diff options
Diffstat (limited to 'drivers/net/wireless/rtl8192ce/core/rtw_xmit.c')
| -rwxr-xr-x | drivers/net/wireless/rtl8192ce/core/rtw_xmit.c | 3498 |
1 files changed, 3498 insertions, 0 deletions
diff --git a/drivers/net/wireless/rtl8192ce/core/rtw_xmit.c b/drivers/net/wireless/rtl8192ce/core/rtw_xmit.c new file mode 100755 index 000000000000..43f4e31a2cbc --- /dev/null +++ b/drivers/net/wireless/rtl8192ce/core/rtw_xmit.c @@ -0,0 +1,3498 @@ +/****************************************************************************** + * + * 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. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA + * + * + ******************************************************************************/ +#define _RTW_XMIT_C_ + +#include <drv_conf.h> +#include <osdep_service.h> +#include <drv_types.h> +#include <rtw_byteorder.h> +#include <wifi.h> +#include <osdep_intf.h> +#include <circ_buf.h> +#include <ip.h> + +#if defined (PLATFORM_LINUX) && defined (PLATFORM_WINDOWS) +#error "Shall be Linux or Windows, but not both!\n" +#endif + +#ifdef PLATFORM_WINDOWS +#include <if_ether.h> +#endif + +#ifdef CONFIG_USB_HCI +#include <usb_ops.h> +#endif + + +static u8 P802_1H_OUI[P80211_OUI_LEN] = { 0x00, 0x00, 0xf8 }; +static u8 RFC1042_OUI[P80211_OUI_LEN] = { 0x00, 0x00, 0x00 }; + +static void _init_txservq(struct tx_servq *ptxservq) +{ +_func_enter_; + _rtw_init_listhead(&ptxservq->tx_pending); + _rtw_init_queue(&ptxservq->sta_pending); + ptxservq->qcnt = 0; +_func_exit_; +} + + +void _rtw_init_sta_xmit_priv(struct sta_xmit_priv *psta_xmitpriv) +{ + +_func_enter_; + + _rtw_memset((unsigned char *)psta_xmitpriv, 0, sizeof (struct sta_xmit_priv)); + + _rtw_spinlock_init(&psta_xmitpriv->lock); + + //for(i = 0 ; i < MAX_NUMBLKS; i++) + // _init_txservq(&(psta_xmitpriv->blk_q[i])); + + _init_txservq(&psta_xmitpriv->be_q); + _init_txservq(&psta_xmitpriv->bk_q); + _init_txservq(&psta_xmitpriv->vi_q); + _init_txservq(&psta_xmitpriv->vo_q); + _rtw_init_listhead(&psta_xmitpriv->legacy_dz); + _rtw_init_listhead(&psta_xmitpriv->apsd); + +_func_exit_; + +} + +s32 _rtw_init_xmit_priv(struct xmit_priv *pxmitpriv, _adapter *padapter) +{ + int i; + struct xmit_buf *pxmitbuf; + struct xmit_frame *pxframe; + sint res=_SUCCESS; + +_func_enter_; + + // We don't need to memset padapter->XXX to zero, because adapter is allocated by rtw_zvmalloc(). + //_rtw_memset((unsigned char *)pxmitpriv, 0, sizeof(struct xmit_priv)); + + _rtw_spinlock_init(&pxmitpriv->lock); + _rtw_init_sema(&pxmitpriv->xmit_sema, 0); + _rtw_init_sema(&pxmitpriv->terminate_xmitthread_sema, 0); + + /* + Please insert all the queue initializaiton using _rtw_init_queue below + */ + + pxmitpriv->adapter = padapter; + + //for(i = 0 ; i < MAX_NUMBLKS; i++) + // _rtw_init_queue(&pxmitpriv->blk_strms[i]); + + _rtw_init_queue(&pxmitpriv->be_pending); + _rtw_init_queue(&pxmitpriv->bk_pending); + _rtw_init_queue(&pxmitpriv->vi_pending); + _rtw_init_queue(&pxmitpriv->vo_pending); + _rtw_init_queue(&pxmitpriv->bm_pending); + + //_rtw_init_queue(&pxmitpriv->legacy_dz_queue); + //_rtw_init_queue(&pxmitpriv->apsd_queue); + + _rtw_init_queue(&pxmitpriv->free_xmit_queue); + + + /* + Please allocate memory with the sz = (struct xmit_frame) * NR_XMITFRAME, + and initialize free_xmit_frame below. + Please also apply free_txobj to link_up all the xmit_frames... + */ + + pxmitpriv->pallocated_frame_buf = rtw_zvmalloc(NR_XMITFRAME * sizeof(struct xmit_frame) + 4); + + if (pxmitpriv->pallocated_frame_buf == NULL){ + pxmitpriv->pxmit_frame_buf =NULL; + RT_TRACE(_module_rtl871x_xmit_c_,_drv_err_,("alloc xmit_frame fail!\n")); + res= _FAIL; + goto exit; + } + pxmitpriv->pxmit_frame_buf = (u8 *)N_BYTE_ALIGMENT((SIZE_PTR)(pxmitpriv->pallocated_frame_buf), 4); + //pxmitpriv->pxmit_frame_buf = pxmitpriv->pallocated_frame_buf + 4 - + // ((SIZE_PTR) (pxmitpriv->pallocated_frame_buf) &3); + + pxframe = (struct xmit_frame*) pxmitpriv->pxmit_frame_buf; + + for (i = 0; i < NR_XMITFRAME; i++) + { + _rtw_init_listhead(&(pxframe->list)); + + pxframe->padapter = padapter; + pxframe->frame_tag = NULL_FRAMETAG; + + pxframe->pkt = NULL; + + pxframe->buf_addr = NULL; + pxframe->pxmitbuf = NULL; + + rtw_list_insert_tail(&(pxframe->list), &(pxmitpriv->free_xmit_queue.queue)); + + pxframe++; + } + + pxmitpriv->free_xmitframe_cnt = NR_XMITFRAME; + + pxmitpriv->frag_len = MAX_FRAG_THRESHOLD; + + + //init xmit_buf + _rtw_init_queue(&pxmitpriv->free_xmitbuf_queue); + _rtw_init_queue(&pxmitpriv->pending_xmitbuf_queue); + + pxmitpriv->pallocated_xmitbuf = rtw_zvmalloc(NR_XMITBUFF * sizeof(struct xmit_buf) + 4); + + if (pxmitpriv->pallocated_xmitbuf == NULL){ + RT_TRACE(_module_rtl871x_xmit_c_,_drv_err_,("alloc xmit_buf fail!\n")); + res= _FAIL; + goto exit; + } + + pxmitpriv->pxmitbuf = (u8 *)N_BYTE_ALIGMENT((SIZE_PTR)(pxmitpriv->pallocated_xmitbuf), 4); + //pxmitpriv->pxmitbuf = pxmitpriv->pallocated_xmitbuf + 4 - + // ((SIZE_PTR) (pxmitpriv->pallocated_xmitbuf) &3); + + pxmitbuf = (struct xmit_buf*)pxmitpriv->pxmitbuf; + + for (i = 0; i < NR_XMITBUFF; i++) + { + _rtw_init_listhead(&pxmitbuf->list); + + pxmitbuf->priv_data = NULL; + pxmitbuf->padapter = padapter; + pxmitbuf->ext_tag = _FALSE; + +/* + pxmitbuf->pallocated_buf = rtw_zmalloc(MAX_XMITBUF_SZ + XMITBUF_ALIGN_SZ); + if (pxmitbuf->pallocated_buf == NULL) + { + res = _FAIL; + goto exit; + } + + pxmitbuf->pbuf = (u8 *)N_BYTE_ALIGMENT((SIZE_PTR)(pxmitbuf->pallocated_buf), XMITBUF_ALIGN_SZ); + //pxmitbuf->pbuf = pxmitbuf->pallocated_buf + XMITBUF_ALIGN_SZ -((SIZE_PTR) (pxmitbuf->pallocated_buf) &(XMITBUF_ALIGN_SZ-1)); +*/ + + if((res=rtw_os_xmit_resource_alloc(padapter, pxmitbuf,(MAX_XMITBUF_SZ + XMITBUF_ALIGN_SZ))) == _FAIL) { + res= _FAIL; + goto exit; + } + +#ifdef CONFIG_SDIO_HCI + pxmitbuf->phead = pxmitbuf->pbuf; + pxmitbuf->pend = pxmitbuf->pbuf + MAX_XMITBUF_SZ; + pxmitbuf->len = 0; + pxmitbuf->pdata = pxmitbuf->ptail = pxmitbuf->phead; +#endif + + pxmitbuf->flags = XMIT_VO_QUEUE; + + rtw_list_insert_tail(&pxmitbuf->list, &(pxmitpriv->free_xmitbuf_queue.queue)); + #ifdef DBG_XMIT_BUF + pxmitbuf->no=i; + #endif + + pxmitbuf++; + + } + + pxmitpriv->free_xmitbuf_cnt = NR_XMITBUFF; + + // Init xmit extension buff + _rtw_init_queue(&pxmitpriv->free_xmit_extbuf_queue); + + pxmitpriv->pallocated_xmit_extbuf = rtw_zvmalloc(NR_XMIT_EXTBUFF * sizeof(struct xmit_buf) + 4); + + if (pxmitpriv->pallocated_xmit_extbuf == NULL){ + RT_TRACE(_module_rtl871x_xmit_c_,_drv_err_,("alloc xmit_extbuf fail!\n")); + res= _FAIL; + goto exit; + } + + pxmitpriv->pxmit_extbuf = (u8 *)N_BYTE_ALIGMENT((SIZE_PTR)(pxmitpriv->pallocated_xmit_extbuf), 4); + + pxmitbuf = (struct xmit_buf*)pxmitpriv->pxmit_extbuf; + + for (i = 0; i < NR_XMIT_EXTBUFF; i++) + { + _rtw_init_listhead(&pxmitbuf->list); + + pxmitbuf->priv_data = NULL; + pxmitbuf->padapter = padapter; + pxmitbuf->ext_tag = _TRUE; + +/* + pxmitbuf->pallocated_buf = rtw_zmalloc(MAX_XMIT_EXTBUF_SZ); + if (pxmitbuf->pallocated_buf == NULL) + { + res = _FAIL; + goto exit; + } + + pxmitbuf->pbuf = (u8 *)N_BYTE_ALIGMENT((SIZE_PTR)(pxmitbuf->pallocated_buf), 4); +*/ + + if((res=rtw_os_xmit_resource_alloc(padapter, pxmitbuf,MAX_XMIT_EXTBUF_SZ + XMITBUF_ALIGN_SZ)) == _FAIL) { + res= _FAIL; + goto exit; + } + +#ifdef CONFIG_SDIO_HCI + pxmitbuf->phead = pxmitbuf->pbuf; + pxmitbuf->pend = pxmitbuf->pbuf + MAX_XMIT_EXTBUF_SZ; + pxmitbuf->len = 0; + pxmitbuf->pdata = pxmitbuf->ptail = pxmitbuf->phead; +#endif + + rtw_list_insert_tail(&pxmitbuf->list, &(pxmitpriv->free_xmit_extbuf_queue.queue)); + #ifdef DBG_XMIT_BUF + pxmitbuf->no=i; + #endif + pxmitbuf++; + + } + + pxmitpriv->free_xmit_extbuf_cnt = NR_XMIT_EXTBUFF; + + rtw_alloc_hwxmits(padapter); + rtw_init_hwxmits(pxmitpriv->hwxmits, pxmitpriv->hwxmit_entry); + +#ifdef CONFIG_USB_HCI + pxmitpriv->txirp_cnt=1; + + _rtw_init_sema(&(pxmitpriv->tx_retevt), 0); + + //per AC pending irp + pxmitpriv->beq_cnt = 0; + pxmitpriv->bkq_cnt = 0; + pxmitpriv->viq_cnt = 0; + pxmitpriv->voq_cnt = 0; +#endif + + if(padapter->HalFunc.init_xmit_priv != NULL) + padapter->HalFunc.init_xmit_priv(padapter); + +exit: + +_func_exit_; + + return res; +} + +void rtw_mfree_xmit_priv_lock (struct xmit_priv *pxmitpriv); +void rtw_mfree_xmit_priv_lock (struct xmit_priv *pxmitpriv) +{ + _rtw_spinlock_free(&pxmitpriv->lock); + _rtw_free_sema(&pxmitpriv->xmit_sema); + _rtw_free_sema(&pxmitpriv->terminate_xmitthread_sema); + + _rtw_spinlock_free(&pxmitpriv->be_pending.lock); + _rtw_spinlock_free(&pxmitpriv->bk_pending.lock); + _rtw_spinlock_free(&pxmitpriv->vi_pending.lock); + _rtw_spinlock_free(&pxmitpriv->vo_pending.lock); + _rtw_spinlock_free(&pxmitpriv->bm_pending.lock); + + //_rtw_spinlock_free(&pxmitpriv->legacy_dz_queue.lock); + //_rtw_spinlock_free(&pxmitpriv->apsd_queue.lock); + + _rtw_spinlock_free(&pxmitpriv->free_xmit_queue.lock); + _rtw_spinlock_free(&pxmitpriv->free_xmitbuf_queue.lock); + _rtw_spinlock_free(&pxmitpriv->pending_xmitbuf_queue.lock); +} + + +void _rtw_free_xmit_priv (struct xmit_priv *pxmitpriv) +{ + int i; + _adapter *padapter = pxmitpriv->adapter; + struct xmit_frame *pxmitframe = (struct xmit_frame*) pxmitpriv->pxmit_frame_buf; + struct xmit_buf *pxmitbuf = (struct xmit_buf *)pxmitpriv->pxmitbuf; + + _func_enter_; + + padapter->HalFunc.free_xmit_priv(padapter); + + rtw_mfree_xmit_priv_lock(pxmitpriv); + + if(pxmitpriv->pxmit_frame_buf==NULL) + goto out; + + for(i=0; i<NR_XMITFRAME; i++) + { + rtw_os_xmit_complete(padapter, pxmitframe); + + pxmitframe++; + } + + for(i=0; i<NR_XMITBUFF; i++) + { + rtw_os_xmit_resource_free(padapter, pxmitbuf,(MAX_XMITBUF_SZ + XMITBUF_ALIGN_SZ)); + + //if(pxmitbuf->pallocated_buf) + // rtw_mfree(pxmitbuf->pallocated_buf, MAX_XMITBUF_SZ + XMITBUF_ALIGN_SZ); + + pxmitbuf++; + } + + if(pxmitpriv->pallocated_frame_buf) { + rtw_vmfree(pxmitpriv->pallocated_frame_buf, NR_XMITFRAME * sizeof(struct xmit_frame) + 4); + } + + + if(pxmitpriv->pallocated_xmitbuf) { + rtw_vmfree(pxmitpriv->pallocated_xmitbuf, NR_XMITBUFF * sizeof(struct xmit_buf) + 4); + } + + // free xmit extension buff + _rtw_spinlock_free(&pxmitpriv->free_xmit_extbuf_queue.lock); + + pxmitbuf = (struct xmit_buf *)pxmitpriv->pxmit_extbuf; + for(i=0; i<NR_XMIT_EXTBUFF; i++) + { + rtw_os_xmit_resource_free(padapter, pxmitbuf,(MAX_XMIT_EXTBUF_SZ + XMITBUF_ALIGN_SZ)); + + //if(pxmitbuf->pallocated_buf) + // rtw_mfree(pxmitbuf->pallocated_buf, MAX_XMIT_EXTBUF_SZ); + + pxmitbuf++; + } + + if(pxmitpriv->pallocated_xmit_extbuf) { + rtw_vmfree(pxmitpriv->pallocated_xmit_extbuf, NR_XMIT_EXTBUFF * sizeof(struct xmit_buf) + 4); + } + + rtw_free_hwxmits(padapter); + +out: + +_func_exit_; + +} + +static void update_attrib_vcs_info(_adapter *padapter, struct xmit_frame *pxmitframe) +{ + u32 sz; + struct pkt_attrib *pattrib = &pxmitframe->attrib; + struct sta_info *psta = pattrib->psta; + struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv); + struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); + + + if (pattrib->nr_frags != 1) + { + sz = padapter->xmitpriv.frag_len; + } + else //no frag + { + sz = pattrib->last_txcmdsz; + } + + // (1) RTS_Threshold is compared to the MPDU, not MSDU. + // (2) If there are more than one frag in this MSDU, only the first frag uses protection frame. + // Other fragments are protected by previous fragment. + // So we only need to check the length of first fragment. + if(pmlmeext->cur_wireless_mode < WIRELESS_11_24N || padapter->registrypriv.wifi_spec) + { + if(sz > padapter->registrypriv.rts_thresh) + { + pattrib->vcs_mode = RTS_CTS; + } + else + { + if(psta->rtsen) + pattrib->vcs_mode = RTS_CTS; + else if(psta->cts2self) + pattrib->vcs_mode = CTS_TO_SELF; + else + pattrib->vcs_mode = NONE_VCS; + } + } + else + { + while (_TRUE) + { +#if 0 //Todo + //check IOT action + if(pHTInfo->IOTAction & HT_IOT_ACT_FORCED_CTS2SELF) + { + pattrib->vcs_mode = CTS_TO_SELF; + pattrib->rts_rate = MGN_24M; + break; + } + else if(pHTInfo->IOTAction & (HT_IOT_ACT_FORCED_RTS|HT_IOT_ACT_PURE_N_MODE)) + { + pattrib->vcs_mode = RTS_CTS; + pattrib->rts_rate = MGN_24M; + break; + } +#endif + + //IOT action + if((pmlmeinfo->assoc_AP_vendor == atherosAP) && (pattrib->ampdu_en==_TRUE) && + (padapter->securitypriv.dot11PrivacyAlgrthm == _AES_ )) + { + pattrib->vcs_mode = CTS_TO_SELF; + break; + } + + + //check ERP protection + if(psta->rtsen || psta->cts2self) + { + if(psta->rtsen) + pattrib->vcs_mode = RTS_CTS; + else if(psta->cts2self) + pattrib->vcs_mode = CTS_TO_SELF; + + break; + } + + //check HT op mode + if(pattrib->ht_en) + { + u8 HTOpMode = pmlmeinfo->HT_protection; + if((pmlmeext->cur_bwmode && (HTOpMode == 2 || HTOpMode == 3)) || + (!pmlmeext->cur_bwmode && HTOpMode == 3) ) + { + pattrib->vcs_mode = RTS_CTS; + break; + } + } + + //check rts + if(sz > padapter->registrypriv.rts_thresh) + { + pattrib->vcs_mode = RTS_CTS; + break; + } + + //to do list: check MIMO power save condition. + + //check AMPDU aggregation for TXOP + if(pattrib->ampdu_en==_TRUE) + { + pattrib->vcs_mode = RTS_CTS; + break; + } + + pattrib->vcs_mode = NONE_VCS; + break; + } + } +} + +static void update_attrib_phy_info(struct pkt_attrib *pattrib, struct sta_info *psta) +{ + /*if(psta->rtsen) + pattrib->vcs_mode = RTS_CTS; + else if(psta->cts2self) + pattrib->vcs_mode = CTS_TO_SELF; + else + pattrib->vcs_mode = NONE_VCS;*/ + + pattrib->mdata = 0; + pattrib->eosp = 0; + pattrib->triggered=0; + + //qos_en, ht_en, init rate, ,bw, ch_offset, sgi + pattrib->qos_en = psta->qos_option; + pattrib->ht_en = psta->htpriv.ht_option; + pattrib->raid = psta->raid; + pattrib->bwmode = psta->htpriv.bwmode; + pattrib->ch_offset = psta->htpriv.ch_offset; + pattrib->sgi= psta->htpriv.sgi; + pattrib->ampdu_en = _FALSE; + + //if(pattrib->ht_en && psta->htpriv.ampdu_enable) + //{ + // if(psta->htpriv.agg_enable_bitmap & BIT(pattrib->priority)) + // pattrib->ampdu_en = _TRUE; + //} + + + pattrib->retry_ctrl = _FALSE; + +} + +u8 qos_acm(u8 acm_mask, u8 priority) +{ + u8 change_priority = priority; + + switch (priority) + { + case 0: + case 3: + if(acm_mask & BIT(1)) + change_priority = 1; + break; + case 1: + case 2: + break; + case 4: + case 5: + if(acm_mask & BIT(2)) + change_priority = 0; + break; + case 6: + case 7: + if(acm_mask & BIT(3)) + change_priority = 5; + break; + default: + DBG_871X("qos_acm(): invalid pattrib->priority: %d!!!\n", priority); + break; + } + + return change_priority; +} + +static void set_qos(struct pkt_file *ppktfile, struct pkt_attrib *pattrib) +{ + struct ethhdr etherhdr; + struct iphdr ip_hdr; + s32 UserPriority = 0; + + + _rtw_open_pktfile(ppktfile->pkt, ppktfile); + _rtw_pktfile_read(ppktfile, (unsigned char*)ðerhdr, ETH_HLEN); + + // get UserPriority from IP hdr + if (pattrib->ether_type == 0x0800) { + _rtw_pktfile_read(ppktfile, (u8*)&ip_hdr, sizeof(ip_hdr)); +// UserPriority = (ntohs(ip_hdr.tos) >> 5) & 0x3; + UserPriority = ip_hdr.tos >> 5; + } else if (pattrib->ether_type == 0x888e) { + // "When priority processing of data frames is supported, + // a STA's SME should send EAPOL-Key frames at the highest priority." + UserPriority = 7; + } + + pattrib->priority = UserPriority; + pattrib->hdrlen = WLAN_HDR_A3_QOS_LEN; + pattrib->subtype = WIFI_QOS_DATA_TYPE; +} + +static s32 update_attrib(_adapter *padapter, _pkt *pkt, struct pkt_attrib *pattrib) +{ + uint i; + struct pkt_file pktfile; + struct sta_info *psta = NULL; + struct ethhdr etherhdr; + + sint bmcast; + struct sta_priv *pstapriv = &padapter->stapriv; + struct security_priv *psecuritypriv = &padapter->securitypriv; + struct mlme_priv *pmlmepriv = &padapter->mlmepriv; + struct qos_priv *pqospriv= &pmlmepriv->qospriv; + sint res = _SUCCESS; + + _func_enter_; + + _rtw_open_pktfile(pkt, &pktfile); + i = _rtw_pktfile_read(&pktfile, (u8*)ðerhdr, ETH_HLEN); + + pattrib->ether_type = ntohs(etherhdr.h_proto); + + + _rtw_memcpy(pattrib->dst, ðerhdr.h_dest, ETH_ALEN); + _rtw_memcpy(pattrib->src, ðerhdr.h_source, ETH_ALEN); + + pattrib->pctrl = 0; + + if ((check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == _TRUE) || + (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == _TRUE)) { + _rtw_memcpy(pattrib->ra, pattrib->dst, ETH_ALEN); + _rtw_memcpy(pattrib->ta, pattrib->src, ETH_ALEN); + } + else if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)) { + _rtw_memcpy(pattrib->ra, get_bssid(pmlmepriv), ETH_ALEN); + _rtw_memcpy(pattrib->ta, pattrib->src, ETH_ALEN); + } + else if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) { + _rtw_memcpy(pattrib->ra, pattrib->dst, ETH_ALEN); + _rtw_memcpy(pattrib->ta, get_bssid(pmlmepriv), ETH_ALEN); + } + + pattrib->pktlen = pktfile.pkt_len; + + if (ETH_P_IP == pattrib->ether_type) + { + // The following is for DHCP and ARP packet, we use cck1M to tx these packets and let LPS awake some time + // to prevent DHCP protocol fail + u8 tmp[24]; + _rtw_pktfile_read(&pktfile, &tmp[0], 24); + pattrib->dhcp_pkt = 0; + if (pktfile.pkt_len > 282) {//MINIMUM_DHCP_PACKET_SIZE) { + if (ETH_P_IP == pattrib->ether_type) {// IP header + if (((tmp[21] == 68) && (tmp[23] == 67)) || + ((tmp[21] == 67) && (tmp[23] == 68))) { + // 68 : UDP BOOTP client + // 67 : UDP BOOTP server + RT_TRACE(_module_rtl871x_xmit_c_,_drv_err_,("======================update_attrib: get DHCP Packet \n")); + // Use low rate to send DHCP packet. + //if(pMgntInfo->IOTAction & HT_IOT_ACT_WA_IOT_Broadcom) + //{ + // tcb_desc->DataRate = MgntQuery_TxRateExcludeCCKRates(ieee);//0xc;//ofdm 6m + // tcb_desc->bTxDisableRateFallBack = false; + //} + //else + // pTcb->DataRate = Adapter->MgntInfo.LowestBasicRate; + //RTPRINT(FDM, WA_IOT, ("DHCP TranslateHeader(), pTcb->DataRate = 0x%x\n", pTcb->DataRate)); + pattrib->dhcp_pkt = 1; + } + } + } + } + + #ifdef CONFIG_SET_SCAN_DENY_TIMER + if ( (pattrib->ether_type == 0x888e) || (pattrib->dhcp_pkt == 1) ) + { + rtw_set_scan_deny(pmlmepriv, 3000); + } + #endif + +#ifdef CONFIG_LPS + // If EAPOL , ARP , OR DHCP packet, driver must be in active mode. + if ( (pattrib->ether_type == 0x0806) || (pattrib->ether_type == 0x888e) || (pattrib->dhcp_pkt == 1) ) + { + rtw_lps_ctrl_wk_cmd(padapter, LPS_CTRL_SPECIAL_PACKET, 1); + } +#endif + + bmcast = IS_MCAST(pattrib->ra); + + // get sta_info + if (bmcast) { + psta = rtw_get_bcmc_stainfo(padapter); + } else { + psta = rtw_get_stainfo(pstapriv, pattrib->ra); + if (psta == NULL) { // if we cannot get psta => drrp the pkt + RT_TRACE(_module_rtl871x_xmit_c_, _drv_alert_, ("\nupdate_attrib => get sta_info fail, ra:" MAC_FMT"\n", MAC_ARG(pattrib->ra))); + #ifdef DBG_TX_DROP_FRAME + DBG_871X("DBG_TX_DROP_FRAME %s get sta_info fail, ra:" MAC_FMT"\n", __FUNCTION__, MAC_ARG(pattrib->ra)); + #endif + res =_FAIL; + goto exit; + } + else if((check_fwstate(pmlmepriv, WIFI_AP_STATE)==_TRUE)&&(!(psta->state & _FW_LINKED))) + { + res =_FAIL; + goto exit; + } + } + + if (psta) + { + pattrib->mac_id = psta->mac_id; + pattrib->psta = psta; + } + else + { + // if we cannot get psta => drop the pkt + RT_TRACE(_module_rtl871x_xmit_c_, _drv_alert_, ("\nupdate_attrib => get sta_info fail, ra:" MAC_FMT "\n", MAC_ARG(pattrib->ra))); + #ifdef DBG_TX_DROP_FRAME + DBG_871X("DBG_TX_DROP_FRAME %s get sta_info fail, ra:" MAC_FMT"\n", __FUNCTION__, MAC_ARG(pattrib->ra)); + #endif + res = _FAIL; + goto exit; + } + + pattrib->ack_policy = 0; + // get ether_hdr_len + pattrib->pkt_hdrlen = ETH_HLEN;//(pattrib->ether_type == 0x8100) ? (14 + 4 ): 14; //vlan tag + + pattrib->hdrlen = WLAN_HDR_A3_LEN; + pattrib->subtype = WIFI_DATA_TYPE; + pattrib->priority = 0; + + if (check_fwstate(pmlmepriv, WIFI_AP_STATE|WIFI_ADHOC_STATE|WIFI_ADHOC_MASTER_STATE)) + { + if(psta->qos_option) + set_qos(&pktfile, pattrib); + } + else + { + if(pqospriv->qos_option) + { + set_qos(&pktfile, pattrib); + + if(pmlmepriv->acm_mask != 0) + { + pattrib->priority = qos_acm(pmlmepriv->acm_mask, pattrib->priority); + } + } + } + + //pattrib->priority = 5; //force to used VI queue, for testing + + if (psta->ieee8021x_blocked == _TRUE) + { + RT_TRACE(_module_rtl871x_xmit_c_,_drv_err_,("\n psta->ieee8021x_blocked == _TRUE \n")); + + pattrib->encrypt = 0; + + if((pattrib->ether_type != 0x888e) && (check_fwstate(pmlmepriv, WIFI_MP_STATE) == _FALSE)) + { + RT_TRACE(_module_rtl871x_xmit_c_,_drv_err_,("\npsta->ieee8021x_blocked == _TRUE, pattrib->ether_type(%.4x) != 0x888e\n",pattrib->ether_type)); + #ifdef DBG_TX_DROP_FRAME + DBG_871X("DBG_TX_DROP_FRAME %s psta->ieee8021x_blocked == _TRUE, pattrib->ether_type(%.4x) != 0x888e\n", __FUNCTION__,pattrib->ether_type); + #endif + res = _FAIL; + goto exit; + } + } + else + { + GET_ENCRY_ALGO(psecuritypriv, psta, pattrib->encrypt, bmcast); + + switch(psecuritypriv->dot11AuthAlgrthm) + { + case dot11AuthAlgrthm_Open: + case dot11AuthAlgrthm_Shared: + case dot11AuthAlgrthm_Auto: + pattrib->key_idx = (u8)psecuritypriv->dot11PrivacyKeyIndex; + break; + case dot11AuthAlgrthm_8021X: + if(bmcast) + pattrib->key_idx = (u8)psecuritypriv->dot118021XGrpKeyid; + else + pattrib->key_idx = 0; + break; + default: + pattrib->key_idx = 0; + break; + } + + + } + + switch (pattrib->encrypt) + { + case _WEP40_: + case _WEP104_: + pattrib->iv_len = 4; + pattrib->icv_len = 4; + break; + + case _TKIP_: + pattrib->iv_len = 8; + pattrib->icv_len = 4; + + if(padapter->securitypriv.busetkipkey==_FAIL) + { + RT_TRACE(_module_rtl871x_xmit_c_,_drv_err_,("\npadapter->securitypriv.busetkipkey(%d)==_FAIL drop packet\n", padapter->securitypriv.busetkipkey)); + #ifdef DBG_TX_DROP_FRAME + DBG_871X("DBG_TX_DROP_FRAME %s padapter->securitypriv.busetkipkey(%d)==_FAIL drop packet\n", __FUNCTION__, padapter->securitypriv.busetkipkey); + #endif + res =_FAIL; + goto exit; + } + + break; + case _AES_: + RT_TRACE(_module_rtl871x_xmit_c_,_drv_err_,("\n pattrib->encrypt=%d (_AES_)\n",pattrib->encrypt)); + pattrib->iv_len = 8; + pattrib->icv_len = 8; + break; + + default: + pattrib->iv_len = 0; + pattrib->icv_len = 0; + break; + } + + RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_, + ("update_attrib: encrypt=%d securitypriv.sw_encrypt=%d\n", + pattrib->encrypt, padapter->securitypriv.sw_encrypt)); + + if (pattrib->encrypt && + ((padapter->securitypriv.sw_encrypt == _TRUE) || (psecuritypriv->hw_decrypted == _FALSE))) + { + pattrib->bswenc = _TRUE; + RT_TRACE(_module_rtl871x_xmit_c_,_drv_err_, + ("update_attrib: encrypt=%d securitypriv.hw_decrypted=%d bswenc=_TRUE\n", + pattrib->encrypt, padapter->securitypriv.sw_encrypt)); + } else { + pattrib->bswenc = _FALSE; + RT_TRACE(_module_rtl871x_xmit_c_,_drv_info_,("update_attrib: bswenc=_FALSE\n")); + } + +#ifdef CONFIG_CONCURRENT_MODE + if((pattrib->encrypt && bmcast) || (pattrib->encrypt ==_WEP40_) || (pattrib->encrypt ==_WEP104_)) + { + pattrib->bswenc = _TRUE;//force using sw enc. + } +#endif + + rtw_set_tx_chksum_offload(pkt, pattrib); + + update_attrib_phy_info(pattrib, psta); + +exit: + +_func_exit_; + + return res; +} + +static s32 xmitframe_addmic(_adapter *padapter, struct xmit_frame *pxmitframe){ + sint curfragnum,length; + u8 *pframe, *payload,mic[8]; + struct mic_data micdata; + struct sta_info *stainfo; + struct qos_priv *pqospriv= &(padapter->mlmepriv.qospriv); + struct pkt_attrib *pattrib = &pxmitframe->attrib; + struct security_priv *psecuritypriv=&padapter->securitypriv; + struct xmit_priv *pxmitpriv=&padapter->xmitpriv; + u8 priority[4]={0x0,0x0,0x0,0x0}; + sint bmcst = IS_MCAST(pattrib->ra); + + if(pattrib->psta) + { + stainfo = pattrib->psta; + } + else + { + stainfo=rtw_get_stainfo(&padapter->stapriv ,&pattrib->ra[0]); + } + + + +_func_enter_; + + if(pattrib->encrypt ==_TKIP_)//if(psecuritypriv->dot11PrivacyAlgrthm==_TKIP_PRIVACY_) + { + //encode mic code + if(stainfo!