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path: root/drivers/net/sky2.c
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Diffstat (limited to 'drivers/net/sky2.c')
-rw-r--r--drivers/net/sky2.c24
1 files changed, 19 insertions, 5 deletions
diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c
index 7023bbe545ee..bc15940ce1bc 100644
--- a/drivers/net/sky2.c
+++ b/drivers/net/sky2.c
@@ -3949,7 +3949,7 @@ static __exit void sky2_debug_cleanup(void)
/* Initialize network device */
static __devinit struct net_device *sky2_init_netdev(struct sky2_hw *hw,
unsigned port,
- int highmem)
+ int highmem, int wol)
{
struct sky2_port *sky2;
struct net_device *dev = alloc_etherdev(sizeof(*sky2));
@@ -3989,7 +3989,7 @@ static __devinit struct net_device *sky2_init_netdev(struct sky2_hw *hw,
sky2->speed = -1;
sky2->advertising = sky2_supported_modes(hw);
sky2->rx_csum = (hw->chip_id != CHIP_ID_YUKON_XL);
- sky2->wol = sky2_wol_supported(hw) & WAKE_MAGIC;
+ sky2->wol = wol;
spin_lock_init(&sky2->phy_lock);
sky2->tx_pending = TX_DEF_PENDING;
@@ -4086,12 +4086,24 @@ static int __devinit sky2_test_msi(struct sky2_hw *hw)
return err;
}
+static int __devinit pci_wake_enabled(struct pci_dev *dev)
+{
+ int pm = pci_find_capability(dev, PCI_CAP_ID_PM);
+ u16 value;
+
+ if (!pm)
+ return 0;
+ if (pci_read_config_word(dev, pm + PCI_PM_CTRL, &value))
+ return 0;
+ return value & PCI_PM_CTRL_PME_ENABLE;
+}
+
static int __devinit sky2_probe(struct pci_dev *pdev,
const struct pci_device_id *ent)
{
struct net_device *dev;
struct sky2_hw *hw;
- int err, using_dac = 0;
+ int err, using_dac = 0, wol_default;
err = pci_enable_device(pdev);
if (err) {
@@ -4124,6 +4136,8 @@ static int __devinit sky2_probe(struct pci_dev *pdev,
}
}
+ wol_default = pci_wake_enabled(pdev) ? WAKE_MAGIC : 0;
+
err = -ENOMEM;
hw = kzalloc(sizeof(*hw), GFP_KERNEL);
if (!hw) {
@@ -4167,7 +4181,7 @@ static int __devinit sky2_probe(struct pci_dev *pdev,
sky2_reset(hw);
- dev = sky2_init_netdev(hw, 0, using_dac);
+ dev = sky2_init_netdev(hw, 0, using_dac, wol_default);
if (!dev) {
err = -ENOMEM;
goto err_out_free_pci;
@@ -4204,7 +4218,7 @@ static int __devinit sky2_probe(struct pci_dev *pdev,
if (hw->ports > 1) {
struct net_device *dev1;
- dev1 = sky2_init_netdev(hw, 1, using_dac);
+ dev1 = sky2_init_netdev(hw, 1, using_dac, wol_default);
if (!dev1)
dev_warn(&pdev->dev, "allocation for second device failed\n");
else if ((err = register_netdev(dev1))) {