On Thu, Oct 27, 2022 at 03:38:07PM +0800, Zhu Ning wrote: > + case SNDRV_PCM_TRIGGER_SUSPEND: > + case SNDRV_PCM_TRIGGER_STOP: > + if (priv->speaker_en == false) > + if (substream->stream == 0) > + gpiod_set_value_cansleep(priv->gpio_speakers, true); What happens if the stream is very briefly started or the system is heavily loaded and the delayed work hasn't run yet? We should probably cancel the work here just to be safe.
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