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rtw_xmit.c
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/******************************************************************************
*
* Copyright(c) 2007 - 2012 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_types.h>
#if defined(PLATFORM_LINUX) && defined (PLATFORM_WINDOWS)
#error "Shall be Linux or Windows, but not both!\n"
#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_spinlock_init(&pxmitpriv->lock_sctx);
_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->buf_tag = XMITBUF_DATA;
/* Tx buf allocation may fail sometimes, so sleep and retry. */
res = rtw_os_xmit_resource_alloc(padapter, pxmitbuf, (MAX_XMITBUF_SZ + XMITBUF_ALIGN_SZ), _TRUE);
if (res == _FAIL) {
rtw_msleep_os(10);
res = rtw_os_xmit_resource_alloc(padapter, pxmitbuf, (MAX_XMITBUF_SZ + XMITBUF_ALIGN_SZ), _TRUE);
if (res == _FAIL)
goto exit;
}
#if defined(CONFIG_SDIO_HCI) || defined(CONFIG_GSPI_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 xframe_ext queue, the same count as extbuf */
_rtw_init_queue(&pxmitpriv->free_xframe_ext_queue);
pxmitpriv->xframe_ext_alloc_addr = rtw_zvmalloc(NR_XMIT_EXTBUFF * sizeof(struct xmit_frame) + 4);
if (pxmitpriv->xframe_ext_alloc_addr == NULL) {
pxmitpriv->xframe_ext = NULL;
RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("alloc xframe_ext fail!\n"));
res = _FAIL;
goto exit;
}
pxmitpriv->xframe_ext = (u8 *)N_BYTE_ALIGMENT((SIZE_PTR)(pxmitpriv->xframe_ext_alloc_addr), 4);
pxframe = (struct xmit_frame *)pxmitpriv->xframe_ext;
for (i = 0; i < NR_XMIT_EXTBUFF; i++) {
_rtw_init_listhead(&(pxframe->list));
pxframe->padapter = padapter;
pxframe->frame_tag = NULL_FRAMETAG;
pxframe->pkt = NULL;
pxframe->buf_addr = NULL;
pxframe->pxmitbuf = NULL;
pxframe->ext_tag = 1;
rtw_list_insert_tail(&(pxframe->list), &(pxmitpriv->free_xframe_ext_queue.queue));
pxframe++;
}
pxmitpriv->free_xframe_ext_cnt = NR_XMIT_EXTBUFF;
/* 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->buf_tag = XMITBUF_MGNT;
res = rtw_os_xmit_resource_alloc(padapter, pxmitbuf, MAX_XMIT_EXTBUF_SZ + XMITBUF_ALIGN_SZ, _TRUE);
if (res == _FAIL) {
res = _FAIL;
goto exit;
}
#if defined(CONFIG_SDIO_HCI) || defined(CONFIG_GSPI_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_EXT
pxmitbuf->no = i;
#endif
pxmitbuf++;
}
pxmitpriv->free_xmit_extbuf_cnt = NR_XMIT_EXTBUFF;
for (i = 0; i < CMDBUF_MAX; i++) {
pxmitbuf = &pxmitpriv->pcmd_xmitbuf[i];
if (pxmitbuf) {
_rtw_init_listhead(&pxmitbuf->list);
pxmitbuf->priv_data = NULL;
pxmitbuf->padapter = padapter;
pxmitbuf->buf_tag = XMITBUF_CMD;
res = rtw_os_xmit_resource_alloc(padapter, pxmitbuf, MAX_CMDBUF_SZ + XMITBUF_ALIGN_SZ, _TRUE);
if (res == _FAIL) {
res = _FAIL;
goto exit;
}
#if defined(CONFIG_SDIO_HCI) || defined(CONFIG_GSPI_HCI)
pxmitbuf->phead = pxmitbuf->pbuf;
pxmitbuf->pend = pxmitbuf->pbuf + MAX_CMDBUF_SZ;
pxmitbuf->len = 0;
pxmitbuf->pdata = pxmitbuf->ptail = pxmitbuf->phead;
