PCI: Fix up PCI power management doc

Update the documentation of PCI power management functions.

Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/Documentation/power/pci.txt b/Documentation/power/pci.txt
index c750f9f..b6a3cbf 100644 (file)
--- a/Documentation/power/pci.txt
+++ b/Documentation/power/pci.txt
@@ -102,31 +102,28 @@ pci_save_state
 --------------
 
 Usage:
-       pci_save_state(dev, buffer);
+       pci_save_state(struct pci_dev *dev);
 
 Description:
-       Save first 64 bytes of PCI config space. Buffer must be allocated by
-       caller.
+       Save first 64 bytes of PCI config space, along with any additional
+       PCI-Express or PCI-X information.
 
 
 pci_restore_state
 -----------------
 
 Usage:
-       pci_restore_state(dev, buffer);
+       pci_restore_state(struct pci_dev *dev);
 
 Description:
-       Restore previously saved config space. (First 64 bytes only);
-
-       If buffer is NULL, then restore what information we know about the
-       device from bootup: BARs and interrupt line.
+       Restore previously saved config space.
 
 
 pci_set_power_state
 -------------------
 
 Usage:
-       pci_set_power_state(dev, state);
+       pci_set_power_state(struct pci_dev *dev, pci_power_t state);
 
 Description:
        Transition device to low power state using PCI PM Capabilities
@@ -142,7 +139,7 @@ pci_enable_wake
 ---------------
 
 Usage:
-       pci_enable_wake(dev, state, enable);
+       pci_enable_wake(struct pci_dev *dev, pci_power_t state, int enable);
 
 Description:
        Enable device to generate PME# during low power state using PCI PM