Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / drivers / staging / rtl8723au / os_dep / recv_linux.c

diff --git a/kernel/drivers/staging/rtl8723au/os_dep/recv_linux.c b/kernel/drivers/staging/rtl8723au/os_dep/recv_linux.c
new file mode 100644 (file)
index 0000000..084b506
--- /dev/null
+++ b/kernel/drivers/staging/rtl8723au/os_dep/recv_linux.c
@@ -0,0 +1,165 @@
+/******************************************************************************
+ *
+ * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ ******************************************************************************/
+#define _RECV_OSDEP_C_
+
+#include <osdep_service.h>
+#include <drv_types.h>
+
+#include <wifi.h>
+#include <recv_osdep.h>
+
+#include <osdep_intf.h>
+
+#include <usb_ops.h>
+
+void rtw_handle_tkip_mic_err23a(struct rtw_adapter *padapter, u8 bgroup)
+{
+       enum nl80211_key_type key_type = 0;
+       union iwreq_data wrqu;
+       struct iw_michaelmicfailure ev;
+       struct mlme_priv *pmlmepriv  = &padapter->mlmepriv;
+       struct security_priv *psecuritypriv = &padapter->securitypriv;
+       unsigned long cur_time;
+
+       if (psecuritypriv->last_mic_err_time == 0) {
+               psecuritypriv->last_mic_err_time = jiffies;
+       } else {
+               cur_time = jiffies;
+
+               if (cur_time - psecuritypriv->last_mic_err_time < 60*HZ) {
+                       psecuritypriv->btkip_countermeasure = true;
+                       psecuritypriv->last_mic_err_time = 0;
+                       psecuritypriv->btkip_countermeasure_time = cur_time;
+               } else {
+                       psecuritypriv->last_mic_err_time = jiffies;
+               }
+       }
+
+       if (bgroup)
+               key_type |= NL80211_KEYTYPE_GROUP;
+       else
+               key_type |= NL80211_KEYTYPE_PAIRWISE;
+
+       cfg80211_michael_mic_failure(padapter->pnetdev,
+                                    (u8 *)&pmlmepriv->assoc_bssid[0],
+                                    key_type, -1, NULL, GFP_ATOMIC);
+
+       memset(&ev, 0x00, sizeof(ev));
+       if (bgroup)
+               ev.flags |= IW_MICFAILURE_GROUP;
+       else
+               ev.flags |= IW_MICFAILURE_PAIRWISE;
+
+       ev.src_addr.sa_family = ARPHRD_ETHER;
+       ether_addr_copy(ev.src_addr.sa_data, &pmlmepriv->assoc_bssid[0]);
+
+       memset(&wrqu, 0x00, sizeof(wrqu));
+       wrqu.data.length = sizeof(ev);
+}
+
+int rtw_recv_indicatepkt23a(struct rtw_adapter *padapter,
+                        struct recv_frame *precv_frame)
+{
+       struct recv_priv *precvpriv;
+       struct sk_buff *skb;
+       struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
+
+       precvpriv = &padapter->recvpriv;
+
+       skb = precv_frame->pkt;
+       if (!skb) {
+               RT_TRACE(_module_recv_osdep_c_, _drv_err_,
+                        "rtw_recv_indicatepkt23a():skb == NULL!!!!\n");
+               goto _recv_indicatepkt_drop;
+       }
+
+       RT_TRACE(_module_recv_osdep_c_, _drv_info_,
+                "rtw_recv_indicatepkt23a():skb != NULL !!!\n");
+       RT_TRACE(_module_recv_osdep_c_, _drv_info_,
+                "rtw_recv_indicatepkt23a():precv_frame->hdr.rx_data =%p\n",
+                precv_frame->pkt->data);
+       RT_TRACE(_module_recv_osdep_c_, _drv_info_,
+                "skb->head =%p skb->data =%p skb->tail =%p skb->end =%p skb->len =%d\n",
+                skb->head, skb->data,
+                skb_tail_pointer(skb), skb_end_pointer(skb), skb->len);
+
+       if (check_fwstate(pmlmepriv, WIFI_AP_STATE) == true) {
+               struct sk_buff *pskb2 = NULL;
+               struct sta_info *psta = NULL;
+               struct sta_priv *pstapriv = &padapter->stapriv;
+               struct rx_pkt_attrib *pattrib = &precv_frame->attrib;
+               int bmcast = is_multicast_ether_addr(pattrib->dst);
+
+               /* DBG_8723A("bmcast =%d\n", bmcast); */
+
+               if (!ether_addr_equal(pattrib->dst,
+                                     myid(&padapter->eeprompriv))) {
+                       /* DBG_8723A("not ap psta =%p, addr =%pM\n", psta, pattrib->dst); */
+                       if (bmcast) {
+                               psta = rtw_get_bcmc_stainfo23a(padapter);
+                               pskb2 = skb_clone(skb, GFP_ATOMIC);
+                       } else {
+                               psta = rtw_get_stainfo23a(pstapriv, pattrib->dst);
+                       }
+
+                       if (psta) {
+                               struct net_device *pnetdev = padapter->pnetdev;
+
+                               /* DBG_8723A("directly forwarding to the rtw_xmit23a_entry23a\n"); */
+
+                               /* skb->ip_summed = CHECKSUM_NONE; */
+                               skb->dev = pnetdev;
+                               skb_set_queue_mapping(skb, rtw_recv_select_queue23a(skb));
+
+                               rtw_xmit23a_entry23a(skb, pnetdev);
+
+                               if (bmcast)
+                                       skb = pskb2;
+                               else
+                                       goto _recv_indicatepkt_end;
+                       }
+               } else { /*  to APself */
+                       /* DBG_8723A("to APSelf\n"); */
+               }
+       }
+
+       skb->ip_summed = CHECKSUM_NONE;
+       skb->dev = padapter->pnetdev;
+       skb->protocol = eth_type_trans(skb, padapter->pnetdev);
+
+       netif_rx(skb);
+
+_recv_indicatepkt_end:
+
+       precv_frame->pkt = NULL; /*  pointers to NULL before rtw_free_recvframe23a() */
+
+       rtw_free_recvframe23a(precv_frame);
+
+       RT_TRACE(_module_recv_osdep_c_, _drv_info_,
+                "rtw_recv_indicatepkt23a :after netif_rx!!!!\n");
+       return _SUCCESS;
+
+_recv_indicatepkt_drop:
+
+        rtw_free_recvframe23a(precv_frame);
+        return _FAIL;
+}
+
+void rtw_init_recv_timer23a(struct recv_reorder_ctrl *preorder_ctrl)
+{
+       setup_timer(&preorder_ctrl->reordering_ctrl_timer,
+                   rtw_reordering_ctrl_timeout_handler23a,
+                   (unsigned long)preorder_ctrl);
+}