static int lpc_eth_close(struct net_device *ndev)
{
unsigned long flags;
struct netdata_local *pldat = netdev_priv(ndev);
if (netif_msg_ifdown(pldat))
dev_dbg(&pldat->pdev->dev, "shutting down %s\n", ndev->name);
napi_disable(&pldat->napi);
netif_stop_queue(ndev);
if (pldat->phy_dev)
phy_stop(pldat->phy_dev);
spin_lock_irqsave(&pldat->lock, flags);
__lpc_eth_reset(pldat);
netif_carrier_off(ndev);
writel(0, LPC_ENET_MAC1(pldat->net_base));
writel(0, LPC_ENET_MAC2(pldat->net_base));
spin_unlock_irqrestore(&pldat->lock, flags);
__lpc_eth_clock_enable(pldat, false);
return 0;
}
static int dsa_slave_close(struct net_device *dev)
{
struct dsa_slave_priv *p = netdev_priv(dev);
struct net_device *master = p->parent->dst->master_netdev;
struct dsa_switch *ds = p->parent;
if (p->phy)
phy_stop(p->phy);
dev_mc_unsync(master, dev);
dev_uc_unsync(master, dev);
if (dev->flags & IFF_ALLMULTI)
dev_set_allmulti(master, -1);
if (dev->flags & IFF_PROMISC)
dev_set_promiscuity(master, -1);
if (!ether_addr_equal(dev->dev_addr, master->dev_addr))
dev_uc_del(master, dev->dev_addr);
if (ds->drv->port_disable)
ds->drv->port_disable(ds, p->port, p->phy);
if (ds->drv->port_stp_update)
ds->drv->port_stp_update(ds, p->port, BR_STATE_DISABLED);
return 0;
}
static void cpsw_slave_stop(struct cpsw_slave *slave, struct cpsw_priv *priv)
{
if (!slave->phy)
return;
phy_stop(slave->phy);
phy_disconnect(slave->phy);
slave->phy = NULL;
}
static void sfp_sm_phy_detach(struct sfp *sfp)
{
phy_stop(sfp->mod_phy);
sfp_remove_phy(sfp->sfp_bus);
phy_device_remove(sfp->mod_phy);
phy_device_free(sfp->mod_phy);
sfp->mod_phy = NULL;
}
static void
ramips_phy_stop(struct raeth_priv *re)
{
if (re->phy_dev) {
phy_stop(re->phy_dev);
} else {
re->link = 0;
ramips_link_adjust(re);
}
}
void ag71xx_phy_stop(struct ag71xx *ag)
{
if (ag->phy_dev) {
phy_stop(ag->phy_dev);
} else {
ag->duplex = -1;
ag->link = 0;
ag->speed = 0;
ag71xx_phy_link_update(ag);
}
}
void phylink_stop(struct phylink *pl)
{
WARN_ON(!lockdep_rtnl_is_held());
if (pl->phydev)
phy_stop(pl->phydev);
if (pl->sfp_bus)
sfp_upstream_stop(pl->sfp_bus);
set_bit(PHYLINK_DISABLE_STOPPED, &pl->phylink_disable_state);
flush_work(&pl->resolve);
}
/**
* phylink_stop() - stop a phylink instance
* @pl: a pointer to a &struct phylink returned from phylink_create()
*
* Stop the phylink instance specified by @pl. This should be called from the
* network device driver's &struct net_device_ops ndo_stop() method. The
* network device's carrier state should not be changed prior to calling this
* function.
