diff options
| -rw-r--r-- | Documentation/admin-guide/pm/amd-pstate.rst | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/Documentation/admin-guide/pm/amd-pstate.rst b/Documentation/admin-guide/pm/amd-pstate.rst index d5c050ea390d..210a808b74ec 100644 --- a/Documentation/admin-guide/pm/amd-pstate.rst +++ b/Documentation/admin-guide/pm/amd-pstate.rst @@ -252,7 +252,8 @@ In some ASICs, the highest CPPC performance is not the one in the ``_CPC`` table, so we need to expose it to sysfs. If boost is not active, but still supported, this maximum frequency will be larger than the one in ``cpuinfo``. On systems that support preferred core, the driver will have -different values for some cores than others. +different values for some cores than others and this will reflect the values +advertised by the platform at bootup. This attribute is read-only. ``amd_pstate_lowest_nonlinear_freq`` @@ -268,6 +269,12 @@ This attribute is read-only. Whether the platform supports the preferred core feature and it has been enabled. This attribute is read-only. +``amd_pstate_prefcore_ranking`` + +The performance ranking of the core. This number doesn't have any unit, but +larger numbers are preferred at the time of reading. This can change at +runtime based on platform conditions. This attribute is read-only. + ``energy_performance_available_preferences`` A list of all the supported EPP preferences that could be used for |