[blfs-support] ALSA and No Sound

Dan McGhee beesnees at grm.net
Wed Dec 18 16:18:34 PST 2013


On 12/18/2013 05:53 PM, Robin wrote:
> You've 2 sound devices? alsamixer hit F6 to check
Did that.  Not using HDMI.  Analogue is default.  See results of <aplay 
-L> below.
>
>
> On 18 December 2013 22:14, Dan McGhee <beesnees at grm.net 
> <mailto:beesnees at grm.net>> wrote:
>
>     I really wish that I could get rid of my "rustiness" without appealing
>     to the list.  I thought most of it was gone, but apparently it's not.
>     I'd like to get some help getting my sound to work.
>
>     The low-level beeps and "announcements" from the kernel and xfce4 work
>     fine.  In fact, I made them louder with alsamixer.  I just finished
>     installing alsa-1.0.27.2 up to and not including
>     alsa-{tools,firmware}-1.0.27.2.  Thus far the only thing that
>     <speaker-test> gives me is silence and messages.  Here are the
>     messages:
>
>     > speaker-test 1.0.27.2
>     >
>     > Playback device is default
>     > Stream parameters are 48000Hz, S16_LE, 1 channels
>     > Using 16 octaves of pink noise
>     > Channels count (1) not available for playbacks: Invalid argument
>     > Setting of hwparams failed: Invalid argument
>
>     I tried <speaker-test -c 6 -l 1> and get the same messages, but
>     for six
>     channels.  I added myself to the audio group and receive this output
>     whether I run the command as root or me.  To forestall the question, I
>     have "unmuted" all the playback stuff in alsamixer, and I check it
>     just
>     before I run the test.  And here are the results of <speaker-test>
>     from
>     the Ubuntu side of my set-up:
>
>     > speaker-test 1.0.27.1
>     >
>     > Playback device is default
>     > Stream parameters are 48000Hz, S16_LE, 1 channels
>     > Using 16 octaves of pink noise
>     > Rate set to 48000Hz (requested 48000Hz)
>     > Buffer size range from 192 to 2097152
>     > Period size range from 64 to 699051
>     > Using max buffer size 2097152
>     > Periods = 4
>     > was set period_size = 524288
>     > was set buffer_size = 2097152
>     >  0 - Front Left
>     > Time per period = 10.952704
>     >  0 - Front Left
>     > Time per period = 10.946154
>
>     and with that I can hear the "pink" noise, but I don't know how to
>     "copy
>     'n paste" that.  :)
>
>
>     <lspci | grep Audio> gives:
>
>     > 00:01.1 Audio device: AMD/ATI [Advanced Micro Devices, Inc.] Trinity
>     > HDMI Audio Controller
>     > 00:14.2 Audio device: AMD [Advanced Micro Devices, Inc.] FCH Azalia
>     > Controller (rev 01)
>
>     and I have set the analog controller to the default.
>
>     <aplay -L> gives:
>
>     > null
>     >     Discard all samples (playback) or generate zero samples
>     (capture)
>     > hdmi:CARD=HDMI,DEV=0
>     >     HDA ATI HDMI, HDMI 0
>     >     HDMI Audio Output
>     > sysdefault:CARD=Generic
>     >     HD-Audio Generic, 92HD91BXX Analog
>     >     Default Audio Device
>     > front:CARD=Generic,DEV=0
>     >     HD-Audio Generic, 92HD91BXX Analog
>     >     Front speakers
>
>     I did not include each repeat for the other "surround" speakers. The
>     wording is the same.
>
>     I have found no info, other than what I have already done, to lead
>     me in
>     any other direction.
>
>     The only addition and possibly relevant info is that my HP laptop, HP
>     ENVY m6 Sleekbook, has "Beats Audio."  I don't know if I need to
>     install
>     or do anything other than alsa.  I want to use the minimal number of
>     packages to get the functionality that I'd like.  I do know that
>     Ubuntu
>     uses pulse-audio.  Additionally, I found this "HowTo"
>
>     http://www.reddit.com/r/linux/comments/17sov5/
>
>     It uses "jack" to "re-pin" the speakers.  "JACK" and pulseaudio are
>     listed as "optional" dependencies for alsa-plugins.  If I need one or
>     both of these, I want to install them.  If they're not absolutely
>     necessary, I'd like to get this configured "as is."
>
>     I will be grateful for any feed back.
>
>     Dan
>
>     --
>     http://linuxfromscratch.org/mailman/listinfo/blfs-support
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>
>
>
>
> -- 
> */_rob
> _/*
>
>
>

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