ACPI: Add prefetch decoding to the address space parser
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>
diff --git a/drivers/acpi/resource.c b/drivers/acpi/resource.c
index 15d1793..7ce00a6 100644
--- a/drivers/acpi/resource.c
+++ b/drivers/acpi/resource.c
@@ -200,6 +200,9 @@
if (addr->producer_consumer == ACPI_PRODUCER)
res->flags |= IORESOURCE_WINDOW;
+ if (addr->info.mem.caching == ACPI_PREFETCHABLE_MEMORY)
+ res->flags |= IORESOURCE_PREFETCH;
+
return !(res->flags & IORESOURCE_DISABLED);
}