#include <linux/config.h>
#include <linux/module.h>
-#include <linux/version.h>
#include <linux/autoconf.h>
#include <linux/errno.h>
#include <linux/signal.h>
#include <asm/system.h>
#include <asm/io.h>
#include <asm/irq.h>
-#include <asm/segment.h>
#include <asm/bitops.h>
#include <asm/uaccess.h>
#define UART_TYPE_NUM 2
-unsigned int Gmoxa_uart_id[UART_TYPE_NUM] = {
+static const unsigned int Gmoxa_uart_id[UART_TYPE_NUM] = {
MOXA_MUST_MU150_HWID,
MOXA_MUST_MU860_HWID
};
long max_baud;
};
-struct mxpciuart_info Gpci_uart_info[UART_INFO_NUM] = {
+static const struct mxpciuart_info Gpci_uart_info[UART_INFO_NUM] = {
{MOXA_OTHER_UART, 16, 16, 16, 14, 14, 1, 921600L},
{MOXA_MUST_MU150_HWID, 64, 64, 64, 48, 48, 16, 230400L},
{MOXA_MUST_MU860_HWID, 128, 128, 128, 96, 96, 32, 921600L}
.stop = mxser_stop,
.start = mxser_start,
.hangup = mxser_hangup,
+ .break_ctl = mxser_rs_break,
+ .wait_until_sent = mxser_wait_until_sent,
.tiocmget = mxser_tiocmget,
.tiocmset = mxser_tiocmset,
};
static void __exit mxser_module_exit(void)
{
- int i, err = 0;
+ int i, err;
if (verbose)
printk(KERN_DEBUG "Unloading module mxser ...\n");
- if ((err |= tty_unregister_driver(mxvar_sdriver)))
+ err = tty_unregister_driver(mxvar_sdriver);
+ if (!err)
+ put_tty_driver(mxvar_sdriver);
+ else
printk(KERN_ERR "Couldn't unregister MOXA Smartio/Industio family serial driver\n");
+
for (i = 0; i < MXSER_BOARDS; i++) {
struct pci_dev *pdev;
static int mxser_initbrd(int board, struct mxser_hwconf *hwconf)
{
struct mxser_struct *info;
- unsigned long flags;
int retval;
int i, n;
static int mxser_init(void)
{
int i, m, retval, b, n;
- int ret1;
struct pci_dev *pdev = NULL;
int index;
unsigned char busnum, devnum;
mxvar_sdriver->termios = mxvar_termios;
mxvar_sdriver->termios_locked = mxvar_termios_locked;
- mxvar_sdriver->open = mxser_open;
- mxvar_sdriver->close = mxser_close;
- mxvar_sdriver->write = mxser_write;
- mxvar_sdriver->put_char = mxser_put_char;
- mxvar_sdriver->flush_chars = mxser_flush_chars;
- mxvar_sdriver->write_room = mxser_write_room;
- mxvar_sdriver->chars_in_buffer = mxser_chars_in_buffer;
- mxvar_sdriver->flush_buffer = mxser_flush_buffer;
- mxvar_sdriver->ioctl = mxser_ioctl;
- mxvar_sdriver->throttle = mxser_throttle;
- mxvar_sdriver->unthrottle = mxser_unthrottle;
- mxvar_sdriver->set_termios = mxser_set_termios;
- mxvar_sdriver->stop = mxser_stop;
- mxvar_sdriver->start = mxser_start;
- mxvar_sdriver->hangup = mxser_hangup;
- mxvar_sdriver->break_ctl = mxser_rs_break;
- mxvar_sdriver->wait_until_sent = mxser_wait_until_sent;
-
mxvar_diagflag = 0;
memset(mxvar_table, 0, MXSER_PORTS * sizeof(struct mxser_struct));
memset(&mxvar_log, 0, sizeof(struct mxser_log));
/* start finding PCI board here */
#ifdef CONFIG_PCI
- n = (sizeof(mxser_pcibrds) / sizeof(mxser_pcibrds[0])) - 1;
+ n = ARRAY_SIZE(mxser_pcibrds) - 1;
index = 0;
b = 0;
while (b < n) {
}
#endif
- ret1 = 0;
- if (!(ret1 = tty_register_driver(mxvar_sdriver))) {
- return 0;
- } else
+ retval = tty_register_driver(mxvar_sdriver);
+ if (retval) {
printk(KERN_ERR "Couldn't install MOXA Smartio/Industio family driver !\n");
+ put_tty_driver(mxvar_sdriver);
-
- if (ret1) {
for (i = 0; i < MXSER_BOARDS; i++) {
if (mxsercfg[i].board_type == -1)
continue;
//todo: release io, vector
}
}
- return -1;
+ return retval;
}
- return (0);
+ return 0;
}
static void mxser_do_softint(void *private_)
struct mxser_struct *info;
int retval, line;
+ /* initialize driver_data in case something fails */
+ tty->driver_data = NULL;
+
line = tty->index;
if (line == MXSER_PORTS)
return 0;
if (tty->index == MXSER_PORTS)
return;
