Esempio n. 1
0
static void release_hdlc_queues(struct port *port)
{
	qmgr_release_queue(queue_ids[port->id].rxfree);
	qmgr_release_queue(queue_ids[port->id].rx);
	qmgr_release_queue(queue_ids[port->id].txdone);
	qmgr_release_queue(queue_ids[port->id].tx);
	qmgr_release_queue(port->plat->txreadyq);
}
Esempio n. 2
0
static void release_queues(struct port *port)
{
	qmgr_release_queue(RXFREE_QUEUE(port->id));
	qmgr_release_queue(port->plat->rxq);
	qmgr_release_queue(TX_QUEUE(port->id));
	qmgr_release_queue(port->plat->txreadyq);

	if (!ports_open)
		qmgr_release_queue(TXDONE_QUEUE);
}
Esempio n. 3
0
static int request_queues(struct port *port)
{
	int err;

	err = qmgr_request_queue(RXFREE_QUEUE(port->id), RX_DESCS, 0, 0,
			    "%s:RX-free", port->netdev->name);
	if (err)
		return err;

	err = qmgr_request_queue(port->plat->rxq, RX_DESCS, 0, 0,
			    "%s:RX", port->netdev->name);
	if (err)
		goto rel_rxfree;

	err = qmgr_request_queue(TX_QUEUE(port->id), TX_DESCS, 0, 0,
			    "%s:TX", port->netdev->name);
	if (err)
		goto rel_rx;

	err = qmgr_request_queue(port->plat->txreadyq, TX_DESCS, 0, 0,
			    "%s:TX-ready", port->netdev->name);
	if (err)
		goto rel_tx;

	/* TX-done queue handles skbs sent out by the NPEs */
	if (!ports_open) {
		err = qmgr_request_queue(TXDONE_QUEUE, TXDONE_QUEUE_LEN, 0, 0,
				    "%s:TX-done", DRV_NAME);
		if (err)
			goto rel_txready;
	}
	return 0;

rel_txready:
	qmgr_release_queue(port->plat->txreadyq);
rel_tx:
	qmgr_release_queue(TX_QUEUE(port->id));
rel_rx:
	qmgr_release_queue(port->plat->rxq);
rel_rxfree:
	qmgr_release_queue(RXFREE_QUEUE(port->id));
	printk(KERN_DEBUG "%s: unable to request hardware queues\n",
	       port->netdev->name);
	return err;
}
Esempio n. 4
0
static int request_hdlc_queues(struct port *port)
{
	int err;

	err = qmgr_request_queue(queue_ids[port->id].rxfree, RX_DESCS, 0, 0,
				 "%s:RX-free", port->netdev->name);
	if (err)
		return err;

	err = qmgr_request_queue(queue_ids[port->id].rx, RX_DESCS, 0, 0,
				 "%s:RX", port->netdev->name);
	if (err)
		goto rel_rxfree;

	err = qmgr_request_queue(queue_ids[port->id].tx, TX_DESCS, 0, 0,
				 "%s:TX", port->netdev->name);
	if (err)
		goto rel_rx;

	err = qmgr_request_queue(port->plat->txreadyq, TX_DESCS, 0, 0,
				 "%s:TX-ready", port->netdev->name);
	if (err)
		goto rel_tx;

	err = qmgr_request_queue(queue_ids[port->id].txdone, TX_DESCS, 0, 0,
				 "%s:TX-done", port->netdev->name);
	if (err)
		goto rel_txready;
	return 0;

rel_txready:
	qmgr_release_queue(port->plat->txreadyq);
rel_tx:
	qmgr_release_queue(queue_ids[port->id].tx);
rel_rx:
	qmgr_release_queue(queue_ids[port->id].rx);
rel_rxfree:
	qmgr_release_queue(queue_ids[port->id].rxfree);
	printk(KERN_DEBUG "%s: unable to request hardware queues\n",
	       port->netdev->name);
	return err;
}