staging: r8188eu: make rtl8188eu_{init,free}_recv_priv() static

The functions rtl8188eu_init_recv_priv() and rtl8188eu_free_recv_priv()
are only used in rtw_recv.c. Make them static and remove the now empty
file rtl8188eu_recv.c.

Tested-by: Philipp Hortmann <philipp.g.hortmann@gmail.com> # Edimax N150
Signed-off-by: Michael Straube <straube.linux@gmail.com>
Link: https://lore.kernel.org/r/20220804105532.7532-3-straube.linux@gmail.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/r8188eu/Makefile

@@ -18,7 +18,6 @@ r8188eu-y = \
 		hal/rtl8188e_phycfg.o \
 		hal/rtl8188e_rf6052.o \
 		hal/rtl8188e_rxdesc.o \
-		hal/rtl8188eu_recv.o \
 		hal/rtl8188eu_xmit.o \
 		hal/usb_halinit.o \
 		hal/usb_ops_linux.o \

drivers/staging/r8188eu/core/rtw_recv.c

@@ -37,6 +37,65 @@ void _rtw_init_sta_recv_priv(struct sta_recv_priv *psta_recvpriv)
 
 }
 
+static int rtl8188eu_init_recv_priv(struct adapter *padapter)
+{
+	struct recv_priv *precvpriv = &padapter->recvpriv;
+	int i, res = _SUCCESS;
+	struct recv_buf *precvbuf;
+
+	tasklet_init(&precvpriv->recv_tasklet,
+		     rtl8188eu_recv_tasklet,
+		     (unsigned long)padapter);
+
+	/* init recv_buf */
+	rtw_init_queue(&precvpriv->free_recv_buf_queue);
+
+	precvpriv->pallocated_recv_buf = kzalloc(NR_RECVBUFF * sizeof(struct recv_buf) + 4,
+						 GFP_KERNEL);
+	if (!precvpriv->pallocated_recv_buf) {
+		res = _FAIL;
+		goto exit;
+	}
+
+	precvpriv->precv_buf = (u8 *)ALIGN((size_t)(precvpriv->pallocated_recv_buf), 4);
+
+	precvbuf = (struct recv_buf *)precvpriv->precv_buf;
+
+	for (i = 0; i < NR_RECVBUFF; i++) {
+		res = rtw_os_recvbuf_resource_alloc(padapter, precvbuf);
+		if (res == _FAIL)
+			break;
+		precvbuf->adapter = padapter;
+		precvbuf++;
+	}
+	precvpriv->free_recv_buf_queue_cnt = NR_RECVBUFF;
+	skb_queue_head_init(&precvpriv->rx_skb_queue);
+	{
+		int i;
+		size_t tmpaddr = 0;
+		size_t alignment = 0;
+		struct sk_buff *pskb = NULL;
+
+		skb_queue_head_init(&precvpriv->free_recv_skb_queue);
+
+		for (i = 0; i < NR_PREALLOC_RECV_SKB; i++) {
+			pskb = __netdev_alloc_skb(padapter->pnetdev,
+						  MAX_RECVBUF_SZ + RECVBUFF_ALIGN_SZ, GFP_KERNEL);
+			if (pskb) {
+				pskb->dev = padapter->pnetdev;
+				tmpaddr = (size_t)pskb->data;
+				alignment = tmpaddr & (RECVBUFF_ALIGN_SZ - 1);
+				skb_reserve(pskb, (RECVBUFF_ALIGN_SZ - alignment));
+
+				skb_queue_tail(&precvpriv->free_recv_skb_queue, pskb);
+			}
+			pskb = NULL;
+		}
+	}
+exit:
+	return res;
+}
+
 int _rtw_init_recv_priv(struct recv_priv *precvpriv, struct adapter *padapter)
 {
 	int i;
@@ -91,6 +150,26 @@ int _rtw_init_recv_priv(struct recv_priv *precvpriv, struct adapter *padapter)
 	return res;
 }
 
