ufshcd_setup_hba_vreg
ufshcd_setup_hba_vreg(hba, false);
ufshcd_setup_hba_vreg(hba, true);
static int ufshcd_setup_hba_vreg(struct ufs_hba *hba, bool on);
ufshcd_setup_hba_vreg(hba, true);
err = ufshcd_setup_hba_vreg(hba, true);
ufshcd_setup_hba_vreg(hba, false);
ufshcd_setup_hba_vreg(hba, false);