https://bugs.freedesktop.org/show_bug.cgi?id=73053
--- Comment #2 from almos aaalmosss@gmail.com --- Created attachment 91215 --> https://bugs.freedesktop.org/attachment.cgi?id=91215&action=edit vbios.rom
This is the first time I tried dpm, and it didn't work. Without dpm, the card works fine with both kernels.