Comment # 16
on bug 96868
from Jonas
(In reply to Andy Furniss from comment #15) > You should be able to do this eg. on my R9 285 > > echo manual > /sys/class/drm/card0/device/power_dpm_force_performance_level > > cat /sys/class/drm/card0/device/pp_dpm_mclk > 0: 150Mhz * > 1: 1375Mhz > > echo 1 > /sys/class/drm/card0/device/pp_dpm_mclk > > cat /sys/class/drm/card0/device/pp_dpm_mclk > 0: 150Mhz > 1: 1375Mhz * > > Though it will undo if you change modes or go into DPMS. I can't apply "manual" mode: "invalid argument". I can't see pp_dpm_mclk clocks either.
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