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PCI: Separate pci_bus_read_dev_vendor_id from pci_scan_device

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We can reuse it for pciehp probing.

-v2: according to Kenji, fix crs timeout checking, and export the function
     for later use when pciehp is compiled as a module.

Suggested-by: Matthew Wilcox <matthew@wil.cx>
Signed-off-by: Yinghai Lu <yinghai@kernel.org>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
This commit is contained in:
Yinghai Lu
2012-01-27 10:55:10 -08:00
committed by Jesse Barnes
parent ac205b7bb7
commit efdc87dab1
2 changed files with 39 additions and 23 deletions
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2
drivers/pci/pci.h
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@ -207,6 +207,8 @@ enum pci_bar_type {
pci_bar_mem64, /* A 64-bit memory BAR */
};
bool pci_bus_read_dev_vendor_id(struct pci_bus *bus, int devfn, u32 *pl,
int crs_timeout);
extern int pci_setup_device(struct pci_dev *dev);
extern int __pci_read_base(struct pci_dev *dev, enum pci_bar_type type,
struct resource *res, unsigned int reg);