staging: r8188eu: remove empty ODM_ResetIQKResult() function

index 257940202f13..1805fdfbad48 100644
@@ -7,10 +7,6 @@
 /* 3 IQ Calibration */
 /* 3============================================================ */
 
-void ODM_ResetIQKResult(struct odm_dm_struct *pDM_Odm)
-{
-}
-
 u8 ODM_GetRightChnlPlaceforIQK(u8 chnl)
 {
 	u8	channel_all[ODM_TARGET_CHNL_NUM_2G_5G] = {

index af32210bf359..df9bd4cdf575 100644
@@ -437,8 +437,6 @@ odm_TXPowerTrackingCallback_ThermalMeter_8188E(
 		}
 
 		if (delta_IQK >= 8) { /*  Delta temperature is equal to or larger than 20 centigrade. */
-			ODM_ResetIQKResult(dm_odm);
-
 			dm_odm->RFCalibrateInfo.ThermalValue_IQK = ThermalValue;
 			PHY_IQCalibrate_8188E(Adapter, false);
 		}

index ba3b6133fc13..54af312509a0 100644
@@ -6,8 +6,6 @@
 
 #define ODM_TARGET_CHNL_NUM_2G_5G	59
 
-void ODM_ResetIQKResult(struct odm_dm_struct *pDM_Odm);
-
 u8 ODM_GetRightChnlPlaceforIQK(u8 chnl);
 
 #endif	/*  #ifndef __HAL_PHY_RF_H__ */

index 8c1d15eed259..15827b6a5729 100644
@@ -1151,8 +1151,6 @@ void ODM_CancelAllTimers(struct odm_dm_struct *pDM_Odm);
 
 void ODM_ReleaseAllTimers(struct odm_dm_struct *pDM_Odm);
 
-void ODM_ResetIQKResult(struct odm_dm_struct *pDM_Odm);
-
 void ODM_AntselStatistics_88C(struct odm_dm_struct *pDM_Odm, u8 MacId,
 			      u32 PWDBAll, bool isCCKrate);
 

index 1805fdfbad48..e5a58ee156b7 100644
@@ -7,6 +7,8 @@
 /* 3 IQ Calibration */
 /* 3============================================================ */
 
+#define ODM_TARGET_CHNL_NUM_2G_5G	59
+
 u8 ODM_GetRightChnlPlaceforIQK(u8 chnl)
 {
 	u8	channel_all[ODM_TARGET_CHNL_NUM_2G_5G] = {

index 54af312509a0..ba877eb7e801 100644
@@ -4,8 +4,6 @@
 #ifndef __HAL_PHY_RF_H__
 #define __HAL_PHY_RF_H__
 
-#define ODM_TARGET_CHNL_NUM_2G_5G	59
-
 u8 ODM_GetRightChnlPlaceforIQK(u8 chnl);
 
 #endif	/*  #ifndef __HAL_PHY_RF_H__ */

deleted file mode 100644
index e5a58ee156b7..000000000000
@@ -1,30 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-/* Copyright(c) 2007 - 2011 Realtek Corporation. */
-
- #include "odm_precomp.h"
-
-/* 3============================================================ */
-/* 3 IQ Calibration */
-/* 3============================================================ */
-
-#define ODM_TARGET_CHNL_NUM_2G_5G	59
-
-u8 ODM_GetRightChnlPlaceforIQK(u8 chnl)
-{
-	u8	channel_all[ODM_TARGET_CHNL_NUM_2G_5G] = {
-		1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14,
-		36, 38, 40, 42, 44, 46, 48, 50, 52, 54, 56, 58, 60, 62, 64,
-		100, 102, 104, 106, 108, 110, 112, 114, 116, 118, 120, 122,
-		124, 126, 128, 130, 132, 134, 136, 138, 140, 149, 151, 153,
-		155, 157, 159, 161, 163, 165
-	};
-	u8	place = chnl;
-
-	if (chnl > 14) {
-		for (place = 14; place < sizeof(channel_all); place++) {
-			if (channel_all[place] == chnl)
-				return place-13;
-		}
-	}
-	return 0;
-}

index df9bd4cdf575..8b34842b4a30 100644
@@ -1199,6 +1199,27 @@ static void phy_IQCalibrate_8188E(struct adapter *adapt, s32 result[][8], u8 t,
 	ODM_RT_TRACE(dm_odm, ODM_COMP_CALIBRATION, ODM_DBG_LOUD, ("phy_IQCalibrate_8188E() <==\n"));
 }
 
