From: tip-bot for Mark Langsdorf <mark.langsdorf@amd.com>
To: linux-tip-commits@vger.kernel.org
Cc: linux-kernel@vger.kernel.org, hpa@zytor.com, mingo@redhat.com,
mark.langsdorf@amd.com, trenn@suse.de, tglx@linutronix.de,
borislav.petkov@amd.com
Subject: [tip:x86/cpu] powernow-k8: Fix frequency reporting
Date: Fri, 9 Apr 2010 22:19:59 GMT [thread overview]
Message-ID: <tip-679370641e3675633cad222449262abbe93a4a2a@git.kernel.org> (raw)
In-Reply-To: <1270065406-1814-6-git-send-email-bp@amd64.org>
Commit-ID: 679370641e3675633cad222449262abbe93a4a2a
Gitweb: http://git.kernel.org/tip/679370641e3675633cad222449262abbe93a4a2a
Author: Mark Langsdorf <mark.langsdorf@amd.com>
AuthorDate: Wed, 31 Mar 2010 21:56:45 +0200
Committer: H. Peter Anvin <hpa@zytor.com>
CommitDate: Fri, 9 Apr 2010 14:07:47 -0700
powernow-k8: Fix frequency reporting
With F10, model 10, all valid frequencies are in the ACPI _PST table.
Cc: <stable@kernel.org> # 33.x 32.x
Signed-off-by: Mark Langsdorf <mark.langsdorf@amd.com>
LKML-Reference: <1270065406-1814-6-git-send-email-bp@amd64.org>
Signed-off-by: Borislav Petkov <borislav.petkov@amd.com>
Reviewed-by: Thomas Renninger <trenn@suse.de>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
---
arch/x86/kernel/cpu/cpufreq/powernow-k8.c | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/arch/x86/kernel/cpu/cpufreq/powernow-k8.c b/arch/x86/kernel/cpu/cpufreq/powernow-k8.c
index 52fce63..6f3dc8f 100644
--- a/arch/x86/kernel/cpu/cpufreq/powernow-k8.c
+++ b/arch/x86/kernel/cpu/cpufreq/powernow-k8.c
@@ -935,7 +935,8 @@ static int fill_powernow_table_pstate(struct powernow_k8_data *data,
powernow_table[i].index = index;
/* Frequency may be rounded for these */
- if (boot_cpu_data.x86 == 0x10 || boot_cpu_data.x86 == 0x11) {
+ if ((boot_cpu_data.x86 == 0x10 && boot_cpu_data.x86_model < 10)
+ || boot_cpu_data.x86 == 0x11) {
powernow_table[i].frequency =
freq_from_fid_did(lo & 0x3f, (lo >> 6) & 7);
} else
next prev parent reply other threads:[~2010-04-09 22:20 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-03-31 19:56 [-v3 PATCH 0/6] powernow-k8: Core Performance Boost and effective frequency support Borislav Petkov
2010-03-31 19:56 ` [PATCH 1/6] x86, cpu: Add AMD core boosting feature flag to /proc/cpuinfo Borislav Petkov
2010-04-09 22:18 ` [tip:x86/cpu] " tip-bot for Borislav Petkov
2010-03-31 19:56 ` [PATCH 2/6] powernow-k8: Add core performance boost support Borislav Petkov
2010-04-09 22:19 ` [tip:x86/cpu] " tip-bot for Borislav Petkov
2010-03-31 19:56 ` [PATCH 3/6] x86: Unify APERF/MPERF support Borislav Petkov
2010-04-09 22:19 ` [tip:x86/cpu] " tip-bot for Borislav Petkov
2010-05-03 23:21 ` [tip:x86/cpu] x86, cpu: Make APERF/MPERF a normal table-driven flag tip-bot for H. Peter Anvin
2010-03-31 19:56 ` [PATCH 4/6] cpufreq: Add APERF/MPERF support for AMD processors Borislav Petkov
2010-04-01 9:01 ` Marvin
2010-04-01 10:36 ` Borislav Petkov
2010-04-01 11:46 ` Marvin
2010-04-01 14:00 ` Borislav Petkov
2010-04-01 14:19 ` [-v3.1 PATCH " Borislav Petkov
2010-04-09 22:19 ` [tip:x86/cpu] x86, " tip-bot for Mark Langsdorf
2010-03-31 19:56 ` [PATCH 5/6] powernow-k8: Fix frequency reporting Borislav Petkov
2010-04-09 22:19 ` tip-bot for Mark Langsdorf [this message]
2010-05-03 13:09 ` [tip:x86/urgent] " tip-bot for Mark Langsdorf
2010-03-31 19:56 ` [PATCH 6/6] cpufreq: Unify sysfs attribute definition macros Borislav Petkov
2010-04-09 22:20 ` [tip:x86/cpu] " tip-bot for Borislav Petkov
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