diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2008-04-21 18:58:35 -0400 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-04-21 18:58:35 -0400 |
commit | bda0c0afa7a694bb1459fd023515aca681e4d79a (patch) | |
tree | cd8b9d9811463de2065cbe79d59689082d6c53cf /include/linux/pci-aspm.h | |
parent | 904e0ab54b7591b9cb01cfc0dbbedcc8bc0d949b (diff) | |
parent | af40b485ea2d957ae2f237ab0e33539ae8f29562 (diff) |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/pci-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/pci-2.6: (42 commits)
PCI: Change PCI subsystem MAINTAINER
PCI: pci-iommu-iotlb-flushing-speedup
PCI: pci_setup_bridge() mustn't be __devinit
PCI: pci_bus_size_cardbus() mustn't be __devinit
PCI: pci_scan_device() mustn't be __devinit
PCI: pci_alloc_child_bus() mustn't be __devinit
PCI: replace remaining __FUNCTION__ occurrences
PCI: Hotplug: fakephp: Return success, not ENODEV, when bus rescan is triggered
PCI: Hotplug: Fix leaks in IBM Hot Plug Controller Driver - ibmphp_init_devno()
PCI: clean up resource alignment management
PCI: aerdrv_acpi.c: remove unneeded NULL check
PCI: Update VIA CX700 quirk
PCI: Expose PCI VPD through sysfs
PCI: iommu: iotlb flushing
PCI: simplify quirk debug output
PCI: iova RB tree setup tweak
PCI: parisc: use generic pci_enable_resources()
PCI: ppc: use generic pci_enable_resources()
PCI: powerpc: use generic pci_enable_resources()
PCI: ia64: use generic pci_enable_resources()
...
Diffstat (limited to 'include/linux/pci-aspm.h')
-rw-r--r-- | include/linux/pci-aspm.h | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/include/linux/pci-aspm.h b/include/linux/pci-aspm.h new file mode 100644 index 000000000000..a1a1e618e996 --- /dev/null +++ b/include/linux/pci-aspm.h | |||
@@ -0,0 +1,56 @@ | |||
1 | /* | ||
2 | * aspm.h | ||
3 | * | ||
4 | * PCI Express ASPM defines and function prototypes | ||
5 | * | ||
6 | * Copyright (C) 2007 Intel Corp. | ||
7 | * Zhang Yanmin (yanmin.zhang@intel.com) | ||
8 | * Shaohua Li (shaohua.li@intel.com) | ||
9 | * | ||
10 | * For more information, please consult the following manuals (look at | ||
11 | * http://www.pcisig.com/ for how to get them): | ||
12 | * | ||
13 | * PCI Express Specification | ||
14 | */ | ||
15 | |||
16 | #ifndef LINUX_ASPM_H | ||
17 | #define LINUX_ASPM_H | ||
18 | |||
19 | #include <linux/pci.h> | ||
20 | |||
21 | #define PCIE_LINK_STATE_L0S 1 | ||
22 | #define PCIE_LINK_STATE_L1 2 | ||
23 | #define PCIE_LINK_STATE_CLKPM 4 | ||
24 | |||
25 | #ifdef CONFIG_PCIEASPM | ||
26 | extern void pcie_aspm_init_link_state(struct pci_dev *pdev); | ||
27 | extern void pcie_aspm_exit_link_state(struct pci_dev *pdev); | ||
28 | extern void pcie_aspm_pm_state_change(struct pci_dev *pdev); | ||
29 | extern void pci_disable_link_state(struct pci_dev *pdev, int state); | ||
30 | #else | ||
31 | static inline void pcie_aspm_init_link_state(struct pci_dev *pdev) | ||
32 | { | ||
33 | } | ||
34 | static inline void pcie_aspm_exit_link_state(struct pci_dev *pdev) | ||
35 | { | ||
36 | } | ||
37 | static inline void pcie_aspm_pm_state_change(struct pci_dev *pdev) | ||
38 | { | ||
39 | } | ||
40 | static inline void pci_disable_link_state(struct pci_dev *pdev, int state) | ||
41 | { | ||
42 | } | ||
43 | #endif | ||
44 | |||
45 | #ifdef CONFIG_PCIEASPM_DEBUG /* this depends on CONFIG_PCIEASPM */ | ||
46 | extern void pcie_aspm_create_sysfs_dev_files(struct pci_dev *pdev); | ||
47 | extern void pcie_aspm_remove_sysfs_dev_files(struct pci_dev *pdev); | ||
48 | #else | ||
49 | static inline void pcie_aspm_create_sysfs_dev_files(struct pci_dev *pdev) | ||
50 | { | ||
51 | } | ||
52 | static inline void pcie_aspm_remove_sysfs_dev_files(struct pci_dev *pdev) | ||
53 | { | ||
54 | } | ||
55 | #endif | ||
56 | #endif /* LINUX_ASPM_H */ | ||