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authorLinus Torvalds <torvalds@linux-foundation.org>2017-05-05 18:16:23 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2017-05-05 18:16:23 -0700
commitc6a677c6f37bb7abc85ba7e3465e82b9f7eb1d91 (patch)
tree9d0d4bb2e150837297cddc5be7f1b4950e9ab228 /drivers/staging/rtl8723bs/core/rtw_wlan_util.c
parente87d51ac61f88ae44fe14b34abe08566032d726b (diff)
parent11270059e8d0b6f80801fac910c4ef751ca05c4c (diff)
downloadop-kernel-dev-c6a677c6f37bb7abc85ba7e3465e82b9f7eb1d91.zip
op-kernel-dev-c6a677c6f37bb7abc85ba7e3465e82b9f7eb1d91.tar.gz
Merge tag 'staging-4.12-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging
Pull staging/IIO updates from Greg KH: "Here is the big staging tree update for 4.12-rc1. It's a big one, adding about 350k new lines of crap^Wcode, mostly all in a big dump of media drivers from Intel. But there's other new drivers in here as well, yet-another-wifi driver, new IIO drivers, and a new crypto accelerator. We also deleted a bunch of stuff, mostly in patch cleanups, but also the Android ION code has shrunk a lot, and the Android low memory killer driver was finally deleted, much to the celebration of the -mm developers. All of these have been in linux-next with a few build issues that will show up when you merge to your tree" Merge conflicts in the new rtl8723bs driver (due to the wifi changes this merge window) handled as per linux-next, courtesy of Stephen Rothwell. * tag 'staging-4.12-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging: (1182 commits) staging: fsl-mc/dpio: add cpu <--> LE conversion for dpaa2_fd staging: ks7010: remove line continuations in quoted strings staging: vt6656: use tabs instead of spaces staging: android: ion: Fix unnecessary initialization of static variable staging: media: atomisp: fix range checking on clk_num staging: media: atomisp: fix misspelled word in comment staging: media: atomisp: kmap() can't fail staging: atomisp: remove #ifdef for runtime PM functions staging: atomisp: satm include directory is gone atomisp: remove some more unused files atomisp: remove hmm_load/store/clear indirections atomisp: kill off mmgr_free atomisp: clean up the hmm init/cleanup indirections atomisp: handle allocation calls before init in the hmm layer staging: fsl-dpaa2/eth: Add maintainer for Ethernet driver staging: fsl-dpaa2/eth: Add TODO file staging: fsl-dpaa2/eth: Add trace points staging: fsl-dpaa2/eth: Add driver specific stats staging: fsl-dpaa2/eth: Add ethtool support staging: fsl-dpaa2/eth: Add Freescale DPAA2 Ethernet driver ...
Diffstat (limited to 'drivers/staging/rtl8723bs/core/rtw_wlan_util.c')
-rw-r--r--drivers/staging/rtl8723bs/core/rtw_wlan_util.c2328
1 files changed, 2328 insertions, 0 deletions
diff --git a/drivers/staging/rtl8723bs/core/rtw_wlan_util.c b/drivers/staging/rtl8723bs/core/rtw_wlan_util.c
new file mode 100644
index 0000000..f485f54
--- /dev/null
+++ b/drivers/staging/rtl8723bs/core/rtw_wlan_util.c
@@ -0,0 +1,2328 @@
+/******************************************************************************
+ *
+ * Copyright(c) 2007 - 2012 Realtek Corporation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * 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.
+ *
+ ******************************************************************************/
+#define _RTW_WLAN_UTIL_C_
+
+#include <drv_types.h>
+#include <rtw_debug.h>
+#include <hal_com_h2c.h>
+
+#if defined(CONFIG_WOWLAN) || defined(CONFIG_AP_WOWLAN)
+#include <linux/inetdevice.h>
+#endif
+
+static unsigned char ARTHEROS_OUI1[] = {0x00, 0x03, 0x7f};
+static unsigned char ARTHEROS_OUI2[] = {0x00, 0x13, 0x74};
+
+static unsigned char BROADCOM_OUI1[] = {0x00, 0x10, 0x18};
+static unsigned char BROADCOM_OUI2[] = {0x00, 0x0a, 0xf7};
+static unsigned char BROADCOM_OUI3[] = {0x00, 0x05, 0xb5};
+
+static unsigned char CISCO_OUI[] = {0x00, 0x40, 0x96};
+static unsigned char MARVELL_OUI[] = {0x00, 0x50, 0x43};
+static unsigned char RALINK_OUI[] = {0x00, 0x0c, 0x43};
+static unsigned char REALTEK_OUI[] = {0x00, 0xe0, 0x4c};
+static unsigned char AIRGOCAP_OUI[] = {0x00, 0x0a, 0xf5};
+static unsigned char RSN_TKIP_CIPHER[4] = {0x00, 0x0f, 0xac, 0x02};
+static unsigned char WPA_TKIP_CIPHER[4] = {0x00, 0x50, 0xf2, 0x02};
+
+extern unsigned char RTW_WPA_OUI[];
+extern unsigned char WPA_TKIP_CIPHER[4];
+
+#define R2T_PHY_DELAY (0)
+
+/* define WAIT_FOR_BCN_TO_MIN (3000) */
+#define WAIT_FOR_BCN_TO_MIN (6000)
+#define WAIT_FOR_BCN_TO_MAX (20000)
+
+#define DISCONNECT_BY_CHK_BCN_FAIL_OBSERV_PERIOD_IN_MS 1000
+#define DISCONNECT_BY_CHK_BCN_FAIL_THRESHOLD 3
+
+static u8 rtw_basic_rate_cck[4] = {
+ IEEE80211_CCK_RATE_1MB|IEEE80211_BASIC_RATE_MASK, IEEE80211_CCK_RATE_2MB|IEEE80211_BASIC_RATE_MASK,
+ IEEE80211_CCK_RATE_5MB|IEEE80211_BASIC_RATE_MASK, IEEE80211_CCK_RATE_11MB|IEEE80211_BASIC_RATE_MASK
+};
+
+static u8 rtw_basic_rate_ofdm[3] = {
+ IEEE80211_OFDM_RATE_6MB|IEEE80211_BASIC_RATE_MASK, IEEE80211_OFDM_RATE_12MB|IEEE80211_BASIC_RATE_MASK,
+ IEEE80211_OFDM_RATE_24MB|IEEE80211_BASIC_RATE_MASK
+};
+
+int cckrates_included(unsigned char *rate, int ratelen)
+{
+ int i;
+
+ for (i = 0; i < ratelen; i++) {
+ if ((((rate[i]) & 0x7f) == 2) || (((rate[i]) & 0x7f) == 4) ||
+ (((rate[i]) & 0x7f) == 11) || (((rate[i]) & 0x7f) == 22))
+ return true;
+ }
+
+ return false;
+
+}
+
+int cckratesonly_included(unsigned char *rate, int ratelen)
+{
+ int i;
+
+ for (i = 0; i < ratelen; i++) {
+ if ((((rate[i]) & 0x7f) != 2) && (((rate[i]) & 0x7f) != 4) &&
+ (((rate[i]) & 0x7f) != 11) && (((rate[i]) & 0x7f) != 22))
+ return false;
+ }
+
+ return true;
+}
+
+u8 networktype_to_raid_ex(struct adapter *adapter, struct sta_info *psta)
+{
+ u8 raid, cur_rf_type, rf_type = RF_1T1R;
+
+ rtw_hal_get_hwreg(adapter, HW_VAR_RF_TYPE, (u8 *)(&cur_rf_type));
+
+ if (cur_rf_type == RF_1T1R) {
+ rf_type = RF_1T1R;
+ } else if (IsSupportedVHT(psta->wireless_mode)) {
+ if (psta->ra_mask & 0xffc00000)
+ rf_type = RF_2T2R;
+ } else if (IsSupportedHT(psta->wireless_mode)) {
+ if (psta->ra_mask & 0xfff00000)
+ rf_type = RF_2T2R;
+ }
+
+ switch (psta->wireless_mode) {
+ case WIRELESS_11B:
+ raid = RATEID_IDX_B;
+ break;
+ case WIRELESS_11A:
+ case WIRELESS_11G:
+ raid = RATEID_IDX_G;
+ break;
+ case WIRELESS_11BG:
+ raid = RATEID_IDX_BG;
+ break;
+ case WIRELESS_11_24N:
+ case WIRELESS_11_5N:
+ case WIRELESS_11A_5N:
+ case WIRELESS_11G_24N:
+ if (rf_type == RF_2T2R)
+ raid = RATEID_IDX_GN_N2SS;
+ else
+ raid = RATEID_IDX_GN_N1SS;
+ break;
+ case WIRELESS_11B_24N:
+ case WIRELESS_11BG_24N:
+ if (psta->bw_mode == CHANNEL_WIDTH_20) {
+ if (rf_type == RF_2T2R)
+ raid = RATEID_IDX_BGN_20M_2SS_BN;
+ else
+ raid = RATEID_IDX_BGN_20M_1SS_BN;
+ } else {
+ if (rf_type == RF_2T2R)
+ raid = RATEID_IDX_BGN_40M_2SS;
+ else
+ raid = RATEID_IDX_BGN_40M_1SS;
+ }
+ break;
+ default:
+ raid = RATEID_IDX_BGN_40M_2SS;
+ break;
+
+ }
+ return raid;
+
+}
+
+unsigned char ratetbl_val_2wifirate(unsigned char rate);
+unsigned char ratetbl_val_2wifirate(unsigned char rate)
+{
+ unsigned char val = 0;
+
+ switch (rate & 0x7f) {
+ case 0:
+ val = IEEE80211_CCK_RATE_1MB;
+ break;
+
+ case 1:
+ val = IEEE80211_CCK_RATE_2MB;
+ break;
+
+ case 2:
+ val = IEEE80211_CCK_RATE_5MB;
+ break;
+
+ case 3:
+ val = IEEE80211_CCK_RATE_11MB;
+ break;
+
+ case 4:
+ val = IEEE80211_OFDM_RATE_6MB;
+ break;
+
+ case 5:
+ val = IEEE80211_OFDM_RATE_9MB;
+ break;
+
+ case 6:
+ val = IEEE80211_OFDM_RATE_12MB;
+ break;
+
+ case 7:
+ val = IEEE80211_OFDM_RATE_18MB;
+ break;
+
+ case 8:
+ val = IEEE80211_OFDM_RATE_24MB;
+ break;
+
+ case 9:
+ val = IEEE80211_OFDM_RATE_36MB;
+ break;
+
+ case 10:
+ val = IEEE80211_OFDM_RATE_48MB;
+ break;
+
+ case 11:
+ val = IEEE80211_OFDM_RATE_54MB;
+ break;
+
+ }
+
+ return val;
+
+}
+
+int is_basicrate(struct adapter *padapter, unsigned char rate);
+int is_basicrate(struct adapter *padapter, unsigned char rate)
+{
+ int i;
+ unsigned char val;
+ struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+
+ for (i = 0; i < NumRates; i++) {
+ val = pmlmeext->basicrate[i];
+
+ if ((val != 0xff) && (val != 0xfe))
+ if (rate == ratetbl_val_2wifirate(val))
+ return true;
+ }
+
+ return false;
+}
+
+unsigned int ratetbl2rateset(struct adapter *padapter, unsigned char *rateset);
+unsigned int ratetbl2rateset(struct adapter *padapter, unsigned char *rateset)
+{
+ int i;
+ unsigned char rate;
+ unsigned int len = 0;
+ struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+
+ for (i = 0; i < NumRates; i++) {
+ rate = pmlmeext->datarate[i];
+
+ switch (rate) {
+ case 0xff:
+ return len;
+
+ case 0xfe:
+ continue;
+
+ default:
+ rate = ratetbl_val_2wifirate(rate);
+
+ if (is_basicrate(padapter, rate) == true)
