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| author | Sebastian Ott <sebott@linux.vnet.ibm.com> | 2013-08-20 16:41:02 +0200 |
|---|---|---|
| committer | Bjorn Helgaas <bhelgaas@google.com> | 2013-08-22 14:11:32 -0600 |
| commit | 699c1985587aad3432c5ae19801efb4186db8b7a (patch) | |
| tree | fe169fdbf3111a1ce264115da81b30837adf6079 /include/linux/pci.h | |
| parent | 4b1ced841b2e31470ae4bb47988891754ce4d8c7 (diff) | |
| download | linux-stable-699c1985587aad3432c5ae19801efb4186db8b7a.tar.gz linux-stable-699c1985587aad3432c5ae19801efb4186db8b7a.tar.bz2 linux-stable-699c1985587aad3432c5ae19801efb4186db8b7a.zip | |
PCI: Add pcibios_pm_ops for optional arch-specific hibernate functionality
Platforms may want to provide architecture-specific functionality when
a PCI device is doing a hibernate transition. Add a weak symbol
pcibios_pm_ops that architectures can override to do so.
[bhelgaas: fold in return value checks from v2 patch]
Signed-off-by: Sebastian Ott <sebott@linux.vnet.ibm.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Diffstat (limited to 'include/linux/pci.h')
| -rw-r--r-- | include/linux/pci.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/pci.h b/include/linux/pci.h index 0fd1f1582fa1..89ed12379f2f 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -1648,6 +1648,10 @@ int pcibios_set_pcie_reset_state(struct pci_dev *dev, int pcibios_add_device(struct pci_dev *dev); void pcibios_release_device(struct pci_dev *dev); +#ifdef CONFIG_HIBERNATE_CALLBACKS +extern struct dev_pm_ops pcibios_pm_ops; +#endif + #ifdef CONFIG_PCI_MMCONFIG void __init pci_mmcfg_early_init(void); void __init pci_mmcfg_late_init(void); |