From: Mario Limonciello <superm1@kernel.org>
To: Borislav Petkov <bp@alien8.de>,
"Gautham R . Shenoy" <gautham.shenoy@amd.com>,
Perry Yuan <perry.yuan@amd.com>
Cc: x86@kernel.org (maintainer:X86 ARCHITECTURE (32-BIT AND 64-BIT)),
"Rafael J . Wysocki" <rafael@kernel.org>,
linux-kernel@vger.kernel.org (open list:X86 ARCHITECTURE (32-BIT
AND 64-BIT)), linux-acpi@vger.kernel.org (open list:ACPI),
linux-pm@vger.kernel.org (open list:CPU FREQUENCY SCALING
FRAMEWORK), Mario Limonciello <mario.limonciello@amd.com>
Subject: [PATCH v2 10/11] cpufreq: amd-pstate: Add documentation for `amd_pstate_hw_prefcore`
Date: Tue, 3 Sep 2024 15:37:00 -0500 [thread overview]
Message-ID: <20240903203701.2695040-11-superm1@kernel.org> (raw)
In-Reply-To: <20240903203701.2695040-1-superm1@kernel.org>
From: Mario Limonciello <mario.limonciello@amd.com>
Explain that the sysfs file represents both preferred core being
enabled by the user and supported by the hardware.
Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
---
Documentation/admin-guide/pm/amd-pstate.rst | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/Documentation/admin-guide/pm/amd-pstate.rst b/Documentation/admin-guide/pm/amd-pstate.rst
index e13915c540648..d5c050ea390dc 100644
--- a/Documentation/admin-guide/pm/amd-pstate.rst
+++ b/Documentation/admin-guide/pm/amd-pstate.rst
@@ -263,6 +263,11 @@ lowest non-linear performance in `AMD CPPC Performance Capability
<perf_cap_>`_.)
This attribute is read-only.
+``amd_pstate_hw_prefcore``
+
+Whether the platform supports the preferred core feature and it has been
+enabled. This attribute is read-only.
+
``energy_performance_available_preferences``
A list of all the supported EPP preferences that could be used for
--
2.43.0
next prev parent reply other threads:[~2024-09-03 20:37 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-09-03 20:36 [PATCH v2 00/11] Adjustments for preferred core detection Mario Limonciello
2024-09-03 20:36 ` [PATCH v2 01/11] x86/amd: Move amd_get_highest_perf() from amd.c to cppc.c Mario Limonciello
2024-09-03 20:36 ` [PATCH v2 02/11] ACPI: CPPC: Adjust return code for inline functions in !CONFIG_ACPI_CPPC_LIB Mario Limonciello
2024-09-05 14:37 ` Gautham R. Shenoy
2024-09-03 20:36 ` [PATCH v2 03/11] x86/amd: Rename amd_get_highest_perf() to amd_get_boost_ratio_numerator() Mario Limonciello
2024-09-05 14:42 ` Gautham R. Shenoy
2024-09-03 20:36 ` [PATCH v2 04/11] ACPI: CPPC: Drop check for non zero perf ratio Mario Limonciello
2024-09-05 15:00 ` Gautham R. Shenoy
2024-09-03 20:36 ` [PATCH v2 05/11] ACPI: CPPC: Adjust debug messages in amd_set_max_freq_ratio() to warn Mario Limonciello
2024-09-03 20:36 ` [PATCH v2 06/11] x86/amd: Move amd_get_highest_perf() out of amd-pstate Mario Limonciello
2024-09-03 20:36 ` [PATCH v2 07/11] x86/amd: Detect preferred cores in amd_get_boost_ratio_numerator() Mario Limonciello
2024-09-04 21:18 ` kernel test robot
2024-09-03 20:36 ` [PATCH v2 08/11] cpufreq: amd-pstate: Merge amd_pstate_highest_perf_set() into amd_get_boost_ratio_numerator() Mario Limonciello
2024-09-05 15:59 ` Gautham R. Shenoy
2024-09-03 20:36 ` [PATCH v2 09/11] cpufreq: amd-pstate: Optimize amd_pstate_update_limits() Mario Limonciello
2024-09-03 20:37 ` Mario Limonciello [this message]
2024-09-05 16:09 ` [PATCH v2 10/11] cpufreq: amd-pstate: Add documentation for `amd_pstate_hw_prefcore` Gautham R. Shenoy
2024-09-03 20:37 ` [PATCH v2 11/11] amd-pstate: Add missing documentation for `amd_pstate_prefcore_ranking` Mario Limonciello
2024-09-05 16:11 ` Gautham R. Shenoy
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