diff options
author | Yu Zhao <yu.zhao@intel.com> | 2008-11-21 19:41:27 +0100 |
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committer | Jesse Barnes <jbarnes@virtuousgeek.org> | 2009-01-07 20:13:04 +0100 |
commit | 613e7ed6f72b1a115f7ece8ce1b66cf095de1348 (patch) | |
tree | 2af16f01cbf78f1de6b858788091a72fa57af6c8 /drivers/pci/pci.h | |
parent | PCI: allow pci_alloc_child_bus() to handle a NULL bridge (diff) | |
download | linux-613e7ed6f72b1a115f7ece8ce1b66cf095de1348.tar.xz linux-613e7ed6f72b1a115f7ece8ce1b66cf095de1348.zip |
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 d881fde8bb82..c4f4a1e6ea28 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 |