#endif
pxmitbuf->alloc_sz = MAX_CMDBUF_SZ + XMITBUF_ALIGN_SZ;
}
}
rtw_alloc_hwxmits(padapter);
rtw_init_hwxmits(pxmitpriv->hwxmits, pxmitpriv->hwxmit_entry);
for (i = 0; i < 4; i++)
pxmitpriv->wmm_para_seq[i] = i;
#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
#ifdef CONFIG_XMIT_ACK
pxmitpriv->ack_tx = _FALSE;
_rtw_mutex_init(&pxmitpriv->ack_tx_mutex);
rtw_sctx_init(&pxmitpriv->ack_tx_ops, 0);
#endif
#ifdef TX_AMSDU
_init_timer(&(pxmitpriv->amsdu_vo_timer), padapter->pnetdev, rtw_amsdu_vo_timeout_handler, padapter);
pxmitpriv->amsdu_vo_timeout = RTW_AMSDU_TIMER_UNSET;
_init_timer(&(pxmitpriv->amsdu_vi_timer), padapter->pnetdev, rtw_amsdu_vi_timeout_handler, padapter);
pxmitpriv->amsdu_vi_timeout = RTW_AMSDU_TIMER_UNSET;
_init_timer(&(pxmitpriv->amsdu_be_timer), padapter->pnetdev, rtw_amsdu_be_timeout_handler, padapter);
pxmitpriv->amsdu_be_timeout = RTW_AMSDU_TIMER_UNSET;
_init_timer(&(pxmitpriv->amsdu_bk_timer), padapter->pnetdev, rtw_amsdu_bk_timeout_handler, padapter);
pxmitpriv->amsdu_bk_timeout = RTW_AMSDU_TIMER_UNSET;
pxmitpriv->amsdu_debug_set_timer = 0;
pxmitpriv->amsdu_debug_timeout = 0;
pxmitpriv->amsdu_debug_coalesce_one = 0;
pxmitpriv->amsdu_debug_coalesce_two = 0;
#endif
rtw_hal_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_;
rtw_hal_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), _TRUE);
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 xframe_ext queue, the same count as extbuf */
if ((pxmitframe = (struct xmit_frame *)pxmitpriv->xframe_ext)) {
for (i = 0; i < NR_XMIT_EXTBUFF; i++) {
rtw_os_xmit_complete(padapter, pxmitframe);
pxmitframe++;
}
}
if (pxmitpriv->xframe_ext_alloc_addr)
rtw_vmfree(pxmitpriv->xframe_ext_alloc_addr, NR_XMIT_EXTBUFF * sizeof(struct xmit_frame) + 4);
_rtw_spinlock_free(&pxmitpriv->free_xframe_ext_queue.lock);
/* 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), _TRUE);
pxmitbuf++;
}
if (pxmitpriv->pallocated_xmit_extbuf)
rtw_vmfree(pxmitpriv->pallocated_xmit_extbuf, NR_XMIT_EXTBUFF * sizeof(struct xmit_buf) + 4);
for (i = 0; i < CMDBUF_MAX; i++) {
pxmitbuf = &pxmitpriv->pcmd_xmitbuf[i];
if (pxmitbuf != NULL)
rtw_os_xmit_resource_free(padapter, pxmitbuf, MAX_CMDBUF_SZ + XMITBUF_ALIGN_SZ , _TRUE);
}
rtw_free_hwxmits(padapter);
#ifdef CONFIG_XMIT_ACK
_rtw_mutex_free(&pxmitpriv->ack_tx_mutex);
#endif
out:
_func_exit_;
}
u8 query_ra_short_GI(struct sta_info *psta)
{
u8 sgi = _FALSE, sgi_20m = _FALSE, sgi_40m = _FALSE, sgi_80m = _FALSE;
#ifdef CONFIG_80211N_HT
#ifdef CONFIG_80211AC_VHT
if (psta->vhtpriv.vht_option)
sgi_80m = psta->vhtpriv.sgi_80m;
#endif /* CONFIG_80211AC_VHT */
{
sgi_20m = psta->htpriv.sgi_20m;
sgi_40m = psta->htpriv.sgi_40m;
}
#endif
switch (psta->bw_mode) {
case CHANNEL_WIDTH_80:
sgi = sgi_80m;
break;
case CHANNEL_WIDTH_40:
sgi = sgi_40m;
break;
case CHANNEL_WIDTH_20:
default:
sgi = sgi_20m;
break;
}
return sgi;
}
