static bool carl9170_ampdu_check(struct ar9170 *ar, u8 *buf, u8 ms)
{
__le16 fc;
if ((ms & AR9170_RX_STATUS_MPDU) == AR9170_RX_STATUS_MPDU_SINGLE) {
/*
* This frame is not part of an aMPDU.
* Therefore it is not subjected to any
* of the following content restrictions.
*/
return true;
}
/*
* "802.11n - 7.4a.3 A-MPDU contents" describes in which contexts
* certain frame types can be part of an aMPDU.
*
* In order to keep the processing cost down, I opted for a
* stateless filter solely based on the frame control field.
*/
fc = ((struct ieee80211_hdr *)buf)->frame_control;
if (ieee80211_is_data_qos(fc) && ieee80211_is_data_present(fc))
return true;
if (ieee80211_is_ack(fc) || ieee80211_is_back(fc) ||
ieee80211_is_back_req(fc))
return true;
if (ieee80211_is_action(fc))
return true;
return false;
}
bool rtl_action_proc(struct ieee80211_hw *hw, struct sk_buff *skb, u8 is_tx)
{
struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)(skb->data);
struct rtl_priv *rtlpriv = rtl_priv(hw);
u16 fc = le16_to_cpu(hdr->frame_control);
u8 *act = (u8 *) (((u8 *) skb->data + MAC80211_3ADDR_LEN));
u8 category;
if (!ieee80211_is_action(fc))
return true;
category = *act;
act++;
switch (category) {
case ACT_CAT_BA:
switch (*act) {
case ACT_ADDBAREQ:
if (mac->act_scanning)
return false;
RT_TRACE(rtlpriv, (COMP_SEND | COMP_RECV), DBG_DMESG,
("%s ACT_ADDBAREQ From :" MAC_FMT "\n",
is_tx ? "Tx" : "Rx", MAC_ARG(hdr->addr2)));
break;
case ACT_ADDBARSP:
RT_TRACE(rtlpriv, (COMP_SEND | COMP_RECV), DBG_DMESG,
("%s ACT_ADDBARSP From :" MAC_FMT "\n",
is_tx ? "Tx" : "Rx", MAC_ARG(hdr->addr2)));
break;
case ACT_DELBA:
RT_TRACE(rtlpriv, (COMP_SEND | COMP_RECV), DBG_DMESG,
("ACT_ADDBADEL From :" MAC_FMT "\n",
MAC_ARG(hdr->addr2)));
break;
}
break;
default:
break;
}
return true;
}
int ath10k_htt_tx(struct ath10k_htt *htt, enum ath10k_hw_txrx_mode txmode,
struct sk_buff *msdu)
{
struct ath10k *ar = htt->ar;
struct device *dev = ar->dev;
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)msdu->data;
struct ieee80211_tx_info *info = IEEE80211_SKB_CB(msdu);
struct ath10k_skb_cb *skb_cb = ATH10K_SKB_CB(msdu);
struct ath10k_hif_sg_item sg_items[2];
struct ath10k_htt_txbuf *txbuf;
struct htt_data_tx_desc_frag *frags;
bool is_eth = (txmode == ATH10K_HW_TXRX_ETHERNET);
u8 vdev_id = ath10k_htt_tx_get_vdev_id(ar, msdu);
u8 tid = ath10k_htt_tx_get_tid(msdu, is_eth);
int prefetch_len;
int res;
u8 flags0 = 0;
u16 msdu_id, flags1 = 0;
u16 freq = 0;
int skb_len;
u32 frags_paddr = 0;
u32 txbuf_paddr;
struct htt_msdu_ext_desc *ext_desc = NULL;
spin_lock_bh(&htt->tx_lock);
res = ath10k_htt_tx_alloc_msdu_id(htt, msdu);
spin_unlock_bh(&htt->tx_lock);
if (res < 0)
goto err;
msdu_id = res;
prefetch_len = min(htt->prefetch_len, msdu->len);
prefetch_len = roundup(prefetch_len, 4);
txbuf = &htt->txbuf.vaddr[msdu_id];
txbuf_paddr = htt->txbuf.paddr +
(sizeof(struct ath10k_htt_txbuf) * msdu_id);
if ((ieee80211_is_action(hdr->frame_control) ||
ieee80211_is_deauth(hdr->frame_control) ||
ieee80211_is_disassoc(hdr->frame_control)) &&
ieee80211_has_protected(hdr->frame_control)) {
skb_put(msdu, IEEE80211_CCMP_MIC_LEN);
