+++ /dev/null
-/******************************************************************************
- *
- * 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.
- *
- ******************************************************************************/
-#define _RTW_XMIT_C_
-
-#include <osdep_service.h>
-#include <drv_types.h>
-#include <wifi.h>
-#include <osdep_intf.h>
-#include <linux/ip.h>
-#include <usb_ops.h>
-#include <rtl8723a_xmit.h>
-
-static void _init_txservq(struct tx_servq *ptxservq)
-{
-
- INIT_LIST_HEAD(&ptxservq->tx_pending);
- _rtw_init_queue23a(&ptxservq->sta_pending);
- ptxservq->qcnt = 0;
-
-}
-
-void _rtw_init_sta_xmit_priv23a(struct sta_xmit_priv *psta_xmitpriv)
-{
-
- spin_lock_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);
- INIT_LIST_HEAD(&psta_xmitpriv->legacy_dz);
- INIT_LIST_HEAD(&psta_xmitpriv->apsd);
-
-}
-
-int _rtw_init_xmit_priv23a(struct xmit_priv *pxmitpriv,
- struct rtw_adapter *padapter)
-{
- int i;
- struct xmit_buf *pxmitbuf;
- struct xmit_frame *pxframe;
- int res = _SUCCESS;
- u32 max_xmit_extbuf_size = MAX_XMIT_EXTBUF_SZ;
- u32 num_xmit_extbuf = NR_XMIT_EXTBUFF;
-
- spin_lock_init(&pxmitpriv->lock);
- spin_lock_init(&pxmitpriv->lock_sctx);
- sema_init(&pxmitpriv->xmit_sema, 0);
- sema_init(&pxmitpriv->terminate_xmitthread_sema, 0);
-
- pxmitpriv->adapter = padapter;
-
- _rtw_init_queue23a(&pxmitpriv->be_pending);
- _rtw_init_queue23a(&pxmitpriv->bk_pending);
- _rtw_init_queue23a(&pxmitpriv->vi_pending);
- _rtw_init_queue23a(&pxmitpriv->vo_pending);
- _rtw_init_queue23a(&pxmitpriv->bm_pending);
-
- _rtw_init_queue23a(&pxmitpriv->free_xmit_queue);
-
- for (i = 0; i < NR_XMITFRAME; i++) {
- pxframe = kzalloc(sizeof(struct xmit_frame), GFP_KERNEL);
- if (!pxframe)
- break;
- INIT_LIST_HEAD(&pxframe->list);
-
- pxframe->padapter = padapter;
- pxframe->frame_tag = NULL_FRAMETAG;
-
- list_add_tail(&pxframe->list,
- &pxmitpriv->free_xmit_queue.queue);
- }
-
- pxmitpriv->free_xmitframe_cnt = i;
-
- pxmitpriv->frag_len = MAX_FRAG_THRESHOLD;
-
- /* init xmit_buf */
- _rtw_init_queue23a(&pxmitpriv->free_xmitbuf_queue);
- INIT_LIST_HEAD(&pxmitpriv->xmitbuf_list);
- _rtw_init_queue23a(&pxmitpriv->pending_xmitbuf_queue);
-
- for (i = 0; i < NR_XMITBUFF; i++) {
- pxmitbuf = kzalloc(sizeof(struct xmit_buf), GFP_KERNEL);
- if (!pxmitbuf)
- goto fail;
- INIT_LIST_HEAD(&pxmitbuf->list);
- INIT_LIST_HEAD(&pxmitbuf->list2);
-
- pxmitbuf->padapter = padapter;
-
- /* Tx buf allocation may fail sometimes, so sleep and retry. */
- res = rtw_os_xmit_resource_alloc23a(padapter, pxmitbuf,
- (MAX_XMITBUF_SZ + XMITBUF_ALIGN_SZ));
- if (res == _FAIL) {
- goto fail;
- }
-
- list_add_tail(&pxmitbuf->list,
- &pxmitpriv->free_xmitbuf_queue.queue);
- list_add_tail(&pxmitbuf->list2,
- &pxmitpriv->xmitbuf_list);
- }
-
- pxmitpriv->free_xmitbuf_cnt = NR_XMITBUFF;
-
- /* init xframe_ext queue, the same count as extbuf */
- _rtw_init_queue23a(&pxmitpriv->free_xframe_ext_queue);
-
- for (i = 0; i < num_xmit_extbuf; i++) {
- pxframe = kzalloc(sizeof(struct xmit_frame), GFP_KERNEL);
- if (!pxframe)
- break;
- INIT_LIST_HEAD(&pxframe->list);
-
- pxframe->padapter = padapter;
- pxframe->frame_tag = NULL_FRAMETAG;
-
- pxframe->pkt = NULL;
-
- pxframe->buf_addr = NULL;
- pxframe->pxmitbuf = NULL;
-
- pxframe->ext_tag = 1;
-
- list_add_tail(&pxframe->list,
- &pxmitpriv->free_xframe_ext_queue.queue);
- }
- pxmitpriv->free_xframe_ext_cnt = i;
-
- /* Init xmit extension buff */
- _rtw_init_queue23a(&pxmitpriv->free_xmit_extbuf_queue);
- INIT_LIST_HEAD(&pxmitpriv->xmitextbuf_list);
-
- for (i = 0; i < num_xmit_extbuf; i++) {
- pxmitbuf = kzalloc(sizeof(struct xmit_buf), GFP_KERNEL);
- if (!pxmitbuf)
- goto fail;
- INIT_LIST_HEAD(&pxmitbuf->list);
- INIT_LIST_HEAD(&pxmitbuf->list2);
-
- pxmitbuf->padapter = padapter;
-
- /* Tx buf allocation may fail sometimes, so sleep and retry. */
- res = rtw_os_xmit_resource_alloc23a(padapter, pxmitbuf,
- max_xmit_extbuf_size + XMITBUF_ALIGN_SZ);
- if (res == _FAIL) {
- goto exit;
- }
-
- list_add_tail(&pxmitbuf->list,
- &pxmitpriv->free_xmit_extbuf_queue.queue);
- list_add_tail(&pxmitbuf->list2,
- &pxmitpriv->xmitextbuf_list);
- }
-
- pxmitpriv->free_xmit_extbuf_cnt = num_xmit_extbuf;
-
- rtw_alloc_hwxmits23a(padapter);
- rtw_init_hwxmits23a(pxmitpriv->hwxmits, pxmitpriv->hwxmit_entry);
-
- for (i = 0; i < 4; i ++)
- pxmitpriv->wmm_para_seq[i] = i;
-
- sema_init(&pxmitpriv->tx_retevt, 0);
-
- pxmitpriv->ack_tx = false;
- mutex_init(&pxmitpriv->ack_tx_mutex);
- rtw_sctx_init23a(&pxmitpriv->ack_tx_ops, 0);
- tasklet_init(&padapter->xmitpriv.xmit_tasklet,
- (void(*)(unsigned long))rtl8723au_xmit_tasklet,
- (unsigned long)padapter);
-
-exit:
-
- return res;
-fail:
- goto exit;
-}
-
-void _rtw_free_xmit_priv23a(struct xmit_priv *pxmitpriv)
-{
- struct rtw_adapter *padapter = pxmitpriv->adapter;
- struct xmit_frame *pxframe, *ptmp;
- struct xmit_buf *pxmitbuf, *ptmp2;
-
- list_for_each_entry_safe(pxframe, ptmp,
- &pxmitpriv->free_xmit_queue.queue, list) {
- list_del_init(&pxframe->list);
- rtw_os_xmit_complete23a(padapter, pxframe);
- kfree(pxframe);
- }
-
- list_for_each_entry_safe(pxmitbuf, ptmp2,
- &pxmitpriv->xmitbuf_list, list2) {
- list_del_init(&pxmitbuf->list2);
- rtw_os_xmit_resource_free23a(padapter, pxmitbuf);
- kfree(pxmitbuf);
- }
-
- /* free xframe_ext queue, the same count as extbuf */
- list_for_each_entry_safe(pxframe, ptmp,
- &pxmitpriv->free_xframe_ext_queue.queue,
- list) {
- list_del_init(&pxframe->list);
- rtw_os_xmit_complete23a(padapter, pxframe);
- kfree(pxframe);
- }
-
- /* free xmit extension buff */
- list_for_each_entry_safe(pxmitbuf, ptmp2,
- &pxmitpriv->xmitextbuf_list, list2) {
- list_del_init(&pxmitbuf->list2);
- rtw_os_xmit_resource_free23a(padapter, pxmitbuf);
- kfree(pxmitbuf);
- }
-
- rtw_free_hwxmits23a(padapter);
- mutex_destroy(&pxmitpriv->ack_tx_mutex);
-}
-
-static void update_attrib_vcs_info(struct rtw_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 {
- DBG_8723A("%s, call rtw_get_stainfo23a()\n", __func__);
- psta = rtw_get_stainfo23a(&padapter->stapriv, &pattrib->ra[0]);
- }
-
