[Kernel-packages] [Bug 1862835] Re: [Dell XPS 15 9570] Unable to change laptop screen brightness or keyboard backlighting

2020-06-06 Thread Launchpad Bug Tracker
[Expired for linux (Ubuntu) because there has been no activity for 60 days.] ** Changed in: linux (Ubuntu) Status: Incomplete => Expired -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu.

[Kernel-packages] [Bug 1862835] Re: [Dell XPS 15 9570] Unable to change laptop screen brightness or keyboard backlighting

2020-04-07 Thread Mathew Robinson
I have opened: https://bugs.launchpad.net/ubuntu/+source/linux- oem-5.4/+bug/1871330 Thanks! -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1862835 Title: [Dell XPS 15 9570] Unable to

[Kernel-packages] [Bug 1862835] Re: [Dell XPS 15 9570] Unable to change laptop screen brightness or keyboard backlighting

2020-04-06 Thread Daniel van Vugt
We should probably defer to the original reporter, Tim. If it's fixed for him then "Fix Released" and Mathew please open a new bug. ** Changed in: linux (Ubuntu) Status: Fix Committed => Incomplete -- You received this bug notification because you are a member of Kernel Packages, which

[Kernel-packages] [Bug 1862835] Re: [Dell XPS 15 9570] Unable to change laptop screen brightness or keyboard backlighting

2020-04-06 Thread Mathew Robinson
This was fixed for me but now has started reoccurring after updating to the beta. Linux kernel: Linux rocinante 5.4.0-1002-oem #4-Ubuntu SMP Wed Jan 15 10:44:42 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux -- You received this bug notification because you are a member of Kernel Packages, which is

[Kernel-packages] [Bug 1862835] Re: [Dell XPS 15 9570] Unable to change laptop screen brightness or keyboard backlighting

2020-03-12 Thread Daniel van Vugt
Let's not confuse people, that's only fix-committed while it's in proposed. ** Changed in: linux (Ubuntu) Status: Fix Released => Fix Committed -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu.

[Kernel-packages] [Bug 1862835] Re: [Dell XPS 15 9570] Unable to change laptop screen brightness or keyboard backlighting

2020-03-12 Thread Kai-Heng Feng
** Changed in: linux (Ubuntu) Status: Incomplete => Fix Released -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1862835 Title: [Dell XPS 15 9570] Unable to change laptop screen

[Kernel-packages] [Bug 1862835] Re: [Dell XPS 15 9570] Unable to change laptop screen brightness or keyboard backlighting

2020-03-12 Thread treb0r
I upgraded to 5.4.0-18-generic and the problem is now fixed. Both screen backlight and keyboard backlight controls are now working as expected. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu.

[Kernel-packages] [Bug 1862835] Re: [Dell XPS 15 9570] Unable to change laptop screen brightness or keyboard backlighting

2020-03-11 Thread Kai-Heng Feng
Please test latest drm-tip kernel: https://kernel.ubuntu.com/~kernel-ppa/mainline/drm-tip/current/ -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1862835 Title: [Dell XPS 15 9570]

[Kernel-packages] [Bug 1862835] Re: [Dell XPS 15 9570] Unable to change laptop screen brightness or keyboard backlighting

2020-03-11 Thread Daniel van Vugt
Someone experiencing this bug on a Dell 9570 please follow the steps in comment #8. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1862835 Title: [Dell XPS 15 9570] Unable to change

[Kernel-packages] [Bug 1862835] Re: [Dell XPS 15 9570] Unable to change laptop screen brightness or keyboard backlighting

2020-03-11 Thread David
Same problem here. Found a mitigation that works: https://github.com/TillmannBerg/Ubuntu-Dell-XPS-15-2019#screen- brightness-oled -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1862835

[Kernel-packages] [Bug 1862835] Re: [Dell XPS 15 9570] Unable to change laptop screen brightness or keyboard backlighting

2020-03-09 Thread treb0r
Similar problem here. Dell XPS 9570 Ubuntu 20.04 Unable to change screen brightness at all, either using function keys or settings. Keyboard backlight brightness works as expected. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux

[Kernel-packages] [Bug 1862835] Re: [Dell XPS 15 9570] Unable to change laptop screen brightness or keyboard backlighting

2020-02-12 Thread Daniel van Vugt
Legal values are 0 to whatever is in max_brightness OK, the next step is to double check there exists no other /sys/class/backlight/* directory. Just in case you have multiple backlight devices, which is not uncommon. Regardless, I think we are at the stage where it can be said to be a