} else if (!(skb_cb->flags & ATH10K_SKB_F_NO_HWCRYPT) &&
txmode == ATH10K_HW_TXRX_RAW &&
ieee80211_has_protected(hdr->frame_control)) {
skb_put(msdu, IEEE80211_CCMP_MIC_LEN);
}
skb_cb->paddr = dma_map_single(dev, msdu->data, msdu->len,
DMA_TO_DEVICE);
res = dma_mapping_error(dev, skb_cb->paddr);
if (res) {
res = -EIO;
goto err_free_msdu_id;
}
if (unlikely(info->flags & IEEE80211_TX_CTL_TX_OFFCHAN))
freq = ar->scan.roc_freq;
switch (txmode) {
case ATH10K_HW_TXRX_RAW:
case ATH10K_HW_TXRX_NATIVE_WIFI:
flags0 |= HTT_DATA_TX_DESC_FLAGS0_MAC_HDR_PRESENT;
/* pass through */
case ATH10K_HW_TXRX_ETHERNET:
if (ar->hw_params.continuous_frag_desc) {
memset(&htt->frag_desc.vaddr[msdu_id], 0,
sizeof(struct htt_msdu_ext_desc));
frags = (struct htt_data_tx_desc_frag *)
&htt->frag_desc.vaddr[msdu_id].frags;
ext_desc = &htt->frag_desc.vaddr[msdu_id];
frags[0].tword_addr.paddr_lo =
__cpu_to_le32(skb_cb->paddr);
frags[0].tword_addr.paddr_hi = 0;
frags[0].tword_addr.len_16 = __cpu_to_le16(msdu->len);
frags_paddr = htt->frag_desc.paddr +
(sizeof(struct htt_msdu_ext_desc) * msdu_id);
} else {
frags = txbuf->frags;
frags[0].dword_addr.paddr =
__cpu_to_le32(skb_cb->paddr);
frags[0].dword_addr.len = __cpu_to_le32(msdu->len);
frags[1].dword_addr.paddr = 0;
frags[1].dword_addr.len = 0;
frags_paddr = txbuf_paddr;
}
flags0 |= SM(txmode, HTT_DATA_TX_DESC_FLAGS0_PKT_TYPE);
break;
case ATH10K_HW_TXRX_MGMT:
flags0 |= SM(ATH10K_HW_TXRX_MGMT,
HTT_DATA_TX_DESC_FLAGS0_PKT_TYPE);
flags0 |= HTT_DATA_TX_DESC_FLAGS0_MAC_HDR_PRESENT;
frags_paddr = skb_cb->paddr;
break;
}
/* Normally all commands go through HTC which manages tx credits for
* each endpoint and notifies when tx is completed.
*
* HTT endpoint is creditless so there's no need to care about HTC
* flags. In that case it is trivial to fill the HTC header here.
*
* MSDU transmission is considered completed upon HTT event. This
* implies no relevant resources can be freed until after the event is
* received. That's why HTC tx completion handler itself is ignored by
* setting NULL to transfer_context for all sg items.
*
* There is simply no point in pushing HTT TX_FRM through HTC tx path
* as it's a waste of resources. By bypassing HTC it is possible to
* avoid extra memory allocations, compress data structures and thus
* improve performance. */
txbuf->htc_hdr.eid = htt->eid;
txbuf->htc_hdr.len = __cpu_to_le16(sizeof(txbuf->cmd_hdr) +
sizeof(txbuf->cmd_tx) +
prefetch_len);
txbuf->htc_hdr.flags = 0;
if (skb_cb->flags & ATH10K_SKB_F_NO_HWCRYPT)
flags0 |= HTT_DATA_TX_DESC_FLAGS0_NO_ENCRYPT;
flags1 |= SM((u16)vdev_id, HTT_DATA_TX_DESC_FLAGS1_VDEV_ID);
flags1 |= SM((u16)tid, HTT_DATA_TX_DESC_FLAGS1_EXT_TID);
if (msdu->ip_summed == CHECKSUM_PARTIAL &&
!test_bit(ATH10K_FLAG_RAW_MODE, &ar->dev_flags)) {
flags1 |= HTT_DATA_TX_DESC_FLAGS1_CKSUM_L3_OFFLOAD;
flags1 |= HTT_DATA_TX_DESC_FLAGS1_CKSUM_L4_OFFLOAD;
if (ar->hw_params.continuous_frag_desc)
ext_desc->flags |= HTT_MSDU_CHECKSUM_ENABLE;
}
/* Prevent firmware from sending up tx inspection requests. There's
* nothing ath10k can do with frames requested for inspection so force
* it to simply rely a regular tx completion with discard status.
