ppfeaturemask 391 drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c MODULE_PARM_DESC(ppfeaturemask, "all power features enabled (default))"); ppfeaturemask 392 drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c module_param_named(ppfeaturemask, amdgpu_pp_feature_mask, uint, 0444);