Jaak Simm, thank you for your comment. At this point, this is not
considered similar to, or a duplicate of your hardware, another person's
report, or vice versa.
If you have a bug in Ubuntu, please feel free to file a new report with Ubuntu
by executing the following in a terminal while booted in
Little-bit more details. The keys work, GUI changes and the value in
/sys/class/backlight/toshiba/brightness changes from 0 to 7 when
changing brightness, however there is no real effect on screen
brightness. There is also
/sys/class/backlight/intel_backlight/brightness file, which is not
affected
I'm affected by the same bug on Toshiba Satellite laptop in Ubuntu 13.10
(kernel 3.11.0-14-generic). Tried adding acpi_backlight=vendor to grub,
but backlight keys still not working after suspend.
Is there a working workaround for this problem?
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Before I do, is there ANY EVIDENCE WHATSOEVER that this bug has been
fixed upstream?
You can close the bug if you like, and I'm sure that will do wonders for
management metrics - but that doesn't make this Linux-wide problem
disappear.
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David Gerard, could you please test the latest mainline kernel via
http://kernel.ubuntu.com/~kernel-ppa/mainline/v3.12-trusty/ and advise
on the results?
** Tags removed: bios-outdated-4.10
** Tags added: latest-bios-4.10
** Changed in: linux (Ubuntu)
Status: Confirmed => Incomplete
--
Y
Version 4.10
01/08/2013
So, same version number but date matching the update site (the date on
the Toshiba site for 4.10-WIN(EC_KBC1.60) is 02/08/2013).
** Changed in: linux (Ubuntu)
Status: Incomplete => Confirmed
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Please post the results of:
sudo dmidecode -s bios-version && sudo dmidecode -s bios-release-date
** Changed in: linux (Ubuntu)
Status: Confirmed => Incomplete
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https:
In utterly amazing news, the bug is still present in 13.10.
(you watch, he'll ask me to try again with 13.04.)
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https://bugs.launchpad.net/bugs/1159771
Title:
Toshiba Port
I've moved it back to "confirmed" since I've jumped through the
requested hoop, and it affects at least one other person.
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Title:
To
Christopher - thanks very much for your post. You should be unsurprised
to hear that I updated the BIOS and it made no difference.
I say you *should* be unsurprised, on the assumption you read the rest
of the bug. Because we know for sure (a) it works with a patch (b) that
Canonical used to have a
I'm now upgrading to 13.10, let's see if that makes a difference.
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https://bugs.launchpad.net/bugs/1159771
Title:
Toshiba Portege R830-13C no backlight after resume from su
David Gerard, as per
http://www.toshiba.co.uk/innovation/download_bios.jsp?service=UK an
update is available for your BIOS (4.10). If you update to this
following https://help.ubuntu.com/community/BiosUpdate , does it change
anything?
If not, could you please both specify what happened, and provid
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