diff options
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/hw.c')
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/hw.c | 27 |
1 files changed, 20 insertions, 7 deletions
diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c index 5a29048db3b..559019262d3 100644 --- a/drivers/net/wireless/ath/ath9k/hw.c +++ b/drivers/net/wireless/ath/ath9k/hw.c @@ -26,6 +26,7 @@ #define ATH9K_CLOCK_RATE_CCK 22 #define ATH9K_CLOCK_RATE_5GHZ_OFDM 40 #define ATH9K_CLOCK_RATE_2GHZ_OFDM 44 +#define ATH9K_CLOCK_FAST_RATE_5GHZ_OFDM 44 static bool ath9k_hw_set_reset_reg(struct ath_hw *ah, u32 type); @@ -91,7 +92,11 @@ static u32 ath9k_hw_mac_clks(struct ath_hw *ah, u32 usecs) return usecs *ATH9K_CLOCK_RATE_CCK; if (conf->channel->band == IEEE80211_BAND_2GHZ) return usecs *ATH9K_CLOCK_RATE_2GHZ_OFDM; - return usecs *ATH9K_CLOCK_RATE_5GHZ_OFDM; + + if (ah->caps.hw_caps & ATH9K_HW_CAP_FASTCLOCK) + return usecs * ATH9K_CLOCK_FAST_RATE_5GHZ_OFDM; + else + return usecs * ATH9K_CLOCK_RATE_5GHZ_OFDM; } static u32 ath9k_hw_mac_to_clks(struct ath_hw *ah, u32 usecs) @@ -387,6 +392,12 @@ static void ath9k_hw_init_config(struct ath_hw *ah) ah->config.rx_intr_mitigation = true; /* + * Tx IQ Calibration (ah->config.tx_iq_calibration) is only + * used by AR9003, but it is showing reliability issues. + * It will take a while to fix so this is currently disabled. + */ + + /* * We need this for PCI devices only (Cardbus, PCI, miniPCI) * _and_ if on non-uniprocessor systems (Multiprocessor/HT). * This means we use it for all AR5416 devices, and the few @@ -819,9 +830,6 @@ void ath9k_hw_deinit(struct ath_hw *ah) if (common->state < ATH_HW_INITIALIZED) goto free_hw; - if (!AR_SREV_9100(ah)) - ath9k_hw_ani_disable(ah); - ath9k_hw_setpower(ah, ATH9K_PM_FULL_SLEEP); free_hw: @@ -1221,8 +1229,7 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan, (chan->channel != ah->curchan->channel) && ((chan->channelFlags & CHANNEL_ALL) == (ah->curchan->channelFlags & CHANNEL_ALL)) && - !(AR_SREV_9280(ah) || IS_CHAN_A_5MHZ_SPACED(chan) || - IS_CHAN_A_5MHZ_SPACED(ah->curchan))) { + !AR_SREV_9280(ah)) { if (ath9k_hw_channel_change(ah, chan)) { ath9k_hw_loadnf(ah, ah->curchan); @@ -2186,7 +2193,8 @@ int ath9k_hw_fill_cap_info(struct ath_hw *ah) } if (AR_SREV_9300_20_OR_LATER(ah)) { - pCap->hw_caps |= ATH9K_HW_CAP_EDMA | ATH9K_HW_CAP_LDPC; + pCap->hw_caps |= ATH9K_HW_CAP_EDMA | ATH9K_HW_CAP_LDPC | + ATH9K_HW_CAP_FASTCLOCK; pCap->rx_hp_qdepth = ATH9K_HW_RX_HP_QDEPTH; pCap->rx_lp_qdepth = ATH9K_HW_RX_LP_QDEPTH; pCap->rx_status_len = sizeof(struct ar9003_rxs); @@ -2194,6 +2202,11 @@ int ath9k_hw_fill_cap_info(struct ath_hw *ah) pCap->txs_len = sizeof(struct ar9003_txs); } else { pCap->tx_desc_len = sizeof(struct ath_desc); + if (AR_SREV_9280_20(ah) && + ((ah->eep_ops->get_eeprom(ah, EEP_MINOR_REV) <= + AR5416_EEP_MINOR_VER_16) || + ah->eep_ops->get_eeprom(ah, EEP_FSTCLK_5G))) + pCap->hw_caps |= ATH9K_HW_CAP_FASTCLOCK; } if (AR_SREV_9300_20_OR_LATER(ah)) |