diff --git a/hal/usb_halinit.c b/hal/usb_halinit.c
index 850358e..aa475d7 100755
--- a/hal/usb_halinit.c
+++ b/hal/usb_halinit.c
@@ -328,7 +328,6 @@ _InitInterrupt(
 	rtw_write32(Adapter, REG_HIMRE_88E, imr_ex);
 	pHalData->IntrMask[1]=imr_ex;
 
-#ifdef CONFIG_SUPPORT_USB_INT
 	/*  REG_USB_SPECIAL_OPTION - BIT(4) */
 	/*  0; Use interrupt endpoint to upload interrupt pkt */
 	/*  1; Use bulk endpoint to upload interrupt pkt, */
@@ -345,12 +344,8 @@ _InitInterrupt(
 		usb_opt = usb_opt | (INT_BULK_SEL);
 
 	rtw_write8(Adapter, REG_USB_SPECIAL_OPTION, usb_opt );
-
-#endif/* CONFIG_SUPPORT_USB_INT */
-
 }
 
-
 static void
 _InitQueueReservedPage(
 	IN  struct adapter *Adapter
@@ -1757,14 +1752,11 @@ static u32 rtl8188eu_hal_deinit(struct adapter *Adapter)
 	HAL_DATA_TYPE	*pHalData = GET_HAL_DATA(Adapter);
 	DBG_8192C("==> %s \n",__FUNCTION__);
 
-#ifdef CONFIG_SUPPORT_USB_INT
 	rtw_write32(Adapter, REG_HIMR_88E, IMR_DISABLED_88E);
 	rtw_write32(Adapter, REG_HIMRE_88E, IMR_DISABLED_88E);
-#endif
 
 	DBG_8192C("bkeepfwalive(%x)\n", pwrctl->bkeepfwalive);
-	if(pwrctl->bkeepfwalive)
-	{
+	if(pwrctl->bkeepfwalive) {
 		if((pwrctl->bHWPwrPindetect) && (pwrctl->bHWPowerdown))
 			rtl8188eu_hw_power_down(Adapter);
 	} else {
diff --git a/hal/usb_ops_linux.c b/hal/usb_ops_linux.c
index c4e3b73..64bad22 100755
--- a/hal/usb_ops_linux.c
+++ b/hal/usb_ops_linux.c
@@ -300,7 +300,6 @@ static int usb_writeN(struct intf_hdl *pintfhdl, u32 addr, u32 length, u8 *pdata
 	return usbctrl_vendorreq(pintfhdl, request, wvalue, index, buf, len, requesttype);
 }
 
-#ifdef CONFIG_SUPPORT_USB_INT
 static void interrupt_handler_8188eu(struct adapter *padapter,u16 pkt_len,u8 *pbuf)
 {
 	HAL_DATA_TYPE	*pHalData=GET_HAL_DATA(padapter);
@@ -333,7 +332,6 @@ static void interrupt_handler_8188eu(struct adapter *padapter,u16 pkt_len,u8 *pb
 	}
 
 }
-#endif
 
 #ifdef CONFIG_USB_INTERRUPT_IN_PIPE
 static void usb_read_interrupt_complete(struct urb *purb, struct pt_regs *regs)
@@ -609,17 +607,10 @@ static int recvbuf2recvframe(struct adapter *padapter, _pkt *pskb)
 							pattrib->MacIDValidEntry[0],
 							pattrib->MacIDValidEntry[1]
 							);
-
-			}
-			else if (pattrib->pkt_rpt_type == HIS_REPORT)
-			{
-				/* DBG_8192C("%s , rx USB HISR \n",__FUNCTION__); */
-				#ifdef CONFIG_SUPPORT_USB_INT
+			} else if (pattrib->pkt_rpt_type == HIS_REPORT) {
 				interrupt_handler_8188eu(padapter,pattrib->pkt_len,precvframe->u.hdr.rx_data);
-				#endif
 			}
 			rtw_free_recvframe(precvframe, pfree_recv_queue);
-
 		}
 
 		pkt_cnt--;
diff --git a/include/autoconf.h b/include/autoconf.h
index beec89b..02cf819 100755
--- a/include/autoconf.h
+++ b/include/autoconf.h
@@ -30,8 +30,6 @@
 
 #define CONFIG_EMBEDDED_FWIMG
 
- #define CONFIG_SUPPORT_USB_INT
-
 #define CONFIG_AP_MODE
 #ifdef CONFIG_AP_MODE
 	#define CONFIG_FIND_BEST_CHANNEL