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| author | David Shaohua Li <shaohua.li@intel.com> | 2005-03-18 16:43:54 -0500 |
|---|---|---|
| committer | Len Brown <len.brown@intel.com> | 2005-07-11 23:23:46 -0400 |
| commit | d58da590451cf6ae75379a2ebf96d3afb8d810d8 (patch) | |
| tree | 3b39228dbd1ed798965cf64f5bd98a498f5811cc | |
| parent | 362b06bb70b5a5779b2e852e0f2bdb437061106e (diff) | |
| download | linux-d58da590451cf6ae75379a2ebf96d3afb8d810d8.tar.gz linux-d58da590451cf6ae75379a2ebf96d3afb8d810d8.tar.bz2 linux-d58da590451cf6ae75379a2ebf96d3afb8d810d8.zip | |
[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>
| -rw-r--r-- | drivers/net/b44.c | 3 | ||||
| -rw-r--r-- | drivers/net/ne2k-pci.c | 3 | ||||
| -rw-r--r-- | drivers/pcmcia/yenta_socket.c | 3 | ||||
| -rw-r--r-- | drivers/usb/core/hcd-pci.c | 1 |
4 files changed, 10 insertions, 0 deletions
diff --git a/drivers/net/b44.c b/drivers/net/b44.c index 3fe8ba992c38..38844d003e44 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 a1a6c08e7dcf..f1c01ac29102 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 6404d97a12eb..caf7159a54be 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 71b4a8d66318..fc056062c960 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); |