607 lines
18 KiB
C
607 lines
18 KiB
C
/*
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* Copyright (c) 2008-2010 Atheros Communications Inc.
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#include "hw.h"
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#include "ar5008_initvals.h"
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#include "ar9001_initvals.h"
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#include "ar9002_initvals.h"
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#include "ar9002_phy.h"
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int modparam_force_new_ani;
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module_param_named(force_new_ani, modparam_force_new_ani, int, 0444);
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MODULE_PARM_DESC(force_new_ani, "Force new ANI for AR5008, AR9001, AR9002");
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/* General hardware code for the A5008/AR9001/AR9002 hadware families */
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static void ar9002_hw_init_mode_regs(struct ath_hw *ah)
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{
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if (AR_SREV_9271(ah)) {
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INIT_INI_ARRAY(&ah->iniModes, ar9271Modes_9271,
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ARRAY_SIZE(ar9271Modes_9271), 6);
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INIT_INI_ARRAY(&ah->iniCommon, ar9271Common_9271,
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ARRAY_SIZE(ar9271Common_9271), 2);
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INIT_INI_ARRAY(&ah->iniCommon_normal_cck_fir_coeff_9271,
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ar9271Common_normal_cck_fir_coeff_9271,
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ARRAY_SIZE(ar9271Common_normal_cck_fir_coeff_9271), 2);
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INIT_INI_ARRAY(&ah->iniCommon_japan_2484_cck_fir_coeff_9271,
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ar9271Common_japan_2484_cck_fir_coeff_9271,
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ARRAY_SIZE(ar9271Common_japan_2484_cck_fir_coeff_9271), 2);
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INIT_INI_ARRAY(&ah->iniModes_9271_1_0_only,
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ar9271Modes_9271_1_0_only,
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ARRAY_SIZE(ar9271Modes_9271_1_0_only), 6);
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INIT_INI_ARRAY(&ah->iniModes_9271_ANI_reg, ar9271Modes_9271_ANI_reg,
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ARRAY_SIZE(ar9271Modes_9271_ANI_reg), 6);
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INIT_INI_ARRAY(&ah->iniModes_high_power_tx_gain_9271,
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ar9271Modes_high_power_tx_gain_9271,
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ARRAY_SIZE(ar9271Modes_high_power_tx_gain_9271), 6);
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INIT_INI_ARRAY(&ah->iniModes_normal_power_tx_gain_9271,
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ar9271Modes_normal_power_tx_gain_9271,
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ARRAY_SIZE(ar9271Modes_normal_power_tx_gain_9271), 6);
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return;
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}
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if (AR_SREV_9287_11_OR_LATER(ah)) {
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INIT_INI_ARRAY(&ah->iniModes, ar9287Modes_9287_1_1,
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ARRAY_SIZE(ar9287Modes_9287_1_1), 6);
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INIT_INI_ARRAY(&ah->iniCommon, ar9287Common_9287_1_1,
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ARRAY_SIZE(ar9287Common_9287_1_1), 2);
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if (ah->config.pcie_clock_req)
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INIT_INI_ARRAY(&ah->iniPcieSerdes,
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ar9287PciePhy_clkreq_off_L1_9287_1_1,
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ARRAY_SIZE(ar9287PciePhy_clkreq_off_L1_9287_1_1), 2);
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else
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INIT_INI_ARRAY(&ah->iniPcieSerdes,
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ar9287PciePhy_clkreq_always_on_L1_9287_1_1,
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ARRAY_SIZE(ar9287PciePhy_clkreq_always_on_L1_9287_1_1),
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2);
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} else if (AR_SREV_9285_12_OR_LATER(ah)) {
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INIT_INI_ARRAY(&ah->iniModes, ar9285Modes_9285_1_2,
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ARRAY_SIZE(ar9285Modes_9285_1_2), 6);
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INIT_INI_ARRAY(&ah->iniCommon, ar9285Common_9285_1_2,
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ARRAY_SIZE(ar9285Common_9285_1_2), 2);
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if (ah->config.pcie_clock_req) {
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INIT_INI_ARRAY(&ah->iniPcieSerdes,
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ar9285PciePhy_clkreq_off_L1_9285_1_2,
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ARRAY_SIZE(ar9285PciePhy_clkreq_off_L1_9285_1_2), 2);
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} else {
