This is a note to let you know that I've just added the patch titled
hwmon: (coretemp) Add support for Atom D2000 and N2000 series CPU models
to the 3.4-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
hwmon-coretemp-add-support-for-atom-d2000-and-n2000-series-cpu-models.patch
and it can be found in the queue-3.4 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From 1676fff2a36011956eaa7a5a6c892bb9ddc31e4d Mon Sep 17 00:00:00 2001
From: Guenter Roeck <linux@xxxxxxxxxxxx>
Date: Sun, 17 Jun 2012 18:05:05 +0200
Subject: hwmon: (coretemp) Add support for Atom D2000 and N2000 series CPU models
From: Guenter Roeck <linux@xxxxxxxxxxxx>
commit 5592906f8b01282ea3c2acaf641fd067ad4bb3dc upstream.
Document the Atom series D2000 and N2000 (Cedar Trail) as being supported.
List and set TjMax for those series.
Cc: Fenghua Yu <fenghua.yu@xxxxxxxxx>
Cc: "R, Durgadoss" <durgadoss.r@xxxxxxxxx>
Signed-off-by: Guenter Roeck <linux@xxxxxxxxxxxx>
Signed-off-by: Jean Delvare <khali@xxxxxxxxxxxx>
Signed-off-by: Ben Hutchings <ben@xxxxxxxxxxxxxxx>
Cc: Qiang Huang <h.huangqiang@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
Documentation/hwmon/coretemp | 5 ++++-
drivers/hwmon/coretemp.c | 3 +++
2 files changed, 7 insertions(+), 1 deletion(-)
--- a/Documentation/hwmon/coretemp
+++ b/Documentation/hwmon/coretemp
@@ -7,7 +7,8 @@ Supported chips:
CPUID: family 0x6, models 0xe (Pentium M DC), 0xf (Core 2 DC 65nm),
0x16 (Core 2 SC 65nm), 0x17 (Penryn 45nm),
0x1a (Nehalem), 0x1c (Atom), 0x1e (Lynnfield),
- 0x26 (Tunnel Creek Atom), 0x27 (Medfield Atom)
+ 0x26 (Tunnel Creek Atom), 0x27 (Medfield Atom),
+ 0x36 (Cedar Trail Atom)
Datasheet: Intel 64 and IA-32 Architectures Software Developer's Manual
Volume 3A: System Programming Guide
http://softwarecommunity.intel.com/Wiki/Mobility/720.htm
@@ -68,6 +69,8 @@ Process Processor TjMax(C)
32nm Atom Processors
Z2460 90
+ D2700/2550/2500 100
+ N2850/2800/2650/2600 100
45nm Xeon Processors 5400 Quad-Core
X5492, X5482, X5472, X5470, X5460, X5450 85
--- a/drivers/hwmon/coretemp.c
+++ b/drivers/hwmon/coretemp.c
@@ -224,6 +224,9 @@ static int __cpuinit adjust_tjmax(struct
tjmax = 90000;
pci_dev_put(host_bridge);
+ } else if (c->x86_model == 0x36) {
+ usemsr_ee = 0;
+ tjmax = 100000;
}
if (c->x86_model > 0xe && usemsr_ee) {
Patches currently in stable-queue which might be from linux@xxxxxxxxxxxx are
queue-3.4/hwmon-coretemp-add-support-for-atom-d2000-and-n2000-series-cpu-models.patch
queue-3.4/hwmon-applesmc-always-read-until-end-of-data.patch
queue-3.4/hwmon-coretemp-add-support-for-atom-ce4110-4150-4170.patch
queue-3.4/hwmon-coretemp-improve-support-for-tjmax-detection-on-atom-cpus.patch
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