Public bug reported:
[Impact]
Sometimes the system boots up with a acpi_backlight0 sysfs interface which
doesn't work. The real backlight interface is amdgpu_bl0 which is provided by
the amdgpu
[Fix]
Add this machine to the video_detect_dmi_table
[Verify]
[Where problems could occur]
** Affects: linux (Ubuntu)
Importance: Undecided
Assignee: AceLan Kao (acelankao)
Status: In Progress
** Affects: linux-oem-6.1 (Ubuntu)
Importance: Undecided
Status: Invalid
** Affects: linux (Ubuntu Jammy)
Importance: Undecided
Status: Invalid
** Affects: linux-oem-6.1 (Ubuntu Jammy)
Importance: Undecided
Assignee: AceLan Kao (acelankao)
Status: In Progress
** Affects: linux (Ubuntu Lunar)
Importance: Undecided
Assignee: AceLan Kao (acelankao)
Status: In Progress
** Affects: linux-oem-6.1 (Ubuntu Lunar)
Importance: Undecided
Status: Invalid
** Also affects: linux-oem-6.1 (Ubuntu)
Importance: Undecided
Status: New
** Also affects: linux (Ubuntu Jammy)
Importance: Undecided
Status: New
** Also affects: linux-oem-6.1 (Ubuntu Jammy)
Importance: Undecided
Status: New
** Also affects: linux (Ubuntu Lunar)
Importance: Undecided
Status: New
** Also affects: linux-oem-6.1 (Ubuntu Lunar)
Importance: Undecided
Status: New
** Changed in: linux (Ubuntu Jammy)
Status: New => Invalid
** Changed in: linux-oem-6.1 (Ubuntu Lunar)
Status: New => Invalid
** Changed in: linux (Ubuntu Lunar)
Status: New => In Progress
** Changed in: linux (Ubuntu Lunar)
Assignee: (unassigned) => AceLan Kao (acelankao)
** Changed in: linux-oem-6.1 (Ubuntu Jammy)
Status: New => In Progress
** Changed in: linux-oem-6.1 (Ubuntu Jammy)
Assignee: (unassigned) => AceLan Kao (acelankao)
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https://bugs.launchpad.net/bugs/2008871
Title:
Screen backlight keeps in minimized and can't change it with amdgpu
Status in linux package in Ubuntu:
In Progress
Status in linux-oem-6.1 package in Ubuntu:
Invalid
Status in linux source package in Jammy:
Invalid
Status in linux-oem-6.1 source package in Jammy:
In Progress
Status in linux source package in Lunar:
In Progress
Status in linux-oem-6.1 source package in Lunar:
Invalid
Bug description:
[Impact]
Sometimes the system boots up with a acpi_backlight0 sysfs interface which
doesn't work. The real backlight interface is amdgpu_bl0 which is provided by
the amdgpu
[Fix]
Add this machine to the video_detect_dmi_table
[Verify]
[Where problems could occur]
To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2008871/+subscriptions
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