@Po-Hsu, Can you add "video.use_native_backlight=1" to grub to see if backlight control works ?
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1332437 Title: [Dell Inspiron 5547] Unable to contorl brightness with fglrx driver on AMD Radeon R7 M260 [1002:6900] To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1332437/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
