From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934131AbXCVX1L (ORCPT ); Thu, 22 Mar 2007 19:27:11 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S933413AbXCVX1K (ORCPT ); Thu, 22 Mar 2007 19:27:10 -0400 Received: from vena.lwn.net ([206.168.112.25]:43352 "EHLO vena.lwn.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S934131AbXCVX1J (ORCPT ); Thu, 22 Mar 2007 19:27:09 -0400 X-Greylist: delayed 2009 seconds by postgrey-1.27 at vger.kernel.org; Thu, 22 Mar 2007 19:27:09 EDT To: akpm@linux-foundation.org Subject: [PATCH] Fix up PCI power management doc cc: linux-kernel@vger.kernel.org From: Jonathan Corbet Date: Thu, 22 Mar 2007 16:53:40 -0600 Message-ID: <24815.1174604020@lwn.net> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org I noticed that the PCI power management document file had fallen a little behind the times, so I fixed it up. jon Update the documentation of PCI power management functions. Signed-off-by: Jonathan Corbet diff --git a/Documentation/power/pci.txt b/Documentation/power/pci.txt index c750f9f..b6a3cbf 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