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authorJonathan Corbet <corbet@lwn.net>2007-03-22 16:53:40 -0600
committerGreg Kroah-Hartman <gregkh@suse.de>2007-03-26 14:13:07 -0700
commit5fabdb94394bef0651479fc14394121c60d5aff7 (patch)
tree26f9b0cacc1637c931ac07fdda75177b453b0bfe /Documentation
parentf7a9dae7c41580761e7f6de1d508c010b1b44993 (diff)
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>
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/power/pci.txt17
1 files changed, 7 insertions, 10 deletions
diff --git a/Documentation/power/pci.txt b/Documentation/power/pci.txt
index c750f9f2e76..b6a3cbf7e84 100644
--- 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