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Date:      Fri, 20 Jan 2023 16:03:06 -0800
From:      jin guojun <jguojun@gmail.com>
To:        freebsd-questions <freebsd-questions@freebsd.org>
Subject:   How to make sound to both front and back jacks
Message-ID:  <CAE6yT5tBh566Br-_qhCEVMVge5_e7wRx2ptU%2BsqGMqHuJ9DiTA@mail.gmail.com>

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Tried to search how to do this but did not get useful information,

The default setting hw.snd.default_unit=0 makes sound going to the back
jack.
sysctl -w hw.snd.default_unit=1 makes sound going to the front jack.

Is any way to make sound going to both jacks?

Below is the sound device information:

hdaa0: ahcich6: AHCI reset: device found
ahcich7: hdaa0: nid   0x    as seq device       conn  jack    loc
 color   misc
hdaa0: 17 40370040 4  0  CD            None  Analog  0x00       Unknown 0
hdaa0: 18 4017c040 4  0  Speaker       None  Analog  0x00       Res.C   0
hdaa0: 20 01014010 1  0  Line-out      Jack  1/8     Rear       Green   0
hdaa0: 21 01011012 1  2  Line-out      Jack  1/8     Rear       Black   0
hdaa0: 22 01016011 1  1  Line-out      Jack  1/8     Rear       Orange  0
hdaa0: 23 40170000 0  0  Speaker       None  Analog  0x00       Unknown 0
hdaa0: 24 01a19030 3  0  Mic           Jack  1/8     Rear       Pink    0
hdaa0: 25 02a19040 4  0  Mic           Jack  1/8     Front      Pink    0
hdaa0: 26 0181303f 3  15 Line-in       Jack  1/8     Rear       Blue    0
hdaa0: 27 02214020 2  0  Headphones    Jack  1/8     Front      Green   0
hdaa0: 28 411111f0 15 0  Speaker       None  1/8     Rear       Black   1
hdaa0: 29 4025d601 0  1  Headphones    None  Optical 0x00       Res.D   6
hdaa0: 30 01456150 5  0  SPDIF-out     Jack  Optical Rear       Orange  1
hdaa0: 31 411111f0 15 0  Speaker       None  1/8     Rear       Black   1
hdaa0: Patching widget caps nid=29 0x00400400 -> 0x00700400
hdaa0: Patched pins configuration:
hdaa0: nid   0x    as seq device       conn  jack    loc        color   misc
hdaa0: 17 40370040 4  0  CD            None  Analog  0x00       Unknown 0
DISA
hdaa0: 18 4017c040 4  0  Speaker       None  Analog  0x00       Res.C   0
DISA
hdaa0: 20 01014010 1  0  Line-out      Jack  1/8     Rear       Green   0
hdaa0: 21 01011012 1  2  Line-out      Jack  1/8     Rear       Black   0
hdaa0: 22 01016011 1  1  Line-out      Jack  1/8     Rear       Orange  0
hdaa0: 23 40170000 0  0  Speaker       None  Analog  0x00       Unknown 0
DISA
