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staging: dgap: Fix trailing whitespace in dgap_tty.c 

This patch fixed "ERROR:trailing whitespace
found by checkpatch.pl within dgap_tty.c

Signed-off-by: Masanari Iida <standby24x7@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Masanari Iida 2013-12-19 01:20:26 +09:00 коммит произвёл Greg Kroah-Hartman
Родитель ebca68f69d
Коммит 258726b350
1 изменённых файлов: 87 добавлений и 87 удалений
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174
drivers/staging/dgap/dgap_tty.c
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@ -17,22 +17,22 @@
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
* *
* *
* NOTE TO LINUX KERNEL HACKERS: DO NOT REFORMAT THIS CODE! * NOTE TO LINUX KERNEL HACKERS: DO NOT REFORMAT THIS CODE!
* *
* This is shared code between Digi's CVS archive and the * This is shared code between Digi's CVS archive and the
* Linux Kernel sources. * Linux Kernel sources.
* Changing the source just for reformatting needlessly breaks * Changing the source just for reformatting needlessly breaks
* our CVS diff history. * our CVS diff history.
* *
* Send any bug fixes/changes to: Eng.Linux at digi dot com. * Send any bug fixes/changes to: Eng.Linux at digi dot com.
* Thank you. * Thank you.
*/ */
/************************************************************************ /************************************************************************
* *
* This file implements the tty driver functionality for the * This file implements the tty driver functionality for the
* FEP5 based product lines. * FEP5 based product lines.
* *
************************************************************************ ************************************************************************
* *
* $Id: dgap_tty.c,v 1.3 2011/06/23 12:11:31 markh Exp $ * $Id: dgap_tty.c,v 1.3 2011/06/23 12:11:31 markh Exp $
@ -155,7 +155,7 @@ static const struct tty_operations dgap_tty_ops = {
.flush_chars = dgap_tty_flush_chars, .flush_chars = dgap_tty_flush_chars,
.ioctl = dgap_tty_ioctl, .ioctl = dgap_tty_ioctl,
.set_termios = dgap_tty_set_termios, .set_termios = dgap_tty_set_termios,
.stop = dgap_tty_stop, .stop = dgap_tty_stop,
.start = dgap_tty_start, .start = dgap_tty_start,
.throttle = dgap_tty_throttle, .throttle = dgap_tty_throttle,
.unthrottle = dgap_tty_unthrottle, .unthrottle = dgap_tty_unthrottle,
@ -173,11 +173,11 @@ static const struct tty_operations dgap_tty_ops = {
/************************************************************************ /************************************************************************
* *
* TTY Initialization/Cleanup Functions * TTY Initialization/Cleanup Functions
* *
************************************************************************/ ************************************************************************/
/* /*
* dgap_tty_preinit() * dgap_tty_preinit()
* *
@ -187,7 +187,7 @@ int dgap_tty_preinit(void)
{ {
unsigned long flags; unsigned long flags;
DGAP_LOCK(dgap_global_lock, flags); DGAP_LOCK(dgap_global_lock, flags);
/* /*
* Allocate a buffer for doing the copy from user space to * Allocate a buffer for doing the copy from user space to
@ -202,7 +202,7 @@ int dgap_tty_preinit(void)
DPR_INIT(("unable to allocate tmp write buf")); DPR_INIT(("unable to allocate tmp write buf"));
return (-ENOMEM); return (-ENOMEM);
} }
DGAP_UNLOCK(dgap_global_lock, flags); DGAP_UNLOCK(dgap_global_lock, flags);
return(0); return(0);
} }
@ -226,8 +226,8 @@ int dgap_tty_register(struct board_t *brd)
brd->SerialDriver->name_base = 0; brd->SerialDriver->name_base = 0;
brd->SerialDriver->major = 0; brd->SerialDriver->major = 0;
brd->SerialDriver->minor_start = 0; brd->SerialDriver->minor_start = 0;
brd->SerialDriver->type = TTY_DRIVER_TYPE_SERIAL; brd->SerialDriver->type = TTY_DRIVER_TYPE_SERIAL;
brd->SerialDriver->subtype = SERIAL_TYPE_NORMAL; brd->SerialDriver->subtype = SERIAL_TYPE_NORMAL;
brd->SerialDriver->init_termios = DgapDefaultTermios; brd->SerialDriver->init_termios = DgapDefaultTermios;
brd->SerialDriver->driver_name = DRVSTR; brd->SerialDriver->driver_name = DRVSTR;
brd->SerialDriver->flags = (TTY_DRIVER_REAL_RAW | TTY_DRIVER_DYNAMIC_DEV | TTY_DRIVER_HARDWARE_BREAK); brd->SerialDriver->flags = (TTY_DRIVER_REAL_RAW | TTY_DRIVER_DYNAMIC_DEV | TTY_DRIVER_HARDWARE_BREAK);
@ -259,7 +259,7 @@ int dgap_tty_register(struct board_t *brd)
brd->PrintDriver->name_base = 0; brd->PrintDriver->name_base = 0;
brd->PrintDriver->major = 0; brd->PrintDriver->major = 0;
brd->PrintDriver->minor_start = 0; brd->PrintDriver->minor_start = 0;
brd->PrintDriver->type = TTY_DRIVER_TYPE_SERIAL; brd->PrintDriver->type = TTY_DRIVER_TYPE_SERIAL;
brd->PrintDriver->subtype = SERIAL_TYPE_NORMAL; brd->PrintDriver->subtype = SERIAL_TYPE_NORMAL;
brd->PrintDriver->init_termios = DgapDefaultTermios; brd->PrintDriver->init_termios = DgapDefaultTermios;
brd->PrintDriver->driver_name = DRVSTR; brd->PrintDriver->driver_name = DRVSTR;
@ -450,7 +450,7 @@ int dgap_tty_init(struct board_t *brd)
/* /*
* Set queue water marks, interrupt mask, * Set queue water marks, interrupt mask,
* and general tty parameters. * and general tty parameters.
