diff options
| author | Thierry Reding <thierry.reding@avionic-design.de> | 2013-05-16 17:55:18 +0200 |
|---|---|---|
| committer | Richard Zhu <r65037@freescale.com> | 2013-11-20 14:10:31 +0800 |
| commit | 7e9201cbcfbcdf728a699f24d429ccbc54746cc5 (patch) | |
| tree | 9bcb788b9666bec29bd4aa5779ea8d20be63ca02 /include | |
| parent | 9aecee1fd6a68f54adbc2093ff50f757dfb211b2 (diff) | |
of/pci: Add of_pci_get_devfn() function
This function can be used to parse the device and function number from a
standard 5-cell PCI resource. PCI_SLOT() and PCI_FUNC() can be used on
the returned value obtain the device and function numbers respectively.
Signed-off-by: Thierry Reding <thierry.reding@avionic-design.de>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Signed-off-by: Jason Cooper <jason@lakedaemon.net>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/of_pci.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/of_pci.h b/include/linux/of_pci.h index bb115deb7612..91ec484e0045 100644 --- a/include/linux/of_pci.h +++ b/include/linux/of_pci.h @@ -10,5 +10,6 @@ int of_irq_map_pci(const struct pci_dev *pdev, struct of_irq *out_irq); struct device_node; struct device_node *of_pci_find_child_device(struct device_node *parent, unsigned int devfn); +int of_pci_get_devfn(struct device_node *np); #endif |