hdaa0: 24 01a19030 3  0  Mic           Jack  1/8     Rear       Pink    0
hdaa0: 25 02a19040 4  0  Mic           Jack  1/8     Front      Pink    0
hdaa0: 26 0181303f 3  15 Line-in       Jack  1/8     Rear       Blue    0
hdaa0: 27 02214020 2  0  Headphones    Jack  1/8     Front      Green   0
hdaa0: 28 411111f0 15 0  Speaker       None  1/8     Rear       Black   1
DISA
hdaa0: 30 01456150 5  0  SPDIF-out     Jack  Optical Rear       Orange  1
hdaa0: 31 411111f0 15 0  Speaker       None  1/8     Rear       Black   1
DISA
hdaa0: 5 associations found:
hdaa0: Association 0 (1) out:
hdaa0:  Pin nid=20 seq=0
hdaa0:  Pin nid=22 seq=1
hdaa0:  Pin nid=21 seq=2
hdaa0: Association 1 (2) out:
hdaa0:  Pin nid=27 seq=0
hdaa0: Association 2 (3) in:
hdaa0:  Pin nid=24 seq=0
hdaa0:  Pin nid=26 seq=15
hdaa0: Association 3 (4) in:
hdaa0:  Pin nid=25 seq=0
hdaa0: Association 4 (5) out:
hdaa0:  Pin nid=30 seq=0
hdaa0: Tracing association 0 (1)
hdaa0:  Pin 20 traced to DAC 2
hdaa0:  Pin 22 traced to DAC 4
hdaa0:  Pin 21 traced to DAC 3
hdaa0: Association 0 (1) trace succeeded
hdaa0: Tracing association 1 (2)
hdaa0:  Pin 27 traced to DAC 5
hdaa0: Association 1 (2) trace succeeded
hdaa0: Tracing association 2 (3)
hdaa0:  Unable to trace pin 24 to ADC 7, undo traces
hdaa0:  Pin 24 traced to ADC 8
hdaa0:  Pin 26 traced to ADC 8
hdaa0: Association 2 (3) trace succeeded
hdaa0: Tracing association 3 (4)
hdaa0:  Unable to trace pin 25 to ADC 7, undo traces
hdaa0:  Pin 25 traced to ADC 9
hdaa0: Association 3 (4) trace succeeded
hdaa0: Tracing association 4 (5)
hdaa0:  Pin 30 traced to DAC 6
hdaa0: Association 4 (5) trace succeeded
hdaa0: Looking for additional DAC for association 0 (1)
hdaa0: Looking for additional DAC for association 1 (2)
hdaa0: Looking for additional ADC for association 2 (3)
hdaa0: Looking for additional ADC for association 3 (4)
hdaa0: Looking for additional DAC for association 4 (5)
hdaa0: Tracing input monitor
hdaa0:  Tracing nid 11 to out
hdaa0:  nid 11 is input monitor
hdaa0:  Tracing nid 34 to out
hdaa0:  Tracing nid 35 to out
hdaa0: Tracing other input monitors
hdaa0:  Tracing nid 24 to out
hdaa0:  Tracing nid 25 to out
hdaa0:  Tracing nid 26 to out
hdaa0: Tracing beeper
hdaa0: ahcich7: Pin sense: nid=20 sense=0x80000000 (connected)
hdaa0: SATA offline status=00000004
hdaa0: FG config/quirks: forcestereo ivref50 ivref80 ivref100 ivref
pcm0: <Realtek ALC897 (Rear Analog 5.1/2.0)> at nid 20,22,21 and 24,26 on
hdaa0
pcm1: <Realtek ALC897 (Front Analog)> at nid 27 and 25 on hdaa0
