Contributors: 7
Author Tokens Token Proportion Commits Commit Proportion
Larry Finger 308 94.77% 2 16.67%
Navin Patidar 6 1.85% 3 25.00%
Ivan Safonov 5 1.54% 3 25.00%
Michael Straube 2 0.62% 1 8.33%
Navya Sri Nizamkari 2 0.62% 1 8.33%
Shraddha Barke 1 0.31% 1 8.33%
Allen Pais 1 0.31% 1 8.33%
Total 325 12 


// SPDX-License-Identifier: GPL-2.0
/******************************************************************************
 *
 * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
 *
 ******************************************************************************/
#define _RTL8188EU_RECV_C_
#include <linux/kmemleak.h>
#include <osdep_service.h>
#include <drv_types.h>
#include <recv_osdep.h>
#include <mlme_osdep.h>

#include <usb_ops_linux.h>
#include <wifi.h>

#include <rtl8188e_hal.h>

int rtw_hal_init_recv_priv(struct adapter *padapter)
{
	struct recv_priv *precvpriv = &padapter->recvpriv;
	int i, res = _SUCCESS;
	struct recv_buf *precvbuf;

	tasklet_setup(&precvpriv->recv_tasklet, rtl8188eu_recv_tasklet);

	/* init recv_buf */
	_rtw_init_queue(&precvpriv->free_recv_buf_queue);

	precvpriv->precv_buf =
		kcalloc(NR_RECVBUFF, sizeof(struct recv_buf), GFP_KERNEL);
	if (!precvpriv->precv_buf) {
		res = _FAIL;
		goto exit;
	}
	precvbuf = precvpriv->precv_buf;

	for (i = 0; i < NR_RECVBUFF; i++) {
		res = rtw_os_recvbuf_resource_alloc(precvbuf);
		if (res == _FAIL)
			break;
		precvbuf->adapter = padapter;
		precvbuf++;
	}
	skb_queue_head_init(&precvpriv->rx_skb_queue);
	{
		int i;
		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, GFP_KERNEL);
			if (pskb) {
				kmemleak_not_leak(pskb);
				skb_queue_tail(&precvpriv->free_recv_skb_queue,
					       pskb);
			}
			pskb = NULL;
		}
	}
exit:
	return res;
}

void rtw_hal_free_recv_priv(struct adapter *padapter)
{
	int i;
	struct recv_buf *precvbuf;
	struct recv_priv *precvpriv = &padapter->recvpriv;

	precvbuf = precvpriv->precv_buf;

	for (i = 0; i < NR_RECVBUFF; i++) {
		usb_free_urb(precvbuf->purb);
		precvbuf++;
	}

	kfree(precvpriv->precv_buf);
	skb_queue_purge(&precvpriv->rx_skb_queue);
	skb_queue_purge(&precvpriv->free_recv_skb_queue);
}