if (!info)
- BUG();
+ return;
spin_lock_irqsave(&info->slock, flags);
*/
timeout = jiffies + HZ;
while (!(inb(info->base + UART_LSR) & UART_LSR_TEMT)) {
- set_current_state(TASK_INTERRUPTIBLE);
- schedule_timeout(5);
+ schedule_timeout_interruptible(5);
if (time_after(jiffies, timeout))
break;
}
info->event = 0;
info->tty = NULL;
if (info->blocked_open) {
- if (info->close_delay) {
- set_current_state(TASK_INTERRUPTIBLE);
- schedule_timeout(info->close_delay);
- }
+ if (info->close_delay)
+ schedule_timeout_interruptible(info->close_delay);
wake_up_interruptible(&info->open_wait);
}
#ifdef SERIAL_DEBUG_RS_WAIT_UNTIL_SENT
printk("lsr = %d (jiff=%lu)...", lsr, jiffies);
#endif
- set_current_state(TASK_INTERRUPTIBLE);
- schedule_timeout(char_time);
+ schedule_timeout_interruptible(char_time);
if (signal_pending(current))
break;
if (timeout && time_after(jiffies, orig_jiffies + timeout))
unsigned char ch, gdl;
int ignored = 0;
int cnt = 0;
- unsigned char *cp;
- char *fp;
- int count;
int recv_room;
int max = 256;
unsigned long flags;
spin_lock_irqsave(&info->slock, flags);
- recv_room = tty->ldisc.receive_room(tty);
+ recv_room = tty->receive_room;
if ((recv_room == 0) && (!info->ldisc_stop_rx)) {
//mxser_throttle(tty);
mxser_stoprx(tty);
//return;
}
- cp = tty->flip.char_buf;
- fp = tty->flip.flag_buf;
- count = 0;
-
// following add by Victor Yu. 09-02-2002
if (info->IsMoxaMustChipFlag != MOXA_OTHER_UART) {
}
while (gdl--) {
ch = inb(info->base + UART_RX);
- count++;
- *cp++ = ch;
- *fp++ = 0;
+ tty_insert_flip_char(tty, ch, 0);
cnt++;
/*
- if((count>=HI_WATER) && (info->stop_rx==0)){
+ if((cnt>=HI_WATER) && (info->stop_rx==0)){
mxser_stoprx(tty);
info->stop_rx=1;
break;
if (max-- < 0)
break;
/*
- if((count>=HI_WATER) && (info->stop_rx==0)){
+ if((cnt>=HI_WATER) && (info->stop_rx==0)){
mxser_stoprx(tty);
info->stop_rx=1;
break;
if (++ignored > 100)
break;
} else {
- count++;
+ char flag = 0;
if (*status & UART_LSR_SPECIAL) {
if (*status & UART_LSR_BI) {
- *fp++ = TTY_BREAK;
+ flag = TTY_BREAK;
/* added by casper 1/11/2000 */
info->icount.brk++;
-
/* */
if (info->flags & ASYNC_SAK)
do_SAK(tty);
} else if (*status & UART_LSR_PE) {
- *fp++ = TTY_PARITY;
+ flag = TTY_PARITY;
/* added by casper 1/11/2000 */
info->icount.parity++;
/* */
} else if (*status & UART_LSR_FE) {
- *fp++ = TTY_FRAME;
+ flag = TTY_FRAME;
/* added by casper 1/11/2000 */
info->icount.frame++;
/* */
} else if (*status & UART_LSR_OE) {
- *fp++ = TTY_OVERRUN;
+ flag = TTY_OVERRUN;
/* added by casper 1/11/2000 */
info->icount.overrun++;
/* */
- } else
- *fp++ = 0;
- } else
- *fp++ = 0;
- *cp++ = ch;
+ }
+ }
+ tty_insert_flip_char(tty, ch, flag);
cnt++;
if (cnt >= recv_room) {
if (!info->ldisc_stop_rx) {
// above add by Victor Yu. 09-02-2002
} while (*status & UART_LSR_DR);
- end_intr: // add by Victor Yu. 09-02-2002
+end_intr: // add by Victor Yu. 09-02-2002
mxvar_log.rxcnt[info->port] += cnt;
info->mon_data.rxcnt += cnt;
info->mon_data.up_rxcnt += cnt;
spin_unlock_irqrestore(&info->slock, flags);
-
+
tty_flip_buffer_push(tty);
}
outb(0x00, port + 4);
}
-// added by James 03-05-2004.
-// for secure device server:
-// stat = 1, the port8 DTR is set to ON.
-// stat = 0, the port8 DTR is set to OFF.
-void SDS_PORT8_DTR(int stat)
-{
- int _sds_oldmcr;
- _sds_oldmcr = inb(mxvar_table[7].base + UART_MCR); // get old MCR
- if (stat == 1) {
- outb(_sds_oldmcr | 0x01, mxvar_table[7].base + UART_MCR); // set DTR ON
- }
- if (stat == 0) {
- outb(_sds_oldmcr & 0xfe, mxvar_table[7].base + UART_MCR); // set DTR OFF
- }
- return;
-}
-
module_init(mxser_module_init);
module_exit(mxser_module_exit);