default or selected kernelversion does not have config value CONFIG_HW_RANDOM_MSM.
Result is shown for kernelversion 6.7-rc3

Qualcomm SoCs Random Number Generator support

modulename: msm-rng.ko

configname: CONFIG_HW_RANDOM_MSM

Linux Kernel Configuration
└─>Device Drivers
└─>Character devices
└─>Hardware Random Number Generator Core support
└─>Qualcomm SoCs Random Number Generator support
In linux kernel since version 3.13 (release Date: 2014-01-19)  
This driver provides kernel-side support for the Random Number
Generator hardware found on Qualcomm SoCs.

To compile this driver as a module, choose M here. the
module will be called msm-rng.

If unsure, say Y.

source code: