diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-18 17:39:57 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-18 17:39:57 +0000 |
commit | dc50eab76b709d68175a358d6e23a5a3890764d3 (patch) | |
tree | c754d0390db060af0213ff994f0ac310e4cfd6e9 /drivers/staging/rtl8192u/ieee80211/rtl819x_HTProc.c | |
parent | Adding debian version 6.6.15-2. (diff) | |
download | linux-dc50eab76b709d68175a358d6e23a5a3890764d3.tar.xz linux-dc50eab76b709d68175a358d6e23a5a3890764d3.zip |
Merging upstream version 6.7.7.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/staging/rtl8192u/ieee80211/rtl819x_HTProc.c')
-rw-r--r-- | drivers/staging/rtl8192u/ieee80211/rtl819x_HTProc.c | 1295 |
1 files changed, 0 insertions, 1295 deletions
diff --git a/drivers/staging/rtl8192u/ieee80211/rtl819x_HTProc.c b/drivers/staging/rtl8192u/ieee80211/rtl819x_HTProc.c deleted file mode 100644 index a93f09033d..0000000000 --- a/drivers/staging/rtl8192u/ieee80211/rtl819x_HTProc.c +++ /dev/null @@ -1,1295 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 - -/* - * As this function is mainly ported from Windows driver, so leave the name - * little changed. If any confusion caused, tell me. Created by WB. 2008.05.08 - */ -#include "ieee80211.h" - -u8 MCS_FILTER_ALL[16] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x1f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}; - -u8 MCS_FILTER_1SS[16] = {0xff, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}; - -u16 MCS_DATA_RATE[2][2][77] = { - { {13, 26, 39, 52, 78, 104, 117, 130, 26, 52, 78, 104, 156, 208, 234, 260, - 39, 78, 117, 234, 312, 351, 390, 52, 104, 156, 208, 312, 416, 468, 520, - 0, 78, 104, 130, 117, 156, 195, 104, 130, 130, 156, 182, 182, 208, 156, 195, - 195, 234, 273, 273, 312, 130, 156, 181, 156, 181, 208, 234, 208, 234, 260, 260, - 286, 195, 234, 273, 234, 273, 312, 351, 312, 351, 390, 390, 429}, // Long GI, 20MHz - {14, 29, 43, 58, 87, 116, 130, 144, 29, 58, 87, 116, 173, 231, 260, 289, - 43, 87, 130, 173, 260, 347, 390, 433, 58, 116, 173, 231, 347, 462, 520, 578, - 0, 87, 116, 144, 130, 173, 217, 116, 144, 144, 173, 202, 202, 231, 173, 217, - 217, 260, 303, 303, 347, 144, 173, 202, 173, 202, 231, 260, 231, 260, 289, 289, - 318, 217, 260, 303, 260, 303, 347, 390, 347, 390, 433, 433, 477} }, // Short GI, 20MHz - { {27, 54, 81, 108, 162, 216, 243, 270, 54, 108, 162, 216, 324, 432, 486, 540, - 81, 162, 243, 324, 486, 648, 729, 810, 108, 216, 324, 432, 648, 864, 972, 1080, - 12, 162, 216, 270, 243, 324, 405, 216, 270, 270, 324, 378, 378, 432, 324, 405, - 405, 486, 567, 567, 648, 270, 324, 378, 324, 378, 432, 486, 432, 486, 540, 540, - 594, 405, 486, 567, 486, 567, 648, 729, 648, 729, 810, 810, 891}, // Long GI, 40MHz - {30, 60, 90, 120, 180, 240, 270, 300, 60, 120, 180, 240, 360, 480, 540, 600, - 90, 180, 270, 360, 540, 720, 810, 900, 120, 240, 360, 480, 720, 960, 1080, 1200, - 13, 180, 240, 300, 270, 360, 450, 240, 300, 300, 360, 420, 420, 480, 360, 450, - 450, 540, 630, 630, 720, 300, 360, 420, 360, 420, 480, 540, 480, 540, 600, 600, - 660, 450, 540, 630, 540, 630, 720, 810, 720, 810, 900, 900, 990} } // Short GI, 40MHz -}; - -static u8 UNKNOWN_BORADCOM[3] = {0x00, 0x14, 0xbf}; -static u8 LINKSYSWRT330_LINKSYSWRT300_BROADCOM[3] = {0x00, 0x1a, 0x70}; -static u8 LINKSYSWRT350_LINKSYSWRT150_BROADCOM[3] = {0x00, 0x1d, 0x7e}; -static u8 NETGEAR834Bv2_BROADCOM[3] = {0x00, 0x1b, 0x2f}; -static u8 BELKINF5D8233V1_RALINK[3] = {0x00, 0x17, 0x3f}; //cosa 03202008 -static u8 BELKINF5D82334V3_RALINK[3] = {0x00, 0x1c, 0xdf}; -static u8 PCI_RALINK[3] = {0x00, 0x90, 0xcc}; -static u8 EDIMAX_RALINK[3] = {0x00, 0x0e, 0x2e}; -static u8 AIRLINK_RALINK[3] = {0x00, 0x18, 0x02}; -//static u8 DLINK_ATHEROS[3] = {0x00, 0x1c, 0xf0}; -static u8 CISCO_BROADCOM[3] = {0x00, 0x17, 0x94}; -/* - * 2008/04/01 MH For Cisco G mode RX TP We need to change FW duration. Should we - * put the code in other place?? - * static u8 WIFI_CISCO_G_AP[3] = {0x00, 0x40, 0x96}; - */ -/* - *function: This function update default settings in pHTInfo structure - * input: PRT_HIGH_THROUGHPUT pHTInfo - * output: none - * return: none - * notice: These value need be modified if any changes. - */ -void HTUpdateDefaultSetting(struct ieee80211_device *ieee) -{ - PRT_HIGH_THROUGHPUT pHTInfo = ieee->pHTInfo; - //const typeof( ((struct ieee80211_device *)0)->pHTInfo ) *__mptr = &pHTInfo; - - //printk("pHTinfo:%p, &pHTinfo:%p, mptr:%p, offsetof:%x\n", pHTInfo, &pHTInfo, __mptr, offsetof(struct ieee80211_device, pHTInfo)); - //printk("===>ieee:%p,\n", ieee); - // ShortGI support - pHTInfo->bRegShortGI20MHz = 1; - pHTInfo->bRegShortGI40MHz = 1; - - // 40MHz channel support - pHTInfo->bRegBW40MHz = 1; - - // CCK rate support in 40MHz channel - if (pHTInfo->bRegBW40MHz) - pHTInfo->bRegSuppCCK = 1; - else - pHTInfo->bRegSuppCCK = true; - - // AMSDU related - pHTInfo->nAMSDU_MaxSize = 7935UL; - pHTInfo->bAMSDU_Support = 0; - - // AMPDU related - pHTInfo->bAMPDUEnable = 1; - pHTInfo->AMPDU_Factor = 2; //// 0: 2n13(8K), 1:2n14(16K), 2:2n15(32K), 3:2n16(64k) - pHTInfo->MPDU_Density = 0;// 0: No restriction, 1: 1/8usec, 2: 1/4usec, 3: 1/2usec, 4: 1usec, 5: 2usec, 6: 4usec, 7:8usec - - // MIMO Power Save - pHTInfo->SelfMimoPs = 3;// 0: Static Mimo Ps, 1: Dynamic Mimo Ps, 3: No Limitation, 2: Reserved(Set to 3 automatically.) - if (pHTInfo->SelfMimoPs == 2) - pHTInfo->SelfMimoPs = 3; - // 8190 only. Assign rate operation mode to firmware - ieee->bTxDisableRateFallBack = 