Description of problem:
RHEL 7.1 fully updated. Unable to change backlight with catalyst after each cold start. Doing a reboot after each cold start solves the issue and it continues to work on every reboot as long as you don't do a cold start. Tested both 15.5, 15,7. Radeonsi works all the time.
HP Elitebook 745 G2
AMD Kaveri A10 PRO-7350B R6, 10 Compute Cores 4C+6G × 4
Please fix this annoying problem.
Steps to reproduce:
1. Cold start computer. Backlight controls does not work.
3. Backlight controls works.
backlight controls does not work after a cold boot.
Should work without reboot.
AMD Bugzilla link: Bug 1187 – RHEL 7.1 unable to change backlight brightness