pcm2: <Realtek ALC897 (Rear Digital)> at nid 30 on hdaa0

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<div dir=3D"ltr"><div>Tried to search how to do this but did not get useful=
 information,</div><div><br></div><div>The default setting hw.snd.default_u=
nit=3D0 makes sound going to the back jack.</div><div>sysctl -w hw.snd.defa=
ult_unit=3D1 makes sound going to the front jack.</div><div><br></div><div>=
Is any way to make sound going to both jacks?</div><div><br></div><div>Belo=
w is the sound device information:</div><div><br></div><div>hdaa0: ahcich6:=
 AHCI reset: device found<br>ahcich7: hdaa0: nid =C2=A0 0x =C2=A0 =C2=A0as =
seq device =C2=A0 =C2=A0 =C2=A0 conn =C2=A0jack =C2=A0 =C2=A0loc =C2=A0 =C2=
=A0 =C2=A0 =C2=A0color =C2=A0 misc<br>hdaa0: 17 40370040 4 =C2=A00 =C2=A0CD=
 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0None =C2=A0Analog =C2=A00x00 =C2=
=A0 =C2=A0 =C2=A0 Unknown 0<br>hdaa0: 18 4017c040 4 =C2=A00 =C2=A0Speaker =
=C2=A0 =C2=A0 =C2=A0 None =C2=A0Analog =C2=A00x00 =C2=A0 =C2=A0 =C2=A0 Res.=
C =C2=A0 0<br>hdaa0: 20 01014010 1 =C2=A00 =C2=A0Line-out =C2=A0 =C2=A0 =C2=
=A0Jack =C2=A01/8 =C2=A0 =C2=A0 Rear =C2=A0 =C2=A0 =C2=A0 Green =C2=A0 0<br=
>hdaa0: 21 01011012 1 =C2=A02 =C2=A0Line-out =C2=A0 =C2=A0 =C2=A0Jack =C2=
=A01/8 =C2=A0 =C2=A0 Rear =C2=A0 =C2=A0 =C2=A0 Black =C2=A0 0<br>hdaa0: 22 =
01016011 1 =C2=A01 =C2=A0Line-out =C2=A0 =C2=A0 =C2=A0Jack =C2=A01/8 =C2=A0=
 =C2=A0 Rear =C2=A0 =C2=A0 =C2=A0 Orange =C2=A00<br>hdaa0: 23 40170000 0 =
=C2=A00 =C2=A0Speaker =C2=A0 =C2=A0 =C2=A0 None =C2=A0Analog =C2=A00x00 =C2=
=A0 =C2=A0 =C2=A0 Unknown 0<br>hdaa0: 24 01a19030 3 =C2=A00 =C2=A0Mic =C2=
=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 Jack =C2=A01/8 =C2=A0 =C2=A0 Rear =C2=A0 =
=C2=A0 =C2=A0 Pink =C2=A0 =C2=A00<br>hdaa0: 25 02a19040 4 =C2=A00 =C2=A0Mic=
 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 Jack =C2=A01/8 =C2=A0 =C2=A0 Front =C2=
=A0 =C2=A0 =C2=A0Pink =C2=A0 =C2=A00<br>hdaa0: 26 0181303f 3 =C2=A015 Line-=
in =C2=A0 =C2=A0 =C2=A0 Jack =C2=A01/8 =C2=A0 =C2=A0 Rear =C2=A0 =C2=A0 =C2=
=A0 Blue =C2=A0 =C2=A00<br>hdaa0: 27 02214020 2 =C2=A00 =C2=A0Headphones =
=C2=A0 =C2=A0Jack =C2=A01/8 =C2=A0 =C2=A0 Front =C2=A0 =C2=A0 =C2=A0Green =
=C2=A0 0<br>hdaa0: 28 411111f0 15 0 =C2=A0Speaker =C2=A0 =C2=A0 =C2=A0 None=
 =C2=A01/8 =C2=A0 =C2=A0 Rear =C2=A0 =C2=A0 =C2=A0 Black =C2=A0 1<br>hdaa0:=
 29 4025d601 0 =C2=A01 =C2=A0Headphones =C2=A0 =C2=A0None =C2=A0Optical 0x0=
