static void mpc_cache_check(unsigned long checking_time)
{
struct mpoa_client *mpc = mpcs;
static unsigned long previous_resolving_check_time;
static unsigned long previous_refresh_time;
while (mpc != NULL) {
mpc->in_ops->clear_count(mpc);
mpc->eg_ops->clear_expired(mpc);
if (checking_time - previous_resolving_check_time >
mpc->parameters.mpc_p4 * HZ) {
mpc->in_ops->check_resolving(mpc);
previous_resolving_check_time = checking_time;
}
if (checking_time - previous_refresh_time >
mpc->parameters.mpc_p5 * HZ) {
mpc->in_ops->refresh(mpc);
previous_refresh_time = checking_time;
}
mpc = mpc->next;
}
mpc_timer_refresh();
return;
}
int atm_mpoa_mpoad_attach (struct atm_vcc *vcc, int arg)
{
struct mpoa_client *mpc;
struct lec_priv *priv;
if (mpcs == NULL) {
init_timer(&mpc_timer);
mpc_timer_refresh();
/* This lets us now how our LECs are doing */
register_netdevice_notifier(&mpoa_notifier);
}
mpc = find_mpc_by_itfnum(arg);
if (mpc == NULL) {
dprintk("mpoa: mpoad_attach: allocating new mpc for itf %d\n", arg);
mpc = alloc_mpc();
if (mpc == NULL)
return -ENOMEM;
mpc->dev_num = arg;
mpc->dev = find_lec_by_itfnum(arg); /* NULL if there was no lec */
}
if (mpc->mpoad_vcc) {
printk("mpoa: mpoad_attach: mpoad is already present for itf %d\n", arg);
return -EADDRINUSE;
}
if (mpc->dev) { /* check if the lec is LANE2 capable */
priv = (struct lec_priv *)mpc->dev->priv;
if (priv->lane_version < 2) {
dev_put(mpc->dev);
mpc->dev = NULL;
} else
priv->lane2_ops->associate_indicator = lane2_assoc_ind;
}
mpc->mpoad_vcc = vcc;
vcc->dev = &mpc_dev;
vcc_insert_socket(vcc->sk);
set_bit(ATM_VF_META,&vcc->flags);
set_bit(ATM_VF_READY,&vcc->flags);
if (mpc->dev) {
char empty[ATM_ESA_LEN];
memset(empty, 0, ATM_ESA_LEN);
start_mpc(mpc, mpc->dev);
/* set address if mpcd e.g. gets killed and restarted.
* If we do not do it now we have to wait for the next LE_ARP
*/
if ( memcmp(mpc->mps_ctrl_addr, empty, ATM_ESA_LEN) != 0 )
send_set_mps_ctrl_addr(mpc->mps_ctrl_addr, mpc);
}
__module_get(THIS_MODULE);
return arg;
}
