105 	if (rdev->constraints && rdev->constraints->name)  in rdev_get_name()
106 		return rdev->constraints->name;  in rdev_get_name()
121 	if (!rdev->constraints) {  in regulator_ops_is_valid()
122 		rdev_err(rdev, "no constraints\n");  in regulator_ops_is_valid()
126 	if (rdev->constraints->valid_ops_mask & ops)  in regulator_ops_is_valid()
499 	if (*max_uV > rdev->constraints->max_uV)  in regulator_check_voltage()
500 		*max_uV = rdev->constraints->max_uV;  in regulator_check_voltage()
501 	if (*min_uV < rdev->constraints->min_uV)  in regulator_check_voltage()
502 		*min_uV = rdev->constraints->min_uV;  in regulator_check_voltage()
564 	if (*max_uA > rdev->constraints->max_uA)  in regulator_check_current_limit()
565 		*max_uA = rdev->constraints->max_uA;  in regulator_check_current_limit()
566 	if (*min_uA < rdev->constraints->min_uA)  in regulator_check_current_limit()
567 		*min_uA = rdev->constraints->min_uA;  in regulator_check_current_limit()
603 		if (rdev->constraints->valid_modes_mask & *mode)  in regulator_mode_constrain()
614 	if (rdev->constraints == NULL)  in regulator_get_suspend_state()
619 		return &rdev->constraints->state_standby;  in regulator_get_suspend_state()
621 		return &rdev->constraints->state_mem;  in regulator_get_suspend_state()
623 		return &rdev->constraints->state_disk;  in regulator_get_suspend_state()
792 	if (!rdev->constraints)  in min_microamps_show()
795 	return sprintf(buf, "%d\n", rdev->constraints->min_uA);  in min_microamps_show()
804 	if (!rdev->constraints)  in max_microamps_show()
807 	return sprintf(buf, "%d\n", rdev->constraints->max_uA);  in max_microamps_show()
816 	if (!rdev->constraints)  in min_microvolts_show()
819 	return sprintf(buf, "%d\n", rdev->constraints->min_uV);  in min_microvolts_show()
828 	if (!rdev->constraints)  in max_microvolts_show()
831 	return sprintf(buf, "%d\n", rdev->constraints->max_uV);  in max_microvolts_show()
880 	return sprintf(buf, "%d\n", rdev->constraints->state_mem.uV);  in suspend_mem_microvolts_show()
889 	return sprintf(buf, "%d\n", rdev->constraints->state_disk.uV);  in suspend_disk_microvolts_show()
898 	return sprintf(buf, "%d\n", rdev->constraints->state_standby.uV);  in suspend_standby_microvolts_show()
908 		rdev->constraints->state_mem.mode);  in suspend_mem_mode_show()
918 		rdev->constraints->state_disk.mode);  in suspend_disk_mode_show()
928 		rdev->constraints->state_standby.mode);  in suspend_standby_mode_show()
938 			rdev->constraints->state_mem.enabled);  in suspend_mem_state_show()
948 			rdev->constraints->state_disk.enabled);  in suspend_disk_state_show()
958 			rdev->constraints->state_standby.enabled);  in suspend_standby_state_show()
1039 	current_uA += rdev->constraints->system_load;  in drms_uA_update()
1049 		 * Unfortunately in some cases the constraints->valid_ops has  in drms_uA_update()
1055 		if (!rdev->constraints->valid_modes_mask) {  in drms_uA_update()
1075 			input_uV = rdev->constraints->input_uV;  in drms_uA_update()
1148 			rdev->constraints->initial_state);  in suspend_set_initial_state()
1158 	struct regulation_constraints *constraints = rdev->constraints;  in print_constraints_debug()  local
1164 	if (constraints->min_uV && constraints->max_uV) {  in print_constraints_debug()
1165 		if (constraints->min_uV == constraints->max_uV)  in print_constraints_debug()
1167 					   constraints->min_uV / 1000);  in print_constraints_debug()
1171 					   constraints->min_uV / 1000,  in print_constraints_debug()
1172 					   constraints->max_uV / 1000);  in print_constraints_debug()
1175 	if (!constraints->min_uV ||  in print_constraints_debug()
1176 	    constraints->min_uV != constraints->max_uV) {  in print_constraints_debug()
1183 	if (constraints->uV_offset)  in print_constraints_debug()
