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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2008-02-02 14:29:33 +1100 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-02-02 14:29:33 +1100 |
| commit | 215e871aaa3d94540121a3809d80d0c5e5686e4f (patch) | |
| tree | 0ed6469c5ad04db8cfa0edb58c676d5155df20cd /include/linux/aspm.h | |
| parent | b6cf160c4b788a31f6a4017a469b956ca77febf4 (diff) | |
| parent | fd7d1ced29e5beb88c9068801da7a362606d8273 (diff) | |
| download | blackbird-op-linux-215e871aaa3d94540121a3809d80d0c5e5686e4f.tar.gz blackbird-op-linux-215e871aaa3d94540121a3809d80d0c5e5686e4f.zip | |
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: (64 commits)
PCI: make pci_bus a struct device
PCI: fix codingstyle issues in include/linux/pci.h
PCI: fix codingstyle issues in drivers/pci/pci.h
PCI: PCIE ASPM support
PCI: Fix fakephp deadlock
PCI: modify SB700 SATA MSI quirk
PCI: Run ACPI _OSC method on root bridges only
PCI ACPI: AER driver should only register PCIe devices with _OSC
PCI ACPI: Added a function to register _OSC with only PCIe devices.
PCI: constify function pointer tables
PCI: Convert drivers/pci/proc.c to use unlocked_ioctl
pciehp: block new requests from the device before power off
pciehp: workaround against Bad DLLP during power off
pciehp: wait for 1000ms before LED operation after power off
PCI: Remove pci_enable_device_bars() from documentation
PCI: Remove pci_enable_device_bars()
PCI: Remove users of pci_enable_device_bars()
PCI: Add pci_enable_device_{io,mem} intefaces
PCI: avoid save the same type of cap multiple times
PCI: correctly initialize a structure for pcie_save_pcix_state()
...
Diffstat (limited to 'include/linux/aspm.h')
| -rw-r--r-- | include/linux/aspm.h | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/include/linux/aspm.h b/include/linux/aspm.h new file mode 100644 index 000000000000..f41a69895485 --- /dev/null +++ b/include/linux/aspm.h @@ -0,0 +1,44 @@ +/* + * aspm.h + * + * PCI Express ASPM defines and function prototypes + * + * Copyright (C) 2007 Intel Corp. + * Zhang Yanmin (yanmin.zhang@intel.com) + * Shaohua Li (shaohua.li@intel.com) + * + * For more information, please consult the following manuals (look at + * http://www.pcisig.com/ for how to get them): + * + * PCI Express Specification + */ + +#ifndef LINUX_ASPM_H +#define LINUX_ASPM_H + +#include <linux/pci.h> + +#define PCIE_LINK_STATE_L0S 1 +#define PCIE_LINK_STATE_L1 2 +#define PCIE_LINK_STATE_CLKPM 4 + +#ifdef CONFIG_PCIEASPM +extern void pcie_aspm_init_link_state(struct pci_dev *pdev); +extern void pcie_aspm_exit_link_state(struct pci_dev *pdev); +extern void pcie_aspm_pm_state_change(struct pci_dev *pdev); +extern void pci_disable_link_state(struct pci_dev *pdev, int state); +#else +#define pcie_aspm_init_link_state(pdev) do {} while (0) +#define pcie_aspm_exit_link_state(pdev) do {} while (0) +#define pcie_aspm_pm_state_change(pdev) do {} while (0) +#define pci_disable_link_state(pdev, state) do {} while (0) +#endif + +#ifdef CONFIG_PCIEASPM_DEBUG /* this depends on CONFIG_PCIEASPM */ +extern void pcie_aspm_create_sysfs_dev_files(struct pci_dev *pdev); +extern void pcie_aspm_remove_sysfs_dev_files(struct pci_dev *pdev); +#else +#define pcie_aspm_create_sysfs_dev_files(pdev) do {} while (0) +#define pcie_aspm_remove_sysfs_dev_files(pdev) do {} while (0) +#endif +#endif /* LINUX_ASPM_H */ |
