1 files changed, 418 insertions, 0 deletions
diff --git a/drivers/staging/rtl8192e/rtl8192e/r8192E_cmdpkt.c b/drivers/staging/rtl8192e/rtl8192e/r8192E_cmdpkt.c
new file mode 100644
index 000000000000..58d044ea5524
--- /dev/null
+++ b/drivers/staging/rtl8192e/rtl8192e/r8192E_cmdpkt.c
@@ -0,0 +1,418 @@
+/******************************************************************************
+ * Copyright(c) 2008 - 2010 Realtek Corporation. All rights reserved.
+ *
+ * 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 "rtl_core.h"
+#include "r8192E_hw.h"
+#include "r8192E_cmdpkt.h"
+/*---------------------------Define Local Constant---------------------------*/
+/* Debug constant*/
+#define		CMPK_DEBOUNCE_CNT			1
+#define		CMPK_PRINT(Address)\
+{\
+	unsigned char	i;\
+	u32	temp[10];\
+	\
+	memcpy(temp, Address, 40);\
+	for (i = 0; i < 40; i += 4)\
+		printk(KERN_INFO "\r\n %08x", temp[i]);\
+}
+
+/*---------------------------Define functions---------------------------------*/
+bool cmpk_message_handle_tx(
+	struct net_device *dev,
+	u8	*code_virtual_address,
+	u32	packettype,
+	u32	buffer_len)
+{
+
+	bool				rt_status = true;
+	struct r8192_priv *priv = rtllib_priv(dev);
+	u16				frag_threshold;
+	u16				frag_length = 0, frag_offset = 0;
+	struct rt_firmware *pfirmware = priv->pFirmware;
+	struct sk_buff		*skb;
+	unsigned char		*seg_ptr;
+	struct cb_desc *tcb_desc;
+	u8				bLastIniPkt;
+
+	struct tx_fwinfo_8190pci *pTxFwInfo = NULL;
+
+	RT_TRACE(COMP_CMDPKT, "%s(),buffer_len is %d\n", __func__, buffer_len);
+	firmware_init_param(dev);
+	frag_threshold = pfirmware->cmdpacket_frag_thresold;
+
+	do {
+		if ((buffer_len - frag_offset) > frag_threshold) {
+			frag_length = frag_threshold ;
+			bLastIniPkt = 0;
+
+		} else {
+			frag_length = (u16)(buffer_len - frag_offset);
+			bLastIniPkt = 1;
+		}
+
+		skb  = dev_alloc_skb(frag_length +
+				     priv->rtllib->tx_headroom + 4);
+
+		if (skb == NULL) {
+			rt_status = false;
+			goto Failed;
+		}
+
+		memcpy((unsigned char *)(skb->cb), &dev, sizeof(dev));
+		tcb_desc = (struct cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE);
+		tcb_desc->queue_index = TXCMD_QUEUE;
+		tcb_desc->bCmdOrInit = DESC_PACKET_TYPE_NORMAL;
+		tcb_desc->bLastIniPkt = bLastIniPkt;
+		tcb_desc->pkt_size = frag_length;
+
+		seg_ptr = skb_put(skb, priv->rtllib->tx_headroom);
+		pTxFwInfo = (struct tx_fwinfo_8190pci *)seg_ptr;
+		memset(pTxFwInfo, 0, sizeof(struct tx_fwinfo_8190pci));
+		memset(pTxFwInfo, 0x12, 8);
+
+		seg_ptr = skb_put(skb, frag_length);
+		memcpy(seg_ptr, code_virtual_address, (u32)frag_length);
+
+		priv->rtllib->softmac_hard_start_xmit(skb, dev);
+
+		code_virtual_address += frag_length;
+		frag_offset += frag_length;
+
+	} while (frag_offset < buffer_len);
+
+	write_nic_byte(dev, TPPoll, TPPoll_CQ);
+Failed:
+	return rt_status;
+}	/* CMPK_Message_Handle_Tx */
+
+static	void
+cmpk_count_txstatistic(
+	struct net_device *dev,
+	struct cmpk_txfb *pstx_fb)
+{
+	struct r8192_priv *priv = rtllib_priv(dev);
+#ifdef ENABLE_PS
