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yaml
---
r: 5754
b: refs/heads/master
c: c043817
h: refs/heads/master
v: v3
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Ralf Baechle DL5RB authored and Linus Torvalds committed Aug 10, 2005
1 parent 03c0e86 commit 445ab4e
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Showing 2 changed files with 5 additions and 17 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 48d28fd55e7fd349fb16a50244379b4da3a4943c
refs/heads/master: c0438174e8272d23fe43a5d3f23d777f5b412e87
20 changes: 4 additions & 16 deletions trunk/drivers/net/hamradio/6pack.c
Original file line number Diff line number Diff line change
Expand Up @@ -130,20 +130,19 @@ struct sixpack {

#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;
Expand All @@ -159,20 +158,10 @@ static void sp_xmit_on_air(unsigned long channel)
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)
Expand Down Expand Up @@ -243,8 +232,7 @@ 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;
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