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INIT_INI_ARRAY(&ah->iniPcieSerdes,
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ar9285PciePhy_clkreq_always_on_L1_9285_1_2,
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ARRAY_SIZE(ar9285PciePhy_clkreq_always_on_L1_9285_1_2),
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2);
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}
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} else if (AR_SREV_9280_20_OR_LATER(ah)) {
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INIT_INI_ARRAY(&ah->iniModes, ar9280Modes_9280_2,
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ARRAY_SIZE(ar9280Modes_9280_2), 6);
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INIT_INI_ARRAY(&ah->iniCommon, ar9280Common_9280_2,
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ARRAY_SIZE(ar9280Common_9280_2), 2);
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if (ah->config.pcie_clock_req) {
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INIT_INI_ARRAY(&ah->iniPcieSerdes,
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ar9280PciePhy_clkreq_off_L1_9280,
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ARRAY_SIZE(ar9280PciePhy_clkreq_off_L1_9280), 2);
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} else {
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INIT_INI_ARRAY(&ah->iniPcieSerdes,
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ar9280PciePhy_clkreq_always_on_L1_9280,
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ARRAY_SIZE(ar9280PciePhy_clkreq_always_on_L1_9280), 2);
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}
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INIT_INI_ARRAY(&ah->iniModesAdditional,
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ar9280Modes_fast_clock_9280_2,
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ARRAY_SIZE(ar9280Modes_fast_clock_9280_2), 3);
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} else if (AR_SREV_9160_10_OR_LATER(ah)) {
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INIT_INI_ARRAY(&ah->iniModes, ar5416Modes_9160,
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ARRAY_SIZE(ar5416Modes_9160), 6);
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INIT_INI_ARRAY(&ah->iniCommon, ar5416Common_9160,
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ARRAY_SIZE(ar5416Common_9160), 2);
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INIT_INI_ARRAY(&ah->iniBank0, ar5416Bank0_9160,
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ARRAY_SIZE(ar5416Bank0_9160), 2);
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INIT_INI_ARRAY(&ah->iniBB_RfGain, ar5416BB_RfGain_9160,
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ARRAY_SIZE(ar5416BB_RfGain_9160), 3);
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INIT_INI_ARRAY(&ah->iniBank1, ar5416Bank1_9160,
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ARRAY_SIZE(ar5416Bank1_9160), 2);
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INIT_INI_ARRAY(&ah->iniBank2, ar5416Bank2_9160,
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ARRAY_SIZE(ar5416Bank2_9160), 2);
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INIT_INI_ARRAY(&ah->iniBank3, ar5416Bank3_9160,
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ARRAY_SIZE(ar5416Bank3_9160), 3);
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INIT_INI_ARRAY(&ah->iniBank6, ar5416Bank6_9160,
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ARRAY_SIZE(ar5416Bank6_9160), 3);
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INIT_INI_ARRAY(&ah->iniBank6TPC, ar5416Bank6TPC_9160,
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ARRAY_SIZE(ar5416Bank6TPC_9160), 3);
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INIT_INI_ARRAY(&ah->iniBank7, ar5416Bank7_9160,
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ARRAY_SIZE(ar5416Bank7_9160), 2);
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if (AR_SREV_9160_11(ah)) {
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INIT_INI_ARRAY(&ah->iniAddac,
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ar5416Addac_9160_1_1,
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ARRAY_SIZE(ar5416Addac_9160_1_1), 2);
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} else {
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INIT_INI_ARRAY(&ah->iniAddac, ar5416Addac_9160,
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ARRAY_SIZE(ar5416Addac_9160), 2);
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}
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} else if (AR_SREV_9100_OR_LATER(ah)) {
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INIT_INI_ARRAY(&ah->iniModes, ar5416Modes_9100,
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ARRAY_SIZE(ar5416Modes_9100), 6);
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INIT_INI_ARRAY(&ah->iniCommon, ar5416Common_9100,
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ARRAY_SIZE(ar5416Common_9100), 2);
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INIT_INI_ARRAY(&ah->iniBank0, ar5416Bank0_9100,
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ARRAY_SIZE(ar5416Bank0_9100), 2);
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INIT_INI_ARRAY(&ah->iniBB_RfGain, ar5416BB_RfGain_9100,
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ARRAY_SIZE(ar5416BB_RfGain_9100), 3);
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INIT_INI_ARRAY(&ah->iniBank1, ar5416Bank1_9100,
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ARRAY_SIZE(ar5416Bank1_9100), 2);
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INIT_INI_ARRAY(&ah->iniBank2, ar5416Bank2_9100,
