diff options
Diffstat (limited to 'drivers/staging/winbond/mto.c')
| -rw-r--r-- | drivers/staging/winbond/mto.c | 167 |
1 files changed, 0 insertions, 167 deletions
diff --git a/drivers/staging/winbond/mto.c b/drivers/staging/winbond/mto.c deleted file mode 100644 index b031ecd4f3c0..000000000000 --- a/drivers/staging/winbond/mto.c +++ /dev/null @@ -1,167 +0,0 @@ -/* - * ============================================================================ - * MTO.C - - * - * Description: - * MAC Throughput Optimization for W89C33 802.11g WLAN STA. - * - * The following MIB attributes or internal variables will be affected - * while the MTO is being executed: - * dot11FragmentationThreshold, - * dot11RTSThreshold, - * transmission rate and PLCP preamble type, - * CCA mode, - * antenna diversity. - * - * Copyright (c) 2003 Winbond Electronics Corp. All rights reserved. - * ============================================================================ - */ - -#include "sme_api.h" -#include "wbhal.h" -#include "wb35reg_f.h" -#include "core.h" -#include "mto.h" - -/* Declare SQ3 to rate and fragmentation threshold table */ -/* Declare fragmentation threshold table */ -#define MTO_MAX_FRAG_TH_LEVELS 5 -#define MTO_MAX_DATA_RATE_LEVELS 12 - -u16 MTO_Frag_Th_Tbl[MTO_MAX_FRAG_TH_LEVELS] = { - 256, 384, 512, 768, 1536 -}; - -/* - * Declare data rate table: - * The following table will be changed at anytime if the operation rate - * supported by AP don't match the table - */ -static u8 MTO_Data_Rate_Tbl[MTO_MAX_DATA_RATE_LEVELS] = { - 2, 4, 11, 22, 12, 18, 24, 36, 48, 72, 96, 108 -}; - -/* this record the retry rate at different data rate */ -static int retryrate_rec[MTO_MAX_DATA_RATE_LEVELS]; - -static u8 boSparseTxTraffic; - -/* - * =========================================================================== - * MTO_Init -- - * - * Description: - * Initialize MTO parameters. - * - * This function should be invoked during system initialization. - * - * Arguments: - * adapter - The pointer to the Miniport adapter Context - * =========================================================================== - */ -void MTO_Init(struct wbsoft_priv *adapter) -{ - int i; - - MTO_PREAMBLE_TYPE() = MTO_PREAMBLE_SHORT; /* for test */ - - MTO_CNT_ANT(0) = 0; - MTO_CNT_ANT(1) = 0; - MTO_SQ_ANT(0) = 0; - MTO_SQ_ANT(1) = 0; - - MTO_AGING_TIMEOUT() = 0; - - /* The following parameters should be initialized to the values set by user */ - MTO_RATE_LEVEL() = 0; - MTO_FRAG_TH_LEVEL() = 4; - MTO_RTS_THRESHOLD() = MTO_FRAG_TH() + 1; - MTO_RTS_THRESHOLD_SETUP() = MTO_FRAG_TH() + 1; - MTO_RATE_CHANGE_ENABLE() = 1; - MTO_FRAG_CHANGE_ENABLE() = 0; - MTO_POWER_CHANGE_ENABLE() = 1; - MTO_PREAMBLE_CHANGE_ENABLE() = 1; - MTO_RTS_CHANGE_ENABLE() = 0; - - for (i = 0; i < MTO_MAX_DATA_RATE_LEVELS; i++) - retryrate_rec[i] = 5; - - MTO_TXFLOWCOUNT() = 0; - /* --------- DTO threshold parameters ------------- */ - MTOPARA_PERIODIC_CHECK_CYCLE() = 10; - MTOPARA_RSSI_TH_FOR_ANTDIV() = 10; - MTOPARA_TXCOUNT_TH_FOR_CALC_RATE() = 50; - MTOPARA_TXRATE_INC_TH() = 10; - MTOPARA_TXRATE_DEC_TH() = 30; - MTOPARA_TXRATE_EQ_TH() = 40; - MTOPARA_TXRATE_BACKOFF() = 12; - MTOPARA_TXRETRYRATE_REDUCE() = 6; - if (MTO_TXPOWER_FROM_EEPROM == 0xff) { - switch (MTO_HAL()->phy_type) { - case RF_AIROHA_2230: - case RF_AIROHA_2230S: - MTOPARA_TXPOWER_INDEX() = 46; /* MAX-8 @@ Only for AL 2230 */ - break; - case RF_AIROHA_7230: - MTOPARA_TXPOWER_INDEX() = 49; - break; - case RF_WB_242: - MTOPARA_TXPOWER_INDEX() = 10; - break; - case RF_WB_242_1: - MTOPARA_TXPOWER_INDEX() = 24; - break; - } - } else { /* follow the setting from EEPROM */ - MTOPARA_TXPOWER_INDEX() = MTO_TXPOWER_FROM_EEPROM; - } - RFSynthesizer_SetPowerIndex(MTO_HAL(), (u8) MTOPARA_TXPOWER_INDEX()); - /* ------------------------------------------------ */ - - /* For RSSI turning -- Cancel load from EEPROM */ - MTO_DATA().RSSI_high = -41; - MTO_DATA().RSSI_low = -60; -} - -/* =========================================================================== - * Description: - * If we enable DTO, we will ignore the tx count with different tx rate - * from DTO rate. This is because when we adjust DTO tx rate, there could - * be some packets in the tx queue with previous tx rate - */ - -void MTO_SetTxCount(struct wbsoft_priv *adapter, u8 tx_rate, u8 index) -{ - MTO_TXFLOWCOUNT()++; - if ((MTO_ENABLE == 1) && (MTO_RATE_CHANGE_ENABLE() == 1)) { - if (tx_rate == MTO_DATA_RATE()) { - if (index == 0) { - if (boSparseTxTraffic) - MTO_HAL()->dto_tx_frag_count += MTOPARA_PERIODIC_CHECK_CYCLE(); - else - MTO_HAL()->dto_tx_frag_count += 1; - } else { - if (index < 8) { - MTO_HAL()->dto_tx_retry_count += index; - MTO_HAL()->dto_tx_frag_count += (index + 1); - } else { - MTO_HAL()->dto_tx_retry_count += 7; - MTO_HAL()->dto_tx_frag_count += 7; - } - } - } else if (MTO_DATA_RATE() > 48 && tx_rate == 48) { - /* for reducing data rate scheme, do not calculate different data rate. 3 is the reducing data rate at retry. */ - if (index < 3) { - MTO_HAL()->dto_tx_retry_count += index; - MTO_HAL()->dto_tx_frag_count += (index + 1); - } else { - MTO_HAL()->dto_tx_retry_count += 3; - MTO_HAL()->dto_tx_frag_count += 3; - } - - } - } else { - MTO_HAL()->dto_tx_retry_count += index; - MTO_HAL()->dto_tx_frag_count += (index + 1); - } -} |