+ rate |= IEEE80211_BASIC_RATE_MASK;
+
+ rateset[len] = rate;
+ len++;
+ break;
+ }
+ }
+ return len;
+}
+
+void get_rate_set(struct adapter *padapter, unsigned char *pbssrate, int *bssrate_len)
+{
+ unsigned char supportedrates[NumRates];
+
+ memset(supportedrates, 0, NumRates);
+ *bssrate_len = ratetbl2rateset(padapter, supportedrates);
+ memcpy(pbssrate, supportedrates, *bssrate_len);
+}
+
+void set_mcs_rate_by_mask(u8 *mcs_set, u32 mask)
+{
+ u8 mcs_rate_1r = (u8)(mask&0xff);
+ u8 mcs_rate_2r = (u8)((mask>>8)&0xff);
+ u8 mcs_rate_3r = (u8)((mask>>16)&0xff);
+ u8 mcs_rate_4r = (u8)((mask>>24)&0xff);
+
+ mcs_set[0] &= mcs_rate_1r;
+ mcs_set[1] &= mcs_rate_2r;
+ mcs_set[2] &= mcs_rate_3r;
+ mcs_set[3] &= mcs_rate_4r;
+}
+
+void UpdateBrateTbl(struct adapter *Adapter, u8 *mBratesOS)
+{
+ u8 i;
+ u8 rate;
+
+ /* 1M, 2M, 5.5M, 11M, 6M, 12M, 24M are mandatory. */
+ for (i = 0; i < NDIS_802_11_LENGTH_RATES_EX; i++) {
+ rate = mBratesOS[i] & 0x7f;
+ switch (rate) {
+ case IEEE80211_CCK_RATE_1MB:
+ case IEEE80211_CCK_RATE_2MB:
+ case IEEE80211_CCK_RATE_5MB:
+ case IEEE80211_CCK_RATE_11MB:
+ case IEEE80211_OFDM_RATE_6MB:
+ case IEEE80211_OFDM_RATE_12MB:
+ case IEEE80211_OFDM_RATE_24MB:
+ mBratesOS[i] |= IEEE80211_BASIC_RATE_MASK;
+ break;
+ }
+ }
+
+}
+
+void UpdateBrateTblForSoftAP(u8 *bssrateset, u32 bssratelen)
+{
+ u8 i;
+ u8 rate;
+
+ for (i = 0; i < bssratelen; i++) {
+ rate = bssrateset[i] & 0x7f;
+ switch (rate) {
+ case IEEE80211_CCK_RATE_1MB:
+ case IEEE80211_CCK_RATE_2MB:
+ case IEEE80211_CCK_RATE_5MB:
+ case IEEE80211_CCK_RATE_11MB:
+ bssrateset[i] |= IEEE80211_BASIC_RATE_MASK;
+ break;
+ }
+ }
+
+}
+
+void Save_DM_Func_Flag(struct adapter *padapter)
+{
+ u8 bSaveFlag = true;
+ rtw_hal_set_hwreg(padapter, HW_VAR_DM_FUNC_OP, (u8 *)(&bSaveFlag));
+}
+
+void Restore_DM_Func_Flag(struct adapter *padapter)
+{
+ u8 bSaveFlag = false;
+ rtw_hal_set_hwreg(padapter, HW_VAR_DM_FUNC_OP, (u8 *)(&bSaveFlag));
+}
+
+void Switch_DM_Func(struct adapter *padapter, u32 mode, u8 enable)
+{
+ if (enable == true)
+ rtw_hal_set_hwreg(padapter, HW_VAR_DM_FUNC_SET, (u8 *)(&mode));
+ else
+ rtw_hal_set_hwreg(padapter, HW_VAR_DM_FUNC_CLR, (u8 *)(&mode));
+}
+
+static void Set_NETYPE0_MSR(struct adapter *padapter, u8 type)
+{
+ rtw_hal_set_hwreg(padapter, HW_VAR_MEDIA_STATUS, (u8 *)(&type));
+}
+
+void Set_MSR(struct adapter *padapter, u8 type)
+{
+ Set_NETYPE0_MSR(padapter, type);
+}
+
+inline u8 rtw_get_oper_ch(struct adapter *adapter)
+{
+ return adapter_to_dvobj(adapter)->oper_channel;
+}
+
+inline void rtw_set_oper_ch(struct adapter *adapter, u8 ch)
+{
+#ifdef DBG_CH_SWITCH
+ const int len = 128;
+ char msg[128] = {0};
+ int cnt = 0;
+ int i = 0;
+#endif /* DBG_CH_SWITCH */
+ struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
+
+ if (dvobj->oper_channel != ch) {
+ dvobj->on_oper_ch_time = jiffies;
+
+#ifdef DBG_CH_SWITCH
+ cnt += snprintf(msg+cnt, len-cnt, "switch to ch %3u", ch);
+
+ for (i = 0; i < dvobj->iface_nums; i++) {
+ struct adapter *iface = dvobj->padapters[i];
+ cnt += snprintf(msg+cnt, len-cnt, " ["ADPT_FMT":", ADPT_ARG(iface));
+ if (iface->mlmeextpriv.cur_channel == ch)
+ cnt += snprintf(msg+cnt, len-cnt, "C");
+ else
+ cnt += snprintf(msg+cnt, len-cnt, "_");
+ if (iface->wdinfo.listen_channel == ch && !rtw_p2p_chk_state(&iface->wdinfo, P2P_STATE_NONE))
+ cnt += snprintf(msg+cnt, len-cnt, "L");
+ else
+ cnt += snprintf(msg+cnt, len-cnt, "_");
+ cnt += snprintf(msg+cnt, len-cnt, "]");
+ }
+
+ DBG_871X(FUNC_ADPT_FMT" %s\n", FUNC_ADPT_ARG(adapter), msg);
+#endif /* DBG_CH_SWITCH */
+ }
+
+ dvobj->oper_channel = ch;
+}
+
+inline u8 rtw_get_oper_bw(struct adapter *adapter)
+{
+ return adapter_to_dvobj(adapter)->oper_bwmode;
+}
+
+inline void rtw_set_oper_bw(struct adapter *adapter, u8 bw)
+{
+ adapter_to_dvobj(adapter)->oper_bwmode = bw;
+}
+
+inline u8 rtw_get_oper_choffset(struct adapter *adapter)
+{
+ return adapter_to_dvobj(adapter)->oper_ch_offset;
+}
+
+inline void rtw_set_oper_choffset(struct adapter *adapter, u8 offset)
+{
+ adapter_to_dvobj(adapter)->oper_ch_offset = offset;
+}
+
+u8 rtw_get_center_ch(u8 channel, u8 chnl_bw, u8 chnl_offset)
+{
+ u8 center_ch = channel;
+
+ if (chnl_bw == CHANNEL_WIDTH_80) {
+ if ((channel == 36) || (channel == 40) || (channel == 44) || (channel == 48))
+ center_ch = 42;
+ if ((channel == 52) || (channel == 56) || (channel == 60) || (channel == 64))
+ center_ch = 58;
+ if ((channel == 100) || (channel == 104) || (channel == 108) || (channel == 112))
+ center_ch = 106;
+ if ((channel == 116) || (channel == 120) || (channel == 124) || (channel == 128))
+ center_ch = 122;
+ if ((channel == 132) || (channel == 136) || (channel == 140) || (channel == 144))
+ center_ch = 138;
+ if ((channel == 149) || (channel == 153) || (channel == 157) || (channel == 161))
+ center_ch = 155;
+ else if (channel <= 14)
+ center_ch = 7;
+ } else if (chnl_bw == CHANNEL_WIDTH_40) {
+ if (chnl_offset == HAL_PRIME_CHNL_OFFSET_LOWER)
+ center_ch = channel + 2;
+ else
+ center_ch = channel - 2;
+ }
+
+ return center_ch;
+}
+
+inline unsigned long rtw_get_on_cur_ch_time(struct adapter *adapter)
+{
+ if (adapter->mlmeextpriv.cur_channel == adapter_to_dvobj(adapter)->oper_channel)
+ return adapter_to_dvobj(adapter)->on_oper_ch_time;
+ else
+ return 0;
+}
+
+void SelectChannel(struct adapter *padapter, unsigned char channel)
+{
+ if (mutex_lock_interruptible(&(adapter_to_dvobj(padapter)->setch_mutex)))
+ return;
+
+ /* saved channel info */
+ rtw_set_oper_ch(padapter, channel);
+
+ rtw_hal_set_chan(padapter, channel);
+
+ mutex_unlock(&(adapter_to_dvobj(padapter)->setch_mutex));
+}
+
+void set_channel_bwmode(struct adapter *padapter, unsigned char channel, unsigned char channel_offset, unsigned short bwmode)
+{
+ u8 center_ch, chnl_offset80 = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
+
+ if (padapter->bNotifyChannelChange)
+ DBG_871X("[%s] ch = %d, offset = %d, bwmode = %d\n", __func__, channel, channel_offset, bwmode);
+
+ center_ch = rtw_get_center_ch(channel, bwmode, channel_offset);
+
+ if (bwmode == CHANNEL_WIDTH_80) {
+ if (center_ch > channel)
+ chnl_offset80 = HAL_PRIME_CHNL_OFFSET_LOWER;
+ else if (center_ch < channel)
+ chnl_offset80 = HAL_PRIME_CHNL_OFFSET_UPPER;
+ else
+ chnl_offset80 = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
+ }
+
+ /* set Channel */
+ if (mutex_lock_interruptible(&(adapter_to_dvobj(padapter)->setch_mutex)))
+ return;
+
+ /* saved channel/bw info */
+ rtw_set_oper_ch(padapter, channel);
+ rtw_set_oper_bw(padapter, bwmode);
+ rtw_set_oper_choffset(padapter, channel_offset);
+
+ rtw_hal_set_chnl_bw(padapter, center_ch, bwmode, channel_offset, chnl_offset80); /* set center channel */
+
+ mutex_unlock(&(adapter_to_dvobj(padapter)->setch_mutex));
+}
+
+__inline u8 *get_my_bssid(struct wlan_bssid_ex *pnetwork)
+{
+ return pnetwork->MacAddress;
+}
+
+u16 get_beacon_interval(struct wlan_bssid_ex *bss)
+{
+ __le16 val;
+ memcpy((unsigned char *)&val, rtw_get_beacon_interval_from_ie(bss->IEs), 2);
+
+ return le16_to_cpu(val);
+
+}
+
+int is_client_associated_to_ap(struct adapter *padapter)
+{
+ struct mlme_ext_priv *pmlmeext;
+ struct mlme_ext_info *pmlmeinfo;
+
+ if (!padapter)
+ return _FAIL;
+
+ pmlmeext = &padapter->mlmeextpriv;
+ pmlmeinfo = &(pmlmeext->mlmext_info);
+
+ if ((pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) && ((pmlmeinfo->state&0x03) == WIFI_FW_STATION_STATE))
+ return true;
+ else
+ return _FAIL;
+}
+
+int is_client_associated_to_ibss(struct adapter *padapter)
+{
+ struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+ struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+
+ if ((pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) && ((pmlmeinfo->state&0x03) == WIFI_FW_ADHOC_STATE))
+ return true;
+ else
+ return _FAIL;
+}
+
+int is_IBSS_empty(struct adapter *padapter)
+{
+ unsigned int i;
+ struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+ struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+
+ for (i = IBSS_START_MAC_ID; i < NUM_STA; i++) {
+ if (pmlmeinfo->FW_sta_info[i].status == 1)
+ return _FAIL;
+ }
+
+ return true;
+
+}
+
+unsigned int decide_wait_for_beacon_timeout(unsigned int bcn_interval)
+{
+ if ((bcn_interval << 2) < WAIT_FOR_BCN_TO_MIN)
+ return WAIT_FOR_BCN_TO_MIN;
+ else if ((bcn_interval << 2) > WAIT_FOR_BCN_TO_MAX)
+ return WAIT_FOR_BCN_TO_MAX;
+ else
+ return ((bcn_interval << 2));
+}
+
+void invalidate_cam_all(struct adapter *padapter)
+{
+ struct dvobj_priv *dvobj = adapter_to_dvobj(padapter);
+ struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
+
+ rtw_hal_set_hwreg(padapter, HW_VAR_CAM_INVALID_ALL, NULL);
+
+ spin_lock_bh(&cam_ctl->lock);
+ cam_ctl->bitmap = 0;
