ufshcd_toggle_vreg
ufshcd_toggle_vreg(hba->dev, hba->vreg_info.vcc, false);
ret = ufshcd_toggle_vreg(hba->dev, hba->vreg_info.vcc, true);
ufshcd_toggle_vreg(hba->dev, hba->vreg_info.vcc, false);
ret = ufshcd_toggle_vreg(dev, info->vcc, on);
ret = ufshcd_toggle_vreg(dev, info->vccq, on);
ret = ufshcd_toggle_vreg(dev, info->vccq2, on);
ufshcd_toggle_vreg(dev, info->vccq2, false);
ufshcd_toggle_vreg(dev, info->vccq, false);
ufshcd_toggle_vreg(dev, info->vcc, false);
return ufshcd_toggle_vreg(hba->dev, info->vdd_hba, on);