diff options
Diffstat (limited to 'drivers/net/wireless/ath9k/phy.c')
| -rw-r--r-- | drivers/net/wireless/ath9k/phy.c | 242 |
1 files changed, 117 insertions, 125 deletions
diff --git a/drivers/net/wireless/ath9k/phy.c b/drivers/net/wireless/ath9k/phy.c index 766982a8196e..8bcba906929a 100644 --- a/drivers/net/wireless/ath9k/phy.c +++ b/drivers/net/wireless/ath9k/phy.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2008 Atheros Communications Inc. + * Copyright (c) 2008-2009 Atheros Communications Inc. * * Permission to use, copy, modify, and/or distribute this software for any * purpose with or without fee is hereby granted, provided that the above @@ -14,22 +14,17 @@ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ -#include "core.h" -#include "hw.h" -#include "reg.h" -#include "phy.h" +#include "ath9k.h" void -ath9k_hw_write_regs(struct ath_hal *ah, u32 modesIndex, u32 freqIndex, +ath9k_hw_write_regs(struct ath_hw *ah, u32 modesIndex, u32 freqIndex, int regWrites) { - struct ath_hal_5416 *ahp = AH5416(ah); - - REG_WRITE_ARRAY(&ahp->ah_iniBB_RfGain, freqIndex, regWrites); + REG_WRITE_ARRAY(&ah->iniBB_RfGain, freqIndex, regWrites); } bool -ath9k_hw_set_channel(struct ath_hal *ah, struct ath9k_channel *chan) +ath9k_hw_set_channel(struct ath_hw *ah, struct ath9k_channel *chan) { u32 channelSel = 0; u32 bModeSynth = 0; @@ -95,15 +90,14 @@ ath9k_hw_set_channel(struct ath_hal *ah, struct ath9k_channel *chan) REG_WRITE(ah, AR_PHY(0x37), reg32); - ah->ah_curchan = chan; - - AH5416(ah)->ah_curchanRadIndex = -1; + ah->curchan = chan; + ah->curchan_rad_index = -1; return true; } bool -ath9k_hw_ar9280_set_channel(struct ath_hal *ah, +ath9k_hw_ar9280_set_channel(struct ath_hw *ah, struct ath9k_channel *chan) { u16 bMode, fracMode, aModeRefSel = 0; @@ -138,20 +132,27 @@ ath9k_hw_ar9280_set_channel(struct ath_hal *ah, bMode = 0; fracMode = 0; - if ((freq % 20) == 0) { - aModeRefSel = 3; - } else if ((freq % 10) == 0) { - aModeRefSel = 2; - } else { + switch(ah->eep_ops->get_eeprom(ah, EEP_FRAC_N_5G)) { + case 0: + if ((freq % 20) == 0) { + aModeRefSel = 3; + } else if ((freq % 10) == 0) { + aModeRefSel = 2; + } + if (aModeRefSel) + break; + case 1: + default: aModeRefSel = 0; - fracMode = 1; refDivA = 1; channelSel = (freq * 0x8000) / 15; REG_RMW_FIELD(ah, AR_AN_SYNTH9, AR_AN_SYNTH9_REFDIVA, refDivA); + } + if (!fracMode) { ndiv = (freq * (refDivA >> aModeRefSel)) / 60; channelSel = ndiv & 0x1ff; @@ -166,9 +167,8 @@ ath9k_hw_ar9280_set_channel(struct ath_hal *ah, REG_WRITE(ah, AR_PHY_SYNTH_CONTROL, reg32); - ah->ah_curchan = chan; - - AH5416(ah)->ah_curchanRadIndex = -1; + ah->curchan = chan; + ah->curchan_rad_index = -1; return true; } @@ -201,11 +201,9 @@ ath9k_phy_modify_rx_buffer(u32 *rfBuf, u32 reg32, } bool -ath9k_hw_set_rf_regs(struct ath_hal *ah, struct ath9k_channel *chan, +ath9k_hw_set_rf_regs(struct ath_hw *ah, struct ath9k_channel *chan, u16 modesIndex) { - struct ath_hal_5416 *ahp = AH5416(ah); - u32 eepMinorRev; u32 ob5GHz = 0, db5GHz = 0; u32 ob2GHz = 0, db2GHz = 0; @@ -214,161 +212,156 @@ ath9k_hw_set_rf_regs(struct ath_hal *ah, struct ath9k_channel *chan, if (AR_SREV_9280_10_OR_LATER(ah)) return true; - eepMinorRev = ath9k_hw_get_eeprom(ah, EEP_MINOR_REV); + eepMinorRev = ah->eep_ops->get_eeprom(ah, EEP_MINOR_REV); - RF_BANK_SETUP(ahp->ah_analogBank0Data, &ahp->ah_iniBank0, 1); + RF_BANK_SETUP(ah->analogBank0Data, &ah->iniBank0, 1); - RF_BANK_SETUP(ahp->ah_analogBank1Data, &ahp->ah_iniBank1, 1); + RF_BANK_SETUP(ah->analogBank1Data, &ah->iniBank1, 1); - RF_BANK_SETUP(ahp->ah_analogBank2Data, &ahp->ah_iniBank2, 1); + RF_BANK_SETUP(ah->analogBank2Data, &ah->iniBank2, 1); - RF_BANK_SETUP(ahp->ah_analogBank3Data, &ahp->ah_iniBank3, + RF_BANK_SETUP(ah->analogBank3Data, &ah->iniBank3, modesIndex); { int i; - for (i = 0; i < ahp->ah_iniBank6TPC.ia_rows; i++) { - ahp->ah_analogBank6Data[i] = - INI_RA(&ahp->ah_iniBank6TPC, i, modesIndex); + for (i = 0; i < ah->iniBank6TPC.ia_rows; i++) { + ah->analogBank6Data[i] = + INI_RA(&ah->iniBank6TPC, i, modesIndex); } } if (eepMinorRev >= 2) { if (IS_CHAN_2GHZ(chan)) { - ob2GHz = ath9k_hw_get_eeprom(ah, EEP_OB_2); - db2GHz = ath9k_hw_get_eeprom(ah, EEP_DB_2); - ath9k_phy_modify_rx_buffer(ahp->ah_analogBank6Data, + ob2GHz = ah->eep_ops->get_eeprom(ah, EEP_OB_2); + db2GHz = ah->eep_ops->get_eeprom(ah, EEP_DB_2); + ath9k_phy_modify_rx_buffer(ah->analogBank6Data, ob2GHz, 3, 197, 0); - ath9k_phy_modify_rx_buffer(ahp->ah_analogBank6Data, + ath9k_phy_modify_rx_buffer(ah->analogBank6Data, db2GHz, 3, 194, 0); } else { - ob5GHz = ath9k_hw_get_eeprom(ah, EEP_OB_5); - db5GHz = ath9k_hw_get_eeprom(ah, EEP_DB_5); - ath9k_phy_modify_rx_buffer(ahp->ah_analogBank6Data, + ob5GHz = ah->eep_ops->get_eeprom(ah, EEP_OB_5); + db5GHz = ah->eep_ops->get_eeprom(ah, EEP_DB_5); + ath9k_phy_modify_rx_buffer(ah->analogBank6Data, ob5GHz, 3, 203, 0); - ath9k_phy_modify_rx_buffer(ahp->ah_analogBank6Data, + ath9k_phy_modify_rx_buffer(ah->analogBank6Data, db5GHz, 3, 200, 0); } } - RF_BANK_SETUP(ahp->ah_analogBank7Data, &ahp->ah_iniBank7, 1); + RF_BANK_SETUP(ah->analogBank7Data, &ah->iniBank7, 1); - REG_WRITE_RF_ARRAY(&ahp->ah_iniBank0, ahp->ah_analogBank0Data, + REG_WRITE_RF_ARRAY(&ah->iniBank0, ah->analogBank0Data, regWrites); - REG_WRITE_RF_ARRAY(&ahp->ah_iniBank1, ahp->ah_analogBank1Data, + REG_WRITE_RF_ARRAY(&ah->iniBank1, ah->analogBank1Data, regWrites); - REG_WRITE_RF_ARRAY(&ahp->ah_iniBank2, ahp->ah_analogBank2Data, + REG_WRITE_RF_ARRAY(&ah->iniBank2, ah->analogBank2Data, regWrites); - REG_WRITE_RF_ARRAY(&ahp->ah_iniBank3, ahp->ah_analogBank3Data, + REG_WRITE_RF_ARRAY(&ah->iniBank3, ah->analogBank3Data, regWrites); - REG_WRITE_RF_ARRAY(&ahp->ah_iniBank6TPC, ahp->ah_analogBank6Data, + REG_WRITE_RF_ARRAY(&ah->iniBank6TPC, ah->analogBank6Data, regWrites); - REG_WRITE_RF_ARRAY(&ahp->ah_iniBank7, ahp->ah_analogBank7Data, + REG_WRITE_RF_ARRAY(&ah->iniBank7, ah->analogBank7Data, regWrites); return true; } void -ath9k_hw_rfdetach(struct ath_hal *ah) +ath9k_hw_rfdetach(struct ath_hw *ah) { - struct ath_hal_5416 *ahp = AH5416(ah); - - if (ahp->ah_analogBank0Data != NULL) { - kfree(ahp->ah_analogBank0Data); - ahp->ah_analogBank0Data = NULL; + if (ah->analogBank0Data != NULL) { + kfree(ah->analogBank0Data); + ah->analogBank0Data = NULL; } - if (ahp->ah_analogBank1Data != NULL) { - kfree(ahp->ah_analogBank1Data); - ahp->ah_analogBank1Data = NULL; + if (ah->analogBank1Data != NULL) { + kfree(ah->analogBank1Data); + ah->analogBank1Data = NULL; } - if (ahp->ah_analogBank2Data != NULL) { - kfree(ahp->ah_analogBank2Data); - ahp->ah_analogBank2Data = NULL; + if (ah->analogBank2Data != NULL) { + kfree(ah->analogBank2Data); + ah->analogBank2Data = NULL; } - if (ahp->ah_analogBank3Data != NULL) { - kfree(ahp->ah_analogBank3Data); - ahp->ah_analogBank3Data = NULL; + if (ah->analogBank3Data != NULL) { + kfree(ah->analogBank3Data); + ah->analogBank3Data = NULL; } - if (ahp->ah_analogBank6Data != NULL) { - kfree(ahp->ah_analogBank6Data); - ahp->ah_analogBank6Data = NULL; + if (ah->analogBank6Data != NULL) { + kfree(ah->analogBank6Data); + ah->analogBank6Data = NULL; } - if (ahp->ah_analogBank6TPCData != NULL) { - kfree(ahp->ah_analogBank6TPCData); - ahp->ah_analogBank6TPCData = NULL; + if (ah->analogBank6TPCData != NULL) { + kfree(ah->analogBank6TPCData); + ah->analogBank6TPCData = NULL; } - if (ahp->ah_analogBank7Data != NULL) { - kfree(ahp->ah_analogBank7Data); - ahp->ah_analogBank7Data = NULL; + if (ah->analogBank7Data != NULL) { + kfree(ah->analogBank7Data); + ah->analogBank7Data = NULL; } - if (ahp->ah_addac5416_21 != NULL) { - kfree(ahp->ah_addac5416_21); - ahp->ah_addac5416_21 = NULL; + if (ah->addac5416_21 != NULL) { + kfree(ah->addac5416_21); + ah->addac5416_21 = NULL; } - if (ahp->ah_bank6Temp != NULL) { - kfree(ahp->ah_bank6Temp); - ahp->ah_bank6Temp = NULL; + if (ah->bank6Temp != NULL) { + kfree(ah->bank6Temp); + ah->bank6Temp = NULL; } } -bool ath9k_hw_init_rf(struct ath_hal *ah, int *status) +bool ath9k_hw_init_rf(struct ath_hw *ah, int *status) { - struct ath_hal_5416 *ahp = AH5416(ah); - if (!AR_SREV_9280_10_OR_LATER(ah)) { - - ahp->ah_analogBank0Data = + ah->analogBank0Data = kzalloc((sizeof(u32) * - ahp->ah_iniBank0.ia_rows), GFP_KERNEL); - ahp->ah_analogBank1Data = + ah->iniBank0.ia_rows), GFP_KERNEL); + ah->analogBank1Data = kzalloc((sizeof(u32) * - ahp->ah_iniBank1.ia_rows), GFP_KERNEL); - ahp->ah_analogBank2Data = + ah->iniBank1.ia_rows), GFP_KERNEL); + ah->analogBank2Data = kzalloc((sizeof(u32) * - ahp->ah_iniBank2.ia_rows), GFP_KERNEL); - ahp->ah_analogBank3Data = + ah->iniBank2.ia_rows), GFP_KERNEL); + ah->analogBank3Data = kzalloc((sizeof(u32) * - ahp->ah_iniBank3.ia_rows), GFP_KERNEL); - ahp->ah_analogBank6Data = + ah->iniBank3.ia_rows), GFP_KERNEL); + ah->analogBank6Data = kzalloc((sizeof(u32) * - ahp->ah_iniBank6.ia_rows), GFP_KERNEL); - ahp->ah_analogBank6TPCData = + ah->iniBank6.ia_rows), GFP_KERNEL); + ah->analogBank6TPCData = kzalloc((sizeof(u32) * - ahp->ah_iniBank6TPC.ia_rows), GFP_KERNEL); - ahp->ah_analogBank7Data = + ah->iniBank6TPC.ia_rows), GFP_KERNEL); + ah->analogBank7Data = kzalloc((sizeof(u32) * - ahp->ah_iniBank7.ia_rows), GFP_KERNEL); - - if (ahp->ah_analogBank0Data == NULL - || ahp->ah_analogBank1Data == NULL - || ahp->ah_analogBank2Data == NULL - || ahp->ah_analogBank3Data == NULL - || ahp->ah_analogBank6Data == NULL - || ahp->ah_analogBank6TPCData == NULL - || ahp->ah_analogBank7Data == NULL) { + ah->iniBank7.ia_rows), GFP_KERNEL); + + if (ah->analogBank0Data == NULL + || ah->analogBank1Data == NULL + || ah->analogBank2Data == NULL + || ah->analogBank3Data == NULL + || ah->analogBank6Data == NULL + || ah->analogBank6TPCData == NULL + || ah->analogBank7Data == NULL) { DPRINTF(ah->ah_sc, ATH_DBG_FATAL, "Cannot allocate RF banks\n"); *status = -ENOMEM; return false; } - ahp->ah_addac5416_21 = + ah->addac5416_21 = kzalloc((sizeof(u32) * - ahp->ah_iniAddac.ia_rows * - ahp->ah_iniAddac.ia_columns), GFP_KERNEL); - if (ahp->ah_addac5416_21 == NULL) { + ah->iniAddac.ia_rows * + ah->iniAddac.ia_columns), GFP_KERNEL); + if (ah->addac5416_21 == NULL) { DPRINTF(ah->ah_sc, ATH_DBG_FATAL, - "Cannot allocate ah_addac5416_21\n"); + "Cannot allocate addac5416_21\n"); *status = -ENOMEM; return false; } - ahp->ah_bank6Temp = + ah->bank6Temp = kzalloc((sizeof(u32) * - ahp->ah_iniBank6.ia_rows), GFP_KERNEL); - if (ahp->ah_bank6Temp == NULL) { + ah->iniBank6.ia_rows), GFP_KERNEL); + if (ah->bank6Temp == NULL) { DPRINTF(ah->ah_sc, ATH_DBG_FATAL, - "Cannot allocate ah_bank6Temp\n"); + "Cannot allocate bank6Temp\n"); *status = -ENOMEM; return false; } @@ -378,24 +371,23 @@ bool ath9k_hw_init_rf(struct ath_hal *ah, int *status) } void -ath9k_hw_decrease_chain_power(struct ath_hal *ah, struct ath9k_channel *chan) +ath9k_hw_decrease_chain_power(struct ath_hw *ah, struct ath9k_channel *chan) { int i, regWrites = 0; - struct ath_hal_5416 *ahp = AH5416(ah); u32 bank6SelMask; - u32 *bank6Temp = ahp->ah_bank6Temp; + u32 *bank6Temp = ah->bank6Temp; - switch (ahp->ah_diversityControl) { + switch (ah->diversity_control) { case ATH9K_ANT_FIXED_A: bank6SelMask = - (ahp-> - ah_antennaSwitchSwap & ANTSWAP_AB) ? REDUCE_CHAIN_0 : + (ah-> + antenna_switch_swap & ANTSWAP_AB) ? REDUCE_CHAIN_0 : REDUCE_CHAIN_1; break; case ATH9K_ANT_FIXED_B: bank6SelMask = - (ahp-> - ah_antennaSwitchSwap & ANTSWAP_AB) ? REDUCE_CHAIN_1 : + (ah-> + antenna_switch_swap & ANTSWAP_AB) ? REDUCE_CHAIN_1 : REDUCE_CHAIN_0; break; case ATH9K_ANT_VARIABLE: @@ -406,8 +398,8 @@ ath9k_hw_decrease_chain_power(struct ath_hal *ah, struct ath9k_channel *chan) break; } - for (i = 0; i < ahp->ah_iniBank6.ia_rows; i++) - bank6Temp[i] = ahp->ah_analogBank6Data[i]; + for (i = 0; i < ah->iniBank6.ia_rows; i++) + bank6Temp[i] = ah->analogBank6Data[i]; REG_WRITE(ah, AR_PHY_BASE + 0xD8, bank6SelMask); @@ -421,7 +413,7 @@ ath9k_hw_decrease_chain_power(struct ath_hal *ah, struct ath9k_channel *chan) ath9k_phy_modify_rx_buffer(bank6Temp, 1, 1, 246, 0); ath9k_phy_modify_rx_buffer(bank6Temp, 1, 1, 247, 0); - REG_WRITE_RF_ARRAY(&ahp->ah_iniBank6, bank6Temp, regWrites); + REG_WRITE_RF_ARRAY(&ah->iniBank6, bank6Temp, regWrites); REG_WRITE(ah, AR_PHY_BASE + 0xD8, 0x00000053); #ifdef ALTER_SWITCH |