+ memset(dvobj->cam_cache, 0, sizeof(struct cam_entry_cache)*TOTAL_CAM_ENTRY);
+ spin_unlock_bh(&cam_ctl->lock);
+}
+
+static u32 _ReadCAM(struct adapter *padapter, u32 addr)
+{
+ u32 count = 0, cmd;
+ cmd = CAM_POLLINIG | addr;
+ rtw_write32(padapter, RWCAM, cmd);
+
+ do {
+ if (0 == (rtw_read32(padapter, REG_CAMCMD) & CAM_POLLINIG))
+ break;
+ } while (count++ < 100);
+
+ return rtw_read32(padapter, REG_CAMREAD);
+}
+void read_cam(struct adapter *padapter, u8 entry, u8 *get_key)
+{
+ u32 j, addr, cmd;
+ addr = entry << 3;
+
+ /* DBG_8192C("********* DUMP CAM Entry_#%02d***************\n", entry); */
+ for (j = 0; j < 6; j++) {
+ cmd = _ReadCAM(padapter, addr+j);
+ /* DBG_8192C("offset:0x%02x => 0x%08x\n", addr+j, cmd); */
+ if (j > 1) /* get key from cam */
+ memcpy(get_key+(j-2)*4, &cmd, 4);
+ }
+ /* DBG_8192C("*********************************\n"); */
+}
+
+void _write_cam(struct adapter *padapter, u8 entry, u16 ctrl, u8 *mac, u8 *key)
+{
+ unsigned int i, val, addr;
+ int j;
+ u32 cam_val[2];
+
+ addr = entry << 3;
+
+ for (j = 5; j >= 0; j--) {
+ switch (j) {
+ case 0:
+ val = (ctrl | (mac[0] << 16) | (mac[1] << 24));
+ break;
+ case 1:
+ val = (mac[2] | (mac[3] << 8) | (mac[4] << 16) | (mac[5] << 24));
+ break;
+ default:
+ i = (j - 2) << 2;
+ val = (key[i] | (key[i+1] << 8) | (key[i+2] << 16) | (key[i+3] << 24));
+ break;
+ }
+
+ cam_val[0] = val;
+ cam_val[1] = addr + (unsigned int)j;
+
+ rtw_hal_set_hwreg(padapter, HW_VAR_CAM_WRITE, (u8 *)cam_val);
+ }
+}
+
+void _clear_cam_entry(struct adapter *padapter, u8 entry)
+{
+ unsigned char null_sta[] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
+ unsigned char null_key[] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
+
+ _write_cam(padapter, entry, 0, null_sta, null_key);
+}
+
+inline void write_cam(struct adapter *adapter, u8 id, u16 ctrl, u8 *mac, u8 *key)
+{
+ _write_cam(adapter, id, ctrl, mac, key);
+ write_cam_cache(adapter, id, ctrl, mac, key);
+}
+
+inline void clear_cam_entry(struct adapter *adapter, u8 id)
+{
+ _clear_cam_entry(adapter, id);
+ clear_cam_cache(adapter, id);
+}
+
+inline void write_cam_from_cache(struct adapter *adapter, u8 id)
+{
+ struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
+ struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
+ struct cam_entry_cache cache;
+
+ spin_lock_bh(&cam_ctl->lock);
+ memcpy(&cache, &dvobj->cam_cache[id], sizeof(struct cam_entry_cache));
+ spin_unlock_bh(&cam_ctl->lock);
+
+ _write_cam(adapter, id, cache.ctrl, cache.mac, cache.key);
+}
+
+void write_cam_cache(struct adapter *adapter, u8 id, u16 ctrl, u8 *mac, u8 *key)
+{
+ struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
+ struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
+
+ spin_lock_bh(&cam_ctl->lock);
+
+ dvobj->cam_cache[id].ctrl = ctrl;
+ memcpy(dvobj->cam_cache[id].mac, mac, ETH_ALEN);
+ memcpy(dvobj->cam_cache[id].key, key, 16);
+
+ spin_unlock_bh(&cam_ctl->lock);
+}
+
+void clear_cam_cache(struct adapter *adapter, u8 id)
+{
+ struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
+ struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
+
+ spin_lock_bh(&cam_ctl->lock);
+
+ memset(&(dvobj->cam_cache[id]), 0, sizeof(struct cam_entry_cache));
+
+ spin_unlock_bh(&cam_ctl->lock);
+}
+
+static bool _rtw_camid_is_gk(struct adapter *adapter, u8 cam_id)
+{
+ struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
+ struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
+ bool ret = false;
+
+ if (cam_id >= TOTAL_CAM_ENTRY)
+ goto exit;
+
+ if (!(cam_ctl->bitmap & BIT(cam_id)))
+ goto exit;
+
+ ret = (dvobj->cam_cache[cam_id].ctrl&BIT6)?true:false;
+
+exit:
+ return ret;
+}
+
+static s16 _rtw_camid_search(struct adapter *adapter, u8 *addr, s16 kid)
+{
+ struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
+ int i;
+ s16 cam_id = -1;
+
+ for (i = 0; i < TOTAL_CAM_ENTRY; i++) {
+ if (addr && memcmp(dvobj->cam_cache[i].mac, addr, ETH_ALEN))
+ continue;
+ if (kid >= 0 && kid != (dvobj->cam_cache[i].ctrl&0x03))
+ continue;
+
+ cam_id = i;
+ break;
+ }
+
+ if (addr)
+ DBG_871X(FUNC_ADPT_FMT" addr:"MAC_FMT" kid:%d, return cam_id:%d\n"
+ , FUNC_ADPT_ARG(adapter), MAC_ARG(addr), kid, cam_id);
+ else
+ DBG_871X(FUNC_ADPT_FMT" addr:%p kid:%d, return cam_id:%d\n"
+ , FUNC_ADPT_ARG(adapter), addr, kid, cam_id);
+
+ return cam_id;
+}
+
+s16 rtw_camid_search(struct adapter *adapter, u8 *addr, s16 kid)
+{
+ struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
+ struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
+ s16 cam_id = -1;
+
+ spin_lock_bh(&cam_ctl->lock);
+ cam_id = _rtw_camid_search(adapter, addr, kid);
+ spin_unlock_bh(&cam_ctl->lock);
+
+ return cam_id;
+}
+
+s16 rtw_camid_alloc(struct adapter *adapter, struct sta_info *sta, u8 kid)
+{
+ struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
+ struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
+ s16 cam_id = -1;
+ struct mlme_ext_info *mlmeinfo;
+
+ spin_lock_bh(&cam_ctl->lock);
+
+ mlmeinfo = &adapter->mlmeextpriv.mlmext_info;
+
+ if ((((mlmeinfo->state&0x03) == WIFI_FW_AP_STATE) || ((mlmeinfo->state&0x03) == WIFI_FW_ADHOC_STATE))
+ && !sta) {
+ /* AP/Ad-hoc mode group key: static alloction to default key by key ID */
+ if (kid > 3) {
+ DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT" group key with invalid key id:%u\n"
+ , FUNC_ADPT_ARG(adapter), kid);
+ rtw_warn_on(1);
+ goto bitmap_handle;
+ }
+
+ cam_id = kid;
+ } else {
+ int i;
+ u8 *addr = sta?sta->hwaddr:NULL;
+
+ if (!sta) {
+ if (!(mlmeinfo->state & WIFI_FW_ASSOC_SUCCESS)) {
+ /* bypass STA mode group key setting before connected(ex:WEP) because bssid is not ready */
+ goto bitmap_handle;
+ }
+
+ addr = get_bssid(&adapter->mlmepriv);
+ }
+
+ i = _rtw_camid_search(adapter, addr, kid);
+ if (i >= 0) {
+ /* Fix issue that pairwise and group key have same key id. Pairwise key first, group key can overwirte group only(ex: rekey) */
+ if (sta || _rtw_camid_is_gk(adapter, i) == true)
+ cam_id = i;
+ else
+ DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT" group key id:%u the same key id as pairwise key\n"
+ , FUNC_ADPT_ARG(adapter), kid);
+ goto bitmap_handle;
+ }
+
+ for (i = 4; i < TOTAL_CAM_ENTRY; i++)
+ if (!(cam_ctl->bitmap & BIT(i)))
+ break;
+
+ if (i == TOTAL_CAM_ENTRY) {
+ if (sta)
+ DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT" pairwise key with "MAC_FMT" id:%u no room\n"
+ , FUNC_ADPT_ARG(adapter), MAC_ARG(sta->hwaddr), kid);
+ else
+ DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT" group key id:%u no room\n"
+ , FUNC_ADPT_ARG(adapter), kid);
+ rtw_warn_on(1);
+ goto bitmap_handle;
+ }
+
+ cam_id = i;
+ }
+
+bitmap_handle:
+ if (cam_id >= 0 && cam_id < 32)
+ cam_ctl->bitmap |= BIT(cam_id);
+
+ spin_unlock_bh(&cam_ctl->lock);
+
+ return cam_id;
+}
+
+void rtw_camid_free(struct adapter *adapter, u8 cam_id)
+{
+ struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
+ struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
+
+ spin_lock_bh(&cam_ctl->lock);
+
+ if (cam_id < TOTAL_CAM_ENTRY)
+ cam_ctl->bitmap &= ~(BIT(cam_id));
+
+ spin_unlock_bh(&cam_ctl->lock);
+}
+
+int allocate_fw_sta_entry(struct adapter *padapter)
+{
+ unsigned int mac_id;
+ struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+ struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+
+ for (mac_id = IBSS_START_MAC_ID; mac_id < NUM_STA; mac_id++) {
+ if (pmlmeinfo->FW_sta_info[mac_id].status == 0) {
+ pmlmeinfo->FW_sta_info[mac_id].status = 1;
+ pmlmeinfo->FW_sta_info[mac_id].retry = 0;
+ break;
+ }
+ }
+
+ return mac_id;
+}
+
+void flush_all_cam_entry(struct adapter *padapter)
+{
+ struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+ struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+
+ invalidate_cam_all(padapter);
+ /* clear default key related key search setting */
+ rtw_hal_set_hwreg(padapter, HW_VAR_SEC_DK_CFG, (u8 *)false);
+
+ memset((u8 *)(pmlmeinfo->FW_sta_info), 0, sizeof(pmlmeinfo->FW_sta_info));
+
+}
+
+int WMM_param_handler(struct adapter *padapter, struct ndis_80211_var_ie *pIE)
+{
+ /* struct registry_priv *pregpriv = &padapter->registrypriv; */
+ struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
+ struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+ struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+
+ if (pmlmepriv->qospriv.qos_option == 0) {
+ pmlmeinfo->WMM_enable = 0;
+ return false;
+ }
+
+ if (!memcmp(&(pmlmeinfo->WMM_param), (pIE->data + 6), sizeof(struct WMM_para_element)))
+ return false;
+ else
+ memcpy(&(pmlmeinfo->WMM_param), (pIE->data + 6), sizeof(struct WMM_para_element));
+
+ pmlmeinfo->WMM_enable = 1;
+ return true;
+}
+
+void WMMOnAssocRsp(struct adapter *padapter)
