diff options
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/init.c')
-rw-r--r-- | drivers/net/wireless/ath/ath9k/init.c | 81 |
1 files changed, 34 insertions, 47 deletions
diff --git a/drivers/net/wireless/ath/ath9k/init.c b/drivers/net/wireless/ath/ath9k/init.c index aa0ff7e2c92..af1b3254953 100644 --- a/drivers/net/wireless/ath/ath9k/init.c +++ b/drivers/net/wireless/ath/ath9k/init.c @@ -270,8 +270,8 @@ static void setup_ht_cap(struct ath_softc *sc, /* set up supported mcs set */ memset(&ht_info->mcs, 0, sizeof(ht_info->mcs)); - tx_streams = ath9k_cmn_count_streams(common->tx_chainmask, max_streams); - rx_streams = ath9k_cmn_count_streams(common->rx_chainmask, max_streams); + tx_streams = ath9k_cmn_count_streams(ah->txchainmask, max_streams); + rx_streams = ath9k_cmn_count_streams(ah->rxchainmask, max_streams); ath_dbg(common, ATH_DBG_CONFIG, "TX streams %d, RX streams: %d\n", @@ -404,31 +404,6 @@ fail: return error; } -void ath9k_init_crypto(struct ath_softc *sc) -{ - struct ath_common *common = ath9k_hw_common(sc->sc_ah); - int i = 0; - - /* Get the hardware key cache size. */ - common->keymax = AR_KEYTABLE_SIZE; - - /* - * Reset the key cache since some parts do not - * reset the contents on initial power up. - */ - for (i = 0; i < common->keymax; i++) - ath_hw_keyreset(common, (u16) i); - - /* - * Check whether the separate key cache entries - * are required to handle both tx+rx MIC keys. - * With split mic keys the number of stations is limited - * to 27 otherwise 59. - */ - if (sc->sc_ah->misc_mode & AR_PCU_MIC_NEW_LOC_ENA) - common->crypt_caps |= ATH_CRYPT_CAP_MIC_COMBINED; -} - static int ath9k_init_btcoex(struct ath_softc *sc) { struct ath_txq *txq; @@ -531,10 +506,6 @@ static void ath9k_init_misc(struct ath_softc *sc) sc->sc_flags |= SC_OP_RXAGGR; } - common->tx_chainmask = sc->sc_ah->caps.tx_chainmask; - common->rx_chainmask = sc->sc_ah->caps.rx_chainmask; - - ath9k_hw_set_diversity(sc->sc_ah, true); sc->rx.defant = ath9k_hw_getdefantenna(sc->sc_ah); memcpy(common->bssidmask, ath_bcast_mac, ETH_ALEN); @@ -548,7 +519,7 @@ static void ath9k_init_misc(struct ath_softc *sc) sc->ant_comb.count = ATH_ANT_DIV_COMB_INIT_COUNT; } -static int ath9k_init_softc(u16 devid, struct ath_softc *sc, u16 subsysid, +static int ath9k_init_softc(u16 devid, struct ath_softc *sc, const struct ath_bus_ops *bus_ops) { struct ath9k_platform_data *pdata = sc->dev->platform_data; @@ -563,10 +534,10 @@ static int ath9k_init_softc(u16 devid, struct ath_softc *sc, u16 subsysid, ah->hw = sc->hw; ah->hw_version.devid = devid; - ah->hw_version.subsysid = subsysid; ah->reg_ops.read = ath9k_ioread32; ah->reg_ops.write = ath9k_iowrite32; ah->reg_ops.rmw = ath9k_reg_rmw; + atomic_set(&ah->intr_ref_cnt, -1); sc->sc_ah = ah; if (!pdata) { @@ -597,6 +568,7 @@ static int ath9k_init_softc(u16 devid, struct ath_softc *sc, u16 subsysid, mutex_init(&sc->mutex); #ifdef CONFIG_ATH9K_DEBUGFS spin_lock_init(&sc->nodes_lock); + spin_lock_init(&sc->debug.samp_lock); INIT_LIST_HEAD(&sc->nodes); #endif tasklet_init(&sc->intr_tq, ath9k_tasklet, (unsigned long)sc); @@ -630,7 +602,7 @@ static int ath9k_init_softc(u16 devid, struct ath_softc *sc, u16 subsysid, if (ret) goto err_btcoex; - ath9k_init_crypto(sc); + ath9k_cmn_init_crypto(sc->sc_ah); ath9k_init_misc(sc); return 0; @@ -654,7 +626,6 @@ static void ath9k_init_band_txpower(struct ath_softc *sc, int band) struct ieee80211_supported_band *sband; struct ieee80211_channel *chan; struct ath_hw *ah = sc->sc_ah; - struct ath_regulatory *reg = ath9k_hw_regulatory(ah); int