0; - ieee->bTxUseDriverAssingedRate = 0; - - /* - * 8190 only, Realtek proprietary aggregation mode - * Set MPDUDensity=2, 1: Set MPDUDensity=2(32k) for Realtek AP and set MPDUDensity=0(8k) for others - */ - pHTInfo->bRegRT2RTAggregation = 1;//0: Set MPDUDensity=2, 1: Set MPDUDensity=2(32k) for Realtek AP and set MPDUDensity=0(8k) for others - - // For Rx Reorder Control - pHTInfo->bRegRxReorderEnable = 1; - pHTInfo->RxReorderWinSize = 64; - pHTInfo->RxReorderPendingTime = 30; - -#ifdef USB_TX_DRIVER_AGGREGATION_ENABLE - pHTInfo->UsbTxAggrNum = 4; -#endif -#ifdef USB_RX_AGGREGATION_SUPPORT - pHTInfo->UsbRxFwAggrEn = 1; - pHTInfo->UsbRxFwAggrPageNum = 24; - pHTInfo->UsbRxFwAggrPacketNum = 8; - pHTInfo->UsbRxFwAggrTimeout = 16; ////usb rx FW aggregation timeout threshold.It's in units of 64us -#endif -} - -/* - *function: This function print out each field on HT capability - * IE mainly from (Beacon/ProbeRsp/AssocReq) - * input: u8* CapIE //Capability IE to be printed out - * u8* TitleString //mainly print out caller function - * output: none - * return: none - * notice: Driver should not print out this message by default. - */ -void HTDebugHTCapability(u8 *CapIE, u8 *TitleString) -{ - static u8 EWC11NHTCap[] = {0x00, 0x90, 0x4c, 0x33}; // For 11n EWC definition, 2007.07.17, by Emily - struct ht_capability_ele *pCapELE; - - if (!memcmp(CapIE, EWC11NHTCap, sizeof(EWC11NHTCap))) { - //EWC IE - IEEE80211_DEBUG(IEEE80211_DL_HT, "EWC IE in %s()\n", __func__); - pCapELE = (struct ht_capability_ele *)(&CapIE[4]); - } else { - pCapELE = (struct ht_capability_ele *)(&CapIE[0]); - } - IEEE80211_DEBUG(IEEE80211_DL_HT, "<Log HT Capability>. Called by %s\n", TitleString); - - IEEE80211_DEBUG(IEEE80211_DL_HT, "\tSupported Channel Width = %s\n", (pCapELE->ChlWidth) ? "20MHz" : "20/40MHz"); - IEEE80211_DEBUG(IEEE80211_DL_HT, "\tSupport Short GI for 20M = %s\n", (pCapELE->ShortGI20Mhz) ? "YES" : "NO"); - IEEE80211_DEBUG(IEEE80211_DL_HT, "\tSupport Short GI for 40M = %s\n", (pCapELE->ShortGI40Mhz) ? "YES" : "NO"); - IEEE80211_DEBUG(IEEE80211_DL_HT, "\tSupport TX STBC = %s\n", (pCapELE->TxSTBC) ? "YES" : "NO"); - IEEE80211_DEBUG(IEEE80211_DL_HT, "\tMax AMSDU Size = %s\n", (pCapELE->MaxAMSDUSize) ? "3839" : "7935"); - IEEE80211_DEBUG(IEEE80211_DL_HT, "\tSupport CCK in 20/40 mode = %s\n", (pCapELE->DssCCk) ? "YES" : "NO"); - IEEE80211_DEBUG(IEEE80211_DL_HT, "\tMax AMPDU Factor = %d\n", pCapELE->MaxRxAMPDUFactor); - IEEE80211_DEBUG(IEEE80211_DL_HT, "\tMPDU Density = %d\n", pCapELE->MPDUDensity); - IEEE80211_DEBUG(IEEE80211_DL_HT, "\tMCS Rate Set = [%x][%x][%x][%x][%x]\n", pCapELE->MCS[0],\ - pCapELE->MCS[1], pCapELE->MCS[2], pCapELE->MCS[3], pCapELE->MCS[4]); -} - -/* - *function: This function print out each field on HT Information - * IE mainly from (Beacon/ProbeRsp) - * input: u8* InfoIE //Capability IE to be printed out - * u8* TitleString //mainly print out caller function - * output: none - * return: none - * notice: Driver should not print out this message by default. - */ -void HTDebugHTInfo(u8 *InfoIE, u8 *TitleString) -{ - static u8 EWC11NHTInfo[] = {0x00, 0x90, 0x4c, 0x34}; // For 11n EWC definition, 2007.07.17, by Emily - PHT_INFORMATION_ELE pHTInfoEle; - - if (!memcmp(InfoIE, EWC11NHTInfo, sizeof(EWC11NHTInfo))) { - // Not EWC IE - IEEE80211_DEBUG(IEEE80211_DL_HT, "EWC IE in %s()\n", __func__); - pHTInfoEle = (PHT_INFORMATION_ELE)(&InfoIE[4]); - } else { - pHTInfoEle = (PHT_INFORMATION_ELE)(&InfoIE[0]); - } - - IEEE80211_DEBUG(IEEE80211_DL_HT, "<Log HT Information Element>. Called by %s\n", TitleString); - - IEEE80211_DEBUG(IEEE80211_DL_HT, "\tPrimary channel = %d\n", pHTInfoEle->ControlChl); - IEEE80211_DEBUG(IEEE80211_DL_HT, "\tSecondary channel ="); - switch (pHTInfoEle->ExtChlOffset) { - case 0: - IEEE80211_DEBUG(IEEE80211_DL_HT, "Not Present\n"); - break; - case 1: - IEEE80211_DEBUG(IEEE80211_DL_HT, "Upper channel\n"); - break; - case 2: - IEEE80211_DEBUG(IEEE80211_DL_HT, "Reserved. Eooro!!!\n"); - break; - case 3: - IEEE80211_DEBUG(IEEE80211_DL_HT, "Lower Channel\n"); - break; - } - IEEE80211_DEBUG(IEEE80211_DL_HT, "\tRecommended channel width = %s\n", (pHTInfoEle->RecommemdedTxWidth) ? "20Mhz" : "40Mhz"); - - IEEE80211_DEBUG(IEEE80211_DL_HT, "\tOperation mode for protection = "); - switch (pHTInfoEle->OptMode) { - case 0: - IEEE80211_DEBUG(IEEE80211_DL_HT, "No Protection\n"); - break; - case 1: - IEEE80211_DEBUG(IEEE80211_DL_HT, "HT non-member protection mode\n"); - break; - case 2: - IEEE80211_DEBUG(IEEE80211_DL_HT, "Suggest to open protection\n"); - break; - case 3: - IEEE80211_DEBUG(IEEE80211_DL_HT, "HT mixed mode\n"); - break; - } - - IEEE80211_DEBUG(IEEE80211_DL_HT, "\tBasic MCS Rate Set = [%x][%x][%x][%x][%x]\n", pHTInfoEle->BasicMSC[0],\ - pHTInfoEle->BasicMSC[1], pHTInfoEle->BasicMSC[2], pHTInfoEle->BasicMSC[3], pHTInfoEle->BasicMSC[4]); -} - -static u16 HTMcsToDataRate(struct ieee80211_device *ieee, u8 nMcsRate) -{ - PRT_HIGH_THROUGHPUT pHTInfo = ieee->pHTInfo; - - u8 is40MHz = (pHTInfo->bCurBW40MHz) ? 1 : 0; - u8 isShortGI = (pHTInfo->bCurBW40MHz) ? - ((pHTInfo->bCurShortGI40MHz) ? 1 : 0) : - ((pHTInfo->bCurShortGI20MHz) ? 