https://bugs.freedesktop.org/show_bug.cgi?id=94708
--- Comment #10 from Marko Tikvic markotikvic@gmail.com --- The "[drm:si_dpm_set_power_state] *ERROR* si_upload_sw_state failed" error is visible with both radeon.runpm=0 and radeon.runpm=1. There is no difference in performance (screen tearing and window corruption is the same in both cases).