[Bug 438537] Re: Screen brightness does not function on Acer Aspire Timeline 5810TZ
Adding GRUB_CMDLINE_LINUX=nomodeset acpi_backlight=vendor in /etc/default/grub and running update-grub works as a workaround for me too. -- Screen brightness does not function on Acer Aspire Timeline 5810TZ https://bugs.launchpad.net/bugs/438537 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
[Bug 438537] Re: Screen brightness does not function on Acer Aspire Timeline 5810TZ
Oh, and it seems above solution works best if KMS is disabled. -- Screen brightness does not function on Acer Aspire Timeline 5810TZ https://bugs.launchpad.net/bugs/438537 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
[Bug 438537] Re: Screen brightness does not function on Acer Aspire Timeline 5810TZ
Found a workaround for the 5810T: Add the following to the GRUB_CMD_LINUX_DEFAULT entry in /etc/default/grub: acpi_backlight=vendor -- Screen brightness does not function on Acer Aspire Timeline 5810TZ https://bugs.launchpad.net/bugs/438537 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
[Bug 438537] Re: Screen brightness does not function on Acer Aspire Timeline 5810TZ
I found something interesting that might help resolve this. I was updating my karmic on my T5810, and AIGLX somehow broke. So it came up without any hardware 3d acceleration at all, but the brightness applet and keys worked! -- Screen brightness does not function on Acer Aspire Timeline 5810TZ https://bugs.launchpad.net/bugs/438537 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
[Bug 438537] Re: Screen brightness does not function on Acer Aspire Timeline 5810TZ
** Attachment added: Dependencies.txt http://launchpadlibrarian.net/32666268/Dependencies.txt ** Attachment added: DevkitPower.txt http://launchpadlibrarian.net/32666269/DevkitPower.txt ** Attachment added: GConfNonDefault.txt http://launchpadlibrarian.net/32666270/GConfNonDefault.txt ** Attachment added: gnome-power-bugreport.txt http://launchpadlibrarian.net/32666271/gnome-power-bugreport.txt -- Screen brightness does not function on Acer Aspire Timeline 5810TZ https://bugs.launchpad.net/bugs/438537 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
