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ath9k: add mode register initialization code for AR9550
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Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
Acked-by: Luis R. Rodriguez <mcgrof@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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Gabor Juhos authored and John W. Linville committed Jul 9, 2012
1 parent a0fbb9b commit 8bc45c6
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Showing 3 changed files with 145 additions and 3 deletions.
86 changes: 84 additions & 2 deletions drivers/net/wireless/ath/ath9k/ar9003_hw.c
View file
Original file line number Diff line number Diff line change
Expand Up @@ -328,7 +328,61 @@ static void ar9003_hw_init_mode_regs(struct ath_hw *ah)

INIT_INI_ARRAY(&ah->ini_japan2484, AR9462_BBC_TXIFR_COEFFJ,
ARRAY_SIZE(AR9462_BBC_TXIFR_COEFFJ), 2);
} else if (AR_SREV_9550(ah)) {
/* mac */
INIT_INI_ARRAY(&ah->iniMac[ATH_INI_PRE], NULL, 0, 0);
INIT_INI_ARRAY(&ah->iniMac[ATH_INI_CORE],
ar955x_1p0_mac_core,
ARRAY_SIZE(ar955x_1p0_mac_core), 2);
INIT_INI_ARRAY(&ah->iniMac[ATH_INI_POST],
ar955x_1p0_mac_postamble,
ARRAY_SIZE(ar955x_1p0_mac_postamble), 5);

/* bb */
INIT_INI_ARRAY(&ah->iniBB[ATH_INI_PRE], NULL, 0, 0);
INIT_INI_ARRAY(&ah->iniBB[ATH_INI_CORE],
ar955x_1p0_baseband_core,
ARRAY_SIZE(ar955x_1p0_baseband_core), 2);
INIT_INI_ARRAY(&ah->iniBB[ATH_INI_POST],
ar955x_1p0_baseband_postamble,
ARRAY_SIZE(ar955x_1p0_baseband_postamble), 5);

/* radio */
INIT_INI_ARRAY(&ah->iniRadio[ATH_INI_PRE], NULL, 0, 0);
INIT_INI_ARRAY(&ah->iniRadio[ATH_INI_CORE],
ar955x_1p0_radio_core,
ARRAY_SIZE(ar955x_1p0_radio_core), 2);
INIT_INI_ARRAY(&ah->iniRadio[ATH_INI_POST],
ar955x_1p0_radio_postamble,
ARRAY_SIZE(ar955x_1p0_radio_postamble), 5);

/* soc */
INIT_INI_ARRAY(&ah->iniSOC[ATH_INI_PRE],
ar955x_1p0_soc_preamble,
ARRAY_SIZE(ar955x_1p0_soc_preamble), 2);
INIT_INI_ARRAY(&ah->iniSOC[ATH_INI_CORE], NULL, 0, 0);
INIT_INI_ARRAY(&ah->iniSOC[ATH_INI_POST],
ar955x_1p0_soc_postamble,
ARRAY_SIZE(ar955x_1p0_soc_postamble), 5);

/* rx/tx gain */
INIT_INI_ARRAY(&ah->iniModesRxGain,
ar955x_1p0_common_wo_xlna_rx_gain_table,
ARRAY_SIZE(ar955x_1p0_common_wo_xlna_rx_gain_table),
2);
INIT_INI_ARRAY(&ah->ini_modes_rx_gain_bounds,
ar955x_1p0_common_wo_xlna_rx_gain_bounds,
ARRAY_SIZE(ar955x_1p0_common_wo_xlna_rx_gain_bounds),
5);
INIT_INI_ARRAY(&ah->iniModesTxGain,
ar955x_1p0_modes_xpa_tx_gain_table,
ARRAY_SIZE(ar955x_1p0_modes_xpa_tx_gain_table),
9);

