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powerpc/pci: Introduce pci_remove_device_node_info()

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This implements and exports pci_remove_device_node_info(). It's
used to remove the pdn (struct pci_dn) for the indicated device
node. The function is going to be used by PowerNV PCI hotplug
driver.

Signed-off-by: Gavin Shan <gwshan@linux.vnet.ibm.com>
Reviewed-by: Alexey Kardashevskiy <aik@ozlabs.ru>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
This commit is contained in:
Gavin Shan
2016-05-03 15:41:41 +10:00
committed by Michael Ellerman
parent d8f66f411e
commit de5a28ac5a
2 changed files with 24 additions and 0 deletions
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1
arch/powerpc/include/asm/pci-bridge.h
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@@ -237,6 +237,7 @@ extern struct pci_dn *add_dev_pci_data(struct pci_dev *pdev);
extern void remove_dev_pci_data(struct pci_dev *pdev);
extern struct pci_dn *pci_add_device_node_info(struct pci_controller *hose,
struct device_node *dn);
extern void pci_remove_device_node_info(struct device_node *dn);
static inline int pci_device_from_OF_node(struct device_node *np,
u8 *bus, u8 *devfn)