I'm experiencing the same problem on a Samsung N310 netbook, but the problem
varies. I have witnessed:
- Keyboard shortcut Fn + Brightness up works fine the first time from lowest
level to first level, but then goes all the way from first level to maximum
level. Same thing with Fn + Brightness
@Stephane,
What's your output from 'udevadm monitor' and 'acpi_listen' when you
press the brightness key once?
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https://bugs.launchpad.net/bugs/1023002
Title:
[Lenovo X121e]
Hi Joseph,
I did test this with the mainline kernel. It doesn't fix the issue with
the brightness keys and also breaks all networking (ethernet and wifi)
Tested with linux-
image-3.5.0-030500rc6-generic_3.5.0-030500rc6.201207072135_amd64
** Tags removed: needs-upstream-testing
** Tags added:
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https://bugs.launchpad.net/bugs/1023002
Title:
[Lenovo X121e] Brightness key events are multiplied
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Would it be possible for you to test the latest upstream kernel? Refer
to https://wiki.ubuntu.com/KernelMainlineBuilds . Please test the latest
v3.5kernel[0] (Not a kernel in the daily directory) and install both the
linux-image and linux-image-extra .deb packages.
Once you've tested the
