diff options
Diffstat (limited to 'drivers/staging/rtl8192su/r819xU_cmdpkt.c')
| -rw-r--r-- | drivers/staging/rtl8192su/r819xU_cmdpkt.c | 512 |
1 files changed, 0 insertions, 512 deletions
diff --git a/drivers/staging/rtl8192su/r819xU_cmdpkt.c b/drivers/staging/rtl8192su/r819xU_cmdpkt.c deleted file mode 100644 index 7ab9e22..0000000 --- a/drivers/staging/rtl8192su/r819xU_cmdpkt.c +++ /dev/null @@ -1,512 +0,0 @@ -/****************************************************************************** - * Copyright(c) 2008 - 2010 Realtek Corporation. All rights reserved. - * Linux device driver for RTL8192U - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along with - * this program; if not, write to the Free Software Foundation, Inc., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA - * - * The full GNU General Public License is included in this distribution in the - * file called LICENSE. - * - * Contact Information: - * wlanfae <wlanfae@realtek.com> -******************************************************************************/ -#include "r8192U.h" -#include "r819xU_cmdpkt.h" - -bool SendTxCommandPacket(struct net_device *dev, void *pData, u32 DataLen) -{ - bool rtStatus = true; - struct r8192_priv *priv = ieee80211_priv(dev); - struct sk_buff *skb; - cb_desc *tcb_desc; - unsigned char *ptr_buf; - - /* - * Get TCB and local buffer from common pool. - * (It is shared by CmdQ, MgntQ, and USB coalesce DataQ) - */ - skb = dev_alloc_skb(USB_HWDESC_HEADER_LEN + DataLen + 4); - if (!skb) - return false; - memcpy((unsigned char *)(skb->cb), &dev, sizeof(dev)); - tcb_desc = (cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE); - tcb_desc->queue_index = TXCMD_QUEUE; - tcb_desc->bCmdOrInit = DESC_PACKET_TYPE_NORMAL; - tcb_desc->bLastIniPkt = 0; - skb_reserve(skb, USB_HWDESC_HEADER_LEN); - ptr_buf = skb_put(skb, DataLen); - memcpy(ptr_buf, pData, DataLen); - tcb_desc->txbuf_size = (u16)DataLen; - - if (!priv->ieee80211->check_nic_enough_desc(dev, tcb_desc->queue_index) || - (!skb_queue_empty(&priv->ieee80211->skb_waitQ[tcb_desc->queue_index])) || - (priv->ieee80211->queue_stop)) { - RT_TRACE(COMP_FIRMWARE, "NULL packet => tx full\n"); - skb_queue_tail(&priv->ieee80211->skb_waitQ[tcb_desc->queue_index], skb); - } else { - priv->ieee80211->softmac_hard_start_xmit(skb, dev); - } - - return rtStatus; -} - -/* - * Function: cmpk_message_handle_tx() - * - * Overview: Driver internal module can call the API to send message to - * firmware side. For example, you can send a debug command packet. - * Or you can send a request for FW to modify RLX4181 LBUS HW bank. - * Otherwise, you can change MAC/PHT/RF register by firmware at - * run time. We do not support message more than one segment now. - * - * Input: NONE - * - * Output: NONE - * - * Return: NONE - */ - extern bool cmpk_message_handle_tx( - struct net_device *dev, - u8 *codevirtualaddress, - u32 packettype, - u32 buffer_len) -{ - bool rt_status = true; - return rt_status; -} - -/* - * Function: cmpk_counttxstatistic() - */ -static void -cmpk_count_txstatistic(struct net_device *dev, cmpk_txfb_t *pstx_fb) -{ - struct r8192_priv *priv = ieee80211_priv(dev); -#ifdef ENABLE_PS - RT_RF_POWER_STATE rtState; - - pAdapter->HalFunc.GetHwRegHandler(pAdapter, - HW_VAR_RF_STATE, - (pu1Byte)(&rtState)); - - /* - * When RF is off, we should not count the packet for hw/sw synchronize - * reason, ie. there may be a duration while sw switch is changed and hw - * switch is being changed. - */ - if (rtState == eRfOff) - return; -#endif - -#ifdef TODO - if (pAdapter->bInHctTest) - return; -#endif - /* - * We can not know the packet length and transmit type: - * broadcast or uni or multicast. - * So the relative statistics must be collected in tx feedback info - */ - if (pstx_fb->tok) { - priv->stats.txfeedbackok++; - priv->stats.txoktotal++; - priv->stats.txokbytestotal += pstx_fb->pkt_length; - priv->stats.txokinperiod++; - /* We can not make sure broadcast/multicast or unicast mode. */ - if (pstx_fb->pkt_type == PACKET_MULTICAST) { - priv->stats.txmulticast++; - priv->stats.txbytesmulticast += pstx_fb->pkt_length; - } else if (pstx_fb->pkt_type == PACKET_BROADCAST) { - priv->stats.txbroadcast++; - priv->stats.txbytesbroadcast += pstx_fb->pkt_length; - } else { - priv->stats.txunicast++; - priv->stats.txbytesunicast += pstx_fb->pkt_length; - } - } else { - priv->stats.txfeedbackfail++; - priv->stats.txerrtotal++; - priv->stats.txerrbytestotal += pstx_fb->pkt_length; - /* We can not make sure broadcast/multicast or unicast mode. */ - if (pstx_fb->pkt_type == PACKET_MULTICAST) - priv->stats.txerrmulticast++; - else if (pstx_fb->pkt_type == PACKET_BROADCAST) - priv->stats.txerrbroadcast++; - else - priv->stats.txerrunicast++; - } - priv->stats.txretrycount += pstx_fb->retry_cnt; - priv->stats.txfeedbackretry += pstx_fb->retry_cnt; -} - -/* - * Function: cmpk_handle_tx_feedback() - * - * Overview: The function is responsible for extract the message inside TX - * feedbck message from firmware. It will contain dedicated info in - * ws-06-0063-rtl8190-command-packet-specification. Please - * refer to chapter "TX Feedback Element". We have to read 20 bytes - * in the command packet. - * - * Input: struct net_device * dev - * u8 *pmsg - Msg Ptr of the command packet. - * - * Output: NONE - * - * Return: NONE - */ -static void cmpk_handle_tx_feedback(struct net_device *dev, u8 *pmsg) -{ - struct r8192_priv *priv = ieee80211_priv(dev); - cmpk_txfb_t rx_tx_fb; - - priv->stats.txfeedback++; - - /* 1. Extract TX feedback info from RFD to temp structure buffer. */ - memcpy((u8 *)&rx_tx_fb, pmsg, sizeof(cmpk_txfb_t)); - - /* 2. Use tx feedback info to count TX statistics. */ - cmpk_count_txstatistic(dev, &rx_tx_fb); -} - -void cmdpkt_beacontimerinterrupt_819xusb(struct net_device *dev) -{ - struct r8192_priv *priv = ieee80211_priv(dev); - u16 tx_rate; - - if (priv->ieee80211->current_network.mode == IEEE_A || - priv->ieee80211->current_network.mode == IEEE_N_5G || - (priv->ieee80211->current_network.mode == IEEE_N_24G && - (!priv->ieee80211->pHTInfo->bCurSuppCCK))) { - tx_rate = 60; - DMESG("send beacon frame tx rate is 6Mbpm\n"); - } else { - tx_rate = 10; - DMESG("send beacon frame tx rate is 1Mbpm\n"); - } - rtl819xusb_beacon_tx(dev, tx_rate); /* HW Beacon */ -} - -/* - * Function: cmpk_handle_interrupt_status() - * - * Overview: The function is responsible for extract the message from - * firmware. It will contain dedicated info in - * ws-07-0063-v06-rtl819x-command-packet-specification-070315.doc. - * Please refer to chapter "Interrupt Status Element". - * - * Input: struct net_device *dev, - * u8* pmsg - Message Pointer of the command packet. - * - * Output: NONE - * - * Return: NONE - */ -static void cmpk_handle_interrupt_status(struct net_device *dev, u8 *pmsg) -{ - cmpk_intr_sta_t rx_intr_status; /* */ - struct r8192_priv *priv = ieee80211_priv(dev); - - DMESG("---> cmpk_Handle_Interrupt_Status()\n"); - - /* 1. Extract TX feedback info from RFD to temp structure buffer. */ - rx_intr_status.length = pmsg[1]; - if (rx_intr_status.length != (sizeof(cmpk_intr_sta_t) - 2)) { - DMESG("cmpk_Handle_Interrupt_Status: wrong length!