Staging: rtl9192e: fix power usage issues (65a43784) · Commits · 戴 / test

drivers/staging/rtl8192e/Makefile

+6 −3

Original line number	Diff line number	Diff line
		NIC_SELECT = RTL8192E


		EXTRA_CFLAGS += -DRTL8192E
		EXTRA_CFLAGS += -std=gnu89
		EXTRA_CFLAGS += -O2
		EXTRA_CFLAGS += -DTHOMAS_TURBO
		EXTRA_CFLAGS += -DENABLE_DOT11D

		r8192_pci-objs := \
		EXTRA_CFLAGS += -DENABLE_IPS
		EXTRA_CFLAGS += -DENABLE_LPS

		r8192e_pci-objs := \
		r8192E_core.o \
		r8180_93cx6.o \
		r8192E_wx.o \
		@@ -31,4 +33,5 @@ r8192_pci-objs := \
		ieee80211/ieee80211_crypt_ccmp.o \
		ieee80211/ieee80211_crypt_wep.o

		obj-$(CONFIG_RTL8192E) += r8192_pci.o
		obj-$(CONFIG_RTL8192E) += r8192e_pci.o

drivers/staging/rtl8192e/ieee80211/ieee80211.h

+152 −4

Original line number	Diff line number	Diff line
		@@ -180,6 +180,8 @@ typedef struct cb_desc {
		u8 DrvAggrNum;
		u16 pkt_size;
		u8 reserved12;

		u8 bdhcp;
		}cb_desc, *pcb_desc;

		/--------------------------Define -------------------------------------------/
		@@ -740,6 +742,8 @@ struct ieee80211_snap_hdr {
		#define WLAN_FC_GET_VERS(fc) ((fc) & IEEE80211_FCTL_VERS)
		#define WLAN_FC_GET_TYPE(fc) ((fc) & IEEE80211_FCTL_FTYPE)
		#define WLAN_FC_GET_STYPE(fc) ((fc) & IEEE80211_FCTL_STYPE)
		#define WLAN_FC_MORE_DATA(fc) ((fc) & IEEE80211_FCTL_MOREDATA)


		#define WLAN_FC_GET_FRAMETYPE(fc) ((fc) & IEEE80211_FCTL_FRAMETYPE)
		#define WLAN_GET_SEQ_FRAG(seq) ((seq) & IEEE80211_SCTL_FRAG)
		@@ -1052,7 +1056,7 @@ struct ieee80211_device;
		#define SEC_ALG_NONE 0
		#define SEC_ALG_WEP 1
		#define SEC_ALG_TKIP 2
		#define SEC_ALG_CCMP 3
		#define SEC_ALG_CCMP 4

		#define WEP_KEYS 4
		#define WEP_KEY_LEN 13
		@@ -1121,6 +1125,14 @@ enum ieee80211_mfie {
		/* Minimal header; can be used for passing 802.11 frames with sufficient
		* information to determine what type of underlying data type is actually
		* stored in the data. */
		struct ieee80211_pspoll_hdr {
		__le16 frame_ctl;
		__le16 aid;
		u8 bssid[ETH_ALEN];
		u8 ta[ETH_ALEN];
		//u8 payload[0];
		} __attribute__ ((packed));

		struct ieee80211_hdr {
		__le16 frame_ctl;
		__le16 duration_id;
		@@ -1657,6 +1669,7 @@ struct ieee80211_network {
		bool ralink_cap_exist;
		bool atheros_cap_exist;
		bool cisco_cap_exist;
		bool marvell_cap_exist;
		bool unknown_cap_exist;
		// u8 berp_info;
		bool berp_info_valid;
		@@ -1862,6 +1875,19 @@ typedef struct _RT_POWER_SAVE_CONTROL
		// Leisre Poswer Save : Disable RF if connected but traffic is not busy
		//
		bool bLeisurePs;
		u32 PowerProfile;
		u8 LpsIdleCount;
		u8 RegMaxLPSAwakeIntvl;
		u8 LPSAwakeIntvl;

		u32 CurPsLevel;
		u32 RegRfPsLevel;

		bool bFwCtrlLPS;
		u8 FWCtrlPSMode;

		bool LinkReqInIPSRFOffPgs;
		bool BufConnectinfoBefore;

		}RT_POWER_SAVE_CONTROL,*PRT_POWER_SAVE_CONTROL;

