CONFIG_SND_SOC_GENERIC_DMAENGINE_PCM (not configurable)
configname: CONFIG_SND_SOC_GENERIC_DMAENGINE_PCM
Linux Kernel Configuration
└─>Device Drivers
└─>Sound card support
└─>Advanced Linux Sound Architecture
└─>ALSA for SoC audio support
└─>SND_SOC_GENERIC_DMAENGINE_PCM