Return-path: Received: from mail-wi0-f172.google.com ([209.85.212.172]:58135 "EHLO mail-wi0-f172.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933257AbaLDWNi (ORCPT ); Thu, 4 Dec 2014 17:13:38 -0500 Received: by mail-wi0-f172.google.com with SMTP id n3so36189497wiv.11 for ; Thu, 04 Dec 2014 14:13:36 -0800 (PST) From: Malcolm Priestley To: gregkh@linuxfoundation.org Cc: linux-wireless@vger.kernel.org, Malcolm Priestley Subject: [PATCH 3/6] staging: vt6655: remove antenna diversity functions Date: Thu, 4 Dec 2014 22:12:44 +0000 Message-Id: <1417731167-3231-3-git-send-email-tvboxspy@gmail.com> (sfid-20141204_231348_876393_2F4E59DE) In-Reply-To: <1417731167-3231-1-git-send-email-tvboxspy@gmail.com> References: <1417731167-3231-1-git-send-email-tvboxspy@gmail.com> Sender: linux-wireless-owner@vger.kernel.org List-ID: The vendor had disabled these functions in their last version. On test this can be troublesome, so remove this from the driver along with its macros and timers. Signed-off-by: Malcolm Priestley --- drivers/staging/vt6655/baseband.c | 340 ----------------------------------- drivers/staging/vt6655/baseband.h | 17 -- drivers/staging/vt6655/device.h | 23 --- drivers/staging/vt6655/device_main.c | 56 ------ drivers/staging/vt6655/dpc.c | 6 - 5 files changed, 442 deletions(-) diff --git a/drivers/staging/vt6655/baseband.c b/drivers/staging/vt6655/baseband.c index 86c72ba..9fb63cd 100644 --- a/drivers/staging/vt6655/baseband.c +++ b/drivers/staging/vt6655/baseband.c @@ -1698,46 +1698,6 @@ static const unsigned short awcFrameTime[MAX_RATE] = { 10, 20, 55, 110, 24, 36, 48, 72, 96, 144, 192, 216 }; -/*--------------------- Static Functions --------------------------*/ - -static -unsigned long -s_ulGetRatio(struct vnt_private *priv); - -static -void -s_vChangeAntenna( - struct vnt_private *priv -); - -static -void -s_vChangeAntenna( - struct vnt_private *priv -) -{ - if (priv->dwRxAntennaSel == 0) { - priv->dwRxAntennaSel = 1; - if (priv->bTxRxAntInv == true) - BBvSetRxAntennaMode(priv, ANT_A); - else - BBvSetRxAntennaMode(priv, ANT_B); - } else { - priv->dwRxAntennaSel = 0; - if (priv->bTxRxAntInv == true) - BBvSetRxAntennaMode(priv, ANT_B); - else - BBvSetRxAntennaMode(priv, ANT_A); - } - if (priv->dwTxAntennaSel == 0) { - priv->dwTxAntennaSel = 1; - BBvSetTxAntennaMode(priv, ANT_B); - } else { - priv->dwTxAntennaSel = 0; - BBvSetTxAntennaMode(priv, ANT_A); - } -} - /*--------------------- Export Variables --------------------------*/ /* * Description: Calculate data frame transmitting time @@ -2412,303 +2372,3 @@ BBvExitDeepSleep(struct vnt_private *priv, unsigned char byLocalID) BBbWriteEmbedded(priv, 0x0C, 0x00); /* CR12 */ BBbWriteEmbedded(priv, 0x0D, 0x01); /* CR13 */ } - -static -unsigned long -s_ulGetRatio(struct vnt_private *priv) -{ - unsigned long ulRatio = 0; - unsigned long ulMaxPacket; - unsigned long ulPacketNum; - - /* This is a thousand-ratio */ - ulMaxPacket = priv->uNumSQ3[RATE_54M]; - if (priv->uNumSQ3[RATE_54M] != 0) { - ulPacketNum = priv->uNumSQ3[RATE_54M]; - ulRatio = (ulPacketNum * 1000 / priv->uDiversityCnt); - ulRatio += TOP_RATE_54M; - } - if (priv->uNumSQ3[RATE_48M] > ulMaxPacket) { - ulPacketNum = priv->uNumSQ3[RATE_54M] + priv->uNumSQ3[RATE_48M]; - ulRatio = (ulPacketNum * 1000 / priv->uDiversityCnt); - ulRatio += TOP_RATE_48M; - ulMaxPacket = priv->uNumSQ3[RATE_48M]; - } - if (priv->uNumSQ3[RATE_36M] > ulMaxPacket) { - ulPacketNum = priv->uNumSQ3[RATE_54M] + priv->uNumSQ3[RATE_48M] + - priv->uNumSQ3[RATE_36M]; - ulRatio = (ulPacketNum * 1000 / priv->uDiversityCnt); - ulRatio += TOP_RATE_36M; - ulMaxPacket = priv->uNumSQ3[RATE_36M]; - } - if (priv->uNumSQ3[RATE_24M] > ulMaxPacket) { - ulPacketNum = priv->uNumSQ3[RATE_54M] + priv->uNumSQ3[RATE_48M] + - priv->uNumSQ3[RATE_36M] + priv->uNumSQ3[RATE_24M]; - ulRatio = (ulPacketNum * 1000 / priv->uDiversityCnt); - ulRatio += TOP_RATE_24M; - ulMaxPacket = priv->uNumSQ3[RATE_24M]; - } - if (priv->uNumSQ3[RATE_18M] > ulMaxPacket) { - ulPacketNum = priv->uNumSQ3[RATE_54M] + priv->uNumSQ3[RATE_48M] + - priv->uNumSQ3[RATE_36M] + priv->uNumSQ3[RATE_24M] + - priv->uNumSQ3[RATE_18M]; - ulRatio = (ulPacketNum * 1000 / priv->uDiversityCnt); - ulRatio += TOP_RATE_18M; - ulMaxPacket = priv->uNumSQ3[RATE_18M]; - } - if (priv->uNumSQ3[RATE_12M] > ulMaxPacket) { - ulPacketNum = priv->uNumSQ3[RATE_54M] + priv->uNumSQ3[RATE_48M] + - priv->uNumSQ3[RATE_36M] + priv->uNumSQ3[RATE_24M] + - priv->uNumSQ3[RATE_18M] + priv->uNumSQ3[RATE_12M]; - ulRatio = (ulPacketNum * 1000 / priv->uDiversityCnt); - ulRatio += TOP_RATE_12M; - ulMaxPacket = priv->uNumSQ3[RATE_12M]; - } - if (priv->uNumSQ3[RATE_11M] > ulMaxPacket) { - ulPacketNum = priv->uDiversityCnt - priv->uNumSQ3[RATE_1M] - - priv->uNumSQ3[RATE_2M] - priv->uNumSQ3[RATE_5M] - - priv->uNumSQ3[RATE_6M] - priv->uNumSQ3[RATE_9M]; - ulRatio = (ulPacketNum * 1000 / priv->uDiversityCnt); - ulRatio += TOP_RATE_11M; - ulMaxPacket = priv->uNumSQ3[RATE_11M]; - } - if (priv->uNumSQ3[RATE_9M] > ulMaxPacket) { - ulPacketNum = priv->uDiversityCnt - priv->uNumSQ3[RATE_1M] - - priv->uNumSQ3[RATE_2M] - priv->uNumSQ3[RATE_5M] - - priv->uNumSQ3[RATE_6M]; - ulRatio = (ulPacketNum * 1000 / priv->uDiversityCnt); - ulRatio += TOP_RATE_9M; - ulMaxPacket = priv->uNumSQ3[RATE_9M]; - } - if (priv->uNumSQ3[RATE_6M] > ulMaxPacket) { - ulPacketNum = priv->uDiversityCnt - priv->uNumSQ3[RATE_1M] - - priv->uNumSQ3[RATE_2M] - priv->uNumSQ3[RATE_5M]; - ulRatio = (ulPacketNum * 1000 / priv->uDiversityCnt); - ulRatio += TOP_RATE_6M; - ulMaxPacket = priv->uNumSQ3[RATE_6M]; - } - if (priv->uNumSQ3[RATE_5M] > ulMaxPacket) { - ulPacketNum = priv->uDiversityCnt - priv->uNumSQ3[RATE_1M] - - priv->uNumSQ3[RATE_2M]; - ulRatio = (ulPacketNum * 1000 / priv->uDiversityCnt); - ulRatio += TOP_RATE_55M; - ulMaxPacket = priv->uNumSQ3[RATE_5M]; - } - if (priv->uNumSQ3[RATE_2M] > ulMaxPacket) { - ulPacketNum = priv->uDiversityCnt - priv->uNumSQ3[RATE_1M]; - ulRatio = (ulPacketNum * 1000 / priv->uDiversityCnt); - ulRatio += TOP_RATE_2M; - ulMaxPacket = priv->uNumSQ3[RATE_2M]; - } - if (priv->uNumSQ3[RATE_1M] > ulMaxPacket) { - ulPacketNum = priv->uDiversityCnt; - ulRatio = (ulPacketNum * 