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| author | Ram Pai <linuxram@us.ibm.com> | 2011-07-26 00:08:41 +0400 |
|---|---|---|
| committer | Jesse Barnes <jbarnes@virtuousgeek.org> | 2011-08-01 22:50:40 +0400 |
| commit | 0a2daa1cf35004f5adbf4138555cc5669abf3a3e (patch) | |
| tree | 035bd37e33f7e95f226d9e46e173c043f0fbe018 /drivers/pci/pci.h | |
| parent | 2aceefcbd5a73059e5f52831817ec277e987440d (diff) | |
| download | linux-0a2daa1cf35004f5adbf4138555cc5669abf3a3e.tar.xz | |
PCI: make cardbus-bridge resources optional
Allocate resources to cardbus bridge only after all other genuine
resources requests are satisfied. Dont retry if resource allocation
for cardbus-bridges fail.
Signed-off-by: Ram Pai <linuxram@us.ibm.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Diffstat (limited to 'drivers/pci/pci.h')
| -rw-r--r-- | drivers/pci/pci.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h index c8cee764b0de..b74084e9ca12 100644 --- a/drivers/pci/pci.h +++ b/drivers/pci/pci.h @@ -283,6 +283,8 @@ static inline int pci_iov_bus_range(struct pci_bus *bus) #endif /* CONFIG_PCI_IOV */ +extern unsigned long pci_cardbus_resource_alignment(struct resource *); + static inline resource_size_t pci_resource_alignment(struct pci_dev *dev, struct resource *res) { @@ -292,6 +294,8 @@ static inline resource_size_t pci_resource_alignment(struct pci_dev *dev, if (resno >= PCI_IOV_RESOURCES && resno <= PCI_IOV_RESOURCE_END) return pci_sriov_resource_alignment(dev, resno); #endif + if (dev->class >> 8 == PCI_CLASS_BRIDGE_CARDBUS) + return pci_cardbus_resource_alignment(res); return resource_alignment(res); } |