- if (psta == NULL) {
- DBG_8723A("%s, psta == NUL\n", __func__);
- return;
- }
-
- if (!(psta->state &_FW_LINKED)) {
- DBG_8723A("%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 (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) {
- /* IOT action */
- if (pmlmeinfo->assoc_AP_vendor == HT_IOT_PEER_ATHEROS &&
- pattrib->ampdu_en &&
- padapter->securitypriv.dot11PrivacyAlgrthm ==
- WLAN_CIPHER_SUITE_CCMP) {
- 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) {
- 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->raid = psta->raid;
- pattrib->ht_en = psta->htpriv.ht_option;
- pattrib->bwmode = psta->htpriv.bwmode;
- pattrib->ch_offset = psta->htpriv.ch_offset;
- pattrib->sgi = psta->htpriv.sgi;
- pattrib->ampdu_en = false;
-
- pattrib->retry_ctrl = false;
-}
-
-u8 qos_acm23a(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_8723A("qos_acm23a(): invalid pattrib->priority: %d!!!\n",
- priority);
- change_priority = 0;
- break;
- }
-
- return change_priority;
-}
-
-static void set_qos(struct sk_buff *skb, struct pkt_attrib *pattrib)
-{
- u8 *pframe = skb->data;
- struct iphdr *ip_hdr;
- u8 UserPriority = 0;
-
- /* get UserPriority from IP hdr */
- if (pattrib->ether_type == ETH_P_IP) {
- ip_hdr = (struct iphdr *)(pframe + ETH_HLEN);
- UserPriority = ip_hdr->tos >> 5;
- } else if (pattrib->ether_type == ETH_P_PAE) {
- /* "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 = sizeof(struct ieee80211_qos_hdr);
- pattrib->type = IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_DATA;
-}
-
-static int update_attrib(struct rtw_adapter *padapter,
- struct sk_buff *skb, struct pkt_attrib *pattrib)
-{
- struct sta_info *psta = NULL;
- int bmcast;
- struct sta_priv *pstapriv = &padapter->stapriv;
- struct security_priv *psecuritypriv = &padapter->securitypriv;
- struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
- int res = _SUCCESS;
- struct ethhdr *ehdr = (struct ethhdr *) skb->data;
-
- pattrib->ether_type = ntohs(ehdr->h_proto);
-
- ether_addr_copy(pattrib->dst, ehdr->h_dest);
- ether_addr_copy(pattrib->src, ehdr->h_source);
-
- pattrib->pctrl = 0;
-
- if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) ||
- check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE)) {
- ether_addr_copy(pattrib->ra, pattrib->dst);
- ether_addr_copy(pattrib->ta, pattrib->src);
- } else if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)) {
- ether_addr_copy(pattrib->ra, get_bssid(pmlmepriv));
- ether_addr_copy(pattrib->ta, pattrib->src);
- } else if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) {
- ether_addr_copy(pattrib->ra, pattrib->dst);
- ether_addr_copy(pattrib->ta, get_bssid(pmlmepriv));
- }
-
- pattrib->pktlen = skb->len - ETH_HLEN;
-
- if (pattrib->ether_type == ETH_P_IP) {
- /* 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 */
- pattrib->dhcp_pkt = 0;
- /* MINIMUM_DHCP_PACKET_SIZE) { */
- if (pattrib->pktlen > 282 + 24) {
- if (pattrib->ether_type == ETH_P_IP) {/* IP header */
- u8 *pframe = skb->data;
-
- pframe += ETH_HLEN;
-
- if ((pframe[21] == 68 && pframe[23] == 67) ||
- (pframe[21] == 67 && pframe[23] == 68)) {
- /* 68 : UDP BOOTP client */
- /* 67 : UDP BOOTP server */
- RT_TRACE(_module_rtl871x_xmit_c_,
- _drv_err_,
- "======================update_attrib: get DHCP Packet\n");
- pattrib->dhcp_pkt = 1;
- }
- }
- }
- } else if (pattrib->ether_type == ETH_P_PAE) {
- DBG_8723A_LEVEL(_drv_always_, "send eapol packet\n");
- }
-
- if ((pattrib->ether_type == ETH_P_PAE) || (pattrib->dhcp_pkt == 1)) {
- rtw_set_scan_deny(padapter, 3000);
- }
-
- /* If EAPOL , ARP , OR DHCP packet, driver must be in active mode. */
- if ((pattrib->ether_type == ETH_P_ARP) ||
- (pattrib->ether_type == ETH_P_PAE) || (pattrib->dhcp_pkt == 1)) {
- rtw_lps_ctrl_wk_cmd23a(padapter, LPS_CTRL_SPECIAL_PACKET, 1);
- }
-
- bmcast = is_multicast_ether_addr(pattrib->ra);
-
- /* get sta_info */
- if (bmcast) {
- psta = rtw_get_bcmc_stainfo23a(padapter);
- } else {
- psta = rtw_get_stainfo23a(pstapriv, pattrib->ra);
- if (psta == NULL) { /* if we cannot get psta => drrp the pkt */
- RT_TRACE(_module_rtl871x_xmit_c_, _drv_alert_,
- "update_attrib => get sta_info fail, ra:%pM\n",
- pattrib->ra);
- res = _FAIL;
- goto exit;
- } else if (check_fwstate(pmlmepriv, WIFI_AP_STATE) &&
- (!(psta->state & _FW_LINKED))) {
- res = _FAIL;
- goto exit;
- }
- }
-
- if (psta) {
- pattrib->mac_id = psta->mac_id;
- /* DBG_8723A("%s ==> mac_id(%d)\n", __func__, pattrib->mac_id); */
- pattrib->psta = psta;
- } else {
- /* if we cannot get psta => drop the pkt */
- RT_TRACE(_module_rtl871x_xmit_c_, _drv_alert_,
- "update_attrib => get sta_info fail, ra:%pM\n",
- pattrib->ra);
- res = _FAIL;
- goto exit;
- }
-
- pattrib->ack_policy = 0;
- /* get ether_hdr_len */
-
- /* pattrib->ether_type == 0x8100) ? (14 + 4): 14; vlan tag */
- pattrib->pkt_hdrlen = ETH_HLEN;
-
- pattrib->hdrlen = sizeof(struct ieee80211_hdr_3addr);
- pattrib->type = IEEE80211_FTYPE_DATA;
- pattrib->priority = 0;
-
- if (check_fwstate(pmlmepriv, WIFI_AP_STATE | WIFI_ADHOC_STATE |
- WIFI_ADHOC_MASTER_STATE)) {
- if (psta->qos_option)
- set_qos(skb, pattrib);
- } else {
- if (pmlmepriv->qos_option) {
- set_qos(skb, pattrib);
-
- if (pmlmepriv->acm_mask != 0) {
- pattrib->priority = qos_acm23a(pmlmepriv->acm_mask,
- pattrib->priority);
- }
- }
- }
-
- if (psta->ieee8021x_blocked == true) {
- RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_,
- "psta->ieee8021x_blocked == true\n");
-
- pattrib->encrypt = 0;
-
- if ((pattrib->ether_type != ETH_P_PAE) &&
- !check_fwstate(pmlmepriv, WIFI_MP_STATE)) {
- RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_,
- "psta->ieee8021x_blocked == true, pattrib->ether_type(%.4x) != 0x888e\n",
- pattrib->ether_type);
- 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 WLAN_CIPHER_SUITE_WEP40:
- case WLAN_CIPHER_SUITE_WEP104:
- pattrib->iv_len = IEEE80211_WEP_IV_LEN;
- pattrib->icv_len = IEEE80211_WEP_ICV_LEN;
- break;
-
- case WLAN_CIPHER_SUITE_TKIP:
- pattrib->iv_len = IEEE80211_TKIP_IV_LEN;
- pattrib->icv_len = IEEE80211_TKIP_ICV_LEN;
-
- if (!padapter->securitypriv.busetkipkey) {
- RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_,
- "padapter->securitypriv.busetkipkey(%d) == false drop packet\n",
- padapter->securitypriv.busetkipkey);
- res = _FAIL;
- goto exit;
- }
-
- break;
- case WLAN_CIPHER_SUITE_CCMP:
- RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_,
- "pattrib->encrypt =%d (WLAN_CIPHER_SUITE_CCMP)\n",
- pattrib->encrypt);
- pattrib->iv_len = IEEE80211_CCMP_HDR_LEN;
- pattrib->icv_len = IEEE80211_CCMP_MIC_LEN;
- break;
-
- default:
- pattrib->iv_len = 0;
- pattrib->icv_len = 0;
- break;
- }
-
- RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_,
- "update_attrib: encrypt =%d\n", pattrib->encrypt);
-
- if (pattrib->encrypt && !psecuritypriv->hw_decrypted) {
- pattrib->bswenc = true;
- RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_,
- "update_attrib: encrypt =%d bswenc = true\n",
- pattrib->encrypt);
- } else {
- pattrib->bswenc = false;
- RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_,
- "update_attrib: bswenc = false\n");
- }
- update_attrib_phy_info(pattrib, psta);
-
-exit:
-
- return res;
-}
-
-static int xmitframe_addmic(struct rtw_adapter *padapter,
- struct xmit_frame *pxmitframe) {
- struct mic_data micdata;
- struct sta_info *stainfo;
- struct pkt_attrib *pattrib = &pxmitframe->attrib;
- struct security_priv *psecuritypriv = &padapter->securitypriv;
- struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
- int curfragnum, length;
- u8 *pframe, *payload, mic[8];
- u8 priority[4]= {0x0, 0x0, 0x0, 0x0};
- u8 hw_hdr_offset = 0;
- int bmcst = is_multicast_ether_addr(pattrib->ra);
-
- if (pattrib->psta) {
- stainfo = pattrib->psta;
- } else {
- DBG_8723A("%s, call rtw_get_stainfo23a()\n", __func__);
- stainfo = rtw_get_stainfo23a(&padapter->stapriv, &pattrib->ra[0]);
- }
-
- if (!stainfo) {
- DBG_8723A("%s, psta == NUL\n", __func__);
- return _FAIL;
- }
-
- if (!(stainfo->state &_FW_LINKED)) {
- DBG_8723A("%s, psta->state(0x%x) != _FW_LINKED\n",
- __func__, stainfo->state);
- return _FAIL;
- }
-
- hw_hdr_offset = TXDESC_OFFSET;
-
- if (pattrib->encrypt == WLAN_CIPHER_SUITE_TKIP) {
- /* encode mic code */
- if (stainfo) {
- u8 null_key[16]={0x0, 0x0, 0x0, 0x0,
- 0x0, 0x0, 0x0, 0x0,
- 0x0, 0x0, 0x0, 0x0,
- 0x0, 0x0, 0x0, 0x0};
-
- pframe = pxmitframe->buf_addr + hw_hdr_offset;
-
- if (bmcst) {
- if (!memcmp(psecuritypriv->dot118021XGrptxmickey[psecuritypriv->dot118021XGrpKeyid].skey, null_key, 16)) {
- return _FAIL;
- }
- /* start to calculate the mic code */
- rtw_secmicsetkey23a(&micdata, psecuritypriv->dot118021XGrptxmickey[psecuritypriv->dot118021XGrpKeyid].skey);
- } else {
- if (!memcmp(&stainfo->dot11tkiptxmickey.skey[0],
- null_key, 16)) {
- return _FAIL;
- }
- /* start to calculate the mic code */
- rtw_secmicsetkey23a(&micdata, &stainfo->dot11tkiptxmickey.skey[0]);
- }
-
- if (pframe[1] & 1) { /* ToDS == 1 */
- /* DA */
- rtw_secmicappend23a(&micdata, &pframe[16], 6);
- if (pframe[1] & 2) /* From Ds == 1 */
- rtw_secmicappend23a(&micdata,
- &pframe[24], 6);
- else
- rtw_secmicappend23a(&micdata,
- &pframe[10], 6);
- } else { /* ToDS == 0 */
- /* DA */
- rtw_secmicappend23a(&micdata, &pframe[4], 6);
- if (pframe[1] & 2) /* From Ds == 1 */
- rtw_secmicappend23a(&micdata,
- &pframe[16], 6);
- else
- rtw_secmicappend23a(&micdata,
- &pframe[10], 6);
- }
-
- /* if (pmlmepriv->qos_option == 1) */
- if (pattrib->qos_en)
- priority[0] = (u8)pxmitframe->attrib.priority;
-
- rtw_secmicappend23a(&micdata, &priority[0], 4);
-
- payload = pframe;
-
- for (curfragnum = 0; curfragnum < pattrib->nr_frags;
- curfragnum++) {
- payload = PTR_ALIGN(payload, 4);
- 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\n",
- 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_secmicappend23a(&micdata, payload,
- length);
- payload = payload + length;
- } else {
- length = pxmitpriv->frag_len -
- pattrib->hdrlen -
- pattrib->iv_len -
- ((pattrib->bswenc) ?
- pattrib->icv_len : 0);
- rtw_secmicappend23a(&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\n",
- curfragnum, length,
- pattrib->icv_len);
- }
- }
- rtw_secgetmic23a(&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\nmic[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 */
-
- memcpy(payload, &mic[0], 8);
- pattrib->last_txcmdsz += 8;
-
- RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_,
- "======== 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\n",
- *(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_stainfo23a ==NULL!!!\n");
- }
- }
-
- return _SUCCESS;
-}
-
-static int xmitframe_swencrypt(struct rtw_adapter *padapter,
- struct xmit_frame *pxmitframe)
-{
- struct pkt_attrib *pattrib = &pxmitframe->attrib;
-
- /* if ((psecuritypriv->sw_encrypt)||(pattrib->bswenc)) */
- if (pattrib->bswenc) {
- /* DBG_8723A("start xmitframe_swencrypt\n"); */
- RT_TRACE(_module_rtl871x_xmit_c_, _drv_alert_,
- "### xmitframe_swencrypt\n");
- switch (pattrib->encrypt) {
- case WLAN_CIPHER_SUITE_WEP40:
- case WLAN_CIPHER_SUITE_WEP104:
- rtw_wep_encrypt23a(padapter, pxmitframe);
- break;
- case WLAN_CIPHER_SUITE_TKIP:
- rtw_tkip_encrypt23a(padapter, pxmitframe);
- break;
- case WLAN_CIPHER_SUITE_CCMP:
- rtw_aes_encrypt23a(padapter, pxmitframe);
- break;
- default:
- break;
- }
-
- } else {
- RT_TRACE(_module_rtl871x_xmit_c_, _drv_notice_,
- "### xmitframe_hwencrypt\n");
- }
-
- return _SUCCESS;
-}
-
-static int rtw_make_wlanhdr(struct rtw_adapter *padapter, u8 *hdr,
- struct pkt_attrib *pattrib)
-{
- struct ieee80211_hdr *pwlanhdr = (struct ieee80211_hdr *)hdr;
- struct ieee80211_qos_hdr *qoshdr;
- struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
- u8 qos_option = false;
- int res = _SUCCESS;
-
- struct sta_info *psta;
-
- int bmcst = is_multicast_ether_addr(pattrib->ra);
-
- if (pattrib->psta) {
- psta = pattrib->psta;
- } else {
- DBG_8723A("%s, call rtw_get_stainfo23a()\n", __func__);
- if (bmcst) {
- psta = rtw_get_bcmc_stainfo23a(padapter);
- } else {
- psta = rtw_get_stainfo23a(&padapter->stapriv, pattrib->ra);
- }
- }
-
- if (psta == NULL) {
- DBG_8723A("%s, psta == NUL\n", __func__);
- return _FAIL;