1000 / priv->uDiversityCnt); - ulRatio += TOP_RATE_1M; - } - - return ulRatio; -} - -void -BBvClearAntDivSQ3Value(struct vnt_private *priv) -{ - unsigned int ii; - - priv->uDiversityCnt = 0; - for (ii = 0; ii < MAX_RATE; ii++) - priv->uNumSQ3[ii] = 0; -} - -/* - * Description: Antenna Diversity - * - * Parameters: - * In: - * priv - Device Structure - * byRSR - RSR from received packet - * bySQ3 - SQ3 value from received packet - * Out: - * none - * - * Return Value: none - * - */ - -void BBvAntennaDiversity(struct vnt_private *priv, - unsigned char byRxRate, unsigned char bySQ3) -{ - if ((byRxRate >= MAX_RATE) || (priv->wAntDiversityMaxRate >= MAX_RATE)) - return; - - priv->uDiversityCnt++; - - priv->uNumSQ3[byRxRate]++; - - if (priv->byAntennaState == 0) { - if (priv->uDiversityCnt > priv->ulDiversityNValue) { - pr_debug("ulDiversityNValue=[%d],54M-[%d]\n", - (int)priv->ulDiversityNValue, - (int)priv->uNumSQ3[(int)priv->wAntDiversityMaxRate]); - - if (priv->uNumSQ3[priv->wAntDiversityMaxRate] < priv->uDiversityCnt/2) { - priv->ulRatio_State0 = s_ulGetRatio(priv); - pr_debug("SQ3_State0, rate = [%08x]\n", - (int)priv->ulRatio_State0); - - if (priv->byTMax == 0) - return; - pr_debug("1.[%08x], uNumSQ3[%d]=%d, %d\n", - (int)priv->ulRatio_State0, - (int)priv->wAntDiversityMaxRate, - (int)priv->uNumSQ3[(int)priv->wAntDiversityMaxRate], - (int)priv->uDiversityCnt); - - s_vChangeAntenna(priv); - priv->byAntennaState = 1; - del_timer(&priv->TimerSQ3Tmax3); - del_timer(&priv->TimerSQ3Tmax2); - priv->TimerSQ3Tmax1.expires = RUN_AT(priv->byTMax * HZ); - add_timer(&priv->TimerSQ3Tmax1); - - } else { - priv->TimerSQ3Tmax3.expires = RUN_AT(priv->byTMax3 * HZ); - add_timer(&priv->TimerSQ3Tmax3); - } - BBvClearAntDivSQ3Value(priv); - - } - } else { /* byAntennaState == 1 */ - - if (priv->uDiversityCnt > priv->ulDiversityMValue) { - del_timer(&priv->TimerSQ3Tmax1); - - priv->ulRatio_State1 = s_ulGetRatio(priv); - pr_debug("RX:SQ3_State1, rate0 = %08x,rate1 = %08x\n", - (int)priv->ulRatio_State0, - (int)priv->ulRatio_State1); - - if (priv->ulRatio_State1 < priv->ulRatio_State0) { - pr_debug("2.[%08x][%08x], uNumSQ3[%d]=%d, %d\n", - (int)priv->ulRatio_State0, - (int)priv->ulRatio_State1, - (int)priv->wAntDiversityMaxRate, - (int)priv->uNumSQ3[(int)priv->wAntDiversityMaxRate], - (int)priv->uDiversityCnt); - - s_vChangeAntenna(priv); - priv->TimerSQ3Tmax3.expires = RUN_AT(priv->byTMax3 * HZ); - priv->TimerSQ3Tmax2.expires = RUN_AT(priv->byTMax2 * HZ); - add_timer(&priv->TimerSQ3Tmax3); - add_timer(&priv->TimerSQ3Tmax2); - } - priv->byAntennaState = 0; - BBvClearAntDivSQ3Value(priv); - } - } /* byAntennaState */ -} - -/*+ - * - * Description: - * Timer for SQ3 antenna diversity - * - * Parameters: - * In: - * Out: - * none - * - * Return Value: none - * - -*/ - -void -TimerSQ3CallBack( - unsigned long data -) -{ - struct vnt_private *priv = (struct vnt_private *)data; - unsigned long flags; - - pr_debug("TimerSQ3CallBack...\n"); - - spin_lock_irqsave(&priv->lock, flags); - - pr_debug("3.