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ARRAY_SIZE(ar5416Bank2_9100), 2);
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INIT_INI_ARRAY(&ah->iniBank3, ar5416Bank3_9100,
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ARRAY_SIZE(ar5416Bank3_9100), 3);
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INIT_INI_ARRAY(&ah->iniBank6, ar5416Bank6_9100,
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ARRAY_SIZE(ar5416Bank6_9100), 3);
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INIT_INI_ARRAY(&ah->iniBank6TPC, ar5416Bank6TPC_9100,
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ARRAY_SIZE(ar5416Bank6TPC_9100), 3);
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INIT_INI_ARRAY(&ah->iniBank7, ar5416Bank7_9100,
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ARRAY_SIZE(ar5416Bank7_9100), 2);
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INIT_INI_ARRAY(&ah->iniAddac, ar5416Addac_9100,
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ARRAY_SIZE(ar5416Addac_9100), 2);
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} else {
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INIT_INI_ARRAY(&ah->iniModes, ar5416Modes,
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ARRAY_SIZE(ar5416Modes), 6);
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INIT_INI_ARRAY(&ah->iniCommon, ar5416Common,
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ARRAY_SIZE(ar5416Common), 2);
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INIT_INI_ARRAY(&ah->iniBank0, ar5416Bank0,
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ARRAY_SIZE(ar5416Bank0), 2);
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INIT_INI_ARRAY(&ah->iniBB_RfGain, ar5416BB_RfGain,
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ARRAY_SIZE(ar5416BB_RfGain), 3);
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INIT_INI_ARRAY(&ah->iniBank1, ar5416Bank1,
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ARRAY_SIZE(ar5416Bank1), 2);
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INIT_INI_ARRAY(&ah->iniBank2, ar5416Bank2,
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ARRAY_SIZE(ar5416Bank2), 2);
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INIT_INI_ARRAY(&ah->iniBank3, ar5416Bank3,
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ARRAY_SIZE(ar5416Bank3), 3);
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INIT_INI_ARRAY(&ah->iniBank6, ar5416Bank6,
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ARRAY_SIZE(ar5416Bank6), 3);
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INIT_INI_ARRAY(&ah->iniBank6TPC, ar5416Bank6TPC,
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ARRAY_SIZE(ar5416Bank6TPC), 3);
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INIT_INI_ARRAY(&ah->iniBank7, ar5416Bank7,
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ARRAY_SIZE(ar5416Bank7), 2);
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INIT_INI_ARRAY(&ah->iniAddac, ar5416Addac,
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ARRAY_SIZE(ar5416Addac), 2);
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}
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}
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/* Support for Japan ch.14 (2484) spread */
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void ar9002_hw_cck_chan14_spread(struct ath_hw *ah)
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{
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if (AR_SREV_9287_11_OR_LATER(ah)) {
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INIT_INI_ARRAY(&ah->iniCckfirNormal,
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ar9287Common_normal_cck_fir_coeff_9287_1_1,
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ARRAY_SIZE(ar9287Common_normal_cck_fir_coeff_9287_1_1),
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2);
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INIT_INI_ARRAY(&ah->iniCckfirJapan2484,
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ar9287Common_japan_2484_cck_fir_coeff_9287_1_1,
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ARRAY_SIZE(ar9287Common_japan_2484_cck_fir_coeff_9287_1_1),
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2);
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}
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}
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static void ar9280_20_hw_init_rxgain_ini(struct ath_hw *ah)
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{
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u32 rxgain_type;
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if (ah->eep_ops->get_eeprom(ah, EEP_MINOR_REV) >=
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AR5416_EEP_MINOR_VER_17) {
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rxgain_type = ah->eep_ops->get_eeprom(ah, EEP_RXGAIN_TYPE);
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if (rxgain_type == AR5416_EEP_RXGAIN_13DB_BACKOFF)
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INIT_INI_ARRAY(&ah->iniModesRxGain,
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ar9280Modes_backoff_13db_rxgain_9280_2,
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ARRAY_SIZE(ar9280Modes_backoff_13db_rxgain_9280_2), 6);
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else if (rxgain_type == AR5416_EEP_RXGAIN_23DB_BACKOFF)
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INIT_INI_ARRAY(&ah->iniModesRxGain,
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ar9280Modes_backoff_23db_rxgain_9280_2,
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ARRAY_SIZE(ar9280Modes_backoff_23db_rxgain_9280_2), 6);
