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author | Meng Li <li.meng@amd.com> | 2024-01-19 17:05:02 +0800 |
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committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2024-01-31 14:54:50 +0100 |
commit | dfddf34a3f0d45483f5b3e46c2e7bda173796f1b (patch) | |
tree | b253586d96b90892c4ec62f8f050a5007032eec6 /Documentation/admin-guide | |
parent | 3a004e1fee4ba3d37976c1a9707869acc8d60b55 (diff) | |
download | linux-stable-dfddf34a3f0d45483f5b3e46c2e7bda173796f1b.tar.gz linux-stable-dfddf34a3f0d45483f5b3e46c2e7bda173796f1b.tar.bz2 linux-stable-dfddf34a3f0d45483f5b3e46c2e7bda173796f1b.zip |
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>
Diffstat (limited to 'Documentation/admin-guide')
-rw-r--r-- | Documentation/admin-guide/kernel-parameters.txt | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt index 31b3a25680d0..522530432548 100644 --- a/Documentation/admin-guide/kernel-parameters.txt +++ b/Documentation/admin-guide/kernel-parameters.txt @@ -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> |