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->psta)
{
psta = pattrib->psta;
}
else
{
RTW_INFO("%s, call rtw_get_stainfo()\n", __func__);
psta=rtw_get_stainfo(&padapter->stapriv ,&pattrib->ra[0] );
}
if(psta==NULL)
{
RTW_INFO("%s, psta==NUL\n", __func__);
return;
}
if(!(psta->state &_FW_LINKED))
{
RTW_INFO("%s, psta->state(0x%x) != _FW_LINKED\n", __func__, psta->state);
return;
}
*/
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 (pattrib->rtsen)
pattrib->vcs_mode = RTS_CTS;
else if (pattrib->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 == HT_IOT_PEER_ATHEROS) && (pattrib->ampdu_en == _TRUE) &&
(padapter->securitypriv.dot11PrivacyAlgrthm == _AES_)) {
pattrib->vcs_mode = CTS_TO_SELF;
break;
}
/* check ERP protection */
if (pattrib->rtsen || pattrib->cts2self) {
if (pattrib->rtsen)
pattrib->vcs_mode = RTS_CTS;
else if (pattrib->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) && (!IS_HARDWARE_TYPE_8812(padapter))) {
pattrib->vcs_mode = RTS_CTS;
break;
}
pattrib->vcs_mode = NONE_VCS;
break;
}
}
/* for debug : force driver control vrtl_carrier_sense. */
if (padapter->driver_vcs_en == 1) {
/* u8 driver_vcs_en; */ /* Enable=1, Disable=0 driver control vrtl_carrier_sense. */
/* u8 driver_vcs_type; */ /* force 0:disable VCS, 1:RTS-CTS, 2:CTS-to-self when vcs_en=1. */
pattrib->vcs_mode = padapter->driver_vcs_type;
}
}
static void update_attrib_phy_info(_adapter *padapter, struct pkt_attrib *pattrib, struct sta_info *psta)
{
struct mlme_ext_priv *mlmeext = &padapter->mlmeextpriv;
pattrib->rtsen = psta->rtsen;
pattrib->cts2self = psta->cts2self;
pattrib->mdata = 0;
pattrib->eosp = 0;
pattrib->triggered = 0;
pattrib->ampdu_spacing = 0;
/* qos_en, ht_en, init rate, ,bw, ch_offset, sgi */
pattrib->qos_en = psta->qos_option;
pattrib->raid = psta->raid;
if (mlmeext->cur_bwmode < psta->bw_mode)
pattrib->bwmode = mlmeext->cur_bwmode;
else
pattrib->bwmode = psta->bw_mode;
pattrib->sgi = query_ra_short_GI(psta);
pattrib->ldpc = psta->ldpc;
pattrib->stbc = psta->stbc;
#ifdef CONFIG_80211N_HT
pattrib->ht_en = psta->htpriv.ht_option;
pattrib->ch_offset = psta->htpriv.ch_offset;
pattrib->ampdu_en = _FALSE;
if (padapter->driver_ampdu_spacing != 0xFF) /* driver control AMPDU Density for peer sta's rx */
pattrib->ampdu_spacing = padapter->driver_ampdu_spacing;
else
pattrib->ampdu_spacing = psta->htpriv.rx_ampdu_min_spacing;
#endif /* CONFIG_80211N_HT */
/* if(pattrib->ht_en && psta->htpriv.ampdu_enable) */
/* { */
/* if(psta->htpriv.agg_enable_bitmap & BIT(pattrib->priority)) */
/* pattrib->ampdu_en = _TRUE; */
/* } */
#ifdef CONFIG_TDLS
if (pattrib->direct_link == _TRUE) {
psta = pattrib->ptdls_sta;
pattrib->raid = psta->raid;
#ifdef CONFIG_80211N_HT
pattrib->bwmode = psta->bw_mode;
pattrib->ht_en = psta->htpriv.ht_option;
pattrib->ch_offset = psta->htpriv.ch_offset;
pattrib->sgi = query_ra_short_GI(psta);
#endif /* CONFIG_80211N_HT */
}
#endif /* CONFIG_TDLS */
