3986 	struct regulator_coupler *coupler = c_desc->coupler;  in regulator_balance_voltage()  local
4002 	if (coupler && coupler->balance_voltage)  in regulator_balance_voltage()
4003 		return coupler->balance_voltage(coupler, rdev, state);  in regulator_balance_voltage()
5108 int regulator_coupler_register(struct regulator_coupler *coupler)  in regulator_coupler_register()  argument
5111 	list_add_tail(&coupler->list, &regulator_coupler_list);  in regulator_coupler_register()
5120 	struct regulator_coupler *coupler;  in regulator_find_coupler()  local
5128 	list_for_each_entry_reverse(coupler, &regulator_coupler_list, list) {  in regulator_find_coupler()
5129 		err = coupler->attach_regulator(coupler, rdev);  in regulator_find_coupler()
5131 			if (!coupler->balance_voltage &&  in regulator_find_coupler()
5135 			return coupler;  in regulator_find_coupler()
5150 	if (coupler->detach_regulator)  in regulator_find_coupler()
5151 		coupler->detach_regulator(coupler, rdev);  in regulator_find_coupler()
5161 	struct regulator_coupler *coupler = rdev->coupling_desc.coupler;  in regulator_resolve_coupling()  local
5177 		if (c_rdev->coupling_desc.coupler != coupler) {  in regulator_resolve_coupling()
5192 	struct regulator_coupler *coupler = rdev->coupling_desc.coupler;  in regulator_remove_coupling()  local
5228 	if (coupler && coupler->detach_regulator) {  in regulator_remove_coupling()
5229 		err = coupler->detach_regulator(coupler, rdev);  in regulator_remove_coupling()
5271 	rdev->coupling_desc.coupler = regulator_find_coupler(rdev);  in regulator_init_coupling()
5274 	if (IS_ERR(rdev->coupling_desc.coupler)) {  in regulator_init_coupling()
5275 		err = PTR_ERR(rdev->coupling_desc.coupler);  in regulator_init_coupling()
5283 static int generic_coupler_attach(struct regulator_coupler *coupler,  in generic_coupler_attach()  argument