i; sband = &sc->sbands[band]; @@ -663,17 +634,14 @@ static void ath9k_init_band_txpower(struct ath_softc *sc, int band) ah->curchan = &ah->channels[chan->hw_value]; ath9k_cmn_update_ichannel(ah->curchan, chan, NL80211_CHAN_HT20); ath9k_hw_set_txpowerlimit(ah, MAX_RATE_POWER, true); - chan->max_power = reg->max_power_level / 2; } } static void ath9k_init_txpower_limits(struct ath_softc *sc) { struct ath_hw *ah = sc->sc_ah; - struct ath_common *common = ath9k_hw_common(sc->sc_ah); struct ath9k_channel *curchan = ah->curchan; - ah->txchainmask = common->tx_chainmask; if (ah->caps.hw_caps & ATH9K_HW_CAP_2GHZ) ath9k_init_band_txpower(sc, IEEE80211_BAND_2GHZ); if (ah->caps.hw_caps & ATH9K_HW_CAP_5GHZ) @@ -682,9 +650,22 @@ static void ath9k_init_txpower_limits(struct ath_softc *sc) ah->curchan = curchan; } +void ath9k_reload_chainmask_settings(struct ath_softc *sc) +{ + if (!(sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_HT)) + return; + + if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_2GHZ) + setup_ht_cap(sc, &sc->sbands[IEEE80211_BAND_2GHZ].ht_cap); + if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_5GHZ) + setup_ht_cap(sc, &sc->sbands[IEEE80211_BAND_5GHZ].ht_cap); +} + + void ath9k_set_hw_capab(struct ath_softc *sc, struct ieee80211_hw *hw) { - struct ath_common *common = ath9k_hw_common(sc->sc_ah); + struct ath_hw *ah = sc->sc_ah; + struct ath_common *common = ath9k_hw_common(ah); hw->flags = IEEE80211_HW_RX_INCLUDES_FCS | IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING | @@ -722,6 +703,16 @@ void ath9k_set_hw_capab(struct ath_softc *sc, struct ieee80211_hw *hw) hw->sta_data_size = sizeof(struct ath_node); hw->vif_data_size = sizeof(struct ath_vif); + hw->wiphy->available_antennas_rx = BIT(ah->caps.max_rxchains) - 1; + hw->wiphy->available_antennas_tx = BIT(ah->caps.max_txchains) - 1; + + /* single chain devices with rx diversity */ + if (ah->caps.hw_caps & ATH9K_HW_CAP_ANT_DIV_COMB) + hw->wiphy->available_antennas_rx = BIT(0) | BIT(1); + + sc->ant_rx = hw->wiphy->available_antennas_rx; + sc->ant_tx = hw->wiphy->available_antennas_tx; + #ifdef CONFIG_ATH9K_RATE_CONTROL hw->rate_control_algorithm = "ath9k_rate_control"; #endif @@ -733,17 +724,12 @@ void ath9k_set_hw_capab(struct ath_softc *sc, struct ieee80211_hw *hw) hw->wiphy->bands[IEEE80211_BAND_5GHZ] = &sc->sbands[IEEE80211_BAND_5GHZ]; - if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_HT) { - if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_2GHZ) - setup_ht_cap(sc, &sc->sbands[IEEE80211_BAND_2GHZ].ht_cap); - if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_5GHZ) - setup_ht_cap(sc, &sc->sbands[IEEE80211_BAND_5GHZ].ht_cap); - } + ath9k_reload_chainmask_settings(sc); SET_IEEE80211_PERM_ADDR(hw, common->macaddr); } -int ath9k_init_device(u16 devid, struct ath_softc *sc, u16 subsysid, +int ath9k_init_device(u16 devid, struct ath_softc *sc, const struct ath_bus_ops *bus_ops) { struct ieee80211_hw *hw = sc->hw; @@ -753,7 +739,7 @@ int ath9k_init_device(u16 devid, struct ath_softc *sc, u16 subsysid, struct ath_regulatory *reg; /* Bring up device */ - error = ath9k_init_softc(devid, sc, subsysid, bus_ops); + error = ath9k_init_softc(devid, sc, bus_ops); if (error != 0) goto error_init; @@ -806,6 +792,7 @@ int ath9k_init_device(u16 devid, struct ath_softc *sc, u16 subsysid, goto error_world; } + INIT_WORK(&sc->hw_reset_work, ath_reset_work); INIT_WORK(&sc->hw_check_work, ath_hw_check); INIT_WORK(&sc->paprd_work, ath_paprd_calibrate); INIT_DELAYED_WORK(&sc->hw_pll_work, ath_hw_pll_work); |