https://bugzilla.kernel.org/show_bug.cgi?id=217683
Bug ID: 217683 Summary: Brightness can only be changed once on some HP laptops Product: ACPI Version: 2.5 Hardware: All OS: Linux Status: NEW Severity: normal Priority: P3 Component: Power-Video Assignee: acpi_power-vi...@kernel-bugs.osdl.org Reporter: kai.heng.f...@canonical.com Regression: No Because ACPI video's child devices aren't put to D0 at boot, and the panel brightness on those devices requires _PS0 being evaluated to work properly. -- You may reply to this email to add a comment. You are receiving this mail because: You are watching the assignee of the bug. _______________________________________________ acpi-bugzilla mailing list acpi-bugzilla@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/acpi-bugzilla