, &portp->state); clear_bit(ST_RXSTOP, &portp->state);
set_bit(TTY_IO_ERROR, &tty->flags); set_bit(TTY_IO_ERROR, &tty->flags);
portp->tty = NULL; portp->port.tty = NULL;
portp->flags &= ~ASYNC_NORMAL_ACTIVE; portp->port.flags &= ~ASYNC_NORMAL_ACTIVE;
portp->refcount = 0; portp->refcount = 0;
spin_unlock_irqrestore(&stli_lock, flags); spin_unlock_irqrestore(&stli_lock, flags);
wake_up_interruptible(&portp->open_wait); wake_up_interruptible(&portp->port.open_wait);
} }
/*****************************************************************************/ /*****************************************************************************/
...@@ -2188,7 +2188,7 @@ static void stli_read(struct stlibrd *brdp, struct stliport *portp) ...@@ -2188,7 +2188,7 @@ static void stli_read(struct stlibrd *brdp, struct stliport *portp)
if (test_bit(ST_RXSTOP, &portp->state)) if (test_bit(ST_RXSTOP, &portp->state))
return; return;
tty = portp->tty; tty = portp->port.tty;
if (tty == NULL) if (tty == NULL)
return; return;
...@@ -2362,7 +2362,7 @@ static int stli_hostcmd(struct stlibrd *brdp, struct stliport *portp) ...@@ -2362,7 +2362,7 @@ static int stli_hostcmd(struct stlibrd *brdp, struct stliport *portp)
if (ap->notify) { if (ap->notify) {
nt = ap->changed; nt = ap->changed;
ap->notify = 0; ap->notify = 0;
tty = portp->tty; tty = portp->port.tty;
if (nt.signal & SG_DCD) { if (nt.signal & SG_DCD) {
oldsigs = portp->sigs; oldsigs = portp->sigs;
...@@ -2370,10 +2370,10 @@ static int stli_hostcmd(struct stlibrd *brdp, struct stliport *portp) ...@@ -2370,10 +2370,10 @@ static int stli_hostcmd(struct stlibrd *brdp, struct stliport *portp)
clear_bit(ST_GETSIGS, &portp->state); clear_bit(ST_GETSIGS, &portp->state);
if ((portp->sigs & TIOCM_CD) && if ((portp->sigs & TIOCM_CD) &&
((oldsigs & TIOCM_CD) == 0)) ((oldsigs & TIOCM_CD) == 0))
wake_up_interruptible(&portp->open_wait); wake_up_interruptible(&portp->port.open_wait);
if ((oldsigs & TIOCM_CD) && if ((oldsigs & TIOCM_CD) &&
((portp->sigs & TIOCM_CD) == 0)) { ((portp->sigs & TIOCM_CD) == 0)) {
if (portp->flags & ASYNC_CHECK_CD) { if (portp->port.flags & ASYNC_CHECK_CD) {
if (tty) if (tty)
tty_hangup(tty); tty_hangup(tty);
} }
...@@ -2392,7 +2392,7 @@ static int stli_hostcmd(struct stlibrd *brdp, struct stliport *portp) ...@@ -2392,7 +2392,7 @@ static int stli_hostcmd(struct stlibrd *brdp, struct stliport *portp)
if ((nt.data & DT_RXBREAK) && (portp->rxmarkmsk & BRKINT)) { if ((nt.data & DT_RXBREAK) && (portp->rxmarkmsk & BRKINT)) {
if (tty != NULL) { if (tty != NULL) {
tty_insert_flip_char(tty, 0, TTY_BREAK); tty_insert_flip_char(tty, 0, TTY_BREAK);
if (portp->flags & ASYNC_SAK) { if (portp->port.flags & ASYNC_SAK) {
do_SAK(tty); do_SAK(tty);
EBRDENABLE(brdp); EBRDENABLE(brdp);
} }
...@@ -2542,17 +2542,17 @@ static void stli_mkasyport(struct stliport *portp, asyport_t *pp, struct ktermio ...@@ -2542,17 +2542,17 @@ static void stli_mkasyport(struct stliport *portp, asyport_t *pp, struct ktermio
/* /*
* Start of by setting the baud, char size, parity and stop bit info. * Start of by setting the baud, char size, parity and stop bit info.
