CONFIG_QCOM_SMEM_STATE (not configurable)

modulename: smem_state.ko

configname: CONFIG_QCOM_SMEM_STATE

Linux Kernel Configuration
└─>Device Drivers
└─>SOC (System On Chip) specific Drivers
└─>Qualcomm SoC drivers
└─>QCOM_SMEM_STATE
In linux kernel since version 4.1 (release Date: 2015-06-21)  
source code:
drivers/soc/qcom/smem_state.c