try the whole string:
acpi_osi=Linux acpi_backlight=vendor dell_laptop.backlight=0
this worked on my Dell Studio 1558 with 3.8 kernels
Alex
On 13-04-17 09:27 PM, Luciano Dato wrote:
Oh I forgot ls /sys/class/backlight dell_backlight intel_backlight and
uname -r 3.8.0-18-lowlatency as I've
...also, rolling back to ver. 5.100.82.112 of bcmwl-kernel-source
resolves the issue in KDE.
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https://bugs.launchpad.net/bugs/1114281
Title:
ERROR
hope this could help the wise ones understand what causes this issue:
on my laptop (Dell Studio 1558, 12.04), I can see the line ERROR
@wl_cfg80211_get_station : Could not get rssi (-1) filling the syslog
ONLY in KDE. In Gnome session this doesn't happen.
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