+	enum rt_rf_power_state rtState;
+
+	pAdapter->HalFunc.GetHwRegHandler(pAdapter, HW_VAR_RF_STATE,
+					  (pu1Byte)(&rtState));
+
+	if (rtState == eRfOff)
+		return;
+#endif
+
+	if (pstx_fb->tok) {
+		priv->stats.txfeedbackok++;
+		priv->stats.txoktotal++;
+		priv->stats.txokbytestotal += pstx_fb->pkt_length;
+		priv->stats.txokinperiod++;
+
+		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;
+
+		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;
+
+}	/* cmpk_CountTxStatistic */
+
+
+
+static void cmpk_handle_tx_feedback(struct net_device *dev, u8 *pmsg)
+{
+	struct r8192_priv *priv = rtllib_priv(dev);
+	struct cmpk_txfb rx_tx_fb;	/* */
+
+	priv->stats.txfeedback++;
+
+
+	memcpy((u8 *)&rx_tx_fb, pmsg, sizeof(struct cmpk_txfb));
+	cmpk_count_txstatistic(dev, &rx_tx_fb);
+
+}	/* cmpk_Handle_Tx_Feedback */
+
+static void cmdpkt_beacontimerinterrupt_819xusb(struct net_device *dev)
+{
+	struct r8192_priv *priv = rtllib_priv(dev);
+	u16 tx_rate;
+
+	if ((priv->rtllib->current_network.mode == IEEE_A)  ||
+	    (priv->rtllib->current_network.mode == IEEE_N_5G) ||
+	    ((priv->rtllib->current_network.mode == IEEE_N_24G)  &&
+	    (!priv->rtllib->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");
+	}
+
+}
+
+static void cmpk_handle_interrupt_status(struct net_device *dev, u8 *pmsg)
+{
+	struct cmpk_intr_sta rx_intr_status;	/* */
+	struct r8192_priv *priv = rtllib_priv(dev);
+
+	DMESG("---> cmpk_Handle_Interrupt_Status()\n");
+
+
+	rx_intr_status.length = pmsg[1];
+	if (rx_intr_status.length != (sizeof(struct cmpk_intr_sta) - 2)) {
+		DMESG("cmpk_Handle_Interrupt_Status: wrong length!\n");
+		return;
+	}
+
+
+	if (priv->rtllib->iw_mode == IW_MODE_ADHOC) {
+		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->rtllib->bibsscoordinator = true;
+			priv->stats.txbeaconokint++;
+		} else if (rx_intr_status.interrupt_status & ISR_TxBcnErr) {
+			priv->rtllib->bibsscoordinator = false;
+			priv->stats.txbeaconerr++;
+		}
+
+		if (rx_intr_status.interrupt_status & ISR_BcnTimerIntr)
+			cmdpkt_beacontimerinterrupt_819xusb(dev);
+	}
+
+	DMESG("<---- cmpk_handle_interrupt_status()\n");
+
+}	/* cmpk_handle_interrupt_status */
+
+
+static	void cmpk_handle_query_config_rx(struct net_device *dev, u8 *pmsg)
+{
+	cmpk_query_cfg_t	rx_query_cfg;	/* */
+
+
+	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);
+
+}	/* cmpk_Handle_Query_Config_Rx */
+
+
+static void cmpk_count_tx_status(struct net_device *dev,
+				 struct cmpk_tx_status *pstx_status)
+{
+	struct r8192_priv *priv = rtllib_priv(dev);
+
+#ifdef ENABLE_PS
+
+	enum rt_rf_power_state rtstate;
+
+	pAdapter->HalFunc.GetHwRegHandler(pAdapter, HW_VAR_RF_STATE,
+					  (pu1Byte)(&rtState));
+
+	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;
+}	/* cmpk_CountTxStatus */
+
+
+
+static	void cmpk_handle_tx_status(struct net_device *dev, u8 *pmsg)
+{
+	struct cmpk_tx_status rx_tx_sts;	/* */
+
+	memcpy((void *)&rx_tx_sts, (void *)pmsg, sizeof(struct cmpk_tx_status));
+	cmpk_count_tx_status(dev, &rx_tx_sts);
