int c;
int len;
struct tty_struct *tty;
+ char last;
if (info->online) {
if ((tty = info->tty)) {
if (info->mcr & UART_MCR_RTS) {
- c = TTY_FLIPBUF_SIZE - tty->flip.count;
len = skb->len
#ifdef CONFIG_ISDN_AUDIO
+ ISDN_AUDIO_SKB_DLECOUNT(skb)
#endif
;
+
+ c = tty_buffer_request_room(tty, len);
if (c >= len) {
#ifdef CONFIG_ISDN_AUDIO
- if (ISDN_AUDIO_SKB_DLECOUNT(skb))
- while (skb->len--) {
+ if (ISDN_AUDIO_SKB_DLECOUNT(skb)) {
+ int l = skb->len;
+ unsigned char *dp = skb->data;
+ while (--l) {
if (*skb->data == DLE)
tty_insert_flip_char(tty, DLE, 0);
- tty_insert_flip_char(tty, *skb->data++, 0);
+ tty_insert_flip_char(tty, *dp++, 0);
+ }
+ last = *dp;
} else {
#endif
- memcpy(tty->flip.char_buf_ptr,
- skb->data, len);
- tty->flip.count += len;
- tty->flip.char_buf_ptr += len;
- memset(tty->flip.flag_buf_ptr, 0, len);
- tty->flip.flag_buf_ptr += len;
+ if(len > 1)
+ tty_insert_flip_string(tty, skb->data, len - 1);
+ last = skb->data[len - 1];
#ifdef CONFIG_ISDN_AUDIO
}
#endif
if (info->emu.mdmreg[REG_CPPP] & BIT_CPPP)
- tty->flip.flag_buf_ptr[len - 1] = 0xff;
- schedule_delayed_work(&tty->flip.work, 1);
+ tty_insert_flip_char(tty, last, 0xFF);
+ else
+ tty_insert_flip_char(tty, last, TTY_NORMAL);
+ tty_flip_buffer_push(tty);
kfree_skb(skb);
return 1;
}
int resched = 0;
int midx;
int i;
- int c;
int r;
struct tty_struct *tty;
modem_info *info;
#endif
if ((tty = info->tty)) {
if (info->mcr & UART_MCR_RTS) {
- c = TTY_FLIPBUF_SIZE - tty->flip.count;
- if (c > 0) {
- r = isdn_readbchan(info->isdn_driver, info->isdn_channel,
- tty->flip.char_buf_ptr,
- tty->flip.flag_buf_ptr, c, NULL);
- /* CISCO AsyncPPP Hack */
- if (!(info->emu.mdmreg[REG_CPPP] & BIT_CPPP))
- memset(tty->flip.flag_buf_ptr, 0, r);
- tty->flip.count += r;
- tty->flip.flag_buf_ptr += r;
- tty->flip.char_buf_ptr += r;
- if (r)
- schedule_delayed_work(&tty->flip.work, 1);
- }
+ /* CISCO AsyncPPP Hack */
+ if (!(info->emu.mdmreg[REG_CPPP] & BIT_CPPP))
+ r = isdn_readbchan_tty(info->isdn_driver, info->isdn_channel, tty, 0);
+ else
+ r = isdn_readbchan_tty(info->isdn_driver, info->isdn_channel, tty, 1);
+ if (r)
+ tty_flip_buffer_push(tty);
} else
r = 1;
} else
}
#endif
#endif
- /* Try to deliver directly via tty-flip-buf if queue is empty */
+ /* Try to deliver directly via tty-buf if queue is empty */
spin_lock_irqsave(&info->readlock, flags);
if (skb_queue_empty(&dev->drv[di]->rpqueue[channel]))
if (isdn_tty_try_read(info, skb)) {
return 1;
}
-void
+static void
isdn_tty_cleanup_xmit(modem_info * info)
{
skb_queue_purge(&info->xmit_queue);
/* The next routine is called once from within timer-interrupt
* triggered within isdn_tty_modem_ncarrier(). It calls
* isdn_tty_modem_result() to stuff a "NO CARRIER" Message
- * into the tty's flip-buffer.
+ * into the tty's buffer.
