From 81b1e19ac2cadc2f8a05c82ffb1abe20a0594d1f Mon Sep 17 00:00:00 2001 From: Vasanthakumar Thiagarajan Date: Fri, 23 Jan 2009 14:40:37 +0530 Subject: ath9k: Clean up the way the eeprom antenna configuration is read Signed-off-by: Vasanthakumar Thiagarajan Signed-off-by: John W. Linville --- drivers/net/wireless/ath9k/ath9k.h | 5 ++- drivers/net/wireless/ath9k/eeprom.c | 63 +++++++++---------------------------- 2 files changed, 17 insertions(+), 51 deletions(-) (limited to 'drivers/net/wireless/ath9k') diff --git a/drivers/net/wireless/ath9k/ath9k.h b/drivers/net/wireless/ath9k/ath9k.h index 455a53649b32..5289d2878111 100644 --- a/drivers/net/wireless/ath9k/ath9k.h +++ b/drivers/net/wireless/ath9k/ath9k.h @@ -974,9 +974,8 @@ bool ath9k_hw_set_power_cal_table(struct ath_hal *ah, int16_t *pTxPowerIndexOffset); bool ath9k_hw_eeprom_set_board_values(struct ath_hal *ah, struct ath9k_channel *chan); -int ath9k_hw_get_eeprom_antenna_cfg(struct ath_hal *ah, - struct ath9k_channel *chan, - u8 index, u16 *config); +u16 ath9k_hw_get_eeprom_antenna_cfg(struct ath_hal *ah, + struct ath9k_channel *chan); u8 ath9k_hw_get_num_ant_config(struct ath_hal *ah, enum ieee80211_band freq_band); u16 ath9k_hw_eeprom_get_spur_chan(struct ath_hal *ah, u16 i, bool is2GHz); diff --git a/drivers/net/wireless/ath9k/eeprom.c b/drivers/net/wireless/ath9k/eeprom.c index 50cb3883416a..5038907e7432 100644 --- a/drivers/net/wireless/ath9k/eeprom.c +++ b/drivers/net/wireless/ath9k/eeprom.c @@ -2085,14 +2085,13 @@ static bool ath9k_hw_eeprom_set_def_board_values(struct ath_hal *ah, struct ar5416_eeprom_def *eep = &ahp->ah_eeprom.def; int i, regChainOffset; u8 txRxAttenLocal; - u16 ant_config; pModal = &(eep->modalHeader[IS_CHAN_2GHZ(chan)]); txRxAttenLocal = IS_CHAN_2GHZ(chan) ? 23 : 44; - ath9k_hw_get_eeprom_antenna_cfg(ah, chan, 0, &ant_config); - REG_WRITE(ah, AR_PHY_SWITCH_COM, ant_config); + REG_WRITE(ah, AR_PHY_SWITCH_COM, + ath9k_hw_get_eeprom_antenna_cfg(ah, chan)); for (i = 0; i < AR5416_MAX_CHAINS; i++) { if (AR_SREV_9280(ah)) { @@ -2330,7 +2329,6 @@ static bool ath9k_hw_eeprom_set_4k_board_values(struct ath_hal *ah, struct ar5416_eeprom_4k *eep = &ahp->ah_eeprom.map4k; int regChainOffset; u8 txRxAttenLocal; - u16 ant_config = 0; u8 ob[5], db1[5], db2[5]; u8 ant_div_control1, ant_div_control2; u32 regVal; @@ -2340,8 +2338,8 @@ static bool ath9k_hw_eeprom_set_4k_board_values(struct ath_hal *ah, txRxAttenLocal = 23; - ath9k_hw_get_eeprom_antenna_cfg(ah, chan, 0, &ant_config); - REG_WRITE(ah, AR_PHY_SWITCH_COM, ant_config); + REG_WRITE(ah, AR_PHY_SWITCH_COM, + ath9k_hw_get_eeprom_antenna_cfg(ah, chan)); regChainOffset = 0; REG_WRITE(ah, AR_PHY_SWITCH_CHAIN_0 + regChainOffset, @@ -2524,70 +2522,39 @@ bool ath9k_hw_eeprom_set_board_values(struct ath_hal *ah, return ath9k_eeprom_set_board_values[ahp->ah_eep_map](ah, chan); } -static int ath9k_hw_get_def_eeprom_antenna_cfg(struct ath_hal *ah, - struct ath9k_channel *chan, - u8 index, u16 *config) +static u16 ath9k_hw_get_def_eeprom_antenna_cfg(struct ath_hal *ah, + struct ath9k_channel *chan) { struct ath_hal_5416 *ahp = AH5416(ah); struct ar5416_eeprom_def *eep = &ahp->ah_eeprom.def; struct modal_eep_header *pModal = &(eep->modalHeader[IS_CHAN_2GHZ(chan)]); - struct base_eep_header *pBase = &eep->baseEepHeader; - switch (index) { - case 0: - *config = pModal->antCtrlCommon & 0xFFFF; - return 0; - case 1: - if (pBase->version >= 0x0E0D) { - if (pModal->useAnt1) { - *config = - ((pModal->antCtrlCommon & 0xFFFF0000) >> 16); - return 0; - } - } - break; - default: - break; - } - - return -EINVAL; + return pModal->antCtrlCommon & 0xFFFF; } -static int ath9k_hw_get_4k_eeprom_antenna_cfg(struct ath_hal *ah, - struct ath9k_channel *chan, - u8 index, u16 *config) +static u16 ath9k_hw_get_4k_eeprom_antenna_cfg(struct ath_hal *ah, + struct ath9k_channel *chan) { struct ath_hal_5416 *ahp = AH5416(ah); struct ar5416_eeprom_4k *eep = &ahp->ah_eeprom.map4k; struct modal_eep_4k_header *pModal = &eep->modalHeader; - switch (index) { - case 0: - *config = pModal->antCtrlCommon & 0xFFFF; - return 0; - default: - break; - } - - return -EINVAL; + return pModal->antCtrlCommon & 0xFFFF; } -static int (*ath9k_get_eeprom_antenna_cfg[])(struct ath_hal *, - struct ath9k_channel *, - u8, u16 *) = { +static u16 (*ath9k_get_eeprom_antenna_cfg[])(struct ath_hal *, + struct ath9k_channel *) = { ath9k_hw_get_def_eeprom_antenna_cfg, ath9k_hw_get_4k_eeprom_antenna_cfg }; -int ath9k_hw_get_eeprom_antenna_cfg(struct ath_hal *ah, - struct ath9k_channel *chan, - u8 index, u16 *config) +u16 ath9k_hw_get_eeprom_antenna_cfg(struct ath_hal *ah, + struct ath9k_channel *chan) { struct ath_hal_5416 *ahp = AH5416(ah); - return ath9k_get_eeprom_antenna_cfg[ahp->ah_eep_map](ah, chan, - index, config); + return ath9k_get_eeprom_antenna_cfg[ahp->ah_eep_map](ah, chan); } static u8 ath9k_hw_get_4k_num_ant_config(struct ath_hal *ah, -- cgit v1.2.2