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authorMurali Karicheri <m-karicheri2@ti.com>2015-03-03 20:52:11 +0300
committerBjorn Helgaas <bhelgaas@google.com>2015-03-03 23:42:57 +0300
commit6675a601d72be408025e675599702e30a99188aa (patch)
tree3eeb9457aba240725c97f1aff5eb944b9ef1a8c2 /include/linux/pci.h
parent0c79c81c779fe54e67c0ce8c1fda551ca57d8a35 (diff)
downloadlinux-6675a601d72be408025e675599702e30a99188aa.tar.xz
PCI: Add helper functions pci_get[put]_host_bridge_device()
Add helper functions to get/put the root bus's host bridge device. Tested-by: Suravee Suthikulpanit <Suravee.Suthikulpanit@amd.com> (AMD Seattle) Signed-off-by: Murali Karicheri <m-karicheri2@ti.com> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com> Reviewed-by: Catalin Marinas <catalin.marinas@arm.com> Acked-by: Will Deacon <will.deacon@arm.com> CC: Joerg Roedel <joro@8bytes.org> CC: Grant Likely <grant.likely@linaro.org> CC: Rob Herring <robh+dt@kernel.org> CC: Russell King <linux@arm.linux.org.uk> CC: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'include/linux/pci.h')
-rw-r--r--include/linux/pci.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/pci.h b/include/linux/pci.h
index 211e9da8a7d7..a379513bddef 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -510,6 +510,9 @@ static inline struct pci_dev *pci_upstream_bridge(struct pci_dev *dev)
return dev->bus->self;
}
+struct device *pci_get_host_bridge_device(struct pci_dev *dev);
+void pci_put_host_bridge_device(struct device *dev);
+
#ifdef CONFIG_PCI_MSI
static inline bool pci_dev_msi_enabled(struct pci_dev *pci_dev)
{