*/
flags1 |= HTT_DATA_TX_DESC_FLAGS1_POSTPONED;
txbuf->cmd_hdr.msg_type = HTT_H2T_MSG_TYPE_TX_FRM;
txbuf->cmd_tx.flags0 = flags0;
txbuf->cmd_tx.flags1 = __cpu_to_le16(flags1);
txbuf->cmd_tx.len = __cpu_to_le16(msdu->len);
txbuf->cmd_tx.id = __cpu_to_le16(msdu_id);
txbuf->cmd_tx.frags_paddr = __cpu_to_le32(frags_paddr);
if (ath10k_mac_tx_frm_has_freq(ar)) {
txbuf->cmd_tx.offchan_tx.peerid =
__cpu_to_le16(HTT_INVALID_PEERID);
txbuf->cmd_tx.offchan_tx.freq =
__cpu_to_le16(freq);
} else {
txbuf->cmd_tx.peerid =
__cpu_to_le32(HTT_INVALID_PEERID);
}
skb_len = msdu->len;
trace_ath10k_htt_tx(ar, msdu_id, msdu->len, vdev_id, tid);
ath10k_dbg(ar, ATH10K_DBG_HTT,
"htt tx flags0 %hhu flags1 %hu len %d id %hu frags_paddr %08x, msdu_paddr %08x vdev %hhu tid %hhu freq %hu\n",
flags0, flags1, skb_len, msdu_id, frags_paddr,
(u32)skb_cb->paddr, vdev_id, tid, freq);
ath10k_dbg_dump(ar, ATH10K_DBG_HTT_DUMP, NULL, "htt tx msdu: ",
msdu->data, skb_len);
trace_ath10k_tx_hdr(ar, msdu->data, msdu->len);
trace_ath10k_tx_payload(ar, msdu->data, msdu->len);
sg_items[0].transfer_id = 0;
sg_items[0].transfer_context = NULL;
sg_items[0].vaddr = &txbuf->htc_hdr;
sg_items[0].paddr = txbuf_paddr +
sizeof(txbuf->frags);
sg_items[0].len = sizeof(txbuf->htc_hdr) +
sizeof(txbuf->cmd_hdr) +
sizeof(txbuf->cmd_tx);
sg_items[1].transfer_id = 0;
sg_items[1].transfer_context = NULL;
sg_items[1].vaddr = msdu->data;
sg_items[1].paddr = skb_cb->paddr;
sg_items[1].len = prefetch_len;
res = ath10k_hif_tx_sg(htt->ar,
htt->ar->htc.endpoint[htt->eid].ul_pipe_id,
sg_items, ARRAY_SIZE(sg_items));
if (res)
goto err_unmap_msdu;
#ifdef CONFIG_ATH10K_DEBUGFS
ar->debug.tx_bytes += skb_len;
#endif
return 0;
err_unmap_msdu:
dma_unmap_single(dev, skb_cb->paddr, msdu->len, DMA_TO_DEVICE);
err_free_msdu_id:
ath10k_htt_tx_free_msdu_id(htt, msdu_id);
err:
return res;
}
int ath10k_htt_mgmt_tx(struct ath10k_htt *htt, struct sk_buff *msdu)
{
struct ath10k *ar = htt->ar;
struct device *dev = ar->dev;
struct sk_buff *txdesc = NULL;
struct htt_cmd *cmd;
struct ath10k_skb_cb *skb_cb = ATH10K_SKB_CB(msdu);
u8 vdev_id = ath10k_htt_tx_get_vdev_id(ar, msdu);
int len = 0;
int msdu_id = -1;
int res;
int skb_len;
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)msdu->data;
len += sizeof(cmd->hdr);
len += sizeof(cmd->mgmt_tx);
spin_lock_bh(&htt->tx_lock);
res = ath10k_htt_tx_alloc_msdu_id(htt, msdu);
spin_unlock_bh(&htt->tx_lock);
if (res < 0)
goto err;
msdu_id = res;
