diff options
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/ar9003_eeprom.c | 34 | ||||
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/ar9003_paprd.c | 14 | ||||
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/hw.c | 2 | ||||
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/hw.h | 1 | ||||
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/main.c | 2 |
5 files changed, 47 insertions, 6 deletions
diff --git a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c index 0e9ea35f2fb4..f80ec7497d0f 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c @@ -4743,6 +4743,16 @@ static void ar9003_hw_set_power_per_rate_table(struct ath_hw *ah, } /* end ctl mode checking */ } +static inline u8 mcsidx_to_tgtpwridx(unsigned int mcs_idx, u8 base_pwridx) +{ + u8 mod_idx = mcs_idx % 8; + + if (mod_idx <= 3) + return mod_idx ? (base_pwridx + 1) : base_pwridx; + else + return base_pwridx + 4 * (mcs_idx / 8) + mod_idx - 2; +} + static void ath9k_hw_ar9300_set_txpower(struct ath_hw *ah, struct ath9k_channel *chan, u16 cfgCtl, u8 twiceAntennaReduction, @@ -4755,7 +4765,7 @@ static void ath9k_hw_ar9300_set_txpower(struct ath_hw *ah, u8 targetPowerValT2[ar9300RateSize]; u8 target_power_val_t2_eep[ar9300RateSize]; unsigned int i = 0, paprd_scale_factor = 0; - u8 pwr_idx, min_pwridx; + u8 pwr_idx, min_pwridx = 0; ar9003_hw_set_target_power_eeprom(ah, chan->channel, targetPowerValT2); @@ -4771,6 +4781,24 @@ static void ath9k_hw_ar9300_set_txpower(struct ath_hw *ah, le32_to_cpu(eep->modalHeader5G.papdRateMaskHt20)) & AR9300_PAPRD_RATE_MASK; + paprd_scale_factor = ar9003_get_paprd_scale_factor(ah, chan); + min_pwridx = IS_CHAN_HT40(chan) ? ALL_TARGET_HT40_0_8_16 : + ALL_TARGET_HT20_0_8_16; + + if (!ah->paprd_table_write_done) { + memcpy(target_power_val_t2_eep, targetPowerValT2, + sizeof(targetPowerValT2)); + for (i = 0; i < 24; i++) { + pwr_idx = mcsidx_to_tgtpwridx(i, min_pwridx); + if (ah->paprd_ratemask & (1 << i)) { + if (targetPowerValT2[pwr_idx] && + targetPowerValT2[pwr_idx] == + target_power_val_t2_eep[pwr_idx]) + targetPowerValT2[pwr_idx] -= + paprd_scale_factor; + } + } + } memcpy(target_power_val_t2_eep, targetPowerValT2, sizeof(targetPowerValT2)); } @@ -4782,10 +4810,6 @@ static void ath9k_hw_ar9300_set_txpower(struct ath_hw *ah, powerLimit); if (ah->eep_ops->get_eeprom(ah, EEP_PAPRD)) { - paprd_scale_factor = ar9003_get_paprd_scale_factor(ah, chan); - min_pwridx = IS_CHAN_HT40(chan) ? ALL_TARGET_HT40_0_8_16 : - ALL_TARGET_HT20_0_8_16; - for (i = 0; i < ar9300RateSize; i++) { if ((ah->paprd_ratemask & (1 << i)) && (abs(targetPowerValT2[i] - diff --git a/drivers/net/wireless/ath/ath9k/ar9003_paprd.c b/drivers/net/wireless/ath/ath9k/ar9003_paprd.c index 26cf31cca3ac..79554c524b68 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_paprd.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_paprd.c @@ -19,6 +19,20 @@ void ar9003_paprd_enable(struct ath_hw *ah, bool val) { + struct ath_regulatory *regulatory = ath9k_hw_regulatory(ah); + struct ath9k_channel *chan = ah->curchan; + + if (val) { + ah->paprd_table_write_done = true; + + ah->eep_ops->set_txpower(ah, chan, + ath9k_regd_get_ctl(regulatory, chan), + chan->chan->max_antenna_gain * 2, + chan->chan->max_power * 2, + min((u32) MAX_RATE_POWER, + (u32) regulatory->power_limit), false); + } + REG_RMW_FIELD(ah, AR_PHY_PAPRD_CTRL0_B0, AR_PHY_PAPRD_CTRL0_PAPRD_ENABLE, !!val); if (ah->caps.tx_chainmask & BIT(1)) diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c index 0f373be9ef8c..ddda76fcd180 100644 --- a/drivers/net/wireless/ath/ath9k/hw.c +++ b/drivers/net/wireless/ath/ath9k/hw.c @@ -1272,6 +1272,8 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan, ath9k_hw_mark_phy_inactive(ah); + ah->paprd_table_write_done = false; + /* Only required on the first reset */ if (AR_SREV_9271(ah) && ah->htc_reset_init) { REG_WRITE(ah, diff --git a/drivers/net/wireless/ath/ath9k/hw.h b/drivers/net/wireless/ath/ath9k/hw.h index 3a6101ba9837..21e37d157d3a 100644 --- a/drivers/net/wireless/ath/ath9k/hw.h +++ b/drivers/net/wireless/ath/ath9k/hw.h @@ -836,6 +836,7 @@ struct ath_hw { unsigned int paprd_target_power; unsigned int paprd_training_power; unsigned int paprd_ratemask; + bool paprd_table_write_done; u32 paprd_gain_table_entries[PAPRD_GAIN_TABLE_ENTRIES]; u8 paprd_gain_table_index[PAPRD_GAIN_TABLE_ENTRIES]; /* diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c index 4d647169439c..cb53fbb951f1 100644 --- a/drivers/net/wireless/ath/ath9k/main.c +++ b/drivers/net/wireless/ath/ath9k/main.c @@ -533,7 +533,7 @@ set_timer: if ((sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_PAPRD) && ah->caldata) { if (!ah->caldata->paprd_done) ieee80211_queue_work(sc->hw, &sc->paprd_work); - else + else if (!ah->paprd_table_write_done) ath_paprd_activate(sc); } } |