1185 				   constraints->uV_offset / 1000);  in print_constraints_debug()
1187 	if (constraints->min_uA && constraints->max_uA) {  in print_constraints_debug()
1188 		if (constraints->min_uA == constraints->max_uA)  in print_constraints_debug()
1190 					   constraints->min_uA / 1000);  in print_constraints_debug()
1194 					   constraints->min_uA / 1000,  in print_constraints_debug()
1195 					   constraints->max_uA / 1000);  in print_constraints_debug()
1198 	if (!constraints->min_uA ||  in print_constraints_debug()
1199 	    constraints->min_uA != constraints->max_uA) {  in print_constraints_debug()
1206 	if (constraints->valid_modes_mask & REGULATOR_MODE_FAST)  in print_constraints_debug()
1208 	if (constraints->valid_modes_mask & REGULATOR_MODE_NORMAL)  in print_constraints_debug()
1210 	if (constraints->valid_modes_mask & REGULATOR_MODE_IDLE)  in print_constraints_debug()
1212 	if (constraints->valid_modes_mask & REGULATOR_MODE_STANDBY)  in print_constraints_debug()
1231 	struct regulation_constraints *constraints = rdev->constraints;  in print_constraints()  local
1235 	if ((constraints->min_uV != constraints->max_uV) &&  in print_constraints()
1242 	struct regulation_constraints *constraints)  in machine_constraints_voltage()  argument
1248 	if (rdev->constraints->apply_uV &&  in machine_constraints_voltage()
1249 	    rdev->constraints->min_uV && rdev->constraints->max_uV) {  in machine_constraints_voltage()
1256 				  rdev->constraints->min_uV,  in machine_constraints_voltage()
1257 				  rdev->constraints->max_uV);  in machine_constraints_voltage()
1259 						  rdev->constraints->min_uV,  in machine_constraints_voltage()
1260 						  rdev->constraints->max_uV);  in machine_constraints_voltage()
1280 		if (current_uV < rdev->constraints->min_uV) {  in machine_constraints_voltage()
1281 			target_min = rdev->constraints->min_uV;  in machine_constraints_voltage()
1282 			target_max = rdev->constraints->min_uV;  in machine_constraints_voltage()
1285 		if (current_uV > rdev->constraints->max_uV) {  in machine_constraints_voltage()
1286 			target_min = rdev->constraints->max_uV;  in machine_constraints_voltage()
1287 			target_max = rdev->constraints->max_uV;  in machine_constraints_voltage()
1312 		int	cmin = constraints->min_uV;  in machine_constraints_voltage()
1313 		int	cmax = constraints->max_uV;  in machine_constraints_voltage()
1316 		 * and the constraints are used by list_voltage.  in machine_constraints_voltage()
1321 			constraints->min_uV = cmin;  in machine_constraints_voltage()
1322 			constraints->max_uV = cmax;  in machine_constraints_voltage()
1325 		/* voltage constraints are optional */  in machine_constraints_voltage()
1329 		/* else require explicit machine-level constraints */  in machine_constraints_voltage()
1331 			rdev_err(rdev, "invalid voltage constraints\n");  in machine_constraints_voltage()
1354 		/* final: [min_uV..max_uV] valid iff constraints valid */  in machine_constraints_voltage()
1357 				 "unsupportable voltage constraints %u-%uuV\n",  in machine_constraints_voltage()
1362 		/* use regulator's subset of machine constraints */  in machine_constraints_voltage()
1363 		if (constraints->min_uV < min_uV) {  in machine_constraints_voltage()
1365 				 constraints->min_uV, min_uV);  in machine_constraints_voltage()
1366 			constraints->min_uV = min_uV;  in machine_constraints_voltage()
1368 		if (constraints->max_uV > max_uV) {  in machine_constraints_voltage()
1370 				 constraints->max_uV, max_uV);  in machine_constraints_voltage()
1371 			constraints->max_uV = max_uV;  in machine_constraints_voltage()
1379 	struct regulation_constraints *constraints)  in machine_constraints_current()  argument
1384 	if (!constraints->min_uA && !constraints->max_uA)  in machine_constraints_current()