if ((ieee80211_is_action(hdr->frame_control) ||
ieee80211_is_deauth(hdr->frame_control) ||
ieee80211_is_disassoc(hdr->frame_control)) &&
ieee80211_has_protected(hdr->frame_control)) {
skb_put(msdu, IEEE80211_CCMP_MIC_LEN);
}
txdesc = ath10k_htc_alloc_skb(ar, len);
if (!txdesc) {
res = -ENOMEM;
goto err_free_msdu_id;
}
skb_len = msdu->len;
skb_cb->paddr = dma_map_single(dev, msdu->data, skb_len,
DMA_TO_DEVICE);
res = dma_mapping_error(dev, skb_cb->paddr);
if (res) {
res = -EIO;
goto err_free_txdesc;
}
skb_put(txdesc, len);
cmd = (struct htt_cmd *)txdesc->data;
memset(cmd, 0, len);
cmd->hdr.msg_type = HTT_H2T_MSG_TYPE_MGMT_TX;
cmd->mgmt_tx.msdu_paddr = __cpu_to_le32(ATH10K_SKB_CB(msdu)->paddr);
cmd->mgmt_tx.len = __cpu_to_le32(skb_len);
cmd->mgmt_tx.desc_id = __cpu_to_le32(msdu_id);
cmd->mgmt_tx.vdev_id = __cpu_to_le32(vdev_id);
memcpy(cmd->mgmt_tx.hdr, msdu->data,
min_t(int, skb_len, HTT_MGMT_FRM_HDR_DOWNLOAD_LEN));
res = ath10k_htc_send(&htt->ar->htc, htt->eid, txdesc);
if (res)
goto err_unmap_msdu;
#ifdef CONFIG_ATH10K_DEBUGFS
ar->debug.tx_bytes += skb_len;
#endif
return 0;
err_unmap_msdu:
dma_unmap_single(dev, skb_cb->paddr, msdu->len, DMA_TO_DEVICE);
err_free_txdesc:
dev_kfree_skb_any(txdesc);
err_free_msdu_id:
spin_lock_bh(&htt->tx_lock);
ath10k_htt_tx_free_msdu_id(htt, msdu_id);
spin_unlock_bh(&htt->tx_lock);
err:
return res;
}
int ath10k_htt_tx(struct ath10k_htt *htt, struct sk_buff *msdu)
{
struct ath10k *ar = htt->ar;
struct device *dev = ar->dev;
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)msdu->data;
struct ath10k_skb_cb *skb_cb = ATH10K_SKB_CB(msdu);
struct ath10k_hif_sg_item sg_items[2];
struct htt_data_tx_desc_frag *frags;
u8 vdev_id = skb_cb->vdev_id;
u8 tid = skb_cb->htt.tid;
int prefetch_len;
int res;
u8 flags0 = 0;
u16 msdu_id, flags1 = 0;
dma_addr_t paddr = 0;
u32 frags_paddr = 0;
res = ath10k_htt_tx_inc_pending(htt);
if (res)
goto err;
spin_lock_bh(&htt->tx_lock);
res = ath10k_htt_tx_alloc_msdu_id(htt, msdu);
if (res < 0) {
spin_unlock_bh(&htt->tx_lock);
goto err_tx_dec;
}
msdu_id = res;
spin_unlock_bh(&htt->tx_lock);
prefetch_len = min(htt->prefetch_len, msdu->len);
prefetch_len = roundup(prefetch_len, 4);
skb_cb->htt.txbuf = dma_pool_alloc(htt->tx_pool, GFP_ATOMIC,
&paddr);
if (!skb_cb->htt.txbuf) {
res = -ENOMEM;
goto err_free_msdu_id;
}
skb_cb->htt.txbuf_paddr = paddr;
if ((ieee80211_is_action(hdr->frame_control) ||
ieee80211_is_deauth(hdr->frame_control) ||
