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<body><span class="vcard"><a class="email" href="mailto:david.henningsson@canonical.com" title="David Henningsson <david.henningsson@canonical.com>"> <span class="fn">David Henningsson</span></a>
</span> changed
<a class="bz_bug_link
bz_status_REOPENED "
title="REOPENED --- - Microphone port switch"
href="https://bugs.freedesktop.org/show_bug.cgi?id=81580">bug 81580</a>
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<th>What</th>
<th>Removed</th>
<th>Added</th>
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<td style="text-align:right;">Status</td>
<td>RESOLVED
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<td>REOPENED
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<td style="text-align:right;">Resolution</td>
<td>NOTABUG
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<td>---
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<b><a class="bz_bug_link
bz_status_REOPENED "
title="REOPENED --- - Microphone port switch"
href="https://bugs.freedesktop.org/show_bug.cgi?id=81580#c30">Comment # 30</a>
on <a class="bz_bug_link
bz_status_REOPENED "
title="REOPENED --- - Microphone port switch"
href="https://bugs.freedesktop.org/show_bug.cgi?id=81580">bug 81580</a>
from <span class="vcard"><a class="email" href="mailto:david.henningsson@canonical.com" title="David Henningsson <david.henningsson@canonical.com>"> <span class="fn">David Henningsson</span></a>
</span></b>
<pre>(In reply to <a href="show_bug.cgi?id=81580#c29">comment #29</a>)
<span class="quote">> If I understand correctly, you wrote that it is not possible to autodetect
> if device is headphone (line out) or headset (line out + line in), right?
>
> But when I plug my old Nokia headset which has 4 pin jack (last pin is
> ground and it has both mic input and speakers output), kernel autodetect
> that something was inserted and automatically switch input from internal mic
> to jack mic.
>
> So somemthing now detected that headphones with microphone was inserted...
> So why cannot be that autodetection used also for switching audio output
> from internal laptop speakers to headset jack?
>
> Also I tried normal headphones (without mic, 3 pin jack) and nothing
> switched microphone input. So really HW/kernel/PA can somehow distinguish
> between headset and heaphones -- because I see in PA port config that input
> is automatically changed when I plug/unplug Nokia headset.
>
> Or I missed something?</span >
Ok, this is confusing. Could you post alsa-info for both scenarios
1) with headset plugged in
2) with headphones plugged in?
...and we could compare them for differences?</pre>
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