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| author | Yu Zhao <yu.zhao@intel.com> | 2008-11-22 02:41:27 +0800 |
|---|---|---|
| committer | Jesse Barnes <jbarnes@virtuousgeek.org> | 2009-01-07 11:13:04 -0800 |
| commit | 613e7ed6f72b1a115f7ece8ce1b66cf095de1348 (patch) | |
| tree | 2af16f01cbf78f1de6b858788091a72fa57af6c8 /drivers/pci/pci.h | |
| parent | 3789fa8a2e534523c896a32a9f27f78d52ad7d82 (diff) | |
| download | op-kernel-dev-613e7ed6f72b1a115f7ece8ce1b66cf095de1348.zip op-kernel-dev-613e7ed6f72b1a115f7ece8ce1b66cf095de1348.tar.gz | |
PCI: add a new function to map BAR offsets
Add a function to map a given resource number to a corresponding
register so drivers can get the offset and type of device specific BARs.
Signed-off-by: Yu Zhao <yu.zhao@intel.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Diffstat (limited to 'drivers/pci/pci.h')
| -rw-r--r-- | drivers/pci/pci.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h index d881fde..c4f4a1e 100644 --- a/drivers/pci/pci.h +++ b/drivers/pci/pci.h @@ -171,6 +171,8 @@ enum pci_bar_type { extern int __pci_read_base(struct pci_dev *dev, enum pci_bar_type type, struct resource *res, unsigned int reg); +extern int pci_resource_bar(struct pci_dev *dev, int resno, + enum pci_bar_type *type); extern void pci_enable_ari(struct pci_dev *dev); /** * pci_ari_enabled - query ARI forwarding status |