ieee80211_is_disassoc(hdr->frame_control)) &&
ieee80211_has_protected(hdr->frame_control))
skb_put(msdu, IEEE80211_CCMP_MIC_LEN);
skb_cb->paddr = dma_map_single(dev, msdu->data, msdu->len,
DMA_TO_DEVICE);
res = dma_mapping_error(dev, skb_cb->paddr);
if (res)
goto err_free_txbuf;
switch (skb_cb->txmode) {
case ATH10K_HW_TXRX_RAW:
case ATH10K_HW_TXRX_NATIVE_WIFI:
flags0 |= HTT_DATA_TX_DESC_FLAGS0_MAC_HDR_PRESENT;
/* pass through */
case ATH10K_HW_TXRX_ETHERNET:
frags = skb_cb->htt.txbuf->frags;
frags[0].paddr = __cpu_to_le32(skb_cb->paddr);
frags[0].len = __cpu_to_le32(msdu->len);
frags[1].paddr = 0;
frags[1].len = 0;
flags0 |= SM(skb_cb->txmode, HTT_DATA_TX_DESC_FLAGS0_PKT_TYPE);
frags_paddr = skb_cb->htt.txbuf_paddr;
break;
case ATH10K_HW_TXRX_MGMT:
flags0 |= SM(ATH10K_HW_TXRX_MGMT,
HTT_DATA_TX_DESC_FLAGS0_PKT_TYPE);
flags0 |= HTT_DATA_TX_DESC_FLAGS0_MAC_HDR_PRESENT;
frags_paddr = skb_cb->paddr;
break;
}
/* Normally all commands go through HTC which manages tx credits for
* each endpoint and notifies when tx is completed.
*
* HTT endpoint is creditless so there's no need to care about HTC
* flags. In that case it is trivial to fill the HTC header here.
*
* MSDU transmission is considered completed upon HTT event. This
* implies no relevant resources can be freed until after the event is
* received. That's why HTC tx completion handler itself is ignored by
* setting NULL to transfer_context for all sg items.
*
* There is simply no point in pushing HTT TX_FRM through HTC tx path
* as it's a waste of resources. By bypassing HTC it is possible to
* avoid extra memory allocations, compress data structures and thus
* improve performance. */
skb_cb->htt.txbuf->htc_hdr.eid = htt->eid;
skb_cb->htt.txbuf->htc_hdr.len = __cpu_to_le16(
sizeof(skb_cb->htt.txbuf->cmd_hdr) +
sizeof(skb_cb->htt.txbuf->cmd_tx) +
prefetch_len);
skb_cb->htt.txbuf->htc_hdr.flags = 0;
if (!skb_cb->is_protected)
flags0 |= HTT_DATA_TX_DESC_FLAGS0_NO_ENCRYPT;
flags1 |= SM((u16)vdev_id, HTT_DATA_TX_DESC_FLAGS1_VDEV_ID);
flags1 |= SM((u16)tid, HTT_DATA_TX_DESC_FLAGS1_EXT_TID);
if (msdu->ip_summed == CHECKSUM_PARTIAL) {
flags1 |= HTT_DATA_TX_DESC_FLAGS1_CKSUM_L3_OFFLOAD;
flags1 |= HTT_DATA_TX_DESC_FLAGS1_CKSUM_L4_OFFLOAD;
}
/* Prevent firmware from sending up tx inspection requests. There's
* nothing ath10k can do with frames requested for inspection so force
* it to simply rely a regular tx completion with discard status.
