From: Meng Li <li.meng@amd.com>
To: "Rafael J . Wysocki" <rafael.j.wysocki@intel.com>,
Huang Rui <ray.huang@amd.com>
Cc: <linux-pm@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
<x86@kernel.org>, <linux-acpi@vger.kernel.org>,
Shuah Khan <skhan@linuxfoundation.org>,
<linux-kselftest@vger.kernel.org>,
"Nathan Fontenot" <nathan.fontenot@amd.com>,
Deepak Sharma <deepak.sharma@amd.com>,
Alex Deucher <alexander.deucher@amd.com>,
Mario Limonciello <mario.limonciello@amd.com>,
Shimmer Huang <shimmer.huang@amd.com>,
"Perry Yuan" <Perry.Yuan@amd.com>,
Xiaojian Du <Xiaojian.Du@amd.com>,
Viresh Kumar <viresh.kumar@linaro.org>,
Borislav Petkov <bp@alien8.de>, Meng Li <li.meng@amd.com>
Subject: [PATCH V1 6/6] Documentation: introduce AMD Pstate Preferrd Core mode kernel command line options
Date: Tue, 8 Aug 2023 16:10:01 +0800 [thread overview]
Message-ID: <20230808081001.2215240-7-li.meng@amd.com> (raw)
In-Reply-To: <20230808081001.2215240-1-li.meng@amd.com>
AMD Pstate driver support enable/disable Preferred core.
Default disabled on platforms supporting AMD Preferred Core.
Enable AMD Pstate Preferred Core with
"amd_prefcore=enable" added to the kernel command line.
Signed-off-by: Meng Li <li.meng@amd.com>
---
Documentation/admin-guide/kernel-parameters.txt | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
index 2de235d52fac..bc92e178431b 100644
--- a/Documentation/admin-guide/kernel-parameters.txt
+++ b/Documentation/admin-guide/kernel-parameters.txt
@@ -363,6 +363,11 @@
selects a performance level in this range and appropriate
to the current workload.
+ amd_prefcore=
+ [X86]
+ enable
+ Enable AMD Pstate Preferred Core.
+
amijoy.map= [HW,JOY] Amiga joystick support
Map of devices attached to JOY0DAT and JOY1DAT
Format: <a>,<b>
--
2.34.1
next prev parent reply other threads:[~2023-08-08 16:21 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-08-08 8:09 [PATCH V1 0/6] AMD Pstate Preferred Core Meng Li
2023-08-08 8:09 ` [PATCH V1 1/6] ACPI: CPPC: Add get the highest performance cppc control Meng Li
2023-08-08 15:43 ` Mario Limonciello
2023-08-08 8:09 ` [PATCH V1 2/6] cpufreq: amd-pstate: Enable AMD Pstate Preferred Core Supporting Meng Li
2023-08-08 9:06 ` Peter Zijlstra
2023-08-08 15:28 ` Mario Limonciello
2023-08-08 15:35 ` Mario Limonciello
2023-08-08 8:09 ` [PATCH V1 3/6] cpufreq: Add a notification message that the highest perf has changed Meng Li
2023-08-08 9:12 ` Peter Zijlstra
2023-08-08 8:09 ` [PATCH V1 4/6] cpufreq: amd-pstate: Update AMD Pstate Preferred Core ranking dynamically Meng Li
2023-08-08 8:10 ` [PATCH V1 5/6] Documentation: amd-pstate: introduce AMD Pstate Preferred Core Meng Li
2023-08-08 15:40 ` Mario Limonciello
2023-08-08 8:10 ` Meng Li [this message]
2023-08-08 15:37 ` [PATCH V1 6/6] Documentation: introduce AMD Pstate Preferrd Core mode kernel command line options Mario Limonciello
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