1387 	if (constraints->min_uA > constraints->max_uA) {  in machine_constraints_current()
1388 		rdev_err(rdev, "Invalid current constraints\n");  in machine_constraints_current()
1397 	/* Set regulator current in constraints range */  in machine_constraints_current()
1398 	ret = ops->set_current_limit(rdev, constraints->min_uA,  in machine_constraints_current()
1399 			constraints->max_uA);  in machine_constraints_current()
1457  * set_machine_constraints - sets regulator constraints
1462  * Constraints *must* be set by platform code in order for some
1471 	ret = machine_constraints_voltage(rdev, rdev->constraints);  in set_machine_constraints()
1475 	ret = machine_constraints_current(rdev, rdev->constraints);  in set_machine_constraints()
1479 	if (rdev->constraints->ilim_uA && ops->set_input_current_limit) {  in set_machine_constraints()
1481 						   rdev->constraints->ilim_uA);  in set_machine_constraints()
1489 	if (rdev->constraints->initial_state) {  in set_machine_constraints()
1497 	if (rdev->constraints->initial_mode) {  in set_machine_constraints()
1503 		ret = ops->set_mode(rdev, rdev->constraints->initial_mode);  in set_machine_constraints()
1508 	} else if (rdev->constraints->system_load) {  in set_machine_constraints()
1516 	if ((rdev->constraints->ramp_delay || rdev->constraints->ramp_disable)  in set_machine_constraints()
1518 		ret = ops->set_ramp_delay(rdev, rdev->constraints->ramp_delay);  in set_machine_constraints()
1525 	if (rdev->constraints->pull_down && ops->set_pull_down) {  in set_machine_constraints()
1533 	if (rdev->constraints->soft_start && ops->set_soft_start) {  in set_machine_constraints()
1555 	if (rdev->constraints->over_current_protection  in set_machine_constraints()
1557 		int lim = rdev->constraints->over_curr_limits.prot;  in set_machine_constraints()
1569 	if (rdev->constraints->over_current_detection)  in set_machine_constraints()
1572 					   &rdev->constraints->over_curr_limits);  in set_machine_constraints()
1583 	if (rdev->constraints->over_voltage_detection)  in set_machine_constraints()
1586 					   &rdev->constraints->over_voltage_limits);  in set_machine_constraints()
1597 	if (rdev->constraints->under_voltage_detection)  in set_machine_constraints()
1600 					   &rdev->constraints->under_voltage_limits);  in set_machine_constraints()
1611 	if (rdev->constraints->over_temp_detection)  in set_machine_constraints()
1614 					   &rdev->constraints->temp_limits);  in set_machine_constraints()
1625 	if (rdev->constraints->active_discharge && ops->set_active_discharge) {  in set_machine_constraints()
1626 		bool ad_state = (rdev->constraints->active_discharge ==  in set_machine_constraints()
1648 			rdev->constraints->always_on =  in set_machine_constraints()
1649 				rdev->supply->rdev->constraints->always_on;  in set_machine_constraints()
1651 			rdev->constraints->always_on = true;  in set_machine_constraints()
1654 	/* If the constraints say the regulator should be on at this point  in set_machine_constraints()
1657 	if (rdev->constraints->always_on || rdev->constraints->boot_on) {  in set_machine_constraints()
1669 		    (rdev->constraints->always_on ||  in set_machine_constraints()
1685 		if (rdev->constraints->always_on)  in set_machine_constraints()
1818 	const struct regulation_constraints *c = regulator->rdev->constraints;  in constraint_flags_read_file()
1942 	if (rdev->constraints && rdev->constraints->enable_time)  in _regulator_get_enable_time()
1943 		return rdev->constraints->enable_time;  in _regulator_get_enable_time()
2198 				 "incomplete constraints, dummy supplies not allowed\n");  in _regulator_get()
3007 		    (rdev->constraints && !rdev->constraints->always_on)) {  in _regulator_disable()
3057  * machine constraints permit this operation.
3188  * machine constraints permit this operation.
