http://bugzilla.kernel.org/show_bug.cgi?id=14548





--- Comment #8 from Zhang Rui <[email protected]>  2009-11-17 01:28:41 ---
(In reply to comment #7)
> 
> It occurred to me that writing to "actual_brightness" might work, but I got a
> "Permission denied" error, and, checking the properties, found that file is
> read-only, even for root.
> 
No, you should poke the "brightness" file instead.

please try "echo xxx > /sys/class/backlight/acer_wmi/brightness" and see if the
backlight is actually changed.

> Do you need either an acpidump or lspci while the machine is in this state?
> 
no. :)

-- 
Configure bugmail: http://bugzilla.kernel.org/userprefs.cgi?tab=email
------- You are receiving this mail because: -------
You are watching the assignee of the bug.

------------------------------------------------------------------------------
Let Crystal Reports handle the reporting - Free Crystal Reports 2008 30-Day 
trial. Simplify your report design, integration and deployment - and focus on 
what you do best, core application coding. Discover what's new with
Crystal Reports now.  http://p.sf.net/sfu/bobj-july
_______________________________________________
acpi-bugzilla mailing list
[email protected]
https://lists.sourceforge.net/lists/listinfo/acpi-bugzilla

Reply via email to