+{
+ u8 ACI, ACM, AIFS, ECWMin, ECWMax, aSifsTime;
+ u8 acm_mask;
+ u16 TXOP;
+ u32 acParm, i;
+ u32 edca[4], inx[4];
+ struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+ struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+ struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
+ struct registry_priv *pregpriv = &padapter->registrypriv;
+
+ acm_mask = 0;
+
+ if (pmlmeext->cur_wireless_mode & WIRELESS_11_24N)
+ aSifsTime = 16;
+ else
+ aSifsTime = 10;
+
+ if (pmlmeinfo->WMM_enable == 0) {
+ padapter->mlmepriv.acm_mask = 0;
+
+ AIFS = aSifsTime + (2 * pmlmeinfo->slotTime);
+
+ if (pmlmeext->cur_wireless_mode & (WIRELESS_11G | WIRELESS_11A)) {
+ ECWMin = 4;
+ ECWMax = 10;
+ } else if (pmlmeext->cur_wireless_mode & WIRELESS_11B) {
+ ECWMin = 5;
+ ECWMax = 10;
+ } else {
+ ECWMin = 4;
+ ECWMax = 10;
+ }
+
+ TXOP = 0;
+ acParm = AIFS | (ECWMin << 8) | (ECWMax << 12) | (TXOP << 16);
+ rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BE, (u8 *)(&acParm));
+ rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BK, (u8 *)(&acParm));
+ rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VI, (u8 *)(&acParm));
+
+ ECWMin = 2;
+ ECWMax = 3;
+ TXOP = 0x2f;
+ acParm = AIFS | (ECWMin << 8) | (ECWMax << 12) | (TXOP << 16);
+ rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VO, (u8 *)(&acParm));
+ } else{
+ edca[0] = edca[1] = edca[2] = edca[3] = 0;
+
+ for (i = 0; i < 4; i++) {
+ ACI = (pmlmeinfo->WMM_param.ac_param[i].ACI_AIFSN >> 5) & 0x03;
+ ACM = (pmlmeinfo->WMM_param.ac_param[i].ACI_AIFSN >> 4) & 0x01;
+
+ /* AIFS = AIFSN * slot time + SIFS - r2t phy delay */
+ AIFS = (pmlmeinfo->WMM_param.ac_param[i].ACI_AIFSN & 0x0f) * pmlmeinfo->slotTime + aSifsTime;
+
+ ECWMin = (pmlmeinfo->WMM_param.ac_param[i].CW & 0x0f);
+ ECWMax = (pmlmeinfo->WMM_param.ac_param[i].CW & 0xf0) >> 4;
+ TXOP = le16_to_cpu(pmlmeinfo->WMM_param.ac_param[i].TXOP_limit);
+
+ acParm = AIFS | (ECWMin << 8) | (ECWMax << 12) | (TXOP << 16);
+
+ switch (ACI) {
+ case 0x0:
+ rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BE, (u8 *)(&acParm));
+ acm_mask |= (ACM ? BIT(1):0);
+ edca[XMIT_BE_QUEUE] = acParm;
+ break;
+
+ case 0x1:
+ rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BK, (u8 *)(&acParm));
+ /* acm_mask |= (ACM? BIT(0):0); */
+ edca[XMIT_BK_QUEUE] = acParm;
+ break;
+
+ case 0x2:
+ rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VI, (u8 *)(&acParm));
+ acm_mask |= (ACM ? BIT(2):0);
+ edca[XMIT_VI_QUEUE] = acParm;
+ break;
+
+ case 0x3:
+ rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VO, (u8 *)(&acParm));
+ acm_mask |= (ACM ? BIT(3):0);
+ edca[XMIT_VO_QUEUE] = acParm;
+ break;
+ }
+
+ DBG_871X("WMM(%x): %x, %x\n", ACI, ACM, acParm);
+ }
+
+ if (padapter->registrypriv.acm_method == 1)
+ rtw_hal_set_hwreg(padapter, HW_VAR_ACM_CTRL, (u8 *)(&acm_mask));
+ else
+ padapter->mlmepriv.acm_mask = acm_mask;
+
+ inx[0] = 0; inx[1] = 1; inx[2] = 2; inx[3] = 3;
+
+ if (pregpriv->wifi_spec == 1) {
+ u32 j, tmp, change_inx = false;
+
+ /* entry indx: 0->vo, 1->vi, 2->be, 3->bk. */
+ for (i = 0; i < 4; i++) {
+ for (j = i+1; j < 4; j++) {
+ /* compare CW and AIFS */
+ if ((edca[j] & 0xFFFF) < (edca[i] & 0xFFFF)) {
+ change_inx = true;
+ } else if ((edca[j] & 0xFFFF) == (edca[i] & 0xFFFF)) {
+ /* compare TXOP */
+ if ((edca[j] >> 16) > (edca[i] >> 16))
+ change_inx = true;
+ }
+
+ if (change_inx) {
+ tmp = edca[i];
+ edca[i] = edca[j];
+ edca[j] = tmp;
+
+ tmp = inx[i];
+ inx[i] = inx[j];
+ inx[j] = tmp;
+
+ change_inx = false;
+ }
+ }
+ }
+ }
+
+ for (i = 0; i < 4; i++) {
+ pxmitpriv->wmm_para_seq[i] = inx[i];
+ DBG_871X("wmm_para_seq(%d): %d\n", i, pxmitpriv->wmm_para_seq[i]);
+ }
+ }
+}
+
+static void bwmode_update_check(struct adapter *padapter, struct ndis_80211_var_ie *pIE)
+{
+ unsigned char new_bwmode;
+ unsigned char new_ch_offset;
+ struct HT_info_element *pHT_info;
+ struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
+ struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+ struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+ struct registry_priv *pregistrypriv = &padapter->registrypriv;
+ struct ht_priv *phtpriv = &pmlmepriv->htpriv;
+ u8 cbw40_enable = 0;
+
+ if (!pIE)
+ return;
+
+ if (phtpriv->ht_option == false)
+ return;
+
+ if (pmlmeext->cur_bwmode >= CHANNEL_WIDTH_80)
+ return;
+
+ if (pIE->Length > sizeof(struct HT_info_element))
+ return;
+
+ pHT_info = (struct HT_info_element *)pIE->data;
+
+ if (pmlmeext->cur_channel > 14) {
+ if ((pregistrypriv->bw_mode & 0xf0) > 0)
+ cbw40_enable = 1;
+ } else
+ if ((pregistrypriv->bw_mode & 0x0f) > 0)
+ cbw40_enable = 1;
+
+ if ((pHT_info->infos[0] & BIT(2)) && cbw40_enable) {
+ new_bwmode = CHANNEL_WIDTH_40;
+
+ switch (pHT_info->infos[0] & 0x3) {
+ case 1:
+ new_ch_offset = HAL_PRIME_CHNL_OFFSET_LOWER;
+ break;
+
+ case 3:
+ new_ch_offset = HAL_PRIME_CHNL_OFFSET_UPPER;
+ break;
+
+ default:
+ new_bwmode = CHANNEL_WIDTH_20;
+ new_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
+ break;
+ }
+ } else{
+ new_bwmode = CHANNEL_WIDTH_20;
+ new_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
+ }
+
+
+ if ((new_bwmode != pmlmeext->cur_bwmode) || (new_ch_offset != pmlmeext->cur_ch_offset)) {
+ pmlmeinfo->bwmode_updated = true;
+
+ pmlmeext->cur_bwmode = new_bwmode;
+ pmlmeext->cur_ch_offset = new_ch_offset;
+
+ /* update HT info also */
+ HT_info_handler(padapter, pIE);
+ } else
+ pmlmeinfo->bwmode_updated = false;
+
+
+ if (true == pmlmeinfo->bwmode_updated) {
+ struct sta_info *psta;
+ struct wlan_bssid_ex *cur_network = &(pmlmeinfo->network);
+ struct sta_priv *pstapriv = &padapter->stapriv;
+
+ /* set_channel_bwmode(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode); */
+
+
+ /* update ap's stainfo */
+ psta = rtw_get_stainfo(pstapriv, cur_network->MacAddress);
+ if (psta) {
+ struct ht_priv *phtpriv_sta = &psta->htpriv;
+
+ if (phtpriv_sta->ht_option) {
+ /* bwmode */
+ psta->bw_mode = pmlmeext->cur_bwmode;
+ phtpriv_sta->ch_offset = pmlmeext->cur_ch_offset;
+ } else{
+ psta->bw_mode = CHANNEL_WIDTH_20;
+ phtpriv_sta->ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
+ }
+
+ rtw_dm_ra_mask_wk_cmd(padapter, (u8 *)psta);
+ }
+ }
+}
+
+void HT_caps_handler(struct adapter *padapter, struct ndis_80211_var_ie *pIE)
+{
+ unsigned int i;
+ u8 rf_type;
+ u8 max_AMPDU_len, min_MPDU_spacing;
+ u8 cur_ldpc_cap = 0, cur_stbc_cap = 0;
+ struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+ struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+ struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
+ struct ht_priv *phtpriv = &pmlmepriv->htpriv;
+
+ if (pIE == NULL)
+ return;
+
+ if (phtpriv->ht_option == false)
+ return;
+
+ pmlmeinfo->HT_caps_enable = 1;
+
+ for (i = 0; i < (pIE->Length); i++) {
+ if (i != 2) {
+ /* Commented by Albert 2010/07/12 */
+ /* Got the endian issue here. */
+ pmlmeinfo->HT_caps.u.HT_cap[i] &= (pIE->data[i]);
+ } else{
+ /* modify from fw by Thomas 2010/11/17 */
+ if ((pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x3) > (pIE->data[i] & 0x3))
+ max_AMPDU_len = (pIE->data[i] & 0x3);
+ else
+ max_AMPDU_len = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x3);
+
+ if ((pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c) > (pIE->data[i] & 0x1c))
+ min_MPDU_spacing = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c);
+ else
+ min_MPDU_spacing = (pIE->data[i] & 0x1c);
+
+ pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para = max_AMPDU_len | min_MPDU_spacing;
+ }
+ }
+ rtw_hal_get_hwreg(padapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type));
+
+ /* update the MCS set */
+ for (i = 0; i < 16; i++)
+ pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate[i] &= pmlmeext->default_supported_mcs_set[i];
+
+ /* update the MCS rates */
+ switch (rf_type) {
+ case RF_1T1R:
+ case RF_1T2R:
+ set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_1R);
+ break;
+ case RF_2T2R:
+ default:
+#ifdef CONFIG_DISABLE_MCS13TO15
+ if (pmlmeext->cur_bwmode == CHANNEL_WIDTH_40 && pregistrypriv->wifi_spec != 1)
+ set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_2R_13TO15_OFF);
+ else
+ set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_2R);
+#else /* CONFIG_DISABLE_MCS13TO15 */
+ set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_2R);
+#endif /* CONFIG_DISABLE_MCS13TO15 */
+ }
+
+ if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) {
+ /* Config STBC setting */
+ if (TEST_FLAG(phtpriv->stbc_cap, STBC_HT_ENABLE_TX) && GET_HT_CAPABILITY_ELE_TX_STBC(pIE->data)) {
+ SET_FLAG(cur_stbc_cap, STBC_HT_ENABLE_TX);
+ DBG_871X("Enable HT Tx STBC !\n");
+ }
+ phtpriv->stbc_cap = cur_stbc_cap;
+ } else {
+ /* Config LDPC Coding Capability */
