diff options
Diffstat (limited to 'drivers/net/wireless/sd8797/mlan/mlan_uap_txrx.c')
| -rw-r--r-- | drivers/net/wireless/sd8797/mlan/mlan_uap_txrx.c | 556 |
1 files changed, 556 insertions, 0 deletions
diff --git a/drivers/net/wireless/sd8797/mlan/mlan_uap_txrx.c b/drivers/net/wireless/sd8797/mlan/mlan_uap_txrx.c new file mode 100644 index 000000000000..590def325f27 --- /dev/null +++ b/drivers/net/wireless/sd8797/mlan/mlan_uap_txrx.c @@ -0,0 +1,556 @@ +/** @file mlan_uap_txrx.c + * + * @brief This file contains AP mode transmit and receive functions + * + * Copyright (C) 2009-2011, Marvell International Ltd. + * + * This software file (the "File") is distributed by Marvell International + * Ltd. under the terms of the GNU General Public License Version 2, June 1991 + * (the "License"). You may use, redistribute and/or modify this File in + * accordance with the terms and conditions of the License, a copy of which + * is available by writing to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the + * worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt. + * + * THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE + * IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE + * ARE EXPRESSLY DISCLAIMED. The License provides additional details about + * this warranty disclaimer. + */ + +/******************************************************** +Change log: + 02/05/2009: initial version +********************************************************/ + +#include "mlan.h" +#include "mlan_util.h" +#include "mlan_fw.h" +#ifdef STA_SUPPORT +#include "mlan_join.h" +#endif +#include "mlan_main.h" +#include "mlan_uap.h" +#include "mlan_sdio.h" +#include "mlan_wmm.h" +#include "mlan_11n_aggr.h" +#include "mlan_11n_rxreorder.h" + +/******************************************************** + Local Functions +********************************************************/ + +/** + * @brief This function processes received packet and forwards it + * to kernel/upper layer + * + * @param pmadapter A pointer to mlan_adapter + * @param pmbuf A pointer to mlan_buffer which includes the received packet + * + * @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE + */ +static mlan_status +wlan_upload_uap_rx_packet(pmlan_adapter pmadapter, pmlan_buffer pmbuf) +{ + mlan_status ret = MLAN_STATUS_SUCCESS; + UapRxPD *prx_pd; + ENTER(); + prx_pd = (UapRxPD *) (pmbuf->pbuf + pmbuf->data_offset); + + /* Chop off RxPD */ + pmbuf->data_len -= prx_pd->rx_pkt_offset; + pmbuf->data_offset += prx_pd->rx_pkt_offset; + pmbuf->pparent = MNULL; + + DBG_HEXDUMP(MDAT_D, "uAP RxPD", (t_u8 *) prx_pd, + MIN(sizeof(UapRxPD), MAX_DATA_DUMP_LEN)); + DBG_HEXDUMP(MDAT_D, "uAP Rx Payload", + ((t_u8 *) prx_pd + prx_pd->rx_pkt_offset), + MIN(prx_pd->rx_pkt_length, MAX_DATA_DUMP_LEN)); + + pmadapter->callbacks.moal_get_system_time(pmadapter->pmoal_handle, + &pmbuf->out_ts_sec, + &pmbuf->out_ts_usec); + PRINTM(MDATA, "%lu.