[%08x][%08x], %d\n", - (int)priv->ulRatio_State0, (int)priv->ulRatio_State1, - (int)priv->uDiversityCnt); - - s_vChangeAntenna(priv); - priv->byAntennaState = 0; - BBvClearAntDivSQ3Value(priv); - - priv->TimerSQ3Tmax3.expires = RUN_AT(priv->byTMax3 * HZ); - priv->TimerSQ3Tmax2.expires = RUN_AT(priv->byTMax2 * HZ); - add_timer(&priv->TimerSQ3Tmax3); - add_timer(&priv->TimerSQ3Tmax2); - - spin_unlock_irqrestore(&priv->lock, flags); -} - -/*+ - * - * Description: - * Timer for SQ3 antenna diversity - * - * Parameters: - * In: - * pvSysSpec1 - * hDeviceContext - Pointer to the adapter - * pvSysSpec2 - * pvSysSpec3 - * Out: - * none - * - * Return Value: none - * - -*/ - -void -TimerState1CallBack( - unsigned long data -) -{ - struct vnt_private *priv = (struct vnt_private *)data; - unsigned long flags; - - pr_debug("TimerState1CallBack...\n"); - - spin_lock_irqsave(&priv->lock, flags); - - if (priv->uDiversityCnt < priv->ulDiversityMValue/100) { - s_vChangeAntenna(priv); - priv->TimerSQ3Tmax3.expires = RUN_AT(priv->byTMax3 * HZ); - priv->TimerSQ3Tmax2.expires = RUN_AT(priv->byTMax2 * HZ); - add_timer(&priv->TimerSQ3Tmax3); - add_timer(&priv->TimerSQ3Tmax2); - } else { - priv->ulRatio_State1 = s_ulGetRatio(priv); - pr_debug("SQ3_State1, rate0 = %08x,rate1 = %08x\n", - (int)priv->ulRatio_State0, - (int)priv->ulRatio_State1); - - if (priv->ulRatio_State1 < priv->ulRatio_State0) { - pr_debug("2.[%08x][%08x], uNumSQ3[%d]=%d, %d\n", - (int)priv->ulRatio_State0, - (int)priv->ulRatio_State1, - (int)priv->wAntDiversityMaxRate, - (int)priv->uNumSQ3[(int)priv->wAntDiversityMaxRate], - (int)priv->uDiversityCnt); - - s_vChangeAntenna(priv); - - priv->TimerSQ3Tmax3.expires = RUN_AT(priv->byTMax3 * HZ); - priv->TimerSQ3Tmax2.expires = RUN_AT(priv->byTMax2 * HZ); - add_timer(&priv->TimerSQ3Tmax3); - add_timer(&priv->TimerSQ3Tmax2); - } - } - priv->byAntennaState = 0; - BBvClearAntDivSQ3Value(priv); - - spin_unlock_irqrestore(&priv->lock, flags); -} diff --git a/drivers/staging/vt6655/baseband.h b/drivers/staging/vt6655/baseband.h index d9f6d63..43a4fb1 100644 --- a/drivers/staging/vt6655/baseband.h +++ b/drivers/staging/vt6655/baseband.h @@ -93,21 +93,4 @@ void BBvSetRxAntennaMode(struct vnt_private *, unsigned char byAntennaMode); void BBvSetDeepSleep(struct vnt_private *, unsigned char byLocalID); void BBvExitDeepSleep(struct vnt_private *, unsigned char byLocalID); -/* timer for antenna diversity */ - -void -TimerSQ3CallBack( - unsigned long -); - -void -TimerState1CallBack( - unsigned long -); - -void BBvAntennaDiversity(struct vnt_private *, - unsigned char byRxRate, unsigned char bySQ3); -void -BBvClearAntDivSQ3Value(struct vnt_private *); - #endif /* __BASEBAND_H__ */ diff --git a/drivers/staging/vt6655/device.h b/drivers/staging/vt6655/device.h index 96d8e62..440537e4 100644 --- a/drivers/staging/vt6655/device.h +++ b/drivers/staging/vt6655/device.h @@ -407,29 +407,6 @@ struct vnt_private { unsigned char byBBCR88; unsigned char byBBCR09; - bool bDiversityRegCtlON; - bool bDiversityEnable; - unsigned long ulDiversityNValue; - unsigned long ulDiversityMValue; - unsigned char byTMax; - unsigned