*/
void phylink_stop(struct phylink *pl)
{
ASSERT_RTNL();
if (pl->phydev)
phy_stop(pl->phydev);
if (pl->sfp_bus)
sfp_upstream_stop(pl->sfp_bus);
if (pl->link_an_mode == MLO_AN_FIXED && !IS_ERR(pl->link_gpio))
del_timer_sync(&pl->link_poll);
phylink_run_resolve_and_disable(pl, PHYLINK_DISABLE_STOPPED);
}
static void
ramips_phy_stop(struct raeth_priv *re)
{
unsigned long flags;
if (re->phy_dev)
phy_stop(re->phy_dev);
spin_lock_irqsave(&re->phy_lock, flags);
re->link = 0;
ramips_link_adjust(re);
spin_unlock_irqrestore(&re->phy_lock, flags);
}
/* Stop RDC MAC and Free the allocated resource */
static void pci_eth_down(struct net_device *dev)
{
struct pci_eth_private *priv = netdev_priv(dev);
void __iomem *ioaddr = dev->base_addr;
/* TODO: Stop MAC */
/* TODO: Reset MAC */
/* TODO: Restore MAC Address to MIDx */
phy_stop(priv->phydev);
}
int dsa_slave_suspend(struct net_device *slave_dev)
{
struct dsa_slave_priv *p = netdev_priv(slave_dev);
if (p->phy) {
phy_stop(p->phy);
p->old_pause = -1;
p->old_link = -1;
p->old_duplex = -1;
phy_suspend(p->phy);
}
return 0;
}
static int xge_close(struct net_device *ndev)
{
struct xge_pdata *pdata = netdev_priv(ndev);
netif_stop_queue(ndev);
xge_mac_disable(pdata);
phy_stop(ndev->phydev);
xge_intr_disable(pdata);
xge_free_irq(ndev);
napi_disable(&pdata->napi);
xge_delete_desc_rings(ndev);
return 0;
}
/**
* phylink_stop() - stop a phylink instance
* @pl: a pointer to a &struct phylink returned from phylink_create()
*
* Stop the phylink instance specified by @pl. This should be called from the
* network device driver's &struct net_device_ops ndo_stop() method. The
* network device's carrier state should not be changed prior to calling this
* function.
*/
void phylink_stop(struct phylink *pl)
{
ASSERT_RTNL();
if (pl->phydev)
phy_stop(pl->phydev);
if (pl->sfp_bus)
sfp_upstream_stop(pl->sfp_bus);
if (pl->link_an_mode == MLO_AN_FIXED && !IS_ERR(pl->link_gpio))
del_timer_sync(&pl->link_poll);
set_bit(PHYLINK_DISABLE_STOPPED, &pl->phylink_disable_state);
queue_work(system_power_efficient_wq, &pl->resolve);
flush_work(&pl->resolve);
}
static int ax88172a_stop(struct usbnet *dev)
{
struct ax88172a_private *priv = dev->driver_priv;
netdev_dbg(dev->net, "Stopping interface\n");
if (priv->phydev) {
netdev_info(dev->net, "Disconnecting from phy %s\n",
priv->phy_name);
phy_stop(priv->phydev);
phy_disconnect(priv->phydev);
}
return 0;
}
static int hisi_femac_net_close(struct net_device *dev)
{
struct hisi_femac_priv *priv = netdev_priv(dev);
hisi_femac_irq_disable(priv, IRQ_ENA_PORT0);
if (dev->phydev)
phy_stop(dev->phydev);
netif_stop_queue(dev);
napi_disable(&priv->napi);
hisi_femac_free_skb_rings(priv);
return 0;
}
static int bgmac_stop(struct net_device *net_dev)
{
struct bgmac *bgmac = netdev_priv(net_dev);
netif_carrier_off(net_dev);
phy_stop(bgmac->phy_dev);
napi_disable(&bgmac->napi);
bgmac_chip_intrs_off(bgmac);
free_irq(bgmac->core->irq, net_dev);
bgmac_chip_reset(bgmac);
return 0;
}
static int s6gmac_stop(struct net_device *dev)
{
struct s6gmac *pd = netdev_priv(dev);
unsigned long flags;
netif_stop_queue(dev);
phy_stop(pd->phydev);
spin_lock_irqsave(&pd->lock, flags);
s6gmac_init_dmac(dev);
s6gmac_stop_device(dev);
while (pd->tx_skb_i != pd->tx_skb_o)
dev_kfree_skb(pd->tx_skb[(pd->tx_skb_o++) % S6_NUM_TX_SKB]);
while (pd->rx_skb_i != pd->rx_skb_o)
dev_kfree_skb(pd->rx_skb[(pd->rx_skb_o++) % S6_NUM_RX_SKB]);
spin_unlock_irqrestore(&pd->lock, flags);
return 0;
}
void ag71xx_phy_stop(struct ag71xx *ag)
{
struct ag71xx_platform_data *pdata = ag71xx_get_pdata(ag);
unsigned long flags;
if (ag->phy_dev)
phy_stop(ag->phy_dev);
else if (pdata->mii_bus_dev && pdata->switch_data)
ag71xx_ar7240_stop(ag);
spin_lock_irqsave(&ag->lock, flags);
if (ag->link) {
ag->link = 0;
ag71xx_link_adjust(ag);
}
spin_unlock_irqrestore(&ag->lock, flags);
}
static void mtk_phy_stop(struct mtk_mac *mac)
{
struct mtk_eth *eth = mac->hw;
unsigned long flags;
int i;
for (i = 0; i < 8; i++)
if (eth->phy->phy_fixed[i]) {
spin_lock_irqsave(ð->phy->lock, flags);
eth->link[i] = 0;
if (eth->soc->mdio_adjust_link)
eth->soc->mdio_adjust_link(eth, i);
spin_unlock_irqrestore(ð->phy->lock, flags);
} else if (eth->phy->phy[i]) {
phy_stop(eth->phy->phy[i]);
}
}
/*
* this makes the board clean up everything that it can
* and not talk to the outside world. Caused by
* an 'ifconfig ethX down'
*/
static int bfin_mac_close(struct net_device *dev)
{
struct bfin_mac_local *lp = netdev_priv(dev);
pr_debug("%s: %s\n", dev->name, __func__);
netif_stop_queue(dev);
netif_carrier_off(dev);
phy_stop(lp->phydev);
phy_write(lp->phydev, MII_BMCR, BMCR_PDOWN);
/* clear everything */
bfin_mac_shutdown(dev);
/* free the rx/tx buffers */
desc_list_free();
return 0;
}
/* Stop the interface.
