[alsa-devel] [PATCH] ASoC: soc-pcm: Use delay set in pointer function

Mark Brown broonie at kernel.org
Tue Jul 31 12:19:43 CEST 2018


On Tue, Jul 31, 2018 at 11:25:11AM +0200, Takashi Iwai wrote:

> It's not necessary that all CPU dais provide the pointer callback.
> My suggestion is that, if CPU dai *wants* to provide the base delay,
> it must be tied with the position value, hence it should provide the
> pointer callback.  If CPU dai has a pointer callback,
> snd_soc_pcm_pointer() skips the component pointer callback but uses
> CPU dai pointer callback instead.

However since it's not supposed to be providing any DMA a CPU DAI really
shouldn't be doing this...
-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 488 bytes
Desc: not available
URL: <http://mailman.alsa-project.org/pipermail/alsa-devel/attachments/20180731/e5853f35/attachment.sig>


More information about the Alsa-devel mailing list