		@@ -1902,14 +1928,121 @@ typedef struct _RT_LINK_DETECT_T{

		u32 NumTxOkInPeriod;
		u32 NumRxOkInPeriod;
		u32 NumRxUnicastOkInPeriod;
		bool bBusyTraffic;
		}RT_LINK_DETECT_T, *PRT_LINK_DETECT_T;

		//added by amy 090330
		typedef enum _HW_VARIABLES{
		HW_VAR_ETHER_ADDR,
		HW_VAR_MULTICAST_REG,
		HW_VAR_BASIC_RATE,
		HW_VAR_BSSID,
		HW_VAR_MEDIA_STATUS,
		HW_VAR_SECURITY_CONF,
		HW_VAR_BEACON_INTERVAL,
		HW_VAR_ATIM_WINDOW,
		HW_VAR_LISTEN_INTERVAL,
		HW_VAR_CS_COUNTER,
		HW_VAR_DEFAULTKEY0,
		HW_VAR_DEFAULTKEY1,
		HW_VAR_DEFAULTKEY2,
		HW_VAR_DEFAULTKEY3,
		HW_VAR_SIFS,
		HW_VAR_DIFS,
		HW_VAR_EIFS,
		HW_VAR_SLOT_TIME,
		HW_VAR_ACK_PREAMBLE,
		HW_VAR_CW_CONFIG,
		HW_VAR_CW_VALUES,
		HW_VAR_RATE_FALLBACK_CONTROL,
		HW_VAR_CONTENTION_WINDOW,
		HW_VAR_RETRY_COUNT,
		HW_VAR_TR_SWITCH,
		HW_VAR_COMMAND, // For Command Register, Annie, 2006-04-07.
		HW_VAR_WPA_CONFIG, //2004/08/23, kcwu, for 8187 Security config
		HW_VAR_AMPDU_MIN_SPACE, // The spacing between sub-frame. Roger, 2008.07.04.
		HW_VAR_SHORTGI_DENSITY, // The density for shortGI. Roger, 2008.07.04.
		HW_VAR_AMPDU_FACTOR,
		HW_VAR_MCS_RATE_AVAILABLE,
		HW_VAR_AC_PARAM, // For AC Parameters, 2005.12.01, by rcnjko.
		HW_VAR_ACM_CTRL, // For ACM Control, Annie, 2005-12-13.
		HW_VAR_DIS_Req_Qsize, // For DIS_Reg_Qsize, Joseph
		HW_VAR_CCX_CHNL_LOAD, // For CCX 2 channel load request, 2006.05.04.
		HW_VAR_CCX_NOISE_HISTOGRAM, // For CCX 2 noise histogram request, 2006.05.04.
		HW_VAR_CCX_CLM_NHM, // For CCX 2 parallel channel load request and noise histogram request, 2006.05.12.
		HW_VAR_TxOPLimit, // For turbo mode related settings, added by Roger, 2006.12.07
		HW_VAR_TURBO_MODE, // For turbo mode related settings, added by Roger, 2006.12.15.
		HW_VAR_RF_STATE, // For change or query RF power state, 061214, rcnjko.
		HW_VAR_RF_OFF_BY_HW, // For UI to query if external HW signal disable RF, 061229, rcnjko.
		HW_VAR_BUS_SPEED, // In unit of bps. 2006.07.03, by rcnjko.
		HW_VAR_SET_DEV_POWER, // Set to low power, added by LanHsin, 2007.