1 : 0); - return MCS_DATA_RATE[is40MHz][isShortGI][(nMcsRate & 0x7f)]; -} - -/* - *function: This function returns current datarate. - * input: struct ieee80211_device* ieee - * u8 nDataRate - * output: none - * return: tx rate - * notice: quite unsure about how to use this function //wb - */ -u16 TxCountToDataRate(struct ieee80211_device *ieee, u8 nDataRate) -{ - //PRT_HIGH_THROUGHPUT pHTInfo = ieee->pHTInfo; - u16 CCKOFDMRate[12] = {0x02, 0x04, 0x0b, 0x16, 0x0c, 0x12, 0x18, 0x24, 0x30, 0x48, 0x60, 0x6c}; - u8 is40MHz = 0; - u8 isShortGI = 0; - - if (nDataRate < 12) { - return CCKOFDMRate[nDataRate]; - } else { - if (nDataRate >= 0x10 && nDataRate <= 0x1f) { //if(nDataRate > 11 && nDataRate < 28 ) - is40MHz = 0; - isShortGI = 0; - - // nDataRate = nDataRate - 12; - } else if (nDataRate >= 0x20 && nDataRate <= 0x2f) { //(27, 44) - is40MHz = 1; - isShortGI = 0; - - //nDataRate = nDataRate - 28; - } else if (nDataRate >= 0x30 && nDataRate <= 0x3f) { //(43, 60) - is40MHz = 0; - isShortGI = 1; - - //nDataRate = nDataRate - 44; - } else if (nDataRate >= 0x40 && nDataRate <= 0x4f) { //(59, 76) - is40MHz = 1; - isShortGI = 1; - - //nDataRate = nDataRate - 60; - } - return MCS_DATA_RATE[is40MHz][isShortGI][nDataRate & 0xf]; - } -} - -bool IsHTHalfNmodeAPs(struct ieee80211_device *ieee) -{ - bool retValue = false; - struct ieee80211_network *net = &ieee->current_network; - - if ((memcmp(net->bssid, BELKINF5D8233V1_RALINK, 3) == 0) || - (memcmp(net->bssid, BELKINF5D82334V3_RALINK, 3) == 0) || - (memcmp(net->bssid, PCI_RALINK, 3) == 0) || - (memcmp(net->bssid, EDIMAX_RALINK, 3) == 0) || - (memcmp(net->bssid, AIRLINK_RALINK, 3) == 0) || - (net->ralink_cap_exist)) - retValue = true; - else if ((memcmp(net->bssid, UNKNOWN_BORADCOM, 3) == 0) || - (memcmp(net->bssid, LINKSYSWRT330_LINKSYSWRT300_BROADCOM, 3) == 0) || - (memcmp(net->bssid, LINKSYSWRT350_LINKSYSWRT150_BROADCOM, 3) == 0) || - (memcmp(net->bssid, NETGEAR834Bv2_BROADCOM, 3) == 0) || - (net->broadcom_cap_exist)) - retValue = true; - else if (net->bssht.bdRT2RTAggregation) - retValue = true; - else - retValue = false; - - return retValue; -} - -/* - *function: This function returns peer IOT. - * input: struct ieee80211_device* ieee - * output: none - * return: - * notice: - */ -static void HTIOTPeerDetermine(struct ieee80211_device *ieee) -{ - PRT_HIGH_THROUGHPUT pHTInfo = ieee->pHTInfo; - struct ieee80211_network *net = &ieee->current_network; - - if (net->bssht.bdRT2RTAggregation) - pHTInfo->IOTPeer = HT_IOT_PEER_REALTEK; - else if (net->broadcom_cap_exist) - pHTInfo->IOTPeer = HT_IOT_PEER_BROADCOM; - else if ((memcmp(net->bssid, UNKNOWN_BORADCOM, 3) == 0) || - (memcmp(net->bssid, LINKSYSWRT330_LINKSYSWRT300_BROADCOM, 3) == 0) || - (memcmp(net->bssid, LINKSYSWRT350_LINKSYSWRT150_BROADCOM, 3) == 0) || - (memcmp(net->bssid, NETGEAR834Bv2_BROADCOM, 3) == 0)) - pHTInfo->IOTPeer = HT_IOT_PEER_BROADCOM; - else if ((memcmp(net->bssid, BELKINF5D8233V1_RALINK, 3) == 0) || - (memcmp(net->bssid, BELKINF5D82334V3_RALINK, 3) == 0) || - (memcmp(net->bssid, PCI_RALINK, 3) == 0) || - (memcmp(net->bssid, EDIMAX_RALINK, 3) == 0) || - (memcmp(net->bssid, AIRLINK_RALINK, 3) == 0) || - net->ralink_cap_exist) - pHTInfo->IOTPeer = HT_IOT_PEER_RALINK; - else if (net->atheros_cap_exist) - pHTInfo->IOTPeer = HT_IOT_PEER_ATHEROS; - else if (memcmp(net->bssid, CISCO_BROADCOM, 3) == 0) - pHTInfo->IOTPeer = HT_IOT_PEER_CISCO; - else - pHTInfo->IOTPeer = HT_IOT_PEER_UNKNOWN; - - IEEE80211_DEBUG(IEEE80211_DL_IOT, "Joseph debug!! IOTPEER: %x\n", pHTInfo->IOTPeer); -} - -/* - *function: Check whether driver should declare received rate up to MCS13 - * only since some chipset is not good at receiving MCS14~15 frame - * from some AP. - * input: struct ieee80211_device* ieee - * u8 * PeerMacAddr - * output: none - * return: return 1 if driver should declare MCS13 only(otherwise return 0) - */ -static u8 HTIOTActIsDisableMCS14(struct ieee80211_device *ieee, u8 *PeerMacAddr) -{ - return 0; -} - -/* - * Function: HTIOTActIsDisableMCS15 - * - * Overview: Check whether driver should declare capability of receiving - * MCS15 - * - * Input: - * PADAPTER Adapter, - * - * Output: None - * Return: true if driver should disable MCS15 - * 2008.04.15 Emily - */ -static bool HTIOTActIsDisableMCS15(struct ieee80211_device *ieee) -{ - bool retValue = false; - -#ifdef TODO - // Apply for 819u only -#if (HAL_CODE_BASE == RTL8192) - -#if (DEV_BUS_TYPE == USB_INTERFACE) - // Alway disable MCS15 by Jerry Chang's request.by Emily, 2008.04.15 - retValue = true; -#elif (DEV_BUS_TYPE == PCI_INTERFACE) - // Enable MCS15 if the peer is Cisco AP. by Emily, 2008.05.12 -// if(pBssDesc->bCiscoCapExist) -// retValue = false; -// else - retValue = false; -#endif -#endif -#endif - // Jerry Chang suggest that 8190 1x2 does not need to disable MCS15 - - return retValue; -} - -/* - * Function: HTIOTActIsDisableMCSTwoSpatialStream - * - * Overview: Check whether driver should declare capability of receiving - * All 2 ss packets - * - * Input: - * PADAPTER Adapter, - * - * Output: None - * Return: true if driver should disable all two spatial stream packet - * 2008.04.21 Emily - */ -static bool HTIOTActIsDisableMCSTwoSpatialStream(struct ieee80211_device *ieee, - u8 *PeerMacAddr) -{ -#ifdef TODO - // Apply for 819u only -#endif - return false; -} - -/* - *function: Check whether driver should disable EDCA turbo mode - * input: struct ieee80211_device* ieee - * u8* PeerMacAddr - * output: none - * return: return 1 if driver should disable EDCA turbo mode - * (otherwise return 0) - */ -static u8 HTIOTActIsDisableEDCATurbo(struct ieee80211_device *ieee, - u8 *PeerMacAddr) -{ /* default enable EDCA Turbo mode. */ - return false; -} - -/* - *function: Check whether we need to use OFDM to sned MGNT frame