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else
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INIT_INI_ARRAY(&ah->iniModesRxGain,
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ar9280Modes_original_rxgain_9280_2,
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ARRAY_SIZE(ar9280Modes_original_rxgain_9280_2), 6);
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} else {
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INIT_INI_ARRAY(&ah->iniModesRxGain,
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ar9280Modes_original_rxgain_9280_2,
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ARRAY_SIZE(ar9280Modes_original_rxgain_9280_2), 6);
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}
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}
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static void ar9280_20_hw_init_txgain_ini(struct ath_hw *ah)
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{
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u32 txgain_type;
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if (ah->eep_ops->get_eeprom(ah, EEP_MINOR_REV) >=
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AR5416_EEP_MINOR_VER_19) {
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txgain_type = ah->eep_ops->get_eeprom(ah, EEP_TXGAIN_TYPE);
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if (txgain_type == AR5416_EEP_TXGAIN_HIGH_POWER)
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INIT_INI_ARRAY(&ah->iniModesTxGain,
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ar9280Modes_high_power_tx_gain_9280_2,
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ARRAY_SIZE(ar9280Modes_high_power_tx_gain_9280_2), 6);
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else
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INIT_INI_ARRAY(&ah->iniModesTxGain,
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ar9280Modes_original_tx_gain_9280_2,
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ARRAY_SIZE(ar9280Modes_original_tx_gain_9280_2), 6);
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} else {
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INIT_INI_ARRAY(&ah->iniModesTxGain,
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ar9280Modes_original_tx_gain_9280_2,
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ARRAY_SIZE(ar9280Modes_original_tx_gain_9280_2), 6);
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}
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}
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static void ar9002_hw_init_mode_gain_regs(struct ath_hw *ah)
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{
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if (AR_SREV_9287_11_OR_LATER(ah))
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INIT_INI_ARRAY(&ah->iniModesRxGain,
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ar9287Modes_rx_gain_9287_1_1,
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ARRAY_SIZE(ar9287Modes_rx_gain_9287_1_1), 6);
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else if (AR_SREV_9280_20(ah))
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ar9280_20_hw_init_rxgain_ini(ah);
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if (AR_SREV_9287_11_OR_LATER(ah)) {
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INIT_INI_ARRAY(&ah->iniModesTxGain,
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ar9287Modes_tx_gain_9287_1_1,
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ARRAY_SIZE(ar9287Modes_tx_gain_9287_1_1), 6);
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} else if (AR_SREV_9280_20(ah)) {
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ar9280_20_hw_init_txgain_ini(ah);
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} else if (AR_SREV_9285_12_OR_LATER(ah)) {
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u32 txgain_type = ah->eep_ops->get_eeprom(ah, EEP_TXGAIN_TYPE);
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/* txgain table */
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if (txgain_type == AR5416_EEP_TXGAIN_HIGH_POWER) {
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if (AR_SREV_9285E_20(ah)) {
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INIT_INI_ARRAY(&ah->iniModesTxGain,
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ar9285Modes_XE2_0_high_power,
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ARRAY_SIZE(
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ar9285Modes_XE2_0_high_power), 6);
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} else {
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INIT_INI_ARRAY(&ah->iniModesTxGain,
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ar9285Modes_high_power_tx_gain_9285_1_2,
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ARRAY_SIZE(
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ar9285Modes_high_power_tx_gain_9285_1_2), 6);
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}
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} else {
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if (AR_SREV_9285E_20(ah)) {
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INIT_INI_ARRAY(&ah->iniModesTxGain,
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ar9285Modes_XE2_0_normal_power,
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ARRAY_SIZE(
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ar9285Modes_XE2_0_normal_power), 6);
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} else {
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INIT_INI_ARRAY(&ah->iniModesTxGain,
