grab raw data from microphone and send it to the output

[Greg KH]

On Sun, Feb 07, 2021 at 03:33:34PM +0300, Ivan Riabtsov wrote:
> Hello. There is a task to receive raw data from the microphone and,
> after some processing, send it to the output (headphones or speakers)
> to speed up the process, I want to do this at the kernel space, please
> tell me where to start (which way to look and what to read)? My sound
> device: "Family 17h (Models 10h-1fh) HD Audio Controller".

Who is asking you to do such a "task"?