cpufreq / intel_pstate: Add kernel command line option disable intel_pstate.

When intel_pstate is configured into the kernel it will become the
preferred scaling driver for processors that it supports.  Allow the
user to override this by adding:
   intel_pstate=disable
on the kernel command line.

Signed-off-by: Dirk Brandewie <[email protected]>
Signed-off-by: Rafael J. Wysocki <[email protected]>
This commit is contained in:
Dirk Brandewie 2013-02-15 22:55:10 +01:00 • committed by Rafael J. Wysocki
commit 6be2649861
2 changed files with 21 additions and 0 deletions

View file

@ -1131,6 +1131,11 @@ bytes respectively. Such letter suffixes can also be entirely omitted.
0 disables intel_idle and fall back on acpi_idle.
1 to 6 specify maximum depth of C-state.
intel_pstate= [X86]
disable
Do not enable intel_pstate as the default
scaling driver for the supported processors
intremap= [X86-64, Intel-IOMMU]
on enable Interrupt Remapping (default)
off disable Interrupt Remapping