Difference between revisions of "ALSA troubleshooting grid"

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Template:ArticleFirstDraftVersion


Some typical issues related to the ALSA framework are listed below. Solutions or debugging methods are proposed for these issues.

If your issue is not listed, try also looking in the articles in the Category:ALSA or troubleshooting grids categories.


Symptom Resolution
aplay: pcm_write:2030: write error: Input/output error

This error occurs on an audio playback, when audio samples are not output. A possible cause is a wrong configuration of the audio interface:

- DAI gpios not activated: missing in DT or in bad state
- DAI/codec not clocked: kernel/master clock not enabled

Refer to Soundcard configuration

<noinclude>

{{ArticleBasedOnModel | [[Contributors:Troubleshooting grid article model]]}}
{{ArticleMainWriter | OlivierM}}
{{ArticleApprovedVersion | Jean-ChristopheT | Nobody | No previous approved version | Automatic approval (article under construction) | 19Feb’19}}
[[Category:ALSA]]
[[Category:Troubleshooting grids]]</noinclude>

{{UnderConstruction}}ArticleFirstDraftVersion}} 
[[Category:ALSA]]
[[Category:Troubleshooting grids]]</noinclude>


Some typical issues related to the [[ALSA_overview|ALSA]] framework are listed below. Solutions or debugging methods are proposed for these issues.

If your issue is not listed, try also looking in the articles in the [[:Category:ALSA]] or [[:Category:Troubleshooting grids|troubleshooting grids]] categories.

{{:Troubleshooting grid table template}}<onlyinclude>
<includeonly>

! colspan="2" | ALSA
|-</includeonly>

| <pre>aplay: pcm_write:2030: write error: Input/output error</pre>

||
This error occurs on an audio playback, when audio samples are not output. A possible cause is a wrong configuration of the audio interface:
:- DAI gpios not activated: missing in DT or in bad state
:- DAI/codec not clocked: kernel/master clock not enabled
Refer to [[Soundcard configuration]]
|- 
|
||</onlyinclude>

|}
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<noinclude>
 
<noinclude>
{{ArticleBasedOnModel | [[Troubleshooting grid article model]]}}
+
{{ArticleBasedOnModel | [[Contributors:Troubleshooting grid article model]]}}
 
{{ArticleMainWriter | OlivierM}}
 
{{ArticleMainWriter | OlivierM}}
{{ArticleFirstDraftVersion}}  
+
{{ArticleApprovedVersion | Jean-ChristopheT | Nobody | No previous approved version | Automatic approval (article under construction) | 19Feb’19}}
 
[[Category:ALSA]]
 
[[Category:ALSA]]
 
[[Category:Troubleshooting grids]]
 
[[Category:Troubleshooting grids]]
 
</noinclude>
 
</noinclude>
 
+
{{UnderConstruction}}
Some typical issues related to the [[ALSA_overview|ALSA]] framework are listed below. Solutions or debugging methods are proposed for these issues.
 
 
 
If your issue is not listed, try also looking in the articles in the [[:Category:ALSA]] or [[:Category:Troubleshooting grids|troubleshooting grids]] categories.
 
 
 
{{:Troubleshooting grid table template}}
 
<onlyinclude>
 
<includeonly>
 
! colspan="2" | ALSA
 
|-
 
</includeonly>
 
| <pre>aplay: pcm_write:2030: write error: Input/output error</pre>
 
||
 
This error occurs on an audio playback, when audio samples are not output. A possible cause is a wrong configuration of the audio interface:
 
:- DAI gpios not activated: missing in DT or in bad state
 
:- DAI/codec not clocked: kernel/master clock not enabled
 
Refer to [[Soundcard configuration]]
 
|-
 
|
 
||
 
</onlyinclude>
 
|}
 

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