default or selected kernelversion does not have config value CONFIG_SND_SDMA_SOC.
Result is shown for kernelversion 6.9.9

SoC Audio for Texas Instruments chips using sDMA

modulename: snd-soc-sdma.ko

configname: CONFIG_SND_SDMA_SOC

Linux Kernel Configuration
└─>Device Drivers
└─>Sound card support
└─>Advanced Linux Sound Architecture
└─>ALSA for SoC audio support
└─>SoC Audio for Texas Instruments chips using sDMA
In linux kernel since version 3.10 (release Date: 2013-06-30)  
source code: