Qualcomm On Chip Memory (OCMEM) driver

modulename: ocmem.ko

configname: CONFIG_QCOM_OCMEM

Linux Kernel Configuration
└─>Device Drivers
└─>SOC (System On Chip) specific Drivers
└─>Qualcomm SoC drivers
└─>Qualcomm On Chip Memory (OCMEM) driver
In linux kernel since version 5.1 (release Date: 2019-05-05)  
The On Chip Memory (OCMEM) allocator allows various clients to
allocate memory from OCMEM based on performance, latency and power
requirements. This is typically used by the GPU, camera/video, and
audio components on some Snapdragon SoCs.

source code: