diff --git a/drivers/staging/r8188eu/hal/usb_halinit.c b/drivers/staging/r8188eu/hal/usb_halinit.c
index f1a90d66ff67..38b88e6b7bdb 100644
--- a/drivers/staging/r8188eu/hal/usb_halinit.c
+++ b/drivers/staging/r8188eu/hal/usb_halinit.c
@@ -1558,10 +1558,6 @@ void SetHwReg8188EU(struct adapter *Adapter, u8 variable, u8 *val)
 			}
 		}
 		break;
-	case HW_VAR_APFM_ON_MAC:
-		haldata->bMacPwrCtrlOn = *val;
-		DBG_88E("%s: bMacPwrCtrlOn=%d\n", __func__, haldata->bMacPwrCtrlOn);
-		break;
 	case HW_VAR_TX_RPT_MAX_MACID:
 		{
 			u8 maxMacid = *val;
@@ -1613,9 +1609,6 @@ void GetHwReg8188EU(struct adapter *Adapter, u8 variable, u8 *val)
 			}
 		}
 		break;
-	case HW_VAR_APFM_ON_MAC:
-		*val = haldata->bMacPwrCtrlOn;
-		break;
 	case HW_VAR_CHK_HI_QUEUE_EMPTY:
 		*val = ((rtw_read32(Adapter, REG_HGQ_INFORMATION) & 0x0000ff00) == 0) ? true : false;
 		break;
diff --git a/drivers/staging/r8188eu/include/hal_intf.h b/drivers/staging/r8188eu/include/hal_intf.h
index a86cb376a125..120b32994e1f 100644
--- a/drivers/staging/r8188eu/include/hal_intf.h
+++ b/drivers/staging/r8188eu/include/hal_intf.h
@@ -62,8 +62,6 @@ enum hw_variables {
 	HW_VAR_EFUSE_BT_USAGE,
 	HW_VAR_EFUSE_BT_BYTES,
 	HW_VAR_FIFO_CLEARN_UP,
-	HW_VAR_APFM_ON_MAC, /* Auto FSM to Turn On, include clock, isolation,
-			     * power control for MAC only */
 	/*  The valid upper nav range for the HW updating, if the true value is
 	 *  larger than the upper range, the HW won't update it. */
 	/*  Unit in microsecond. 0 means disable this function. */