*/
static void
isdn_tty_modem_do_ncarrier(unsigned long data)
/*
* return the usage calculated by si and layer 2 protocol
*/
-int
+static int
isdn_calc_usage(int si, int l2)
{
int usg = ISDN_USAGE_MODEM;
#endif
info->emu.vpar[4] = 0;
info->emu.vpar[5] = 8;
- if (info->dtmf_state) {
- kfree(info->dtmf_state);
- info->dtmf_state = NULL;
- }
- if (info->silence_state) {
- kfree(info->silence_state);
- info->silence_state = NULL;
- }
- if (info->adpcms) {
- kfree(info->adpcms);
- info->adpcms = NULL;
- }
- if (info->adpcmr) {
- kfree(info->adpcmr);
- info->adpcmr = NULL;
- }
+ kfree(info->dtmf_state);
+ info->dtmf_state = NULL;
+ kfree(info->silence_state);
+ info->silence_state = NULL;
+ kfree(info->adpcms);
+ info->adpcms = NULL;
+ kfree(info->adpcmr);
+ info->adpcmr = NULL;
#endif
if ((info->msr & UART_MSR_RI) &&
(info->emu.mdmreg[REG_RUNG] & BIT_RUNG))
total += c;
}
atomic_dec(&info->xmit_lock);
- if ((info->xmit_count) || (skb_queue_len(&info->xmit_queue))) {
+ if ((info->xmit_count) || !skb_queue_empty(&info->xmit_queue)) {
if (m->mdmreg[REG_DXMT] & BIT_DXMT) {
isdn_tty_senddown(info);
isdn_tty_tint(info);
if (isdn_tty_paranoia_check(info, tty->name, "isdn_tty_flush_chars"))
return;
- if ((info->xmit_count) || (skb_queue_len(&info->xmit_queue)))
+ if ((info->xmit_count) || !skb_queue_empty(&info->xmit_queue))
isdn_timer_ctrl(ISDN_TIMER_MODEMXMIT, 1);
}
#ifdef ISDN_DEBUG_MODEM_OPEN
printk(KERN_DEBUG "isdn_tty_close after info->count != 0\n");
#endif
+ module_put(info->owner);
return;
}
info->flags |= ISDN_ASYNC_CLOSING;
*/
timeout = jiffies + HZ;
while (!(info->lsr & UART_LSR_TEMT)) {
- set_current_state(TASK_INTERRUPTIBLE);
- schedule_timeout(20);
+ schedule_timeout_interruptible(20);
if (time_after(jiffies,timeout))
break;
}
u_long flags;
struct sk_buff *skb = NULL;
char *sp = NULL;
+ int l;
if (!msg) {
printk(KERN_WARNING "isdn_tty: Null-Message in isdn_tty_at_cout\n");
return;
}
+
+ l = strlen(msg);
+
spin_lock_irqsave(&info->readlock, flags);
tty = info->tty;
if ((info->flags & ISDN_ASYNC_CLOSING) || (!tty)) {
return;
}
- /* use queue instead of direct flip, if online and */
- /* data is in queue or flip buffer is full */
- if ((info->online) && (((tty->flip.count + strlen(msg)) >= TTY_FLIPBUF_SIZE) ||
- (!skb_queue_empty(&dev->drv[info->isdn_driver]->rpqueue[info->isdn_channel])))) {
- skb = alloc_skb(strlen(msg), GFP_ATOMIC);
+ /* use queue instead of direct, if online and */
+ /* data is in queue or buffer is full */
+ if (info->online && ((tty_buffer_request_room(tty, l) < l) ||
+ !skb_queue_empty(&dev->drv[info->isdn_driver]->rpqueue[info->isdn_channel]))) {
+ skb = alloc_skb(l, GFP_ATOMIC);
if (!skb) {
spin_unlock_irqrestore(&info->readlock, flags);
return;
}
- sp = skb_put(skb, strlen(msg));
+ sp = skb_put(skb, l);
#ifdef CONFIG_ISDN_AUDIO
ISDN_AUDIO_SKB_DLECOUNT(skb) = 0;
ISDN_AUDIO_SKB_LOCK(skb) = 0;
if (skb) {
*sp++ = c;
} else {
- if (tty->flip.count >= TTY_FLIPBUF_SIZE)
+ if(tty_insert_flip_char(tty, c, TTY_NORMAL) == 0)
break;
- tty_insert_flip_char(tty, c, 0);
}
}
if (skb) {
dev->drv[info->isdn_driver]->rcvcount[info->isdn_channel] += skb->len;
spin_unlock_irqrestore(&info->readlock, flags);
/* Schedule dequeuing */
- if ((dev->modempoll) && (info->rcvsched))
+ if (dev->modempoll && info->rcvsched)
isdn_timer_ctrl(ISDN_TIMER_MODEMREAD, 1);
} else {
spin_unlock_irqrestore(&info->readlock, flags);
- schedule_delayed_work(&tty->flip.work, 1);
+ tty_flip_buffer_push(tty);
}
}
p[0]++;
i = 0;
while (*p[0] && (strchr("0123456789,-*[]?;", *p[0])) &&
- (i < ISDN_LMSNLEN))
+ (i < ISDN_LMSNLEN - 1))
m->lmsn[i++] = *p[0]++;
m->lmsn[i] = '\0';
break;