*/
flags1 |= HTT_DATA_TX_DESC_FLAGS1_POSTPONED;
skb_cb->htt.txbuf->cmd_hdr.msg_type = HTT_H2T_MSG_TYPE_TX_FRM;
skb_cb->htt.txbuf->cmd_tx.flags0 = flags0;
skb_cb->htt.txbuf->cmd_tx.flags1 = __cpu_to_le16(flags1);
skb_cb->htt.txbuf->cmd_tx.len = __cpu_to_le16(msdu->len);
skb_cb->htt.txbuf->cmd_tx.id = __cpu_to_le16(msdu_id);
skb_cb->htt.txbuf->cmd_tx.frags_paddr = __cpu_to_le32(frags_paddr);
skb_cb->htt.txbuf->cmd_tx.peerid = __cpu_to_le16(HTT_INVALID_PEERID);
skb_cb->htt.txbuf->cmd_tx.freq = __cpu_to_le16(skb_cb->htt.freq);
trace_ath10k_htt_tx(ar, msdu_id, msdu->len, vdev_id, tid);
ath10k_dbg(ar, ATH10K_DBG_HTT,
"htt tx flags0 %hhu flags1 %hu len %d id %hu frags_paddr %08x, msdu_paddr %08x vdev %hhu tid %hhu freq %hu\n",
flags0, flags1, msdu->len, msdu_id, frags_paddr,
(u32)skb_cb->paddr, vdev_id, tid, skb_cb->htt.freq);
ath10k_dbg_dump(ar, ATH10K_DBG_HTT_DUMP, NULL, "htt tx msdu: ",
msdu->data, msdu->len);
trace_ath10k_tx_hdr(ar, msdu->data, msdu->len);
trace_ath10k_tx_payload(ar, msdu->data, msdu->len);
sg_items[0].transfer_id = 0;
sg_items[0].transfer_context = NULL;
sg_items[0].vaddr = &skb_cb->htt.txbuf->htc_hdr;
sg_items[0].paddr = skb_cb->htt.txbuf_paddr +
sizeof(skb_cb->htt.txbuf->frags);
sg_items[0].len = sizeof(skb_cb->htt.txbuf->htc_hdr) +
sizeof(skb_cb->htt.txbuf->cmd_hdr) +
sizeof(skb_cb->htt.txbuf->cmd_tx);
sg_items[1].transfer_id = 0;
sg_items[1].transfer_context = NULL;
sg_items[1].vaddr = msdu->data;
sg_items[1].paddr = skb_cb->paddr;
sg_items[1].len = prefetch_len;
res = ath10k_hif_tx_sg(htt->ar,
htt->ar->htc.endpoint[htt->eid].ul_pipe_id,
sg_items, ARRAY_SIZE(sg_items));
if (res)
goto err_unmap_msdu;
return 0;
err_unmap_msdu:
dma_unmap_single(dev, skb_cb->paddr, msdu->len, DMA_TO_DEVICE);
err_free_txbuf:
dma_pool_free(htt->tx_pool,
skb_cb->htt.txbuf,
skb_cb->htt.txbuf_paddr);
err_free_msdu_id:
spin_lock_bh(&htt->tx_lock);
ath10k_htt_tx_free_msdu_id(htt, msdu_id);
spin_unlock_bh(&htt->tx_lock);
err_tx_dec:
ath10k_htt_tx_dec_pending(htt);
err:
return res;
}
BOOLEAN CFG80211_CheckActionFrameType(
IN RTMP_ADAPTER *pAd,
IN PUCHAR preStr,
IN PUCHAR pData,
IN UINT32 length)
{
BOOLEAN isP2pFrame = FALSE;
struct ieee80211_mgmt *mgmt;
mgmt = (struct ieee80211_mgmt *)pData;
if (ieee80211_is_mgmt(mgmt->frame_control))
{
if (ieee80211_is_probe_resp(mgmt->frame_control))
{
DBGPRINT(RT_DEBUG_INFO, ("CFG80211_PKT: %s ProbeRsp Frame %d\n", preStr, pAd->LatchRfRegs.Channel));
if (!mgmt->u.probe_resp.timestamp)
{
struct timeval tv;
do_gettimeofday(&tv);
mgmt->u.probe_resp.timestamp = ((UINT64) tv.tv_sec * 1000000) + tv.tv_usec;
}
}
else if (ieee80211_is_disassoc(mgmt->frame_control))
{
DBGPRINT(RT_DEBUG_ERROR, ("CFG80211_PKT: %s DISASSOC Frame\n", preStr));
}
else if (ieee80211_is_deauth(mgmt->frame_control))
{
DBGPRINT(RT_DEBUG_ERROR, ("CFG80211_PKT: %s Deauth Frame\n", preStr, pAd->LatchRfRegs.Channel));