= NULL){ + u8 null_key[16]={0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0}; + +#ifdef CONFIG_USB_TX_AGGREGATION + pframe = pxmitframe->buf_addr + TXDESC_SIZE + (pxmitframe->pkt_offset * PACKET_OFFSET_SZ); +#else + pframe = pxmitframe->buf_addr + TXDESC_OFFSET; +#endif + + if(bmcst) + { + if(_rtw_memcmp(psecuritypriv->dot118021XGrptxmickey[psecuritypriv->dot118021XGrpKeyid].skey, null_key, 16)==_TRUE){ + //DbgPrint("\nxmitframe_addmic:stainfo->dot11tkiptxmickey==0\n"); + //rtw_msleep_os(10); + return _FAIL; + } + //start to calculate the mic code + rtw_secmicsetkey(&micdata, psecuritypriv->dot118021XGrptxmickey[psecuritypriv->dot118021XGrpKeyid].skey); + } + else + { + if(_rtw_memcmp(&stainfo->dot11tkiptxmickey.skey[0],null_key, 16)==_TRUE){ + //DbgPrint("\nxmitframe_addmic:stainfo->dot11tkiptxmickey==0\n"); + //rtw_msleep_os(10); + return _FAIL; + } + //start to calculate the mic code + rtw_secmicsetkey(&micdata, &stainfo->dot11tkiptxmickey.skey[0]); + } + + if(pframe[1]&1){ //ToDS==1 + rtw_secmicappend(&micdata, &pframe[16], 6); //DA + if(pframe[1]&2) //From Ds==1 + rtw_secmicappend(&micdata, &pframe[24], 6); + else + rtw_secmicappend(&micdata, &pframe[10], 6); + } + else{ //ToDS==0 + rtw_secmicappend(&micdata, &pframe[4], 6); //DA + if(pframe[1]&2) //From Ds==1 + rtw_secmicappend(&micdata, &pframe[16], 6); + else + rtw_secmicappend(&micdata, &pframe[10], 6); + + } + + //if(pqospriv->qos_option==1) + if(pattrib->qos_en) + priority[0]=(u8)pxmitframe->attrib.priority; + + + rtw_secmicappend(&micdata, &priority[0], 4); + + payload=pframe; + + for(curfragnum=0;curfragnum<pattrib->nr_frags;curfragnum++){ + payload=(u8 *)RND4((SIZE_PTR)(payload)); + RT_TRACE(_module_rtl871x_xmit_c_,_drv_err_,("===curfragnum=%d, pframe= 0x%.2x, 0x%.2x, 0x%.2x, 0x%.2x, 0x%.2x, 0x%.2x, 0x%.2x, 0x%.2x,!!!\n", + curfragnum,*payload, *(payload+1),*(payload+2),*(payload+3),*(payload+4),*(payload+5),*(payload+6),*(payload+7))); + + payload=payload+pattrib->hdrlen+pattrib->iv_len; + RT_TRACE(_module_rtl871x_xmit_c_,_drv_err_,("curfragnum=%d pattrib->hdrlen=%d pattrib->iv_len=%d",curfragnum,pattrib->hdrlen,pattrib->iv_len)); + if((curfragnum+1)==pattrib->nr_frags){ + length=pattrib->last_txcmdsz-pattrib->hdrlen-pattrib->iv_len-( (pattrib->bswenc) ? pattrib->icv_len : 0); + rtw_secmicappend(&micdata, payload,length); + payload=payload+length; + } + else{ + length=pxmitpriv->frag_len-pattrib->hdrlen-pattrib->iv_len-( (pattrib->bswenc) ? pattrib->icv_len : 0); + rtw_secmicappend(&micdata, payload, length); + payload=payload+length+pattrib->icv_len; + RT_TRACE(_module_rtl871x_xmit_c_,_drv_err_,("curfragnum=%d length=%d pattrib->icv_len=%d",curfragnum,length,pattrib->icv_len)); + } + } + rtw_secgetmic(&micdata,&(mic[0])); + RT_TRACE(_module_rtl871x_xmit_c_,_drv_err_,("xmitframe_addmic: before add mic code!!!\n")); + RT_TRACE(_module_rtl871x_xmit_c_,_drv_err_,("xmitframe_addmic: pattrib->last_txcmdsz=%d!!!\n",pattrib->last_txcmdsz)); + RT_TRACE(_module_rtl871x_xmit_c_,_drv_err_,("xmitframe_addmic: mic[0]=0x%.2x ,mic[1]=0x%.2x ,mic[2]=0x%.2x ,mic[3]=0x%.2x \n\ + mic[4]=0x%.2x ,mic[5]=0x%.2x ,mic[6]=0x%.2x ,mic[7]=0x%.2x !!!!\n", + mic[0],mic[1],mic[2],mic[3],mic[4],mic[5],mic[6],mic[7])); + //add mic code and add the mic code length in last_txcmdsz + + _rtw_memcpy(payload, &(mic[0]),8); + pattrib->last_txcmdsz+=8; + + RT_TRACE(_module_rtl871x_xmit_c_,_drv_info_,("\n ========last pkt========\n")); + payload=payload-pattrib->last_txcmdsz+8; + for(curfragnum=0;curfragnum<pattrib->last_txcmdsz;curfragnum=curfragnum+8) + RT_TRACE(_module_rtl871x_xmit_c_,_drv_info_,(" %.2x, %.2x, %.2x, %.2x, %.2x, %.2x, %.2x, %.2x ", + *(payload+curfragnum), *(payload+curfragnum+1), *(payload+curfragnum+2),*(payload+curfragnum+3), + *(payload+curfragnum+4),*(payload+curfragnum+5),*(payload+curfragnum+6),*(payload+curfragnum+7))); + } + else{ + RT_TRACE(_module_rtl871x_xmit_c_,_drv_err_,("xmitframe_addmic: rtw_get_stainfo==NULL!!!\n")); + } + } + +_func_exit_; + + return _SUCCESS; +} + +static s32 xmitframe_swencrypt(_adapter *padapter, struct xmit_frame *pxmitframe){ + + struct pkt_attrib *pattrib = &pxmitframe->attrib; + //struct security_priv *psecuritypriv=&padapter->securitypriv; + +_func_enter_; + + //if((psecuritypriv->sw_encrypt)||(pattrib->bswenc)) + if(pattrib->bswenc) + { + //DBG_871X("start xmitframe_swencrypt\n"); + RT_TRACE(_module_rtl871x_xmit_c_,_drv_alert_,("### xmitframe_swencrypt\n")); + switch(pattrib->encrypt){ + case _WEP40_: + case _WEP104_: + rtw_wep_encrypt(padapter, (u8 *)pxmitframe); + break; + case _TKIP_: + rtw_tkip_encrypt(padapter, (u8 *)pxmitframe); + break; + case _AES_: + rtw_aes_encrypt(padapter, (u8 * )pxmitframe); + break; + default: + break; + } + + } else { + RT_TRACE(_module_rtl871x_xmit_c_,_drv_notice_,("### xmitframe_hwencrypt\n")); + } + +_func_exit_; + + return _SUCCESS; +} + +s32 rtw_make_wlanhdr (_adapter *padapter , u8 *hdr, struct pkt_attrib *pattrib) +{ + u16 *qc; + + struct rtw_ieee80211_hdr *pwlanhdr = (struct rtw_ieee80211_hdr *)hdr; + struct mlme_priv *pmlmepriv = &padapter->mlmepriv; + struct qos_priv *pqospriv = &pmlmepriv->qospriv; + u8 qos_option = _FALSE; +#ifdef CONFIG_TDLS + struct tdls_info *ptdlsinfo = &padapter->tdlsinfo; + struct sta_priv *pstapriv = &padapter->stapriv; + struct sta_info *ptdls_sta=NULL, *psta_backup=NULL; + u8 direct_link=0; +#endif //CONFIG_TDLS + + sint res = _SUCCESS; + u16 *fctrl = &pwlanhdr->frame_ctl; + + struct sta_info *psta; + + sint bmcst = IS_MCAST(pattrib->ra); + +_func_enter_; + + if (pattrib->psta) { + psta = pattrib->psta; + } else { + if(bmcst) { + psta = rtw_get_bcmc_stainfo(padapter); + } else { + psta = rtw_get_stainfo(&padapter->stapriv, pattrib->ra); + } + } + + _rtw_memset(hdr, 0, WLANHDR_OFFSET); + + SetFrameSubType(fctrl, pattrib->subtype); + + if (pattrib->subtype & WIFI_DATA_TYPE) + { + if ((check_fwstate(pmlmepriv, WIFI_STATION_STATE) == _TRUE)) { + //to_ds = 1, fr_ds = 0; +#ifdef CONFIG_TDLS + if((ptdlsinfo->setup_state == TDLS_LINKED_STATE)){ + ptdls_sta = rtw_get_stainfo(pstapriv, pattrib->dst); + if((ptdls_sta!=NULL)&&(ptdls_sta->tdls_sta_state & TDLS_LINKED_STATE)&&(pattrib->ether_type!=0x0806)){ + //TDLS data transfer, ToDS=0, FrDs=0 + _rtw_memcpy(pwlanhdr->addr1, pattrib->dst, ETH_ALEN); + _rtw_memcpy(pwlanhdr->addr2, pattrib->src, ETH_ALEN); + _rtw_memcpy(pwlanhdr->addr3, get_bssid(pmlmepriv), ETH_ALEN); + direct_link=1; + }else{ + // 1.Data transfer to AP + // 2.Arp pkt will relayed by AP + SetToDs(fctrl); + _rtw_memcpy(pwlanhdr->addr1, get_bssid(pmlmepriv), ETH_ALEN); + _rtw_memcpy(pwlanhdr->addr2, pattrib->src, ETH_ALEN); + _rtw_memcpy(pwlanhdr->addr3, pattrib->dst, ETH_ALEN); + } + }else +#endif //CONFIG_TDLS + { + //Data transfer to AP + SetToDs(fctrl); + _rtw_memcpy(pwlanhdr->addr1, get_bssid(pmlmepriv), ETH_ALEN); + _rtw_memcpy(pwlanhdr->addr2, pattrib->src, ETH_ALEN); + _rtw_memcpy(pwlanhdr->addr3, pattrib->dst, ETH_ALEN); + } + + if (pqospriv->qos_option) + qos_option = _TRUE; + + } + else if ((check_fwstate(pmlmepriv, WIFI_AP_STATE) == _TRUE) ) { + //to_ds = 0, fr_ds = 1; + SetFrDs(fctrl); + _rtw_memcpy(pwlanhdr->addr1, pattrib->dst, ETH_ALEN); + _rtw_memcpy(pwlanhdr->addr2, get_bssid(pmlmepriv), ETH_ALEN); + _rtw_memcpy(pwlanhdr->addr3, pattrib->src, ETH_ALEN); + + if(psta->qos_option) + qos_option = _TRUE; + } + else if ((check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == _TRUE) || + (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == _TRUE)) { + _rtw_memcpy(pwlanhdr->addr1, pattrib->dst, ETH_ALEN); + _rtw_memcpy(pwlanhdr->addr2, pattrib->src, ETH_ALEN); + _rtw_memcpy(pwlanhdr->addr3, get_bssid(pmlmepriv), ETH_ALEN); + + if(psta->qos_option) + qos_option = _TRUE; + } + else { + RT_TRACE(_module_rtl871x_xmit_c_,_drv_err_,("fw_state:%x is not allowed to xmit frame\n", get_fwstate(pmlmepriv))); + res = _FAIL; + goto exit; + } + + if(pattrib->mdata) + SetMData(fctrl); + + if (pattrib->encrypt) + SetPrivacy(fctrl); + + if (qos_option) + { + qc = (unsigned short *)(hdr + pattrib->hdrlen - 2); + + if (pattrib->priority) + SetPriority(qc, pattrib->priority); + + SetEOSP(qc, pattrib->eosp); + + SetAckpolicy(qc, pattrib->ack_policy); + } + + //TODO: fill HT Control Field + + //Update Seq Num will be handled by f/w + { + if(psta){ +#ifdef CONFIG_TDLS + if(direct_link==1) + { + psta_backup = psta; + psta = ptdls_sta; + } +#endif //CONFIG_TDLS + + psta->sta_xmitpriv.txseq_tid[pattrib->priority]++; + psta->sta_xmitpriv.txseq_tid[pattrib->priority] &= 0xFFF; + + pattrib->seqnum = psta->sta_xmitpriv.txseq_tid[pattrib->priority]; + + SetSeqNum(hdr, pattrib->seqnum); + + + //check if enable ampdu + if(pattrib->ht_en && psta->htpriv.ampdu_enable) + { + if(psta->htpriv.agg_enable_bitmap & BIT(pattrib->priority)) + pattrib->ampdu_en = _TRUE; + } + + //re-check if enable ampdu by BA_starting_seqctrl + if(pattrib->ampdu_en == _TRUE) + { + u16 tx_seq; + + tx_seq = psta->BA_starting_seqctrl[pattrib->priority & 0x0f]; + + //check BA_starting_seqctrl + if(SN_LESS(pattrib->seqnum, tx_seq)) + { + //DBG_871X("tx ampdu seqnum(%d) < tx_seq(%d)\n", pattrib->seqnum, tx_seq); + pattrib->ampdu_en = _FALSE;//AGG BK + } + else if(SN_EQUAL(pattrib->seqnum, tx_seq)) + { + psta->BA_starting_seqctrl[pattrib->priority & 0x0f] = (tx_seq+1)&0xfff; + + pattrib->ampdu_en = _TRUE;//AGG EN + } + else + { + //DBG_871X("tx ampdu over run\n"); + psta->BA_starting_seqctrl[pattrib->priority & 0x0f] = (pattrib->seqnum+1)&0xfff; + pattrib->ampdu_en = _TRUE;//AGG EN + } + + } + +#ifdef CONFIG_TDLS + if(direct_link==1) + { + if (pattrib->encrypt){ + pattrib->encrypt= _AES_; + pattrib->iv_len=8; + pattrib->icv_len=8; + } + + //qos_en, ht_en, init rate, ,bw, ch_offset, sgi + //pattrib->qos_en = ptdls_sta->qos_option; + pattrib->ht_en = ptdls_sta->htpriv.ht_option; + pattrib->raid = ptdls_sta->raid; + pattrib->bwmode = ptdls_sta->htpriv.bwmode; + pattrib->ch_offset = ptdls_sta->htpriv.ch_offset; + pattrib->sgi= ptdls_sta->htpriv.sgi; + + pattrib->mac_id = ptdls_sta->mac_id; + + psta = psta_backup; + } +#endif //CONFIG_TDLS + + } + } + + } + else + { + + } + +exit: + +_func_exit_; + + return res; +} + +s32 rtw_txframes_pending(_adapter *padapter) +{ + struct xmit_priv *pxmitpriv = &padapter->xmitpriv; + + return ((_rtw_queue_empty(&pxmitpriv->be_pending) == _FALSE) || + (_rtw_queue_empty(&pxmitpriv->bk_pending) == _FALSE) || + (_rtw_queue_empty(&pxmitpriv->vi_pending) == _FALSE) || + (_rtw_queue_empty(&pxmitpriv->vo_pending) == _FALSE)); +} + +s32 rtw_txframes_sta_ac_pending(_adapter *padapter, struct pkt_attrib *pattrib) +{ + struct sta_info *psta; + struct tx_servq *ptxservq; + int priority = pattrib->priority; + + psta = pattrib->psta; + + switch(priority) + { + case 1: + case 2: + ptxservq = &(psta->sta_xmitpriv.bk_q); + break; + case 4: + case 5: + ptxservq = &(psta->sta_xmitpriv.vi_q); + break; + case 6: + case 7: + ptxservq = &(psta->sta_xmitpriv.vo_q); + break; + case 0: + case 3: + default: + ptxservq = &(psta->sta_xmitpriv.be_q); + break; + + } + + return ptxservq->qcnt; +} + +#ifdef CONFIG_TDLS + +int rtw_build_tdls_ies(_adapter * padapter, struct xmit_frame * pxmitframe, u8 *pframe, u8 action) +{ + int res=_SUCCESS; + + switch(action){ + case TDLS_SETUP_REQUEST: + rtw_build_tdls_setup_req_ies(padapter, pxmitframe, pframe); + break; + case TDLS_SETUP_RESPONSE: + rtw_build_tdls_setup_rsp_ies(padapter, pxmitframe, pframe); + break; + case TDLS_SETUP_CONFIRM: + rtw_build_tdls_setup_cfm_ies(padapter, pxmitframe, pframe); + break; + case TDLS_TEARDOWN: + rtw_build_tdls_teardown_ies(padapter, pxmitframe, pframe); + break; + case TDLS_DISCOVERY_REQUEST: + rtw_build_tdls_dis_req_ies(padapter, pxmitframe, pframe); + break; + case TDLS_PEER_TRAFFIC_INDICATION: + rtw_build_tdls_peer_traffic_indication_ies(padapter, pxmitframe, pframe); + break; + case TDLS_CHANNEL_SWITCH_REQUEST: + rtw_build_tdls_ch_switch_req_ies(padapter, pxmitframe, pframe); + break; + case TDLS_CHANNEL_SWITCH_RESPONSE: + rtw_build_tdls_ch_switch_rsp_ies(padapter, pxmitframe, pframe); + break; +#ifdef CONFIG_WFD + case TUNNELED_PROBE_REQ: + rtw_build_tunneled_probe_req_ies(padapter, pxmitframe, pframe); + break; + case TUNNELED_PROBE_RSP: + rtw_build_tunneled_probe_rsp_ies(padapter, pxmitframe, pframe); + break; +#endif //CONFIG_WFD + default: + res=_FAIL; + break; + } + + return res; +} + +s32 rtw_make_tdls_wlanhdr (_adapter *padapter , u8 *hdr, struct pkt_attrib *pattrib, u8 action) +{ + u16 *qc; + struct rtw_ieee80211_hdr *pwlanhdr = (struct rtw_ieee80211_hdr *)hdr; + struct mlme_priv *pmlmepriv = &padapter->mlmepriv; + struct qos_priv *pqospriv = &pmlmepriv->qospriv; + struct sta_priv *pstapriv = &padapter->stapriv; + struct sta_info *psta=NULL, *ptdls_sta=NULL; + u8 tdls_seq=0, baddr[ETH_ALEN] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff }; + + sint res = _SUCCESS; + u16 *fctrl = &pwlanhdr->frame_ctl; + +_func_enter_; + + _rtw_memset(hdr, 0, WLANHDR_OFFSET); + + SetFrameSubType(fctrl, pattrib->subtype); + + switch(action){ + case TDLS_SETUP_REQUEST: + case TDLS_SETUP_RESPONSE: + case TDLS_SETUP_CONFIRM: + case TDLS_TEARDOWN: //directly to peer STA or via AP + case TDLS_PEER_TRAFFIC_INDICATION: + case TDLS_PEER_PSM_REQUEST: //directly to peer STA or via AP + case TUNNELED_PROBE_REQ: + case TUNNELED_PROBE_RSP: + SetToDs(fctrl); + _rtw_memcpy(pwlanhdr->addr1, get_bssid(pmlmepriv), ETH_ALEN); + _rtw_memcpy(pwlanhdr->addr2, pattrib->src, ETH_ALEN); + _rtw_memcpy(pwlanhdr->addr3, pattrib->dst, ETH_ALEN); + break; + case TDLS_CHANNEL_SWITCH_REQUEST: + case TDLS_CHANNEL_SWITCH_RESPONSE: + case TDLS_PEER_PSM_RESPONSE: + case TDLS_PEER_TRAFFIC_RESPONSE: + _rtw_memcpy(pwlanhdr->addr1, pattrib->dst, ETH_ALEN); + _rtw_memcpy(pwlanhdr->addr2, pattrib->src, ETH_ALEN); + _rtw_memcpy(pwlanhdr->addr3, get_bssid(pmlmepriv), ETH_ALEN); + tdls_seq=1; + break; + case TDLS_DISCOVERY_REQUEST: //unicast: directly to peer sta, Bcast: via AP + if(_rtw_memcmp(pattrib->dst, baddr, ETH_ALEN) ) + { + SetToDs(fctrl); + _rtw_memcpy(pwlanhdr->addr1, get_bssid(pmlmepriv), ETH_ALEN); + _rtw_memcpy(pwlanhdr->addr2, pattrib->src, ETH_ALEN); + _rtw_memcpy(pwlanhdr->addr3, pattrib->dst, ETH_ALEN); + } + else + { + _rtw_memcpy(pwlanhdr->addr1, pattrib->dst, ETH_ALEN); + _rtw_memcpy(pwlanhdr->addr2, pattrib->src, ETH_ALEN); + _rtw_memcpy(pwlanhdr->addr3, get_bssid(pmlmepriv), ETH_ALEN); + tdls_seq=1; + } + break; + } + + if (pattrib->encrypt) + SetPrivacy(fctrl); + + if (pqospriv->qos_option) + { + qc = (unsigned short *)(hdr + pattrib->hdrlen - 2); + if (pattrib->priority) + SetPriority(qc, pattrib->priority); + SetAckpolicy(qc, pattrib->ack_policy); + } + + psta = pattrib->psta; + + // 1. update seq_num per link by sta_info + // 2. rewrite encrypt to _AES_, also rewrite iv_len, icv_len + if(tdls_seq==1){ + ptdls_sta=rtw_get_stainfo(pstapriv, pattrib->dst); + if(ptdls_sta){ + ptdls_sta->sta_xmitpriv.txseq_tid[pattrib->priority]++; + ptdls_sta->sta_xmitpriv.txseq_tid[pattrib->priority] &= 0xFFF; + pattrib->seqnum = ptdls_sta->sta_xmitpriv.txseq_tid[pattrib->priority]; + SetSeqNum(hdr, pattrib->seqnum); + + if (pattrib->encrypt){ + pattrib->encrypt= _AES_; + pattrib->iv_len=8; + pattrib->icv_len=8; + } + }else{ + res=_FAIL; + goto exit; + } + }else if(psta){ + psta->sta_xmitpriv.txseq_tid[pattrib->priority]++; + psta->sta_xmitpriv.txseq_tid[pattrib->priority] &= 0xFFF; + pattrib->seqnum = psta->sta_xmitpriv.txseq_tid[pattrib->priority]; + SetSeqNum(hdr, pattrib->seqnum); + } + + +exit: + +_func_exit_; + + return res; +} + +s32 rtw_xmit_tdls_coalesce(_adapter * padapter, struct xmit_frame * pxmitframe, u8 action) +{ + s32 llc_sz; + + u8 *pframe, *mem_start; + + struct sta_info *psta; + struct sta_priv *pstapriv = &padapter->stapriv; + struct mlme_priv *pmlmepriv = &padapter->mlmepriv; + struct pkt_attrib *pattrib = &pxmitframe->attrib; + u8 *pbuf_start; + s32 bmcst = IS_MCAST(pattrib->ra); + s32 res = _SUCCESS; + +_func_enter_; + + if (pattrib->psta) { + psta = pattrib->psta; + } else { + if(bmcst) { + psta = rtw_get_bcmc_stainfo(padapter); + } else { + psta = rtw_get_stainfo(&padapter->stapriv, pattrib->ra); + } + } + + if(psta==NULL) + return _FAIL; + + if (pxmitframe->buf_addr == NULL) + return _FAIL; + + pbuf_start = pxmitframe->buf_addr; + mem_start = pbuf_start + TXDESC_OFFSET; + + if (rtw_make_tdls_wlanhdr(padapter, mem_start, pattrib, action) == _FAIL) { + res = _FAIL; + goto exit; + } + + pframe = mem_start; + pframe += pattrib->hdrlen; + + //adding icv, if necessary... + if (pattrib->iv_len) + { + if (psta != NULL) + { + switch(pattrib->encrypt) + { + case _WEP40_: + case _WEP104_: + WEP_IV(pattrib->iv, psta->dot11txpn, pattrib->key_idx); + break; + case _TKIP_: + if(bmcst) + TKIP_IV(pattrib->iv, psta->dot11txpn, pattrib->key_idx); + else + TKIP_IV(pattrib->iv, psta->dot11txpn, 0); + break; + case _AES_: + if(bmcst) + AES_IV(pattrib->iv, psta->dot11txpn, pattrib->key_idx); + else + AES_IV(pattrib->iv, psta->dot11txpn, 0); + break; + } + } + + _rtw_memcpy(pframe, pattrib->iv, pattrib->iv_len); + pframe += pattrib->iv_len; + + } + + llc_sz = rtw_put_snap(pframe, pattrib->ether_type); + pframe += llc_sz; + + //pattrib->pktlen will be counted in rtw_build_tdls_ies + pattrib->pktlen = 0; + + rtw_build_tdls_ies(padapter, pxmitframe, pframe, action); + + if ((pattrib->icv_len >0 )&& (pattrib->bswenc)) { + pframe += pattrib->pktlen; + _rtw_memcpy(pframe, pattrib->icv, pattrib->icv_len); + pframe += pattrib->icv_len; + } + + pattrib->nr_frags = 1; + pattrib->last_txcmdsz = pattrib->hdrlen + pattrib->iv_len + llc_sz + + ((pattrib->bswenc) ? pattrib->icv_len : 0) + pattrib->pktlen; + + if (xmitframe_addmic(padapter, pxmitframe) == _FAIL) + { + goto exit; + } + + xmitframe_swencrypt(padapter, pxmitframe); + + update_attrib_vcs_info(padapter, pxmitframe); + +exit: + +_func_exit_; + + return res; +} +#endif //CONFIG_TDLS + +/* + * Calculate wlan 802.11 packet MAX size from pkt_attrib + * This function doesn't consider fragment case + */ +u32 rtw_calculate_wlan_pkt_size_by_attribue(struct pkt_attrib *pattrib) +{ + u32 len = 0; + + len = pattrib->hdrlen + pattrib->iv_len; // WLAN Header and IV + len += SNAP_SIZE + sizeof(u16); // LLC + len += pattrib->pktlen; + if (pattrib->encrypt == _TKIP_) len += 8; // MIC + len += pattrib->icv_len; // ICV + + return len; +} + +/* + +This sub-routine will perform all the following: + +1. remove 802.3 header. +2. create wlan_header, based on the info in pxmitframe +3. append sta's iv/ext-iv +4. append LLC +5. move frag chunk from pframe to pxmitframe->mem +6. apply sw-encrypt, if necessary. + +*/ +s32 rtw_xmitframe_coalesce(_adapter *padapter, _pkt *pkt, struct xmit_frame *pxmitframe) +{ + struct pkt_file pktfile; + + s32 frg_inx, frg_len, mpdu_len, llc_sz, mem_sz; + + SIZE_PTR addr; + + u8 *pframe, *mem_start; + + struct sta_info *psta; + //struct sta_priv *pstapriv = &padapter->stapriv; + //struct mlme_priv *pmlmepriv = &padapter->mlmepriv; + struct xmit_priv *pxmitpriv = &padapter->xmitpriv; + + struct pkt_attrib *pattrib = &pxmitframe->attrib; + + u8 *pbuf_start; + + s32 bmcst = IS_MCAST(pattrib->ra); + s32 res = _SUCCESS; + +_func_enter_; + + if (pattrib->psta) { + psta = pattrib->psta; + } else { + psta = rtw_get_stainfo(&padapter->stapriv, pattrib->ra); + } + + if(psta==NULL) + return _FAIL; + + if (pxmitframe->buf_addr == NULL) + return _FAIL; + + pbuf_start = pxmitframe->buf_addr; + +#ifdef CONFIG_USB_TX_AGGREGATION + mem_start = pbuf_start + TXDESC_SIZE + (pxmitframe->pkt_offset * PACKET_OFFSET_SZ); +#else + mem_start = pbuf_start + TXDESC_OFFSET; +#endif + + if (rtw_make_wlanhdr(padapter, mem_start, pattrib) == _FAIL) { + RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("rtw_xmitframe_coalesce: rtw_make_wlanhdr fail; drop pkt\n")); + res = _FAIL; + goto exit; + } + + _rtw_open_pktfile(pkt, &pktfile); + _rtw_pktfile_read(&pktfile, NULL, pattrib->pkt_hdrlen); + + frg_inx = 0; + frg_len = pxmitpriv->frag_len - 4;//2346-4 = 2342 + + while (1) + { + llc_sz = 0; + + mpdu_len = frg_len; + + pframe = mem_start; + + SetMFrag(mem_start); + + pframe += pattrib->hdrlen; + mpdu_len -= pattrib->hdrlen; + + //adding icv, if necessary... + if (pattrib->iv_len) + { + //if (check_fwstate(pmlmepriv, WIFI_MP_STATE)) + // psta = rtw_get_stainfo(pstapriv, get_bssid(pmlmepriv)); + //else + // psta = rtw_get_stainfo(pstapriv, pattrib->ra); + + if (psta != NULL) + { + switch(pattrib->encrypt) + { + case _WEP40_: + case _WEP104_: + WEP_IV(pattrib->iv, psta->dot11txpn, pattrib->key_idx); + break; + case _TKIP_: + if(bmcst) + TKIP_IV(pattrib->iv, psta->dot11txpn, pattrib->key_idx); + else + TKIP_IV(pattrib->iv, psta->dot11txpn, 0); + break; + case _AES_: + if(bmcst) + AES_IV(pattrib->iv, psta->dot11txpn, pattrib->key_idx); + else + AES_IV(pattrib->iv, psta->dot11txpn, 0); + break; + } + } + + _rtw_memcpy(pframe, pattrib->iv, pattrib->iv_len); + + RT_TRACE(_module_rtl871x_xmit_c_, _drv_notice_, + ("rtw_xmitframe_coalesce: keyid=%d pattrib->iv[3]=%.2x pframe=%.2x %.2x %.2x %.2x\n", + padapter->securitypriv.dot11PrivacyKeyIndex, pattrib->iv[3], *pframe, *(pframe+1), *(pframe+2), *(pframe+3))); + + pframe += pattrib->iv_len; + + mpdu_len -= pattrib->iv_len; + } + + if (frg_inx == 0) { + llc_sz = rtw_put_snap(pframe, pattrib->ether_type); + pframe += llc_sz; + mpdu_len -= llc_sz; + } + + if ((pattrib->icv_len >0) && (pattrib->bswenc)) { + mpdu_len -= pattrib->icv_len; + } + + + if (bmcst) { + // don't do fragment to broadcat/multicast packets + mem_sz = _rtw_pktfile_read(&pktfile, pframe, pattrib->pktlen); + } else { + mem_sz = _rtw_pktfile_read(&pktfile, pframe, mpdu_len); + } + + pframe += mem_sz; + + if ((pattrib->icv_len >0 )&& (pattrib->bswenc)) { + _rtw_memcpy(pframe, pattrib->icv, pattrib->icv_len); + pframe += pattrib->icv_len; + } + + frg_inx++; + + if (bmcst || (rtw_endofpktfile(&pktfile) == _TRUE)) + { + pattrib->nr_frags = frg_inx; + + pattrib->last_txcmdsz = pattrib->hdrlen + pattrib->iv_len + ((pattrib->nr_frags==1)? llc_sz:0) + + ((pattrib->bswenc) ? pattrib->icv_len : 0) + mem_sz; + + ClearMFrag(mem_start); + + break; + } else { + RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("%s: There're still something in packet!\n", __FUNCTION__)); + } + + addr = (SIZE_PTR)(pframe); + + mem_start = (unsigned char *)RND4(addr) + TXDESC_OFFSET; + _rtw_memcpy(mem_start, pbuf_start + TXDESC_OFFSET, pattrib->hdrlen); + } + + if (xmitframe_addmic(padapter, pxmitframe) == _FAIL) + { + RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("xmitframe_addmic(padapter, pxmitframe)==_FAIL\n")); + res = _FAIL; + goto exit; + } + + xmitframe_swencrypt(padapter, pxmitframe); + + if(bmcst == _FALSE) + update_attrib_vcs_info(padapter, pxmitframe); + else + pattrib->vcs_mode = NONE_VCS; + +exit: + +_func_exit_; + + return res; +} + +/* Logical Link Control(LLC) SubNetwork Attachment Point(SNAP) header + * IEEE LLC/SNAP header contains 8 octets + * First 3 octets comprise the LLC portion + * SNAP portion, 5 octets, is divided into two fields: + * Organizationally Unique Identifier(OUI), 3 octets, + * type, defined by that organization, 2 octets. + */ +s32 rtw_put_snap(u8 *data, u16 h_proto) +{ + struct ieee80211_snap_hdr *snap; + u8 *oui; + +_func_enter_; + + snap = (struct ieee80211_snap_hdr *)data; + snap->dsap = 0xaa; + snap->ssap = 0xaa; + snap->ctrl = 0x03; + + if (h_proto == 0x8137 || h_proto == 0x80f3) + oui = P802_1H_OUI; + else + oui = RFC1042_OUI; + + snap->oui[0] = oui[0]; + snap->oui[1] = oui[1]; + snap->oui[2] = oui[2]; + + *(u16 *)(data + SNAP_SIZE) = htons(h_proto); + +_func_exit_; + + return SNAP_SIZE + sizeof(u16); +} + +void rtw_update_protection(_adapter *padapter, u8 *ie, uint ie_len) +{ + + uint protection; + u8 *perp; + sint erp_len; + struct xmit_priv *pxmitpriv = &padapter->xmitpriv; + struct registry_priv *pregistrypriv = &padapter->registrypriv; + +_func_enter_; + + switch(pxmitpriv->vcs_setting) + { + case DISABLE_VCS: + pxmitpriv->vcs = NONE_VCS; + break; + + case ENABLE_VCS: + break; + + case AUTO_VCS: + default: + perp = rtw_get_ie(ie, _ERPINFO_IE_, &erp_len, ie_len); + if(perp == NULL) + { + pxmitpriv->vcs = NONE_VCS; + } + else + { + protection = (*(perp + 2)) & BIT(1); + if (protection) + { + if(pregistrypriv->vcs_type == RTS_CTS) + pxmitpriv->vcs = RTS_CTS; + else + pxmitpriv->vcs = CTS_TO_SELF; + } + else + pxmitpriv->vcs = NONE_VCS; + } + + break; + + } + +_func_exit_; + +} + +void rtw_count_tx_stats(_adapter *padapter, struct xmit_frame *pxmitframe, int sz) +{ + struct sta_info *psta = NULL; + struct stainfo_stats *pstats = NULL; + struct xmit_priv *pxmitpriv = &padapter->xmitpriv; + struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); + + if((pxmitframe->frame_tag&0x0f) == DATA_FRAMETAG) + { + pxmitpriv->tx_bytes += sz; +#ifdef CONFIG_USB_TX_AGGREGATION + pmlmepriv->LinkDetectInfo.NumTxOkInPeriod += pxmitframe->agg_num; +#else + pmlmepriv->LinkDetectInfo.NumTxOkInPeriod++; +#endif + + psta = pxmitframe->attrib.psta; + + if(psta) + { + pstats = &psta->sta_stats; +#ifdef CONFIG_USB_TX_AGGREGATION + pstats->tx_pkts += pxmitframe->agg_num; +#else + pstats->tx_pkts++; +#endif + pstats->tx_bytes += sz; + } + } + +} + +struct xmit_buf *rtw_alloc_xmitbuf_ext(struct xmit_priv *pxmitpriv) +{ + _irqL irqL; + struct xmit_buf *pxmitbuf = NULL; + _list *plist, *phead; + _queue *pfree_queue = &pxmitpriv->free_xmit_extbuf_queue; + +_func_enter_; + + _enter_critical(&pfree_queue->lock, &irqL); + + if(_rtw_queue_empty(pfree_queue) == _TRUE) { + pxmitbuf = NULL; + } else { + + phead = get_list_head(pfree_queue); + + plist = get_next(phead); + + pxmitbuf = LIST_CONTAINOR(plist, struct xmit_buf, list); + + rtw_list_delete(&(pxmitbuf->list)); + } + + if (pxmitbuf != NULL) + { + pxmitpriv->free_xmit_extbuf_cnt--; + #ifdef DBG_XMIT_BUF + DBG_871X("DBG_XMIT_BUF ALLOC no=%d, free_xmit_extbuf_cnt=%d\n",pxmitbuf->no, pxmitpriv->free_xmit_extbuf_cnt); + #endif + + + pxmitbuf->priv_data = NULL; + +#ifdef CONFIG_SDIO_HCI + pxmitbuf->len = 0; + pxmitbuf->pdata = pxmitbuf->ptail = pxmitbuf->phead; +#endif +#ifdef CONFIG_PCI_HCI + pxmitbuf->len = 0; +#endif + } + + _exit_critical(&pfree_queue->lock, &irqL); + +_func_exit_; + + return pxmitbuf; +} + +s32 rtw_free_xmitbuf_ext(struct xmit_priv *pxmitpriv, struct xmit_buf *pxmitbuf) +{ + _irqL irqL; + _queue *pfree_queue = &pxmitpriv->free_xmit_extbuf_queue; + +_func_enter_; + + if(pxmitbuf==NULL) + { + return _FAIL; + } + + _enter_critical(&pfree_queue->lock, &irqL); + + rtw_list_delete(&pxmitbuf->list); + + rtw_list_insert_tail(&(pxmitbuf->list), get_list_head(pfree_queue)); + pxmitpriv->free_xmit_extbuf_cnt++; + #ifdef DBG_XMIT_BUF + DBG_871X("DBG_XMIT_BUF FREE no=%d, free_xmit_extbuf_cnt=%d\n",pxmitbuf->no ,pxmitpriv->free_xmit_extbuf_cnt); + #endif + + _exit_critical(&pfree_queue->lock, &irqL); + +_func_exit_; + + return _SUCCESS; +} + +struct xmit_buf *rtw_alloc_xmitbuf(struct xmit_priv *pxmitpriv) +{ + _irqL irqL; + struct xmit_buf *pxmitbuf = NULL; + _list *plist, *phead; + _queue *pfree_xmitbuf_queue = &pxmitpriv->free_xmitbuf_queue; + +_func_enter_; + + //DBG_871X("+rtw_alloc_xmitbuf\n"); + + _enter_critical(&pfree_xmitbuf_queue->lock, &irqL); + + if(_rtw_queue_empty(pfree_xmitbuf_queue) == _TRUE) { + pxmitbuf = NULL; + } else { + + phead = get_list_head(pfree_xmitbuf_queue); + + plist = get_next(phead); + + pxmitbuf = LIST_CONTAINOR(plist, struct xmit_buf, list); + + rtw_list_delete(&(pxmitbuf->list)); + } + + if (pxmitbuf != NULL) + { + pxmitpriv->free_xmitbuf_cnt--; + #ifdef DBG_XMIT_BUF + DBG_871X("DBG_XMIT_BUF ALLOC no=%d, free_xmitbuf_cnt=%d\n",pxmitbuf->no, pxmitpriv->free_xmitbuf_cnt); + #endif + //DBG_871X("alloc, free_xmitbuf_cnt=%d\n", pxmitpriv->free_xmitbuf_cnt); + + pxmitbuf->priv_data = NULL; + +#ifdef CONFIG_SDIO_HCI + pxmitbuf->len = 0; + pxmitbuf->pdata = pxmitbuf->ptail = pxmitbuf->phead; +#endif +#ifdef CONFIG_PCI_HCI + pxmitbuf->len = 0; +#endif + } + #ifdef DBG_XMIT_BUF + else + { + DBG_871X("DBG_XMIT_BUF rtw_alloc_xmitbuf return NULL\n"); + } + #endif + + _exit_critical(&pfree_xmitbuf_queue->lock, &irqL); + +_func_exit_; + + return pxmitbuf; +} + +s32 rtw_free_xmitbuf(struct xmit_priv *pxmitpriv, struct xmit_buf *pxmitbuf) +{ + _irqL irqL; + _queue *pfree_xmitbuf_queue = &pxmitpriv->free_xmitbuf_queue; + +_func_enter_; + + //DBG_871X("+rtw_free_xmitbuf\n"); + + if(pxmitbuf==NULL) + { + return _FAIL; + } + + if(pxmitbuf->ext_tag) + { + rtw_free_xmitbuf_ext(pxmitpriv, pxmitbuf); + } + else + { + _enter_critical(&pfree_xmitbuf_queue->lock, &irqL); + + rtw_list_delete(&pxmitbuf->list); + + rtw_list_insert_tail(&(pxmitbuf->list), get_list_head(pfree_xmitbuf_queue)); + + pxmitpriv->free_xmitbuf_cnt++; + //DBG_871X("FREE, free_xmitbuf_cnt=%d\n", pxmitpriv->free_xmitbuf_cnt); + #ifdef DBG_XMIT_BUF + DBG_871X("DBG_XMIT_BUF FREE no=%d, free_xmitbuf_cnt=%d\n",pxmitbuf->no ,pxmitpriv->free_xmitbuf_cnt); + #endif + _exit_critical(&pfree_xmitbuf_queue->lock, &irqL); + } + +_func_exit_; + + return _SUCCESS; +} + +/* +Calling context: +1. OS_TXENTRY +2. RXENTRY (rx_thread or RX_ISR/RX_CallBack) + +If we turn on USE_RXTHREAD, then, no need for critical section. +Otherwise, we must use _enter/_exit critical to protect free_xmit_queue... + +Must be very very cautious... + +*/ + +struct xmit_frame *rtw_alloc_xmitframe(struct xmit_priv *pxmitpriv)//(_queue *pfree_xmit_queue) +{ + /* + Please remember to use all the osdep_service api, + and lock/unlock or _enter/_exit critical to protect + pfree_xmit_queue + */ + + _irqL irqL; + struct xmit_frame *pxframe = NULL; + _list *plist, *phead; + _queue *pfree_xmit_queue = &pxmitpriv->free_xmit_queue; +#ifdef PLATFORM_LINUX + _adapter *padapter = pxmitpriv->adapter; +#endif //PLATFORM_LINUX + +_func_enter_; + + _enter_critical_bh(&pfree_xmit_queue->lock, &irqL); + + if (_rtw_queue_empty(pfree_xmit_queue) == _TRUE) { + RT_TRACE(_module_rtl871x_xmit_c_,_drv_info_,("rtw_alloc_xmitframe:%d\n", pxmitpriv->free_xmitframe_cnt)); + pxframe = NULL; + } else { + phead = get_list_head(pfree_xmit_queue); + + plist = get_next(phead); + + pxframe = LIST_CONTAINOR(plist, struct xmit_frame, list); + + rtw_list_delete(&(pxframe->list)); + } + + if (pxframe != NULL) + { + pxmitpriv->free_xmitframe_cnt--; + + RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_, ("rtw_alloc_xmitframe():free_xmitframe_cnt=%d\n", pxmitpriv->free_xmitframe_cnt)); + + pxframe->buf_addr = NULL; + pxframe->pxmitbuf = NULL; + + _rtw_memset(&pxframe->attrib, 0, sizeof(struct pkt_attrib)); + //pxframe->attrib.psta = NULL; + + pxframe->frame_tag = DATA_FRAMETAG; + +#ifdef CONFIG_USB_HCI + pxframe->pkt = NULL; + pxframe->pkt_offset = 1;//default use pkt_offset to fill tx desc + +#ifdef CONFIG_USB_TX_AGGREGATION + pxframe->agg_num = 1; +#endif + +#endif //#ifdef CONFIG_USB_HCI + +#ifdef CONFIG_SDIO_HCI + pxframe->pg_num = 1; + pxframe->agg_num = 1; +#endif + +#ifdef PLATFORM_LINUX +#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,35)) + if(pxmitpriv->free_xmitframe_cnt==1) + { + if (!rtw_netif_queue_stopped(padapter->pnetdev)) + rtw_netif_stop_queue(padapter->pnetdev); + } +#endif +#endif + + } + + _exit_critical_bh(&pfree_xmit_queue->lock, &irqL); + +_func_exit_; + + return pxframe; +} + +s32 rtw_free_xmitframe(struct xmit_priv *pxmitpriv, struct xmit_frame *pxmitframe) +{ + _irqL irqL; + _queue *pfree_xmit_queue = &pxmitpriv->free_xmit_queue; + _adapter *padapter = pxmitpriv->adapter; + _pkt *pndis_pkt = NULL; + +_func_enter_; + + if (pxmitframe == NULL) { + RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("======rtw_free_xmitframe():pxmitframe==NULL!!!!!!!!!!