+ if (TEST_FLAG(phtpriv->ldpc_cap, LDPC_HT_ENABLE_TX) && GET_HT_CAPABILITY_ELE_LDPC_CAP(pIE->data)) {
+ SET_FLAG(cur_ldpc_cap, (LDPC_HT_ENABLE_TX | LDPC_HT_CAP_TX));
+ DBG_871X("Enable HT Tx LDPC!\n");
+ }
+ phtpriv->ldpc_cap = cur_ldpc_cap;
+
+ /* Config STBC setting */
+ if (TEST_FLAG(phtpriv->stbc_cap, STBC_HT_ENABLE_TX) && GET_HT_CAPABILITY_ELE_RX_STBC(pIE->data)) {
+ SET_FLAG(cur_stbc_cap, (STBC_HT_ENABLE_TX | STBC_HT_CAP_TX));
+ DBG_871X("Enable HT Tx STBC!\n");
+ }
+ phtpriv->stbc_cap = cur_stbc_cap;
+ }
+}
+
+void HT_info_handler(struct adapter *padapter, struct ndis_80211_var_ie *pIE)
+{
+ struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+ struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+ struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
+ struct ht_priv *phtpriv = &pmlmepriv->htpriv;
+
+ if (pIE == NULL)
+ return;
+
+ if (phtpriv->ht_option == false)
+ return;
+
+
+ if (pIE->Length > sizeof(struct HT_info_element))
+ return;
+
+ pmlmeinfo->HT_info_enable = 1;
+ memcpy(&(pmlmeinfo->HT_info), pIE->data, pIE->Length);
+
+ return;
+}
+
+void HTOnAssocRsp(struct adapter *padapter)
+{
+ unsigned char max_AMPDU_len;
+ unsigned char min_MPDU_spacing;
+ /* struct registry_priv *pregpriv = &padapter->registrypriv; */
+ struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+ struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+
+ DBG_871X("%s\n", __func__);
+
+ if ((pmlmeinfo->HT_info_enable) && (pmlmeinfo->HT_caps_enable)) {
+ pmlmeinfo->HT_enable = 1;
+ } else{
+ pmlmeinfo->HT_enable = 0;
+ /* set_channel_bwmode(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode); */
+ return;
+ }
+
+ /* handle A-MPDU parameter field */
+ /*
+ AMPDU_para [1:0]:Max AMPDU Len => 0:8k , 1:16k, 2:32k, 3:64k
+ AMPDU_para [4:2]:Min MPDU Start Spacing
+ */
+ max_AMPDU_len = pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x03;
+
+ min_MPDU_spacing = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c) >> 2;
+
+ rtw_hal_set_hwreg(padapter, HW_VAR_AMPDU_MIN_SPACE, (u8 *)(&min_MPDU_spacing));
+
+ rtw_hal_set_hwreg(padapter, HW_VAR_AMPDU_FACTOR, (u8 *)(&max_AMPDU_len));
+}
+
+void ERP_IE_handler(struct adapter *padapter, struct ndis_80211_var_ie *pIE)
+{
+ struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+ struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+
+ if (pIE->Length > 1)
+ return;
+
+ pmlmeinfo->ERP_enable = 1;
+ memcpy(&(pmlmeinfo->ERP_IE), pIE->data, pIE->Length);
+}
+
+void VCS_update(struct adapter *padapter, struct sta_info *psta)
+{
+ struct registry_priv *pregpriv = &padapter->registrypriv;
+ struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+ struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+
+ switch (pregpriv->vrtl_carrier_sense) {/* 0:off 1:on 2:auto */
+ case 0: /* off */
+ psta->rtsen = 0;
+ psta->cts2self = 0;
+ break;
+
+ case 1: /* on */
+ if (pregpriv->vcs_type == 1) { /* 1:RTS/CTS 2:CTS to self */
+ psta->rtsen = 1;
+ psta->cts2self = 0;
+ } else{
+ psta->rtsen = 0;
+ psta->cts2self = 1;
+ }
+ break;
+
+ case 2: /* auto */
+ default:
+ if ((pmlmeinfo->ERP_enable) && (pmlmeinfo->ERP_IE & BIT(1))) {
+ if (pregpriv->vcs_type == 1) {
+ psta->rtsen = 1;
+ psta->cts2self = 0;
+ } else{
+ psta->rtsen = 0;
+ psta->cts2self = 1;
+ }
+ } else{
+ psta->rtsen = 0;
+ psta->cts2self = 0;
+ }
+ break;
+ }
+}
+
+void update_ldpc_stbc_cap(struct sta_info *psta)
+{
+ if (psta->htpriv.ht_option) {
+ if (TEST_FLAG(psta->htpriv.ldpc_cap, LDPC_HT_ENABLE_TX))
+ psta->ldpc = 1;
+
+ if (TEST_FLAG(psta->htpriv.stbc_cap, STBC_HT_ENABLE_TX))
+ psta->stbc = 1;
+ } else {
+ psta->ldpc = 0;
+ psta->stbc = 0;
+ }
+}
+
+int rtw_check_bcn_info(struct adapter *Adapter, u8 *pframe, u32 packet_len)
+{
+ unsigned int len;
+ unsigned char *p;
+ unsigned short val16, subtype;
+ struct wlan_network *cur_network = &(Adapter->mlmepriv.cur_network);
+ /* u8 wpa_ie[255], rsn_ie[255]; */
+ u16 wpa_len = 0, rsn_len = 0;
+ u8 encryp_protocol = 0;
+ struct wlan_bssid_ex *bssid;
+ int group_cipher = 0, pairwise_cipher = 0, is_8021x = 0;
+ unsigned char *pbuf;
+ u32 wpa_ielen = 0;
+ u8 *pbssid = GetAddr3Ptr(pframe);
+ u32 hidden_ssid = 0;
+ struct HT_info_element *pht_info = NULL;
+ struct rtw_ieee80211_ht_cap *pht_cap = NULL;
+ u32 bcn_channel;
+ unsigned short ht_cap_info;
+ unsigned char ht_info_infos_0;
+ struct mlme_priv *pmlmepriv = &Adapter->mlmepriv;
+
+ if (is_client_associated_to_ap(Adapter) == false)
+ return true;
+
+ len = packet_len - sizeof(struct ieee80211_hdr_3addr);
+
+ if (len > MAX_IE_SZ) {
+ DBG_871X("%s IE too long for survey event\n", __func__);
+ return _FAIL;
+ }
+
+ if (memcmp(cur_network->network.MacAddress, pbssid, 6)) {
+ DBG_871X("Oops: rtw_check_network_encrypt linked but recv other bssid bcn\n" MAC_FMT MAC_FMT,
+ MAC_ARG(pbssid), MAC_ARG(cur_network->network.MacAddress));
+ return true;
+ }
+
+ bssid = (struct wlan_bssid_ex *)rtw_zmalloc(sizeof(struct wlan_bssid_ex));
+ if (bssid == NULL) {
+ DBG_871X("%s rtw_zmalloc fail !!!\n", __func__);
+ return true;
+ }
+
+ if ((pmlmepriv->timeBcnInfoChkStart != 0) && (jiffies_to_msecs(jiffies - pmlmepriv->timeBcnInfoChkStart) > DISCONNECT_BY_CHK_BCN_FAIL_OBSERV_PERIOD_IN_MS)) {
+ pmlmepriv->timeBcnInfoChkStart = 0;
+ pmlmepriv->NumOfBcnInfoChkFail = 0;
+ }
+
+ subtype = GetFrameSubType(pframe) >> 4;
+
+ if (subtype == WIFI_BEACON)
+ bssid->Reserved[0] = 1;
+
+ bssid->Length = sizeof(struct wlan_bssid_ex) - MAX_IE_SZ + len;
+
+ /* below is to copy the information element */
+ bssid->IELength = len;
+ memcpy(bssid->IEs, (pframe + sizeof(struct ieee80211_hdr_3addr)), bssid->IELength);
+
+ /* check bw and channel offset */
+ /* parsing HT_CAP_IE */
+ p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _HT_CAPABILITY_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_);
+ if (p && len > 0) {
+ pht_cap = (struct rtw_ieee80211_ht_cap *)(p + 2);
+ ht_cap_info = le16_to_cpu(pht_cap->cap_info);
+ } else {
+ ht_cap_info = 0;
+ }
+ /* parsing HT_INFO_IE */
+ p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _HT_ADD_INFO_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_);
+ if (p && len > 0) {
+ pht_info = (struct HT_info_element *)(p + 2);
+ ht_info_infos_0 = pht_info->infos[0];
+ } else {
+ ht_info_infos_0 = 0;
+ }
+ if (ht_cap_info != cur_network->BcnInfo.ht_cap_info ||
+ ((ht_info_infos_0&0x03) != (cur_network->BcnInfo.ht_info_infos_0&0x03))) {
+ DBG_871X("%s bcn now: ht_cap_info:%x ht_info_infos_0:%x\n", __func__,
+ ht_cap_info, ht_info_infos_0);
+ DBG_871X("%s bcn link: ht_cap_info:%x ht_info_infos_0:%x\n", __func__,
+ cur_network->BcnInfo.ht_cap_info, cur_network->BcnInfo.ht_info_infos_0);
+ DBG_871X("%s bw mode change\n", __func__);
+ {
+ /* bcn_info_update */
+ cur_network->BcnInfo.ht_cap_info = ht_cap_info;
+ cur_network->BcnInfo.ht_info_infos_0 = ht_info_infos_0;
+ /* to do : need to check that whether modify related register of BB or not */
+ }
+ /* goto _mismatch; */
+ }
+
+ /* Checking for channel */
+ p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _DSSET_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_);
+ if (p) {
+ bcn_channel = *(p + 2);
+ } else {/* In 5G, some ap do not have DSSET IE checking HT info for channel */
+ rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _HT_ADD_INFO_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_);
+ if (pht_info) {
+ bcn_channel = pht_info->primary_channel;
+ } else { /* we don't find channel IE, so don't check it */
+ /* DBG_871X("Oops: %s we don't find channel IE, so don't check it\n", __func__); */
+ bcn_channel = Adapter->mlmeextpriv.cur_channel;
+ }
+ }
+ if (bcn_channel != Adapter->mlmeextpriv.cur_channel) {
+ DBG_871X("%s beacon channel:%d cur channel:%d disconnect\n", __func__,
+ bcn_channel, Adapter->mlmeextpriv.cur_channel);
+ goto _mismatch;
+ }
+
+ /* checking SSID */
+ p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _SSID_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_);
+ if (p == NULL) {
+ DBG_871X("%s marc: cannot find SSID for survey event\n", __func__);
+ hidden_ssid = true;
+ } else {
+ hidden_ssid = false;
+ }
+
+ if ((NULL != p) && (false == hidden_ssid && (*(p + 1)))) {
+ memcpy(bssid->Ssid.Ssid, (p + 2), *(p + 1));
+ bssid->Ssid.SsidLength = *(p + 1);
+ } else {
+ bssid->Ssid.SsidLength = 0;
+ bssid->Ssid.Ssid[0] = '\0';
+ }
+
+ RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("%s bssid.Ssid.Ssid:%s bssid.Ssid.SsidLength:%d "
+ "cur_network->network.Ssid.Ssid:%s len:%d\n", __func__, bssid->Ssid.Ssid,
+ bssid->Ssid.SsidLength, cur_network->network.Ssid.Ssid,
+ cur_network->network.Ssid.SsidLength));
+
+ if (memcmp(bssid->Ssid.Ssid, cur_network->network.Ssid.Ssid, 32) ||
