https://bugzilla.kernel.org/show_bug.cgi?id=76491
Bug ID: 76491
Summary: backlight changing to maximum when plug or unplug AC
Product: ACPI
Version: 2.5
Kernel Version: kernel-3.15.0-0.rc5.git2.9.fc21
Hardware: All
OS: Linux
Tree: Fedora
Status: NEW
Severity: normal
Priority: P1
Component: Power-Video
Assignee: [email protected]
Reporter: [email protected]
CC: [email protected]
Regression: Yes
Steps to reproduce:
1. Set backlight to <100% with keyboard
2. Plug or unplug AC
Actual results:
Backlight changed to maximum
Expected results:
Backlight unchanged
Additional info:
# grep -r . /sys/class/backlight/*
/sys/class/backlight/intel_backlight/type:raw
/sys/class/backlight/intel_backlight/brightness:444
/sys/class/backlight/intel_backlight/power/control:auto
/sys/class/backlight/intel_backlight/power/async:disabled
/sys/class/backlight/intel_backlight/power/runtime_enabled:disabled
/sys/class/backlight/intel_backlight/power/runtime_active_kids:0
/sys/class/backlight/intel_backlight/power/runtime_active_time:0
grep: /sys/class/backlight/intel_backlight/power/autosuspend_delay_ms:
Input/output error
/sys/class/backlight/intel_backlight/power/runtime_status:unsupported
/sys/class/backlight/intel_backlight/power/runtime_usage:0
/sys/class/backlight/intel_backlight/power/runtime_suspended_time:0
/sys/class/backlight/intel_backlight/bl_power:0
/sys/class/backlight/intel_backlight/max_brightness:4438
/sys/class/backlight/intel_backlight/actual_brightness:444
I think this is caused, because in my system doesn't present acpi_video0. Only
intel_backlight. But it's normal for the my system:
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=5915a3db0c3983f1cd5e046bf70086c7d0c686d2
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=67b662e189f469c6d373f81d76b0ef0495940e99
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=fbc9fe1b4f222a7c575e3bd8e9defe59c6190a04
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=0e9f81d3b7cd0649a3bc437391b6a0650f98f844
--
You are receiving this mail because:
You are watching the assignee of the bug.
------------------------------------------------------------------------------
"Accelerate Dev Cycles with Automated Cross-Browser Testing - For FREE
Instantly run your Selenium tests across 300+ browser/OS combos.
Get unparalleled scalability from the best Selenium testing platform available
Simple to use. Nothing to install. Get started now for free."
http://p.sf.net/sfu/SauceLabs
_______________________________________________
acpi-bugzilla mailing list
[email protected]
https://lists.sourceforge.net/lists/listinfo/acpi-bugzilla