}
else if (ieee80211_is_action(mgmt->frame_control))
{
PP2P_PUBLIC_FRAME pFrame = (PP2P_PUBLIC_FRAME)pData;
if ((pFrame->p80211Header.FC.SubType == SUBTYPE_ACTION) &&
(pFrame->Category == CATEGORY_PUBLIC) &&
(pFrame->Action == ACTION_WIFI_DIRECT))
{
isP2pFrame = TRUE;
switch (pFrame->Subtype)
{
case GO_NEGOCIATION_REQ:
DBGPRINT(RT_DEBUG_ERROR, ("CFG80211_PKT: %s GO_NEGOCIACTION_REQ %d\n",
preStr, pAd->LatchRfRegs.Channel));
break;
case GO_NEGOCIATION_RSP:
DBGPRINT(RT_DEBUG_ERROR, ("CFG80211_PKT: %s GO_NEGOCIACTION_RSP %d\n",
preStr, pAd->LatchRfRegs.Channel));
break;
case GO_NEGOCIATION_CONFIRM:
DBGPRINT(RT_DEBUG_ERROR, ("CFG80211_PKT: %s GO_NEGOCIACTION_CONFIRM %d\n",
preStr, pAd->LatchRfRegs.Channel));
break;
case P2P_PROVISION_REQ:
DBGPRINT(RT_DEBUG_ERROR, ("CFG80211_PKT: %s P2P_PROVISION_REQ %d\n",
preStr, pAd->LatchRfRegs.Channel));
break;
case P2P_PROVISION_RSP:
DBGPRINT(RT_DEBUG_ERROR, ("CFG80211_PKT: %s P2P_PROVISION_RSP %d\n",
preStr, pAd->LatchRfRegs.Channel));
break;
case P2P_INVITE_REQ:
DBGPRINT(RT_DEBUG_ERROR, ("CFG80211_PKT: %s P2P_INVITE_REQ %d\n",
preStr, pAd->LatchRfRegs.Channel));
break;
case P2P_INVITE_RSP:
DBGPRINT(RT_DEBUG_ERROR, ("CFG80211_PKT: %s P2P_INVITE_RSP %d\n",
preStr, pAd->LatchRfRegs.Channel));
break;
case P2P_DEV_DIS_REQ:
DBGPRINT(RT_DEBUG_ERROR, ("CFG80211_PKT: %s P2P_DEV_DIS_REQ %d\n",
preStr, pAd->LatchRfRegs.Channel));
break;
case P2P_DEV_DIS_RSP:
DBGPRINT(RT_DEBUG_ERROR, ("CFG80211_PKT: %s P2P_DEV_DIS_RSP %d\n",
preStr, pAd->LatchRfRegs.Channel));
break;
}
}
else if ((pFrame->p80211Header.FC.SubType == SUBTYPE_ACTION) &&
(pFrame->Category == CATEGORY_PUBLIC) &&
((pFrame->Action == ACTION_GAS_INITIAL_REQ) ||
(pFrame->Action == ACTION_GAS_INITIAL_RSP) ||
(pFrame->Action == ACTION_GAS_COMEBACK_REQ ) ||
(pFrame->Action == ACTION_GAS_COMEBACK_RSP)))
{
isP2pFrame = TRUE;
}
else if ((pFrame->Category == CATEGORY_VENDOR_SPECIFIC_WFD) &&
RTMPEqualMemory(&pFrame->Octet[1], CFG_P2POUIBYTE, 4))
{
isP2pFrame = TRUE;
switch (pFrame->Subtype)
{
case P2PACT_NOA:
DBGPRINT(RT_DEBUG_ERROR, ("CFG80211_PKT: %s P2PACT_NOA %d\n",
preStr, pAd->LatchRfRegs.Channel));
break;
case P2PACT_PERSENCE_REQ:
DBGPRINT(RT_DEBUG_ERROR, ("CFG80211_PKT: %s P2PACT_PERSENCE_REQ %d\n",
preStr, pAd->LatchRfRegs.Channel));
break;
case P2PACT_PERSENCE_RSP:
DBGPRINT(RT_DEBUG_ERROR, ("CFG80211_PKT: %s P2PACT_PERSENCE_RSP %d\n",
preStr, pAd->LatchRfRegs.Channel));
break;
case P2PACT_GO_DISCOVER_REQ:
DBGPRINT(RT_DEBUG_ERROR, ("CFG80211_PKT: %s P2PACT_GO_DISCOVER_REQ %d\n",
preStr, pAd->LatchRfRegs.Channel));
break;
}
}
else
{
DBGPRINT(RT_DEBUG_INFO, ("CFG80211_PKT: %s ACTION Frame with Channel%d\n", preStr, pAd->LatchRfRegs.Channel));
}
}
else
{
DBGPRINT(RT_DEBUG_ERROR, ("CFG80211_PKT: %s UNKOWN MGMT FRAME TYPE\n", preStr));
}
}
else
{