+#define ODM_TARGET_CHNL_NUM_2G_5G	59
+static u8 ODM_GetRightChnlPlaceforIQK(u8 chnl)
+{
+	u8	channel_all[ODM_TARGET_CHNL_NUM_2G_5G] = {
+		1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14,
+		36, 38, 40, 42, 44, 46, 48, 50, 52, 54, 56, 58, 60, 62, 64,
+		100, 102, 104, 106, 108, 110, 112, 114, 116, 118, 120, 122,
+		124, 126, 128, 130, 132, 134, 136, 138, 140, 149, 151, 153,
+		155, 157, 159, 161, 163, 165
+	};
+	u8	place = chnl;
+
+	if (chnl > 14) {
+		for (place = 14; place < sizeof(channel_all); place++) {
+			if (channel_all[place] == chnl)
+				return place-13;
+		}
+	}
+	return 0;
+}
+
 static void phy_LCCalibrate_8188E(struct adapter *adapt, bool is2t)
 {
 	u8 tmpreg;

deleted file mode 100644
index ba877eb7e801..000000000000
@@ -1,9 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
-/* Copyright(c) 2007 - 2011 Realtek Corporation. */
-
-#ifndef __HAL_PHY_RF_H__
-#define __HAL_PHY_RF_H__
-
-u8 ODM_GetRightChnlPlaceforIQK(u8 chnl);
-
-#endif	/*  #ifndef __HAL_PHY_RF_H__ */

index cec1035e4fe0..7e5db893c1ea 100644
@@ -22,7 +22,6 @@
 #include "odm_RegDefine11AC.h"
 #include "odm_RegDefine11N.h"
 
-#include "HalPhyRf.h"
 #include "HalPhyRf_8188e.h"/* for IQK,LCK,Power-tracking */
 #include "Hal8188ERateAdaptive.h"/* for  RA,Power training */
 #include "rtl8188e_hal.h"

deleted file mode 100644
index 412b611760b3..000000000000
@@ -1,15 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
-/* Copyright(c) 2007 - 2011 Realtek Corporation. */
-
-#define _H2CLBK_H_
-
-#include <rtl8711_spec.h>
-#include <TypeDef.h>
-
-void _lbk_cmd(struct adapter *adapter);
-
-void _lbk_rsp(struct adapter *adapter);
-
-void _lbk_evt(IN struct adapter *adapter);
-
-void h2c_event_callback(unsigned char *dev, unsigned char *pbuf);

deleted file mode 100644
index fcbfc60fad5a..000000000000
@@ -1,26 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
-/* Copyright(c) 2007 - 2011 Realtek Corporation.*/
-
-/*  temporarily flag ******* */
-/*
- * Public  General Config
- */
-#define RTL871X_MODULE_NAME "88EU"
-#define DRV_NAME "rtl8188eu"
-
-/*
- * Internal  General Config
- */
-
-#define CONFIG_AP_MODE
-
-#define CONFIG_P2P
-
-#define RTW_NOTCH_FILTER 0 /* 0:Disable, 1:Enable, */
-
-#define CONFIG_BR_EXT_BRNAME	"br0"
-
-/*
- * Debug Related Config
- */
-#define DBG	1

deleted file mode 100644
index e04fae68fa4b..000000000000
@@ -1,19 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
-/* Copyright(c) 2007 - 2011 Realtek Corporation. */
-
-#ifndef	__HAL_8188E_REG_H__
-#define __HAL_8188E_REG_H__
-
-/*  */
-/*  Register Definition */
-/*  */
-#define TRX_ANTDIV_PATH             0x860
-#define RX_ANTDIV_PATH              0xb2c
-#define	ODM_R_A_AGC_CORE1_8188E		0xc50
-
-/*  */
-/*  Bitmap Definition */
-/*  */
-#define	BIT_FA_RESET_8188E			BIT0
-
-#endif

index 7e5db893c1ea..b3d8f6463658 100644
@@ -32,7 +32,6 @@
 #include "HalHWImg8188E_MAC.h"
 #include "HalHWImg8188E_RF.h"
 #include "HalHWImg8188E_BB.h"
-#include "Hal8188EReg.h"
 