+ bssid->Ssid.SsidLength != cur_network->network.Ssid.SsidLength) {
+ if (bssid->Ssid.Ssid[0] != '\0' && bssid->Ssid.SsidLength != 0) { /* not hidden ssid */
+ DBG_871X("%s(), SSID is not match\n", __func__);
+ goto _mismatch;
+ }
+ }
+
+ /* check encryption info */
+ val16 = rtw_get_capability((struct wlan_bssid_ex *)bssid);
+
+ if (val16 & BIT(4))
+ bssid->Privacy = 1;
+ else
+ bssid->Privacy = 0;
+
+ RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_,
+ ("%s(): cur_network->network.Privacy is %d, bssid.Privacy is %d\n",
+ __func__, cur_network->network.Privacy, bssid->Privacy));
+ if (cur_network->network.Privacy != bssid->Privacy) {
+ DBG_871X("%s(), privacy is not match\n", __func__);
+ goto _mismatch;
+ }
+
+ rtw_get_sec_ie(bssid->IEs, bssid->IELength, NULL, &rsn_len, NULL, &wpa_len);
+
+ if (rsn_len > 0) {
+ encryp_protocol = ENCRYP_PROTOCOL_WPA2;
+ } else if (wpa_len > 0) {
+ encryp_protocol = ENCRYP_PROTOCOL_WPA;
+ } else {
+ if (bssid->Privacy)
+ encryp_protocol = ENCRYP_PROTOCOL_WEP;
+ }
+
+ if (cur_network->BcnInfo.encryp_protocol != encryp_protocol) {
+ DBG_871X("%s(): enctyp is not match\n", __func__);
+ goto _mismatch;
+ }
+
+ if (encryp_protocol == ENCRYP_PROTOCOL_WPA || encryp_protocol == ENCRYP_PROTOCOL_WPA2) {
+ pbuf = rtw_get_wpa_ie(&bssid->IEs[12], &wpa_ielen, bssid->IELength-12);
+ if (pbuf && (wpa_ielen > 0)) {
+ if (_SUCCESS == rtw_parse_wpa_ie(pbuf, wpa_ielen+2, &group_cipher, &pairwise_cipher, &is_8021x)) {
+ RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_,
+ ("%s pnetwork->pairwise_cipher: %d, group_cipher is %d, is_8021x is %d\n", __func__,
+ pairwise_cipher, group_cipher, is_8021x));
+ }
+ } else {
+ pbuf = rtw_get_wpa2_ie(&bssid->IEs[12], &wpa_ielen, bssid->IELength-12);
+
+ if (pbuf && (wpa_ielen > 0)) {
+ if (_SUCCESS == rtw_parse_wpa2_ie(pbuf, wpa_ielen+2, &group_cipher, &pairwise_cipher, &is_8021x)) {
+ RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_,
+ ("%s pnetwork->pairwise_cipher: %d, pnetwork->group_cipher is %d, is_802x is %d\n",
+ __func__, pairwise_cipher, group_cipher, is_8021x));
+ }
+ }
+ }
+
+ RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_,
+ ("%s cur_network->group_cipher is %d: %d\n", __func__, cur_network->BcnInfo.group_cipher, group_cipher));
+ if (pairwise_cipher != cur_network->BcnInfo.pairwise_cipher || group_cipher != cur_network->BcnInfo.group_cipher) {
+ DBG_871X("%s pairwise_cipher(%x:%x) or group_cipher(%x:%x) is not match\n", __func__,
+ pairwise_cipher, cur_network->BcnInfo.pairwise_cipher,
+ group_cipher, cur_network->BcnInfo.group_cipher);
+ goto _mismatch;
+ }
+
+ if (is_8021x != cur_network->BcnInfo.is_8021x) {
+ DBG_871X("%s authentication is not match\n", __func__);
+ goto _mismatch;
+ }
+ }
+
+ kfree((u8 *)bssid);
+ return _SUCCESS;
+
+_mismatch:
+ kfree((u8 *)bssid);
+
+ if (pmlmepriv->NumOfBcnInfoChkFail == 0)
+ pmlmepriv->timeBcnInfoChkStart = jiffies;
+
+ pmlmepriv->NumOfBcnInfoChkFail++;
+ DBG_871X("%s by "ADPT_FMT" - NumOfChkFail = %d (SeqNum of this Beacon frame = %d).\n", __func__, ADPT_ARG(Adapter), pmlmepriv->NumOfBcnInfoChkFail, GetSequence(pframe));
+
+ if ((pmlmepriv->timeBcnInfoChkStart != 0) && (jiffies_to_msecs(jiffies - pmlmepriv->timeBcnInfoChkStart) <= DISCONNECT_BY_CHK_BCN_FAIL_OBSERV_PERIOD_IN_MS)
+ && (pmlmepriv->NumOfBcnInfoChkFail >= DISCONNECT_BY_CHK_BCN_FAIL_THRESHOLD)) {
+ DBG_871X("%s by "ADPT_FMT" - NumOfChkFail = %d >= threshold : %d (in %d ms), return FAIL.\n", __func__, ADPT_ARG(Adapter), pmlmepriv->NumOfBcnInfoChkFail,
+ DISCONNECT_BY_CHK_BCN_FAIL_THRESHOLD, jiffies_to_msecs(jiffies - pmlmepriv->timeBcnInfoChkStart));
+ pmlmepriv->timeBcnInfoChkStart = 0;
+ pmlmepriv->NumOfBcnInfoChkFail = 0;
+ return _FAIL;
+ }
+
+ return _SUCCESS;
+}
+
+void update_beacon_info(struct adapter *padapter, u8 *pframe, uint pkt_len, struct sta_info *psta)
+{
+ unsigned int i;
+ unsigned int len;
+ struct ndis_80211_var_ie *pIE;
+
+ len = pkt_len - (_BEACON_IE_OFFSET_ + WLAN_HDR_A3_LEN);
+
+ for (i = 0; i < len;) {
+ pIE = (struct ndis_80211_var_ie *)(pframe + (_BEACON_IE_OFFSET_ + WLAN_HDR_A3_LEN) + i);
+
+ switch (pIE->ElementID) {
+ case _VENDOR_SPECIFIC_IE_:
+ /* to update WMM paramter set while receiving beacon */
+ if (!memcmp(pIE->data, WMM_PARA_OUI, 6) && pIE->Length == WLAN_WMM_LEN) /* WMM */
+ if (WMM_param_handler(padapter, pIE))
+ report_wmm_edca_update(padapter);
+
+ break;
+
+ case _HT_EXTRA_INFO_IE_: /* HT info */
+ /* HT_info_handler(padapter, pIE); */
+ bwmode_update_check(padapter, pIE);
+ break;
+
+ case _ERPINFO_IE_:
+ ERP_IE_handler(padapter, pIE);
+ VCS_update(padapter, psta);
+ break;
+
+ default:
+ break;
+ }
+
+ i += (pIE->Length + 2);
+ }
+}
+
+unsigned int is_ap_in_tkip(struct adapter *padapter)
+{
+ u32 i;
+ struct ndis_80211_var_ie *pIE;
+ struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+ struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+ struct wlan_bssid_ex *cur_network = &(pmlmeinfo->network);
+
+ if (rtw_get_capability((struct wlan_bssid_ex *)cur_network) & WLAN_CAPABILITY_PRIVACY) {
+ for (i = sizeof(struct ndis_802_11_fix_ie); i < pmlmeinfo->network.IELength;) {
+ pIE = (struct ndis_80211_var_ie *)(pmlmeinfo->network.IEs + i);
+
+ switch (pIE->ElementID) {
+ case _VENDOR_SPECIFIC_IE_:
+ if ((!memcmp(pIE->data, RTW_WPA_OUI, 4)) && (!memcmp((pIE->data + 12), WPA_TKIP_CIPHER, 4)))
+ return true;
+
+ break;
+
+ case _RSN_IE_2_:
+ if (!memcmp((pIE->data + 8), RSN_TKIP_CIPHER, 4))
+ return true;
+
+ default:
+ break;
+ }
+
+ i += (pIE->Length + 2);
+ }
+
+ return false;
+ } else
+ return false;
+
+}
+
+int support_short_GI(struct adapter *padapter, struct HT_caps_element *pHT_caps, u8 bwmode)
+{
+ unsigned char bit_offset;
+ struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+ struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+
+ if (!(pmlmeinfo->HT_enable))
+ return _FAIL;
+
+ bit_offset = (bwmode & CHANNEL_WIDTH_40) ? 6 : 5;
+
+ if (le16_to_cpu(pHT_caps->u.HT_cap_element.HT_caps_info) & (0x1 << bit_offset))
+ return _SUCCESS;
+ else
+ return _FAIL;
+}
+
+unsigned char get_highest_rate_idx(u32 mask)
+{
+ int i;
+ unsigned char rate_idx = 0;
+
+ for (i = 31; i >= 0; i--) {
+ if (mask & BIT(i)) {
+ rate_idx = i;
+ break;
+ }
+ }
+
+ return rate_idx;
+}
+
+void Update_RA_Entry(struct adapter *padapter, struct sta_info *psta)
+{
+ rtw_hal_update_ra_mask(psta, 0);
+}
+
+void enable_rate_adaptive(struct adapter *padapter, struct sta_info *psta);
+void enable_rate_adaptive(struct adapter *padapter, struct sta_info *psta)
+{
+ Update_RA_Entry(padapter, psta);
+}
+
+void set_sta_rate(struct adapter *padapter, struct sta_info *psta)
+{
+ /* rate adaptive */
+ enable_rate_adaptive(padapter, psta);
+}
+
+unsigned char check_assoc_AP(u8 *pframe, uint len)
+{
+ unsigned int i;
+ struct ndis_80211_var_ie *pIE;
+
+ for (i = sizeof(struct ndis_802_11_fix_ie); i < len;) {
+ pIE = (struct ndis_80211_var_ie *)(pframe + i);
+
+ switch (pIE->ElementID) {
+ case _VENDOR_SPECIFIC_IE_:
+ if ((!memcmp(pIE->data, ARTHEROS_OUI1, 3)) || (!memcmp(pIE->data, ARTHEROS_OUI2, 3))) {
+ DBG_871X("link to Artheros AP\n");
+ return HT_IOT_PEER_ATHEROS;
+ } else if ((!memcmp(pIE->data, BROADCOM_OUI1, 3))
+ || (!memcmp(pIE->data, BROADCOM_OUI2, 3))
+ || (!memcmp(pIE->data, BROADCOM_OUI3, 3))) {
+ DBG_871X("link to Broadcom AP\n");
+ return HT_IOT_PEER_BROADCOM;
+ } else if (!memcmp(pIE->data, MARVELL_OUI, 3)) {
+ DBG_871X("link to Marvell AP\n");
+ return HT_IOT_PEER_MARVELL;
+ } else if (!memcmp(pIE->data, RALINK_OUI, 3)) {
+ DBG_871X("link to Ralink AP\n");
+ return HT_IOT_PEER_RALINK;
+ } else if (!memcmp(pIE->data, CISCO_OUI, 3)) {
+ DBG_871X("link to Cisco AP\n");
+ return HT_IOT_PEER_CISCO;
+ } else if (!memcmp(pIE->data, REALTEK_OUI, 3)) {
+ u32 Vender = HT_IOT_PEER_REALTEK;
+
+ if (pIE->Length >= 5) {
+ if (pIE->data[4] == 1)
+ /* if (pIE->data[5] & RT_HT_CAP_USE_LONG_PREAMBLE) */
+ /* bssDesc->BssHT.RT2RT_HT_Mode |= RT_HT_CAP_USE_LONG_PREAMBLE; */
+ if (pIE->data[5] & RT_HT_CAP_USE_92SE)
+ /* bssDesc->BssHT.RT2RT_HT_Mode |= RT_HT_CAP_USE_92SE; */
+ Vender = HT_IOT_PEER_REALTEK_92SE;
+
+ if (pIE->data[5] & RT_HT_CAP_USE_SOFTAP)
+ Vender = HT_IOT_PEER_REALTEK_SOFTAP;
+
+ if (pIE->data[4] == 2) {
+ if (pIE->data[6] & RT_HT_CAP_USE_JAGUAR_BCUT) {
+ Vender = HT_IOT_PEER_REALTEK_JAGUAR_BCUTAP;
+ DBG_871X("link to Realtek JAGUAR_BCUTAP\n");
+ }
+ if (pIE->data[6] & RT_HT_CAP_USE_JAGUAR_CCUT) {
+ Vender = HT_IOT_PEER_REALTEK_JAGUAR_CCUTAP;
+ DBG_871X("link to Realtek JAGUAR_CCUTAP\n");
+ }
+ }
+ }
+
+ DBG_871X("link to Realtek AP\n");
+ return Vender;
+ } else if (!memcmp(pIE->data, AIRGOCAP_OUI, 3)) {
+ DBG_871X("link to Airgo Cap\n");
+ return HT_IOT_PEER_AIRGO;
+ } else
+ break;