0 =C2=A0 =C2=A0 =C2=A0 Res.D =C2=A0 6<br>hdaa0: 30 01456150 5 =C2=A00 =C2=
=A0SPDIF-out =C2=A0 =C2=A0 Jack =C2=A0Optical Rear =C2=A0 =C2=A0 =C2=A0 Ora=
nge =C2=A01<br>hdaa0: 31 411111f0 15 0 =C2=A0Speaker =C2=A0 =C2=A0 =C2=A0 N=
one =C2=A01/8 =C2=A0 =C2=A0 Rear =C2=A0 =C2=A0 =C2=A0 Black =C2=A0 1<br>hda=
a0: Patching widget caps nid=3D29 0x00400400 -&gt; 0x00700400<br>hdaa0: Pat=
ched pins configuration:<br>hdaa0: nid =C2=A0 0x =C2=A0 =C2=A0as seq device=
 =C2=A0 =C2=A0 =C2=A0 conn =C2=A0jack =C2=A0 =C2=A0loc =C2=A0 =C2=A0 =C2=A0=
 =C2=A0color =C2=A0 misc<br>hdaa0: 17 40370040 4 =C2=A00 =C2=A0CD =C2=A0 =
=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0None =C2=A0Analog =C2=A00x00 =C2=A0 =C2=
=A0 =C2=A0 Unknown 0 DISA<br>hdaa0: 18 4017c040 4 =C2=A00 =C2=A0Speaker =C2=
=A0 =C2=A0 =C2=A0 None =C2=A0Analog =C2=A00x00 =C2=A0 =C2=A0 =C2=A0 Res.C =
=C2=A0 0 DISA<br>hdaa0: 20 01014010 1 =C2=A00 =C2=A0Line-out =C2=A0 =C2=A0 =
=C2=A0Jack =C2=A01/8 =C2=A0 =C2=A0 Rear =C2=A0 =C2=A0 =C2=A0 Green =C2=A0 0=
<br>hdaa0: 21 01011012 1 =C2=A02 =C2=A0Line-out =C2=A0 =C2=A0 =C2=A0Jack =
=C2=A01/8 =C2=A0 =C2=A0 Rear =C2=A0 =C2=A0 =C2=A0 Black =C2=A0 0<br>hdaa0: =
22 01016011 1 =C2=A01 =C2=A0Line-out =C2=A0 =C2=A0 =C2=A0Jack =C2=A01/8 =C2=
=A0 =C2=A0 Rear =C2=A0 =C2=A0 =C2=A0 Orange =C2=A00<br>hdaa0: 23 40170000 0=
 =C2=A00 =C2=A0Speaker =C2=A0 =C2=A0 =C2=A0 None =C2=A0Analog =C2=A00x00 =
=C2=A0 =C2=A0 =C2=A0 Unknown 0 DISA<br>hdaa0: 24 01a19030 3 =C2=A00 =C2=A0M=
ic =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 Jack =C2=A01/8 =C2=A0 =C2=A0 Rear =C2=
=A0 =C2=A0 =C2=A0 Pink =C2=A0 =C2=A00<br>hdaa0: 25 02a19040 4 =C2=A00 =C2=
=A0Mic =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 Jack =C2=A01/8 =C2=A0 =C2=A0 Fron=
t =C2=A0 =C2=A0 =C2=A0Pink =C2=A0 =C2=A00<br>hdaa0: 26 0181303f 3 =C2=A015 =
Line-in =C2=A0 =C2=A0 =C2=A0 Jack =C2=A01/8 =C2=A0 =C2=A0 Rear =C2=A0 =C2=
=A0 =C2=A0 Blue =C2=A0 =C2=A00<br>hdaa0: 27 02214020 2 =C2=A00 =C2=A0Headph=
ones =C2=A0 =C2=A0Jack =C2=A01/8 =C2=A0 =C2=A0 Front =C2=A0 =C2=A0 =C2=A0Gr=
een =C2=A0 0<br>hdaa0: 28 411111f0 15 0 =C2=A0Speaker =C2=A0 =C2=A0 =C2=A0 =
None =C2=A01/8 =C2=A0 =C2=A0 Rear =C2=A0 =C2=A0 =C2=A0 Black =C2=A0 1 DISA<=
br>hdaa0: 30 01456150 5 =C2=A00 =C2=A0SPDIF-out =C2=A0 =C2=A0 Jack =C2=A0Op=
tical Rear =C2=A0 =C2=A0 =C2=A0 Orange =C2=A01<br>hdaa0: 31 411111f0 15 0 =
=C2=A0Speaker =C2=A0 =C2=A0 =C2=A0 None =C2=A01/8 =C2=A0 =C2=A0 Rear =C2=A0=
 =C2=A0 =C2=A0 Black =C2=A0 1 DISA<br>hdaa0: 5 associations found:<br>hdaa0=
