#define AX25_6PACK_HEADER_LEN 0
-static void sp_start_tx_timer(struct sixpack *);
static void sixpack_decode(struct sixpack *, unsigned char[], int);
static int encode_sixpack(unsigned char *, unsigned char *, int, unsigned char);
/*
- * perform the persistence/slottime algorithm for CSMA access. If the
+ * Perform the persistence/slottime algorithm for CSMA access. If the
* persistence check was successful, write the data to the serial driver.
* Note that in case of DAMA operation, the data is not sent here.
*/
static void sp_xmit_on_air(unsigned long channel)
{
struct sixpack *sp = (struct sixpack *) channel;
- int actual;
+ int actual, when = sp->slottime;
static unsigned char random;
random = random * 17 + 41;
sp->tty->driver->write(sp->tty, &sp->led_state, 1);
sp->status2 = 0;
} else
- sp_start_tx_timer(sp);
+ mod_timer(&sp->tx_t, jiffies + ((when + 1) * HZ) / 100);
}
/* ----> 6pack timer interrupt handler and friends. <---- */
-static void sp_start_tx_timer(struct sixpack *sp)
-{
- int when = sp->slottime;
-
- del_timer(&sp->tx_t);
- sp->tx_t.data = (unsigned long) sp;
- sp->tx_t.function = sp_xmit_on_air;
- sp->tx_t.expires = jiffies + ((when + 1) * HZ) / 100;
- add_timer(&sp->tx_t);
-}
/* Encapsulate one AX.25 frame and stuff into a TTY queue. */
static void sp_encaps(struct sixpack *sp, unsigned char *icp, int len)
sp->xleft = count;
sp->xhead = sp->xbuff;
sp->status2 = count;
- if (sp->duplex == 0)
- sp_start_tx_timer(sp);
+ sp_xmit_on_air((unsigned long)sp);
}
return;
{
#ifdef CONFIG_INET
if (type != htons(ETH_P_AX25))
- return ax25_encapsulate(skb, dev, type, daddr, saddr, len);
+ return ax25_hard_header(skb, dev, type, daddr, saddr, len);
#endif
return 0;
}
{
struct sockaddr_ax25 *sa = addr;
- if (sa->sax25_family != AF_AX25)
- return -EINVAL;
-
- if (!sa->sax25_ndigis)
- return -EINVAL;
-
spin_lock_irq(&dev->xmit_lock);
memcpy(dev->dev_addr, &sa->sax25_call, AX25_ADDR_LEN);
spin_unlock_irq(&dev->xmit_lock);
netif_start_queue(dev);
init_timer(&sp->tx_t);
+ sp->tx_t.function = sp_xmit_on_air;
+ sp->tx_t.data = (unsigned long) sp;
+
init_timer(&sp->resync_t);
spin_unlock_bh(&sp->lock);