On Thu, Feb 16, 2023 at 02:12:53PM +0800, Huang Rui wrote: > On Tue, Feb 07, 2023 at 01:21:55AM +0800, Karny, Wyes wrote: > > Move amd_pstate command line param description to correct alphabetical > > order. > > > > Signed-off-by: Wyes Karny <wyes.karny@xxxxxxx> > > Reviewed-by: Mario Limonciello <mario.limonciello@xxxxxxx> > > Wyes, could you squeeze this minor patch to patch 3? I think we won't need > an additional patch to fix alphabetical order in the documentation. Alternative, you can move this patch prior patch3, then patch3 (guided autonomous" can add the documentation in correct order. Thanks, Ray > > Thanks, > Ray > > > --- > > .../admin-guide/kernel-parameters.txt | 46 +++++++++---------- > > 1 file changed, 23 insertions(+), 23 deletions(-) > > > > diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt > > index 56d5c189e458..d7685b4268ba 100644 > > --- a/Documentation/admin-guide/kernel-parameters.txt > > +++ b/Documentation/admin-guide/kernel-parameters.txt > > @@ -339,6 +339,29 @@ > > This mode requires kvm-amd.avic=1. > > (Default when IOMMU HW support is present.) > > > > + amd_pstate= [X86] > > + disable > > + Do not enable amd_pstate as the default > > + scaling driver for the supported processors > > + passive > > + Use amd_pstate with passive mode as a scaling driver. > > + In this mode autonomous selection is disabled. > > + Driver requests a desired performance level and platform > > + tries to match the same performance level if it is > > + satisfied by guaranteed performance level. > > + active > > + Use amd_pstate_epp driver instance as the scaling driver, > > + driver provides a hint to the hardware if software wants > > + to bias toward performance (0x0) or energy efficiency (0xff) > > + to the CPPC firmware. then CPPC power algorithm will > > + calculate the runtime workload and adjust the realtime cores > > + frequency. > > + guided > > + Activate guided autonomous mode. Driver requests minimum and > > + maximum performance level and the platform autonomously > > + selects a performance level in this range and appropriate > > + to the current workload. > > + > > amijoy.map= [HW,JOY] Amiga joystick support > > Map of devices attached to JOY0DAT and JOY1DAT > > Format: <a>,<b> > > @@ -7009,26 +7032,3 @@ > > memory, and other data can't be written using > > xmon commands. > > off xmon is disabled. > > - > > - amd_pstate= [X86] > > - disable > > - Do not enable amd_pstate as the default > > - scaling driver for the supported processors > > - passive > > - Use amd_pstate with passive mode as a scaling driver. > > - In this mode autonomous selection is disabled. > > - Driver requests a desired performance level and platform > > - tries to match the same performance level if it is > > - satisfied by guaranteed performance level. > > - active > > - Use amd_pstate_epp driver instance as the scaling driver, > > - driver provides a hint to the hardware if software wants > > - to bias toward performance (0x0) or energy efficiency (0xff) > > - to the CPPC firmware. then CPPC power algorithm will > > - calculate the runtime workload and adjust the realtime cores > > - frequency. > > - guided > > - Activate guided autonomous mode. Driver requests minimum and > > - maximum performance level and the platform autonomously > > - selects a performance level in this range and appropriate > > - to the current workload. > > -- > > 2.34.1 > >