- }
-
- if (!(psta->state &_FW_LINKED)) {
- DBG_8723A("%s, psta->state(0x%x) != _FW_LINKED\n", __func__, psta->state);
- return _FAIL;
- }
-
- memset(hdr, 0, WLANHDR_OFFSET);
-
- pwlanhdr->frame_control = cpu_to_le16(pattrib->type);
-
- if (pattrib->type & IEEE80211_FTYPE_DATA) {
- if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)) {
- /* to_ds = 1, fr_ds = 0; */
- /* Data transfer to AP */
- pwlanhdr->frame_control |=
- cpu_to_le16(IEEE80211_FCTL_TODS);
- ether_addr_copy(pwlanhdr->addr1, get_bssid(pmlmepriv));
- ether_addr_copy(pwlanhdr->addr2, pattrib->src);
- ether_addr_copy(pwlanhdr->addr3, pattrib->dst);
-
- if (pmlmepriv->qos_option)
- qos_option = true;
-
- } else if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) {
- /* to_ds = 0, fr_ds = 1; */
- pwlanhdr->frame_control |=
- cpu_to_le16(IEEE80211_FCTL_FROMDS);
- ether_addr_copy(pwlanhdr->addr1, pattrib->dst);
- ether_addr_copy(pwlanhdr->addr2, get_bssid(pmlmepriv));
- ether_addr_copy(pwlanhdr->addr3, pattrib->src);
-
- if (psta->qos_option)
- qos_option = true;
- } else if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) ||
- check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE)) {
- ether_addr_copy(pwlanhdr->addr1, pattrib->dst);
- ether_addr_copy(pwlanhdr->addr2, pattrib->src);
- ether_addr_copy(pwlanhdr->addr3, get_bssid(pmlmepriv));
-
- 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)
- pwlanhdr->frame_control |=
- cpu_to_le16(IEEE80211_FCTL_MOREDATA);
- if (pattrib->encrypt)
- pwlanhdr->frame_control |=
- cpu_to_le16(IEEE80211_FCTL_PROTECTED);
- if (qos_option) {
- qoshdr = (struct ieee80211_qos_hdr *)hdr;
-
- qoshdr->qos_ctrl = cpu_to_le16(
- pattrib->priority & IEEE80211_QOS_CTL_TID_MASK);
-
- qoshdr->qos_ctrl |= cpu_to_le16(
- (pattrib->ack_policy << 5) &
- IEEE80211_QOS_CTL_ACK_POLICY_MASK);
-
- if (pattrib->eosp)
- qoshdr->qos_ctrl |=
- cpu_to_le16(IEEE80211_QOS_CTL_EOSP);
- }
- /* TODO: fill HT Control Field */
-
- /* Update Seq Num will be handled by f/w */
- 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];
- /* We dont need to worry about frag bits here */
- pwlanhdr->seq_ctrl = cpu_to_le16(IEEE80211_SN_TO_SEQ(
- pattrib->seqnum));
- /* check if enable ampdu */
- if (pattrib->ht_en && psta->htpriv.ampdu_enable) {
- if (pattrib->priority >= 16)
- printk(KERN_WARNING "%s: Invalid "
- "pattrib->priority %i\n",
- __func__, pattrib->priority);
- 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) {
- u16 tx_seq;
-
- tx_seq = psta->BA_starting_seqctrl[pattrib->priority & 0x0f];
-
- /* check BA_starting_seqctrl */
- if (SN_LESS(pattrib->seqnum, tx_seq)) {
- /* DBG_8723A("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_8723A("tx ampdu over run\n"); */
- psta->BA_starting_seqctrl[pattrib->priority & 0x0f] = (pattrib->seqnum+1)&0xfff;
- pattrib->ampdu_en = true;/* AGG EN */
- }
- }
- }
- }
-exit:
- return res;
-}
-
-s32 rtw_txframes_pending23a(struct rtw_adapter *padapter)
-{
- struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
-
- return (!list_empty(&pxmitpriv->be_pending.queue)) ||
- (!list_empty(&pxmitpriv->bk_pending.queue)) ||
- (!list_empty(&pxmitpriv->vi_pending.queue)) ||
- (!list_empty(&pxmitpriv->vo_pending.queue));
-}
-
-s32 rtw_txframes_sta_ac_pending23a(struct rtw_adapter *padapter,
- struct pkt_attrib *pattrib)
-{
- struct sta_info *psta;
- struct tx_servq *ptxservq;
- int priority = pattrib->priority;
-
- if (pattrib->psta) {
- psta = pattrib->psta;
- } else {
- DBG_8723A("%s, call rtw_get_stainfo23a()\n", __func__);
- psta = rtw_get_stainfo23a(&padapter->stapriv, &pattrib->ra[0]);
- }
- if (psta == NULL) {
- DBG_8723A("%s, psta == NUL\n", __func__);
- return 0;
- }
- if (!(psta->state &_FW_LINKED)) {
- DBG_8723A("%s, psta->state(0x%x) != _FW_LINKED\n", __func__,
- psta->state);
- return 0;
- }
- 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;
-}
-
-/* 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.
- */
-static int rtw_put_snap(u8 *data, u16 h_proto)
-{
- if (h_proto == ETH_P_IPX || h_proto == ETH_P_AARP)
- ether_addr_copy(data, bridge_tunnel_header);
- else
- ether_addr_copy(data, rfc1042_header);
-
- data += ETH_ALEN;
- put_unaligned_be16(h_proto, data);
- return ETH_ALEN + sizeof(u16);
-}
-
-/*
-
-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.
-
-*/
-int rtw_xmitframe_coalesce23a(struct rtw_adapter *padapter, struct sk_buff *skb,
- struct xmit_frame *pxmitframe)
-{
- struct sta_info *psta;
- struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
- struct pkt_attrib *pattrib = &pxmitframe->attrib;
- struct ieee80211_hdr *hdr;
- s32 frg_inx, frg_len, mpdu_len, llc_sz, mem_sz;
- u8 *pframe, *mem_start;
- u8 hw_hdr_offset;
- u8 *pbuf_start;
- u8 *pdata = skb->data;
- int data_len = skb->len;
- s32 bmcst = is_multicast_ether_addr(pattrib->ra);
- int res = _SUCCESS;
-
- if (pattrib->psta)
- psta = pattrib->psta;
- else {
- DBG_8723A("%s, call rtw_get_stainfo23a()\n", __func__);
- psta = rtw_get_stainfo23a(&padapter->stapriv, pattrib->ra);
- }
-
- if (!psta) {
- DBG_8723A("%s, psta == NUL\n", __func__);
- return _FAIL;
- }
-
- if (!(psta->state &_FW_LINKED)) {
- DBG_8723A("%s, psta->state(0x%x) != _FW_LINKED\n",
- __func__, psta->state);
- return _FAIL;
- }
-
- if (!pxmitframe->buf_addr) {
- DBG_8723A("==> %s buf_addr == NULL\n", __func__);
- return _FAIL;
- }
-
- pbuf_start = pxmitframe->buf_addr;
-
- hw_hdr_offset = TXDESC_OFFSET;
-
- mem_start = pbuf_start + hw_hdr_offset;
-
- if (rtw_make_wlanhdr(padapter, mem_start, pattrib) == _FAIL) {
- RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_,
- "%s: rtw_make_wlanhdr fail; drop pkt\n", __func__);
- res = _FAIL;
- goto exit;
- }
-
- pdata += pattrib->pkt_hdrlen;
- data_len -= 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;
- hdr = (struct ieee80211_hdr *)mem_start;
-
- pframe += pattrib->hdrlen;
- mpdu_len -= pattrib->hdrlen;
-
- /* adding icv, if necessary... */
- if (pattrib->iv_len) {
- if (psta) {
- switch (pattrib->encrypt) {
- case WLAN_CIPHER_SUITE_WEP40:
- case WLAN_CIPHER_SUITE_WEP104:
- WEP_IV(pattrib->iv, psta->dot11txpn,
