staging: rtl8192e: Remove dead code: cmpk_message_handle_rx()

Remove cmpk_message_handle_rx() and static functions used by it.
This function was never called.
Signed-off-by: Mateusz Kulikowski <mateusz.kulikowski@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8192e/rtl8192e/r8192E_cmdpkt.c

@@ -88,275 +88,3 @@ bool cmpk_message_handle_tx(
 Failed:
 	return rt_status;
 }
-
-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;
-}
-
-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);
-}
-
-static void cmdpkt_beacontimerinterrupt_819xusb(struct net_device *dev)
-{
-	struct r8192_priv *priv = rtllib_priv(dev);
-
-	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)))
-		DMESG("send beacon frame  tx rate is 6Mbpm\n");
-	else
-		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");
-
-}
-
-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;
-}
-
-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)
-{
-	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)
-		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");
-			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():unknown CMD Element\n");
-			return 1;
-		}
-
-		total_length -= cmd_length;
-		pcmd_buff    += cmd_length;
-	}
-	return	1;
-}

drivers/staging/rtl8192e/rtl8192e/r8192E_cmdpkt.h

@@ -18,142 +18,8 @@
 ******************************************************************************/
 #ifndef R819XUSB_CMDPKT_H
 #define R819XUSB_CMDPKT_H
-#define	CMPK_RX_TX_FB_SIZE		sizeof(struct cmpk_txfb)
-#define CMPK_TX_SET_CONFIG_SIZE		sizeof(struct cmpk_set_cfg)
-#define CMPK_BOTH_QUERY_CONFIG_SIZE	sizeof(struct cmpk_set_cfg)
-#define CMPK_RX_TX_STS_SIZE		sizeof(struct cmpk_tx_status)
-#define CMPK_RX_DBG_MSG_SIZE		sizeof(struct cmpk_rx_dbginfo)
-#define	CMPK_TX_RAHIS_SIZE		sizeof(struct cmpk_tx_rahis)
 
-#define ISR_TxBcnOk			BIT27
-#define ISR_TxBcnErr			BIT26
-#define ISR_BcnTimerIntr		BIT13
-
-
-struct cmpk_txfb {
-	u8	element_id;
-	u8	length;
-	u8	TID:4;
-	u8	fail_reason:3;
-	u8	tok:1;
-	u8	reserve1:4;
-	u8	pkt_type:2;
-	u8	bandwidth:1;
-	u8	qos_pkt:1;
-
-	u8	reserve2;
-	u8	retry_cnt;
-	u16	pkt_id;
-
-	u16	seq_num;
-	u8	s_rate;
-	u8	f_rate;
-
-	u8	s_rts_rate;
-	u8	f_rts_rate;
-	u16	pkt_length;
-
-	u16	reserve3;
-	u16	duration;
-};
-
-struct cmpk_intr_sta {
-	u8	element_id;
-	u8	length;
-	u16	reserve;
-	u32	interrupt_status;
-};
-
-
-struct cmpk_set_cfg {
-	u8	element_id;
-	u8	length;
-	u16	reserve1;
-	u8	cfg_reserve1:3;
-	u8	cfg_size:2;
-	u8	cfg_type:2;
-	u8	cfg_action:1;
-	u8	cfg_reserve2;
-	u8	cfg_page:4;
-	u8	cfg_reserve3:4;
-	u8	cfg_offset;
-	u32	value;
-	u32	mask;
-};
-
-#define		cmpk_query_cfg_t	struct cmpk_set_cfg
-
-struct cmpk_tx_status {
-	u16	reserve1;
-	u8	length;
-	u8	element_id;
-
-	u16	txfail;
-	u16	txok;
-
-	u16	txmcok;
-	u16	txretry;
-
-	u16  txucok;
-	u16	txbcok;
-
-	u16	txbcfail;
-	u16	txmcfail;
-
-	u16	reserve2;
-	u16	txucfail;
-
-	u32	txmclength;
-	u32	txbclength;
-	u32	txuclength;
-
-	u16	reserve3_23;
-	u8	reserve3_1;
-	u8	rate;
-} __packed;
-
-struct cmpk_rx_dbginfo {
-	u16	reserve1;
-	u8	length;
-	u8	element_id;
-
-
-};
-
-struct cmpk_tx_rahis {
-	u8	element_id;
-	u8	length;
-	u16	reserved1;
-
-	u16	cck[4];
-
-	u16	ofdm[8];
-
-
-
-
-
-	u16	ht_mcs[4][16];
-
-} __packed;
-
-enum cmpk_element {
-	RX_TX_FEEDBACK = 0,
-	RX_INTERRUPT_STATUS		= 1,
-	TX_SET_CONFIG			= 2,
-	BOTH_QUERY_CONFIG		= 3,
-	RX_TX_STATUS			= 4,
-	RX_DBGINFO_FEEDBACK		= 5,
-	RX_TX_PER_PKT_FEEDBACK		= 6,
-	RX_TX_RATE_HISTORY		= 7,
-	RX_CMD_ELE_MAX
-};
-
-extern  u32 cmpk_message_handle_rx(struct net_device *dev,
-				   struct rtllib_rx_stats *pstats);
 extern bool cmpk_message_handle_tx(struct net_device *dev,
 				   u8 *codevirtualaddress, u32 packettype,
 				   u32 buffer_len);
-
-
 #endif