+
+ default:
+ break;
+ }
+
+ i += (pIE->Length + 2);
+ }
+
+ DBG_871X("link to new AP\n");
+ return HT_IOT_PEER_UNKNOWN;
+}
+
+void update_IOT_info(struct adapter *padapter)
+{
+ struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+ struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+
+ switch (pmlmeinfo->assoc_AP_vendor) {
+ case HT_IOT_PEER_MARVELL:
+ pmlmeinfo->turboMode_cts2self = 1;
+ pmlmeinfo->turboMode_rtsen = 0;
+ break;
+
+ case HT_IOT_PEER_RALINK:
+ pmlmeinfo->turboMode_cts2self = 0;
+ pmlmeinfo->turboMode_rtsen = 1;
+ /* disable high power */
+ Switch_DM_Func(padapter, (~DYNAMIC_BB_DYNAMIC_TXPWR), false);
+ break;
+ case HT_IOT_PEER_REALTEK:
+ /* rtw_write16(padapter, 0x4cc, 0xffff); */
+ /* rtw_write16(padapter, 0x546, 0x01c0); */
+ /* disable high power */
+ Switch_DM_Func(padapter, (~DYNAMIC_BB_DYNAMIC_TXPWR), false);
+ break;
+ default:
+ pmlmeinfo->turboMode_cts2self = 0;
+ pmlmeinfo->turboMode_rtsen = 1;
+ break;
+ }
+
+}
+
+void update_capinfo(struct adapter *Adapter, u16 updateCap)
+{
+ struct mlme_ext_priv *pmlmeext = &Adapter->mlmeextpriv;
+ struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+ bool ShortPreamble;
+
+ /* Check preamble mode, 2005.01.06, by rcnjko. */
+ /* Mark to update preamble value forever, 2008.03.18 by lanhsin */
+ /* if (pMgntInfo->RegPreambleMode == PREAMBLE_AUTO) */
+ {
+
+ if (updateCap & cShortPreamble) {
+ /* Short Preamble */
+ if (pmlmeinfo->preamble_mode != PREAMBLE_SHORT) { /* PREAMBLE_LONG or PREAMBLE_AUTO */
+ ShortPreamble = true;
+ pmlmeinfo->preamble_mode = PREAMBLE_SHORT;
+ rtw_hal_set_hwreg(Adapter, HW_VAR_ACK_PREAMBLE, (u8 *)&ShortPreamble);
+ }
+ } else{
+ /* Long Preamble */
+ if (pmlmeinfo->preamble_mode != PREAMBLE_LONG) { /* PREAMBLE_SHORT or PREAMBLE_AUTO */
+ ShortPreamble = false;
+ pmlmeinfo->preamble_mode = PREAMBLE_LONG;
+ rtw_hal_set_hwreg(Adapter, HW_VAR_ACK_PREAMBLE, (u8 *)&ShortPreamble);
+ }
+ }
+ }
+
+ if (updateCap & cIBSS)
+ /* Filen: See 802.11-2007 p.91 */
+ pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME;
+ else {
+ /* Filen: See 802.11-2007 p.90 */
+ if (pmlmeext->cur_wireless_mode & (WIRELESS_11_24N | WIRELESS_11A | WIRELESS_11_5N | WIRELESS_11AC))
+ pmlmeinfo->slotTime = SHORT_SLOT_TIME;
+ else if (pmlmeext->cur_wireless_mode & (WIRELESS_11G)) {
+ if ((updateCap & cShortSlotTime) /* && (!(pMgntInfo->pHTInfo->RT2RT_HT_Mode & RT_HT_CAP_USE_LONG_PREAMBLE)) */)
+ /* Short Slot Time */
+ pmlmeinfo->slotTime = SHORT_SLOT_TIME;
+ else
+ /* Long Slot Time */
+ pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME;
+ } else
+ /* B Mode */
+ pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME;
+ }
+
+ rtw_hal_set_hwreg(Adapter, HW_VAR_SLOT_TIME, &pmlmeinfo->slotTime);
+
+}
+
+void update_wireless_mode(struct adapter *padapter)
+{
+ int ratelen, network_type = 0;
+ u32 SIFS_Timer;
+ struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+ struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+ struct wlan_bssid_ex *cur_network = &(pmlmeinfo->network);
+ unsigned char *rate = cur_network->SupportedRates;
+
+ ratelen = rtw_get_rateset_len(cur_network->SupportedRates);
+
+ if ((pmlmeinfo->HT_info_enable) && (pmlmeinfo->HT_caps_enable))
+ pmlmeinfo->HT_enable = 1;
+
+ if (pmlmeext->cur_channel > 14) {
+ if (pmlmeinfo->VHT_enable)
+ network_type = WIRELESS_11AC;
+ else if (pmlmeinfo->HT_enable)
+ network_type = WIRELESS_11_5N;
+
+ network_type |= WIRELESS_11A;
+ } else{
+ if (pmlmeinfo->VHT_enable)
+ network_type = WIRELESS_11AC;
+ else if (pmlmeinfo->HT_enable)
+ network_type = WIRELESS_11_24N;
+
+ if ((cckratesonly_included(rate, ratelen)) == true)
+ network_type |= WIRELESS_11B;
+ else if ((cckrates_included(rate, ratelen)) == true)
+ network_type |= WIRELESS_11BG;
+ else
+ network_type |= WIRELESS_11G;
+ }
+
+ pmlmeext->cur_wireless_mode = network_type & padapter->registrypriv.wireless_mode;
+
+ SIFS_Timer = 0x0a0a0808; /* 0x0808 -> for CCK, 0x0a0a -> for OFDM */
+ /* change this value if having IOT issues. */
+
+ padapter->HalFunc.SetHwRegHandler(padapter, HW_VAR_RESP_SIFS, (u8 *)&SIFS_Timer);
+
+ padapter->HalFunc.SetHwRegHandler(padapter, HW_VAR_WIRELESS_MODE, (u8 *)&(pmlmeext->cur_wireless_mode));
+
+ if (pmlmeext->cur_wireless_mode & WIRELESS_11B)
+ update_mgnt_tx_rate(padapter, IEEE80211_CCK_RATE_1MB);
+ else
+ update_mgnt_tx_rate(padapter, IEEE80211_OFDM_RATE_6MB);
+}
+
+void update_sta_basic_rate(struct sta_info *psta, u8 wireless_mode)
+{
+ if (IsSupportedTxCCK(wireless_mode)) {
+ /* Only B, B/G, and B/G/N AP could use CCK rate */
+ memcpy(psta->bssrateset, rtw_basic_rate_cck, 4);
+ psta->bssratelen = 4;
+ } else{
+ memcpy(psta->bssrateset, rtw_basic_rate_ofdm, 3);
+ psta->bssratelen = 3;
+ }
+}
+
+int update_sta_support_rate(struct adapter *padapter, u8 *pvar_ie, uint var_ie_len, int cam_idx)
+{
+ unsigned int ie_len;
+ struct ndis_80211_var_ie *pIE;
+ int supportRateNum = 0;
+ struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
+ struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+
+ pIE = (struct ndis_80211_var_ie *)rtw_get_ie(pvar_ie, _SUPPORTEDRATES_IE_, &ie_len, var_ie_len);
+ if (pIE == NULL)
+ return _FAIL;
+
+ memcpy(pmlmeinfo->FW_sta_info[cam_idx].SupportedRates, pIE->data, ie_len);
+ supportRateNum = ie_len;
+
+ pIE = (struct ndis_80211_var_ie *)rtw_get_ie(pvar_ie, _EXT_SUPPORTEDRATES_IE_, &ie_len, var_ie_len);
+ if (pIE)
+ memcpy((pmlmeinfo->FW_sta_info[cam_idx].SupportedRates + supportRateNum), pIE->data, ie_len);
+
+ return _SUCCESS;
+
+}
+
+void process_addba_req(struct adapter *padapter, u8 *paddba_req, u8 *addr)
+{
+ struct sta_info *psta;
+ u16 tid, start_seq, param;
+ struct recv_reorder_ctrl *preorder_ctrl;
+ struct sta_priv *pstapriv = &padapter->stapriv;
+ struct ADDBA_request *preq = (struct ADDBA_request *)paddba_req;
+ struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+ struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+
+ psta = rtw_get_stainfo(pstapriv, addr);
+
+ if (psta) {
+ start_seq = le16_to_cpu(preq->BA_starting_seqctrl) >> 4;
+
+ param = le16_to_cpu(preq->BA_para_set);
+ tid = (param>>2)&0x0f;
+
+ preorder_ctrl = &psta->recvreorder_ctrl[tid];
+
+ #ifdef CONFIG_UPDATE_INDICATE_SEQ_WHILE_PROCESS_ADDBA_REQ
+ preorder_ctrl->indicate_seq = start_seq;
+ #ifdef DBG_RX_SEQ
+ DBG_871X("DBG_RX_SEQ %s:%d IndicateSeq: %d, start_seq: %d\n", __func__, __LINE__,
+ preorder_ctrl->indicate_seq, start_seq);
+ #endif
+ #else
+ preorder_ctrl->indicate_seq = 0xffff;
+ #endif
+
+ preorder_ctrl->enable = (pmlmeinfo->bAcceptAddbaReq == true) ? true : false;
+ }
+
+}
+
+void update_TSF(struct mlme_ext_priv *pmlmeext, u8 *pframe, uint len)
+{
+ u8 *pIE;
+ __le32 *pbuf;
+
+ pIE = pframe + sizeof(struct ieee80211_hdr_3addr);
+ pbuf = (__le32 *)pIE;
+
+ pmlmeext->TSFValue = le32_to_cpu(*(pbuf+1));
+
+ pmlmeext->TSFValue = pmlmeext->TSFValue << 32;
+
+ pmlmeext->TSFValue |= le32_to_cpu(*pbuf);
+}
+
+void correct_TSF(struct adapter *padapter, struct mlme_ext_priv *pmlmeext)
+{
+ rtw_hal_set_hwreg(padapter, HW_VAR_CORRECT_TSF, NULL);
+}
+
+void adaptive_early_32k(struct mlme_ext_priv *pmlmeext, u8 *pframe, uint len)
+{
+ int i;
+ u8 *pIE;
+ __le32 *pbuf;
+ u64 tsf = 0;
+ u32 delay_ms;
+ struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+
+
+ pmlmeext->bcn_cnt++;
+
+ pIE = pframe + sizeof(struct ieee80211_hdr_3addr);
+ pbuf = (__le32 *)pIE;
+
+ tsf = le32_to_cpu(*(pbuf+1));
+ tsf = tsf << 32;
+ tsf |= le32_to_cpu(*pbuf);
+
+ /* DBG_871X("%s(): tsf_upper = 0x%08x, tsf_lower = 0x%08x\n", __func__, (u32)(tsf>>32), (u32)tsf); */
+
+ /* delay = (timestamp mod 1024*100)/1000 (unit: ms) */
+ /* delay_ms = do_div(tsf, (pmlmeinfo->bcn_interval*1024))/1000; */
+ delay_ms = rtw_modular64(tsf, (pmlmeinfo->bcn_interval*1024));
+ delay_ms = delay_ms/1000;
+
+ if (delay_ms >= 8)
+ pmlmeext->bcn_delay_cnt[8]++;
+ /* pmlmeext->bcn_delay_ratio[8] = (pmlmeext->bcn_delay_cnt[8] * 100) /pmlmeext->bcn_cnt; */
+ else
+ pmlmeext->bcn_delay_cnt[delay_ms]++;
+ /* pmlmeext->bcn_delay_ratio[delay_ms] = (pmlmeext->bcn_delay_cnt[delay_ms] * 100) /pmlmeext->bcn_cnt; */
+
+/*
+ DBG_871X("%s(): (a)bcn_cnt = %d\n", __func__, pmlmeext->bcn_cnt);
+
+
+ for (i = 0; i<9; i++)
+ {
+ DBG_871X("%s():bcn_delay_cnt[%d]=%d, bcn_delay_ratio[%d]=%d\n", __func__, i,
+ pmlmeext->bcn_delay_cnt[i] , i, pmlmeext->bcn_delay_ratio[i]);
+ }
+*/
+
+ /* dump for adaptive_early_32k */
+ if (pmlmeext->bcn_cnt > 100 && (pmlmeext->adaptive_tsf_done == true)) {
+ u8 ratio_20_delay, ratio_80_delay;
+ u8 DrvBcnEarly, DrvBcnTimeOut;
+
+ ratio_20_delay = 0;
+ ratio_80_delay = 0;
+ DrvBcnEarly = 0xff;
+ DrvBcnTimeOut = 0xff;
+
+ DBG_871X("%s(): bcn_cnt = %d\n", __func__, pmlmeext->bcn_cnt);
+