*/ */
ch->ch_tlw = tlw = ch->ch_tsize >= 2000 ? ((ch->ch_tsize * 5) / 8) : ch->ch_tsize / 2; ch->ch_tlw = tlw = ch->ch_tsize >= 2000 ? ((ch->ch_tsize * 5) / 8) : ch->ch_tsize / 2;
@ -479,7 +479,7 @@ int dgap_tty_init(struct board_t *brd)
writew(0, &(ch->ch_bs->edelay)); writew(0, &(ch->ch_bs->edelay));
else else
writew(100, &(ch->ch_bs->edelay)); writew(100, &(ch->ch_bs->edelay));
writeb(1, &(ch->ch_bs->idata)); writeb(1, &(ch->ch_bs->idata));
} }
@ -506,7 +506,7 @@ void dgap_tty_post_uninit(void)
* dgap_tty_uninit() * dgap_tty_uninit()
* *
* Uninitialize the TTY portion of this driver. Free all memory and * Uninitialize the TTY portion of this driver. Free all memory and
* resources. * resources.
*/ */
void dgap_tty_uninit(struct board_t *brd) void dgap_tty_uninit(struct board_t *brd)
{ {
@ -611,7 +611,7 @@ static void dgap_sniff_nowait_nolock(struct channel_t *ch, uchar *text, uchar *b
if (n == 0) { if (n == 0) {
return; return;
} }
/* /*
* Copy as much data as will fit. * Copy as much data as will fit.
*/ */
@ -661,9 +661,9 @@ static void dgap_sniff_nowait_nolock(struct channel_t *ch, uchar *text, uchar *b
/*======================================================================= /*=======================================================================
* *
* dgap_input - Process received data. * dgap_input - Process received data.
* *
* ch - Pointer to channel structure. * ch - Pointer to channel structure.
* *
*=======================================================================*/ *=======================================================================*/
void dgap_input(struct channel_t *ch) void dgap_input(struct channel_t *ch)
@ -704,8 +704,8 @@ void dgap_input(struct channel_t *ch)
DGAP_LOCK(bd->bd_lock, lock_flags); DGAP_LOCK(bd->bd_lock, lock_flags);
DGAP_LOCK(ch->ch_lock, lock_flags2); DGAP_LOCK(ch->ch_lock, lock_flags2);
/* /*
* Figure the number of characters in the buffer. * Figure the number of characters in the buffer.
* Exit immediately if none. * Exit immediately if none.
*/ */
@ -775,13 +775,13 @@ void dgap_input(struct channel_t *ch)
len = min(len, (N_TTY_BUF_SIZE - 1)); len = min(len, (N_TTY_BUF_SIZE - 1));
ld = tty_ldisc_ref(tp); ld = tty_ldisc_ref(tp);
#ifdef TTY_DONT_FLIP #ifdef TTY_DONT_FLIP
/* /*
* If the DONT_FLIP flag is on, don't flush our buffer, and act * If the DONT_FLIP flag is on, don't flush our buffer, and act
* like the ld doesn't have any space to put the data right now. * like the ld doesn't have any space to put the data right now.
*/ */
if (test_bit(TTY_DONT_FLIP, &tp->flags)) if (test_bit(TTY_DONT_FLIP, &tp->flags))
len = 0; len = 0;
#endif #endif
@ -879,9 +879,9 @@ void dgap_input(struct channel_t *ch)
} }
/************************************************************************ /************************************************************************
* Determines when CARRIER changes state and takes appropriate * Determines when CARRIER changes state and takes appropriate
* action. * action.
