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ACPI: Add prefetch decoding to the address space parser

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Add support of PREFETCH attributre to ACPI address space and extended
address space parser.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Jiang Liu <jiang.liu@linux.intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Thomas Gleixner 2015-02-02 10:42:53 +08:00 • committed by Rafael J. Wysocki
parent 72e26b0d48
commit fcb29bbcd5
1 changed files with 3 additions and 0 deletions
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3
drivers/acpi/resource.c
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@ -200,6 +200,9 @@ static bool acpi_decode_space(struct resource *res,
if (addr->producer_consumer == ACPI_PRODUCER) if (addr->producer_consumer == ACPI_PRODUCER)
res->flags |= IORESOURCE_WINDOW; res->flags |= IORESOURCE_WINDOW;
if (addr->info.mem.caching == ACPI_PREFETCHABLE_MEMORY)
res->flags |= IORESOURCE_PREFETCH;
return !(res->flags & IORESOURCE_DISABLED); return !(res->flags & IORESOURCE_DISABLED);
} }