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authorSebastian Ott <sebott@linux.vnet.ibm.com>2013-08-20 16:41:02 +0200
committerBjorn Helgaas <bhelgaas@google.com>2013-08-22 14:11:32 -0600
commit699c1985587aad3432c5ae19801efb4186db8b7a (patch)
treefe169fdbf3111a1ce264115da81b30837adf6079 /include/linux/pci.h
parent4b1ced841b2e31470ae4bb47988891754ce4d8c7 (diff)
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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.h4
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);