\n")); + goto exit; + } + + _enter_critical_bh(&pfree_xmit_queue->lock, &irqL); + + rtw_list_delete(&pxmitframe->list); + + if (pxmitframe->pkt){ + pndis_pkt = pxmitframe->pkt; + pxmitframe->pkt = NULL; + } + + rtw_list_insert_tail(&pxmitframe->list, get_list_head(pfree_xmit_queue)); + + pxmitpriv->free_xmitframe_cnt++; + RT_TRACE(_module_rtl871x_xmit_c_, _drv_debug_, ("rtw_free_xmitframe():free_xmitframe_cnt=%d\n", pxmitpriv->free_xmitframe_cnt)); + + _exit_critical_bh(&pfree_xmit_queue->lock, &irqL); + + + if(pndis_pkt) + rtw_os_pkt_complete(padapter, pndis_pkt); + +exit: + +_func_exit_; + + return _SUCCESS; +} + +s32 rtw_free_xmitframe_ex(struct xmit_priv *pxmitpriv, struct xmit_frame *pxmitframe) +{ + +_func_enter_; + + if(pxmitframe==NULL){ + goto exit; + } + + RT_TRACE(_module_rtl871x_xmit_c_, _drv_debug_, ("rtw_free_xmitframe_ex()\n")); + + rtw_free_xmitframe(pxmitpriv, pxmitframe); + +exit: + +_func_exit_; + + return _SUCCESS; +} + +void rtw_free_xmitframe_queue(struct xmit_priv *pxmitpriv, _queue *pframequeue) +{ + _irqL irqL; + _list *plist, *phead; + struct xmit_frame *pxmitframe; + +_func_enter_; + + _enter_critical_bh(&(pframequeue->lock), &irqL); + + phead = get_list_head(pframequeue); + plist = get_next(phead); + + while (rtw_end_of_queue_search(phead, plist) == _FALSE) + { + + pxmitframe = LIST_CONTAINOR(plist, struct xmit_frame, list); + + plist = get_next(plist); + + rtw_free_xmitframe(pxmitpriv,pxmitframe); + + } + _exit_critical_bh(&(pframequeue->lock), &irqL); + +_func_exit_; +} + +s32 rtw_xmitframe_enqueue(_adapter *padapter, struct xmit_frame *pxmitframe) +{ + if (rtw_xmit_classifier(padapter, pxmitframe) == _FAIL) + { + RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, + ("rtw_xmitframe_enqueue: drop xmit pkt for classifier fail\n")); +// pxmitframe->pkt = NULL; + return _FAIL; + } + + return _SUCCESS; +} + +static struct xmit_frame *dequeue_one_xmitframe(struct xmit_priv *pxmitpriv, struct hw_xmit *phwxmit, struct tx_servq *ptxservq, _queue *pframe_queue) +{ + _list *xmitframe_plist, *xmitframe_phead; + struct xmit_frame *pxmitframe=NULL; + + xmitframe_phead = get_list_head(pframe_queue); + xmitframe_plist = get_next(xmitframe_phead); + + while ((rtw_end_of_queue_search(xmitframe_phead, xmitframe_plist)) == _FALSE) + { + pxmitframe = LIST_CONTAINOR(xmitframe_plist, struct xmit_frame, list); + + xmitframe_plist = get_next(xmitframe_plist); + +/*#ifdef RTK_DMP_PLATFORM +#ifdef CONFIG_USB_TX_AGGREGATION + if((ptxservq->qcnt>0) && (ptxservq->qcnt<=2)) + { + pxmitframe = NULL; + + tasklet_schedule(&pxmitpriv->xmit_tasklet); + + break; + } +#endif +#endif*/ + rtw_list_delete(&pxmitframe->list); + + ptxservq->qcnt--; + + break; + + pxmitframe = NULL; + + } + + return pxmitframe; +} + +struct xmit_frame* rtw_dequeue_xframe(struct xmit_priv *pxmitpriv, struct hw_xmit *phwxmit_i, sint entry) +{ + _irqL irqL0; + _list *sta_plist, *sta_phead; + struct hw_xmit *phwxmit; + struct tx_servq *ptxservq = NULL; + _queue *pframe_queue = NULL; + struct xmit_frame *pxmitframe = NULL; + _adapter *padapter = pxmitpriv->adapter; + struct registry_priv *pregpriv = &padapter->registrypriv; + int i, inx[4]; +#ifdef CONFIG_USB_HCI +// int j, tmp, acirp_cnt[4]; +#endif + +_func_enter_; + + inx[0] = 0; inx[1] = 1; inx[2] = 2; inx[3] = 3; + + if(pregpriv->wifi_spec==1) + { + int j, tmp, acirp_cnt[4]; +#if 0 + if(flags<XMIT_QUEUE_ENTRY) + { + //priority exchange according to the completed xmitbuf flags. + inx[flags] = 0; + inx[0] = flags; + } +#endif + +#ifdef CONFIG_USB_HCI + //entry indx: 0->vo, 1->vi, 2->be, 3->bk. + acirp_cnt[0] = pxmitpriv->voq_cnt; + acirp_cnt[1] = pxmitpriv->viq_cnt; + acirp_cnt[2] = pxmitpriv->beq_cnt; + acirp_cnt[3] = pxmitpriv->bkq_cnt; + + for(i=0; i<4; i++) + { + for(j=i+1; j<4; j++) + { + if(acirp_cnt[j]<acirp_cnt[i]) + { + tmp = acirp_cnt[i]; + acirp_cnt[i] = acirp_cnt[j]; + acirp_cnt[j] = tmp; + + tmp = inx[i]; + inx[i] = inx[j]; + inx[j] = tmp; + } + } + } +#endif + } + + _enter_critical_bh(&pxmitpriv->lock, &irqL0); + + for(i = 0; i < entry; i++) + { + phwxmit = phwxmit_i + inx[i]; + + //_enter_critical_ex(&phwxmit->sta_queue->lock, &irqL0); + + sta_phead = get_list_head(phwxmit->sta_queue); + sta_plist = get_next(sta_phead); + + while ((rtw_end_of_queue_search(sta_phead, sta_plist)) == _FALSE) + { + + ptxservq= LIST_CONTAINOR(sta_plist, struct tx_servq, tx_pending); + + pframe_queue = &ptxservq->sta_pending; + + pxmitframe = dequeue_one_xmitframe(pxmitpriv, phwxmit, ptxservq, pframe_queue); + + if(pxmitframe) + { + phwxmit->accnt--; + + //Remove sta node when there is no pending packets. + if(_rtw_queue_empty(pframe_queue)) //must be done after get_next and before break + rtw_list_delete(&ptxservq->tx_pending); + + //_exit_critical_ex(&phwxmit->sta_queue->lock, &irqL0); + + goto exit; + } + + sta_plist = get_next(sta_plist); + + } + + //_exit_critical_ex(&phwxmit->sta_queue->lock, &irqL0); + + } + +exit: + + _exit_critical_bh(&pxmitpriv->lock, &irqL0); + +_func_exit_; + + return pxmitframe; +} + +#if 1 +struct tx_servq *rtw_get_sta_pending(_adapter *padapter, struct sta_info *psta, sint up, u8 *ac) +{ + struct tx_servq *ptxservq; + +_func_enter_; + + switch (up) + { + case 1: + case 2: + ptxservq = &(psta->sta_xmitpriv.bk_q); + *(ac) = 3; + RT_TRACE(_module_rtl871x_xmit_c_,_drv_info_,("rtw_get_sta_pending : BK \n")); + break; + + case 4: + case 5: + ptxservq = &(psta->sta_xmitpriv.vi_q); + *(ac) = 1; + RT_TRACE(_module_rtl871x_xmit_c_,_drv_info_,("rtw_get_sta_pending : VI\n")); + break; + + case 6: + case 7: + ptxservq = &(psta->sta_xmitpriv.vo_q); + *(ac) = 0; + RT_TRACE(_module_rtl871x_xmit_c_,_drv_info_,("rtw_get_sta_pending : VO \n")); + break; + + case 0: + case 3: + default: + ptxservq = &(psta->sta_xmitpriv.be_q); + *(ac) = 2; + RT_TRACE(_module_rtl871x_xmit_c_,_drv_info_,("rtw_get_sta_pending : BE \n")); + break; + + } + +_func_exit_; + + return ptxservq; +} +#else +__inline static struct tx_servq *rtw_get_sta_pending + (_adapter *padapter, _queue **ppstapending, struct sta_info *psta, sint up) +{ + struct tx_servq *ptxservq; + struct hw_xmit *phwxmits = padapter->xmitpriv.hwxmits; + +_func_enter_; + +#ifdef CONFIG_RTL8711 + + if(IS_MCAST(psta->hwaddr)) + { + ptxservq = &(psta->sta_xmitpriv.be_q); // we will use be_q to queue bc/mc frames in BCMC_stainfo + *ppstapending = &padapter->xmitpriv.bm_pending; + } + else +#endif + { + switch (up) + { + case 1: + case 2: + ptxservq = &(psta->sta_xmitpriv.bk_q); + *ppstapending = &padapter->xmitpriv.bk_pending; + (phwxmits+3)->accnt++; + RT_TRACE(_module_rtl871x_xmit_c_,_drv_info_,("rtw_get_sta_pending : BK \n")); + break; + + case 4: + case 5: + ptxservq = &(psta->sta_xmitpriv.vi_q); + *ppstapending = &padapter->xmitpriv.vi_pending; + (phwxmits+1)->accnt++; + RT_TRACE(_module_rtl871x_xmit_c_,_drv_info_,("rtw_get_sta_pending : VI\n")); + break; + + case 6: + case 7: + ptxservq = &(psta->sta_xmitpriv.vo_q); + *ppstapending = &padapter->xmitpriv.vo_pending; + (phwxmits+0)->accnt++; + RT_TRACE(_module_rtl871x_xmit_c_,_drv_info_,("rtw_get_sta_pending : VO \n")); + break; + + case 0: + case 3: + default: + ptxservq = &(psta->sta_xmitpriv.be_q); + *ppstapending = &padapter->xmitpriv.be_pending; + (phwxmits+2)->accnt++; + RT_TRACE(_module_rtl871x_xmit_c_,_drv_info_,("rtw_get_sta_pending : BE \n")); + break; + + } + + } + +_func_exit_; + + return ptxservq; +} +#endif + +/* + * Will enqueue pxmitframe to the proper queue, + * and indicate it to xx_pending list..... + */ +s32 rtw_xmit_classifier(_adapter *padapter, struct xmit_frame *pxmitframe) +{ + //_irqL irqL0; + u8 ac_index; + struct sta_info *psta; + struct tx_servq *ptxservq; + struct pkt_attrib *pattrib = &pxmitframe->attrib; + struct sta_priv *pstapriv = &padapter->stapriv; + struct hw_xmit *phwxmits = padapter->xmitpriv.hwxmits; + sint res = _SUCCESS; + +_func_enter_; + + if (pattrib->psta) { + psta = pattrib->psta; + } else { + psta = rtw_get_stainfo(pstapriv, pattrib->ra); + } + + if (psta == NULL) { + res = _FAIL; + RT_TRACE(_module_rtl871x_xmit_c_,_drv_err_,("rtw_xmit_classifier: psta == NULL\n")); + goto exit; + } + + ptxservq = rtw_get_sta_pending(padapter, psta, pattrib->priority, (u8 *)(&ac_index)); + + //_enter_critical(&pstapending->lock, &irqL0); + + if (rtw_is_list_empty(&ptxservq->tx_pending)) { + rtw_list_insert_tail(&ptxservq->tx_pending, get_list_head(phwxmits[ac_index].sta_queue)); + } + + //_enter_critical(&ptxservq->sta_pending.lock, &irqL1); + + rtw_list_insert_tail(&pxmitframe->list, get_list_head(&ptxservq->sta_pending)); + ptxservq->qcnt++; + phwxmits[ac_index].accnt++; + + //_exit_critical(&ptxservq->sta_pending.lock, &irqL1); + + //_exit_critical(&pstapending->lock, &irqL0); + +exit: + +_func_exit_; + + return res; +} + +void rtw_alloc_hwxmits(_adapter *padapter) +{ + struct hw_xmit *hwxmits; + struct xmit_priv *pxmitpriv = &padapter->xmitpriv; + + pxmitpriv->hwxmit_entry = HWXMIT_ENTRY; + + pxmitpriv->hwxmits = (struct hw_xmit *)rtw_zmalloc(sizeof (struct hw_xmit) * pxmitpriv->hwxmit_entry); + + hwxmits = pxmitpriv->hwxmits; + + if(pxmitpriv->hwxmit_entry == 5) + { + //pxmitpriv->bmc_txqueue.head = 0; + //hwxmits[0] .phwtxqueue = &pxmitpriv->bmc_txqueue; + hwxmits[0] .sta_queue = &pxmitpriv->bm_pending; + + //pxmitpriv->vo_txqueue.head = 0; + //hwxmits[1] .phwtxqueue = &pxmitpriv->vo_txqueue; + hwxmits[1] .sta_queue = &pxmitpriv->vo_pending; + + //pxmitpriv->vi_txqueue.head = 0; + //hwxmits[2] .phwtxqueue = &pxmitpriv->vi_txqueue; + hwxmits[2] .sta_queue = &pxmitpriv->vi_pending; + + //pxmitpriv->bk_txqueue.head = 0; + //hwxmits[3] .phwtxqueue = &pxmitpriv->bk_txqueue; + hwxmits[3] .sta_queue = &pxmitpriv->bk_pending; + + //pxmitpriv->be_txqueue.head = 0; + //hwxmits[4] .phwtxqueue = &pxmitpriv->be_txqueue; + hwxmits[4] .sta_queue = &pxmitpriv->be_pending; + + } + else if(pxmitpriv->hwxmit_entry == 4) + { + + //pxmitpriv->vo_txqueue.head = 0; + //hwxmits[0] .phwtxqueue = &pxmitpriv->vo_txqueue; + hwxmits[0] .sta_queue = &pxmitpriv->vo_pending; + + //pxmitpriv->vi_txqueue.head = 0; + //hwxmits[1] .phwtxqueue = &pxmitpriv->vi_txqueue; + hwxmits[1] .sta_queue = &pxmitpriv->vi_pending; + + //pxmitpriv->be_txqueue.head = 0; + //hwxmits[2] .phwtxqueue = &pxmitpriv->be_txqueue; + hwxmits[2] .sta_queue = &pxmitpriv->be_pending; + + //pxmitpriv->bk_txqueue.head = 0; + //hwxmits[3] .phwtxqueue = &pxmitpriv->bk_txqueue; + hwxmits[3] .sta_queue = &pxmitpriv->bk_pending; + } + else + { + + + } + + +} + +void rtw_free_hwxmits(_adapter *padapter) +{ + struct hw_xmit *hwxmits; + struct xmit_priv *pxmitpriv = &padapter->xmitpriv; + + hwxmits = pxmitpriv->hwxmits; + if(hwxmits) + rtw_mfree((u8 *)hwxmits, (sizeof (struct hw_xmit) * pxmitpriv->hwxmit_entry)); +} + +void rtw_init_hwxmits(struct hw_xmit *phwxmit, sint entry) +{ + sint i; +_func_enter_; + for(i = 0; i < entry; i++, phwxmit++) + { + //_rtw_spinlock_init(&phwxmit->xmit_lock); + //_rtw_init_listhead(&phwxmit->pending); + //phwxmit->txcmdcnt = 0; + phwxmit->accnt = 0; + } +_func_exit_; +} + +#ifdef CONFIG_BR_EXT +int rtw_br_client_tx(_adapter *padapter, struct sk_buff **pskb) +{ + struct sk_buff *skb = *pskb; + struct xmit_priv *pxmitpriv = &padapter->xmitpriv; + _irqL irqL; + //if(check_fwstate(pmlmepriv, WIFI_STATION_STATE|WIFI_ADHOC_STATE) == _TRUE) + { + void dhcp_flag_bcast(_adapter *priv, struct sk_buff *skb); + int res, is_vlan_tag=0, i, do_nat25=1; + unsigned short vlan_hdr=0; + void *br_port = NULL; + + //mac_clone_handle_frame(priv, skb); + +#if (LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 35)) + br_port = padapter->pnetdev->br_port; +#else // (LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 35)) + rcu_read_lock(); + br_port = rcu_dereference(padapter->pnetdev->rx_handler_data); + rcu_read_unlock(); +#endif // (LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 35)) + _enter_critical_bh(&padapter->br_ext_lock, &irqL); + if ( !