 #include "odm_RegConfig8188E.h"
 #include "odm_RTL8188E.h"

index af7977165c3c..02ba495b6d2c 100644
@@ -187,9 +187,7 @@ efuse_phymap_to_logical(u8 *phymap, u16 _offset, u16 _size_byte, u8  *pbuf)
 
 exit:
 	kfree(efuseTbl);
-
-	if (eFuseWord)
-		rtw_mfree2d((void *)eFuseWord, EFUSE_MAX_SECTION_88E, EFUSE_MAX_WORD_UNIT, sizeof(u16));
+	kfree(eFuseWord);
 }
 
 static void efuse_read_phymap_from_txpktbuf(

@@ -921,9 +919,7 @@ static void Hal_EfuseReadEFuse88E(struct adapter *Adapter,
 
 exit:
 	kfree(efuseTbl);
-
-	if (eFuseWord)
-		rtw_mfree2d((void *)eFuseWord, EFUSE_MAX_SECTION_88E, EFUSE_MAX_WORD_UNIT, sizeof(u16));
+	kfree(eFuseWord);
 }
 
 static void ReadEFuseByIC(struct adapter *Adapter, u8 efuseType, u16 _offset, u16 _size_byte, u8 *pbuf, bool bPseudoTest)

index e61113c2608c..ac45eec75153 100644
@@ -226,7 +226,6 @@ void _rtw_mfree(u8 *pbuf, u32 sz);
 #define rtw_mfree(pbuf, sz)		_rtw_mfree((pbuf), (sz))
 
 void *rtw_malloc2d(int h, int w, int size);
-void rtw_mfree2d(void *pbuf, int h, int w, int size);
 
 u32  _rtw_down_sema(struct semaphore *sema);
 void _rtw_mutex_init(struct mutex *pmutex);

index bec784dda81b..d11718013cf9 100644
@@ -91,11 +91,6 @@ void *rtw_malloc2d(int h, int w, int size)
 	return a;
 }
 
-void rtw_mfree2d(void *pbuf, int h, int w, int size)
-{
-	kfree(pbuf);
-}
-
 /*
 For the following list_xxx operations,
 caller must guarantee the atomic context.

index 887e3a89bd27..8266e9a88e01 100644
@@ -102,8 +102,12 @@ static void rtw_free_mlme_ie_data(u8 **ppie, u32 *plen)
 
 void rtw_free_mlme_priv_ie_data(struct mlme_priv *pmlmepriv)
 {
-	rtw_buf_free(&pmlmepriv->assoc_req, &pmlmepriv->assoc_req_len);
-	rtw_buf_free(&pmlmepriv->assoc_rsp, &pmlmepriv->assoc_rsp_len);
+	kfree(&pmlmepriv->assoc_req);
+	pmlmepriv->assoc_req = NULL;
+	pmlmepriv->assoc_req_len = 0;
+	kfree(&pmlmepriv->assoc_rsp);
+	pmlmepriv->assoc_rsp = NULL;
+	pmlmepriv->assoc_rsp_len = 0;
 	rtw_free_mlme_ie_data(&pmlmepriv->wps_beacon_ie, &pmlmepriv->wps_beacon_ie_len);
 	rtw_free_mlme_ie_data(&pmlmepriv->wps_probe_req_ie, &pmlmepriv->wps_probe_req_ie_len);
 	rtw_free_mlme_ie_data(&pmlmepriv->wps_probe_resp_ie, &pmlmepriv->wps_probe_resp_ie_len);

index 488a18133e59..36b4e073d24c 100644
@@ -1522,7 +1522,9 @@ unsigned int OnAssocRsp(struct adapter *padapter, struct recv_frame *precv_frame
 	if (res > 0) {
 		rtw_buf_update(&pmlmepriv->assoc_rsp, &pmlmepriv->assoc_rsp_len, pframe, pkt_len);
 	} else {
-		rtw_buf_free(&pmlmepriv->assoc_rsp, &pmlmepriv->assoc_rsp_len);
+		kfree(&pmlmepriv->assoc_rsp);
+		pmlmepriv->assoc_rsp = NULL;
+		pmlmepriv->assoc_rsp_len = 0;
 	}
 
 	report_join_res(padapter, res);

@@ -5549,8 +5551,11 @@ void issue_assocreq(struct adapter *padapter)
 exit:
 	if (ret == _SUCCESS)
 		rtw_buf_update(&pmlmepriv->assoc_req, &pmlmepriv->assoc_req_len, (u8 *)pwlanhdr, pattrib->pktlen);
-	else
-		rtw_buf_free(&pmlmepriv->assoc_req, &pmlmepriv->assoc_req_len);
+	else {
+		kfree(&pmlmepriv->assoc_req);
+		pmlmepriv->assoc_req = NULL;
+		pmlmepriv->assoc_req_len = 0;
+	}
 
 	return;
 }

index ac45eec75153..df59fa325e6e 100644
@@ -440,7 +440,6 @@ u64 rtw_division64(u64 x, u64 y);
 			 (((u64) (a)[3]) << 24) | (((u64) (a)[2]) << 16) | \
 			 (((u64) (a)[1]) << 8) | ((u64) (a)[0]))
 