for - * broadcom AP - * input: struct ieee80211_network *network //current network we live - * output: none - * return: return 1 if true - */ -static u8 HTIOTActIsMgntUseCCK6M(struct ieee80211_network *network) -{ - u8 retValue = 0; - - // 2008/01/25 MH Judeg if we need to use OFDM to sned MGNT frame for broadcom AP. - // 2008/01/28 MH We must prevent that we select null bssid to link. - - if (network->broadcom_cap_exist) - retValue = 1; - - return retValue; -} - -static u8 HTIOTActIsCCDFsync(u8 *PeerMacAddr) -{ - u8 retValue = 0; - - if ((memcmp(PeerMacAddr, UNKNOWN_BORADCOM, 3) == 0) || - (memcmp(PeerMacAddr, LINKSYSWRT330_LINKSYSWRT300_BROADCOM, 3) == 0) || - (memcmp(PeerMacAddr, LINKSYSWRT350_LINKSYSWRT150_BROADCOM, 3) == 0)) - retValue = 1; - - return retValue; -} - -void HTResetIOTSetting(PRT_HIGH_THROUGHPUT pHTInfo) -{ - pHTInfo->IOTAction = 0; - pHTInfo->IOTPeer = HT_IOT_PEER_UNKNOWN; -} - -/* - *function: Construct Capablility Element in Beacon... if HTEnable is turned on - * input: struct ieee80211_device* ieee - * u8* posHTCap //pointer to store Capability Ele - * u8* len //store length of CE - * u8 IsEncrypt //whether encrypt, needed further - * output: none - * return: none - * notice: posHTCap can't be null and should be initialized before. - */ -void HTConstructCapabilityElement(struct ieee80211_device *ieee, u8 *posHTCap, u8 *len, u8 IsEncrypt) -{ - PRT_HIGH_THROUGHPUT pHT = ieee->pHTInfo; - struct ht_capability_ele *pCapELE = NULL; - //u8 bIsDeclareMCS13; - - if (!posHTCap || !pHT) { - IEEE80211_DEBUG(IEEE80211_DL_ERR, - "posHTCap or pHTInfo can't be null in %s\n", - __func__); - return; - } - memset(posHTCap, 0, *len); - if (pHT->ePeerHTSpecVer == HT_SPEC_VER_EWC) { - static const u8 EWC11NHTCap[] = {0x00, 0x90, 0x4c, 0x33}; - - memcpy(posHTCap, EWC11NHTCap, sizeof(EWC11NHTCap)); - pCapELE = (struct ht_capability_ele *)&posHTCap[4]; - } else { - pCapELE = (struct ht_capability_ele *)posHTCap; - } - - //HT capability info - pCapELE->AdvCoding = 0; // This feature is not supported now!! - if (ieee->GetHalfNmodeSupportByAPsHandler(ieee->dev)) - pCapELE->ChlWidth = 0; - else - pCapELE->ChlWidth = (pHT->bRegBW40MHz ? 1 : 0); - -// pCapELE->ChlWidth = (pHT->bRegBW40MHz?1:0); - pCapELE->MimoPwrSave = pHT->SelfMimoPs; - pCapELE->GreenField = 0; // This feature is not supported now!! - pCapELE->ShortGI20Mhz = 1; // We can receive Short GI!! - pCapELE->ShortGI40Mhz = 1; // We can receive Short GI!! - //DbgPrint("TX HT cap/info ele BW=%d SG20=%d SG40=%d\n\r", - //pCapELE->ChlWidth, pCapELE->ShortGI20Mhz, pCapELE->ShortGI40Mhz); - pCapELE->TxSTBC = 1; - pCapELE->RxSTBC = 0; - pCapELE->DelayBA = 0; // Do not support now!! - pCapELE->MaxAMSDUSize = (MAX_RECEIVE_BUFFER_SIZE >= 7935) ? 1 : 0; - pCapELE->DssCCk = ((pHT->bRegBW40MHz) ? (pHT->bRegSuppCCK ? 1 : 0) : 0); - pCapELE->PSMP = 0; // Do not support now!! - pCapELE->LSigTxopProtect = 0; // Do not support now!! - - /* - * MAC HT parameters info - * TODO: Nedd to take care of this part - */ - IEEE80211_DEBUG(IEEE80211_DL_HT, "TX HT cap/info ele BW=%d MaxAMSDUSize:%d DssCCk:%d\n", pCapELE->ChlWidth, pCapELE->MaxAMSDUSize, pCapELE->DssCCk); - - if (IsEncrypt) { - pCapELE->MPDUDensity = 7; // 8us - pCapELE->MaxRxAMPDUFactor = 2; // 2 is for 32 K and 3 is 64K - } else { - pCapELE->MaxRxAMPDUFactor = 3; // 2 is for 32 K and 3 is 64K - pCapELE->MPDUDensity = 0; // no density - } - - //Supported MCS set - memcpy(pCapELE->MCS, ieee->Regdot11HTOperationalRateSet, 16); - if (pHT->IOTAction & HT_IOT_ACT_DISABLE_MCS15) - pCapELE->MCS[1] &= 0x7f; - - if (pHT->IOTAction & HT_IOT_ACT_DISABLE_MCS14) - pCapELE->MCS[1] &= 0xbf; - - if (pHT->IOTAction & HT_IOT_ACT_DISABLE_ALL_2SS) - pCapELE->MCS[1] &= 0x00; - - /* - * 2008.06.12 - * For RTL819X, if pairwisekey = wep/tkip, ap is ralink, we support only MCS0~7. - */ - if (ieee->GetHalfNmodeSupportByAPsHandler(ieee->dev)) { - int i; - - for (i = 1; i < 16; i++) - pCapELE->MCS[i] = 0; - } - - //Extended HT Capability Info - memset(&pCapELE->ExtHTCapInfo, 0, 2); - - //TXBF Capabilities - memset(pCapELE->TxBFCap, 0, 4); - - //Antenna Selection Capabilities - pCapELE->ASCap = 0; -//add 2 to give space for element ID and len when construct frames - if (pHT->ePeerHTSpecVer == HT_SPEC_VER_EWC) - *len = 30 + 2; - else - *len = 26 + 2; - -// IEEE80211_DEBUG_DATA(IEEE80211_DL_DATA | IEEE80211_DL_HT, posHTCap, *len -2); - - /* - * Print each field in detail. Driver should not print out this message - * by default - */ -// HTDebugHTCapability(posHTCap, (u8*)"HTConstructCapability()"); -} - -/* - *function: Construct Information Element in Beacon... if HTEnable is turned on - * input: struct ieee80211_device* ieee - * u8* posHTCap //pointer to store Information Ele - * u8* len //store len of - * u8 IsEncrypt //whether encrypt, needed further - * output: none - * return: none - * notice: posHTCap can't be null and be initialized before. - * Only AP and IBSS sta should do this - */ -void HTConstructInfoElement(struct ieee80211_device *ieee, u8 *posHTInfo, u8 *len, u8 IsEncrypt) -{ - PRT_HIGH_THROUGHPUT pHT = ieee->pHTInfo; - PHT_INFORMATION_ELE pHTInfoEle = (PHT_INFORMATION_ELE)posHTInfo; - - if (!posHTInfo || !pHTInfoEle) { - IEEE80211_DEBUG(IEEE80211_DL_ERR, - "posHTInfo or pHTInfoEle can't be null in %s\n", - __func__); - return; - } - - memset(posHTInfo, 0, *len); - if ((ieee->iw_mode == IW_MODE_ADHOC) || (ieee->iw_mode == IW_MODE_MASTER)) { //ap mode is not currently supported - pHTInfoEle->ControlChl = ieee->current_network.channel; - pHTInfoEle->ExtChlOffset = ((!pHT->bRegBW40MHz) ? HT_EXTCHNL_OFFSET_NO_EXT : - (ieee->current_network.channel <= 6) ? - HT_EXTCHNL_OFFSET_UPPER : HT_EXTCHNL_OFFSET_LOWER); - pHTInfoEle->RecommemdedTxWidth = pHT->bRegBW40MHz; - pHTInfoEle->RIFS = 0; - pHTInfoEle->PSMPAccessOnly = 0; - pHTInfoEle->SrvIntGranularity = 0; - pHTInfoEle->OptMode = pHT->CurrentOpMode; - pHTInfoEle->NonGFDevPresent = 0; - pHTInfoEle->DualBeacon = 0; - pHTInfoEle->SecondaryBeacon = 0; - pHTInfoEle->LSigTxopProtectFull = 0; - pHTInfoEle->PcoActive = 0; - pHTInfoEle->PcoPhase = 0; - - memset(pHTInfoEle->BasicMSC, 0, 16); - - *len = 22 + 2; //same above - } else { - //STA should not generate High Throughput Information Element - *len = 0; - } - //IEEE80211_DEBUG_DATA(IEEE80211_DL_DATA | IEEE80211_DL_HT, posHTInfo, *len - 2); - //HTDebugHTInfo(posHTInfo, "HTConstructInforElement"); -} - -/* - * According to experiment, Realtek AP to STA (based on rtl8190) may achieve - * best performance if both STA and AP set limitation of aggregation size to - * 32K, that is, set AMPDU density to 2 (Ref: IEEE 11n specification). - * However, if Realtek STA associates to other AP, STA should set limitation of - * aggregation size to 8K, otherwise, performance of traffic stream from STA to - * AP will be much less than the traffic stream from AP to STA if both of the - * stream runs concurrently at the same time. - * - * Frame Format - * Element ID Length OUI Type1 Reserved - * 1 byte 1 byte 3 bytes 1 byte 1 byte - * - * OUI = 0x00, 0xe0, 0x4c, - * Type = 0x02 - * Reserved = 0x00 - * - * 2007.8.21 by Emily - */ -/* - *function: Construct Information Element in Beacon... in RT2RT condition - * input: struct ieee80211_device* ieee - * u8* posRT2RTAgg //pointer to store Information Ele - * u8* len //store len - * output: none - * return: none - * notice: - */ -void HTConstructRT2RTAggElement(struct ieee80211_device *ieee, u8 *posRT2RTAgg, u8 *len) -{ - if (!posRT2RTAgg) { - IEEE80211_DEBUG(IEEE80211_DL_ERR, - "posRT2RTAgg can't be null in %s\n", - __func__); - return; - } - memset(posRT2RTAgg, 0, *len); - *posRT2RTAgg++ = 0x00; - *posRT2RTAgg++ = 0xe0; - *posRT2RTAgg++ = 0x4c; - *posRT2RTAgg++ = 0x02; - *posRT2RTAgg++ = 0x01; - *posRT2RTAgg = 0x10;//*posRT2RTAgg = 0x02; - - if (ieee->bSupportRemoteWakeUp) - *posRT2RTAgg |= 0x08;//RT_HT_CAP_USE_WOW; - - *len = 6 + 2; - return; -#ifdef TODO -#if (HAL_CODE_BASE == RTL8192 && DEV_BUS_TYPE == USB_INTERFACE) - /* - //Emily. If it is required to Ask Realtek AP to send AMPDU during AES mode, enable this - section of code. - if(IS_UNDER_11N_AES_MODE(Adapter)) - { - posRT2RTAgg->octet[5] |= RT_HT_CAP_USE_AMPDU; - }else - { - posRT2RTAgg->octet[5] &= 0xfb; - } - */ -#else - // Do Nothing -#endif - - posRT2RTAgg->Length = 6; -#endif -} - -/* - *function: Pick the right Rate Adaptive table to use - * input: struct ieee80211_device* ieee - * u8* pOperateMCS //A pointer to MCS rate bitmap - * return: always we return true - * notice: - */ -static u8 HT_PickMCSRate(struct ieee80211_device *ieee, u8 *pOperateMCS) -{ - if (!pOperateMCS) { - IEEE80211_DEBUG(IEEE80211_DL_ERR, - "pOperateMCS can't be null in %s\n", - __func__); - return false; - } - - switch (ieee->mode) { - case IEEE_A: - case IEEE_B: - case IEEE_G: - //legacy rate routine handled at selectedrate - - //no MCS rate - memset(pOperateMCS, 0, 16); - break; - - case IEEE_N_24G: //assume CCK rate ok - case IEEE_N_5G: - // Legacy part we only use 6, 5.5,2,1 for N_24G and 6 for N_5G. - // Legacy part shall be handled at SelectRateSet(). - - //HT part - // TODO: may be different if we have different number of antenna - pOperateMCS[0] &= RATE_ADPT_1SS_MASK; //support MCS 0~7 - pOperateMCS[1] &= RATE_ADPT_2SS_MASK; - pOperateMCS[3] &= RATE_ADPT_MCS32_MASK; - break; - - //should never reach here - default: - break; - } - - return true; -} - -/* - * Description: - * This function will get the highest speed rate in input MCS set. - * - * /param Adapter Pionter to Adapter entity - * pMCSRateSet Pointer to MCS rate bitmap - * pMCSFilter Pointer to MCS rate filter - * - * /return Highest MCS rate included in pMCSRateSet and filtered by pMCSFilter. - * - */ -/* - *function: This function will get the highest speed rate in input MCS set. - * input: struct ieee80211_device* ieee - * u8* pMCSRateSet //Pointer to MCS rate bitmap - * u8* pMCSFilter //Pointer to MCS rate filter - * return: Highest MCS rate included in pMCSRateSet and filtered by pMCSFilter - * notice: - */ -u8 HTGetHighestMCSRate(struct ieee80211_device *ieee, u8 *pMCSRateSet, u8 *pMCSFilter) -{ - u8 i, j; - u8 bitMap; - u8 mcsRate = 0; - u8 availableMcsRate[16]; - - if (!pMCSRateSet || !pMCSFilter) { - IEEE80211_DEBUG(IEEE80211_DL_ERR, - "pMCSRateSet or pMCSFilter can't be null in %s\n", - __func__); - return false; - } - for (i = 0; i < 16; i++) - availableMcsRate[i] = pMCSRateSet[i] & pMCSFilter[i]; - - for (i = 0; i < 16; i++) { - if (availableMcsRate[i] != 0) - break; - } - if (i == 16) - return false; - - for (i = 0; i < 16; i++) { - if (availableMcsRate[i] != 0) { - bitMap = availableMcsRate[i]; - for (j = 0; j < 8; j++) { - if ((bitMap % 2) != 0) { - if (HTMcsToDataRate(ieee, (8 * i + j)) > HTMcsToDataRate(ieee, mcsRate)) - mcsRate = (8 * i + j); - } - bitMap >>= 1; - } - } - } - return (mcsRate | 0x80); -} - -/* - * 1.Filter our operation rate set with AP's rate set - * 2.shall