+static void rtl8188eu_free_recv_priv(struct adapter *padapter)
+{
+	int i;
+	struct recv_buf *precvbuf;
+	struct recv_priv *precvpriv = &padapter->recvpriv;
+
+	precvbuf = (struct recv_buf *)precvpriv->precv_buf;
+
+	for (i = 0; i < NR_RECVBUFF; i++) {
+		rtw_os_recvbuf_resource_free(padapter, precvbuf);
+		precvbuf++;
+	}
+
+	kfree(precvpriv->pallocated_recv_buf);
+
+	skb_queue_purge(&precvpriv->rx_skb_queue);
+
+	skb_queue_purge(&precvpriv->free_recv_skb_queue);
+}
+
 void _rtw_free_recv_priv(struct recv_priv *precvpriv)
 {
 	struct adapter	*padapter = precvpriv->adapter;

drivers/staging/r8188eu/hal/rtl8188eu_recv.c

-// SPDX-License-Identifier: GPL-2.0
-/* Copyright(c) 2007 - 2011 Realtek Corporation. */
-
-#define _RTL8188EU_RECV_C_
-#include "../include/osdep_service.h"
-#include "../include/drv_types.h"
-#include "../include/recv_osdep.h"
-#include "../include/mlme_osdep.h"
-
-#include "../include/usb_ops.h"
-#include "../include/wifi.h"
-
-#include "../include/rtl8188e_hal.h"
-
-int	rtl8188eu_init_recv_priv(struct adapter *padapter)
-{
-	struct recv_priv	*precvpriv = &padapter->recvpriv;
-	int	i, res = _SUCCESS;
-	struct recv_buf *precvbuf;
-
-	tasklet_init(&precvpriv->recv_tasklet,
-		     rtl8188eu_recv_tasklet,
-		     (unsigned long)padapter);
-
-	/* init recv_buf */
-	rtw_init_queue(&precvpriv->free_recv_buf_queue);
-
-	precvpriv->pallocated_recv_buf = kzalloc(NR_RECVBUFF * sizeof(struct recv_buf) + 4,
-						 GFP_KERNEL);
-	if (!precvpriv->pallocated_recv_buf) {
-		res = _FAIL;
-		goto exit;
-	}
-
-	precvpriv->precv_buf = (u8 *)ALIGN((size_t)(precvpriv->pallocated_recv_buf), 4);
-
-	precvbuf = (struct recv_buf *)precvpriv->precv_buf;
-
-	for (i = 0; i < NR_RECVBUFF; i++) {
-		res = rtw_os_recvbuf_resource_alloc(padapter, precvbuf);
-		if (res == _FAIL)
-			break;
-		precvbuf->adapter = padapter;
-		precvbuf++;
-	}
-	precvpriv->free_recv_buf_queue_cnt = NR_RECVBUFF;
-	skb_queue_head_init(&precvpriv->rx_skb_queue);
-	{
-		int i;
-		size_t tmpaddr = 0;
-		size_t alignment = 0;
-		struct sk_buff *pskb = NULL;
-
-		skb_queue_head_init(&precvpriv->free_recv_skb_queue);
-
-		for (i = 0; i < NR_PREALLOC_RECV_SKB; i++) {
-			pskb = __netdev_alloc_skb(padapter->pnetdev, MAX_RECVBUF_SZ + RECVBUFF_ALIGN_SZ, GFP_KERNEL);
-			if (pskb) {
-				pskb->dev = padapter->pnetdev;
-				tmpaddr = (size_t)pskb->data;
-				alignment = tmpaddr & (RECVBUFF_ALIGN_SZ - 1);
-				skb_reserve(pskb, (RECVBUFF_ALIGN_SZ - alignment));
-
-				skb_queue_tail(&precvpriv->free_recv_skb_queue, pskb);
-			}
-			pskb = NULL;
-		}
-	}
-exit:
-	return res;
-}
-
-void rtl8188eu_free_recv_priv(struct adapter *padapter)
-{
-	int	i;
-	struct recv_buf	*precvbuf;
-	struct recv_priv	*precvpriv = &padapter->recvpriv;
-
-	precvbuf = (struct recv_buf *)precvpriv->precv_buf;
-
-	for (i = 0; i < NR_RECVBUFF; i++) {
-		rtw_os_recvbuf_resource_free(padapter, precvbuf);
-		precvbuf++;
-	}
-
-	kfree(precvpriv->pallocated_recv_buf);
-
-	skb_queue_purge(&precvpriv->rx_skb_queue);
-
-	skb_queue_purge(&precvpriv->free_recv_skb_queue);
-}

drivers/staging/r8188eu/include/rtl8188e_recv.h

@@ -33,8 +33,6 @@ enum rx_packet_type {
 	HIS_REPORT,/*  USB HISR RPT */
 };
 
-s32 rtl8188eu_init_recv_priv(struct adapter *padapter);
-void rtl8188eu_free_recv_priv(struct adapter * padapter);
 void rtl8188eu_recv_tasklet(unsigned long priv);
 void update_recvframe_phyinfo_88e(struct recv_frame *fra, struct phy_stat *phy);
 void update_recvframe_attrib_88e(struct recv_frame *fra, struct recv_stat *stat);