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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - Issue of CPU usage with HiFiBerry driver snd_soc_hifiberry_amp with Debian Wheezy kernel 3.12.28"
href="https://bugs.freedesktop.org/show_bug.cgi?id=84585#c83">Comment # 83</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - Issue of CPU usage with HiFiBerry driver snd_soc_hifiberry_amp with Debian Wheezy kernel 3.12.28"
href="https://bugs.freedesktop.org/show_bug.cgi?id=84585">bug 84585</a>
from <span class="vcard"><a class="email" href="mailto:info@hifiberry.com" title="HiFiBerry <info@hifiberry.com>"> <span class="fn">HiFiBerry</span></a>
</span></b>
<pre><span class="quote">> any reason to use timer scheduling
>
> if your sound card does not support disable period wakeup since the io
> thread will be wakup when hwptr at period bounary
>
> cpu won't sleep 1980 ms and wakeup 20ms before the buffer is empty</span >
Can this be disabled? If yes, how?</pre>
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