reference channel bandwidth, STBC, Antenna number - * 3.generate rate adative table for firmware - * David 20060906 - * - * \pHTSupportedCap: the connected STA's supported rate Capability element - */ -static u8 HTFilterMCSRate(struct ieee80211_device *ieee, u8 *pSupportMCS, - u8 *pOperateMCS) -{ - u8 i = 0; - - // filter out operational rate set not supported by AP, the length of it is 16 - for (i = 0; i <= 15; i++) - pOperateMCS[i] = ieee->Regdot11HTOperationalRateSet[i] & pSupportMCS[i]; - - // TODO: adjust our operational rate set according to our channel bandwidth, STBC and Antenna number - /* - * TODO: fill suggested rate adaptive rate index and give firmware info - * using Tx command packet we also shall suggested the first start rate - * set according to our signal strength - */ - HT_PickMCSRate(ieee, pOperateMCS); - - // For RTL819X, if pairwisekey = wep/tkip, we support only MCS0~7. - if (ieee->GetHalfNmodeSupportByAPsHandler(ieee->dev)) - pOperateMCS[1] = 0; - - /* - * For RTL819X, we support only MCS0~15. - * And also, we do not know how to use MCS32 now. - */ - for (i = 2; i <= 15; i++) - pOperateMCS[i] = 0; - - return true; -} - -void HTOnAssocRsp(struct ieee80211_device *ieee) -{ - PRT_HIGH_THROUGHPUT pHTInfo = ieee->pHTInfo; - struct ht_capability_ele *pPeerHTCap = NULL; - PHT_INFORMATION_ELE pPeerHTInfo = NULL; - u16 nMaxAMSDUSize = 0; - u8 *pMcsFilter = NULL; - - static u8 EWC11NHTCap[] = {0x00, 0x90, 0x4c, 0x33}; // For 11n EWC definition, 2007.07.17, by Emily - static u8 EWC11NHTInfo[] = {0x00, 0x90, 0x4c, 0x34}; // For 11n EWC definition, 2007.07.17, by Emily - - if (!pHTInfo->bCurrentHTSupport) { - IEEE80211_DEBUG(IEEE80211_DL_ERR, - "<=== %s: HT_DISABLE\n", - __func__); - return; - } - IEEE80211_DEBUG(IEEE80211_DL_HT, "===> HTOnAssocRsp_wq(): HT_ENABLE\n"); -// IEEE80211_DEBUG_DATA(IEEE80211_DL_DATA, pHTInfo->PeerHTCapBuf, sizeof(struct ht_capability_ele)); -// IEEE80211_DEBUG_DATA(IEEE80211_DL_DATA, pHTInfo->PeerHTInfoBuf, sizeof(HT_INFORMATION_ELE)); - -// HTDebugHTCapability(pHTInfo->PeerHTCapBuf,"HTOnAssocRsp_wq"); -// HTDebugHTInfo(pHTInfo->PeerHTInfoBuf,"HTOnAssocRsp_wq"); - // - if (!memcmp(pHTInfo->PeerHTCapBuf, EWC11NHTCap, sizeof(EWC11NHTCap))) - pPeerHTCap = (struct ht_capability_ele *)(&pHTInfo->PeerHTCapBuf[4]); - else - pPeerHTCap = (struct ht_capability_ele *)(pHTInfo->PeerHTCapBuf); - - if (!memcmp(pHTInfo->PeerHTInfoBuf, EWC11NHTInfo, sizeof(EWC11NHTInfo))) - pPeerHTInfo = (PHT_INFORMATION_ELE)(&pHTInfo->PeerHTInfoBuf[4]); - else - pPeerHTInfo = (PHT_INFORMATION_ELE)(pHTInfo->PeerHTInfoBuf); - - //////////////////////////////////////////////////////// - // Configurations: - //////////////////////////////////////////////////////// - IEEE80211_DEBUG_DATA(IEEE80211_DL_DATA | IEEE80211_DL_HT, pPeerHTCap, sizeof(struct ht_capability_ele)); -// IEEE80211_DEBUG_DATA(IEEE80211_DL_DATA|IEEE80211_DL_HT, pPeerHTInfo, sizeof(HT_INFORMATION_ELE)); - // Config Supported Channel Width setting - // - HTSetConnectBwMode(ieee, (enum ht_channel_width)(pPeerHTCap->ChlWidth), (enum ht_extension_chan_offset)(pPeerHTInfo->ExtChlOffset)); - - pHTInfo->bCurTxBW40MHz = (pPeerHTInfo->RecommemdedTxWidth == 1); - - /* - * Update short GI/ long GI setting - * - * TODO: - */ - pHTInfo->bCurShortGI20MHz = pHTInfo->bRegShortGI20MHz && - (pPeerHTCap->ShortGI20Mhz == 1); - pHTInfo->bCurShortGI40MHz = pHTInfo->bRegShortGI40MHz && - (pPeerHTCap->ShortGI40Mhz == 1); - - /* - * Config TX STBC setting - * - * TODO: - */ - - /* - * Config DSSS/CCK mode in 40MHz mode - * - * TODO: - */ - pHTInfo->bCurSuppCCK = pHTInfo->bRegSuppCCK && - (pPeerHTCap->DssCCk == 1); - - /* - * Config and configure A-MSDU setting - */ - pHTInfo->bCurrent_AMSDU_Support = pHTInfo->bAMSDU_Support; - - nMaxAMSDUSize = (pPeerHTCap->MaxAMSDUSize == 0) ? 3839 : 7935; - - if (pHTInfo->nAMSDU_MaxSize > nMaxAMSDUSize) - pHTInfo->nCurrent_AMSDU_MaxSize = nMaxAMSDUSize; - else - pHTInfo->nCurrent_AMSDU_MaxSize = pHTInfo->nAMSDU_MaxSize; - /* - * Config A-MPDU setting - */ - pHTInfo->bCurrentAMPDUEnable = pHTInfo->bAMPDUEnable; - - /* - * <1> Decide AMPDU Factor - * By Emily - */ - if (!pHTInfo->bRegRT2RTAggregation) { - // Decide AMPDU Factor according to protocol handshake - if (pHTInfo->AMPDU_Factor > pPeerHTCap->MaxRxAMPDUFactor) - pHTInfo->CurrentAMPDUFactor = pPeerHTCap->MaxRxAMPDUFactor; - else - pHTInfo->CurrentAMPDUFactor = pHTInfo->AMPDU_Factor; - } else { - /* - * Set MPDU density to 2 to Realtek AP, and set it to 0 for others - * Replace MPDU factor declared in original association response frame format. 2007.08.20 by Emily - */ - if (ieee->current_network.bssht.bdRT2RTAggregation) { - if (ieee->pairwise_key_type != KEY_TYPE_NA) - // Realtek may set 32k in security mode and 64k for others - pHTInfo->CurrentAMPDUFactor = pPeerHTCap->MaxRxAMPDUFactor; - else - pHTInfo->CurrentAMPDUFactor = HT_AGG_SIZE_64K; - } else { - pHTInfo->CurrentAMPDUFactor = min_t(u32, pPeerHTCap->MaxRxAMPDUFactor, - HT_AGG_SIZE_32K); - } - } - - /* - * <2> Set AMPDU Minimum MPDU Start Spacing - * 802.11n 3.0 section 9.7d.3 - */ - pHTInfo->CurrentMPDUDensity = max_t(u32, pHTInfo->MPDU_Density, - pPeerHTCap->MPDUDensity); - - if (ieee->pairwise_key_type != KEY_TYPE_NA) - pHTInfo->CurrentMPDUDensity = 7; // 8us - // Force TX AMSDU - - // Lanhsin: mark for tmp to avoid deauth by ap from s3 - //if(memcmp(pMgntInfo->Bssid, NETGEAR834Bv2_BROADCOM, 3)==0) - if (0) { - pHTInfo->bCurrentAMPDUEnable = false; - pHTInfo->ForcedAMSDUMode = HT_AGG_FORCE_ENABLE; - pHTInfo->ForcedAMSDUMaxSize = 7935; - - pHTInfo->IOTAction |= HT_IOT_ACT_TX_USE_AMSDU_8K; - } - - // Rx Reorder Setting - pHTInfo->bCurRxReorderEnable = pHTInfo->bRegRxReorderEnable; - - /* - * Filter out unsupported HT rate for this AP - * Update RATR table - * This is only for 8190 ,8192 or later product which using firmware to - * handle rate adaptive mechanism. - */ - - /* - * Handle Ralink AP bad MCS rate set condition. Joseph. - * This fix the bug of Ralink AP. This may be removed in the future. - */ - if (pPeerHTCap->MCS[0] == 0) - pPeerHTCap->MCS[0] = 0xff; - - HTFilterMCSRate(ieee, pPeerHTCap->MCS, ieee->dot11HTOperationalRateSet); - - /* - * Config MIMO Power Save setting - */ - pHTInfo->PeerMimoPs = pPeerHTCap->MimoPwrSave; - if (pHTInfo->PeerMimoPs == MIMO_PS_STATIC) - pMcsFilter = MCS_FILTER_1SS; - else - pMcsFilter = MCS_FILTER_ALL; - //WB add for MCS8 bug -// pMcsFilter = MCS_FILTER_1SS; - ieee->HTHighestOperaRate = HTGetHighestMCSRate(ieee, ieee->dot11HTOperationalRateSet, pMcsFilter); - ieee->HTCurrentOperaRate = ieee->HTHighestOperaRate; - - /* - * Config current operation mode. - */ - pHTInfo->CurrentOpMode = pPeerHTInfo->OptMode; -} - -/* - *function: initialize HT info(struct PRT_HIGH_THROUGHPUT) - * input: struct ieee80211_device* ieee - * output: none - * return: none - * notice: This function is called when - * * (1) MPInitialization Phase - * * (2) Receiving of Deauthentication from AP - */ -// TODO: Should this funciton be called when receiving of Disassociation? -void HTInitializeHTInfo(struct ieee80211_device *ieee) -{ - PRT_HIGH_THROUGHPUT pHTInfo = ieee->pHTInfo; - - /* - * These parameters will be reset when receiving deauthentication packet - */ - IEEE80211_DEBUG(IEEE80211_DL_HT, "===========>%s()\n", __func__); - pHTInfo->bCurrentHTSupport = false; - - // 40MHz channel support - pHTInfo->bCurBW40MHz = false; - pHTInfo->bCurTxBW40MHz = false; - - // Short GI support - pHTInfo->bCurShortGI20MHz = false; - pHTInfo->bCurShortGI40MHz = false; - pHTInfo->bForcedShortGI = false; - - /* - * CCK rate support - * This flag is set to true to support CCK rate by default. - * It will be affected by "pHTInfo->bRegSuppCCK" and AP capabilities - * only when associate to 11N BSS. - */ - pHTInfo->bCurSuppCCK = true; - - // AMSDU related - pHTInfo->bCurrent_AMSDU_Support = false; - pHTInfo->nCurrent_AMSDU_MaxSize = pHTInfo->nAMSDU_MaxSize; - - // AMPUD related - pHTInfo->CurrentMPDUDensity = pHTInfo->MPDU_Density; - pHTInfo->CurrentAMPDUFactor = pHTInfo->AMPDU_Factor; - - // Initialize all of the parameters related to 11n - memset(&pHTInfo->SelfHTCap, 0, sizeof(pHTInfo->SelfHTCap)); - memset(&pHTInfo->SelfHTInfo, 0, sizeof(pHTInfo->SelfHTInfo)); - memset(&pHTInfo->PeerHTCapBuf, 0, sizeof(pHTInfo->PeerHTCapBuf)); - memset(&pHTInfo->PeerHTInfoBuf, 0, sizeof(pHTInfo->PeerHTInfoBuf)); - - pHTInfo->bSwBwInProgress = false; - - // Set default IEEE spec for Draft N - pHTInfo->ePeerHTSpecVer = HT_SPEC_VER_IEEE; - - // Realtek proprietary aggregation mode - pHTInfo->bCurrentRT2RTAggregation = false; - pHTInfo->bCurrentRT2RTLongSlotTime = false; - pHTInfo->IOTPeer = 0; - pHTInfo->IOTAction = 0; - - //MCS rate initialized here - { - u8 *RegHTSuppRateSets = &ieee->RegHTSuppRateSet[0]; - - RegHTSuppRateSets[0] = 0xFF; //support MCS 0~7 - RegHTSuppRateSets[1] = 0xFF; //support MCS 8~15 - RegHTSuppRateSets[4] = 0x01; //support MCS 32 - } -} - -/* - *function: initialize Bss HT structure(struct PBSS_HT) - * input: PBSS_HT pBssHT //to be initialized - * output: none - * return: none - * notice: This function is called when initialize network structure - */ -void HTInitializeBssDesc(PBSS_HT pBssHT) -{ - pBssHT->bdSupportHT = false; - memset(pBssHT->bdHTCapBuf, 0, sizeof(pBssHT->bdHTCapBuf)); - pBssHT->bdHTCapLen = 0; - memset(pBssHT->bdHTInfoBuf, 0, sizeof(pBssHT->bdHTInfoBuf)); - pBssHT->bdHTInfoLen = 0; - - pBssHT->bdHTSpecVer = HT_SPEC_VER_IEEE; - - pBssHT->bdRT2RTAggregation = false; - pBssHT->bdRT2RTLongSlotTime = false; -} - -/* - *function: initialize Bss HT structure(struct PBSS_HT) - * input: struct ieee80211_device *ieee - * struct ieee80211_network *pNetwork //usually current network - * we are live in - * output: none - * return: none - * notice: This function should ONLY be called before association - */ -void HTResetSelfAndSavePeerSetting(struct ieee80211_device *ieee, struct ieee80211_network *pNetwork) -{ - PRT_HIGH_THROUGHPUT pHTInfo = ieee->pHTInfo; -// u16 nMaxAMSDUSize; -// struct ht_capability_ele *pPeerHTCap = (struct ht_capability_ele *)pNetwork->bssht.bdHTCapBuf; -// PHT_INFORMATION_ELE pPeerHTInfo = (PHT_INFORMATION_ELE)pNetwork->bssht.bdHTInfoBuf; -// u8* pMcsFilter; - u8 bIOTAction = 0; - - // - // Save Peer Setting before Association - // - IEEE80211_DEBUG(IEEE80211_DL_HT, "==============>%s()\n", __func__); - /*unmark bEnableHT flag here is the same reason why unmarked in function ieee80211_softmac_new_net. WB 2008.09.10*/ -// if( pHTInfo->bEnableHT && pNetwork->bssht.bdSupportHT) - if (pNetwork->bssht.bdSupportHT) { - pHTInfo->bCurrentHTSupport = true; - pHTInfo->ePeerHTSpecVer = pNetwork->bssht.bdHTSpecVer; - - // Save HTCap and HTInfo information Element - if (pNetwork->bssht.bdHTCapLen > 0 && pNetwork->bssht.bdHTCapLen <= sizeof(pHTInfo->PeerHTCapBuf)) - memcpy(pHTInfo->PeerHTCapBuf, pNetwork->bssht.bdHTCapBuf, pNetwork->bssht.bdHTCapLen); - - if (pNetwork->bssht.bdHTInfoLen > 0 && pNetwork->bssht.bdHTInfoLen <= sizeof(pHTInfo->PeerHTInfoBuf)) - memcpy(pHTInfo->PeerHTInfoBuf, pNetwork->bssht.bdHTInfoBuf, pNetwork->bssht.bdHTInfoLen); - - // Check whether RT to RT aggregation mode is enabled - if (pHTInfo->bRegRT2RTAggregation) { - pHTInfo->bCurrentRT2RTAggregation = pNetwork->bssht.bdRT2RTAggregation; - pHTInfo->bCurrentRT2RTLongSlotTime = pNetwork->bssht.bdRT2RTLongSlotTime; - } else { - pHTInfo->bCurrentRT2RTAggregation = false; - pHTInfo->bCurrentRT2RTLongSlotTime = false; - } - - // Determine the IOT Peer Vendor. - HTIOTPeerDetermine(ieee); - - /* - * Decide IOT Action - * Must be called after the parameter of pHTInfo->bCurrentRT2RTAggregation is decided - */ - pHTInfo->IOTAction = 0; - bIOTAction = HTIOTActIsDisableMCS14(ieee, pNetwork->bssid); - if (bIOTAction) - pHTInfo->IOTAction |= HT_IOT_ACT_DISABLE_MCS14; - - bIOTAction = HTIOTActIsDisableMCS15(ieee); - if (bIOTAction) - pHTInfo->IOTAction |= HT_IOT_ACT_DISABLE_MCS15; - - bIOTAction = HTIOTActIsDisableMCSTwoSpatialStream(ieee, pNetwork->bssid); - if (bIOTAction) - pHTInfo->IOTAction |= HT_IOT_ACT_DISABLE_ALL_2SS; - - bIOTAction = HTIOTActIsDisableEDCATurbo(ieee, pNetwork->bssid); - if (bIOTAction) - pHTInfo->IOTAction |= HT_IOT_ACT_DISABLE_EDCA_TURBO; - - bIOTAction = HTIOTActIsMgntUseCCK6M(pNetwork); - if (bIOTAction) - pHTInfo->IOTAction |= HT_IOT_ACT_MGNT_USE_CCK_6M; - - bIOTAction = HTIOTActIsCCDFsync(pNetwork->bssid); - if (bIOTAction) - pHTInfo->IOTAction |= HT_IOT_ACT_CDD_FSYNC; - } else { - pHTInfo->bCurrentHTSupport = false; - pHTInfo->bCurrentRT2RTAggregation = false; - pHTInfo->bCurrentRT2RTLongSlotTime = false; - - pHTInfo->IOTAction = 0; - } -} - -void HTUpdateSelfAndPeerSetting(struct ieee80211_device *ieee, struct ieee80211_network *pNetwork) -{ - PRT_HIGH_THROUGHPUT pHTInfo = ieee->pHTInfo; -// struct ht_capability_ele *pPeerHTCap = (struct ht_capability_ele *)pNetwork->bssht.bdHTCapBuf; - PHT_INFORMATION_ELE pPeerHTInfo = (PHT_INFORMATION_ELE)pNetwork->bssht.bdHTInfoBuf; - - if (pHTInfo->bCurrentHTSupport) { - /* - * Config current operation mode. - */ - if (pNetwork->bssht.bdHTInfoLen != 0) - pHTInfo->CurrentOpMode = pPeerHTInfo->OptMode; - - /* - * <TODO: Config according to OBSS non-HT STA present!!> - */ - } -} -EXPORT_SYMBOL(HTUpdateSelfAndPeerSetting); - -/* - *function: check whether HT control field exists - * input: struct ieee80211_device *ieee - * u8* pFrame //coming skb->data - * output: none - * return: return true if HT control field exists(false otherwise) - * notice: - */ -u8 HTCCheck(struct ieee80211_device *ieee, u8 *pFrame) -{ - if (ieee->pHTInfo->bCurrentHTSupport) { - if ((IsQoSDataFrame(pFrame) && Frame_Order(pFrame)) == 1) { - IEEE80211_DEBUG(IEEE80211_DL_HT, "HT CONTROL FILED EXIST!!\n"); - return true; - } - } - return false; -} - -static void HTSetConnectBwModeCallback(struct ieee80211_device *ieee) -{ - PRT_HIGH_THROUGHPUT pHTInfo = ieee->pHTInfo; - - IEEE80211_DEBUG(IEEE80211_DL_HT, "======>%s()\n", __func__); - - if (pHTInfo->bCurBW40MHz) { - if (pHTInfo->CurSTAExtChnlOffset == HT_EXTCHNL_OFFSET_UPPER) - ieee->set_chan(ieee->dev, ieee->current_network.channel + 2); - else if (pHTInfo->CurSTAExtChnlOffset == HT_EXTCHNL_OFFSET_LOWER) - ieee->set_chan(ieee->dev, ieee->current_network.channel - 2); - else - ieee->set_chan(ieee->dev, ieee->current_network.channel); - - ieee->SetBWModeHandler(ieee->dev, HT_CHANNEL_WIDTH_20_40, pHTInfo->CurSTAExtChnlOffset); - } else { - ieee->set_chan(ieee->dev, ieee->current_network.channel); - ieee->SetBWModeHandler(ieee->dev, HT_CHANNEL_WIDTH_20, HT_EXTCHNL_OFFSET_NO_EXT); - } - - pHTInfo->bSwBwInProgress = false; -} - -/* - * This function set bandwidth mode in protocol layer. - */ -void HTSetConnectBwMode(struct ieee80211_device *ieee, enum ht_channel_width Bandwidth, enum ht_extension_chan_offset Offset) -{ - PRT_HIGH_THROUGHPUT pHTInfo = ieee->pHTInfo; -// u32 flags = 0; - - if (!pHTInfo->bRegBW40MHz) - return; - - // To reduce dummy operation -// if((pHTInfo->bCurBW40MHz==false && Bandwidth==HT_CHANNEL_WIDTH_20) || -// (pHTInfo->bCurBW40MHz==true && Bandwidth==HT_CHANNEL_WIDTH_20_40 && Offset==pHTInfo->CurSTAExtChnlOffset)) -// return; - -// spin_lock_irqsave(&(ieee->bw_spinlock), flags); - if (pHTInfo->bSwBwInProgress) { -// spin_unlock_irqrestore(&(ieee->bw_spinlock), flags); - return; - } - //if in half N mode, set to 20M bandwidth please 09.08.2008 WB. - if (Bandwidth == HT_CHANNEL_WIDTH_20_40 && (!ieee->GetHalfNmodeSupportByAPsHandler(ieee->dev))) { - // Handle Illegal extension channel offset!! - if (ieee->current_network.channel < 2 && Offset == HT_EXTCHNL_OFFSET_LOWER) - Offset = HT_EXTCHNL_OFFSET_NO_EXT; - if (Offset == HT_EXTCHNL_OFFSET_UPPER || Offset == HT_EXTCHNL_OFFSET_LOWER) { - pHTInfo->bCurBW40MHz = true; - pHTInfo->CurSTAExtChnlOffset = Offset; - } else { - pHTInfo->bCurBW40MHz = false; - pHTInfo->CurSTAExtChnlOffset = HT_EXTCHNL_OFFSET_NO_EXT; - } - } else { - pHTInfo->bCurBW40MHz = false; - pHTInfo->CurSTAExtChnlOffset = HT_EXTCHNL_OFFSET_NO_EXT; - } - - pHTInfo->bSwBwInProgress = true; - - /* - * TODO: 2007.7.13 by Emily Wait 2000ms in order to guarantee that - * switching bandwidth is executed after scan is finished. It is a - * temporal solution because software should ganrantee the last - * operation of switching bandwidth is executed properlly. - */ - HTSetConnectBwModeCallback(ieee); - -// spin_unlock_irqrestore(&(ieee->bw_spinlock), flags); -} |