************************************************************************/ ************************************************************************/
void dgap_carrier(struct channel_t *ch) void dgap_carrier(struct channel_t *ch)
{ {
@ -889,7 +889,7 @@ void dgap_carrier(struct channel_t *ch)
int virt_carrier = 0; int virt_carrier = 0;
int phys_carrier = 0; int phys_carrier = 0;
DPR_CARR(("dgap_carrier called...\n")); DPR_CARR(("dgap_carrier called...\n"));
if (!ch || ch->magic != DGAP_CHANNEL_MAGIC) if (!ch || ch->magic != DGAP_CHANNEL_MAGIC)
@ -917,11 +917,11 @@ void dgap_carrier(struct channel_t *ch)
if (ch->ch_digi.digi_flags & DIGI_FORCEDCD) { if (ch->ch_digi.digi_flags & DIGI_FORCEDCD) {
virt_carrier = 1; virt_carrier = 1;
} }
if (ch->ch_c_cflag & CLOCAL) { if (ch->ch_c_cflag & CLOCAL) {
virt_carrier = 1; virt_carrier = 1;
} }
DPR_CARR(("DCD: physical: %d virt: %d\n", phys_carrier, virt_carrier)); DPR_CARR(("DCD: physical: %d virt: %d\n", phys_carrier, virt_carrier));
@ -968,7 +968,7 @@ void dgap_carrier(struct channel_t *ch)
* "make pretend that carrier is there". * "make pretend that carrier is there".
*/ */
if ((virt_carrier == 0) && ((ch->ch_flags & CH_CD) != 0) && if ((virt_carrier == 0) && ((ch->ch_flags & CH_CD) != 0) &&
(phys_carrier == 0)) (phys_carrier == 0))
{ {
/* /*
@ -991,7 +991,7 @@ void dgap_carrier(struct channel_t *ch)
tty_hangup(ch->ch_tun.un_tty); tty_hangup(ch->ch_tun.un_tty);
} }
if (ch->ch_pun.un_open_count > 0) { if (ch->ch_pun.un_open_count > 0) {
DPR_CARR(("Sending pr hangup\n")); DPR_CARR(("Sending pr hangup\n"));
tty_hangup(ch->ch_pun.un_tty); tty_hangup(ch->ch_pun.un_tty);
} }
@ -1002,7 +1002,7 @@ void dgap_carrier(struct channel_t *ch)
*/ */
if (virt_carrier == 1) if (virt_carrier == 1)
ch->ch_flags |= CH_FCAR; ch->ch_flags |= CH_FCAR;
else else
ch->ch_flags &= ~CH_FCAR; ch->ch_flags &= ~CH_FCAR;
if (phys_carrier == 1) if (phys_carrier == 1)
@ -1013,9 +1013,9 @@ void dgap_carrier(struct channel_t *ch)
/************************************************************************ /************************************************************************
* *
* TTY Entry points and helper functions * TTY Entry points and helper functions
* *
************************************************************************/ ************************************************************************/
/* /*
@ -1165,7 +1165,7 @@ static int dgap_tty_open(struct tty_struct *tty, struct file *file)
*/ */
dgap_param(tty); dgap_param(tty);
/* /*
* follow protocol for opening port * follow protocol for opening port
*/ */
@ -1195,13 +1195,13 @@ static int dgap_tty_open(struct tty_struct *tty, struct file *file)
} }
/* /*
* dgap_block_til_ready() * dgap_block_til_ready()
* *
* Wait for DCD, if needed. * Wait for DCD, if needed.
*/ */
static int dgap_block_til_ready(struct tty_struct *tty, struct file *file, struct channel_t *ch) static int dgap_block_til_ready(struct tty_struct *tty, struct file *file, struct channel_t *ch)
{ {
int retval = 0; int retval = 0;
struct un_t *un = NULL; struct un_t *un = NULL;
ulong lock_flags; ulong lock_flags;
@ -1246,7 +1246,7 @@ static int dgap_block_til_ready(struct tty_struct *tty, struct file *file, struc
* If either unit is in the middle of the fragile part of close, * If either unit is in the middle of the fragile part of close,
* we just cannot touch the channel safely. * we just cannot touch the channel safely.
* Go back to sleep, knowing that when the channel can be * Go back to sleep, knowing that when the channel can be
* touched safely, the close routine will signal the * touched safely, the close routine will signal the
* ch_wait_flags to wake us back up. * ch_wait_flags to wake us back up.
