(In reply to tkdestroyer2+bugs-freedesktop from comment #0) > I have an MSI R9 390, one of the bugged ones. I can boot successfully using > cik_support=1 dpm=1 and dc=1. Does not specifying the dpm parameter at all on the kernel command line or anywhere else make a difference? Please attach a screenshot, the Xorg log file and the output of dmesg corresponding to the problem.