* The interface is stopped when it is brought.
*/
static int emac_stop(struct net_device *ndev)
{
struct emac_board_info *db = netdev_priv(ndev);
if (netif_msg_ifdown(db))
dev_dbg(db->dev, "shutting down %s\n", ndev->name);
netif_stop_queue(ndev);
netif_carrier_off(ndev);
phy_stop(ndev->phydev);
emac_mdio_remove(ndev);
emac_shutdown(ndev);
free_irq(ndev->irq, ndev);
return 0;
}
/* Stop RDC MAC and Free the allocated resource */
static void r6040_down(struct net_device *dev)
{
struct r6040_private *lp = netdev_priv(dev);
void __iomem *ioaddr = lp->base;
u16 *adrp;
/* Stop MAC */
iowrite16(MSK_INT, ioaddr + MIER); /* Mask Off Interrupt */
/* Reset RDC MAC */
r6040_reset_mac(lp);
/* Restore MAC Address to MIDx */
adrp = (u16 *) dev->dev_addr;
iowrite16(adrp[0], ioaddr + MID_0L);
iowrite16(adrp[1], ioaddr + MID_0M);
iowrite16(adrp[2], ioaddr + MID_0H);
phy_stop(lp->phydev);
}
static int fs_enet_close(struct net_device *dev)
{
struct fs_enet_private *fep = netdev_priv(dev);
unsigned long flags;
netif_stop_queue(dev);
netif_carrier_off(dev);
phy_stop(fep->phydev);
spin_lock_irqsave(&fep->lock, flags);
(*fep->ops->stop)(dev);
spin_unlock_irqrestore(&fep->lock, flags);
/* release any irqs */
phy_disconnect(fep->phydev);
fep->phydev = NULL;
fs_free_irq(dev, fep->interrupt);
return 0;
}
int bgmac_enet_suspend(struct bgmac *bgmac)
{
if (!netif_running(bgmac->net_dev))
return 0;
phy_stop(bgmac->net_dev->phydev);
netif_stop_queue(bgmac->net_dev);
napi_disable(&bgmac->napi);
netif_tx_lock(bgmac->net_dev);
netif_device_detach(bgmac->net_dev);
netif_tx_unlock(bgmac->net_dev);
bgmac_chip_intrs_off(bgmac);
bgmac_chip_reset(bgmac);
bgmac_dma_cleanup(bgmac);
return 0;
}
static int stmmac_suspend(struct device *dev)
{
struct net_device *ndev = dev_get_drvdata(dev);
struct stmmac_priv *priv = netdev_priv(ndev);
int dis_ic = 0;
if (!ndev || !netif_running(ndev))
return 0;
spin_lock(&priv->lock);
netif_device_detach(ndev);
netif_stop_queue(ndev);
if (priv->phydev)
phy_stop(priv->phydev);
#ifdef CONFIG_STMMAC_TIMER
priv->tm->timer_stop();
if (likely(priv->tm->enable))
dis_ic = 1;
#endif
napi_disable(&priv->napi);
/* Stop TX/RX DMA */
priv->hw->dma->stop_tx(priv->ioaddr);
priv->hw->dma->stop_rx(priv->ioaddr);
/* Clear the Rx/Tx descriptors */
priv->hw->desc->init_rx_desc(priv->dma_rx, priv->dma_rx_size,
dis_ic);
priv->hw->desc->init_tx_desc(priv->dma_tx, priv->dma_tx_size);
/* Enable Power down mode by programming the PMT regs */
if (device_may_wakeup(priv->device))
priv->hw->mac->pmt(priv->ioaddr, priv->wolopts);
else
stmmac_disable_mac(priv->ioaddr);
spin_unlock(&priv->lock);
return 0;
}
/* device close function */
static int sh_eth_close(struct net_device *ndev)
{
struct sh_eth_private *mdp = netdev_priv(ndev);
u32 ioaddr = ndev->base_addr;
int ringsize;
netif_stop_queue(ndev);
/* Disable interrupts by clearing the interrupt mask. */
writel(0x0000, ioaddr + EESIPR);
/* Stop the chip's Tx and Rx processes. */
