BUS_POWER_CHILD_PWRCHG
{BUS_POWER_CHILD_PWRCHG, "CHILD_PWRCHG"},
ret = pm_busop_set_power(dip, NULL, BUS_POWER_CHILD_PWRCHG,
BUS_POWER_CHILD_PWRCHG, (void *)&bpc, (void *)&unused);
case BUS_POWER_CHILD_PWRCHG:
case BUS_POWER_CHILD_PWRCHG:
ret = pm_busop_set_power(dip, impl_arg, BUS_POWER_CHILD_PWRCHG,
ASSERT(op == BUS_POWER_CHILD_PWRCHG);