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Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
PCI/ASPM: Unexport internal ASPM interfaces
Several of the interfaces defined in include/linux/pci-aspm.h are used only
internally from the PCI core:
pcie_aspm_init_link_state()
pcie_aspm_exit_link_state()
pcie_aspm_pm_state_change()
pcie_aspm_powersave_config_link()
pcie_aspm_create_sysfs_dev_files()
pcie_aspm_remove_sysfs_dev_files()
Move these to the internal drivers/pci/pci.h header so they don't clutter
the driver interface.
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
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drivers/pci/pci.h
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drivers/pci/pci.h
···
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void pci_enable_acs(struct pci_dev *dev);
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#ifdef CONFIG_PCIEASPM
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void pcie_aspm_init_link_state(struct pci_dev *pdev);
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void pcie_aspm_exit_link_state(struct pci_dev *pdev);
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void pcie_aspm_pm_state_change(struct pci_dev *pdev);
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void pcie_aspm_powersave_config_link(struct pci_dev *pdev);
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#else
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static inline void pcie_aspm_init_link_state(struct pci_dev *pdev) { }
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static inline void pcie_aspm_exit_link_state(struct pci_dev *pdev) { }
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static inline void pcie_aspm_pm_state_change(struct pci_dev *pdev) { }
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static inline void pcie_aspm_powersave_config_link(struct pci_dev *pdev) { }
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#endif
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#ifdef CONFIG_PCIEASPM_DEBUG
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void pcie_aspm_create_sysfs_dev_files(struct pci_dev *pdev);
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void pcie_aspm_remove_sysfs_dev_files(struct pci_dev *pdev);
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#else
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static inline void pcie_aspm_create_sysfs_dev_files(struct pci_dev *pdev) { }
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static inline void pcie_aspm_remove_sysfs_dev_files(struct pci_dev *pdev) { }
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#endif
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#ifdef CONFIG_PCIE_PTM
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void pci_ptm_init(struct pci_dev *dev);
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#else
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include/linux/pci-aspm.h
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include/linux/pci-aspm.h
···
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#define PCIE_LINK_STATE_CLKPM 4
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#ifdef CONFIG_PCIEASPM
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void pcie_aspm_init_link_state(struct pci_dev *pdev);
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void pcie_aspm_exit_link_state(struct pci_dev *pdev);
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void pcie_aspm_pm_state_change(struct pci_dev *pdev);
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void pcie_aspm_powersave_config_link(struct pci_dev *pdev);
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void pci_disable_link_state(struct pci_dev *pdev, int state);
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void pci_disable_link_state_locked(struct pci_dev *pdev, int state);
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void pcie_no_aspm(void);
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#else
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static inline void pcie_aspm_init_link_state(struct pci_dev *pdev)
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{
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}
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static inline void pcie_aspm_exit_link_state(struct pci_dev *pdev)
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{
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}
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static inline void pcie_aspm_pm_state_change(struct pci_dev *pdev)
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{
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}
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static inline void pcie_aspm_powersave_config_link(struct pci_dev *pdev)
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{
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}
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static inline void pci_disable_link_state(struct pci_dev *pdev, int state)
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{
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}
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static inline void pcie_no_aspm(void)
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{
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}
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static inline void pci_disable_link_state(struct pci_dev *pdev, int state) { }
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static inline void pcie_no_aspm(void) { }
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#endif
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#ifdef CONFIG_PCIEASPM_DEBUG /* this depends on CONFIG_PCIEASPM */
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void pcie_aspm_create_sysfs_dev_files(struct pci_dev *pdev);
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void pcie_aspm_remove_sysfs_dev_files(struct pci_dev *pdev);
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#else
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static inline void pcie_aspm_create_sysfs_dev_files(struct pci_dev *pdev)
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{
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}
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static inline void pcie_aspm_remove_sysfs_dev_files(struct pci_dev *pdev)
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{
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}
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#endif
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#endif /* LINUX_ASPM_H */