- pattrib->key_idx);
- break;
- case WLAN_CIPHER_SUITE_TKIP:
- if (bmcst)
- TKIP_IV(pattrib->iv,
- psta->dot11txpn,
- pattrib->key_idx);
- else
- TKIP_IV(pattrib->iv,
- psta->dot11txpn, 0);
- break;
- case WLAN_CIPHER_SUITE_CCMP:
- if (bmcst)
- AES_IV(pattrib->iv,
- psta->dot11txpn,
- pattrib->key_idx);
- else
- AES_IV(pattrib->iv,
- psta->dot11txpn, 0);
- break;
- }
- }
-
- memcpy(pframe, pattrib->iv, pattrib->iv_len);
-
- RT_TRACE(_module_rtl871x_xmit_c_, _drv_notice_,
- "rtw_xmiaframe_coalesce23a: 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 broadcast/multicast packets */
- mem_sz = min_t(s32, data_len, pattrib->pktlen);
- else
- mem_sz = min_t(s32, data_len, mpdu_len);
-
- memcpy(pframe, pdata, mem_sz);
-
- pframe += mem_sz;
- pdata += mem_sz;
- data_len -= mem_sz;
-
- if ((pattrib->icv_len >0) && (pattrib->bswenc)) {
- memcpy(pframe, pattrib->icv, pattrib->icv_len);
- pframe += pattrib->icv_len;
- }
-
- frg_inx++;
-
- if (bmcst || data_len <= 0) {
- 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;
- hdr->frame_control &=
- ~cpu_to_le16(IEEE80211_FCTL_MOREFRAGS);
-
- break;
- } else {
- RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_,
- "%s: There're still something in packet!\n",
- __func__);
- }
- hdr->frame_control |= cpu_to_le16(IEEE80211_FCTL_MOREFRAGS);
-
- mem_start = PTR_ALIGN(pframe, 4) + hw_hdr_offset;
- memcpy(mem_start, pbuf_start + hw_hdr_offset, pattrib->hdrlen);
- }
-
- if (xmitframe_addmic(padapter, pxmitframe) == _FAIL) {
- RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_,
- "xmitframe_addmic(padapter, pxmitframe) == _FAIL\n");
- DBG_8723A("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:
- return res;
-}
-
-void rtw_update_protection23a(struct rtw_adapter *padapter, u8 *ie, uint ie_len)
-{
- struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
- struct registry_priv *pregistrypriv = &padapter->registrypriv;
- uint protection;
- const u8 *p;
-
- switch (pregistrypriv->vrtl_carrier_sense) {
- case DISABLE_VCS:
- pxmitpriv->vcs = NONE_VCS;
- break;
- case ENABLE_VCS:
- break;
- case AUTO_VCS:
- default:
- p = cfg80211_find_ie(WLAN_EID_ERP_INFO, ie, ie_len);
- if (!p)
- pxmitpriv->vcs = NONE_VCS;
- else {
- protection = (*(p + 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;
- }
-}
-
-void rtw_count_tx_stats23a(struct rtw_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 == DATA_FRAMETAG) {
- pxmitpriv->tx_bytes += sz;
- pmlmepriv->LinkDetectInfo.NumTxOkInPeriod++;
-
- psta = pxmitframe->attrib.psta;
- if (psta) {
- pstats = &psta->sta_stats;
- pstats->tx_pkts++;
- pstats->tx_bytes += sz;
- }
- }
-}
-
-struct xmit_buf *rtw_alloc_xmitbuf23a_ext(struct xmit_priv *pxmitpriv)
-{
- unsigned long irqL;
- struct xmit_buf *pxmitbuf = NULL;
- struct list_head *phead;
- struct rtw_queue *pfree_queue = &pxmitpriv->free_xmit_extbuf_queue;
-
- spin_lock_irqsave(&pfree_queue->lock, irqL);
-
- phead = get_list_head(pfree_queue);
-
- if (!list_empty(phead)) {
- pxmitbuf = list_first_entry(phead, struct xmit_buf, list);
-
- list_del_init(&pxmitbuf->list);
-
- pxmitpriv->free_xmit_extbuf_cnt--;
- pxmitbuf->priv_data = NULL;
- pxmitbuf->ext_tag = true;
-
- if (pxmitbuf->sctx) {
- DBG_8723A("%s pxmitbuf->sctx is not NULL\n", __func__);
- rtw23a_sctx_done_err(&pxmitbuf->sctx, RTW_SCTX_DONE_BUF_ALLOC);
- }
- }
-
- spin_unlock_irqrestore(&pfree_queue->lock, irqL);
-
- return pxmitbuf;
-}
-
-int rtw_free_xmitbuf_ext23a(struct xmit_priv *pxmitpriv,
- struct xmit_buf *pxmitbuf)
-{
- unsigned long irqL;
- struct rtw_queue *pfree_queue = &pxmitpriv->free_xmit_extbuf_queue;
-
- if (pxmitbuf == NULL)
- return _FAIL;
-
- spin_lock_irqsave(&pfree_queue->lock, irqL);
-
- list_del_init(&pxmitbuf->list);
-
- list_add_tail(&pxmitbuf->list, get_list_head(pfree_queue));
- pxmitpriv->free_xmit_extbuf_cnt++;
-
- spin_unlock_irqrestore(&pfree_queue->lock, irqL);
-
- return _SUCCESS;
-}
-
-struct xmit_buf *rtw_alloc_xmitbuf23a(struct xmit_priv *pxmitpriv)
-{
- unsigned long irqL;
- struct xmit_buf *pxmitbuf = NULL;
- struct list_head *phead;
- struct rtw_queue *pfree_xmitbuf_queue = &pxmitpriv->free_xmitbuf_queue;
-
- /* DBG_8723A("+rtw_alloc_xmitbuf23a\n"); */
-
- spin_lock_irqsave(&pfree_xmitbuf_queue->lock, irqL);
-
- phead = get_list_head(pfree_xmitbuf_queue);
-
- if (!list_empty(phead)) {
- pxmitbuf = list_first_entry(phead, struct xmit_buf, list);
-
- list_del_init(&pxmitbuf->list);
-
- pxmitpriv->free_xmitbuf_cnt--;
- pxmitbuf->priv_data = NULL;
- pxmitbuf->ext_tag = false;
- pxmitbuf->flags = XMIT_VO_QUEUE;
-
- if (pxmitbuf->sctx) {
- DBG_8723A("%s pxmitbuf->sctx is not NULL\n", __func__);
- rtw23a_sctx_done_err(&pxmitbuf->sctx, RTW_SCTX_DONE_BUF_ALLOC);
- }
- }
-
- spin_unlock_irqrestore(&pfree_xmitbuf_queue->lock, irqL);
-
- return pxmitbuf;
-}
-
-int rtw_free_xmitbuf23a(struct xmit_priv *pxmitpriv, struct xmit_buf *pxmitbuf)
-{
- unsigned long irqL;
- struct rtw_queue *pfree_xmitbuf_queue = &pxmitpriv->free_xmitbuf_queue;
-
- /* DBG_8723A("+rtw_free_xmitbuf23a\n"); */
-
- if (pxmitbuf == NULL)
- return _FAIL;
-
- if (pxmitbuf->sctx) {
- DBG_8723A("%s pxmitbuf->sctx is not NULL\n", __func__);
- rtw23a_sctx_done_err(&pxmitbuf->sctx, RTW_SCTX_DONE_BUF_FREE);
- }
-
- if (pxmitbuf->ext_tag) {
- rtw_free_xmitbuf_ext23a(pxmitpriv, pxmitbuf);
- } else {
- spin_lock_irqsave(&pfree_xmitbuf_queue->lock, irqL);
-
- list_del_init(&pxmitbuf->list);
-
- list_add_tail(&pxmitbuf->list,
- get_list_head(pfree_xmitbuf_queue));
-
- pxmitpriv->free_xmitbuf_cnt++;
- spin_unlock_irqrestore(&pfree_xmitbuf_queue->lock, irqL);
- }
-
- return _SUCCESS;
-}
-
-static void rtw_init_xmitframe(struct xmit_frame *pxframe)
-{
- if (pxframe != NULL) {
- /* default value setting */
- pxframe->buf_addr = NULL;
- pxframe->pxmitbuf = NULL;
-
- memset(&pxframe->attrib, 0, sizeof(struct pkt_attrib));
- /* pxframe->attrib.psta = NULL; */
-
- pxframe->frame_tag = DATA_FRAMETAG;
-
- pxframe->pkt = NULL;
- pxframe->pkt_offset = 1;/* default use pkt_offset to fill tx desc */
-
- pxframe->ack_report = 0;
- }
-}
-
-/*
-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...
