Tested the kernel in raring-proposed today and things are much better. After letting the screen turn off and then back on I no longer lose the ability to adjust screen brightness. I can still adjust screen brightness after suspend / resume, too. This is on an L322X.
Tested the kernel in raring-proposed today and things are much better. After letting the screen turn off and then back on I no longer lose the ability to adjust screen brightness. I can still adjust screen brightness after suspend / resume, too. This is on an L322X.