: Association 0 (1) out:<br>hdaa0: =C2=A0Pin nid=3D20 seq=3D0<br>hdaa0: =C2=
=A0Pin nid=3D22 seq=3D1<br>hdaa0: =C2=A0Pin nid=3D21 seq=3D2<br>hdaa0: Asso=
ciation 1 (2) out:<br>hdaa0: =C2=A0Pin nid=3D27 seq=3D0<br>hdaa0: Associati=
on 2 (3) in:<br>hdaa0: =C2=A0Pin nid=3D24 seq=3D0<br>hdaa0: =C2=A0Pin nid=
=3D26 seq=3D15<br>hdaa0: Association 3 (4) in:<br>hdaa0: =C2=A0Pin nid=3D25=
 seq=3D0<br>hdaa0: Association 4 (5) out:<br>hdaa0: =C2=A0Pin nid=3D30 seq=
=3D0<br>hdaa0: Tracing association 0 (1)<br>hdaa0: =C2=A0Pin 20 traced to D=
AC 2<br>hdaa0: =C2=A0Pin 22 traced to DAC 4<br>hdaa0: =C2=A0Pin 21 traced t=
o DAC 3<br>hdaa0: Association 0 (1) trace succeeded<br>hdaa0: Tracing assoc=
iation 1 (2)<br>hdaa0: =C2=A0Pin 27 traced to DAC 5<br>hdaa0: Association 1=
 (2) trace succeeded<br>hdaa0: Tracing association 2 (3)<br>hdaa0: =C2=A0Un=
able to trace pin 24 to ADC 7, undo traces<br>hdaa0: =C2=A0Pin 24 traced to=
 ADC 8<br>hdaa0: =C2=A0Pin 26 traced to ADC 8<br>hdaa0: Association 2 (3) t=
race succeeded<br>hdaa0: Tracing association 3 (4)<br>hdaa0: =C2=A0Unable t=
o trace pin 25 to ADC 7, undo traces<br>hdaa0: =C2=A0Pin 25 traced to ADC 9=
<br>hdaa0: Association 3 (4) trace succeeded<br>hdaa0: Tracing association =
4 (5)<br>hdaa0: =C2=A0Pin 30 traced to DAC 6<br>hdaa0: Association 4 (5) tr=
ace succeeded<br>hdaa0: Looking for additional DAC for association 0 (1)<br=
>hdaa0: Looking for additional DAC for association 1 (2)<br>hdaa0: Looking =
for additional ADC for association 2 (3)<br>hdaa0: Looking for additional A=
DC for association 3 (4)<br>hdaa0: Looking for additional DAC for associati=
on 4 (5)<br>hdaa0: Tracing input monitor<br>hdaa0: =C2=A0Tracing nid 11 to =
out<br>hdaa0: =C2=A0nid 11 is input monitor<br>hdaa0: =C2=A0Tracing nid 34 =
to out<br>hdaa0: =C2=A0Tracing nid 35 to out<br>hdaa0: Tracing other input =
monitors<br>hdaa0: =C2=A0Tracing nid 24 to out<br>hdaa0: =C2=A0Tracing nid =
25 to out<br>hdaa0: =C2=A0Tracing nid 26 to out<br>hdaa0: Tracing beeper<br=
>hdaa0: ahcich7: Pin sense: nid=3D20 sense=3D0x80000000 (connected)<br>hdaa=
0: SATA offline status=3D00000004<br>hdaa0: FG config/quirks: forcestereo i=
vref50 ivref80 ivref100 ivref<br>pcm0: &lt;Realtek ALC897 (Rear Analog 5.1/=
2.0)&gt; at nid 20,22,21 and 24,26 on hdaa0<br>pcm1: &lt;Realtek ALC897 (Fr=
ont Analog)&gt; at nid 27 and 25 on hdaa0<br>pcm2: &lt;Realtek ALC897 (Rear=
 Digital)&gt; at nid 30 on hdaa0<br></div><div><br></div></div>

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