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Message-Id: <1388997077-25138-1-git-send-email-artagnon@gmail.com>
Date: Mon, 6 Jan 2014 14:01:17 +0530
From: Ramkumar Ramachandra <artagnon@...il.com>
To: LKML <linux-kernel@...r.kernel.org>
Cc: Dirk Brandewie <dirk.brandewie@...il.com>,
"Rafael J. Wysocki" <rjw@...ysocki.net>,
Randy Dunlap <rdunlap@...radead.org>,
Linux PM <linux-pm@...r.kernel.org>
Subject: [PATCH] Documentation: add ABI entry for intel_pstate
Add a Documentation/ABI entry for
/sys/devices/system/cpu/intel_pstate/max_perf_pct,
/sys/devices/system/cpu/intel_pstate/min_perf_pct, and
/sys/devices/system/cpu/intel_pstate/no_turbo.
Cc: Dirk Brandewie <dirk.brandewie@...il.com>
Cc: Rafael J. Wysocki <rjw@...ysocki.net>
Cc: Randy Dunlap <rdunlap@...radead.org>
Cc: Linux PM <linux-pm@...r.kernel.org>
Signed-off-by: Ramkumar Ramachandra <artagnon@...il.com>
---
Documentation/ABI/testing/sysfs-devices-system-cpu | 15 +++++++++++++++
1 file changed, 15 insertions(+)
diff --git a/Documentation/ABI/testing/sysfs-devices-system-cpu b/Documentation/ABI/testing/sysfs-devices-system-cpu
index 468e4d4..7080718 100644
--- a/Documentation/ABI/testing/sysfs-devices-system-cpu
+++ b/Documentation/ABI/testing/sysfs-devices-system-cpu
@@ -200,3 +200,18 @@ Description: address and size of the percpu note.
note of cpu#.
crash_notes_size: size of the note of cpu#.
+
+
+What: /sys/devices/system/cpu/intel_pstate/max_perf_pct
+ /sys/devices/system/cpu/intel_pstate/min_perf_pct
+ /sys/devices/system/cpu/intel_pstate/no_turbo
+Date: February 2013
+Contact: linux-pm@...r.kernel.org
+Description: Parameters for the Intel P-state driver
+
+ Logic for selecting the current P-state in Intel
+ Sandybridge+ processors. The three knobs control
+ limits for the P-state that will be requested by the
+ driver.
+
+ More details can be found in Documentation/cpu-freq/intel-pstate.txt
--
1.8.5.2.227.g53f3478
--
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