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ar9285Modes_original_tx_gain_9285_1_2,
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ARRAY_SIZE(
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ar9285Modes_original_tx_gain_9285_1_2), 6);
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}
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}
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}
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}
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/*
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* Helper for ASPM support.
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*
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* Disable PLL when in L0s as well as receiver clock when in L1.
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* This power saving option must be enabled through the SerDes.
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*
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* Programming the SerDes must go through the same 288 bit serial shift
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* register as the other analog registers. Hence the 9 writes.
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*/
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static void ar9002_hw_configpcipowersave(struct ath_hw *ah,
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int restore,
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int power_off)
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{
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u8 i;
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u32 val;
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if (ah->is_pciexpress != true)
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return;
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/* Do not touch SerDes registers */
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if (ah->config.pcie_powersave_enable == 2)
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return;
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/* Nothing to do on restore for 11N */
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if (!restore) {
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if (AR_SREV_9280_20_OR_LATER(ah)) {
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/*
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* AR9280 2.0 or later chips use SerDes values from the
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* initvals.h initialized depending on chipset during
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* __ath9k_hw_init()
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*/
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for (i = 0; i < ah->iniPcieSerdes.ia_rows; i++) {
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REG_WRITE(ah, INI_RA(&ah->iniPcieSerdes, i, 0),
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INI_RA(&ah->iniPcieSerdes, i, 1));
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}
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} else {
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ENABLE_REGWRITE_BUFFER(ah);
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REG_WRITE(ah, AR_PCIE_SERDES, 0x9248fc00);
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REG_WRITE(ah, AR_PCIE_SERDES, 0x24924924);
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/* RX shut off when elecidle is asserted */
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REG_WRITE(ah, AR_PCIE_SERDES, 0x28000039);
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REG_WRITE(ah, AR_PCIE_SERDES, 0x53160824);
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REG_WRITE(ah, AR_PCIE_SERDES, 0xe5980579);
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/*
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* Ignore ah->ah_config.pcie_clock_req setting for
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* pre-AR9280 11n
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*/
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REG_WRITE(ah, AR_PCIE_SERDES, 0x001defff);
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REG_WRITE(ah, AR_PCIE_SERDES, 0x1aaabe40);
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REG_WRITE(ah, AR_PCIE_SERDES, 0xbe105554);
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REG_WRITE(ah, AR_PCIE_SERDES, 0x000e3007);
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/* Load the new settings */
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REG_WRITE(ah, AR_PCIE_SERDES2, 0x00000000);
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REGWRITE_BUFFER_FLUSH(ah);
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}
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udelay(1000);
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}
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if (power_off) {
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/* clear bit 19 to disable L1 */
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REG_CLR_BIT(ah, AR_PCIE_PM_CTRL, AR_PCIE_PM_CTRL_ENA);
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val = REG_READ(ah, AR_WA);
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/*
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* Set PCIe workaround bits
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* In AR9280 and AR9285, bit 14 in WA register (disable L1)
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* should only be set when device enters D3 and be
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* cleared when device comes back to D0.
