diff options
| author | Jiang Liu <jiang.liu@linux.intel.com> | 2015-10-14 14:29:36 +0800 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2015-10-16 22:18:51 +0200 |
| commit | 91236ecc74a25431138f71b6d52e130cd0f774b3 (patch) | |
| tree | b22c7f75693a86282bb95e9846e6e7cf8b2964cd /include/linux/ioport.h | |
| parent | 25cb62b76430a91cc6195f902e61c2cb84ade622 (diff) | |
ACPI/PCI: Enhance ACPI core to support sparse IO space
Enhance ACPI resource parsing interfaces to support sparse IO space,
which will be used to share common code between x86 and IA64 later.
Tested-by: Tony Luck <tony.luck@intel.com>
Signed-off-by: Jiang Liu <jiang.liu@linux.intel.com>
Reviewed-by: Hanjun Guo <hanjun.guo@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'include/linux/ioport.h')
| -rw-r--r-- | include/linux/ioport.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/ioport.h b/include/linux/ioport.h index 388e3ae94f7a..24bea087e7af 100644 --- a/include/linux/ioport.h +++ b/include/linux/ioport.h @@ -94,6 +94,7 @@ struct resource { /* PnP I/O specific bits (IORESOURCE_BITS) */ #define IORESOURCE_IO_16BIT_ADDR (1<<0) #define IORESOURCE_IO_FIXED (1<<1) +#define IORESOURCE_IO_SPARSE (1<<2) /* PCI ROM control bits (IORESOURCE_BITS) */ #define IORESOURCE_ROM_ENABLE (1<<0) /* ROM is enabled, same as PCI_ROM_ADDRESS_ENABLE */ |