config INTEL_CDMA bool "intel Central DMA0 support" select DMA_ENGINE default y ---help--- Enable support for the intel central DMA controller. This controller provides DMA capabilities for a variety of on-chip devices such as SSC, HSNAND and etc. config INTEL_HDMA bool "Intel high performance DMA support" default y help Enable support for the intel high performance DMA controller. The HDMA controller supports optimized buffer copies (user to kernel, kernel to kernel, etc.). It supports memcpy, p2p interface. The core is not intended for general purpose slave DMA.