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x86/PCI: MMCONFIG: add virtual address to struct pci_mmcfg_region

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The virtual address is only used for x86_64, but it's so much simpler
to manage it as part of the pci_mmcfg_region that I think it's worth
wasting a pointer per MMCONFIG region on x86_32.

Reviewed-by: Yinghai Lu <yinghai@kernel.org>
Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
This commit is contained in:
Bjorn Helgaas
2009-11-13 17:34:39 -07:00
committed by Jesse Barnes
parent 2f2a8b9c90
commit 3f0f550392
2 changed files with 15 additions and 31 deletions
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arch/x86/include/asm/pci_x86.h
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@@ -124,6 +124,7 @@ extern int __init pcibios_init(void);
struct pci_mmcfg_region {
struct resource res;
u64 address;
char __iomem *virt;
u16 segment;
u8 start_bus;
u8 end_bus;