-
-*/
-static struct xmit_frame *rtw_alloc_xmitframe(struct xmit_priv *pxmitpriv)
-{
- struct xmit_frame *pxframe;
- struct rtw_queue *pfree_xmit_queue = &pxmitpriv->free_xmit_queue;
-
- spin_lock_bh(&pfree_xmit_queue->lock);
-
- pxframe = list_first_entry_or_null(&pfree_xmit_queue->queue,
- struct xmit_frame, list);
- if (!pxframe) {
- RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_,
- "rtw_alloc_xmitframe:%d\n",
- pxmitpriv->free_xmitframe_cnt);
- } else {
- list_del_init(&pxframe->list);
- pxmitpriv->free_xmitframe_cnt--;
- RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_,
- "rtw_alloc_xmitframe():free_xmitframe_cnt =%d\n",
- pxmitpriv->free_xmitframe_cnt);
- }
-
- spin_unlock_bh(&pfree_xmit_queue->lock);
-
- rtw_init_xmitframe(pxframe);
-
- return pxframe;
-}
-
-struct xmit_frame *rtw_alloc_xmitframe23a_ext(struct xmit_priv *pxmitpriv)
-{
- struct xmit_frame *pxframe;
- struct rtw_queue *queue = &pxmitpriv->free_xframe_ext_queue;
-
- spin_lock_bh(&queue->lock);
-
- pxframe = list_first_entry_or_null(&queue->queue,
- struct xmit_frame, list);
- if (!pxframe) {
- RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_,
- "rtw_alloc_xmitframe23a_ext:%d\n",
- pxmitpriv->free_xframe_ext_cnt);
- } else {
- list_del_init(&pxframe->list);
- pxmitpriv->free_xframe_ext_cnt--;
- RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_,
- "rtw_alloc_xmitframe23a_ext():free_xmitframe_cnt =%d\n",
- pxmitpriv->free_xframe_ext_cnt);
- }
-
- spin_unlock_bh(&queue->lock);
-
- rtw_init_xmitframe(pxframe);
-
- return pxframe;
-}
-
-s32 rtw_free_xmitframe23a(struct xmit_priv *pxmitpriv, struct xmit_frame *pxmitframe)
-{
- struct rtw_queue *queue = NULL;
- struct rtw_adapter *padapter = pxmitpriv->adapter;
- struct sk_buff *pndis_pkt = NULL;
-
- if (pxmitframe == NULL) {
- RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_,
- "====== rtw_free_xmitframe23a():pxmitframe == NULL!!!!!!!!!!\n");
- goto exit;
- }
-
- if (pxmitframe->pkt) {
- pndis_pkt = pxmitframe->pkt;
- pxmitframe->pkt = NULL;
- }
-
- if (pxmitframe->ext_tag == 0)
- queue = &pxmitpriv->free_xmit_queue;
- else if (pxmitframe->ext_tag == 1)
- queue = &pxmitpriv->free_xframe_ext_queue;
-
- if (!queue)
- goto check_pkt_complete;
- spin_lock_bh(&queue->lock);
-
- list_del_init(&pxmitframe->list);
- list_add_tail(&pxmitframe->list, get_list_head(queue));
- if (pxmitframe->ext_tag == 0) {
- pxmitpriv->free_xmitframe_cnt++;
- RT_TRACE(_module_rtl871x_xmit_c_, _drv_debug_,
- "rtw_free_xmitframe23a():free_xmitframe_cnt =%d\n",
- pxmitpriv->free_xmitframe_cnt);
- } else if (pxmitframe->ext_tag == 1) {
- pxmitpriv->free_xframe_ext_cnt++;
- RT_TRACE(_module_rtl871x_xmit_c_, _drv_debug_,
- "rtw_free_xmitframe23a():free_xframe_ext_cnt =%d\n",
- pxmitpriv->free_xframe_ext_cnt);
- }
-
- spin_unlock_bh(&queue->lock);
-
-check_pkt_complete:
-
- if (pndis_pkt)
- rtw_os_pkt_complete23a(padapter, pndis_pkt);
-
-exit:
-
- return _SUCCESS;
-}
-
-void rtw_free_xmitframe_queue23a(struct xmit_priv *pxmitpriv,
- struct rtw_queue *pframequeue)
-{
- struct list_head *phead;
- struct xmit_frame *pxmitframe, *ptmp;
-
- spin_lock_bh(&pframequeue->lock);
- phead = get_list_head(pframequeue);
- list_for_each_entry_safe(pxmitframe, ptmp, phead, list)
- rtw_free_xmitframe23a(pxmitpriv, pxmitframe);
- spin_unlock_bh(&pframequeue->lock);
-
-}
-
-int rtw_xmitframe_enqueue23a(struct rtw_adapter *padapter,
- struct xmit_frame *pxmitframe)
-{
- if (rtw_xmit23a_classifier(padapter, pxmitframe) == _FAIL) {
- RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_,
- "rtw_xmitframe_enqueue23a: drop xmit pkt for classifier fail\n");
- return _FAIL;
- }
-
- return _SUCCESS;
-}
-
-static struct xmit_frame *
-dequeue_one_xmitframe(struct xmit_priv *pxmitpriv, struct hw_xmit *phwxmit,
- struct tx_servq *ptxservq, struct rtw_queue *pframe_queue)
-{
- struct list_head *phead;
- struct xmit_frame *pxmitframe = NULL;
-
- phead = get_list_head(pframe_queue);
-
- if (!list_empty(phead)) {
- pxmitframe = list_first_entry(phead, struct xmit_frame, list);
- list_del_init(&pxmitframe->list);
- ptxservq->qcnt--;
- }
- return pxmitframe;
-}
-
-struct xmit_frame *
-rtw_dequeue_xframe23a(struct xmit_priv *pxmitpriv, struct hw_xmit *phwxmit_i,
- int entry)
-{
- struct list_head *sta_phead;
- struct hw_xmit *phwxmit;
- struct tx_servq *ptxservq = NULL, *ptmp;
- struct rtw_queue *pframe_queue = NULL;
- struct xmit_frame *pxmitframe = NULL;
- struct rtw_adapter *padapter = pxmitpriv->adapter;
- struct registry_priv *pregpriv = &padapter->registrypriv;
- int i, inx[4];
-
- inx[0] = 0;
- inx[1] = 1;
- inx[2] = 2;
- inx[3] = 3;
- if (pregpriv->wifi_spec == 1) {
- int j;
-
- for (j = 0; j < 4; j++)
- inx[j] = pxmitpriv->wmm_para_seq[j];
- }
-
- spin_lock_bh(&pxmitpriv->lock);
-
- for (i = 0; i < entry; i++) {
- phwxmit = phwxmit_i + inx[i];
-
- sta_phead = get_list_head(phwxmit->sta_queue);
- list_for_each_entry_safe(ptxservq, ptmp, sta_phead,
- 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. */
- /* must be done after get_next and
- before break */
- if (list_empty(&pframe_queue->queue))
- list_del_init(&ptxservq->tx_pending);
- goto exit;
- }
- }
- }
-exit:
- spin_unlock_bh(&pxmitpriv->lock);
- return pxmitframe;
-}
-
-struct tx_servq *rtw_get_sta_pending23a(struct rtw_adapter *padapter, struct sta_info *psta, int up, u8 *ac)
-{
- struct tx_servq *ptxservq = NULL;
-
- 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_pending23a : 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_pending23a : 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_pending23a : 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_pending23a : BE\n");
- break;
- }
- return ptxservq;
-}
-
-/*
- * Will enqueue pxmitframe to the proper queue,
- * and indicate it to xx_pending list.....