		//1!!!!!!!!!!!!!!!!!!!!!!!!!!!
		//1Attention Please!!!<11n or 8190 specific code should be put below this line>
		//1!!!!!!!!!!!!!!!!!!!!!!!!!!!
		HW_VAR_RCR, //for RCR, David 2006,05,11
		HW_VAR_RATR_0,
		HW_VAR_RRSR,
		HW_VAR_CPU_RST,
		HW_VAR_CECHK_BSSID,
		HW_VAR_LBK_MODE, // Set lookback mode, 2008.06.11. added by Roger.
		// Set HW related setting for 11N AES bug.
		HW_VAR_AES_11N_FIX,
		// Set Usb Rx Aggregation
		HW_VAR_USB_RX_AGGR,
		HW_VAR_USER_CONTROL_TURBO_MODE,
		HW_VAR_RETRY_LIMIT,
		#ifndef _RTL8192_EXT_PATCH_
		HW_VAR_INIT_TX_RATE, //Get Current Tx rate register. 2008.12.10. Added by tynli
		#endif
		HW_VAR_TX_RATE_REG, //Get Current Tx rate register. 2008.12.10. Added by tynli
		HW_VAR_EFUSE_USAGE, //Get current EFUSE utilization. 2008.12.19. Added by Roger.
		HW_VAR_EFUSE_BYTES,
		HW_VAR_AUTOLOAD_STATUS, //Get current autoload status, 0: autoload success, 1: autoload fail. 2008.12.19. Added by Roger.
		HW_VAR_RF_2R_DISABLE, // 2R disable
		HW_VAR_SET_RPWM,
		HW_VAR_H2C_FW_PWRMODE, // For setting FW related H2C cmd structure. by tynli. 2009.2.18
		HW_VAR_H2C_FW_JOINBSSRPT, // For setting FW related H2C cmd structure. by tynli. 2009.2.18
		HW_VAR_1X1_RECV_COMBINE, // For 1T2R but only 1SS, Add by hpfan 2009.04.16 hpfan
		HW_VAR_STOP_SEND_BEACON,
		HW_VAR_TSF_TIMER, // Read from TSF register to get the current TSF timer, by Bruce, 2009-07-22.
		HW_VAR_IO_CMD,
		HW_VAR_HANDLE_FW_C2H, //Added by tynli. For handling FW C2H command. 2009.10.07.
		HW_VAR_DL_FW_RSVD_PAGE, //Added by tynli. Download the packets that FW will use to RSVD page. 2009.10.14.
		HW_VAR_AID, //Added by tynli.
		HW_VAR_HW_SEQ_ENABLE, //Added by tynli. 2009.10.20.
		HW_VAR_UPDATE_TSF, //Added by tynli. 2009.10.22. For Hw count TBTT time.
		HW_VAR_BCN_VALID, //Added by tynli.
		HW_VAR_FWLPS_RF_ON //Added by tynli. 2009.11.09. For checking if Fw finishs RF on sequence.
		}HW_VARIABLES;

		#define RT_CHECK_FOR_HANG_PERIOD 2

		struct ieee80211_device {
		struct net_device *dev;
		struct ieee80211_security sec;

		bool need_sw_enc;
		#ifdef ENABLE_LPS
		bool bAwakePktSent;
		u8 LPSDelayCnt;
		bool bIsAggregateFrame;
		bool polling;
		void (LeisurePSLeave)(struct net_device dev);
		#endif

		#ifdef ENABLE_IPS
		bool proto_stoppping;
		bool wx_set_enc;
		struct semaphore ips_sem;
		struct work_struct ips_leave_wq;
		void (ieee80211_ips_leave_wq) (struct net_device dev);
		void (ieee80211_ips_leave)(struct net_device dev);
		#endif
		void (SetHwRegHandler)(struct net_device dev,u8 variable,u8* val);
		u8 (rtllib_ap_sec_type)(struct ieee80211_device ieee);

		//hw security related
		// u8 hwsec_support; //support?
		u8 hwsec_active; //hw security active.
		@@ -2316,7 +2449,7 @@ struct ieee80211_device {
		* stop_send_bacons is NOT guaranteed to be called only
		* after start_send_beacons.
		*/
		void (start_send_beacons) (struct net_device dev,u16 tx_rate);
		void (start_send_beacons) (struct net_device dev);
		void (stop_send_beacons) (struct net_device dev);

		/* power save mode related */
		@@ -2370,6 +2503,19 @@ struct ieee80211_device {
		u8 priv[0];
		};

		#define RT_RF_OFF_LEVL_ASPM BIT0 // PCI ASPM
		#define RT_RF_OFF_LEVL_CLK_REQ BIT1 // PCI clock request
		#define RT_RF_OFF_LEVL_PCI_D3 BIT2 // PCI D3 mode
		#define RT_RF_OFF_LEVL_HALT_NIC BIT3 // NIC halt, re-initialize hw parameters
		#define RT_RF_OFF_LEVL_FREE_FW BIT4 // FW free, re-download the FW
		#define RT_RF_OFF_LEVL_FW_32K BIT5 // FW in 32k
		#define RT_RF_PS_LEVEL_ALWAYS_ASPM BIT6 // Always enable ASPM and Clock Req in initialization.
		#define RT_RF_LPS_DISALBE_2R BIT30 // When LPS is on, disable 2R if no packet is received or transmittd.
		#define RT_RF_LPS_LEVEL_ASPM BIT31 // LPS with ASPM
		#define RT_IN_PS_LEVEL(pPSC, _PS_FLAG) ((pPSC->CurPsLevel & _PS_FLAG) ? true : false)
		#define RT_CLEAR_PS_LEVEL(pPSC, _PS_FLAG) (pPSC->CurPsLevel &= (~(_PS_FLAG)))
		#define RT_SET_PS_LEVEL(pPSC, _PS_FLAG) (pPSC->CurPsLevel \|= _PS_FLAG)