%06lu : Data => kernel seq_num=%d tid=%d\n", + pmbuf->out_ts_sec, pmbuf->out_ts_usec, prx_pd->seq_num, + prx_pd->priority); + ret = pmadapter->callbacks.moal_recv_packet(pmadapter->pmoal_handle, pmbuf); + if (ret == MLAN_STATUS_FAILURE) { + PRINTM(MERROR, "uAP Rx Error: moal_recv_packet returned error\n"); + pmbuf->status_code = MLAN_ERROR_PKT_INVALID; + } + + if (ret != MLAN_STATUS_PENDING) { + wlan_free_mlan_buffer(pmadapter, pmbuf); + } + LEAVE(); + + return ret; + +} + +/** + * @brief This function will check if unicast packet need be dropped + * + * @param priv A pointer to mlan_private + * @param mac mac address to find in station list table + * + * @return MLAN_STATUS_FAILURE -- drop packet, otherwise forward to network stack + */ +static mlan_status +wlan_check_unicast_packet(mlan_private * priv, t_u8 * mac) +{ + int j; + sta_node *sta_ptr = MNULL; + pmlan_adapter pmadapter = priv->adapter; + pmlan_private pmpriv = MNULL; + t_u8 pkt_type = 0; + mlan_status ret = MLAN_STATUS_SUCCESS; + ENTER(); + for (j = 0; j < MLAN_MAX_BSS_NUM; ++j) { + if ((pmpriv = pmadapter->priv[j])) { + if (GET_BSS_ROLE(pmpriv) == MLAN_BSS_ROLE_STA) + continue; + sta_ptr = wlan_get_station_entry(pmpriv, mac); + if (sta_ptr) { + if (pmpriv == priv) + pkt_type = PKT_INTRA_UCAST; + else + pkt_type = PKT_INTER_UCAST; + break; + } + } + } + if ((pkt_type == PKT_INTRA_UCAST) && (priv->pkt_fwd & PKT_FWD_INTRA_UCAST)) { + PRINTM(MDATA, "Drop INTRA_UCAST packet\n"); + ret = MLAN_STATUS_FAILURE; + } else if ((pkt_type == PKT_INTER_UCAST) && + (priv->pkt_fwd & PKT_FWD_INTER_UCAST)) { + PRINTM(MDATA, "Drop INTER_UCAST packet\n"); + ret = MLAN_STATUS_FAILURE; + } + LEAVE(); + return ret; +} + +/******************************************************** + Global Functions +********************************************************/ +/** + * @brief This function fill the txpd for tx packet + * + * @param priv A pointer to mlan_private structure + * @param pmbuf A pointer to the mlan_buffer for process + * + * @return headptr or MNULL + */ +t_void * +wlan_ops_uap_process_txpd(IN t_void * priv, IN pmlan_buffer pmbuf) +{ + pmlan_private pmpriv = (pmlan_private) priv; + UapTxPD *plocal_tx_pd; + t_u8 *head_ptr = MNULL; + t_u32 pkt_type; + t_u32 tx_control; + ENTER(); + + if (!pmbuf->data_len) { + PRINTM(MERROR, "uAP Tx Error: Invalid packet length: %d\n", + pmbuf->data_len); + pmbuf->status_code = MLAN_ERROR_PKT_SIZE_INVALID; + goto done; + } + if (pmbuf->buf_type == MLAN_BUF_TYPE_RAW_DATA) { + memcpy(pmpriv->adapter, &pkt_type, pmbuf->pbuf + pmbuf->data_offset, + sizeof(pkt_type)); + memcpy(pmpriv->adapter, &tx_control, + pmbuf->pbuf + pmbuf->data_offset + sizeof(pkt_type), + sizeof(tx_control)); + pmbuf->data_offset += sizeof(pkt_type) + sizeof(tx_control); + pmbuf->data_len -= sizeof(pkt_type) + sizeof(tx_control); + } + if (pmbuf->data_offset < (sizeof(UapTxPD) + INTF_HEADER_LEN + + DMA_ALIGNMENT)) { + PRINTM(MERROR, "not enough space for UapTxPD: len=%d, offset=%d\n", + pmbuf->data_len, pmbuf->data_offset); + DBG_HEXDUMP(MDAT_D, "drop pkt", pmbuf->pbuf + pmbuf->data_offset, + pmbuf->data_len); + pmbuf->status_code = MLAN_ERROR_PKT_SIZE_INVALID; + goto done; + } + + /* head_ptr should be aligned */ + head_ptr = + pmbuf->pbuf + pmbuf->data_offset - sizeof(UapTxPD) - INTF_HEADER_LEN; + head_ptr = (t_u8 *) ((t_ptr) head_ptr & ~((t_ptr) (DMA_ALIGNMENT - 