/* Fast clock modal settings */
INIT_INI_ARRAY(&ah->iniModesFastClock,
ar955x_1p0_modes_fast_clock,
ARRAY_SIZE(ar955x_1p0_modes_fast_clock), 3);
} else if (AR_SREV_9580(ah)) {
/* mac */
INIT_INI_ARRAY(&ah->iniMac[ATH_INI_PRE], NULL, 0, 0);
Expand Down Expand Up @@ -471,6 +525,11 @@ static void ar9003_tx_gain_table_mode0(struct ath_hw *ah)
ar9485_modes_lowest_ob_db_tx_gain_1_1,
ARRAY_SIZE(ar9485_modes_lowest_ob_db_tx_gain_1_1),
5);
else if (AR_SREV_9550(ah))
INIT_INI_ARRAY(&ah->iniModesTxGain,
ar955x_1p0_modes_xpa_tx_gain_table,
ARRAY_SIZE(ar955x_1p0_modes_xpa_tx_gain_table),
9);
else if (AR_SREV_9580(ah))
INIT_INI_ARRAY(&ah->iniModesTxGain,
ar9580_1p0_lowest_ob_db_tx_gain_table,
Expand Down Expand Up @@ -515,6 +574,11 @@ static void ar9003_tx_gain_table_mode1(struct ath_hw *ah)
ar9580_1p0_high_ob_db_tx_gain_table,
ARRAY_SIZE(ar9580_1p0_high_ob_db_tx_gain_table),
5);
else if (AR_SREV_9550(ah))
INIT_INI_ARRAY(&ah->iniModesTxGain,
ar955x_1p0_modes_no_xpa_tx_gain_table,
ARRAY_SIZE(ar955x_1p0_modes_no_xpa_tx_gain_table),
9);
else if (AR_SREV_9462_20(ah))
INIT_INI_ARRAY(&ah->iniModesTxGain,
ar9462_modes_high_ob_db_tx_gain_table_2p0,
Expand Down Expand Up @@ -636,7 +700,16 @@ static void ar9003_rx_gain_table_mode0(struct ath_hw *ah)
ar9485Common_wo_xlna_rx_gain_1_1,
ARRAY_SIZE(ar9485Common_wo_xlna_rx_gain_1_1),
2);
else if (AR_SREV_9580(ah))
else if (AR_SREV_9550(ah)) {
INIT_INI_ARRAY(&ah->iniModesRxGain,
ar955x_1p0_common_rx_gain_table,
ARRAY_SIZE(ar955x_1p0_common_rx_gain_table),
2);
INIT_INI_ARRAY(&ah->ini_modes_rx_gain_bounds,
ar955x_1p0_common_rx_gain_bounds,
ARRAY_SIZE(ar955x_1p0_common_rx_gain_bounds),
5);
} else if (AR_SREV_9580(ah))
INIT_INI_ARRAY(&ah->iniModesRxGain,
ar9580_1p0_rx_gain_table,
ARRAY_SIZE(ar9580_1p0_rx_gain_table),
Expand Down Expand Up @@ -680,7 +753,16 @@ static void ar9003_rx_gain_table_mode1(struct ath_hw *ah)
ar9462_common_wo_xlna_rx_gain_table_2p0,
ARRAY_SIZE(ar9462_common_wo_xlna_rx_gain_table_2p0),
2);
else if (AR_SREV_9580(ah))
else if (AR_SREV_9550(ah)) {
INIT_INI_ARRAY(&ah->iniModesRxGain,
ar955x_1p0_common_wo_xlna_rx_gain_table,
ARRAY_SIZE(ar955x_1p0_common_wo_xlna_rx_gain_table),
2);
INIT_INI_ARRAY(&ah->ini_modes_rx_gain_bounds,
ar955x_1p0_common_wo_xlna_rx_gain_bounds,
ARRAY_SIZE(ar955x_1p0_common_wo_xlna_rx_gain_bounds),
5);
} else if (AR_SREV_9580(ah))
INIT_INI_ARRAY(&ah->iniModesRxGain,
ar9580_1p0_wo_xlna_rx_gain_table,
ARRAY_SIZE(ar9580_1p0_wo_xlna_rx_gain_table),
Expand Down
61 changes: 60 additions & 1 deletion drivers/net/wireless/ath/ath9k/ar9003_phy.c
View file
Original file line number Diff line number Diff line change
Expand Up @@ -618,6 +618,50 @@ static void ar9003_hw_prog_ini(struct ath_hw *ah,
}
}

static int ar9550_hw_get_modes_txgain_index(struct ath_hw *ah,
struct ath9k_channel *chan)
{
int ret;

switch (chan->chanmode) {
case CHANNEL_A:
case CHANNEL_A_HT20:
if (chan->channel <= 5350)
ret = 1;
else if ((chan->channel > 5350) && (chan->channel <= 5600))
ret = 3;
else
ret = 5;
break;

case CHANNEL_A_HT40PLUS:
case CHANNEL_A_HT40MINUS:
if (chan->channel <= 5350)
ret = 2;
else if ((chan->channel > 5350) && (chan->channel <= 5600))
ret = 4;
else
ret = 6;
break;

case CHANNEL_G:
case CHANNEL_G_HT20:
case CHANNEL_B:
ret = 8;
break;

case CHANNEL_G_HT40PLUS:
case CHANNEL_G_HT40MINUS:
ret = 7;
break;

default:
ret = -EINVAL;
}

return ret;
}

static int ar9003_hw_process_ini(struct ath_hw *ah,
struct ath9k_channel *chan)
{
Expand Down Expand Up @@ -659,7 +703,22 @@ static int ar9003_hw_process_ini(struct ath_hw *ah,
}

REG_WRITE_ARRAY(&ah->iniModesRxGain, 1, regWrites);
REG_WRITE_ARRAY(&ah->iniModesTxGain, modesIndex, regWrites);
if (AR_SREV_9550(ah))
REG_WRITE_ARRAY(&ah->ini_modes_rx_gain_bounds, modesIndex,
regWrites);

if (AR_SREV_9550(ah)) {
int modes_txgain_index;

modes_txgain_index = ar9550_hw_get_modes_txgain_index(ah, chan);
if (modes_txgain_index < 0)
return -EINVAL;

REG_WRITE_ARRAY(&ah->iniModesTxGain, modes_txgain_index,
regWrites);
} else {
REG_WRITE_ARRAY(&ah->iniModesTxGain, modesIndex, regWrites);
}

/*
* For 5GHz channels requiring Fast Clock, apply
Expand Down
1 change: 1 addition & 0 deletions drivers/net/wireless/ath/ath9k/hw.h
View file
Original file line number Diff line number Diff line change
Expand Up @@ -819,6 +819,7 @@ struct ath_hw {
struct ar5416IniArray iniModesFastClock;
struct ar5416IniArray iniAdditional;
struct ar5416IniArray iniModesRxGain;
struct ar5416IniArray ini_modes_rx_gain_bounds;
struct ar5416IniArray iniModesTxGain;
struct ar5416IniArray iniCckfirNormal;
struct ar5416IniArray iniCckfirJapan2484;
Expand Down

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