*/ */
if (!((ch->ch_tun.un_flags | ch->ch_pun.un_flags) & UN_CLOSING)) { if (!((ch->ch_tun.un_flags | ch->ch_pun.un_flags) & UN_CLOSING)) {
@ -1354,7 +1354,7 @@ static int dgap_block_til_ready(struct tty_struct *tty, struct file *file, struc
* dgap_tty_hangup() * dgap_tty_hangup()
* *
* Hangup the port. Like a close, but don't wait for output to drain. * Hangup the port. Like a close, but don't wait for output to drain.
*/ */
static void dgap_tty_hangup(struct tty_struct *tty) static void dgap_tty_hangup(struct tty_struct *tty)
{ {
struct board_t *bd; struct board_t *bd;
@ -1436,7 +1436,7 @@ static void dgap_tty_close(struct tty_struct *tty, struct file *file)
*/ */
APR(("tty->count is 1, un open count is %d\n", un->un_open_count)); APR(("tty->count is 1, un open count is %d\n", un->un_open_count));
un->un_open_count = 1; un->un_open_count = 1;
} }
if (--un->un_open_count < 0) { if (--un->un_open_count < 0) {
APR(("bad serial port open count of %d\n", un->un_open_count)); APR(("bad serial port open count of %d\n", un->un_open_count));
@ -1497,7 +1497,7 @@ static void dgap_tty_close(struct tty_struct *tty, struct file *file)
dgap_cmdb( ch, SMODEM, 0, D_DTR(ch)|D_RTS(ch), 0 ); dgap_cmdb( ch, SMODEM, 0, D_DTR(ch)|D_RTS(ch), 0 );
/* /*
* Go to sleep to ensure RTS/DTR * Go to sleep to ensure RTS/DTR
* have been dropped for modems to see it. * have been dropped for modems to see it.
*/ */
if (ch->ch_close_delay) { if (ch->ch_close_delay) {
@ -1535,7 +1535,7 @@ static void dgap_tty_close(struct tty_struct *tty, struct file *file)
wake_up_interruptible(&un->un_flags_wait); wake_up_interruptible(&un->un_flags_wait);
DGAP_UNLOCK(ch->ch_lock, lock_flags); DGAP_UNLOCK(ch->ch_lock, lock_flags);
DPR_BASIC(("dgap_tty_close - complete\n")); DPR_BASIC(("dgap_tty_close - complete\n"));
} }
@ -1637,7 +1637,7 @@ static int dgap_tty_chars_in_buffer(struct tty_struct *tty)
} }
} }
DPR_WRITE(("dgap_tty_chars_in_buffer. Port: %x - %d (head: %d tail: %d tsize: %d)\n", DPR_WRITE(("dgap_tty_chars_in_buffer. Port: %x - %d (head: %d tail: %d tsize: %d)\n",
ch->ch_portnum, chars, thead, ttail, ch->ch_tsize)); ch->ch_portnum, chars, thead, ttail, ch->ch_tsize));
return(chars); return(chars);
} }
@ -1702,14 +1702,14 @@ static int dgap_wait_for_drain(struct tty_struct *tty)
} }
/* /*
* dgap_maxcps_room * dgap_maxcps_room
* *
* Reduces bytes_available to the max number of characters * Reduces bytes_available to the max number of characters
* that can be sent currently given the maxcps value, and * that can be sent currently given the maxcps value, and
* returns the new bytes_available. This only affects printer * returns the new bytes_available. This only affects printer
* output. * output.
*/ */
static int dgap_maxcps_room(struct tty_struct *tty, int bytes_available) static int dgap_maxcps_room(struct tty_struct *tty, int bytes_available)
{ {
struct channel_t *ch = NULL; struct channel_t *ch = NULL;
@ -1750,7 +1750,7 @@ static int dgap_maxcps_room(struct tty_struct *tty, int bytes_available)
} }
else { else {
/* no room in the buffer */ /* no room in the buffer */
cps_limit = 0; cps_limit = 0;
} }
bytes_available = min(cps_limit, bytes_available); bytes_available = min(cps_limit, bytes_available);
@ -1793,7 +1793,7 @@ static inline void dgap_set_firmware_event(struct un_t *un, unsigned int event)
* dgap_tty_write_room() * dgap_tty_write_room()
* *
* Return space available in Tx buffer * Return space available in Tx buffer
*/ */
static int dgap_tty_write_room(struct tty_struct *tty) static int dgap_tty_write_room(struct tty_struct *tty)
{ {
struct channel_t *ch = NULL; struct channel_t *ch = NULL;
@ -1831,7 +1831,7 @@ static int dgap_tty_write_room(struct tty_struct *tty)
ret = dgap_maxcps_room(tty, ret); ret = dgap_maxcps_room(tty, ret);
/* /*
* If we are printer device, leave space for * If we are printer device, leave space for
* possibly both the on and off strings. * possibly both the on and off strings.
