Messages in this thread Patch in this message | | | From | Jiang Liu <> | Subject | [Patch v2 08/23] ACPI: Add prefetch decoding to the address space parser | Date | Mon, 2 Feb 2015 10:42:53 +0800 |
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From: Thomas Gleixner <tglx@linutronix.de>
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> --- drivers/acpi/resource.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/drivers/acpi/resource.c b/drivers/acpi/resource.c index 15d17937c431..7ce00a63f695 100644 --- a/drivers/acpi/resource.c +++ b/drivers/acpi/resource.c @@ -200,6 +200,9 @@ static bool acpi_decode_space(struct resource *res, 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); } -- 1.7.10.4
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