1))); + + plocal_tx_pd = (UapTxPD *) (head_ptr + INTF_HEADER_LEN); + memset(pmpriv->adapter, plocal_tx_pd, 0, sizeof(UapTxPD)); + + /* Set the BSS number to TxPD */ + plocal_tx_pd->bss_num = GET_BSS_NUM(pmpriv); + plocal_tx_pd->bss_type = pmpriv->bss_type; + + plocal_tx_pd->tx_pkt_length = (t_u16) pmbuf->data_len; + + plocal_tx_pd->priority = (t_u8) pmbuf->priority; + plocal_tx_pd->pkt_delay_2ms = + wlan_wmm_compute_driver_packet_delay(pmpriv, pmbuf); + + if (plocal_tx_pd->priority < NELEMENTS(pmpriv->wmm.user_pri_pkt_tx_ctrl)) + /* + * Set the priority specific tx_control field, setting of 0 will + * cause the default value to be used later in this function + */ + plocal_tx_pd->tx_control + = pmpriv->wmm.user_pri_pkt_tx_ctrl[plocal_tx_pd->priority]; + + /* Offset of actual data */ + plocal_tx_pd->tx_pkt_offset = + (t_u16) ((t_ptr) pmbuf->pbuf + pmbuf->data_offset - + (t_ptr) plocal_tx_pd); + + if (pmbuf->buf_type == MLAN_BUF_TYPE_RAW_DATA) { + plocal_tx_pd->tx_pkt_type = (t_u16) pkt_type; + plocal_tx_pd->tx_control = tx_control; + } + uap_endian_convert_TxPD(plocal_tx_pd); + + /* Adjust the data offset and length to include TxPD in pmbuf */ + pmbuf->data_len += pmbuf->data_offset; + pmbuf->data_offset = (t_u32) ((t_ptr) head_ptr - (t_ptr) pmbuf->pbuf); + pmbuf->data_len -= pmbuf->data_offset; + + done: + LEAVE(); + return head_ptr; +} + +/** + * @brief This function processes received packet and forwards it + * to kernel/upper layer + * + * @param adapter A pointer to mlan_adapter + * @param pmbuf A pointer to mlan_buffer which includes the received packet + * + * @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE + */ +mlan_status +wlan_ops_uap_process_rx_packet(IN t_void * adapter, IN pmlan_buffer pmbuf) +{ + pmlan_adapter pmadapter = (pmlan_adapter) adapter; + mlan_status ret = MLAN_STATUS_SUCCESS; + UapRxPD *prx_pd; + wlan_mgmt_pkt *puap_pkt_hdr = MNULL; + + RxPacketHdr_t *prx_pkt; + pmlan_private priv = pmadapter->priv[pmbuf->bss_index]; + t_u8 ta[MLAN_MAC_ADDR_LENGTH]; + t_u16 rx_pkt_type = 0; + sta_node *sta_ptr = MNULL; + + ENTER(); + + prx_pd = (UapRxPD *) (pmbuf->pbuf + pmbuf->data_offset); + /* Endian conversion */ + uap_endian_convert_RxPD(prx_pd); + rx_pkt_type = prx_pd->rx_pkt_type; + prx_pkt = (RxPacketHdr_t *) ((t_u8 *) prx_pd + prx_pd->rx_pkt_offset); + + PRINTM(MINFO, "RX Data: data_len - prx_pd->rx_pkt_offset = %d - %d = %d\n", + pmbuf->data_len, prx_pd->rx_pkt_offset, + pmbuf->data_len - prx_pd->rx_pkt_offset); + + if ((prx_pd->rx_pkt_offset + prx_pd->rx_pkt_length) > + (t_u16) pmbuf->data_len) { + PRINTM(MERROR, + "Wrong rx packet: len=%d,rx_pkt_offset=%d," + " rx_pkt_length=%d\n", pmbuf->data_len, prx_pd->rx_pkt_offset, + prx_pd->rx_pkt_length); + pmbuf->status_code = MLAN_ERROR_PKT_SIZE_INVALID; + ret = MLAN_STATUS_FAILURE; + wlan_free_mlan_buffer(pmadapter, pmbuf); + goto done; + } + pmbuf->data_len = prx_pd->rx_pkt_offset + prx_pd->rx_pkt_length; + + if (pmadapter->priv[pmbuf->bss_index]->mgmt_frame_passthru_mask && + prx_pd->rx_pkt_type == PKT_TYPE_MGMT_FRAME) { + /* Check if this is mgmt packet and needs to forwarded to app as an + event */ + puap_pkt_hdr = + (wlan_mgmt_pkt *) ((t_u8 *) prx_pd + prx_pd->rx_pkt_offset); + puap_pkt_hdr->frm_len = wlan_le16_to_cpu(puap_pkt_hdr->frm_len); + if ((puap_pkt_hdr->wlan_header. + frm_ctl & IEEE80211_FC_MGMT_FRAME_TYPE_MASK) == 0) + wlan_process_802dot11_mgmt_pkt(pmadapter->priv[pmbuf->bss_index], + (t_u8 *) & puap_pkt_hdr->wlan_header, + puap_pkt_hdr->frm_len + + sizeof(wlan_mgmt_pkt) - + sizeof(puap_pkt_hdr->frm_len)); + wlan_free_mlan_buffer(pmadapter, pmbuf); + goto done; + } + + pmbuf->priority = prx_pd->priority; + memcpy(pmadapter, ta, prx_pkt->eth803_hdr.src_addr, MLAN_MAC_ADDR_LENGTH); + if ((rx_pkt_type != PKT_TYPE_BAR) && (prx_pd->priority < MAX_NUM_TID)) { + if ((sta_ptr = wlan_get_station_entry(priv, ta))) + sta_ptr->rx_seq[prx_pd->priority] = prx_pd->seq_num; + } + /* check if UAP enable 11n */ + if (!priv->is_11n_enabled || + (!wlan_11n_get_rxreorder_tbl + ((mlan_private *) priv, prx_pd->priority, ta) + && (prx_pd->rx_pkt_type != PKT_TYPE_AMSDU) + )) { + if (priv->pkt_fwd) + wlan_process_uap_rx_packet(priv, pmbuf); + else + wlan_upload_uap_rx_packet(pmadapter, pmbuf); + goto done; + } + /* Reorder and send to OS */ + if ((ret = mlan_11n_rxreorder_pkt(priv, prx_pd->seq_num, + prx_pd->priority, ta, + (t_u8) prx_pd->rx_pkt_type, + (void *) pmbuf)) + || (rx_pkt_type == PKT_TYPE_BAR)) { + wlan_free_mlan_buffer(pmadapter, pmbuf); + } + done: + if (priv->is_11n_enabled && + (pmadapter->pending_bridge_pkts >= RX_MED_THRESHOLD)) + wlan_send_delba_to_all_in_reorder_tbl(priv); + LEAVE(); + return ret; +} + +/** + * @brief This function processes received packet and forwards it + * to kernel/upper layer or send back to firmware + * + * @param priv A pointer to mlan_private + * @param pmbuf A pointer to mlan_buffer which includes the received packet + * + * @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE + */ +mlan_status +wlan_uap_recv_packet(IN mlan_private * priv, IN pmlan_buffer pmbuf) +{ + pmlan_adapter pmadapter = priv->adapter; + mlan_status ret = MLAN_STATUS_SUCCESS; + RxPacketHdr_t *prx_pkt; + pmlan_buffer newbuf = MNULL; + + ENTER(); + + prx_pkt = (RxPacketHdr_t *) ((t_u8 *) pmbuf->pbuf + pmbuf->data_offset); + + DBG_HEXDUMP(MDAT_D, "uap_recv_packet", pmbuf->pbuf + pmbuf->data_offset, + MIN(pmbuf->data_len, MAX_DATA_DUMP_LEN)); + + PRINTM(MDATA, "AMSDU dest %02x:%02x:%02x:%02x:%02x:%02x\n", + prx_pkt->eth803_hdr.dest_addr[0], prx_pkt->eth803_hdr.dest_addr[1], + prx_pkt->eth803_hdr.dest_addr[2], prx_pkt->eth803_hdr.dest_addr[3], + prx_pkt->eth803_hdr.dest_addr[4], prx_pkt->eth803_hdr.dest_addr[5]); + + /* don't do packet forwarding in disconnected state */ + if ((priv->media_connected == MFALSE) || + (pmbuf->data_len > MV_ETH_FRAME_LEN)) + goto upload; + + if (prx_pkt->eth803_hdr.dest_addr[0] & 0x01) { + if (!