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*/
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if (ah->config.pcie_waen) {
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if (ah->config.pcie_waen & AR_WA_D3_L1_DISABLE)
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val |= AR_WA_D3_L1_DISABLE;
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} else {
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if (((AR_SREV_9285(ah) ||
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AR_SREV_9271(ah) ||
|
|
AR_SREV_9287(ah)) &&
|
|
(AR9285_WA_DEFAULT & AR_WA_D3_L1_DISABLE)) ||
|
|
(AR_SREV_9280(ah) &&
|
|
(AR9280_WA_DEFAULT & AR_WA_D3_L1_DISABLE))) {
|
|
val |= AR_WA_D3_L1_DISABLE;
|
|
}
|
|
}
|
|
|
|
if (AR_SREV_9280(ah) || AR_SREV_9285(ah) || AR_SREV_9287(ah)) {
|
|
/*
|
|
* Disable bit 6 and 7 before entering D3 to
|
|
* prevent system hang.
|
|
*/
|
|
val &= ~(AR_WA_BIT6 | AR_WA_BIT7);
|
|
}
|
|
|
|
if (AR_SREV_9280(ah))
|
|
val |= AR_WA_BIT22;
|
|
|
|
if (AR_SREV_9285E_20(ah))
|
|
val |= AR_WA_BIT23;
|
|
|
|
REG_WRITE(ah, AR_WA, val);
|
|
} else {
|
|
if (ah->config.pcie_waen) {
|
|
val = ah->config.pcie_waen;
|
|
if (!power_off)
|
|
val &= (~AR_WA_D3_L1_DISABLE);
|
|
} else {
|
|
if (AR_SREV_9285(ah) ||
|
|
AR_SREV_9271(ah) ||
|
|
AR_SREV_9287(ah)) {
|
|
val = AR9285_WA_DEFAULT;
|
|
if (!power_off)
|
|
val &= (~AR_WA_D3_L1_DISABLE);
|
|
}
|
|
else if (AR_SREV_9280(ah)) {
|
|
/*
|
|
* For AR9280 chips, bit 22 of 0x4004
|
|
* needs to be set.
|
|
*/
|
|
val = AR9280_WA_DEFAULT;
|
|
if (!power_off)
|
|
val &= (~AR_WA_D3_L1_DISABLE);
|
|
} else {
|
|
val = AR_WA_DEFAULT;
|
|
}
|
|
}
|
|
|
|
/* WAR for ASPM system hang */
|
|
if (AR_SREV_9285(ah) || AR_SREV_9287(ah))
|
|
val |= (AR_WA_BIT6 | AR_WA_BIT7);
|
|
|
|
if (AR_SREV_9285E_20(ah))
|
|
val |= AR_WA_BIT23;
|
|
|
|
REG_WRITE(ah, AR_WA, val);
|
|
|
|
/* set bit 19 to allow forcing of pcie core into L1 state */
|
|
REG_SET_BIT(ah, AR_PCIE_PM_CTRL, AR_PCIE_PM_CTRL_ENA);
|
|
}
|
|
}
|
|
|
|
static int ar9002_hw_get_radiorev(struct ath_hw *ah)
|
|
{
|
|
u32 val;
|
|
int i;
|
|
|
|
ENABLE_REGWRITE_BUFFER(ah);
|
|
|
|
REG_WRITE(ah, AR_PHY(0x36), 0x00007058);
|
|
for (i = 0; i < 8; i++)
|
|
REG_WRITE(ah, AR_PHY(0x20), 0x00010000);
|
|
|
|
REGWRITE_BUFFER_FLUSH(ah);
|
|
|
|
