From mboxrd@z Thu Jan  1 00:00:00 1970
From: Timur Tabi <timur@freescale.com>
Subject: Is there a function I can call from my ISR to tell
 ALSA to abort playback?
Date: Wed, 14 Nov 2007 14:41:39 -0600
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In my ISR, I call snd_pcm_period_elapsed() to tell it that a period has elapsed. 
  I can also detect if playback has aborted for some reason (e.g. DMA controller 
has died).  Is there a function I can call in my ISR to tell ALSA to abort 
playback or capture?

-- 
Timur Tabi
Linux kernel developer at Freescale