- */
-int rtw_xmit23a_classifier(struct rtw_adapter *padapter,
- struct xmit_frame *pxmitframe)
-{
- 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;
- u8 ac_index;
- int res = _SUCCESS;
-
- if (pattrib->psta) {
- psta = pattrib->psta;
- } else {
- DBG_8723A("%s, call rtw_get_stainfo23a()\n", __func__);
- psta = rtw_get_stainfo23a(pstapriv, pattrib->ra);
- }
- if (psta == NULL) {
- res = _FAIL;
- DBG_8723A("rtw_xmit23a_classifier: psta == NULL\n");
- RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_,
- "rtw_xmit23a_classifier: psta == NULL\n");
- goto exit;
- }
- if (!(psta->state & _FW_LINKED)) {
- DBG_8723A("%s, psta->state(0x%x) != _FW_LINKED\n", __func__,
- psta->state);
- return _FAIL;
- }
- ptxservq = rtw_get_sta_pending23a(padapter, psta, pattrib->priority,
- (u8 *)(&ac_index));
-
- if (list_empty(&ptxservq->tx_pending)) {
- list_add_tail(&ptxservq->tx_pending,
- get_list_head(phwxmits[ac_index].sta_queue));
- }
-
- list_add_tail(&pxmitframe->list, get_list_head(&ptxservq->sta_pending));
- ptxservq->qcnt++;
- phwxmits[ac_index].accnt++;
-exit:
- return res;
-}
-
-void rtw_alloc_hwxmits23a(struct rtw_adapter *padapter)
-{
- struct hw_xmit *hwxmits;
- struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
- int size;
-
- pxmitpriv->hwxmit_entry = HWXMIT_ENTRY;
-
- size = sizeof(struct hw_xmit) * (pxmitpriv->hwxmit_entry + 1);
- pxmitpriv->hwxmits = kzalloc(size, GFP_KERNEL);
-
- 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_hwxmits23a(struct rtw_adapter *padapter)
-{
- struct hw_xmit *hwxmits;
- struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
-
- hwxmits = pxmitpriv->hwxmits;
- kfree(hwxmits);
-}
-
-void rtw_init_hwxmits23a(struct hw_xmit *phwxmit, int entry)
-{
- int i;
-
- for (i = 0; i < entry; i++, phwxmit++)
- phwxmit->accnt = 0;
-}
-
-u32 rtw_get_ff_hwaddr23a(struct xmit_frame *pxmitframe)
-{
- u32 addr;
- struct pkt_attrib *pattrib = &pxmitframe->attrib;
-
- switch (pattrib->qsel) {
- case 0:
- case 3:
- addr = BE_QUEUE_INX;
- break;
- case 1:
- case 2:
- addr = BK_QUEUE_INX;
- break;
- case 4:
- case 5:
- addr = VI_QUEUE_INX;
- break;
- case 6:
- case 7:
- addr = VO_QUEUE_INX;
- break;
- case 0x10:
- addr = BCN_QUEUE_INX;
- break;
- case 0x11:/* BC/MC in PS (HIQ) */
- addr = HIGH_QUEUE_INX;
- break;
- case 0x12:
- default:
- addr = MGT_QUEUE_INX;
- break;
- }
-
- return addr;
-}
-
-/*
- * The main transmit(tx) entry
- *
- * Return
- * 1 enqueue
- * 0 success, hardware will handle this xmit frame(packet)
- * <0 fail
- */
-int rtw_xmit23a(struct rtw_adapter *padapter, struct sk_buff *skb)
-{
- struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
- struct xmit_frame *pxmitframe = NULL;
- int res;
-
- pxmitframe = rtw_alloc_xmitframe(pxmitpriv);
-
- if (pxmitframe == NULL) {
- RT_TRACE(_module_xmit_osdep_c_, _drv_err_,
- "rtw_xmit23a: no more pxmitframe\n");
- return -1;
- }
-
- res = update_attrib(padapter, skb, &pxmitframe->attrib);
-
- if (res == _FAIL) {
- RT_TRACE(_module_xmit_osdep_c_, _drv_err_,
- "rtw_xmit23a: update attrib fail\n");
- rtw_free_xmitframe23a(pxmitpriv, pxmitframe);
- return -1;
- }
- pxmitframe->pkt = skb;
-
- pxmitframe->attrib.qsel = pxmitframe->attrib.priority;
-
-#ifdef CONFIG_8723AU_AP_MODE
- spin_lock_bh(&pxmitpriv->lock);
- if (xmitframe_enqueue_for_sleeping_sta23a(padapter, pxmitframe)) {
- spin_unlock_bh(&pxmitpriv->lock);
- return 1;
- }
- spin_unlock_bh(&pxmitpriv->lock);
-#endif
-
- if (rtl8723au_hal_xmit(padapter, pxmitframe) == false)
- return 1;
-
- return 0;
-}
-
-#if defined(CONFIG_8723AU_AP_MODE)
-
-int xmitframe_enqueue_for_sleeping_sta23a(struct rtw_adapter *padapter, struct xmit_frame *pxmitframe)
-{
- int 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;
- int bmcst = is_multicast_ether_addr(pattrib->ra);
-
- if (!check_fwstate(pmlmepriv, WIFI_AP_STATE))
- return ret;
-
- if (pattrib->psta) {
- psta = pattrib->psta;
- } else {
- DBG_8723A("%s, call rtw_get_stainfo23a()\n", __func__);
- psta = rtw_get_stainfo23a(pstapriv, pattrib->ra);
- }
-
- if (psta == NULL) {
- DBG_8723A("%s, psta == NUL\n", __func__);
- return false;
- }
-
- if (!(psta->state & _FW_LINKED)) {
- DBG_8723A("%s, psta->state(0x%x) != _FW_LINKED\n", __func__,
- psta->state);
- return false;
- }
-
- if (pattrib->triggered == 1) {
- if (bmcst)
- pattrib->qsel = 0x11;/* HIQ */
- return ret;
- }
-
- if (bmcst) {
- spin_lock_bh(&psta->sleep_q.lock);
-
- if (pstapriv->sta_dz_bitmap) {
- /* if anyone sta is in ps mode */
- list_del_init(&pxmitframe->list);
-
- /* spin_lock_bh(&psta->sleep_q.lock); */
-
- list_add_tail(&pxmitframe->list, get_list_head(&psta->sleep_q));
-
- psta->sleepq_len++;
-
- pstapriv->tim_bitmap |= BIT(0);/* */
- pstapriv->sta_dz_bitmap |= BIT(0);
-
- /* DBG_8723A("enqueue, sq_len =%d, tim =%x\n", psta->sleepq_len, pstapriv->tim_bitmap); */
-
- /* tx bc/mc packets after update bcn */
- update_beacon23a(padapter, WLAN_EID_TIM, NULL, false);
-
- /* spin_unlock_bh(&psta->sleep_q.lock); */
-
- ret = true;
-
- }
-
- spin_unlock_bh(&psta->sleep_q.lock);
-
- return ret;
-
- }
-
- spin_lock_bh(&psta->sleep_q.lock);
-
- if (psta->state&WIFI_SLEEP_STATE) {
- u8 wmmps_ac = 0;
-
- if (pstapriv->sta_dz_bitmap & CHKBIT(psta->aid)) {
- list_del_init(&pxmitframe->list);
-
- /* spin_lock_bh(&psta->sleep_q.lock); */
-
- list_add_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 |= CHKBIT(psta->aid);
-
- if (psta->sleepq_len == 1) {
- /* update BCN for TIM IE */
- update_beacon23a(padapter, WLAN_EID_TIM,
- NULL, false);
- }
- }
-
- /* spin_unlock_bh(&psta->sleep_q.lock); */
-
- /* if (psta->sleepq_len > (NR_XMITFRAME>>3)) */
- /* */
- /* wakeup_sta_to_xmit23a(padapter, psta); */
- /* */
-
- ret = true;
-
- }
-
- }
-
- spin_unlock_bh(&psta->sleep_q.lock);
-
- return ret;
-}
-
-static void
-dequeue_xmitframes_to_sleeping_queue(struct rtw_adapter *padapter,
- struct sta_info *psta,
- struct rtw_queue *pframequeue)
-{
- int ret;
- struct list_head *phead;
- u8 ac_index;
- struct tx_servq *ptxservq;
- struct pkt_attrib *pattrib;
- struct xmit_frame *pxmitframe, *ptmp;
