CONFIG_ARC_DSP_NONE is not available for thedefaultarchitecture x86.
Result is shown for architecture arc
No DSP extension presence in HW
configname: CONFIG_ARC_DSP_NONE
DSP support
└─>No DSP extension presence in HW
In linux kernel since version 5.1 (release Date: 2019-05-05)
No DSP extension presence in HW