*/ */
if (un->un_type == DGAP_PRINT) { if (un->un_type == DGAP_PRINT) {
@ -1856,7 +1856,7 @@ static int dgap_tty_write_room(struct tty_struct *tty)
*/ */
dgap_set_firmware_event(un, UN_LOW | UN_EMPTY); dgap_set_firmware_event(un, UN_LOW | UN_EMPTY);
DGAP_UNLOCK(ch->ch_lock, lock_flags); DGAP_UNLOCK(ch->ch_lock, lock_flags);
DPR_WRITE(("dgap_tty_write_room - %d tail: %d head: %d\n", ret, tail, head)); DPR_WRITE(("dgap_tty_write_room - %d tail: %d head: %d\n", ret, tail, head));
return(ret); return(ret);
@ -1867,7 +1867,7 @@ static int dgap_tty_write_room(struct tty_struct *tty)
* dgap_tty_put_char() * dgap_tty_put_char()
* *
* Put a character into ch->ch_buf * Put a character into ch->ch_buf
* *
* - used by the line discipline for OPOST processing * - used by the line discipline for OPOST processing
*/ */
static int dgap_tty_put_char(struct tty_struct *tty, unsigned char c) static int dgap_tty_put_char(struct tty_struct *tty, unsigned char c)
@ -2094,7 +2094,7 @@ static int dgap_tty_write(struct tty_struct *tty, const unsigned char *buf, int
if (from_user) { if (from_user) {
DGAP_UNLOCK(ch->ch_lock, lock_flags); DGAP_UNLOCK(ch->ch_lock, lock_flags);
up(&dgap_TmpWriteSem); up(&dgap_TmpWriteSem);
} }
else { else {
DGAP_UNLOCK(ch->ch_lock, lock_flags); DGAP_UNLOCK(ch->ch_lock, lock_flags);
} }
@ -2206,12 +2206,12 @@ static int dgap_tty_tiocmset(struct tty_struct *tty, struct file *file,
if (set & TIOCM_RTS) { if (set & TIOCM_RTS) {
ch->ch_mforce |= D_RTS(ch); ch->ch_mforce |= D_RTS(ch);
ch->ch_mval |= D_RTS(ch); ch->ch_mval |= D_RTS(ch);
} }
if (set & TIOCM_DTR) { if (set & TIOCM_DTR) {
ch->ch_mforce |= D_DTR(ch); ch->ch_mforce |= D_DTR(ch);
ch->ch_mval |= D_DTR(ch); ch->ch_mval |= D_DTR(ch);
} }
if (clear & TIOCM_RTS) { if (clear & TIOCM_RTS) {
ch->ch_mforce |= D_RTS(ch); ch->ch_mforce |= D_RTS(ch);
@ -2316,7 +2316,7 @@ static void dgap_tty_wait_until_sent(struct tty_struct *tty, int timeout)
/* /*
* dgap_send_xchar() * dgap_send_xchar()
* *
* send a high priority character, called by ld. * send a high priority character, called by ld.
*/ */
static void dgap_tty_send_xchar(struct tty_struct *tty, char c) static void dgap_tty_send_xchar(struct tty_struct *tty, char c)
@ -2529,7 +2529,7 @@ static int dgap_set_modem_info(struct tty_struct *tty, unsigned int command, uns
/* /*
* dgap_tty_digigeta() * dgap_tty_digigeta()
* *
* Ioctl to get the information for ditty. * Ioctl to get the information for ditty.
* *
@ -2571,7 +2571,7 @@ static int dgap_tty_digigeta(struct tty_struct *tty, struct digi_t __user *retin
/* /*
* dgap_tty_digiseta() * dgap_tty_digiseta()
* *
* Ioctl to set the information for ditty. * Ioctl to set the information for ditty.
* *
@ -2614,10 +2614,10 @@ static int dgap_tty_digiseta(struct tty_struct *tty, struct digi_t __user *new_i
memcpy(&ch->ch_digi, &new_digi, sizeof(struct digi_t)); memcpy(&ch->ch_digi, &new_digi, sizeof(struct digi_t));
if (ch->ch_digi.digi_maxcps < 1) if (ch->ch_digi.digi_maxcps < 1)
ch->ch_digi.digi_maxcps = 1; ch->ch_digi.digi_maxcps = 1;
if (ch->ch_digi.digi_maxcps > 10000) if (ch->ch_digi.digi_maxcps > 10000)
ch->ch_digi.digi_maxcps = 10000; ch->ch_digi.digi_maxcps = 10000;
if (ch->ch_digi.digi_bufsize < 10) if (ch->ch_digi.digi_bufsize < 10)
@ -2647,7 +2647,7 @@ static int dgap_tty_digiseta(struct tty_struct *tty, struct digi_t __user *new_i
/* /*
* dgap_tty_digigetedelay() * dgap_tty_digigetedelay()
* *
* Ioctl to get the current edelay setting. * Ioctl to get the current edelay setting.