(priv->pkt_fwd & PKT_FWD_INTRA_BCAST)) { + /* Multicast pkt */ + if ((newbuf = + wlan_alloc_mlan_buffer(pmadapter, MLAN_TX_DATA_BUF_SIZE_2K, 0, + MTRUE))) { + newbuf->bss_index = pmbuf->bss_index; + newbuf->buf_type = pmbuf->buf_type; + newbuf->priority = pmbuf->priority; + newbuf->in_ts_sec = pmbuf->in_ts_sec; + newbuf->in_ts_usec = pmbuf->in_ts_usec; + newbuf->data_offset = + (sizeof(UapTxPD) + INTF_HEADER_LEN + DMA_ALIGNMENT); + pmadapter->pending_bridge_pkts++; + newbuf->flags |= MLAN_BUF_FLAG_BRIDGE_BUF; + + /* copy the data */ + memcpy(pmadapter, (t_u8 *) newbuf->pbuf + newbuf->data_offset, + pmbuf->pbuf + pmbuf->data_offset, pmbuf->data_len); + newbuf->data_len = pmbuf->data_len; + wlan_wmm_add_buf_txqueue(pmadapter, newbuf); + if (pmadapter->pending_bridge_pkts > RX_HIGH_THRESHOLD) + wlan_drop_tx_pkts(priv); + } + } + } else { + if ((!(priv->pkt_fwd & PKT_FWD_INTRA_UCAST)) && + (wlan_get_station_entry(priv, prx_pkt->eth803_hdr.dest_addr))) { + /* Intra BSS packet */ + if ((newbuf = + wlan_alloc_mlan_buffer(pmadapter, MLAN_TX_DATA_BUF_SIZE_2K, 0, + MTRUE))) { + newbuf->bss_index = pmbuf->bss_index; + newbuf->buf_type = pmbuf->buf_type; + newbuf->priority = pmbuf->priority; + newbuf->in_ts_sec = pmbuf->in_ts_sec; + newbuf->in_ts_usec = pmbuf->in_ts_usec; + newbuf->data_offset = + (sizeof(UapTxPD) + INTF_HEADER_LEN + DMA_ALIGNMENT); + pmadapter->pending_bridge_pkts++; + newbuf->flags |= MLAN_BUF_FLAG_BRIDGE_BUF; + + /* copy the data */ + memcpy(pmadapter, (t_u8 *) newbuf->pbuf + newbuf->data_offset, + pmbuf->pbuf + pmbuf->data_offset, pmbuf->data_len); + newbuf->data_len = pmbuf->data_len; + wlan_wmm_add_buf_txqueue(pmadapter, newbuf); + if (pmadapter->pending_bridge_pkts > RX_HIGH_THRESHOLD) + wlan_drop_tx_pkts(priv); + } + goto done; + } else if (MLAN_STATUS_FAILURE == + wlan_check_unicast_packet(priv, + prx_pkt->eth803_hdr.dest_addr)) { + /* drop packet */ + PRINTM(MDATA, "Drop AMSDU dest %02x:%02x:%02x:%02x:%02x:%02x\n", + prx_pkt->eth803_hdr.dest_addr[0], + prx_pkt->eth803_hdr.dest_addr[1], + prx_pkt->eth803_hdr.dest_addr[2], + prx_pkt->eth803_hdr.dest_addr[3], + prx_pkt->eth803_hdr.dest_addr[4], + prx_pkt->eth803_hdr.dest_addr[5]); + goto done; + } + } + upload: + /** send packet to moal */ + ret = pmadapter->callbacks.moal_recv_packet(pmadapter->pmoal_handle, pmbuf); + done: + LEAVE(); + return ret; +} + +/** + * @brief This function processes received packet and forwards it + * to kernel/upper layer or send back to firmware + * + * @param priv A pointer to mlan_private + * @param pmbuf A pointer to mlan_buffer which includes the received packet + * + * @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE + */ +mlan_status +wlan_process_uap_rx_packet(IN mlan_private * priv, IN pmlan_buffer pmbuf) +{ + pmlan_adapter pmadapter = priv->adapter; + mlan_status ret = MLAN_STATUS_SUCCESS; + UapRxPD *prx_pd; + RxPacketHdr_t *prx_pkt; + pmlan_buffer newbuf = MNULL; + + ENTER(); + + prx_pd = (UapRxPD *) (pmbuf->pbuf + pmbuf->data_offset); + prx_pkt = (RxPacketHdr_t *) ((t_u8 *) prx_pd + prx_pd->rx_pkt_offset); + + DBG_HEXDUMP(MDAT_D, "uAP RxPD", prx_pd, + MIN(sizeof(UapRxPD), MAX_DATA_DUMP_LEN)); + DBG_HEXDUMP(MDAT_D, "uAP Rx Payload", + ((t_u8 *) prx_pd + prx_pd->rx_pkt_offset), + MIN(prx_pd->rx_pkt_length, MAX_DATA_DUMP_LEN)); + + PRINTM(MINFO, "RX Data: data_len - prx_pd->rx_pkt_offset = %d - %d = %d\n", + pmbuf->data_len, prx_pd->rx_pkt_offset, + pmbuf->data_len - prx_pd->rx_pkt_offset); + PRINTM(MDATA, "Rx dest %02x:%02x:%02x:%02x:%02x:%02x\n", + prx_pkt->eth803_hdr.dest_addr[0], prx_pkt->eth803_hdr.dest_addr[1], + prx_pkt->eth803_hdr.dest_addr[2], prx_pkt->eth803_hdr.dest_addr[3], + prx_pkt->eth803_hdr.dest_addr[4], prx_pkt->eth803_hdr.dest_addr[5]); + + /* don't do packet forwarding in disconnected state */ + /* don't do packet forwarding when packet > 1514 */ + if ((priv->media_connected == MFALSE) || + ((pmbuf->data_len - prx_pd->rx_pkt_offset) > MV_ETH_FRAME_LEN)) + goto upload; + + if (prx_pkt->eth803_hdr.dest_addr[0] & 0x01) { + if (!(priv->pkt_fwd & PKT_FWD_INTRA_BCAST)) { + /* Multicast pkt */ + if ((newbuf = + wlan_alloc_mlan_buffer(pmadapter, MLAN_TX_DATA_BUF_SIZE_2K, 0, + MTRUE))) { + newbuf->bss_index = pmbuf->bss_index; + newbuf->buf_type = pmbuf->buf_type; + newbuf->priority = pmbuf->priority; + newbuf->in_ts_sec = pmbuf->in_ts_sec; + newbuf->in_ts_usec = pmbuf->in_ts_usec; + newbuf->data_offset = + (sizeof(UapTxPD) + INTF_HEADER_LEN + DMA_ALIGNMENT); + pmadapter->pending_bridge_pkts++; + newbuf->flags |= MLAN_BUF_FLAG_BRIDGE_BUF; + + /* copy the data, skip rxpd */ + memcpy(pmadapter, (t_u8 *) newbuf->pbuf + newbuf->data_offset, + pmbuf->pbuf + pmbuf->data_offset + prx_pd->rx_pkt_offset, + pmbuf->data_len - prx_pd->rx_pkt_offset); + newbuf->data_len = pmbuf->data_len - prx_pd->rx_pkt_offset; + wlan_wmm_add_buf_txqueue(pmadapter, newbuf); + if (pmadapter->pending_bridge_pkts > RX_HIGH_THRESHOLD) + wlan_drop_tx_pkts(priv); + } + } + } else { + if ((!(priv->pkt_fwd & PKT_FWD_INTRA_UCAST)) && + (wlan_get_station_entry(priv, prx_pkt->eth803_hdr.dest_addr))) { + /* Forwarding Intra-BSS packet */ + pmbuf->data_len -= prx_pd->rx_pkt_offset; + pmbuf->data_offset += prx_pd->rx_pkt_offset; + pmbuf->flags |= MLAN_BUF_FLAG_BRIDGE_BUF; + pmadapter->pending_bridge_pkts++; + wlan_wmm_add_buf_txqueue(pmadapter, pmbuf); + if (pmadapter->pending_bridge_pkts > RX_HIGH_THRESHOLD) + wlan_drop_tx_pkts(priv); + goto done; + } else if (MLAN_STATUS_FAILURE == + wlan_check_unicast_packet(priv, + prx_pkt->eth803_hdr.dest_addr)) { + PRINTM(MDATA, "Drop Pkts: Rx dest %02x:%02x:%02x:%02x:%02x:%02x\n", + prx_pkt->eth803_hdr.dest_addr[0], + prx_pkt->eth803_hdr.dest_addr[1], + prx_pkt->eth803_hdr.dest_addr[2], + prx_pkt->eth803_hdr.dest_addr[3], + prx_pkt->eth803_hdr.dest_addr[4], + prx_pkt->eth803_hdr.dest_addr[5]); + pmbuf->status_code = MLAN_ERROR_PKT_INVALID; + wlan_free_mlan_buffer(pmadapter, pmbuf); + goto done; + } + } + upload: + /* Chop off RxPD */ + pmbuf->data_len -= prx_pd->rx_pkt_offset; + pmbuf->data_offset += prx_pd->rx_pkt_offset; + pmbuf->pparent = MNULL; + + pmadapter->callbacks.moal_get_system_time(pmadapter->pmoal_handle, + &pmbuf->out_ts_sec, + &pmbuf->out_ts_usec); + PRINTM(MDATA, "%lu.%06lu : Data => kernel seq_num=%d tid=%d\n", + pmbuf->out_ts_sec, pmbuf->out_ts_usec, prx_pd->seq_num, + prx_pd->priority); + ret = pmadapter->callbacks.moal_recv_packet(pmadapter->pmoal_handle, pmbuf); + if (ret == MLAN_STATUS_FAILURE) { + PRINTM(MERROR, "uAP Rx Error: moal_recv_packet returned error\n"); + pmbuf->status_code = MLAN_ERROR_PKT_INVALID; + } + + if (ret != MLAN_STATUS_PENDING) { + wlan_free_mlan_buffer(pmadapter, pmbuf); + } + done: + LEAVE(); + return ret; +} |