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resource: add bus number support

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Add support for bus number resources.  This is for bridges with a range of
bus numbers behind them.

Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com>
Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
Bjorn Helgaas
2010-03-05 10:47:42 -07:00
committed by Len Brown
parent cd7e9fcd1f
commit 0f4050c7d3
2 changed files with 10 additions and 0 deletions
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include/linux/ioport.h
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@@ -39,6 +39,7 @@ struct resource_list {
#define IORESOURCE_MEM 0x00000200
#define IORESOURCE_IRQ 0x00000400
#define IORESOURCE_DMA 0x00000800
#define IORESOURCE_BUS 0x00001000
#define IORESOURCE_PREFETCH 0x00002000 /* No side effects */
#define IORESOURCE_READONLY 0x00004000