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Documentation: introduce amd-pstate preferrd core mode kernel command line options 

amd-pstate driver support enable/disable preferred core.
Default enabled on platforms supporting amd-pstate preferred core.
Disable amd-pstate preferred core with
"amd_prefcore=disable" added to the kernel command line.

Signed-off-by: Meng Li <li.meng@amd.com>
Reviewed-by: Mario Limonciello <mario.limonciello@amd.com>
Reviewed-by: Wyes Karny <wyes.karny@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
Reviewed-by: Perry Yuan <perry.yuan@amd.com>
Tested-by: Oleksandr Natalenko <oleksandr@natalenko.name>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Meng Li 2024-01-19 17:05:02 +08:00 committed by Rafael J. Wysocki
parent 3a004e1fee
commit dfddf34a3f
1 changed files with 5 additions and 0 deletions
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5
Documentation/admin-guide/kernel-parameters.txt
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@ -374,6 +374,11 @@
selects a performance level in this range and appropriate
to the current workload.
amd_prefcore=
[X86]
disable
Disable amd-pstate preferred core.
amijoy.map= [HW,JOY] Amiga joystick support
Map of devices attached to JOY0DAT and JOY1DAT
Format: <a>,<b>