char byTMax2; - unsigned char byTMax3; - unsigned long ulSQ3TH; - - /* ANT diversity */ - unsigned long uDiversityCnt; - unsigned char byAntennaState; - unsigned long ulRatio_State0; - unsigned long ulRatio_State1; - - /* SQ3 functions for antenna diversity */ - struct timer_list TimerSQ3Tmax1; - struct timer_list TimerSQ3Tmax2; - struct timer_list TimerSQ3Tmax3; - - unsigned long uNumSQ3[MAX_RATE]; - unsigned short wAntDiversityMaxRate; - unsigned char abyEEPROM[EEP_MAX_CONTEXT_SIZE]; /* unsigned long alignment */ unsigned short wBeaconInterval; diff --git a/drivers/staging/vt6655/device_main.c b/drivers/staging/vt6655/device_main.c index b50c4f2..79b7be5 100644 --- a/drivers/staging/vt6655/device_main.c +++ b/drivers/staging/vt6655/device_main.c @@ -126,10 +126,6 @@ DEVICE_PARAM(LongRetryLimit, "long frame retry limits"); DEVICE_PARAM(BasebandType, "baseband type"); -#define DIVERSITY_ANT_DEF 0 - -DEVICE_PARAM(bDiversityANTEnable, "ANT diversity mode"); - // // Static vars definitions // @@ -152,7 +148,6 @@ static void vt6655_init_info(struct pci_dev *pcid, static void device_free_info(struct vnt_private *pDevice); static bool device_get_pci_info(struct vnt_private *, struct pci_dev *pcid); static void device_print_info(struct vnt_private *pDevice); -static void device_init_diversity_timer(struct vnt_private *pDevice); static irqreturn_t device_intr(int irq, void *dev_instance); #ifdef CONFIG_PM @@ -216,7 +211,6 @@ static void device_get_options(struct vnt_private *pDevice) pOpts->short_retry = SHORT_RETRY_DEF; pOpts->long_retry = LONG_RETRY_DEF; pOpts->bbp_type = BBP_TYPE_DEF; - pOpts->flags |= DEVICE_FLAGS_DiversityANT; } static void @@ -224,7 +218,6 @@ device_set_options(struct vnt_private *pDevice) { pDevice->byShortRetryLimit = pDevice->sOpts.short_retry; pDevice->byLongRetryLimit = pDevice->sOpts.long_retry; - pDevice->bDiversityRegCtlON = (pDevice->sOpts.flags & DEVICE_FLAGS_DiversityANT) ? 1 : 0; pDevice->byBBType = pDevice->sOpts.bbp_type; pDevice->byPacketType = pDevice->byBBType; pDevice->byAutoFBCtrl = AUTO_FB_0; @@ -236,8 +229,6 @@ device_set_options(struct vnt_private *pDevice) pr_debug(" byPreambleType= %d\n", (int)pDevice->byPreambleType); pr_debug(" byShortPreamble= %d\n", (int)pDevice->byShortPreamble); pr_debug(" byBBType= %d\n", (int)pDevice->byBBType); - pr_debug(" pDevice->bDiversityRegCtlON= %d\n", - (int)pDevice->bDiversityRegCtlON); } // @@ -249,7 +240,6 @@ static void device_init_registers(struct vnt_private *pDevice) unsigned long flags; unsigned int ii; unsigned char byValue; - unsigned char byValue1; unsigned char byCCKPwrdBm = 0; unsigned char byOFDMPwrdBm = 0; @@ -301,13 +291,6 @@ static void device_init_registers(struct vnt_private *pDevice) if (byValue == 0) byValue = (EEP_ANTENNA_AUX | EEP_ANTENNA_MAIN); - pDevice->ulDiversityNValue = 100*260; - pDevice->ulDiversityMValue = 100*16; - pDevice->byTMax = 1; - pDevice->byTMax2 = 4; - pDevice->ulSQ3TH = 0; - pDevice->byTMax3 = 64; - if (byValue == (EEP_ANTENNA_AUX | EEP_ANTENNA_MAIN)) { pDevice->byAntennaCount = 2; pDevice->byTxAntennaMode = ANT_B; @@ -318,16 +301,7 @@ static void device_init_registers(struct vnt_private *pDevice) pDevice->byRxAntennaMode = ANT_A; else pDevice->byRxAntennaMode = ANT_B; - - byValue1 = SROMbyReadEmbedded(pDevice->PortOffset, - EEP_OFS_ANTENNA); - - if ((byValue1 & 0x08) == 0) - pDevice->bDiversityEnable = false; - else - pDevice->bDiversityEnable = true; } else { - pDevice->bDiversityEnable = false; pDevice->byAntennaCount = 1; pDevice->dwTxAntennaSel = 0; pDevice->dwRxAntennaSel = 0; @@ -349,11 +323,6 @@ static void device_init_registers(struct vnt_private *pDevice) } } - pr_debug("bDiversityEnable=[%d],NValue=[%d],MValue=[%d],TMax=[%d],TMax2=[%d]\n", - pDevice->bDiversityEnable, (int)pDevice->ulDiversityNValue, - (int)pDevice->ulDiversityMValue, pDevice->byTMax, - pDevice->byTMax2); - /* zonetype initial */ pDevice->byOriginalZonetype = pDevice->abyEEPROM[EEP_OFS_ZONETYPE]; @@ -493,24 +462,6 @@ static void device_init_registers(struct vnt_private *pDevice) MACvStart(pDevice->PortOffset); } -static void device_init_diversity_timer(struct vnt_private *pDevice) -{ - init_timer(&pDevice->TimerSQ3Tmax1); - pDevice->TimerSQ3Tmax1.data = (unsigned long) pDevice; - pDevice->TimerSQ3Tmax1.function = TimerSQ3CallBack; - pDevice->TimerSQ3Tmax1.expires = RUN_AT(HZ); - - init_timer(&pDevice->TimerSQ3Tmax2); - pDevice->TimerSQ3Tmax2.data = (unsigned long) pDevice; - pDevice->TimerSQ3Tmax2.function = TimerSQ3CallBack; - pDevice->TimerSQ3Tmax2.expires = RUN_AT(HZ); - - init_timer(&pDevice->TimerSQ3Tmax3); - pDevice->TimerSQ3Tmax3.data = (unsigned long) pDevice; - pDevice->TimerSQ3Tmax3.function = TimerState1CallBack; - pDevice->TimerSQ3Tmax3.expires = RUN_AT(HZ); -} - static void device_print_info(struct vnt_private *pDevice) { dev_info(&pDevice->pcid->dev, "%s\n", get_chip_name(pDevice->chip_id)); @@ -1343,8 +1294,6 @@ static int vnt_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif) switch (vif->type) { case NL80211_IFTYPE_STATION: - if (priv->bDiversityRegCtlON) - device_init_diversity_timer(priv); break; case NL80211_IFTYPE_ADHOC: MACvRegBitsOff(priv->PortOffset, MAC_REG_RCR, RCR_UNICAST); @@ -1374,11 +1323,6 @@ static void vnt_remove_interface(struct ieee80211_hw *hw, switch (vif->type) { case NL80211_IFTYPE_STATION: - if (priv->bDiversityRegCtlON) { - del_timer(&priv->TimerSQ3Tmax1); - del_timer(&priv->TimerSQ3Tmax2); - del_timer(&priv->TimerSQ3Tmax3); - } break; case NL80211_IFTYPE_ADHOC: MACvRegBitsOff(priv->PortOffset, MAC_REG_TCR, TCR_AUTOBCNTX); diff --git a/drivers/staging/vt6655/dpc.c b/drivers/staging/vt6655/dpc.c index 977683c..11cc090 100644 --- a/drivers/staging/vt6655/dpc.c +++ b/drivers/staging/vt6655/dpc.c @@ -116,12 +116,6 @@ static bool vnt_rx_data(struct vnt_private *priv, struct sk_buff *skb, rx_status.flag = RX_FLAG_DECRYPTED; } - if (priv->vif && priv->bDiversityEnable) { - if (ieee80211_is_data(fc) && - (frame_size > 50) && priv->vif->bss_conf.assoc) - BBvAntennaDiversity(priv, priv->rx_rate, 0); - } - memcpy(IEEE80211_SKB_RXCB(skb), &rx_status, sizeof(rx_status)); ieee80211_rx_irqsafe(priv->hw, skb); -- 2.1.0