4422 static int ufshcd_config_vreg_load(struct device *dev, struct ufs_vreg *vreg,  in ufshcd_config_vreg_load()  argument
4427 	if (!vreg)  in ufshcd_config_vreg_load()
4436 	if (!vreg->max_uA)  in ufshcd_config_vreg_load()
4439 	ret = regulator_set_load(vreg->reg, ua);  in ufshcd_config_vreg_load()
4442 				__func__, vreg->name, ua, ret);  in ufshcd_config_vreg_load()
4449 					 struct ufs_vreg *vreg)  in ufshcd_config_vreg_lpm()  argument
4451 	return ufshcd_config_vreg_load(hba->dev, vreg, UFS_VREG_LPM_LOAD_UA);  in ufshcd_config_vreg_lpm()
4455 					 struct ufs_vreg *vreg)  in ufshcd_config_vreg_hpm()  argument
4457 	if (!vreg)  in ufshcd_config_vreg_hpm()
4460 	return ufshcd_config_vreg_load(hba->dev, vreg, vreg->max_uA);  in ufshcd_config_vreg_hpm()
4464 		struct ufs_vreg *vreg, bool on)  in ufshcd_config_vreg()  argument
4471 	BUG_ON(!vreg);  in ufshcd_config_vreg()
4473 	reg = vreg->reg;  in ufshcd_config_vreg()
4474 	name = vreg->name;  in ufshcd_config_vreg()
4477 		if (vreg->min_uV && vreg->max_uV) {  in ufshcd_config_vreg()
4478 			min_uV = on ? vreg->min_uV : 0;  in ufshcd_config_vreg()
4479 			ret = regulator_set_voltage(reg, min_uV, vreg->max_uV);  in ufshcd_config_vreg()
4488 		uA_load = on ? vreg->max_uA : 0;  in ufshcd_config_vreg()
4489 		ret = ufshcd_config_vreg_load(dev, vreg, uA_load);  in ufshcd_config_vreg()
4497 static int ufshcd_enable_vreg(struct device *dev, struct ufs_vreg *vreg)  in ufshcd_enable_vreg()  argument
4501 	if (!vreg || vreg->enabled)  in ufshcd_enable_vreg()
4504 	ret = ufshcd_config_vreg(dev, vreg, true);  in ufshcd_enable_vreg()
4506 		ret = regulator_enable(vreg->reg);  in ufshcd_enable_vreg()
4509 		vreg->enabled = true;  in ufshcd_enable_vreg()
4512 				__func__, vreg->name, ret);  in ufshcd_enable_vreg()
4517 static int ufshcd_disable_vreg(struct device *dev, struct ufs_vreg *vreg)  in ufshcd_disable_vreg()  argument
4521 	if (!vreg || !vreg->enabled)  in ufshcd_disable_vreg()
4524 	ret = regulator_disable(vreg->reg);  in ufshcd_disable_vreg()
4528 		ufshcd_config_vreg(dev, vreg, false);  in ufshcd_disable_vreg()
4529 		vreg->enabled = false;  in ufshcd_disable_vreg()
4532 				__func__, vreg->name, ret);  in ufshcd_disable_vreg()
4578 static int ufshcd_get_vreg(struct device *dev, struct ufs_vreg *vreg)  in ufshcd_get_vreg()  argument
4582 	if (!vreg)  in ufshcd_get_vreg()
4585 	vreg->reg = devm_regulator_get(dev, vreg->name);  in ufshcd_get_vreg()
4586 	if (IS_ERR(vreg->reg)) {  in ufshcd_get_vreg()
4587 		ret = PTR_ERR(vreg->reg);  in ufshcd_get_vreg()
4589 				__func__, vreg->name, ret);  in ufshcd_get_vreg()