static void c2_tx_timeout(struct net_device *netdev)
{
struct c2_port *c2_port = netdev_priv(netdev);
if (netif_msg_timer(c2_port))
pr_debug("%s: tx timeout\n", netdev->name);
c2_tx_clean(c2_port);
}
static int c2_down(struct net_device *netdev)
{
struct c2_port *c2_port = netdev_priv(netdev);
struct c2_dev *c2dev = c2_port->c2dev;
if (netif_msg_ifdown(c2_port))
pr_debug("%s: disabling interface\n",
netdev->name);
c2_tx_interrupt(netdev);
netif_stop_queue(netdev);
writel(1, c2dev->regs + C2_IDIS);
writel(0, c2dev->regs + C2_NIMR0);
c2_reset(c2_port);
c2_tx_clean(c2_port);
c2_rx_clean(c2_port);
kfree(c2_port->rx_ring.start);
kfree(c2_port->tx_ring.start);
pci_free_consistent(c2dev->pcidev, c2_port->mem_size, c2_port->mem,
c2_port->dma);
return 0;
}
static int c2_down(struct net_device *netdev)
{
struct c2_port *c2_port = netdev_priv(netdev);
struct c2_dev *c2dev = c2_port->c2dev;
if (netif_msg_ifdown(c2_port))
pr_debug("%s: disabling interface\n",
netdev->name);
/* Wait for all the queued packets to get sent */
c2_tx_interrupt(netdev);
/* Disable network packets */
netif_stop_queue(netdev);
/* Disable IRQs by clearing the interrupt mask */
writel(1, c2dev->regs + C2_IDIS);
writel(0, c2dev->regs + C2_NIMR0);
/* missing: Stop transmitter */
/* missing: Stop receiver */
/* Reset the adapter, ensures the driver is in sync with the RXP */
c2_reset(c2_port);
/* missing: Turn off LEDs here */
/* Free all buffers in the host descriptor rings */
c2_tx_clean(c2_port);
c2_rx_clean(c2_port);
/* Free the host descriptor rings */
kfree(c2_port->rx_ring.start);
kfree(c2_port->tx_ring.start);
pci_free_consistent(c2dev->pcidev, c2_port->mem_size, c2_port->mem,
c2_port->dma);
return 0;
}