Not Status Fix Released as defined in
https://wiki.ubuntu.com/Bugs/Status .
** Changed in: linux (Ubuntu)
Status: Fix Released => Invalid
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https://bugs.launchpad.net/bugs/1315834
Also Confirmed - vendor issue, not Ubuntu - BIOS upgrade fixed
brightness / suspend issues as well for me. Everything now works
flawlessly.
A bit OT but in case others arrive here via google: the V5-122P BIOS
updates *require* you to be running Windows 8 or newer. If you aren't
dual booting
Confirmed - upgrading to the latest bios (2.12) fixes both the
brightness issue and fixes the suspend and resume problem present in
later kernels.
Looks like this can be put to bed.
** Changed in: linux (Ubuntu)
Status: Triaged = Fix Released
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I upgraded BIOS to the last available versión (2.12) and brightness
control seems to work now using Ubuntu 14.04.1 x64 live media and Radeon
driver.
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I have been asked to test a kernel patch for this bug but I am
struggling to do so.
I am able to obtain the source to the most recent Ubuntu kernel and
compile it. The patch, however, appears to have been written for a later
kernel version. The 3.13 kernel will not compile after applying it. I
Lewis Toohey, you would want to review
https://wiki.ubuntu.com/Kernel/KernelBisection#Testing_a_newly_released_patch_from_upstream
in order to apply a patch.
** Description changed:
While using the Radeon driver, I am unable to adjust the screen
brightness on my Acer Aspire V5-122P.
** Description changed:
While using the Radeon driver, I am unable to adjust the screen
brightness on my Acer Aspire V5-122P. Adjusting brightness in the
settings applet has no affect. Adjusting brightness with the keyboard
function keys turns the screen on and off seemingly randomly.
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