From d64c3b0bb9195d4de856d841337368d930cdb0ed Mon Sep 17 00:00:00 2001 From: Kristen Carlson Accardi Date: Fri, 6 Feb 2015 13:41:55 -0800 Subject: intel_pstate: provide option to only use intel_pstate with HWP Allow users the option to disable the driver for any hardware which does not support HWP. Signed-off-by: Kristen Carlson Accardi Signed-off-by: Rafael J. Wysocki --- Documentation/kernel-parameters.txt | 3 +++ 1 file changed, 3 insertions(+) (limited to 'Documentation/kernel-parameters.txt') diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt index 4df73da11adc..07e6701a1439 100644 --- a/Documentation/kernel-parameters.txt +++ b/Documentation/kernel-parameters.txt @@ -1469,6 +1469,9 @@ bytes respectively. Such letter suffixes can also be entirely omitted. no_hwp Do not enable hardware P state control (HWP) if available. + hwp_only + Only load intel_pstate on systems which support + hardware P state control (HWP) if available. intremap= [X86-64, Intel-IOMMU] on enable Interrupt Remapping (default) -- cgit v1.2.3