\n"); - return; - } - /* Statistics of beacon for ad-hoc mode. */ - if (priv->ieee80211->iw_mode == IW_MODE_ADHOC) { - //2 maybe need endian transform? - rx_intr_status.interrupt_status = *((u32 *)(pmsg + 4)); - - DMESG("interrupt status = 0x%x\n", rx_intr_status.interrupt_status); - - if (rx_intr_status.interrupt_status & ISR_TxBcnOk) { - priv->ieee80211->bibsscoordinator = true; - priv->stats.txbeaconokint++; - } else if (rx_intr_status.interrupt_status & ISR_TxBcnErr) { - priv->ieee80211->bibsscoordinator = false; - priv->stats.txbeaconerr++; - } - - if (rx_intr_status.interrupt_status & ISR_BcnTimerIntr) - cmdpkt_beacontimerinterrupt_819xusb(dev); - } - /* Other informations in interrupt status we need? */ - DMESG("<---- cmpk_handle_interrupt_status()\n"); -} - -/* - * Function: cmpk_handle_query_config_rx() - * - * Overview: The function is responsible for extract the message from - * firmware. It will contain dedicated info in - * ws-06-0063-rtl8190-command-packet-specification - * Please refer to chapter "Beacon State Element". - * - * Input: u8 * pmsg - Message Pointer of the command packet. - * - * Output: NONE - * - * Return: NONE - * - */ -static void cmpk_handle_query_config_rx(struct net_device *dev, u8 *pmsg) -{ - cmpk_query_cfg_t rx_query_cfg; - /* - * Extract TX feedback info from RFD to temp structure buffer. - */ - rx_query_cfg.cfg_action = (pmsg[4] & 0x80000000) >> 31; - rx_query_cfg.cfg_type = (pmsg[4] & 0x60) >> 5; - rx_query_cfg.cfg_size = (pmsg[4] & 0x18) >> 3; - rx_query_cfg.cfg_page = (pmsg[6] & 0x0F) >> 0; - rx_query_cfg.cfg_offset = pmsg[7]; - rx_query_cfg.value = (pmsg[8] << 24) | (pmsg[9] << 16) | - (pmsg[10] << 8) | (pmsg[11] << 0); - rx_query_cfg.mask = (pmsg[12] << 24) | (pmsg[13] << 16) | - (pmsg[14] << 8) | (pmsg[15] << 0); -} - -/* - * Function: cmpk_count_tx_status() - * - * Overview: Count aggregated tx status from firmware of one type rx command - * packet element id = RX_TX_STATUS. - * - * Input: NONE - * - * Output: NONE - * - * Return: NONE - */ -static void cmpk_count_tx_status(struct net_device *dev, - cmpk_tx_status_t *pstx_status) -{ - struct r8192_priv *priv = ieee80211_priv(dev); - -#ifdef ENABLE_PS - - RT_RF_POWER_STATE rtstate; - - pAdapter->HalFunc.GetHwRegHandler(pAdapter, HW_VAR_RF_STATE, (pu1Byte)(&rtState)); - - /* - * When RF is off, we should not count the packet for hw/sw synchronize - * reason, ie. there may be a duration while sw switch is changed and hw - * switch is being changed. - */ - if (rtState == eRfOff) - return; -#endif - - priv->stats.txfeedbackok += pstx_status->txok; - priv->stats.txoktotal += pstx_status->txok; - - priv->stats.txfeedbackfail += pstx_status->txfail; - priv->stats.txerrtotal += pstx_status->txfail; - - priv->stats.txretrycount += pstx_status->txretry; - priv->stats.txfeedbackretry += pstx_status->txretry; - - priv->stats.txmulticast += pstx_status->txmcok; - priv->stats.txbroadcast += pstx_status->txbcok; - priv->stats.txunicast += pstx_status->txucok; - - priv->stats.txerrmulticast += pstx_status->txmcfail; - priv->stats.txerrbroadcast += pstx_status->txbcfail; - priv->stats.txerrunicast += pstx_status->txucfail; - - priv->stats.txbytesmulticast += pstx_status->txmclength; - priv->stats.txbytesbroadcast += pstx_status->txbclength; - priv->stats.txbytesunicast += pstx_status->txuclength; - - priv->stats.last_packet_rate = pstx_status->rate; -} - -/* - * Function: cmpk_handle_tx_status() - * - * Overview: Firmware add a new tx feedback status to reduce rx command - * packet buffer operation load. - * - * Input: NONE - * - * Output: NONE - * - * Return: NONE - */ -static void -cmpk_handle_tx_status(struct net_device *dev, u8 *pmsg) -{ - cmpk_tx_status_t rx_tx_sts; - - memcpy((void *)&rx_tx_sts, (void *)pmsg, sizeof(cmpk_tx_status_t)); - /* 2. Use tx feedback info to count TX statistics. */ - cmpk_count_tx_status(dev, &rx_tx_sts); -} - -/* - * Function: cmpk_handle_tx_rate_history() - * - * Overview: Firmware add a new tx rate history - * - * Input: NONE - * - * Output: NONE - * - * Return: NONE - */ -static void cmpk_handle_tx_rate_history(struct net_device *dev, u8 *pmsg) -{ - cmpk_tx_rahis_t *ptxrate; - u8 i, j; - u16 length = sizeof(cmpk_tx_rahis_t); - u32 *ptemp; - struct r8192_priv *priv = ieee80211_priv(dev); - -#ifdef ENABLE_PS - pAdapter->HalFunc.GetHwRegHandler(pAdapter, - HW_VAR_RF_STATE, - (pu1Byte)(&rtState)); - /* - * When RF is off, we should not count the packet for hw/sw synchronize - * reason, ie. there may be a duration while sw switch is changed and hw - * switch is being changed. - */ - if (rtState == eRfOff) - return; -#endif - ptemp = (u32 *)pmsg; - - /* - * Do endian transfer to word alignment(16 bits) for windows system. - * You must do different endian transfer for linux and MAC OS - */ - for (i = 0; i < (length/4); i++) { - u16 temp1, temp2; - temp1 = ptemp[i] & 0x0000FFFF; - temp2 = ptemp[i] >> 16; - ptemp[i] = (temp1 << 16) | temp2; - } - - ptxrate = (cmpk_tx_rahis_t *)pmsg; - - if (ptxrate == NULL) - return; - - for (i = 0; i < 16; i++) { - /* Collect CCK rate packet num */ - if (i < 4) - priv->stats.txrate.cck[i] += ptxrate->cck[i]; - /* Collect OFDM rate packet num */ - if (i < 8) - priv->stats.txrate.ofdm[i] += ptxrate->ofdm[i]; - for (j = 0; j < 4; j++) - priv->stats.txrate.ht_mcs[j][i] += ptxrate->ht_mcs[j][i]; - } - -} - -/* - * Function: cmpk_message_handle_rx() - * - * Overview: In the function, we will capture different RX command packet - * info. Every RX command packet element has different message - * length and meaning in content. We only support three type of RX - * command packet now. Please refer to document - * ws-06-0063-rtl8190-command-packet-specification. - * - * Input: NONE - * - * Output: NONE - * - * Return: NONE - */ -extern u32 -cmpk_message_handle_rx( - struct net_device *dev, - struct ieee80211_rx_stats *pstats) -{ - struct r8192_priv *priv = ieee80211_priv(dev); - int total_length; - u8 cmd_length, exe_cnt = 0; - u8 element_id; - u8 *pcmd_buff; - - /* - * 0. Check input arguments. - * If is is a command queue message or pointer is null - */ - if ((pstats == NULL)) - return 0; /* This is not a command packet. */ - - /* 1. Read received command packet message length from RFD. */ - total_length = pstats->Length; - - /* 2. Read virtual address from RFD. */ - pcmd_buff = pstats->virtual_address; - - /* 3. Read command pakcet element id and length. */ - element_id = pcmd_buff[0]; - - /* - * 4. Check every received command packet conent according to different - * element type. Because FW may aggregate RX command packet to minimize - * transmit time between DRV and FW. - */ - - /* Add a counter to prevent to locked in the loop too long */ - while (total_length > 0 || exe_cnt++ > 100) { - /* We support aggregation of different cmd in the same packet */ - element_id = pcmd_buff[0]; - switch (element_id) { - case RX_TX_FEEDBACK: - cmpk_handle_tx_feedback(dev, pcmd_buff); - cmd_length = CMPK_RX_TX_FB_SIZE; - break; - case RX_INTERRUPT_STATUS: - cmpk_handle_interrupt_status(dev, pcmd_buff); - cmd_length = sizeof(cmpk_intr_sta_t); - break; - case BOTH_QUERY_CONFIG: - cmpk_handle_query_config_rx(dev, pcmd_buff); - cmd_length = CMPK_BOTH_QUERY_CONFIG_SIZE; - break; - case RX_TX_STATUS: - cmpk_handle_tx_status(dev, pcmd_buff); - cmd_length = CMPK_RX_TX_STS_SIZE; - break; - case RX_TX_PER_PKT_FEEDBACK: - cmd_length = CMPK_RX_TX_FB_SIZE; - break; - case RX_TX_RATE_HISTORY: - cmpk_handle_tx_rate_history(dev, pcmd_buff); - cmd_length = CMPK_TX_RAHIS_SIZE; - break; - case RX_TX_TSSI_MEAN_BACK: - { - u32 *pMsg; - pMsg = (u32 *)pcmd_buff; - } - cmd_length = 32; - break; - default: - RT_TRACE(COMP_ERR, "(%s): unknown CMD Element\n", - __func__); - return 1; /* This is a command packet. */ - } - priv->stats.rxcmdpkt[element_id]++; - total_length -= cmd_length; - pcmd_buff += cmd_length; - } - return 1; /* This is a command packet. */ -} |