		#define IEEE_A (1<<0)
		#define IEEE_B (1<<1)
		#define IEEE_G (1<<2)
		@@ -2606,9 +2752,9 @@ extern void ieee80211_stop_scan(struct ieee80211_device *ieee);
		extern void ieee80211_start_scan_syncro(struct ieee80211_device *ieee);
		extern void ieee80211_check_all_nets(struct ieee80211_device *ieee);
		extern void ieee80211_start_protocol(struct ieee80211_device *ieee);
		extern void ieee80211_stop_protocol(struct ieee80211_device *ieee);
		extern void ieee80211_stop_protocol(struct ieee80211_device *ieee,u8 shutdown);
		extern void ieee80211_softmac_start_protocol(struct ieee80211_device *ieee);
		extern void ieee80211_softmac_stop_protocol(struct ieee80211_device *ieee);
		extern void ieee80211_softmac_stop_protocol(struct ieee80211_device *ieee,u8 shutdown);
		extern void ieee80211_reset_queue(struct ieee80211_device *ieee);
		extern void ieee80211_rtl_wake_queue(struct ieee80211_device *ieee);
		extern void ieee80211_rtl_stop_queue(struct ieee80211_device *ieee);
		@@ -2795,5 +2941,7 @@ extern int ieee80211_parse_info_param(struct ieee80211_device *ieee,
		struct ieee80211_rx_stats *stats);

		void ieee80211_indicate_packets(struct ieee80211_device ieee, struct ieee80211_rxb* prxbIndicateArray,u8 index);
		void ieee80211_sta_ps_send_null_frame(struct ieee80211_device *ieee, short pwr);
		void ieee80211_sta_ps_send_pspoll_frame(struct ieee80211_device *ieee);
		#define RT_ASOC_RETRY_LIMIT 5
		#endif /* IEEE80211_H */

drivers/staging/rtl8192e/ieee80211/ieee80211_crypt_ccmp.c

+3 −3

Original line number	Diff line number	Diff line
		@@ -361,9 +361,9 @@ static int ieee80211_ccmp_decrypt(struct sk_buff skb, int hdr_len, void priv)

		if (memcmp(pn, key->rx_pn, CCMP_PN_LEN) <= 0) {
		if (net_ratelimit()) {
		printk(KERN_DEBUG "CCMP: replay detected: STA=%pM"
		" previous PN %pm received PN %pm\n",
		hdr->addr2, key->rx_pn, pn);
		//printk(KERN_DEBUG "CCMP: replay detected: STA=%pM"
		// " previous PN %pm received PN %pm\n",
		// hdr->addr2, key->rx_pn, pn);
		}
		key->dot11RSNAStatsCCMPReplays++;
		return -4;

drivers/staging/rtl8192e/ieee80211/ieee80211_rx.c

+92 −4

Original line number	Diff line number	Diff line
		@@ -312,6 +312,17 @@ static int ieee80211_is_eapol_frame(struct ieee80211_device *ieee,
		if (skb->len < 24)
		return 0;

		#if 1
		if (ieee->hwsec_active)
		{
		cb_desc tcb_desc = (cb_desc )(skb->cb+ MAX_DEV_ADDR_SIZE);
		tcb_desc->bHwSec = 1;

		if(ieee->need_sw_enc)
		tcb_desc->bHwSec = 0;
		}
		#endif

		hdr = (struct ieee80211_hdr_4addr *) skb->data;
		fc = le16_to_cpu(hdr->frame_ctl);

		@@ -406,6 +417,10 @@ ieee80211_rx_frame_decrypt_msdu(struct ieee80211_device* ieee, struct sk_buff *s
		{
		cb_desc tcb_desc = (cb_desc )(skb->cb+ MAX_DEV_ADDR_SIZE);
		tcb_desc->bHwSec = 1;

		if(ieee->need_sw_enc)
		tcb_desc->bHwSec = 0;