(skb->data[0] & 1) && + br_port && + memcmp(skb->data+MACADDRLEN, padapter->br_mac, MACADDRLEN) && + *((unsigned short *)(skb->data+MACADDRLEN*2)) != __constant_htons(ETH_P_8021Q) && + *((unsigned short *)(skb->data+MACADDRLEN*2)) == __constant_htons(ETH_P_IP) && + !memcmp(padapter->scdb_mac, skb->data+MACADDRLEN, MACADDRLEN) && padapter->scdb_entry) { + memcpy(skb->data+MACADDRLEN, GET_MY_HWADDR(padapter), MACADDRLEN); + padapter->scdb_entry->ageing_timer = jiffies; + _exit_critical_bh(&padapter->br_ext_lock, &irqL); + } + else + //if (!priv->pmib->ethBrExtInfo.nat25_disable) + { +// if (priv->dev->br_port && +// !memcmp(skb->data+MACADDRLEN, priv->br_mac, MACADDRLEN)) { +#if 1 + if (*((unsigned short *)(skb->data+MACADDRLEN*2)) == __constant_htons(ETH_P_8021Q)) { + is_vlan_tag = 1; + vlan_hdr = *((unsigned short *)(skb->data+MACADDRLEN*2+2)); + for (i=0; i<6; i++) + *((unsigned short *)(skb->data+MACADDRLEN*2+2-i*2)) = *((unsigned short *)(skb->data+MACADDRLEN*2-2-i*2)); + skb_pull(skb, 4); + } + //if SA == br_mac && skb== IP => copy SIP to br_ip ?? why + if (!memcmp(skb->data+MACADDRLEN, padapter->br_mac, MACADDRLEN) && + (*((unsigned short *)(skb->data+MACADDRLEN*2)) == __constant_htons(ETH_P_IP))) + memcpy(padapter->br_ip, skb->data+WLAN_ETHHDR_LEN+12, 4); + + if (*((unsigned short *)(skb->data+MACADDRLEN*2)) == __constant_htons(ETH_P_IP)) { + if (memcmp(padapter->scdb_mac, skb->data+MACADDRLEN, MACADDRLEN)) { + void *scdb_findEntry(_adapter *priv, unsigned char *macAddr, unsigned char *ipAddr); + + if ((padapter->scdb_entry = (struct nat25_network_db_entry *)scdb_findEntry(padapter, + skb->data+MACADDRLEN, skb->data+WLAN_ETHHDR_LEN+12)) != NULL) { + memcpy(padapter->scdb_mac, skb->data+MACADDRLEN, MACADDRLEN); + memcpy(padapter->scdb_ip, skb->data+WLAN_ETHHDR_LEN+12, 4); + padapter->scdb_entry->ageing_timer = jiffies; + do_nat25 = 0; + } + } + else { + if (padapter->scdb_entry) { + padapter->scdb_entry->ageing_timer = jiffies; + do_nat25 = 0; + } + else { + memset(padapter->scdb_mac, 0, MACADDRLEN); + memset(padapter->scdb_ip, 0, 4); + } + } + } + _exit_critical_bh(&padapter->br_ext_lock, &irqL); +#endif // 1 + if (do_nat25) + { + int nat25_db_handle(_adapter *priv, struct sk_buff *skb, int method); + if (nat25_db_handle(padapter, skb, NAT25_CHECK) == 0) { + struct sk_buff *newskb; + + if (is_vlan_tag) { + skb_push(skb, 4); + for (i=0; i<6; i++) + *((unsigned short *)(skb->data+i*2)) = *((unsigned short *)(skb->data+4+i*2)); + *((unsigned short *)(skb->data+MACADDRLEN*2)) = __constant_htons(ETH_P_8021Q); + *((unsigned short *)(skb->data+MACADDRLEN*2+2)) = vlan_hdr; + } + + newskb = skb_copy(skb, GFP_ATOMIC); + if (newskb == NULL) { + //priv->ext_stats.tx_drops++; + DEBUG_ERR("TX DROP: skb_copy fail!\n"); + //goto stop_proc; + return -1; + } + dev_kfree_skb_any(skb); + + *pskb = skb = newskb; + if (is_vlan_tag) { + vlan_hdr = *((unsigned short *)(skb->data+MACADDRLEN*2+2)); + for (i=0; i<6; i++) + *((unsigned short *)(skb->data+MACADDRLEN*2+2-i*2)) = *((unsigned short *)(skb->data+MACADDRLEN*2-2-i*2)); + skb_pull(skb, 4); + } + } + + if (skb_is_nonlinear(skb)) + DEBUG_ERR("%s(): skb_is_nonlinear!!\n", __FUNCTION__); + + +#if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 18)) + res = skb_linearize(skb, GFP_ATOMIC); +#else // (LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 18)) + res = skb_linearize(skb); +#endif // (LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 18)) + if (res < 0) { + DEBUG_ERR("TX DROP: skb_linearize fail!\n"); + //goto free_and_stop; + return -1; + } + + res = nat25_db_handle(padapter, skb, NAT25_INSERT); + if (res < 0) { + if (res == -2) { + //priv->ext_stats.tx_drops++; + DEBUG_ERR("TX DROP: nat25_db_handle fail!\n"); + //goto free_and_stop; + return -1; + + } + // we just print warning message and let it go + //DEBUG_WARN("%s()-%d: nat25_db_handle INSERT Warning!\n", __FUNCTION__, __LINE__); + //return -1; // return -1 will cause system crash on 2011/08/30! + return 0; + } + } + + memcpy(skb->data+MACADDRLEN, GET_MY_HWADDR(padapter), MACADDRLEN); + + dhcp_flag_bcast(padapter, skb); + + if (is_vlan_tag) { + skb_push(skb, 4); + for (i=0; i<6; i++) + *((unsigned short *)(skb->data+i*2)) = *((unsigned short *)(skb->data+4+i*2)); + *((unsigned short *)(skb->data+MACADDRLEN*2)) = __constant_htons(ETH_P_8021Q); + *((unsigned short *)(skb->data+MACADDRLEN*2+2)) = vlan_hdr; + } + } +#if 0 + else{ + if (*((unsigned short *)(skb->data+MACADDRLEN*2)) == __constant_htons(ETH_P_8021Q)) { + is_vlan_tag = 1; + } + + if(is_vlan_tag){ + if(ICMPV6_MCAST_MAC(skb->data) && ICMPV6_PROTO1A_VALN(skb->data)){ + memcpy(skb->data+MACADDRLEN, GET_MY_HWADDR(padapter), MACADDRLEN); + } + }else + { + if(ICMPV6_MCAST_MAC(skb->data) && ICMPV6_PROTO1A(skb->data)){ + memcpy(skb->data+MACADDRLEN, GET_MY_HWADDR(padapter), MACADDRLEN); + } + } + } +#endif // 0 + + // check if SA is equal to our MAC + if (memcmp(skb->data+MACADDRLEN, GET_MY_HWADDR(padapter), MACADDRLEN)) { + //priv->ext_stats.tx_drops++; + DEBUG_ERR("TX DROP: untransformed frame SA:%02X%02X%02X%02X%02X%02X!\n", + skb->data[6],skb->data[7],skb->data[8],skb->data[9],skb->data[10],skb->data[11]); + //goto free_and_stop; + return -1; + } + } + return 0; +} +#endif // CONFIG_BR_EXT + +static void do_queue_select(_adapter *padapter, struct pkt_attrib *pattrib) +{ + u8 qsel; + + qsel = pattrib->priority; + RT_TRACE(_module_rtl871x_xmit_c_,_drv_info_,("### do_queue_select priority=%d ,qsel = %d\n",pattrib->priority ,qsel)); + +#ifdef CONFIG_CONCURRENT_MODE +// if (check_fwstate(&padapter->mlmepriv, WIFI_AP_STATE) == _TRUE) +// qsel = 7;// +#endif + + pattrib->qsel = qsel; +} + +/* + * The main transmit(tx) entry + * + * Return + * 1 enqueue + * 0 success, hardware will handle this xmit frame(packet) + * <0 fail + */ +s32 rtw_xmit(_adapter *padapter, _pkt **ppkt) +{ +#ifdef CONFIG_AP_MODE + _irqL irqL0; +#endif + struct xmit_priv *pxmitpriv = &padapter->xmitpriv; + struct xmit_frame *pxmitframe = NULL; +#ifdef CONFIG_BR_EXT + struct mlme_priv *pmlmepriv = &padapter->mlmepriv; + void *br_port = NULL; +#endif // CONFIG_BR_EXT + + s32 res; + + pxmitframe = rtw_alloc_xmitframe(pxmitpriv); + if (pxmitframe == NULL) { + RT_TRACE(_module_xmit_osdep_c_, _drv_err_, ("rtw_xmit: no more pxmitframe\n")); + #ifdef DBG_TX_DROP_FRAME + DBG_871X("DBG_TX_DROP_FRAME %s no more pxmitframe\n", __FUNCTION__); + #endif + return -1; + } + +#ifdef CONFIG_BR_EXT + +#if (LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 35)) + br_port = padapter->pnetdev->br_port; +#else // (LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 35)) + rcu_read_lock(); + br_port = rcu_dereference(padapter->pnetdev->rx_handler_data); + rcu_read_unlock(); +#endif // (LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 35)) + + if( br_port && check_fwstate(pmlmepriv, WIFI_STATION_STATE|WIFI_ADHOC_STATE) == _TRUE) + { + res = rtw_br_client_tx(padapter, ppkt); + if (res == -1) + { + rtw_free_xmitframe(pxmitpriv, pxmitframe); + return -1; + } + } + +#endif // CONFIG_BR_EXT + + res = update_attrib(padapter, *ppkt, &pxmitframe->attrib); + if (res == _FAIL) { + RT_TRACE(_module_xmit_osdep_c_, _drv_err_, ("rtw_xmit: update attrib fail\n")); + #ifdef DBG_TX_DROP_FRAME + DBG_871X("DBG_TX_DROP_FRAME %s update attrib fail\n", __FUNCTION__); + #endif + rtw_free_xmitframe(pxmitpriv, pxmitframe); + return -1; + } + pxmitframe->pkt = *ppkt; + + rtw_led_control(padapter, LED_CTL_TX); + + do_queue_select(padapter, &pxmitframe->attrib); + +#if defined(CONFIG_AP_MODE) || defined(CONFIG_TDLS) + _enter_critical_bh(&pxmitpriv->lock, &irqL0); + if(xmitframe_enqueue_for_sleeping_sta(padapter, pxmitframe) == _TRUE) + { + _exit_critical_bh(&pxmitpriv->lock, &irqL0); + return 1; + } + _exit_critical_bh(&pxmitpriv->lock, &irqL0); +#endif + + if (padapter->HalFunc.hal_xmit(padapter, pxmitframe) == _FALSE) + return 1; + + return 0; +} + +#ifdef CONFIG_TDLS +sint xmitframe_enqueue_for_tdls_sleeping_sta(_adapter *padapter, struct xmit_frame *pxmitframe) +{ + sint ret=_FALSE; + + _irqL irqL; + struct sta_info *ptdls_sta=NULL; + struct sta_priv *pstapriv = &padapter->stapriv; + struct pkt_attrib *pattrib = &pxmitframe->attrib; + struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv); + int i; + + ptdls_sta=rtw_get_stainfo(pstapriv, pattrib->dst); + if(ptdls_sta==NULL){ + return ret; + }else if(ptdls_sta->tdls_sta_state&TDLS_LINKED_STATE){ + + if(pattrib->triggered==1) + { + ret = _TRUE; + return ret; + } + + _enter_critical_bh(&ptdls_sta->sleep_q.lock, &irqL); + + if(ptdls_sta->state&WIFI_SLEEP_STATE) + { + rtw_list_delete(&pxmitframe->list); + + //_enter_critical_bh(&psta->sleep_q.lock, &irqL); + + rtw_list_insert_tail(&pxmitframe->list, get_list_head(&ptdls_sta->sleep_q)); + + ptdls_sta->sleepq_len++; + ptdls_sta->sleepq_ac_len++; + + //indicate 4-AC queue bit in TDLS peer traffic indication + switch(pattrib->priority) + { + case 1: + case 2: + ptdls_sta->uapsd_bk = ptdls_sta->uapsd_bk | BIT(1); + break; + case 4: + case 5: + ptdls_sta->uapsd_vi = ptdls_sta->uapsd_vi | BIT(1); + break; + case 6: + case 7: + ptdls_sta->uapsd_vo = ptdls_sta->uapsd_vo | BIT(1); + break; + case 0: + case 3: + default: + ptdls_sta->uapsd_be = ptdls_sta->uapsd_be | BIT(1); + break; + } + + if(ptdls_sta->sleepq_len==1) + { + //transmit TDLS PTI via AP + rtw_tdls_cmd(padapter, ptdls_sta->hwaddr, TDLS_SD_PTI); + } + ret = _TRUE; + + } + + _exit_critical_bh(&ptdls_sta->sleep_q.lock, &irqL); + } + + return ret; + +} +#endif //CONFIG_TDLS + +#if defined(CONFIG_AP_MODE) || defined(CONFIG_TDLS) + +sint xmitframe_enqueue_for_sleeping_sta(_adapter *padapter, struct xmit_frame *pxmitframe) +{ + _irqL irqL; + sint ret=_FALSE; + struct sta_info *psta=NULL; + struct sta_priv *pstapriv = &padapter->stapriv; + struct