From: Jiang Liu <jiang.liu@linux.intel.com>
To: "Rafael J. Wysocki" <rjw@rjwysocki.net>,
Thomas Gleixner <tglx@linutronix.de>,
Bjorn Helgaas <bhelgaas@google.com>,
Yinghai Lu <yinghai@kernel.org>, Borislav Petkov <bp@alien8.de>,
Len Brown <lenb@kernel.org>
Cc: Tony Luck <tony.luck@intel.com>,
x86@kernel.org, linux-kernel@vger.kernel.org,
linux-pci@vger.kernel.org, linux-acpi@vger.kernel.org,
Jiang Liu <jiang.liu@linux.intel.com>
Subject: [RFC Patch 08/19] ACPI: Add prefetch decoding to the address space parser
Date: Thu, 8 Jan 2015 10:32:55 +0800 [thread overview]
Message-ID: <1420684386-5975-9-git-send-email-jiang.liu@linux.intel.com> (raw)
In-Reply-To: <1420684386-5975-1-git-send-email-jiang.liu@linux.intel.com>
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 a56a64164410..abe3a29ad802 100644
--- a/drivers/acpi/resource.c
+++ b/drivers/acpi/resource.c
@@ -200,6 +200,9 @@ static bool acpi_decode_space(struct resource *res,
if (base->producer_consumer == ACPI_PRODUCER)
res->flags |= IORESOURCE_WINDOW;
+ if (base->info.mem.caching == ACPI_PREFETCHABLE_MEMORY)
+ res->flags |= IORESOURCE_PREFETCH;
+
return !(res->flags & IORESOURCE_DISABLED);
}
--
1.7.10.4
next prev parent reply other threads:[~2015-01-08 2:30 UTC|newest]
Thread overview: 51+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-01-08 2:32 [RFC Patch 00/19] Improve ACPI resource parsing interfaces and data structures Jiang Liu
2015-01-08 2:32 ` [RFC Patch 01/19] ACPI: Remove redundant check in function acpi_dev_resource_address_space() Jiang Liu
2015-01-08 2:32 ` [RFC Patch 02/19] ACPI: Implement proper length checks for mem resources Jiang Liu
2015-01-08 2:32 ` [RFC Patch 03/19] ACPI: Use the length check for io resources as well Jiang Liu
2015-01-08 2:32 ` [RFC Patch 04/19] ACPI: Let the parser return false for disabled resources Jiang Liu
2015-01-08 2:32 ` [RFC Patch 05/19] ACPI: Provide union for address_space64 and ext_address_space64 Jiang Liu
2015-01-21 0:32 ` Rafael J. Wysocki
2015-01-22 2:32 ` Zheng, Lv
2015-01-22 2:57 ` Jiang Liu
2015-01-22 3:24 ` Zheng, Lv
2015-01-22 10:38 ` Thomas Gleixner
2015-01-08 2:32 ` [RFC Patch 06/19] ACPI: Unify the parsing of address_space and ext_address_space Jiang Liu
2015-01-08 2:32 ` [RFC Patch 07/19] ACPI: Move the window flag logic to the combined parser Jiang Liu
2015-01-08 2:32 ` Jiang Liu [this message]
2015-01-21 0:35 ` [RFC Patch 08/19] ACPI: Add prefetch decoding to the address space parser Rafael J. Wysocki
2015-01-21 5:26 ` Jiang Liu
2015-01-21 14:48 ` Rafael J. Wysocki
2015-01-08 2:32 ` [RFC Patch 09/19] ACPI: Fix a bug in parsing ACPI Memroy24 resource Jiang Liu
2015-01-21 0:42 ` Rafael J. Wysocki
2015-01-21 2:15 ` Jiang Liu
2015-01-21 2:59 ` Rafael J. Wysocki
2015-01-21 2:48 ` Jiang Liu
2015-01-08 2:32 ` [RFC Patch 10/19] ACPI: Normalize return value of resource parser functions Jiang Liu
2015-01-08 2:32 ` [RFC Patch 11/19] ACPI: Set flag IORESOURCE_UNSET for unassigned resources Jiang Liu
2015-01-08 2:32 ` [RFC Patch 12/19] ACPI: Enforce stricter checks for address space descriptors Jiang Liu
2015-01-21 0:45 ` Rafael J. Wysocki
2015-01-21 2:18 ` Jiang Liu
2015-01-21 3:01 ` Rafael J. Wysocki
2015-01-08 2:33 ` [RFC Patch 13/19] ACPI: Return translation offset when parsing ACPI address space resources Jiang Liu
2015-01-08 2:33 ` [RFC Patch 14/19] ACPI: Translate resource into master side address for bridge window resources Jiang Liu
2015-01-21 0:50 ` Rafael J. Wysocki
2015-01-21 5:36 ` Jiang Liu
2015-01-21 14:48 ` Rafael J. Wysocki
2015-01-08 2:33 ` [RFC Patch 15/19] ACPI: Add field offset to struct resource_list_entry Jiang Liu
2015-01-21 0:53 ` Rafael J. Wysocki
2015-01-21 5:37 ` Jiang Liu
2015-01-21 14:47 ` Rafael J. Wysocki
2015-01-21 15:01 ` Jiang Liu
2015-01-08 2:33 ` [RFC Patch 16/19] ACPI: Introduce helper function acpi_dev_filter_resource_type() Jiang Liu
2015-01-15 21:30 ` Thomas Gleixner
2015-01-16 0:58 ` Jiang Liu
2015-01-08 2:33 ` [RFC Patch 17/19] resources: Move struct resource_list_entry from ACPI into resource core Jiang Liu
2015-01-21 1:10 ` Rafael J. Wysocki
2015-01-21 6:37 ` Jiang Liu
2015-01-21 9:43 ` Thomas Gleixner
2015-01-21 12:32 ` Jiang Liu
2015-01-08 2:33 ` [RFC Patch 18/19] PCI: Use common resource list management code instead of private implementation Jiang Liu
2015-01-08 2:33 ` [RFC Patch 19/19] x86/PCI/ACPI: Use common ACPI resource interfaces to simplify implementation Jiang Liu
2015-01-11 22:38 ` [RFC Patch 00/19] Improve ACPI resource parsing interfaces and data structures Rafael J. Wysocki
2015-01-19 14:26 ` Jiang Liu
2015-01-19 15:06 ` Rafael J. Wysocki
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