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[ACPI] S3 Suspend to RAM: fix driver suspend/resume methods

Browse source 
Drivers should do this:

.suspend()
	pci_disable_device()

.resume()
	pci_enable_device()

http://bugzilla.kernel.org/show_bug.cgi?id=3469

Signed-off-by: David Shaohua Li <shaohua.li@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
David Shaohua Li 2005-03-18 16:43:54 -05:00 committed by Len Brown
parent 362b06bb70
commit d58da59045
4 changed files with 10 additions and 0 deletions
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3
drivers/net/b44.c
View file

@ -1927,6 +1927,7 @@ static int b44_suspend(struct pci_dev *pdev, pm_message_t state)
b44_free_rings(bp);
spin_unlock_irq(&bp->lock);
pci_disable_device(pdev);
return 0;
}
@ -1936,6 +1937,8 @@ static int b44_resume(struct pci_dev *pdev)
struct b44 *bp = netdev_priv(dev);
pci_restore_state(pdev);
pci_enable_device(pdev);
pci_set_master(pdev);
if (!netif_running(dev))
return 0;

3
drivers/net/ne2k-pci.c
View file

@ -660,6 +660,7 @@ static int ne2k_pci_suspend (struct pci_dev *pdev, pm_message_t state)
netif_device_detach(dev);
pci_save_state(pdev);
pci_disable_device(pdev);
pci_set_power_state(pdev, pci_choose_state(pdev, state));
return 0;
@ -671,6 +672,8 @@ static int ne2k_pci_resume (struct pci_dev *pdev)
pci_set_power_state(pdev, 0);
pci_restore_state(pdev);
pci_enable_device(pdev);
pci_set_master(pdev);
NS8390_init(dev, 1);
netif_device_attach(dev);

3
drivers/pcmcia/yenta_socket.c
View file

@ -1032,6 +1032,7 @@ static int yenta_dev_suspend (struct pci_dev *dev, pm_message_t state)
pci_save_state(dev);
pci_read_config_dword(dev, 16*4, &socket->saved_state[0]);
pci_read_config_dword(dev, 17*4, &socket->saved_state[1]);
pci_disable_device(dev);
/*
* Some laptops (IBM T22) do not like us putting the Cardbus
@ -1055,6 +1056,8 @@ static int yenta_dev_resume (struct pci_dev *dev)
pci_restore_state(dev);
pci_write_config_dword(dev, 16*4, socket->saved_state[0]);
pci_write_config_dword(dev, 17*4, socket->saved_state[1]);
pci_enable_device(dev);
pci_set_master(dev);
if (socket->type && socket->type->restore_state)
socket->type->restore_state(socket);

1
drivers/usb/core/hcd-pci.c
View file

@ -380,6 +380,7 @@ int usb_hcd_pci_resume (struct pci_dev *dev)
usb_hc_died (hcd);
}
pci_enable_device(dev);
return retval;
}
EXPORT_SYMBOL (usb_hcd_pci_resume);