pkt_attrib *pattrib = &pxmitframe->attrib; + struct mlme_priv *pmlmepriv = &padapter->mlmepriv; + sint bmcst = IS_MCAST(pattrib->ra); +#ifdef CONFIG_TDLS + struct tdls_info *ptdlsinfo = &padapter->tdlsinfo; + + if( ptdlsinfo->setup_state == TDLS_LINKED_STATE ) + { + ret = xmitframe_enqueue_for_tdls_sleeping_sta(padapter, pxmitframe); + return ret; + } +#endif //CONFIG_TDLS + + if (check_fwstate(pmlmepriv, WIFI_AP_STATE) == _FALSE) + return ret; + + if(pattrib->psta) + { + psta = pattrib->psta; + } + else + { + psta=rtw_get_stainfo(pstapriv, pattrib->ra); + } + + if(psta==NULL) + return ret; + + if(pattrib->triggered==1) + { + //DBG_871X("directly xmit pspoll_triggered packet\n"); + + //pattrib->triggered=0; + + if(bmcst) + pattrib->qsel = 0x11;//HIQ + + + return ret; + } + + + if(bmcst) + { + _enter_critical_bh(&psta->sleep_q.lock, &irqL); + + if(pstapriv->sta_dz_bitmap)//if anyone sta is in ps mode + { + //pattrib->qsel = 0x11;//HIQ + + rtw_list_delete(&pxmitframe->list); + + //_enter_critical_bh(&psta->sleep_q.lock, &irqL); + + rtw_list_insert_tail(&pxmitframe->list, get_list_head(&psta->sleep_q)); + + psta->sleepq_len++; + + pstapriv->tim_bitmap |= BIT(0);// + pstapriv->sta_dz_bitmap |= BIT(0); + + //DBG_871X("enqueue, sq_len=%d, tim=%x\n", psta->sleepq_len, pstapriv->tim_bitmap); + + update_beacon(padapter, _TIM_IE_, NULL, _FALSE);//tx bc/mc packets after upate bcn + + //_exit_critical_bh(&psta->sleep_q.lock, &irqL); + + ret = _TRUE; + + } + + _exit_critical_bh(&psta->sleep_q.lock, &irqL); + + return ret; + + } + + + _enter_critical_bh(&psta->sleep_q.lock, &irqL); + + if(psta->state&WIFI_SLEEP_STATE) + { + u8 wmmps_ac=0; + + if(pstapriv->sta_dz_bitmap&BIT(psta->aid)) + { + rtw_list_delete(&pxmitframe->list); + + //_enter_critical_bh(&psta->sleep_q.lock, &irqL); + + rtw_list_insert_tail(&pxmitframe->list, get_list_head(&psta->sleep_q)); + + psta->sleepq_len++; + + switch(pattrib->priority) + { + case 1: + case 2: + wmmps_ac = psta->uapsd_bk&BIT(0); + break; + case 4: + case 5: + wmmps_ac = psta->uapsd_vi&BIT(0); + break; + case 6: + case 7: + wmmps_ac = psta->uapsd_vo&BIT(0); + break; + case 0: + case 3: + default: + wmmps_ac = psta->uapsd_be&BIT(0); + break; + } + + if(wmmps_ac) + psta->sleepq_ac_len++; + + if(((psta->has_legacy_ac) && (!wmmps_ac)) ||((!psta->has_legacy_ac)&&(wmmps_ac))) + { + pstapriv->tim_bitmap |= BIT(psta->aid); + + //DBG_871X("enqueue, sq_len=%d, tim=%x\n", psta->sleepq_len, pstapriv->tim_bitmap); + + if(psta->sleepq_len==1) + { + //DBG_871X("sleepq_len==1, update BCNTIM\n"); + //upate BCN for TIM IE + update_beacon(padapter, _TIM_IE_, NULL, _FALSE); + } + } + + //_exit_critical_bh(&psta->sleep_q.lock, &irqL); + + //if(psta->sleepq_len > (NR_XMITFRAME>>3)) + //{ + // wakeup_sta_to_xmit(padapter, psta); + //} + + ret = _TRUE; + + } + + } + + _exit_critical_bh(&psta->sleep_q.lock, &irqL); + + return ret; + +} + +static void dequeue_xmitframes_to_sleeping_queue(_adapter *padapter, struct sta_info *psta, _queue *pframequeue) +{ + _list *plist, *phead; + u8 ac_index; + struct tx_servq *ptxservq; + struct pkt_attrib *pattrib; + struct xmit_frame *pxmitframe; + struct hw_xmit *phwxmits = padapter->xmitpriv.hwxmits; + + phead = get_list_head(pframequeue); + plist = get_next(phead); + + while (rtw_end_of_queue_search(phead, plist) == _FALSE) + { + pxmitframe = LIST_CONTAINOR(plist, struct xmit_frame, list); + + plist = get_next(plist); + + xmitframe_enqueue_for_sleeping_sta(padapter, pxmitframe); + + pattrib = &pxmitframe->attrib; + + ptxservq = rtw_get_sta_pending(padapter, psta, pattrib->priority, (u8 *)(&ac_index)); + + ptxservq->qcnt--; + phwxmits[ac_index].accnt--; + } + +} + +void stop_sta_xmit(_adapter *padapter, struct sta_info *psta) +{ + _irqL irqL0; + struct sta_info *psta_bmc; + struct sta_xmit_priv *pstaxmitpriv; + struct sta_priv *pstapriv = &padapter->stapriv; + struct xmit_priv *pxmitpriv = &padapter->xmitpriv; + + pstaxmitpriv = &psta->sta_xmitpriv; + + //for BC/MC Frames + psta_bmc = rtw_get_bcmc_stainfo(padapter); + + + _enter_critical_bh(&pxmitpriv->lock, &irqL0); + + psta->state |= WIFI_SLEEP_STATE; + +#ifdef CONFIG_TDLS + if( !(psta->tdls_sta_state & TDLS_LINKED_STATE) ) +#endif //CONFIG_TDLS + pstapriv->sta_dz_bitmap |= BIT(psta->aid); + + + + dequeue_xmitframes_to_sleeping_queue(padapter, psta, &pstaxmitpriv->vo_q.sta_pending); + rtw_list_delete(&(pstaxmitpriv->vo_q.tx_pending)); + + + dequeue_xmitframes_to_sleeping_queue(padapter, psta, &pstaxmitpriv->vi_q.sta_pending); + rtw_list_delete(&(pstaxmitpriv->vi_q.tx_pending)); + + + dequeue_xmitframes_to_sleeping_queue(padapter, psta, &pstaxmitpriv->be_q.sta_pending); + rtw_list_delete(&(pstaxmitpriv->be_q.tx_pending)); + + + dequeue_xmitframes_to_sleeping_queue(padapter, psta, &pstaxmitpriv->bk_q.sta_pending); + rtw_list_delete(&(pstaxmitpriv->bk_q.tx_pending)); + +#ifdef CONFIG_TDLS + if( !(psta->tdls_sta_state & TDLS_LINKED_STATE) ) + { + if( psta_bmc != NULL ) + { +#endif //CONFIG_TDLS + + + //for BC/MC Frames + pstaxmitpriv = &psta_bmc->sta_xmitpriv; + dequeue_xmitframes_to_sleeping_queue(padapter, psta_bmc, &pstaxmitpriv->be_q.sta_pending); + rtw_list_delete(&(pstaxmitpriv->be_q.tx_pending)); + + +#ifdef CONFIG_TDLS + } + } +#endif //CONFIG_TDLS + _exit_critical_bh(&pxmitpriv->lock, &irqL0); + + +} + +void wakeup_sta_to_xmit(_adapter *padapter, struct sta_info *psta) +{ + _irqL irqL; + u8 update_mask=0, wmmps_ac=0; + struct sta_info *psta_bmc; + _list *xmitframe_plist, *xmitframe_phead; + struct xmit_frame *pxmitframe=NULL; + struct sta_priv *pstapriv = &padapter->stapriv; + + _enter_critical_bh(&psta->sleep_q.lock, &irqL); + + xmitframe_phead = get_list_head(&psta->sleep_q); + xmitframe_plist = get_next(xmitframe_phead); + + while ((rtw_end_of_queue_search(xmitframe_phead, xmitframe_plist)) == _FALSE) + { + pxmitframe = LIST_CONTAINOR(xmitframe_plist, struct xmit_frame, list); + + xmitframe_plist = get_next(xmitframe_plist); + + rtw_list_delete(&pxmitframe->list); + + switch(pxmitframe->attrib.priority) + { + case 1: + case 2: + wmmps_ac = psta->uapsd_bk&BIT(1); + break; + case 4: + case 5: + wmmps_ac = psta->uapsd_vi&BIT(1); + break; + case 6: + case 7: + wmmps_ac = psta->uapsd_vo&BIT(1); + break; + case 0: + case 3: + default: + wmmps_ac = psta->uapsd_be&BIT(1); + break; + } + + psta->sleepq_len--; + if(psta->sleepq_len>0) + pxmitframe->attrib.mdata = 1; + else + pxmitframe->attrib.mdata = 0; + + if(wmmps_ac) + { + psta->sleepq_ac_len--; + if(psta->sleepq_ac_len>0) + { + pxmitframe->attrib.mdata = 1; + pxmitframe->attrib.eosp = 0; + } + else + { + pxmitframe->attrib.mdata = 0; + pxmitframe->attrib.eosp = 1; + } + } + + pxmitframe->attrib.triggered = 1; + + _exit_critical_bh(&psta->sleep_q.lock, &irqL); + if(padapter->HalFunc.hal_xmit(padapter, pxmitframe) == _TRUE) + { + rtw_os_xmit_complete(padapter, pxmitframe); + } + _enter_critical_bh(&psta->sleep_q.lock, &irqL); + + if(psta->sleepq_len==0) + { +#ifdef CONFIG_TDLS + if( psta->tdls_sta_state & TDLS_LINKED_STATE ) + { + if(psta->state&WIFI_SLEEP_STATE) + psta->state ^= WIFI_SLEEP_STATE; + + _exit_critical_bh(&psta->sleep_q.lock, &irqL); + return; + } +#endif //CONFIG_TDLS + pstapriv->tim_bitmap &= ~BIT(psta->aid); + + //DBG_871X("wakeup to xmit, qlen==0, update_BCNTIM, tim=%x\n", pstapriv->tim_bitmap); + //upate BCN for TIM IE + //update_BCNTIM(padapter); + update_mask = BIT(0); + + if(psta->state&WIFI_SLEEP_STATE) + psta->state ^= WIFI_SLEEP_STATE; + + pstapriv->sta_dz_bitmap &= ~BIT(psta->aid); + + } + + } + + _exit_critical_bh(&psta->sleep_q.lock, &irqL); + + + //for BC/MC Frames + psta_bmc = rtw_get_bcmc_stainfo(padapter); + if(!psta_bmc) + return; + + if((pstapriv->sta_dz_bitmap&0xfffe) == 0x0)//no any sta in ps mode + { + _enter_critical_bh(&psta_bmc->sleep_q.lock, &irqL); + + xmitframe_phead = get_list_head(&psta_bmc->sleep_q); + xmitframe_plist = get_next(xmitframe_phead); + + while ((rtw_end_of_queue_search(xmitframe_phead, xmitframe_plist)) == _FALSE) + { + pxmitframe = LIST_CONTAINOR(xmitframe_plist, struct xmit_frame, list); + + xmitframe_plist = get_next(xmitframe_plist); + + rtw_list_delete(&pxmitframe->list); + + psta_bmc->sleepq_len--; + if(psta_bmc->sleepq_len>0) + pxmitframe->attrib.mdata = 1; + else + pxmitframe->attrib.mdata = 0; + + + pxmitframe->attrib.triggered = 1; + + _exit_critical_bh(&psta_bmc->sleep_q.lock, &irqL); + if(padapter->HalFunc.hal_xmit(padapter, pxmitframe) == _TRUE) + { + rtw_os_xmit_complete(padapter, pxmitframe); + } + _enter_critical_bh(&psta_bmc->sleep_q.lock, &irqL); + + + if(psta_bmc->sleepq_len==0) + { + pstapriv->tim_bitmap &= ~BIT(0); + pstapriv->sta_dz_bitmap &= ~BIT(0); + + //DBG_871X("wakeup to xmit, qlen==0, update_BCNTIM, tim=%x\n", pstapriv->tim_bitmap); + //upate BCN for TIM IE + //update_BCNTIM(padapter); + update_mask |= BIT(1); + } + + } + + _exit_critical_bh(&psta_bmc->sleep_q.lock, &irqL); + + } + + + if(update_mask) + { + //update_BCNTIM(padapter); + update_beacon(padapter, _TIM_IE_, NULL, _FALSE); + } + +} + +void xmit_delivery_enabled_frames(_adapter *padapter, struct sta_info *psta) +{ + _irqL irqL; + u8 wmmps_ac=0; + _list *xmitframe_plist, *xmitframe_phead; + struct xmit_frame *pxmitframe=NULL; + struct sta_priv *pstapriv = &padapter->stapriv; + + _enter_critical_bh(&psta->sleep_q.lock, &irqL); + + xmitframe_phead = get_list_head(&psta->sleep_q); + xmitframe_plist = get_next(xmitframe_phead); + + while ((rtw_end_of_queue_search(xmitframe_phead, xmitframe_plist)) == _FALSE) + { + pxmitframe = LIST_CONTAINOR(xmitframe_plist, struct xmit_frame, list); + + xmitframe_plist = get_next(xmitframe_plist); + + switch(pxmitframe->attrib.priority) + { + case 1: + case 2: + wmmps_ac = psta->uapsd_bk&BIT(1); + break; + case 4: + case 5: + wmmps_ac = psta->uapsd_vi&BIT(1); + break; + case 6: + case 7: + wmmps_ac = psta->uapsd_vo&BIT(1); + break; + case 0: + case 3: + default: + wmmps_ac = psta->uapsd_be&BIT(1); + break; + } + + if(!wmmps_ac) + continue; + + rtw_list_delete(&pxmitframe->list); + + psta->sleepq_len--; + psta->sleepq_ac_len--; + + if(psta->sleepq_ac_len>0) + { + pxmitframe->attrib.mdata = 1; + pxmitframe->attrib.eosp = 0; + } + else + { + pxmitframe->attrib.mdata = 0; + pxmitframe->attrib.eosp = 1; + } + + pxmitframe->attrib.triggered = 1; + + if(padapter->HalFunc.hal_xmit(padapter, pxmitframe) == _TRUE) + { + rtw_os_xmit_complete(padapter, pxmitframe); + } + + if((psta->sleepq_ac_len==0) && (!psta->has_legacy_ac) && (wmmps_ac)) + { +#ifdef CONFIG_TDLS + if(psta->tdls_sta_state & TDLS_LINKED_STATE ) + { + _exit_critical_bh(&psta->sleep_q.lock, &irqL); + return; + } +#endif //CONFIG_TDLS + pstapriv->tim_bitmap &= ~BIT(psta->aid); + + //DBG_871X("wakeup to xmit, qlen==0, update_BCNTIM, tim=%x\n", pstapriv->tim_bitmap); + //upate BCN for TIM IE + //update_BCNTIM(padapter); + update_beacon(padapter, _TIM_IE_, NULL, _FALSE); + //update_mask = BIT(0); + } + + } + + _exit_critical_bh(&psta->sleep_q.lock, &irqL); + +} + +#endif + |