		}

		hdr = (struct ieee80211_hdr_4addr *) skb->data;
		@@ -799,7 +814,7 @@ void RxReorderIndicatePacket( struct ieee80211_device *ieee,
		#endif
		}

		u8 parse_subframe(struct sk_buff *skb,
		u8 parse_subframe(struct ieee80211_device* ieee,struct sk_buff *skb,
		struct ieee80211_rx_stats *rx_stats,
		struct ieee80211_rxb rxb,u8 src,u8* dst)
		{
		@@ -839,6 +854,7 @@ u8 parse_subframe(struct sk_buff *skb,
		}

		skb_pull(skb, LLCOffset);
		ieee->bIsAggregateFrame = bIsAggregateFrame;//added by amy for Leisure PS

		if(!bIsAggregateFrame) {
		rxb->nr_subframes = 1;
		@@ -940,6 +956,7 @@ int ieee80211_rtl_rx(struct ieee80211_device ieee, struct sk_buff skb,
		u8 TID = 0;
		u16 SeqNum = 0;
		PRX_TS_RECORD pTS = NULL;
		bool unicast_packet = false;
		//bool bIsAggregateFrame = false;
		//added by amy for reorder
		#ifdef NOT_YET
		@@ -1215,6 +1232,24 @@ int ieee80211_rtl_rx(struct ieee80211_device ieee, struct sk_buff skb,
		if (memcmp(bssid, ieee->current_network.bssid, ETH_ALEN))
		goto rx_dropped;

		#ifdef ENABLE_LPS
		if ((ieee->iw_mode == IW_MODE_INFRA) && (ieee->sta_sleep == 1)
		&& (ieee->polling)) {
		if (WLAN_FC_MORE_DATA(fc)) {
		/* more data bit is set, let's request a new frame from the AP */
		ieee80211_sta_ps_send_pspoll_frame(ieee);
		} else {
		ieee->polling = false;
		}
		}
		#endif

		ieee->need_sw_enc = 0;

		if((!rx_stats->Decrypted)){
		ieee->need_sw_enc = 1;
		}

		/* skb: hdr + (possibly fragmented, possibly encrypted) payload */

		if (ieee->host_decrypt && (fc & IEEE80211_FCTL_WEP) &&
		@@ -1296,6 +1331,9 @@ int ieee80211_rtl_rx(struct ieee80211_device ieee, struct sk_buff skb,
		ieee->LinkDetectInfo.NumRxOkInPeriod++;

		hdr = (struct ieee80211_hdr_4addr *) skb->data;
		if((!is_multicast_ether_addr(hdr->addr1)) && (!is_broadcast_ether_addr(hdr->addr1)))
		unicast_packet = true;

		if (crypt && !(fc & IEEE80211_FCTL_WEP) && !ieee->open_wep) {
		if (/ieee->ieee802_1x &&/
		ieee80211_is_eapol_frame(ieee, skb, hdrlen)) {
		@@ -1367,7 +1405,7 @@ int ieee80211_rtl_rx(struct ieee80211_device ieee, struct sk_buff skb,
		}
		/* to parse amsdu packets */
		/* qos data packets & reserved bit is 1 */
		if(parse_subframe(skb,rx_stats,rxb,src,dst) == 0) {
		if(parse_subframe(ieee, skb,rx_stats,rxb,src,dst) == 0) {
		/* only to free rxb, and not submit the packets to upper layer */
		for(i =0; i < rxb->nr_subframes; i++) {
		dev_kfree_skb(rxb->subframes[i]);
		@@ -1377,6 +1415,32 @@ int ieee80211_rtl_rx(struct ieee80211_device ieee, struct sk_buff skb,
		goto rx_dropped;
		}

		#ifdef ENABLE_LPS
		if(unicast_packet)
		{
		if (type == IEEE80211_FTYPE_DATA)
		{

		if(ieee->bIsAggregateFrame)
		ieee->LinkDetectInfo.NumRxUnicastOkInPeriod+=rxb->nr_subframes;
		else
		ieee->LinkDetectInfo.NumRxUnicastOkInPeriod++;

