static int pci200_close(struct net_device *dev)
{
sca_close(dev);
sca_flush(dev_to_port(dev)->card);
hdlc_close(dev);
return 0;
}
void lmc_proto_close(lmc_softc_t *sc)
{
lmc_trace(sc->lmc_device, "lmc_proto_close in");
if (sc->if_type == LMC_PPP)
hdlc_close(sc->lmc_device);
lmc_trace(sc->lmc_device, "lmc_proto_close out");
}
static int t3e3_close(struct net_device *dev)
{
struct channel *sc = dev_to_priv(dev);
hdlc_close(dev);
netif_stop_queue(dev);
dc_stop(sc);
sc->r.flags &= ~SBE_2T3E3_FLAG_NETWORK_UP;
module_put(THIS_MODULE);
return 0;
}
static int c101_close(struct net_device *dev)
{
port_t *port = dev_to_port(dev);
sca_close(dev);
writeb(0, port->win0base + C101_DTR);
sca_out(CTL_NORTS, MSCI1_OFFSET + CTL, port);
hdlc_close(dev);
return 0;
}
static int hss_hdlc_close(struct net_device *dev)
{
struct port *port = dev_to_port(dev);
unsigned long flags;
int i, buffs = RX_DESCS;
spin_lock_irqsave(&npe_lock, flags);
ports_open--;
qmgr_disable_irq(queue_ids[port->id].rx);
netif_stop_queue(dev);
napi_disable(&port->napi);
hss_stop_hdlc(port);
while (queue_get_desc(queue_ids[port->id].rxfree, port, 0) >= 0)
buffs--;
while (queue_get_desc(queue_ids[port->id].rx, port, 0) >= 0)
buffs--;
if (buffs)
netdev_crit(dev, "unable to drain RX queue, %i buffer(s) left in NPE\n",
buffs);
buffs = TX_DESCS;
while (queue_get_desc(queue_ids[port->id].tx, port, 1) >= 0)
buffs--;
i = 0;
do {
while (queue_get_desc(port->plat->txreadyq, port, 1) >= 0)
buffs--;
if (!buffs)
break;
} while (++i < MAX_CLOSE_WAIT);
if (buffs)
netdev_crit(dev, "unable to drain TX queue, %i buffer(s) left in NPE\n",
buffs);
#if DEBUG_CLOSE
if (!buffs)
printk(KERN_DEBUG "Draining TX queues took %i cycles\n", i);
#endif
qmgr_disable_irq(queue_ids[port->id].txdone);
if (port->plat->close)
port->plat->close(port->id, dev);
spin_unlock_irqrestore(&npe_lock, flags);
destroy_hdlc_queues(port);
release_hdlc_queues(port);
hdlc_close(dev);
return 0;
}
STATIC int
chan_close (struct net_device * ndev)
{
hdlc_device *hdlc = dev_to_hdlc (ndev);
const struct c4_priv *priv = hdlc->priv;
netif_stop_queue (ndev);
musycc_chan_down ((ci_t *) 0, priv->channum);
hdlc_close (ndev);
module_put (THIS_MODULE);
return 0;
}
static int n2_close(struct net_device *dev)
{
port_t *port = dev_to_port(dev);
int io = port->card->io;
u8 mcr = inb(io+N2_MCR) | (port->phy_node ? TX422_PORT1 : TX422_PORT0);
sca_close(dev);
mcr |= port->phy_node ? DTR_PORT1 : DTR_PORT0; /* set DTR OFF */
outb(mcr, io + N2_MCR);
hdlc_close(dev);
return 0;
}
static int hss_hdlc_open(struct net_device *dev)
{
struct port *port = dev_to_port(dev);
unsigned long flags;
int i, err = 0;
if ((err = hdlc_open(dev)))
return err;
if ((err = hss_load_firmware(port)))
goto err_hdlc_close;
if ((err = request_hdlc_queues(port)))
goto err_hdlc_close;
if ((err = init_hdlc_queues(port)))
goto err_destroy_queues;
spin_lock_irqsave(&npe_lock, flags);
if (port->plat->open)
if ((err = port->plat->open(port->id, dev,
hss_hdlc_set_carrier)))
goto err_unlock;
spin_unlock_irqrestore(&npe_lock, flags);
for (i = 0; i < TX_DESCS; i++)
queue_put_desc(port->plat->txreadyq,
tx_desc_phys(port, i), tx_desc_ptr(port, i));
for (i = 0; i < RX_DESCS; i++)
queue_put_desc(queue_ids[port->id].rxfree,
rx_desc_phys(port, i), rx_desc_ptr(port, i));
napi_enable(&port->napi);
netif_start_queue(dev);
qmgr_set_irq(queue_ids[port->id].rx, QUEUE_IRQ_SRC_NOT_EMPTY,
hss_hdlc_rx_irq, dev);
qmgr_set_irq(queue_ids[port->id].txdone, QUEUE_IRQ_SRC_NOT_EMPTY,
hss_hdlc_txdone_irq, dev);
qmgr_enable_irq(queue_ids[port->id].txdone);
ports_open++;
hss_set_hdlc_cfg(port);
hss_config(port);
hss_start_hdlc(port);
napi_schedule(&port->napi);
return 0;
err_unlock:
spin_unlock_irqrestore(&npe_lock, flags);
err_destroy_queues:
destroy_hdlc_queues(port);
release_hdlc_queues(port);
err_hdlc_close:
hdlc_close(dev);
return err;
}
static int pc300_close(struct net_device *dev)
{
sca_close(dev);
hdlc_close(dev);
return 0;
}
