pm_power
ret = pm_power(cpup->dip, 0, level);
ret = pm_power(ppmd->dip, cmpt, level);
retval = pm_power(target_dip, cmpt, new_level);
extern int pm_power(dev_info_t *, int, int);
ret = pm_power(cpup->dip, 0, newlevel);
ret = pm_power(ppmd->dip, cmpt, level);
ret = pm_power(cpup->dip, 0, level);
ret = pm_power(dip, 0, new);