		// 2009.03.03 Leave DC mode immediately when detect high traffic
		// DbgPrint("ending Seq %d\n", Frame_SeqNum(pduOS));
		if((ieee->state == IEEE80211_LINKED) /&& !MgntInitAdapterInProgress(pMgntInfo)/)
		{
		if( ((ieee->LinkDetectInfo.NumRxUnicastOkInPeriod +ieee->LinkDetectInfo.NumTxOkInPeriod) > 8 ) \|\|
		(ieee->LinkDetectInfo.NumRxUnicastOkInPeriod > 2) )
		{
		if(ieee->LeisurePSLeave)
		ieee->LeisurePSLeave(dev);
		}
		}
		}
		}
		#endif

		ieee->last_rx_ps_time = jiffies;
		//added by amy for reorder
		if(ieee->pHTInfo->bCurRxReorderEnable == false \|\|pTS == NULL){
		@@ -2013,12 +2077,22 @@ int ieee80211_parse_info_param(struct ieee80211_device *ieee,
		info_element->data[1] == 0x13 &&
		info_element->data[2] == 0x74))
		{
		printk("========>%s(): athros AP is exist\n",__FUNCTION__);
		//printk("========>%s(): athros AP is exist\n",__FUNCTION__);
		network->atheros_cap_exist = true;
		}
		else
		network->atheros_cap_exist = false;

		if ((info_element->len >= 3 &&
		info_element->data[0] == 0x00 &&
		info_element->data[1] == 0x50 &&
		info_element->data[2] == 0x43) )
		{
		network->marvell_cap_exist = true;
		//printk("========>%s(): marvel AP is exist\n",__FUNCTION__);
		}


		if(info_element->len >= 3 &&
		info_element->data[0] == 0x00 &&
		info_element->data[1] == 0x40 &&
		@@ -2219,7 +2293,8 @@ int ieee80211_parse_info_param(struct ieee80211_device *ieee,
		}

		if(!network->atheros_cap_exist && !network->broadcom_cap_exist &&
		!network->cisco_cap_exist && !network->ralink_cap_exist && !network->bssht.bdRT2RTAggregation)
		!network->cisco_cap_exist && !network->ralink_cap_exist && !network->bssht.bdRT2RTAggregation &&
		!network->marvell_cap_exist)
		{
		network->unknown_cap_exist = true;
		}
		@@ -2333,6 +2408,7 @@ static inline int ieee80211_network_init(
		network->broadcom_cap_exist = false;
		network->ralink_cap_exist = false;
		network->atheros_cap_exist = false;
		network->marvell_cap_exist = false;
		network->cisco_cap_exist = false;
		network->unknown_cap_exist = false;
		#ifdef THOMAS_TURBO
		@@ -2463,6 +2539,7 @@ static inline void update_network(struct ieee80211_network *dst,
		dst->broadcom_cap_exist = src->broadcom_cap_exist;
		dst->ralink_cap_exist = src->ralink_cap_exist;
		dst->atheros_cap_exist = src->atheros_cap_exist;
		dst->marvell_cap_exist = src->marvell_cap_exist;
		dst->cisco_cap_exist = src->cisco_cap_exist;
		dst->unknown_cap_exist = src->unknown_cap_exist;
		memcpy(dst->wpa_ie, src->wpa_ie, src->wpa_ie_len);
		@@ -2761,12 +2838,14 @@ void ieee80211_rx_mgt(struct ieee80211_device *ieee,
		struct ieee80211_hdr_4addr *header,
		struct ieee80211_rx_stats *stats)
		{
		#if 0
		if(ieee->sta_sleep \|\| (ieee->ps != IEEE80211_PS_DISABLED &&
		ieee->iw_mode == IW_MODE_INFRA &&
		ieee->state == IEEE80211_LINKED))
		{
		tasklet_schedule(&ieee->ps_task);
		}
		#endif

		if(WLAN_FC_GET_STYPE(header->frame_ctl) != IEEE80211_STYPE_PROBE_RESP &&
		WLAN_FC_GET_STYPE(header->frame_ctl) != IEEE80211_STYPE_BEACON)
		@@ -2780,6 +2859,15 @@ void ieee80211_rx_mgt(struct ieee80211_device *ieee,
		IEEE80211_DEBUG_SCAN("Beacon\n");
		ieee80211_process_probe_response(
		ieee, (struct ieee80211_probe_response *)header, stats);

		//printk("----------->%s()\n", __func__);
		if(ieee->sta_sleep \|\| (ieee->ps != IEEE80211_PS_DISABLED &&
		ieee->iw_mode == IW_MODE_INFRA &&
		ieee->state == IEEE80211_LINKED))
		{
		tasklet_schedule(&ieee->ps_task);
		}

		break;

		case IEEE80211_STYPE_PROBE_RESP:

drivers/staging/rtl8192e/ieee80211/ieee80211_softmac.c

+199 −45

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