val = (REG_READ(ah, AR_PHY(256)) >> 24) & 0xff;
|
|
val = ((val & 0xf0) >> 4) | ((val & 0x0f) << 4);
|
|
|
|
return ath9k_hw_reverse_bits(val, 8);
|
|
}
|
|
|
|
int ar9002_hw_rf_claim(struct ath_hw *ah)
|
|
{
|
|
u32 val;
|
|
|
|
REG_WRITE(ah, AR_PHY(0), 0x00000007);
|
|
|
|
val = ar9002_hw_get_radiorev(ah);
|
|
switch (val & AR_RADIO_SREV_MAJOR) {
|
|
case 0:
|
|
val = AR_RAD5133_SREV_MAJOR;
|
|
break;
|
|
case AR_RAD5133_SREV_MAJOR:
|
|
case AR_RAD5122_SREV_MAJOR:
|
|
case AR_RAD2133_SREV_MAJOR:
|
|
case AR_RAD2122_SREV_MAJOR:
|
|
break;
|
|
default:
|
|
ath_err(ath9k_hw_common(ah),
|
|
"Radio Chip Rev 0x%02X not supported\n",
|
|
val & AR_RADIO_SREV_MAJOR);
|
|
return -EOPNOTSUPP;
|
|
}
|
|
|
|
ah->hw_version.analog5GhzRev = val;
|
|
|
|
return 0;
|
|
}
|
|
|
|
void ar9002_hw_enable_async_fifo(struct ath_hw *ah)
|
|
{
|
|
if (AR_SREV_9287_13_OR_LATER(ah)) {
|
|
REG_SET_BIT(ah, AR_MAC_PCU_ASYNC_FIFO_REG3,
|
|
AR_MAC_PCU_ASYNC_FIFO_REG3_DATAPATH_SEL);
|
|
REG_SET_BIT(ah, AR_PHY_MODE, AR_PHY_MODE_ASYNCFIFO);
|
|
REG_CLR_BIT(ah, AR_MAC_PCU_ASYNC_FIFO_REG3,
|
|
AR_MAC_PCU_ASYNC_FIFO_REG3_SOFT_RESET);
|
|
REG_SET_BIT(ah, AR_MAC_PCU_ASYNC_FIFO_REG3,
|
|
AR_MAC_PCU_ASYNC_FIFO_REG3_SOFT_RESET);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* If Async FIFO is enabled, the following counters change as MAC now runs
|
|
* at 117 Mhz instead of 88/44MHz when async FIFO is disabled.
|
|
*
|
|
* The values below tested for ht40 2 chain.
|
|
* Overwrite the delay/timeouts initialized in process ini.
|
|
*/
|
|
void ar9002_hw_update_async_fifo(struct ath_hw *ah)
|
|
{
|
|
if (AR_SREV_9287_13_OR_LATER(ah)) {
|
|
REG_WRITE(ah, AR_D_GBL_IFS_SIFS,
|
|
AR_D_GBL_IFS_SIFS_ASYNC_FIFO_DUR);
|
|
REG_WRITE(ah, AR_D_GBL_IFS_SLOT,
|
|
AR_D_GBL_IFS_SLOT_ASYNC_FIFO_DUR);
|
|
REG_WRITE(ah, AR_D_GBL_IFS_EIFS,
|
|
AR_D_GBL_IFS_EIFS_ASYNC_FIFO_DUR);
|
|
|
|
REG_WRITE(ah, AR_TIME_OUT, AR_TIME_OUT_ACK_CTS_ASYNC_FIFO_DUR);
|
|
REG_WRITE(ah, AR_USEC, AR_USEC_ASYNC_FIFO_DUR);
|
|
|
|
REG_SET_BIT(ah, AR_MAC_PCU_LOGIC_ANALYZER,
|
|
AR_MAC_PCU_LOGIC_ANALYZER_DISBUG20768);
|
|
REG_RMW_FIELD(ah, AR_AHB_MODE, AR_AHB_CUSTOM_BURST_EN,
|
|
AR_AHB_CUSTOM_BURST_ASYNC_FIFO_VAL);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* We don't enable WEP aggregation on mac80211 but we keep this
|
|
* around for HAL unification purposes.
