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authorDavid Shaohua Li <shaohua.li@intel.com>2005-03-18 16:43:54 -0500
committerLen Brown <len.brown@intel.com>2005-07-11 23:23:46 -0400
commitd58da590451cf6ae75379a2ebf96d3afb8d810d8 (patch)
tree3b39228dbd1ed798965cf64f5bd98a498f5811cc /drivers
parent362b06bb70b5a5779b2e852e0f2bdb437061106e (diff)
[ACPI] S3 Suspend to RAM: fix driver suspend/resume methods
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>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/b44.c3
-rw-r--r--drivers/net/ne2k-pci.c3
-rw-r--r--drivers/pcmcia/yenta_socket.c3
-rw-r--r--drivers/usb/core/hcd-pci.c1
4 files changed, 10 insertions, 0 deletions
diff --git a/drivers/net/b44.c b/drivers/net/b44.c
index 3fe8ba992c3..38844d003e4 100644
--- a/drivers/net/b44.c
+++ b/drivers/net/b44.c
@@ -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;
diff --git a/drivers/net/ne2k-pci.c b/drivers/net/ne2k-pci.c
index a1a6c08e7dc..f1c01ac2910 100644
--- a/drivers/net/ne2k-pci.c
+++ b/drivers/net/ne2k-pci.c
@@ -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);
diff --git a/drivers/pcmcia/yenta_socket.c b/drivers/pcmcia/yenta_socket.c
index 6404d97a12e..caf7159a54b 100644
--- a/drivers/pcmcia/yenta_socket.c
+++ b/drivers/pcmcia/yenta_socket.c
@@ -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);
diff --git a/drivers/usb/core/hcd-pci.c b/drivers/usb/core/hcd-pci.c
index 71b4a8d6631..fc056062c96 100644
--- a/drivers/usb/core/hcd-pci.c
+++ b/drivers/usb/core/hcd-pci.c
@@ -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);