diff options
Diffstat (limited to 'drivers/net/r8169.c')
-rw-r--r-- | drivers/net/r8169.c | 60 |
1 files changed, 32 insertions, 28 deletions
diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c index 15d954e50..6a77b8a 100644 --- a/drivers/net/r8169.c +++ b/drivers/net/r8169.c @@ -66,6 +66,7 @@ VERSION 2.2LK <2005/01/25> #include <linux/init.h> #include <linux/dma-mapping.h> +#include <asm/system.h> #include <asm/io.h> #include <asm/irq.h> @@ -486,6 +487,7 @@ static int rtl8169_rx_interrupt(struct net_device *, struct rtl8169_private *, void __iomem *); static int rtl8169_change_mtu(struct net_device *dev, int new_mtu); static void rtl8169_down(struct net_device *dev); +static void rtl8169_rx_clear(struct rtl8169_private *tp); #ifdef CONFIG_R8169_NAPI static int rtl8169_poll(struct net_device *dev, int *budget); @@ -572,8 +574,8 @@ static void rtl8169_xmii_reset_enable(void __iomem *ioaddr) { unsigned int val; - mdio_write(ioaddr, MII_BMCR, BMCR_RESET); - val = mdio_read(ioaddr, MII_BMCR); + val = mdio_read(ioaddr, MII_BMCR) | BMCR_RESET; + mdio_write(ioaddr, MII_BMCR, val & 0xffff); } static void rtl8169_check_link_status(struct net_device *dev, @@ -1368,11 +1370,7 @@ static inline void rtl8169_request_timer(struct net_device *dev) (tp->phy_version >= RTL_GIGA_PHY_VER_H)) return; - init_timer(timer); - timer->expires = jiffies + RTL8169_PHY_TIMEOUT; - timer->data = (unsigned long)(dev); - timer->function = rtl8169_phy_timer; - add_timer(timer); + mod_timer(timer, jiffies + RTL8169_PHY_TIMEOUT); } #ifdef CONFIG_NET_POLL_CONTROLLER @@ -1685,6 +1683,10 @@ rtl8169_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) tp->mmio_addr = ioaddr; tp->align = rtl_cfg_info[ent->driver_data].align; + init_timer(&tp->timer); + tp->timer.data = (unsigned long) dev; + tp->timer.function = rtl8169_phy_timer; + spin_lock_init(&tp->lock); rc = register_netdev(dev); @@ -1751,16 +1753,10 @@ static int rtl8169_open(struct net_device *dev) { struct rtl8169_private *tp = netdev_priv(dev); struct pci_dev *pdev = tp->pci_dev; - int retval; - - rtl8169_set_rxbufsize(tp, dev); + int retval = -ENOMEM; - retval = - request_irq(dev->irq, rtl8169_interrupt, IRQF_SHARED, dev->name, dev); - if (retval < 0) - goto out; - retval = -ENOMEM; + rtl8169_set_rxbufsize(tp, dev); /* * Rx and Tx desscriptors needs 256 bytes alignment. @@ -1769,19 +1765,26 @@ static int rtl8169_open(struct net_device *dev) tp->TxDescArray = pci_alloc_consistent(pdev, R8169_TX_RING_BYTES, &tp->TxPhyAddr); if (!tp->TxDescArray) - goto err_free_irq; + goto out; tp->RxDescArray = pci_alloc_consistent(pdev, R8169_RX_RING_BYTES, &tp->RxPhyAddr); if (!tp->RxDescArray) - goto err_free_tx; + goto err_free_tx_0; retval = rtl8169_init_ring(dev); if (retval < 0) - goto err_free_rx; + goto err_free_rx_1; INIT_DELAYED_WORK(&tp->task, NULL); + smp_mb(); + + retval = request_irq(dev->irq, rtl8169_interrupt, IRQF_SHARED, + dev->name, dev); + if (retval < 0) + goto err_release_ring_2; + rtl8169_hw_start(dev); rtl8169_request_timer(dev); @@ -1790,14 +1793,14 @@ static int rtl8169_open(struct net_device *dev) out: return retval; -err_free_rx: +err_release_ring_2: + rtl8169_rx_clear(tp); +err_free_rx_1: pci_free_consistent(pdev, R8169_RX_RING_BYTES, tp->RxDescArray, tp->RxPhyAddr); -err_free_tx: +err_free_tx_0: pci_free_consistent(pdev, R8169_TX_RING_BYTES, tp->TxDescArray, tp->TxPhyAddr); -err_free_irq: - free_irq(dev->irq, dev); goto out; } @@ -2887,7 +2890,7 @@ static int rtl8169_suspend(struct pci_dev *pdev, pm_message_t state) void __iomem *ioaddr = tp->mmio_addr; if (!netif_running(dev)) - goto out; + goto out_pci_suspend; netif_device_detach(dev); netif_stop_queue(dev); @@ -2901,10 +2904,11 @@ static int rtl8169_suspend(struct pci_dev *pdev, pm_message_t state) spin_unlock_irq(&tp->lock); +out_pci_suspend: pci_save_state(pdev); pci_enable_wake(pdev, pci_choose_state(pdev, state), tp->wol_enabled); pci_set_power_state(pdev, pci_choose_state(pdev, state)); -out: + return 0; } @@ -2912,15 +2916,15 @@ static int rtl8169_resume(struct pci_dev *pdev) { struct net_device *dev = pci_get_drvdata(pdev); + pci_set_power_state(pdev, PCI_D0); + pci_restore_state(pdev); + pci_enable_wake(pdev, PCI_D0, 0); + if (!netif_running(dev)) goto out; netif_device_attach(dev); - pci_set_power_state(pdev, PCI_D0); - pci_restore_state(pdev); - pci_enable_wake(pdev, PCI_D0, 0); - rtl8169_schedule_work(dev, rtl8169_reset_task); out: return 0; |