DBGPRINT(RT_DEBUG_ERROR, ("CFG80211_PKT: %s UNKOWN FRAME TYPE\n", preStr));
}
return isP2pFrame;
}
void pcie_tx_xmit_ndp(struct ieee80211_hw *hw,
struct ieee80211_tx_control *control,
struct sk_buff *skb)
{
struct mwl_priv *priv = hw->priv;
struct pcie_priv *pcie_priv = priv->hif.priv;
struct ieee80211_tx_info *tx_info;
struct ieee80211_key_conf *k_conf;
struct mwl_vif *mwl_vif;
int index;
struct ieee80211_sta *sta;
struct mwl_sta *sta_info;
struct ieee80211_hdr *wh;
u8 *da;
u16 qos;
u8 tid = 0;
struct mwl_ampdu_stream *stream = NULL;
u16 tx_que_priority;
bool mgmtframe = false;
struct ieee80211_mgmt *mgmt;
bool eapol_frame = false;
bool start_ba_session = false;
struct pcie_tx_ctrl_ndp *tx_ctrl;
tx_info = IEEE80211_SKB_CB(skb);
k_conf = tx_info->control.hw_key;
mwl_vif = mwl_dev_get_vif(tx_info->control.vif);
index = skb_get_queue_mapping(skb);
sta = control->sta;
sta_info = sta ? mwl_dev_get_sta(sta) : NULL;
wh = (struct ieee80211_hdr *)skb->data;
if (ieee80211_is_data_qos(wh->frame_control))
qos = le16_to_cpu(*((__le16 *)ieee80211_get_qos_ctl(wh)));
else
qos = 0xFFFF;
if (skb->protocol == cpu_to_be16(ETH_P_PAE)) {
index = IEEE80211_AC_VO;
eapol_frame = true;
}
if (ieee80211_is_mgmt(wh->frame_control)) {
mgmtframe = true;
mgmt = (struct ieee80211_mgmt *)skb->data;
}
if (mgmtframe) {
u16 capab;
if (unlikely(ieee80211_is_action(wh->frame_control) &&
mgmt->u.action.category == WLAN_CATEGORY_BACK &&
mgmt->u.action.u.addba_req.action_code ==
WLAN_ACTION_ADDBA_REQ)) {
capab = le16_to_cpu(mgmt->u.action.u.addba_req.capab);
tid = (capab & IEEE80211_ADDBA_PARAM_TID_MASK) >> 2;
index = utils_tid_to_ac(tid);
}
if (unlikely(ieee80211_is_assoc_req(wh->frame_control)))
utils_add_basic_rates(hw->conf.chandef.chan->band, skb);
if (ieee80211_is_probe_req(wh->frame_control) ||
ieee80211_is_probe_resp(wh->frame_control))
tx_que_priority = PROBE_RESPONSE_TXQNUM;
else {
if ((
(mwl_vif->macid == SYSADPT_NUM_OF_AP) &&
(!ieee80211_has_protected(wh->frame_control) ||
(ieee80211_has_protected(wh->frame_control) &&
ieee80211_is_auth(wh->frame_control)))
) ||
!sta ||
ieee80211_is_auth(wh->frame_control) ||
ieee80211_is_assoc_req(wh->frame_control) ||
ieee80211_is_assoc_resp(wh->frame_control))
tx_que_priority = MGMT_TXQNUM;
else {
if (is_multicast_ether_addr(wh->addr1) &&
(mwl_vif->macid != SYSADPT_NUM_OF_AP))
tx_que_priority = mwl_vif->macid *
SYSADPT_MAX_TID;
else
tx_que_priority = SYSADPT_MAX_TID *
(sta_info->stnid +
QUEUE_STAOFFSET) + 6;
}
}
if (ieee80211_is_assoc_resp(wh->frame_control) ||
ieee80211_is_reassoc_resp(wh->frame_control)) {
struct sk_buff *ack_skb;
struct ieee80211_tx_info *ack_info;
ack_skb = skb_copy(skb, GFP_ATOMIC);
ack_info = IEEE80211_SKB_CB(ack_skb);
pcie_tx_prepare_info(priv, 0, ack_info);
ieee80211_tx_status(hw, ack_skb);
}
pcie_tx_encapsulate_frame(priv, skb, k_conf, NULL);
} else {