- struct hw_xmit *phwxmits = padapter->xmitpriv.hwxmits;
-
- phead = get_list_head(pframequeue);
- list_for_each_entry_safe(pxmitframe, ptmp, phead, list) {
- ret = xmitframe_enqueue_for_sleeping_sta23a(padapter, pxmitframe);
-
- if (ret == true) {
- pattrib = &pxmitframe->attrib;
-
- ptxservq = rtw_get_sta_pending23a(padapter, psta, pattrib->priority, (u8 *)(&ac_index));
-
- ptxservq->qcnt--;
- phwxmits[ac_index].accnt--;
- } else {
- /* DBG_8723A("xmitframe_enqueue_for_sleeping_sta23a return false\n"); */
- }
- }
-}
-
-void stop_sta_xmit23a(struct rtw_adapter *padapter, struct sta_info *psta)
-{
- 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_stainfo23a(padapter);
-
- spin_lock_bh(&pxmitpriv->lock);
-
- psta->state |= WIFI_SLEEP_STATE;
-
- pstapriv->sta_dz_bitmap |= CHKBIT(psta->aid);
-
- dequeue_xmitframes_to_sleeping_queue(padapter, psta, &pstaxmitpriv->vo_q.sta_pending);
- list_del_init(&pstaxmitpriv->vo_q.tx_pending);
-
- dequeue_xmitframes_to_sleeping_queue(padapter, psta, &pstaxmitpriv->vi_q.sta_pending);
- list_del_init(&pstaxmitpriv->vi_q.tx_pending);
-
- dequeue_xmitframes_to_sleeping_queue(padapter, psta,
- &pstaxmitpriv->be_q.sta_pending);
- list_del_init(&pstaxmitpriv->be_q.tx_pending);
-
- dequeue_xmitframes_to_sleeping_queue(padapter, psta,
- &pstaxmitpriv->bk_q.sta_pending);
- list_del_init(&pstaxmitpriv->bk_q.tx_pending);
-
- /* for BC/MC Frames */
- pstaxmitpriv = &psta_bmc->sta_xmitpriv;
- dequeue_xmitframes_to_sleeping_queue(padapter, psta_bmc,
- &pstaxmitpriv->be_q.sta_pending);
- list_del_init(&pstaxmitpriv->be_q.tx_pending);
-
- spin_unlock_bh(&pxmitpriv->lock);
-}
-
-void wakeup_sta_to_xmit23a(struct rtw_adapter *padapter, struct sta_info *psta)
-{
- u8 update_mask = 0, wmmps_ac = 0;
- struct sta_info *psta_bmc;
- struct list_head *phead;
- struct xmit_frame *pxmitframe = NULL, *ptmp;
- struct sta_priv *pstapriv = &padapter->stapriv;
- struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
-
- spin_lock_bh(&pxmitpriv->lock);
- phead = get_list_head(&psta->sleep_q);
- list_for_each_entry_safe(pxmitframe, ptmp, phead, list) {
- list_del_init(&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;
- rtl8723au_hal_xmitframe_enqueue(padapter, pxmitframe);
- }
-
- if (psta->sleepq_len == 0) {
- pstapriv->tim_bitmap &= ~CHKBIT(psta->aid);
-
- /* update BCN for TIM IE */
- update_mask = BIT(0);
-
- if (psta->state&WIFI_SLEEP_STATE)
- psta->state ^= WIFI_SLEEP_STATE;
-
- if (psta->state & WIFI_STA_ALIVE_CHK_STATE) {
- psta->expire_to = pstapriv->expire_to;
- psta->state ^= WIFI_STA_ALIVE_CHK_STATE;
- }
-
- pstapriv->sta_dz_bitmap &= ~CHKBIT(psta->aid);
- }
- /* spin_unlock_bh(&psta->sleep_q.lock); */
- spin_unlock_bh(&pxmitpriv->lock);
-
- /* for BC/MC Frames */
- psta_bmc = rtw_get_bcmc_stainfo23a(padapter);
- if (!psta_bmc)
- return;
-
- if ((pstapriv->sta_dz_bitmap&0xfffe) == 0x0) {
- /* no any sta in ps mode */
- spin_lock_bh(&pxmitpriv->lock);
- phead = get_list_head(&psta_bmc->sleep_q);
- list_for_each_entry_safe(pxmitframe, ptmp, phead, list) {
- list_del_init(&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;
- rtl8723au_hal_xmitframe_enqueue(padapter, pxmitframe);
- }
- if (psta_bmc->sleepq_len == 0) {
- pstapriv->tim_bitmap &= ~BIT(0);
- pstapriv->sta_dz_bitmap &= ~BIT(0);
-
- /* update BCN for TIM IE */
- /* update_BCNTIM(padapter); */
- update_mask |= BIT(1);
- }
- /* spin_unlock_bh(&psta_bmc->sleep_q.lock); */
- spin_unlock_bh(&pxmitpriv->lock);
- }
-
- if (update_mask)
- update_beacon23a(padapter, WLAN_EID_TIM, NULL, false);
-}
-
-void xmit_delivery_enabled_frames23a(struct rtw_adapter *padapter,
- struct sta_info *psta)
-{
- u8 wmmps_ac = 0;
- struct list_head *phead;
- struct xmit_frame *pxmitframe, *ptmp;
- struct sta_priv *pstapriv = &padapter->stapriv;
- struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
-
- /* spin_lock_bh(&psta->sleep_q.lock); */
- spin_lock_bh(&pxmitpriv->lock);
- phead = get_list_head(&psta->sleep_q);
- list_for_each_entry_safe(pxmitframe, ptmp, phead, 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;
- }
-
- if (!wmmps_ac)
- continue;
-
- list_del_init(&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;
-
- rtl8723au_hal_xmitframe_enqueue(padapter, pxmitframe);
-
- if ((psta->sleepq_ac_len == 0) && (!psta->has_legacy_ac) &&
- (wmmps_ac)) {
- pstapriv->tim_bitmap &= ~CHKBIT(psta->aid);
-
- /* update BCN for TIM IE */
- update_beacon23a(padapter, WLAN_EID_TIM, NULL, false);
- }
- }
- spin_unlock_bh(&pxmitpriv->lock);
-}
-
-#endif
-
-void rtw_sctx_init23a(struct submit_ctx *sctx, int timeout_ms)
-{
- sctx->timeout_ms = timeout_ms;
- init_completion(&sctx->done);
- sctx->status = RTW_SCTX_SUBMITTED;
-}
-
-int rtw_sctx_wait23a(struct submit_ctx *sctx)
-{
- int ret = _FAIL;
- unsigned long expire;
- int status = 0;
-
- expire = sctx->timeout_ms ? msecs_to_jiffies(sctx->timeout_ms) :
- MAX_SCHEDULE_TIMEOUT;
- if (!wait_for_completion_timeout(&sctx->done, expire)) {
- /* timeout, do something?? */
- status = RTW_SCTX_DONE_TIMEOUT;
- DBG_8723A("%s timeout\n", __func__);
- } else {
- status = sctx->status;
- }
-
- if (status == RTW_SCTX_DONE_SUCCESS)
- ret = _SUCCESS;
-
- return ret;
-}
-
-static bool rtw_sctx_chk_waring_status(int status)
-{
- switch (status) {
- case RTW_SCTX_DONE_UNKNOWN:
- case RTW_SCTX_DONE_BUF_ALLOC:
- case RTW_SCTX_DONE_BUF_FREE:
- case RTW_SCTX_DONE_DRV_STOP:
- case RTW_SCTX_DONE_DEV_REMOVE:
- return true;
- default:
- return false;
- }
-}
-
-void rtw23a_sctx_done_err(struct submit_ctx **sctx, int status)
-{
- if (*sctx) {
- if (rtw_sctx_chk_waring_status(status))
- DBG_8723A("%s status:%d\n", __func__, status);
- (*sctx)->status = status;
- complete(&(*sctx)->done);
- *sctx = NULL;
- }
-}
-
-int rtw_ack_tx_wait23a(struct xmit_priv *pxmitpriv, u32 timeout_ms)
-{
- struct submit_ctx *pack_tx_ops = &pxmitpriv->ack_tx_ops;
-
- pack_tx_ops->timeout_ms = timeout_ms;
- pack_tx_ops->status = RTW_SCTX_SUBMITTED;
-
- return rtw_sctx_wait23a(pack_tx_ops);
-}
-
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