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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - [KBL] Distortion Noisy Audio when continuously resolution changed on DisplayPort..."
href="https://bugs.freedesktop.org/show_bug.cgi?id=105848#c9">Comment # 9</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - [KBL] Distortion Noisy Audio when continuously resolution changed on DisplayPort..."
href="https://bugs.freedesktop.org/show_bug.cgi?id=105848">bug 105848</a>
from <span class="vcard"><a class="email" href="mailto:abhijeet.kumar@intel.com" title="Abhijeet Kumar <abhijeet.kumar@intel.com>"> <span class="fn">Abhijeet Kumar</span></a>
</span></b>
<pre>Hi jani,
Is there anything else which we should provide along with the above info ?
And a quick question-
Can anyone help me in understanding why "output channel map" register not being
configured in noisy case. Which driver does actually touches it ? I couldn't
find it in sourcecode for some reason :/
AUD_OUT_CHAN_MAP (0x65088) 0x00000000 Audio Output Channel Mapping
<a href="https://elixir.bootlin.com/linux/v4.16/source/sound/soc/codecs/hdac_hdmi.c#L372">https://elixir.bootlin.com/linux/v4.16/source/sound/soc/codecs/hdac_hdmi.c#L372</a>
And the above piece of code always setup the channel map while setting up the
audio infoframe. So does that mean there was a functional reset after setting
up infoframe which ultimately removed channel ID from AUD_OUT_CHAN_MAP ?</pre>
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