* *
@ -2689,7 +2689,7 @@ static int dgap_tty_digigetedelay(struct tty_struct *tty, int __user *retinfo)
/* /*
* dgap_tty_digisetedelay() * dgap_tty_digisetedelay()
* *
* Ioctl to set the EDELAY setting * Ioctl to set the EDELAY setting
* *
@ -2783,7 +2783,7 @@ static int dgap_tty_digigetcustombaud(struct tty_struct *tty, int __user *retinf
/* /*
* dgap_tty_digisetcustombaud() * dgap_tty_digisetcustombaud()
* *
* Ioctl to set the custom baud rate setting * Ioctl to set the custom baud rate setting
*/ */
@ -2898,7 +2898,7 @@ static void dgap_tty_throttle(struct tty_struct *tty)
un = tty->driver_data; un = tty->driver_data;
if (!un || un->magic != DGAP_UNIT_MAGIC) if (!un || un->magic != DGAP_UNIT_MAGIC)
return; return;
ch = un->un_ch; ch = un->un_ch;
if (!ch || ch->magic != DGAP_CHANNEL_MAGIC) if (!ch || ch->magic != DGAP_CHANNEL_MAGIC)
return; return;
@ -2938,7 +2938,7 @@ static void dgap_tty_unthrottle(struct tty_struct *tty)
un = tty->driver_data; un = tty->driver_data;
if (!un || un->magic != DGAP_UNIT_MAGIC) if (!un || un->magic != DGAP_UNIT_MAGIC)
return; return;
ch = un->un_ch; ch = un->un_ch;
if (!ch || ch->magic != DGAP_CHANNEL_MAGIC) if (!ch || ch->magic != DGAP_CHANNEL_MAGIC)
return; return;
@ -2979,7 +2979,7 @@ static void dgap_tty_start(struct tty_struct *tty)
un = tty->driver_data; un = tty->driver_data;
if (!un || un->magic != DGAP_UNIT_MAGIC) if (!un || un->magic != DGAP_UNIT_MAGIC)
return; return;
ch = un->un_ch; ch = un->un_ch;
if (!ch || ch->magic != DGAP_CHANNEL_MAGIC) if (!ch || ch->magic != DGAP_CHANNEL_MAGIC)
return; return;
@ -3016,7 +3016,7 @@ static void dgap_tty_stop(struct tty_struct *tty)
un = tty->driver_data; un = tty->driver_data;
if (!un || un->magic != DGAP_UNIT_MAGIC) if (!un || un->magic != DGAP_UNIT_MAGIC)
return; return;
ch = un->un_ch; ch = un->un_ch;
if (!ch || ch->magic != DGAP_CHANNEL_MAGIC) if (!ch || ch->magic != DGAP_CHANNEL_MAGIC)
return; return;
@ -3039,7 +3039,7 @@ static void dgap_tty_stop(struct tty_struct *tty)
} }
/* /*
* dgap_tty_flush_chars() * dgap_tty_flush_chars()
* *
* Flush the cook buffer * Flush the cook buffer
@ -3066,7 +3066,7 @@ static void dgap_tty_flush_chars(struct tty_struct *tty)
un = tty->driver_data; un = tty->driver_data;
if (!un || un->magic != DGAP_UNIT_MAGIC) if (!un || un->magic != DGAP_UNIT_MAGIC)
return; return;
ch = un->un_ch; ch = un->un_ch;
if (!ch || ch->magic != DGAP_CHANNEL_MAGIC) if (!ch || ch->magic != DGAP_CHANNEL_MAGIC)
return; return;
@ -3092,7 +3092,7 @@ static void dgap_tty_flush_chars(struct tty_struct *tty)
/* /*
* dgap_tty_flush_buffer() * dgap_tty_flush_buffer()
* *
* Flush Tx buffer (make in == out) * Flush Tx buffer (make in == out)
*/ */
static void dgap_tty_flush_buffer(struct tty_struct *tty) static void dgap_tty_flush_buffer(struct tty_struct *tty)
@ -3110,7 +3110,7 @@ static void dgap_tty_flush_buffer(struct tty_struct *tty)
un = tty->driver_data; un = tty->driver_data;
if (!un || un->magic != DGAP_UNIT_MAGIC) if (!un || un->magic != DGAP_UNIT_MAGIC)
return; return;
ch = un->un_ch; ch = un->un_ch;
