https://bugs.freedesktop.org/show_bug.cgi?id=92524
--- Comment #3 from Alex Deucher <alexdeucher at gmail.com> --- Created attachment 118978 --> https://bugs.freedesktop.org/attachment.cgi?id=118978&action=edit possible fix The attached patch should fix it. pwm control is only available with dpm, and you've disabled dpm via the kernel command line. -- You are receiving this mail because: You are the assignee for the bug. -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.freedesktop.org/archives/dri-devel/attachments/20151019/75eb6ada/attachment-0001.html>