+ for (i = 0; i < 9; i++) {
+ pmlmeext->bcn_delay_ratio[i] = (pmlmeext->bcn_delay_cnt[i] * 100) / pmlmeext->bcn_cnt;
+
+
+ DBG_871X("%s():bcn_delay_cnt[%d]=%d, bcn_delay_ratio[%d]=%d\n", __func__, i,
+ pmlmeext->bcn_delay_cnt[i], i, pmlmeext->bcn_delay_ratio[i]);
+
+ ratio_20_delay += pmlmeext->bcn_delay_ratio[i];
+ ratio_80_delay += pmlmeext->bcn_delay_ratio[i];
+
+ if (ratio_20_delay > 20 && DrvBcnEarly == 0xff) {
+ DrvBcnEarly = i;
+ DBG_871X("%s(): DrvBcnEarly = %d\n", __func__, DrvBcnEarly);
+ }
+
+ if (ratio_80_delay > 80 && DrvBcnTimeOut == 0xff) {
+ DrvBcnTimeOut = i;
+ DBG_871X("%s(): DrvBcnTimeOut = %d\n", __func__, DrvBcnTimeOut);
+ }
+
+ /* reset adaptive_early_32k cnt */
+ pmlmeext->bcn_delay_cnt[i] = 0;
+ pmlmeext->bcn_delay_ratio[i] = 0;
+ }
+
+ pmlmeext->DrvBcnEarly = DrvBcnEarly;
+ pmlmeext->DrvBcnTimeOut = DrvBcnTimeOut;
+
+ pmlmeext->bcn_cnt = 0;
+ }
+
+}
+
+
+void beacon_timing_control(struct adapter *padapter)
+{
+ rtw_hal_bcn_related_reg_setting(padapter);
+}
+
+void rtw_alloc_macid(struct adapter *padapter, struct sta_info *psta)
+{
+ int i;
+ u8 bc_addr[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
+ struct dvobj_priv *pdvobj = adapter_to_dvobj(padapter);
+
+
+ if (!memcmp(psta->hwaddr, bc_addr, ETH_ALEN))
+ return;
+
+ if (!memcmp(psta->hwaddr, myid(&padapter->eeprompriv), ETH_ALEN)) {
+ psta->mac_id = NUM_STA;
+ return;
+ }
+
+ spin_lock_bh(&pdvobj->lock);
+ for (i = 0; i < NUM_STA; i++) {
+ if (pdvobj->macid[i] == false) {
+ pdvobj->macid[i] = true;
+ break;
+ }
+ }
+ spin_unlock_bh(&pdvobj->lock);
+
+ if (i > (NUM_STA-1)) {
+ psta->mac_id = NUM_STA;
+ DBG_871X(" no room for more MACIDs\n");
+ } else{
+ psta->mac_id = i;
+ DBG_871X("%s = %d\n", __func__, psta->mac_id);
+ }
+
+}
+
+void rtw_release_macid(struct adapter *padapter, struct sta_info *psta)
+{
+ u8 bc_addr[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
+ struct dvobj_priv *pdvobj = adapter_to_dvobj(padapter);
+
+
+ if (!memcmp(psta->hwaddr, bc_addr, ETH_ALEN))
+ return;
+
+ if (!memcmp(psta->hwaddr, myid(&padapter->eeprompriv), ETH_ALEN))
+ return;
+
+ spin_lock_bh(&pdvobj->lock);
+ if (psta->mac_id < NUM_STA && psta->mac_id != 1) {
+ if (pdvobj->macid[psta->mac_id] == true) {
+ DBG_871X("%s = %d\n", __func__, psta->mac_id);
+ pdvobj->macid[psta->mac_id] = false;
+ psta->mac_id = NUM_STA;
+ }
+
+ }
+ spin_unlock_bh(&pdvobj->lock);
+
+}
+/* For 8188E RA */
+u8 rtw_search_max_mac_id(struct adapter *padapter)
+{
+ u8 max_mac_id = 0;
+ struct dvobj_priv *pdvobj = adapter_to_dvobj(padapter);
+ int i;
+ spin_lock_bh(&pdvobj->lock);
+ for (i = (NUM_STA-1); i >= 0 ; i--) {
+ if (pdvobj->macid[i] == true)
+ break;
+ }
+ max_mac_id = i;
+ spin_unlock_bh(&pdvobj->lock);
+
+ return max_mac_id;
+
+}
+
+struct adapter *dvobj_get_port0_adapter(struct dvobj_priv *dvobj)
+{
+ if (get_iface_type(dvobj->padapters[i]) != IFACE_PORT0)
+ return NULL;
+
+ return dvobj->padapters;
+}
+
+#ifdef CONFIG_GPIO_API
+int rtw_get_gpio(struct net_device *netdev, int gpio_num)
+{
+ u8 value;
+ u8 direction;
+ struct adapter *adapter = (struct adapter *)rtw_netdev_priv(netdev);
+ struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(adapter);
+
+ rtw_ps_deny(adapter, PS_DENY_IOCTL);
+
+ DBG_871X("rf_pwrstate = 0x%02x\n", pwrpriv->rf_pwrstate);
+ LeaveAllPowerSaveModeDirect(adapter);
+
+ /* Read GPIO Direction */
+ direction = (rtw_read8(adapter, REG_GPIO_PIN_CTRL + 2) & BIT(gpio_num)) >> gpio_num;
+
+ /* According the direction to read register value */
+ if (direction)
+ value = (rtw_read8(adapter, REG_GPIO_PIN_CTRL + 1) & BIT(gpio_num)) >> gpio_num;
+ else
+ value = (rtw_read8(adapter, REG_GPIO_PIN_CTRL) & BIT(gpio_num)) >> gpio_num;
+
+ rtw_ps_deny_cancel(adapter, PS_DENY_IOCTL);
+ DBG_871X("%s direction =%d value =%d\n", __func__, direction, value);
+
+ return value;
+}
+EXPORT_SYMBOL(rtw_get_gpio);
+
+int rtw_set_gpio_output_value(struct net_device *netdev, int gpio_num, bool isHigh)
+{
+ u8 direction = 0;
+ u8 res = -1;
+ struct adapter *adapter = (struct adapter *)rtw_netdev_priv(netdev);
+
+ /* Check GPIO is 4~7 */
+ if (gpio_num > 7 || gpio_num < 4) {
+ DBG_871X("%s The gpio number does not included 4~7.\n", __func__);
+ return -1;
+ }
+
+ rtw_ps_deny(adapter, PS_DENY_IOCTL);
+
+ LeaveAllPowerSaveModeDirect(adapter);
+
+ /* Read GPIO direction */
+ direction = (rtw_read8(adapter, REG_GPIO_PIN_CTRL + 2) & BIT(gpio_num)) >> gpio_num;
+
+ /* If GPIO is output direction, setting value. */
+ if (direction) {
+ if (isHigh)
+ rtw_write8(adapter, REG_GPIO_PIN_CTRL + 1, rtw_read8(adapter, REG_GPIO_PIN_CTRL + 1) | BIT(gpio_num));
+ else
+ rtw_write8(adapter, REG_GPIO_PIN_CTRL + 1, rtw_read8(adapter, REG_GPIO_PIN_CTRL + 1) & ~BIT(gpio_num));
+
+ DBG_871X("%s Set gpio %x[%d]=%d\n", __func__, REG_GPIO_PIN_CTRL+1, gpio_num, isHigh);
+ res = 0;
+ } else{
+ DBG_871X("%s The gpio is input, not be set!\n", __func__);
+ res = -1;
+ }
+
+ rtw_ps_deny_cancel(adapter, PS_DENY_IOCTL);
+ return res;
+}
+EXPORT_SYMBOL(rtw_set_gpio_output_value);
+
+int rtw_config_gpio(struct net_device *netdev, int gpio_num, bool isOutput)
+{
+ struct adapter *adapter = (struct adapter *)rtw_netdev_priv(netdev);
+
+ if (gpio_num > 7 || gpio_num < 4) {
+ DBG_871X("%s The gpio number does not included 4~7.\n", __func__);
+ return -1;
+ }
+
+ DBG_871X("%s gpio_num =%d direction =%d\n", __func__, gpio_num, isOutput);
+
+ rtw_ps_deny(adapter, PS_DENY_IOCTL);
+
+ LeaveAllPowerSaveModeDirect(adapter);
+
+ if (isOutput)
+ rtw_write8(adapter, REG_GPIO_PIN_CTRL + 2, rtw_read8(adapter, REG_GPIO_PIN_CTRL + 2) | BIT(gpio_num));
+ else
+ rtw_write8(adapter, REG_GPIO_PIN_CTRL + 2, rtw_read8(adapter, REG_GPIO_PIN_CTRL + 2) & ~BIT(gpio_num));
+
+ rtw_ps_deny_cancel(adapter, PS_DENY_IOCTL);
+
+ return 0;
+}
+EXPORT_SYMBOL(rtw_config_gpio);
+#endif
+
+#if defined(CONFIG_WOWLAN) || defined(CONFIG_AP_WOWLAN)
+void rtw_get_current_ip_address(struct adapter *padapter, u8 *pcurrentip)
+{
+ struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+ struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+ struct in_device *my_ip_ptr = padapter->pnetdev->ip_ptr;
+ u8 ipaddress[4];
+
+ if ((pmlmeinfo->state & WIFI_FW_LINKING_STATE) ||
+ pmlmeinfo->state & WIFI_FW_AP_STATE) {
+ if (my_ip_ptr != NULL) {
+ struct in_ifaddr *my_ifa_list = my_ip_ptr->ifa_list;
+ if (my_ifa_list != NULL) {
+ ipaddress[0] = my_ifa_list->ifa_address & 0xFF;
+ ipaddress[1] = (my_ifa_list->ifa_address >> 8) & 0xFF;
+ ipaddress[2] = (my_ifa_list->ifa_address >> 16) & 0xFF;
+ ipaddress[3] = my_ifa_list->ifa_address >> 24;
+ DBG_871X("%s: %d.%d.%d.%d ==========\n", __func__,
+ ipaddress[0], ipaddress[1], ipaddress[2], ipaddress[3]);
+ memcpy(pcurrentip, ipaddress, 4);
+ }
+ }
+ }
+}
+#endif
+#ifdef CONFIG_WOWLAN
+void rtw_get_sec_iv(struct adapter *padapter, u8 *pcur_dot11txpn, u8 *StaAddr)
+{
+ struct sta_info *psta;
+ struct security_priv *psecpriv = &padapter->securitypriv;
+
+ memset(pcur_dot11txpn, 0, 8);
+ if (NULL == StaAddr)
+ return;
+ psta = rtw_get_stainfo(&padapter->stapriv, StaAddr);
+ DBG_871X("%s(): StaAddr: %02x %02x %02x %02x %02x %02x\n",
+ __func__, StaAddr[0], StaAddr[1], StaAddr[2],
+ StaAddr[3], StaAddr[4], StaAddr[5]);
+
+ if (psta) {
+ if (psecpriv->dot11PrivacyAlgrthm != _NO_PRIVACY_ && psta->dot11txpn.val > 0)
+ psta->dot11txpn.val--;
+ AES_IV(pcur_dot11txpn, psta->dot11txpn, 0);
+
+ DBG_871X("%s(): CurrentIV: %02x %02x %02x %02x %02x %02x %02x %02x\n"
+ , __func__, pcur_dot11txpn[0], pcur_dot11txpn[1],
+ pcur_dot11txpn[2], pcur_dot11txpn[3], pcur_dot11txpn[4],
+ pcur_dot11txpn[5], pcur_dot11txpn[6], pcur_dot11txpn[7]);
+ }
+}
+void rtw_set_sec_pn(struct adapter *padapter)
+{
+ struct sta_info *psta;
+ struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
+ struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+ struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(padapter);
+ struct security_priv *psecpriv = &padapter->securitypriv;
+
+ psta = rtw_get_stainfo(&padapter->stapriv,
+ get_my_bssid(&pmlmeinfo->network));
+
+ if (psta) {
+ if (pwrpriv->wowlan_fw_iv > psta->dot11txpn.val) {
+ if (psecpriv->dot11PrivacyAlgrthm != _NO_PRIVACY_)
+ psta->dot11txpn.val = pwrpriv->wowlan_fw_iv + 2;
+ } else {
+ DBG_871X("%s(): FW IV is smaller than driver\n", __func__);
+ psta->dot11txpn.val += 2;
+ }
+ DBG_871X("%s: dot11txpn: 0x%016llx\n", __func__, psta->dot11txpn.val);
+ }
+}
+#endif /* CONFIG_WOWLAN */
+
+#ifdef CONFIG_PNO_SUPPORT
+#define CSCAN_TLV_TYPE_SSID_IE 'S'
+#define CIPHER_IE "key_mgmt ="
+#define CIPHER_NONE "NONE"
+#define CIPHER_WPA_PSK "WPA-PSK"
+#define CIPHER_WPA_EAP "WPA-EAP IEEE8021X"
+
+#endif /* CONFIG_PNO_SUPPORT */
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