if (!ch || ch->magic != DGAP_CHANNEL_MAGIC) if (!ch || ch->magic != DGAP_CHANNEL_MAGIC)
return; return;
@ -3153,7 +3153,7 @@ static void dgap_tty_flush_buffer(struct tty_struct *tty)
* The IOCTL function and all of its helpers * The IOCTL function and all of its helpers
* *
*****************************************************************************/ *****************************************************************************/
/* /*
* dgap_tty_ioctl() * dgap_tty_ioctl()
* *
@ -3186,7 +3186,7 @@ static int dgap_tty_ioctl(struct tty_struct *tty, unsigned int cmd,
if (!bd || bd->magic != DGAP_BOARD_MAGIC) if (!bd || bd->magic != DGAP_BOARD_MAGIC)
return (-ENODEV); return (-ENODEV);
DPR_IOCTL(("dgap_tty_ioctl start on port %d - cmd %s (%x), arg %lx\n", DPR_IOCTL(("dgap_tty_ioctl start on port %d - cmd %s (%x), arg %lx\n",
ch->ch_portnum, dgap_ioctl_name(cmd), cmd, arg)); ch->ch_portnum, dgap_ioctl_name(cmd), cmd, arg));
DGAP_LOCK(bd->bd_lock, lock_flags); DGAP_LOCK(bd->bd_lock, lock_flags);
@ -3205,7 +3205,7 @@ static int dgap_tty_ioctl(struct tty_struct *tty, unsigned int cmd,
case TCSBRK: case TCSBRK:
/* /*
* TCSBRK is SVID version: non-zero arg --> no break * TCSBRK is SVID version: non-zero arg --> no break
* this behaviour is exploited by tcdrain(). * this behaviour is exploited by tcdrain().
* *
* According to POSIX.1 spec (7.2.2.1.2) breaks should be * According to POSIX.1 spec (7.2.2.1.2) breaks should be
@ -3236,7 +3236,7 @@ static int dgap_tty_ioctl(struct tty_struct *tty, unsigned int cmd,
DGAP_UNLOCK(ch->ch_lock, lock_flags2); DGAP_UNLOCK(ch->ch_lock, lock_flags2);
DGAP_UNLOCK(bd->bd_lock, lock_flags); DGAP_UNLOCK(bd->bd_lock, lock_flags);
DPR_IOCTL(("dgap_tty_ioctl finish on port %d - cmd %s (%x), arg %lx\n", DPR_IOCTL(("dgap_tty_ioctl finish on port %d - cmd %s (%x), arg %lx\n",
ch->ch_portnum, dgap_ioctl_name(cmd), cmd, arg)); ch->ch_portnum, dgap_ioctl_name(cmd), cmd, arg));
return(0); return(0);
@ -3270,7 +3270,7 @@ static int dgap_tty_ioctl(struct tty_struct *tty, unsigned int cmd,
DGAP_UNLOCK(ch->ch_lock, lock_flags2); DGAP_UNLOCK(ch->ch_lock, lock_flags2);
DGAP_UNLOCK(bd->bd_lock, lock_flags); DGAP_UNLOCK(bd->bd_lock, lock_flags);
DPR_IOCTL(("dgap_tty_ioctl finish on port %d - cmd %s (%x), arg %lx\n", DPR_IOCTL(("dgap_tty_ioctl finish on port %d - cmd %s (%x), arg %lx\n",
ch->ch_portnum, dgap_ioctl_name(cmd), cmd, arg)); ch->ch_portnum, dgap_ioctl_name(cmd), cmd, arg));
return(0); return(0);
@ -3303,11 +3303,11 @@ static int dgap_tty_ioctl(struct tty_struct *tty, unsigned int cmd,
DGAP_UNLOCK(ch->ch_lock, lock_flags2); DGAP_UNLOCK(ch->ch_lock, lock_flags2);
DGAP_UNLOCK(bd->bd_lock, lock_flags); DGAP_UNLOCK(bd->bd_lock, lock_flags);
DPR_IOCTL(("dgap_tty_ioctl finish on port %d - cmd %s (%x), arg %lx\n", DPR_IOCTL(("dgap_tty_ioctl finish on port %d - cmd %s (%x), arg %lx\n",
ch->ch_portnum, dgap_ioctl_name(cmd), cmd, arg)); ch->ch_portnum, dgap_ioctl_name(cmd), cmd, arg));
return 0; return 0;
case TIOCCBRK: case TIOCCBRK:
/* /*
* FEP5 doesn't support turning off a break unconditionally. * FEP5 doesn't support turning off a break unconditionally.
