Adapt the skge driver to the reworked PCI PM
* Use device_set_wakeup_enable() and friends as needed
* Remove an open-coded reference to the standard PCI PM registers
* Use pci_prepare_to_sleep() and pci_back_from_sleep() in the
->suspend() and ->resume() callbacks
* Use the observation that it is sufficient to call pci_enable_wake()
once, unless it fails
Tested on Asus L5D (Yukon-Lite rev 7).
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
Cc: Stephen Hemminger <shemminger@linux-foundation.org>
Cc: Jeff Garzik <jeff@garzik.org>
Cc: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
return WAKE_MAGIC | WAKE_PHY;
}
return WAKE_MAGIC | WAKE_PHY;
}
-static u32 pci_wake_enabled(struct pci_dev *dev)
-{
- int pm = pci_find_capability(dev, PCI_CAP_ID_PM);
- u16 value;
-
- /* If device doesn't support PM Capabilities, but request is to disable
- * wake events, it's a nop; otherwise fail */
- if (!pm)
- return 0;
-
- pci_read_config_word(dev, pm + PCI_PM_PMC, &value);
-
- value &= PCI_PM_CAP_PME_MASK;
- value >>= ffs(PCI_PM_CAP_PME_MASK) - 1; /* First bit of mask */
-
- return value != 0;
-}
-
static void skge_wol_init(struct skge_port *skge)
{
struct skge_hw *hw = skge->hw;
static void skge_wol_init(struct skge_port *skge)
{
struct skge_hw *hw = skge->hw;
struct skge_port *skge = netdev_priv(dev);
struct skge_hw *hw = skge->hw;
struct skge_port *skge = netdev_priv(dev);
struct skge_hw *hw = skge->hw;
- if (wol->wolopts & ~wol_supported(hw))
+ if ((wol->wolopts & ~wol_supported(hw))
+ || !device_can_wakeup(&hw->pdev->dev))
return -EOPNOTSUPP;
skge->wol = wol->wolopts;
return -EOPNOTSUPP;
skge->wol = wol->wolopts;
+
+ device_set_wakeup_enable(&hw->pdev->dev, skge->wol);
+
skge->speed = -1;
skge->advertising = skge_supported_modes(hw);
skge->speed = -1;
skge->advertising = skge_supported_modes(hw);
- if (pci_wake_enabled(hw->pdev))
+ if (device_may_wakeup(&hw->pdev->dev))
skge->wol = wol_supported(hw) & WAKE_MAGIC;
hw->dev[port] = dev;
skge->wol = wol_supported(hw) & WAKE_MAGIC;
hw->dev[port] = dev;
}
skge_write32(hw, B0_IMSK, 0);
}
skge_write32(hw, B0_IMSK, 0);
- pci_enable_wake(pdev, pci_choose_state(pdev, state), wol);
- pci_set_power_state(pdev, pci_choose_state(pdev, state));
+
+ pci_prepare_to_sleep(pdev);
- err = pci_set_power_state(pdev, PCI_D0);
+ err = pci_back_from_sleep(pdev);
- pci_enable_wake(pdev, PCI_D0, 0);
-
err = skge_reset(hw);
if (err)
goto out;
err = skge_reset(hw);
if (err)
goto out;
- pci_enable_wake(pdev, PCI_D3hot, wol);
- pci_enable_wake(pdev, PCI_D3cold, wol);
+ if (pci_enable_wake(pdev, PCI_D3cold, wol))
+ pci_enable_wake(pdev, PCI_D3hot, wol);
pci_disable_device(pdev);
pci_set_power_state(pdev, PCI_D3hot);
pci_disable_device(pdev);
pci_set_power_state(pdev, PCI_D3hot);