pattrib->retry_ctrl = _FALSE;
#ifdef CONFIG_AUTO_AP_MODE
if (psta->isrc && psta->pid > 0)
pattrib->pctrl = _TRUE;
#endif
}
static s32 update_attrib_sec_info(_adapter *padapter, struct pkt_attrib *pattrib, struct sta_info *psta)
{
sint res = _SUCCESS;
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct security_priv *psecuritypriv = &padapter->securitypriv;
sint bmcast = IS_MCAST(pattrib->ra);
_rtw_memset(pattrib->dot118021x_UncstKey.skey, 0, 16);
_rtw_memset(pattrib->dot11tkiptxmickey.skey, 0, 16);
pattrib->mac_id = psta->mac_id;
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
RTW_INFO("DBG_TX_DROP_FRAME %s psta->ieee8021x_blocked == _TRUE, pattrib->ether_type(%04x) != 0x888e\n", __FUNCTION__, pattrib->ether_type);
#endif
res = _FAIL;
goto exit;
}
} else {
GET_ENCRY_ALGO(psecuritypriv, psta, pattrib->encrypt, bmcast);
#ifdef CONFIG_WAPI_SUPPORT
if (pattrib->ether_type == 0x88B4)
pattrib->encrypt = _NO_PRIVACY_;
#endif
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;
}
/* For WPS 1.0 WEP, driver should not encrypt EAPOL Packet for WPS handshake. */
if (((pattrib->encrypt == _WEP40_) || (pattrib->encrypt == _WEP104_)) && (pattrib->ether_type == 0x888e))
pattrib->encrypt = _NO_PRIVACY_;
}
#ifdef CONFIG_TDLS
if (pattrib->direct_link == _TRUE) {
if (pattrib->encrypt > 0)
pattrib->encrypt = _AES_;
}
#endif
switch (pattrib->encrypt) {
case _WEP40_:
case _WEP104_:
pattrib->iv_len = 4;
pattrib->icv_len = 4;
WEP_IV(pattrib->iv, psta->dot11txpn, pattrib->key_idx);
break;
case _TKIP_:
pattrib->iv_len = 8;
pattrib->icv_len = 4;
if (psecuritypriv->busetkipkey == _FAIL) {
#ifdef DBG_TX_DROP_FRAME
RTW_INFO("DBG_TX_DROP_FRAME %s psecuritypriv->busetkipkey(%d)==_FAIL drop packet\n", __FUNCTION__, psecuritypriv->busetkipkey);
#endif
res = _FAIL;
goto exit;
}
if (bmcast)
TKIP_IV(pattrib->iv, psta->dot11txpn, pattrib->key_idx);
else
TKIP_IV(pattrib->iv, psta->dot11txpn, 0);
_rtw_memcpy(pattrib->dot11tkiptxmickey.skey, psta->dot11tkiptxmickey.skey, 16);
break;
case _AES_:
pattrib->iv_len = 8;
pattrib->icv_len = 8;
if (bmcast)
AES_IV(pattrib->iv, psta->dot11txpn, pattrib->key_idx);
else
AES_IV(pattrib->iv, psta->dot11txpn, 0);
break;
#ifdef CONFIG_WAPI_SUPPORT
case _SMS4_:
pattrib->iv_len = 18;
pattrib->icv_len = 16;
rtw_wapi_get_iv(padapter, pattrib->ra, pattrib->iv);
break;
#endif
default:
pattrib->iv_len = 0;
pattrib->icv_len = 0;
break;
}
if (pattrib->encrypt > 0)
_rtw_memcpy(pattrib->dot118021x_UncstKey.skey, psta->dot118021x_UncstKey.skey, 16);
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"));
}
#if defined(CONFIG_CONCURRENT_MODE)
pattrib->bmc_camid = padapter->securitypriv.dot118021x_bmc_cam_id;
#endif
if (pattrib->encrypt && bmcast && _rtw_camctl_chk_flags(padapter, SEC_STATUS_STA_PK_GK_CONFLICT_DIS_BMC_SEARCH))
pattrib->bswenc = _TRUE;
#ifdef CONFIG_WAPI_SUPPORT
if (pattrib->encrypt == _SMS4_)
pattrib->bswenc = _FALSE;
#endif
exit:
return res;
}
