Difference between revisions of "DRM KMS troubleshooting grid"

[quality revision] [quality revision]
m (Jean Christophe Trotin moved page DRM/KMS troubleshooting grid to DRM KMS troubleshooting grid without leaving a redirect: No slash in tittle)
 

Some typical issues related to the DRM/KMS 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 DRM/KMS or troubleshooting grids categories.


Symptom Resolution
Board $> ./QtDemomyQtApplication
Could not queue DRM page flip! (Permission denied)
Could not queue DRM page flip! (Permission denied)

The psplash-drm userland splash screen is running and is then the DRM master, avoiding other DRM applications to access to DRM/KMS. Please stop this psplash-drm application with the command below before running your use case:

Board $> psplash-drm-quit

Note: You may need to enter "export QT_QPA_EGLFS_ALWAYS_SET_MODE=1" before running your Qt application, please refer to the Qt documentation.




<noinclude>

{{ArticleBasedOnModel | [[Troubleshooting grid article model]]}}
{{ArticleMainWriter | PhilippeC}}
{{ReviewersList | YannickF}}
{{ArticleApprovedVersion | PhilippeC | YannickF | No previous approved version | PhilipS - 15Jan'19 - 10288 | 15Jan'19}}

[[Category:DRM KMS]]
[[Category:Troubleshooting grids]]</noinclude>

Some typical issues related to the '''DRM/KMS''' 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:DRM KMS|DRM/KMS]] or [[:Category:Troubleshooting grids|troubleshooting grids]] categories.

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

! colspan="2" | DRM/KMS
|-</includeonly>

|
 {{Board$}} ./QtDemomyQtApplication

 Could not queue DRM page flip! (Permission denied)
 Could not queue DRM page flip! (Permission denied)
||
The '''psplash-drm''' userland splash screen is running and is then the DRM master, avoiding other DRM applications to access to DRM/KMS. Please stop this '''psplash-drm''' application with the command below before running your use case:
 {{Board$}} psplash-drm-quit</onlyinclude>

|}Note: You may need to enter "export QT_QPA_EGLFS_ALWAYS_SET_MODE=1" before running your Qt application, please refer to the Qt documentation.</onlyinclude>

|}
<noinclude>

{{ArticleBasedOnModel | Troubleshooting grid article model}}
{{PublicationRequestId | 10288 | 2019-01-15 | PhilipS}}
[[Category:DRM KMS]]
[[Category:Troubleshooting grids]]</noinclude>
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<noinclude>
 
{{ArticleBasedOnModel | [[Troubleshooting grid article model]]}}
 
{{ArticleMainWriter | PhilippeC}}
 
{{ReviewersList | YannickF}}
 
{{ArticleApprovedVersion | PhilippeC | YannickF | No previous approved version | PhilipS - 15Jan'19 - 10288 | 15Jan'19}}
 
 
[[Category:DRM KMS]]
 
[[Category:Troubleshooting grids]]
 
</noinclude>
 
 
 
Some typical issues related to the '''DRM/KMS''' framework are listed below. Solutions or debugging methods are proposed for these issues.
 
Some typical issues related to the '''DRM/KMS''' framework are listed below. Solutions or debugging methods are proposed for these issues.
   
Line 20: Line 10:
 
</includeonly>
 
</includeonly>
 
|
 
|
  {{Board$}} ./QtDemo
+
  {{Board$}} ./myQtApplication
 
  Could not queue DRM page flip! (Permission denied)
 
  Could not queue DRM page flip! (Permission denied)
 
  Could not queue DRM page flip! (Permission denied)
 
  Could not queue DRM page flip! (Permission denied)
Line 26: Line 16:
 
The '''psplash-drm''' userland splash screen is running and is then the DRM master, avoiding other DRM applications to access to DRM/KMS. Please stop this '''psplash-drm''' application with the command below before running your use case:
 
The '''psplash-drm''' userland splash screen is running and is then the DRM master, avoiding other DRM applications to access to DRM/KMS. Please stop this '''psplash-drm''' application with the command below before running your use case:
 
  {{Board$}} psplash-drm-quit
 
  {{Board$}} psplash-drm-quit
  +
Note: You may need to enter "export QT_QPA_EGLFS_ALWAYS_SET_MODE=1" before running your Qt application, please refer to the Qt documentation.
 
</onlyinclude>
 
</onlyinclude>
 
|}
 
|}
  +
  +
<noinclude>
  +
{{ArticleBasedOnModel | Troubleshooting grid article model}}
  +
{{PublicationRequestId | 10288 | 2019-01-15 | PhilipS}}
  +
[[Category:DRM KMS]]
  +
[[Category:Troubleshooting grids]]
  +
</noinclude>

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