Qualcomm RPMh Power domain driver

modulename: rpmhpd.ko


Linux Kernel Configuration
└─>Device Drivers
└─>SOC (System On Chip) specific Drivers
└─>Qualcomm SoC drivers
└─>Qualcomm RPMh Power domain driver
In linux kernel since version 4.14.326 (release Date: 2023-09-23)  
QCOM RPMh Power domain driver to support power-domains with
performance states. The driver communicates a performance state
value to RPMh which then translates it into corresponding voltage
for the voltage rail.

source code: