add haswell pstate support

This commit is contained in:
Tobias Powalowski 2013-09-25 15:58:07 +00:00
parent d316b6a0bc
commit faf5e2e2e0
2 changed files with 43 additions and 3 deletions

View File

@ -0,0 +1,32 @@
From 6cdcdb793791f776ea9408581b1242b636d43b37 Mon Sep 17 00:00:00 2001
From: Nell Hardcastle <nell@spicious.com>
Date: Sun, 30 Jun 2013 22:58:57 +0000
Subject: intel_pstate: Add Haswell CPU models
Enable the intel_pstate driver for Haswell CPUs. One missing Ivy Bridge
model (0x3E) is also included. Models referenced from
tools/power/x86/turbostat/turbostat.c:has_nehalem_turbo_ratio_limit
Signed-off-by: Nell Hardcastle <nell@spicious.com>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Acked-by: Dirk Brandewie <dirk.j.brandewie@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
---
diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c
index 6efd96c..9733f29 100644
--- a/drivers/cpufreq/intel_pstate.c
+++ b/drivers/cpufreq/intel_pstate.c
@@ -522,6 +522,11 @@ static const struct x86_cpu_id intel_pstate_cpu_ids[] = {
ICPU(0x2a, default_policy),
ICPU(0x2d, default_policy),
ICPU(0x3a, default_policy),
+ ICPU(0x3c, default_policy),
+ ICPU(0x3e, default_policy),
+ ICPU(0x3f, default_policy),
+ ICPU(0x45, default_policy),
+ ICPU(0x46, default_policy),
{}
};
MODULE_DEVICE_TABLE(x86cpu, intel_pstate_cpu_ids);
--
cgit v0.9.2

View File

@ -5,7 +5,7 @@ pkgbase=linux # Build stock -ARCH kernel
#pkgbase=linux-custom # Build kernel with a different name
_srcname=linux-3.11
pkgver=3.11.1
pkgrel=2
pkgrel=3
arch=('i686' 'x86_64')
url="http://www.kernel.org/"
license=('GPL2')
@ -19,7 +19,8 @@ source=("http://www.kernel.org/pub/linux/kernel/v3.x/${_srcname}.tar.xz"
'linux.preset'
'change-default-console-loglevel.patch'
'criu-no-expert.patch'
'3.11.1-fix-skge.patch')
'3.11.1-fix-skge.patch'
'3.11-haswell-intel_pstate.patch')
md5sums=('fea363551ff45fbe4cb88497b863b261'
'43331cad943b9540afea49ad8ce5cf46'
'247d9bafa184e2d9a27c1a0485419fff'
@ -27,7 +28,9 @@ md5sums=('fea363551ff45fbe4cb88497b863b261'
'eb14dcfd80c00852ef81ded6e826826a'
'98beb36f9b8cf16e58de2483ea9985e3'
'd50c1ac47394e9aec637002ef3392bd1'
'4fcee2b4485492dcfdead632275198eb')
'4fcee2b4485492dcfdead632275198eb'
'1040ae6c10d4a68f89899f94a2318a17')
_kernelname=${pkgbase#linux}
@ -54,6 +57,11 @@ prepare() {
# #36865 fix broken skge network module
patch -Np1 -i "${srcdir}/3.11.1-fix-skge.patch"
# add intel haswell support to intel_pstate
# https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/patch/?id=6cdcdb793791f776ea9408581b1242b636d43b37
# will be in 3.12
patch -Np1 -i "${srcdir}/3.11-haswell-intel_pstate.patch"
# allow criu without expert option set
# patch from fedora
patch -Np1 -i "${srcdir}/criu-no-expert.patch"