+}
+
+static	void cmpk_handle_tx_rate_history(struct net_device *dev, u8 *pmsg)
+{
+	struct cmpk_tx_rahis *ptxrate;
+	u8 i, j;
+	u16				length = sizeof(struct cmpk_tx_rahis);
+	u32 *ptemp;
+	struct r8192_priv *priv = rtllib_priv(dev);
+
+
+#ifdef ENABLE_PS
+	pAdapter->HalFunc.GetHwRegHandler(pAdapter, HW_VAR_RF_STATE,
+					 (pu1Byte)(&rtState));
+
+	if (rtState == eRfOff)
+		return;
+#endif
+
+	ptemp = (u32 *)pmsg;
+
+	for (i = 0; i < (length / 4); i++) {
+		u16	 temp1, temp2;
+
+		temp1 = ptemp[i] & 0x0000FFFF;
+		temp2 = ptemp[i] >> 16;
+		ptemp[i] = (temp1 << 16) | temp2;
+	}
+
+	ptxrate = (struct cmpk_tx_rahis *)pmsg;
+
+	if (ptxrate == NULL)
+		return;
+
+	for (i = 0; i < 16; i++) {
+		if (i < 4)
+			priv->stats.txrate.cck[i] += ptxrate->cck[i];
+
+		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];
+	}
+
+}
+
+
+u32 cmpk_message_handle_rx(struct net_device *dev,
+			   struct rtllib_rx_stats *pstats)
+{
+	struct r8192_priv *priv = rtllib_priv(dev);
+	int			total_length;
+	u8			cmd_length, exe_cnt = 0;
+	u8			element_id;
+	u8			*pcmd_buff;
+
+	RT_TRACE(COMP_CMDPKT, "---->cmpk_message_handle_rx()\n");
+
+	if (pstats == NULL) {
+		/* Print error message. */
+		/*RT_TRACE(COMP_SEND, DebugLevel,
+				("\n\r[CMPK]-->Err queue id or pointer"));*/
+		return 0;
+	}
+
+	total_length = pstats->Length;
+
+	pcmd_buff = pstats->virtual_address;
+
+	element_id = pcmd_buff[0];
+
+	while (total_length > 0 || exe_cnt++ > 100) {
+		element_id = pcmd_buff[0];
+
+		switch (element_id) {
+		case RX_TX_FEEDBACK:
+			RT_TRACE(COMP_CMDPKT, "---->cmpk_message_handle_rx():"
+				 "RX_TX_FEEDBACK\n");
+			cmpk_handle_tx_feedback(dev, pcmd_buff);
+			cmd_length = CMPK_RX_TX_FB_SIZE;
+			break;
+		case RX_INTERRUPT_STATUS:
+			RT_TRACE(COMP_CMDPKT, "---->cmpk_message_handle_rx():"
+				 "RX_INTERRUPT_STATUS\n");
+			cmpk_handle_interrupt_status(dev, pcmd_buff);
+			cmd_length = sizeof(struct cmpk_intr_sta);
+			break;
+		case BOTH_QUERY_CONFIG:
+			RT_TRACE(COMP_CMDPKT, "---->cmpk_message_handle_rx():"
+				 "BOTH_QUERY_CONFIG\n");
+			cmpk_handle_query_config_rx(dev, pcmd_buff);
+			cmd_length = CMPK_BOTH_QUERY_CONFIG_SIZE;
+			break;
+		case RX_TX_STATUS:
+			RT_TRACE(COMP_CMDPKT, "---->cmpk_message_handle_rx():"
+				 "RX_TX_STATUS\n");
+			cmpk_handle_tx_status(dev, pcmd_buff);
+			cmd_length = CMPK_RX_TX_STS_SIZE;
+			break;
+		case RX_TX_PER_PKT_FEEDBACK:
+			RT_TRACE(COMP_CMDPKT, "---->cmpk_message_handle_rx():"
+				 "RX_TX_PER_PKT_FEEDBACK\n");
+			cmd_length = CMPK_RX_TX_FB_SIZE;
+			break;
+		case RX_TX_RATE_HISTORY:
+			RT_TRACE(COMP_CMDPKT, "---->cmpk_message_handle_rx():"
+				 "RX_TX_HISTORY\n");
+			cmpk_handle_tx_rate_history(dev, pcmd_buff);
+			cmd_length = CMPK_TX_RAHIS_SIZE;
+			break;
+		default:
+
+			RT_TRACE(COMP_CMDPKT, "---->cmpk_message_handle_rx():"
+				 "unknow CMD Element\n");
+			return 1;
+		}
+
+		priv->stats.rxcmdpkt[element_id]++;
+
+		total_length -= cmd_length;
+		pcmd_buff    += cmd_length;
+	}
+	return	1;
+}