On Tue, Jul 31, 2018 at 03:29:35PM +0200, Takashi Iwai wrote: > Mark Brown wrote:
> > > > However since it's not supposed to be providing any DMA a CPU DAI really > > > > shouldn't be doing this... > > > Well, if so, the CPU dai also cannot get the exact base delay > > > corresponding to the reported position, either, no? > > It can know how much delay it's adding internally between its input and > > output, which feeds into the overall delay experienced by the user. > But isn't it merely the additional delay that should be applied on top > of the existing runtime->delay? Yes. I'm saying that if the CPU DAI thinks it can figure out the base delay something is confused.
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