writel(0, ioaddr + EDTRR);
writel(0, ioaddr + EDRRR);
/* PHY Disconnect */
if (mdp->phydev) {
phy_stop(mdp->phydev);
phy_disconnect(mdp->phydev);
}
free_irq(ndev->irq, ndev);
del_timer_sync(&mdp->timer);
/* Free all the skbuffs in the Rx queue. */
sh_eth_ring_free(ndev);
/* free DMA buffer */
ringsize = sizeof(struct sh_eth_rxdesc) * RX_RING_SIZE;
dma_free_coherent(NULL, ringsize, mdp->rx_ring, mdp->rx_desc_dma);
/* free DMA buffer */
ringsize = sizeof(struct sh_eth_txdesc) * TX_RING_SIZE;
dma_free_coherent(NULL, ringsize, mdp->tx_ring, mdp->tx_desc_dma);
pm_runtime_put_sync(&mdp->pdev->dev);
return 0;
}
/**
* stmmac_release - close entry point of the driver
* @dev : device pointer.
* Description:
* This is the stop entry point of the driver.
*/
static int stmmac_release(struct net_device *dev)
{
struct stmmac_priv *priv = netdev_priv(dev);
/* Stop and disconnect the PHY */
if (priv->phydev) {
phy_stop(priv->phydev);
phy_disconnect(priv->phydev);
priv->phydev = NULL;
}
netif_stop_queue(dev);
#ifdef CONFIG_STMMAC_TIMER
/* Stop and release the timer */
stmmac_close_ext_timer();
if (priv->tm != NULL)
kfree(priv->tm);
#endif
napi_disable(&priv->napi);
skb_queue_purge(&priv->rx_recycle);
/* Free the IRQ lines */
free_irq(dev->irq, dev);
/* Stop TX/RX DMA and clear the descriptors */
priv->hw->dma->stop_tx(priv->ioaddr);
priv->hw->dma->stop_rx(priv->ioaddr);
/* Release and free the Rx/Tx resources */
free_dma_desc_resources(priv);
/* Disable the MAC Rx/Tx */
stmmac_disable_mac(priv->ioaddr);
netif_carrier_off(dev);
return 0;
}
static int hieth_net_close(struct net_device *dev)
{
struct hieth_netdev_local *ld = netdev_priv(dev);
hieth_irq_disable(ld, UD_BIT_NAME(HIETH_INT_MULTI_RXRDY));
phy_stop(ld->phy);
del_timer_sync(&ld->monitor);
/* reset and init port */
hieth_port_reset(ld, ld->port);
hieth_port_init(ld, ld->port);
skb_queue_purge(&ld->rx_head);
skb_queue_purge(&ld->rx_hw);
skb_queue_purge(&ld->tx_hw);
ld->tx_hw_cnt = 0;
module_put(THIS_MODULE);
return 0;
}
static void fs_timeout(struct net_device *dev)
{
struct fs_enet_private *fep = netdev_priv(dev);
unsigned long flags;
int wake = 0;
fep->stats.tx_errors++;
spin_lock_irqsave(&fep->lock, flags);
if (dev->flags & IFF_UP) {
phy_stop(fep->phydev);
(*fep->ops->stop)(dev);
(*fep->ops->restart)(dev);
phy_start(fep->phydev);
}
phy_start(fep->phydev);
wake = fep->tx_free && !(CBDR_SC(fep->cur_tx) & BD_ENET_TX_READY);
spin_unlock_irqrestore(&fep->lock, flags);
if (wake)
netif_wake_queue(dev);
}
static int au1000_close(struct net_device *dev)
{
unsigned long flags;
struct au1000_private *const aup = netdev_priv(dev);
if (au1000_debug > 4)
printk("%s: close: dev=%p\n", dev->name, dev);
if (aup->phy_dev)
phy_stop(aup->phy_dev);
spin_lock_irqsave(&aup->lock, flags);
reset_mac_unlocked (dev);
/* stop the device */
netif_stop_queue(dev);
/* disable the interrupt */
free_irq(dev->irq, dev);
spin_unlock_irqrestore(&aup->lock, flags);
return 0;
}