3247 		if (ret < rdev->constraints->min_uV)  in _regulator_list_voltage()
3249 		else if (ret > rdev->constraints->max_uV)  in _regulator_list_voltage()
3435 		return min_uV >= rdev->constraints->min_uV &&  in regulator_is_supported_voltage()
3436 				max_uV <= rdev->constraints->max_uV;  in regulator_is_supported_voltage()
3590 	if (rdev->constraints->ramp_delay)  in _regulator_set_voltage_time()
3591 		ramp_delay = rdev->constraints->ramp_delay;  in _regulator_set_voltage_time()
3594 	else if (rdev->constraints->settling_time)  in _regulator_set_voltage_time()
3595 		return rdev->constraints->settling_time;  in _regulator_set_voltage_time()
3596 	else if (rdev->constraints->settling_time_up &&  in _regulator_set_voltage_time()
3598 		return rdev->constraints->settling_time_up;  in _regulator_set_voltage_time()
3599 	else if (rdev->constraints->settling_time_down &&  in _regulator_set_voltage_time()
3601 		return rdev->constraints->settling_time_down;  in _regulator_set_voltage_time()
3622 	min_uV += rdev->constraints->uV_offset;  in _regulator_do_set_voltage()
3623 	max_uV += rdev->constraints->uV_offset;  in _regulator_do_set_voltage()
3777 	/* constraints check */  in regulator_set_voltage_unlocked()
3873 	struct regulation_constraints *constraints = rdev->constraints;  in regulator_limit_voltage_step()  local
3876 	if (!constraints->max_uV_step || !_regulator_is_enabled(rdev))  in regulator_limit_voltage_step()
3886 	if (abs(*current_uV - *min_uV) <= constraints->max_uV_step)  in regulator_limit_voltage_step()
3891 		*min_uV = min(*current_uV + constraints->max_uV_step,  in regulator_limit_voltage_step()
3894 		*min_uV = max(*current_uV - constraints->max_uV_step,  in regulator_limit_voltage_step()
3908 	struct regulation_constraints *constraints = rdev->constraints;  in regulator_get_optimal_voltage()  local
3926 		desired_min_uV = constraints->min_uV;  in regulator_get_optimal_voltage()
3927 		desired_max_uV = constraints->max_uV;  in regulator_get_optimal_voltage()
3966 	max_spread = constraints->max_spread[0];  in regulator_get_optimal_voltage()
4166  * request voltage that meets the system constraints will be used.
4167  * Regulator system constraints must be set for this regulator before
4478 	return ret - rdev->constraints->uV_offset;  in regulator_get_voltage_rdev()
4517  * NOTE: Regulator system constraints must be set for this regulator before
4534 	/* constraints check */  in regulator_set_current_limit()
4589  * NOTE: Regulator system constraints must be set for this regulator before
4615 	/* constraints check */  in regulator_set_mode()
4712  * DRMS (if enabled by constraints) to set the most efficient regulator
4728  * to the most efficient operating mode if platform constraints allow.
4768  * constraints allow this.  Bypass mode means that the regulator is
5100 	if (!rdev->constraints->system_critical)  in regulator_handle_critical()
5118 			       rdev->constraints->uv_less_critical_window_ms);  in regulator_handle_critical()
5255 	/* constraints need specific supporting methods */  in regulator_attr_is_visible()
5297 	kfree(rdev->constraints);  in regulator_dev_release()
5521 	if (!rdev->constraints->always_on) {  in generic_coupler_attach()
5671 	/* set regulator constraints */  in regulator_register()
5673 		rdev->constraints = kmemdup(&init_data->constraints,  in regulator_register()
5674 					    sizeof(*rdev->constraints),  in regulator_register()
5677 		rdev->constraints = kzalloc(sizeof(*rdev->constraints),  in regulator_register()
5679 	if (!rdev->constraints) {  in regulator_register()
5685 		(rdev->constraints->always_on ||  in regulator_register()
5686 		 rdev->constraints->boot_on)) {  in regulator_register()
5717 		 * to set the constraints  in regulator_register()
5903  * regulator_has_full_constraints - the system has fully specified constraints
6044 	c = rdev->constraints;  in regulator_summary_show_subtree()
6255 	struct regulation_constraints *c = rdev->constraints;  in regulator_late_cleanup()
6283 		 * assume that full constraints are provided  in regulator_late_cleanup()
6287 		rdev_warn(rdev, "incomplete constraints, leaving on\n");  in regulator_late_cleanup()
6328 	 * for DT and ACPI as they have full constraints.  in regulator_init_complete_work_function()
6341 	 * enabling full constraints and since it's much more natural  in regulator_init_complete()
6343 	 * system has full constraints.  in regulator_init_complete()