static _INLINE_ void receive_chars(ser_info_t *info)
{
struct tty_struct *tty = info->tty;
- unsigned char ch, *cp;
+ unsigned char ch, flag, *cp;
/*int ignored = 0;*/
int i;
ushort status;
cp = (char *)bdp->buf;
status = bdp->status;
- /* Check to see if there is room in the tty buffer for
- * the characters in our BD buffer. If not, we exit
- * now, leaving the BD with the characters. We'll pick
- * them up again on the next receive interrupt (which could
- * be a timeout).
- */
- if ((tty->flip.count + i) >= TTY_FLIPBUF_SIZE)
- break;
-
while (i-- > 0) {
ch = *cp++;
- *tty->flip.char_buf_ptr = ch;
icount->rx++;
#ifdef SERIAL_DEBUG_INTR
printk("DR%02x:%02x...", ch, status);
#endif
- *tty->flip.flag_buf_ptr = 0;
+ flag = TTY_NORMAL;
+
if (status & (BD_SC_BR | BD_SC_FR |
BD_SC_PR | BD_SC_OV)) {
/*
if (info->flags & ASYNC_SAK)
do_SAK(tty);
} else if (status & BD_SC_PR)
- *tty->flip.flag_buf_ptr = TTY_PARITY;
+ flag = TTY_PARITY;
else if (status & BD_SC_FR)
- *tty->flip.flag_buf_ptr = TTY_FRAME;
- if (status & BD_SC_OV) {
- /*
- * Overrun is special, since it's
- * reported immediately, and doesn't
- * affect the current character
- */
- if (tty->flip.count < TTY_FLIPBUF_SIZE) {
- tty->flip.count++;
- tty->flip.flag_buf_ptr++;
- tty->flip.char_buf_ptr++;
- *tty->flip.flag_buf_ptr =
- TTY_OVERRUN;
- }
- }
+ flag = TTY_FRAME;
}
- if (tty->flip.count >= TTY_FLIPBUF_SIZE)
- break;
-
- tty->flip.flag_buf_ptr++;
- tty->flip.char_buf_ptr++;
- tty->flip.count++;
+ tty_insert_flip_char(tty, ch, flag);
+ if (status & BD_SC_OV)
+ /*
+ * Overrun is special, since it's
+ * reported immediately, and doesn't
+ * affect the current character
+ */
+ tty_insert_flip_char(tty, 0, TTY_OVERRUN);
}
/* This BD is ready to be used again. Clear status.
/* Check to see if there is room in the tty buffer for
* the break. If not, we exit now, losing the break. FIXME
*/
- if ((tty->flip.count + 1) >= TTY_FLIPBUF_SIZE)
- return;
- *(tty->flip.flag_buf_ptr++) = TTY_BREAK;
- *(tty->flip.char_buf_ptr++) = 0;
- tty->flip.count++;
-
+ tty_insert_flip_char(tty, 0, TTY_BREAK);
schedule_work(&tty->flip.work);
}
/*
* This routine sends a break character out the serial port.
*/
-static void send_break(ser_info_t *info, int duration)
+static void send_break(ser_info_t *info, unsigned int duration)
{
- set_current_state(TASK_INTERRUPTIBLE);
#ifdef SERIAL_DEBUG_SEND_BREAK
printk("rs_send_break(%d) jiff=%lu...", duration, jiffies);
#endif
begin_break(info);
- schedule_timeout(duration);
+ msleep_interruptible(duration);
end_break(info);
#ifdef SERIAL_DEBUG_SEND_BREAK
printk("done jiffies=%lu\n", jiffies);
if (signal_pending(current))
return -EINTR;
if (!arg) {
- send_break(info, HZ/4); /* 1/4 second */
+ send_break(info, 250); /* 1/4 second */
if (signal_pending(current))
return -EINTR;
}
tty_wait_until_sent(tty, 0);
if (signal_pending(current))
return -EINTR;
- send_break(info, arg ? arg*(HZ/10) : HZ/4);
+ send_break(info, arg ? arg*100 : 250);
if (signal_pending(current))
return -EINTR;
return 0;
.tiocmset = rs_360_tiocmset,
};
-/* int __init rs_360_init(void) */
-int rs_360_init(void)
+static int __init rs_360_init(void)
{
struct serial_state * state;
ser_info_t *info;
return 0;
}
-
-
-
-
+module_init(rs_360_init);
/* This must always be called before the rs_360_init() function, otherwise
* it blows away the port control information.