@ -3343,7 +3343,7 @@ static int dgap_tty_ioctl(struct tty_struct *tty, unsigned int cmd,
DGAP_UNLOCK(bd->bd_lock, lock_flags); DGAP_UNLOCK(bd->bd_lock, lock_flags);
return(0); return(0);
case TIOCMGET: case TIOCMGET:
DGAP_UNLOCK(ch->ch_lock, lock_flags2); DGAP_UNLOCK(ch->ch_lock, lock_flags2);
DGAP_UNLOCK(bd->bd_lock, lock_flags); DGAP_UNLOCK(bd->bd_lock, lock_flags);
@ -3359,8 +3359,8 @@ static int dgap_tty_ioctl(struct tty_struct *tty, unsigned int cmd,
/* /*
* Here are any additional ioctl's that we want to implement * Here are any additional ioctl's that we want to implement
*/ */
case TCFLSH: case TCFLSH:
/* /*
* The linux tty driver doesn't have a flush * The linux tty driver doesn't have a flush
* input routine for the driver, assuming all backed * input routine for the driver, assuming all backed
@ -3369,7 +3369,7 @@ static int dgap_tty_ioctl(struct tty_struct *tty, unsigned int cmd,
* act on the ioctl, but then lie and say we didn't * act on the ioctl, but then lie and say we didn't
* so the line discipline will process the flush * so the line discipline will process the flush
* also. * also.
*/ */
rc = tty_check_change(tty); rc = tty_check_change(tty);
if (rc) { if (rc) {
DGAP_UNLOCK(ch->ch_lock, lock_flags2); DGAP_UNLOCK(ch->ch_lock, lock_flags2);
@ -3407,13 +3407,13 @@ static int dgap_tty_ioctl(struct tty_struct *tty, unsigned int cmd,
tty_wakeup(tty); tty_wakeup(tty);
DGAP_LOCK(bd->bd_lock, lock_flags); DGAP_LOCK(bd->bd_lock, lock_flags);
DGAP_LOCK(ch->ch_lock, lock_flags2); DGAP_LOCK(ch->ch_lock, lock_flags2);
} }
/* pretend we didn't recognize this IOCTL */ /* pretend we didn't recognize this IOCTL */
DGAP_UNLOCK(ch->ch_lock, lock_flags2); DGAP_UNLOCK(ch->ch_lock, lock_flags2);
DGAP_UNLOCK(bd->bd_lock, lock_flags); DGAP_UNLOCK(bd->bd_lock, lock_flags);
DPR_IOCTL(("dgap_tty_ioctl (LINE:%d) finish on port %d - cmd %s (%x), arg %lx\n", DPR_IOCTL(("dgap_tty_ioctl (LINE:%d) finish on port %d - cmd %s (%x), arg %lx\n",
__LINE__, ch->ch_portnum, dgap_ioctl_name(cmd), cmd, arg)); __LINE__, ch->ch_portnum, dgap_ioctl_name(cmd), cmd, arg));
return(-ENOIOCTLCMD); return(-ENOIOCTLCMD);
@ -3445,7 +3445,7 @@ static int dgap_tty_ioctl(struct tty_struct *tty, unsigned int cmd,
return(-EINTR); return(-EINTR);
} }
DPR_IOCTL(("dgap_tty_ioctl finish on port %d - cmd %s (%x), arg %lx\n", DPR_IOCTL(("dgap_tty_ioctl finish on port %d - cmd %s (%x), arg %lx\n",
ch->ch_portnum, dgap_ioctl_name(cmd), cmd, arg)); ch->ch_portnum, dgap_ioctl_name(cmd), cmd, arg));
/* pretend we didn't recognize this */ /* pretend we didn't recognize this */
@ -3462,7 +3462,7 @@ static int dgap_tty_ioctl(struct tty_struct *tty, unsigned int cmd,
} }
/* pretend we didn't recognize this */ /* pretend we didn't recognize this */
return(-ENOIOCTLCMD); return(-ENOIOCTLCMD);
case TCXONC: case TCXONC:
/* /*
@ -3572,7 +3572,7 @@ static int dgap_tty_ioctl(struct tty_struct *tty, unsigned int cmd,
DGAP_UNLOCK(bd->bd_lock, lock_flags); DGAP_UNLOCK(bd->bd_lock, lock_flags);
DPR_IOCTL(("dgap_tty_ioctl - in default\n")); DPR_IOCTL(("dgap_tty_ioctl - in default\n"));
DPR_IOCTL(("dgap_tty_ioctl end - cmd %s (%x), arg %lx\n", DPR_IOCTL(("dgap_tty_ioctl end - cmd %s (%x), arg %lx\n",
dgap_ioctl_name(cmd), cmd, arg)); dgap_ioctl_name(cmd), cmd, arg));
return(-ENOIOCTLCMD); return(-ENOIOCTLCMD);