[alsa-devel] [Sound-open-firmware] [PATCH v5 05/14] ASoC: SOF: Add PCM operations support

[Liam Girdwood]

On Thu, 2019-04-04 at 12:37 +0200, Takashi Iwai wrote:
> > +
> > +     /* set runtime config */
> > +     runtime->hw.info = SNDRV_PCM_INFO_MMAP |
> > +                       SNDRV_PCM_INFO_MMAP_VALID |
> > +                       SNDRV_PCM_INFO_INTERLEAVED |
> > +                       SNDRV_PCM_INFO_PAUSE |
> > +                       SNDRV_PCM_INFO_RESUME |
> > +                       SNDRV_PCM_INFO_NO_PERIOD_WAKEUP;
> 
> Does SOF support the full resume?  That is, the stream gets resumed at
> the exact position that was suspended.  Most devices can't, hence they
> don't set *_INFO_RESUME flag and let user-space restarting.

Not atm, and I don't see this as an ask in the near future either, but it's
technically possible given the open firmware.

Liam