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    SubjectRe: regression since 2.6.36: backlight in sony-laptop not working
    On Fr, 12 Nov 2010, Matthew Garrett wrote:
    > > Seems so that the sys files have changed to new locations:
    > > /sys/devices/virtual/backlight/acpi_video0/brightness
    > >
    > > (mind the additional "virtual")
    > > as well as thermal zone etc etc.
    > >
    > > Could that explain the problem?
    > Only if you have some wonderfully badly written software. What are you
    > using to control the backlight? Also, I'd note that in this case your
    > backlight is controlled via ACPI, not sony-laptop.

    Ah right, yes, so probabyl sony-laptopt has nothing to do with it.

    THen the problem is simply that the acpi events are not coming through
    when pressing the respective keys.

    But *that* might be part of the sony-laptop kernel module?

    Best wishes

    Norbert Preining preining@{,,}
    JAIST, Japan TeX Live & Debian Developer
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