-void rtw_buf_free(u8 **buf, u32 *buf_len);
 void rtw_buf_update(u8 **buf, u32 *buf_len, u8 *src, u32 src_len);
 
 struct rtw_cbuf {

index d11718013cf9..182f8e9cd199 100644
@@ -388,13 +388,6 @@ u64 rtw_division64(u64 x, u64 y)
 	return x;
 }
 
-void rtw_buf_free(u8 **buf, u32 *buf_len)
-{
-	*buf_len = 0;
-	kfree(*buf);
-	*buf = NULL;
-}
-
 void rtw_buf_update(u8 **buf, u32 *buf_len, u8 *src, u32 src_len)
 {
 	u32 ori_len = 0, dup_len = 0;

index d407d9274a78..d8faea4f6045 100644
@@ -40,13 +40,6 @@
 
 #define DRIVERVERSION	"v4.1.4_6773.20130222"
 
-enum _NIC_VERSION {
-	RTL8711_NIC,
-	RTL8712_NIC,
-	RTL8713_NIC,
-	RTL8716_NIC
-};
-
 #define SPEC_DEV_ID_NONE		BIT(0)
 #define SPEC_DEV_ID_DISABLE_HT		BIT(1)
 #define SPEC_DEV_ID_ENABLE_PS		BIT(2)

deleted file mode 100644
index 77e865398fd1..000000000000
@@ -1,24 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
-/* Copyright(c) 2007 - 2011 Realtek Corporation. */
-
-#ifndef __NIC_SPEC_H__
-#define __NIC_SPEC_H__
-
-#define RTL8711_MCTRL_		(0x20000)
-#define RTL8711_UART_		(0x30000)
-#define RTL8711_TIMER_		(0x40000)
-#define RTL8711_FINT_		(0x50000)
-#define RTL8711_HINT_		(0x50000)
-#define RTL8711_GPIO_		(0x60000)
-#define RTL8711_WLANCTRL_	(0x200000)
-#define RTL8711_WLANFF_		(0xe00000)
-#define RTL8711_HCICTRL_	(0x600000)
-#define RTL8711_SYSCFG_		(0x620000)
-#define RTL8711_SYSCTRL_	(0x620000)
-#define RTL8711_MCCTRL_		(0x020000)
-
-#include <rtl8711_regdef.h>
-
-#include <rtl8711_bitdef.h>
-
-#endif /*  __RTL8711_SPEC_H__ */

index 9e60b3a9a02a..d5b31e31b62d 100644
@@ -25,9 +25,6 @@ enum {
 			    value, index, data, size, timeout_ms)	\
 	usb_control_msg((dev), (pipe), (request), (requesttype), (value),\
 			(index), (data), (size), (timeout_ms))
-#define rtw_usb_bulk_msg(usb_dev, pipe, data, len, actual_length, timeout_ms) \
-	usb_bulk_msg((usb_dev), (pipe), (data), (len),			\
-		     (actual_length), (timeout_ms))
 #include <usb_ops_linux.h>
 
 void rtl8188eu_set_hw_type(struct adapter *padapter);

index dd6138dfebb6..3c6abedb313d 100644
@@ -56,7 +56,7 @@ static int usbctrl_vendorreq(struct intf_hdl *pintfhdl, u8 request, u16 value, u
 			memcpy(pIo_buf, pdata, len);
 		}
 
-		status = rtw_usb_control_msg(udev, pipe, request, reqtype, value, index, pIo_buf, len, RTW_USB_CONTROL_MSG_TIMEOUT);
+		status = usb_control_msg(udev, pipe, request, reqtype, value, index, pIo_buf, len, RTW_USB_CONTROL_MSG_TIMEOUT);
 
 		if (status == len) {   /*  Success this control transfer. */
 			rtw_reset_continual_urb_error(dvobjpriv);

index d5b31e31b62d..6267d0999400 100644
@@ -21,10 +21,6 @@ enum {
 #define MAX_VENDOR_REQ_CMD_SIZE	254	/* 8188cu SIE Support */
 #define MAX_USB_IO_CTL_SIZE	(MAX_VENDOR_REQ_CMD_SIZE + ALIGNMENT_UNIT)
 
-#define rtw_usb_control_msg(dev, pipe, request, requesttype,		\
-			    value, index, data, size, timeout_ms)	\
-	usb_control_msg((dev), (pipe), (request), (requesttype), (value),\
-			(index), (data), (size), (timeout_ms))
 #include <usb_ops_linux.h>
 
 void rtl8188eu_set_hw_type(struct adapter *padapter);