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:
RTW_INFO("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) {
UserPriority = 7;
}
*/
pattrib->priority = UserPriority;
pattrib->hdrlen = WLAN_HDR_A3_QOS_LEN;
pattrib->subtype = WIFI_QOS_DATA_TYPE;
}
#ifdef CONFIG_TDLS
u8 rtw_check_tdls_established(_adapter *padapter, struct pkt_attrib *pattrib)
{
pattrib->ptdls_sta = NULL;
pattrib->direct_link = _FALSE;
if (padapter->tdlsinfo.link_established == _TRUE) {
pattrib->ptdls_sta = rtw_get_stainfo(&padapter->stapriv, pattrib->dst);
#if 1
if ((pattrib->ptdls_sta != NULL) &&
(pattrib->ptdls_sta->tdls_sta_state & TDLS_LINKED_STATE) &&
(pattrib->ether_type != 0x0806)) {
pattrib->direct_link = _TRUE;
/* RTW_INFO("send ptk to "MAC_FMT" using direct link\n", MAC_ARG(pattrib->dst)); */
}
#else
if (pattrib->ptdls_sta != NULL &&
pattrib->ptdls_sta->tdls_sta_state & TDLS_LINKED_STATE) {
pattrib->direct_link = _TRUE;
#if 0
RTW_INFO("send ptk to "MAC_FMT" using direct link\n", MAC_ARG(pattrib->dst));
#endif
}
/* ARP frame may be helped by AP*/
if (pattrib->ether_type != 0x0806)
pattrib->direct_link = _FALSE;
#endif
}
return pattrib->direct_link;
}
s32 update_tdls_attrib(_adapter *padapter, struct pkt_attrib *pattrib)
{
struct sta_info *psta = NULL;
struct sta_priv *pstapriv = &padapter->stapriv;
struct security_priv *psecuritypriv = &padapter->securitypriv;
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct qos_priv *pqospriv = &pmlmepriv->qospriv;
s32 res = _SUCCESS;
psta = rtw_get_stainfo(pstapriv, pattrib->ra);
if (psta == NULL) {
res = _FAIL;
goto exit;
}
pattrib->mac_id = psta->mac_id;
pattrib->psta = psta;
pattrib->ack_policy = 0;
/* get ether_hdr_len */
pattrib->pkt_hdrlen = ETH_HLEN;
/* [TDLS] TODO: setup req/rsp should be AC_BK */
if (pqospriv->qos_option && psta->qos_option) {
pattrib->priority = 4; /* tdls management frame should be AC_VI */
pattrib->hdrlen = WLAN_HDR_A3_QOS_LEN;
pattrib->subtype = WIFI_QOS_DATA_TYPE;
} else {
pattrib->priority = 0;
pattrib->hdrlen = WLAN_HDR_A3_LEN;
pattrib->subtype = WIFI_DATA_TYPE;
}
/* TODO:_lock */
if (update_attrib_sec_info(padapter, pattrib, psta) == _FAIL) {
res = _FAIL;
goto exit;
}
update_attrib_phy_info(padapter, pattrib, psta);
exit:
return res;
}
#endif /* CONFIG_TDLS */
/*get non-qos hw_ssn control register,mapping to REG_HW_SEQ0,1,2,3*/
inline u8 rtw_get_hwseq_no(_adapter *padapter)
{
u8 hwseq_num = 0;
#ifdef CONFIG_CONCURRENT_MODE
if (padapter->adapter_type != PRIMARY_ADAPTER)
hwseq_num = 1;
/* else */
/* hwseq_num = 2; */
#endif /* CONFIG_CONCURRENT_MODE */
return hwseq_num;
}
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;
struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
sint res = _SUCCESS;
_func_enter_;
DBG_COUNTER(padapter->tx_logs.core_tx_upd_attrib);
_rtw_open_pktfile(pkt, &pktfile);
i = _rtw_pktfile_read(&pktfile, (u8 *)ðerhdr, ETH_HLEN);
pattrib->ether_type = ntohs(etherhdr.h_proto);