*/ */
pp->baudout = tty_get_baud_rate(portp->tty); pp->baudout = tty_get_baud_rate(portp->port.tty);
if ((tiosp->c_cflag & CBAUD) == B38400) { if ((tiosp->c_cflag & CBAUD) == B38400) {
if ((portp->flags & ASYNC_SPD_MASK) == ASYNC_SPD_HI) if ((portp->port.flags & ASYNC_SPD_MASK) == ASYNC_SPD_HI)
pp->baudout = 57600; pp->baudout = 57600;
else if ((portp->flags & ASYNC_SPD_MASK) == ASYNC_SPD_VHI) else if ((portp->port.flags & ASYNC_SPD_MASK) == ASYNC_SPD_VHI)
pp->baudout = 115200; pp->baudout = 115200;
else if ((portp->flags & ASYNC_SPD_MASK) == ASYNC_SPD_SHI) else if ((portp->port.flags & ASYNC_SPD_MASK) == ASYNC_SPD_SHI)
pp->baudout = 230400; pp->baudout = 230400;
else if ((portp->flags & ASYNC_SPD_MASK) == ASYNC_SPD_WARP) else if ((portp->port.flags & ASYNC_SPD_MASK) == ASYNC_SPD_WARP)
pp->baudout = 460800; pp->baudout = 460800;
else if ((portp->flags & ASYNC_SPD_MASK) == ASYNC_SPD_CUST) else if ((portp->port.flags & ASYNC_SPD_MASK) == ASYNC_SPD_CUST)
pp->baudout = (portp->baud_base / portp->custom_divisor); pp->baudout = (portp->baud_base / portp->custom_divisor);
} }
if (pp->baudout > STL_MAXBAUD) if (pp->baudout > STL_MAXBAUD)
...@@ -2625,9 +2625,9 @@ static void stli_mkasyport(struct stliport *portp, asyport_t *pp, struct ktermio ...@@ -2625,9 +2625,9 @@ static void stli_mkasyport(struct stliport *portp, asyport_t *pp, struct ktermio
* Set up clocal processing as required. * Set up clocal processing as required.
*/ */
if (tiosp->c_cflag & CLOCAL) if (tiosp->c_cflag & CLOCAL)
portp->flags &= ~ASYNC_CHECK_CD; portp->port.flags &= ~ASYNC_CHECK_CD;
else else
portp->flags |= ASYNC_CHECK_CD; portp->port.flags |= ASYNC_CHECK_CD;
/* /*
* Transfer any persistent flags into the asyport structure. * Transfer any persistent flags into the asyport structure.
...@@ -2703,8 +2703,8 @@ static int stli_initports(struct stlibrd *brdp) ...@@ -2703,8 +2703,8 @@ static int stli_initports(struct stlibrd *brdp)
portp->baud_base = STL_BAUDBASE; portp->baud_base = STL_BAUDBASE;
portp->close_delay = STL_CLOSEDELAY; portp->close_delay = STL_CLOSEDELAY;
portp->closing_wait = 30 * HZ; portp->closing_wait = 30 * HZ;
init_waitqueue_head(&portp->open_wait); init_waitqueue_head(&portp->port.open_wait);
init_waitqueue_head(&portp->close_wait); init_waitqueue_head(&portp->port.close_wait);
init_waitqueue_head(&portp->raw_wait); init_waitqueue_head(&portp->raw_wait);
panelport++; panelport++;
if (panelport >= brdp->panels[panelnr]) { if (panelport >= brdp->panels[panelnr]) {
...@@ -4246,18 +4246,18 @@ static int stli_portcmdstats(struct stliport *portp) ...@@ -4246,18 +4246,18 @@ static int stli_portcmdstats(struct stliport *portp)
stli_comstats.panel = portp->panelnr; stli_comstats.panel = portp->panelnr;
stli_comstats.port = portp->portnr; stli_comstats.port = portp->portnr;
stli_comstats.state = portp->state; stli_comstats.state = portp->state;
stli_comstats.flags = portp->flags; stli_comstats.flags = portp->port.flag;
spin_lock_irqsave(&brd_lock, flags); spin_lock_irqsave(&brd_lock, flags);
if (portp->tty != NULL) { if (portp->port.tty != NULL) {
if (portp->tty->driver_data == portp) { if (portp->port.tty->driver_data == portp) {
stli_comstats.ttystate = portp->tty->flags; stli_comstats.ttystate = portp->port.tty->flags;
stli_comstats.rxbuffered = -1; stli_comstats.rxbuffered = -1;
if (portp->tty->termios != NULL) { if (portp->port.tty->termios != NULL) {
stli_comstats.cflags = portp->tty->termios->c_cflag; stli_comstats.cflags = portp->port.tty->termios->c_cflag;
stli_comstats.iflags = portp->tty->termios->c_iflag; stli_comstats.iflags = portp->port.tty->termios->c_iflag;
stli_comstats.oflags = portp->tty->termios->c_oflag; stli_comstats.oflags = portp->port.tty->termios->c_oflag;
stli_comstats.lflags = portp->tty->termios->c_lflag; stli_comstats.lflags = portp->port.tty->termios->c_lflag;
} }
} }
} }
......
include/linux/istallion.h
View file @ b02f5ad6
...@@ -51,25 +51,21 @@ ...@@ -51,25 +51,21 @@
*/ */
struct stliport { struct stliport {
unsigned long magic; unsigned long magic;
struct tty_port port;
unsigned int portnr; unsigned int portnr;
unsigned int panelnr; unsigned int panelnr;
unsigned int brdnr; unsigned int brdnr;
unsigned long state; unsigned long state;
unsigned int devnr; unsigned int devnr;
int flags;
int baud_base; int baud_base;
int custom_divisor; int custom_divisor;
int close_delay; int close_delay;
int closing_wait; int closing_wait;
int refcount;
int openwaitcnt; int openwaitcnt;
int rc; int rc;
int argsize; int argsize;
void *argp; void *argp;
unsigned int rxmarkmsk; unsigned int rxmarkmsk;
struct tty_struct *tty;
wait_queue_head_t open_wait;
wait_queue_head_t close_wait;
wait_queue_head_t raw_wait; wait_queue_head_t raw_wait;
struct asysigs asig; struct asysigs asig;
unsigned long addr; unsigned long addr;
......
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