diff options
| author | Yinghai Lu <yinghai@kernel.org> | 2009-11-25 05:05:12 +0300 |
|---|---|---|
| committer | Jesse Barnes <jbarnes@virtuousgeek.org> | 2009-12-05 03:00:17 +0300 |
| commit | 575939cf548951dde8df0786899ea5a91bb669b2 (patch) | |
| tree | 827fd5a0645d83e87879d7e62f53f51e59f7c54d /arch/x86/pci/i386.c | |
| parent | f9f45604edcf87ac86a9d68ca54106c5fb743719 (diff) | |
| download | linux-575939cf548951dde8df0786899ea5a91bb669b2.tar.xz | |
x86/PCI: claim SR-IOV BARs in pcibios_allocate_resource
This allows us to use the BIOS SR-IOV allocations rather than assigning
our own later on.
Signed-off-by: Yinghai Lu <yinghai@kernel.org>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Diffstat (limited to 'arch/x86/pci/i386.c')
| -rw-r--r-- | arch/x86/pci/i386.c | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/arch/x86/pci/i386.c b/arch/x86/pci/i386.c index b73c09f45210..5dc9e8c63fcd 100644 --- a/arch/x86/pci/i386.c +++ b/arch/x86/pci/i386.c @@ -146,16 +146,29 @@ static void __init pcibios_allocate_bus_resources(struct list_head *bus_list) } } +struct pci_check_idx_range { + int start; + int end; +}; + static void __init pcibios_allocate_resources(int pass) { struct pci_dev *dev = NULL; - int idx, disabled; + int idx, disabled, i; u16 command; struct resource *r; + struct pci_check_idx_range idx_range[] = { + { PCI_STD_RESOURCES, PCI_STD_RESOURCE_END }, +#ifdef CONFIG_PCI_IOV + { PCI_IOV_RESOURCES, PCI_IOV_RESOURCE_END }, +#endif + }; + for_each_pci_dev(dev) { pci_read_config_word(dev, PCI_COMMAND, &command); - for (idx = 0; idx < PCI_ROM_RESOURCE; idx++) { + for (i = 0; i < ARRAY_SIZE(idx_range); i++) + for (idx = idx_range[i].start; idx <= idx_range[i].end; idx++) { r = &dev->resource[idx]; if (r->parent) /* Already allocated */ continue; |