|
|
*/
|
|
void ar9002_hw_enable_wep_aggregation(struct ath_hw *ah)
|
|
{
|
|
if (AR_SREV_9287_13_OR_LATER(ah)) {
|
|
REG_SET_BIT(ah, AR_PCU_MISC_MODE2,
|
|
AR_PCU_MISC_MODE2_ENABLE_AGGWEP);
|
|
}
|
|
}
|
|
|
|
/* Sets up the AR5008/AR9001/AR9002 hardware familiy callbacks */
|
|
void ar9002_hw_attach_ops(struct ath_hw *ah)
|
|
{
|
|
struct ath_hw_private_ops *priv_ops = ath9k_hw_private_ops(ah);
|
|
struct ath_hw_ops *ops = ath9k_hw_ops(ah);
|
|
|
|
priv_ops->init_mode_regs = ar9002_hw_init_mode_regs;
|
|
priv_ops->init_mode_gain_regs = ar9002_hw_init_mode_gain_regs;
|
|
|
|
ops->config_pci_powersave = ar9002_hw_configpcipowersave;
|
|
|
|
ar5008_hw_attach_phy_ops(ah);
|
|
if (AR_SREV_9280_20_OR_LATER(ah))
|
|
ar9002_hw_attach_phy_ops(ah);
|
|
|
|
ar9002_hw_attach_calib_ops(ah);
|
|
ar9002_hw_attach_mac_ops(ah);
|
|
}
|
|
|
|
void ar9002_hw_load_ani_reg(struct ath_hw *ah, struct ath9k_channel *chan)
|
|
{
|
|
u32 modesIndex;
|
|
int i;
|
|
|
|
switch (chan->chanmode) {
|
|
case CHANNEL_A:
|
|
case CHANNEL_A_HT20:
|
|
modesIndex = 1;
|
|
break;
|
|
case CHANNEL_A_HT40PLUS:
|
|
case CHANNEL_A_HT40MINUS:
|
|
modesIndex = 2;
|
|
break;
|
|
case CHANNEL_G:
|
|
case CHANNEL_G_HT20:
|
|
case CHANNEL_B:
|
|
modesIndex = 4;
|
|
break;
|
|
case CHANNEL_G_HT40PLUS:
|
|
case CHANNEL_G_HT40MINUS:
|
|
modesIndex = 3;
|
|
break;
|
|
|
|
default:
|
|
return;
|
|
}
|
|
|
|
ENABLE_REGWRITE_BUFFER(ah);
|
|
|
|
for (i = 0; i < ah->iniModes_9271_ANI_reg.ia_rows; i++) {
|
|
u32 reg = INI_RA(&ah->iniModes_9271_ANI_reg, i, 0);
|
|
u32 val = INI_RA(&ah->iniModes_9271_ANI_reg, i, modesIndex);
|
|
u32 val_orig;
|
|
|
|
if (reg == AR_PHY_CCK_DETECT) {
|
|
val_orig = REG_READ(ah, reg);
|
|
val &= AR_PHY_CCK_DETECT_WEAK_SIG_THR_CCK;
|
|
val_orig &= ~AR_PHY_CCK_DETECT_WEAK_SIG_THR_CCK;
|
|
|
|
REG_WRITE(ah, reg, val|val_orig);
|
|
} else
|
|
REG_WRITE(ah, reg, val);
|
|
}
|
|
|
|
REGWRITE_BUFFER_FLUSH(ah);
|
|
}
|