diff options
Diffstat (limited to 'drivers/net/wireless/ath/ath9k')
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/ath9k.h | 39 | ||||
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/beacon.c | 11 | ||||
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/calib.c | 6 | ||||
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/hw.c | 37 | ||||
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/hw.h | 3 | ||||
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/main.c | 206 | ||||
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/rc.c | 70 | ||||
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/xmit.c | 10 |
8 files changed, 187 insertions, 195 deletions
diff --git a/drivers/net/wireless/ath/ath9k/ath9k.h b/drivers/net/wireless/ath/ath9k/ath9k.h index c92d46f..10ffc94 100644 --- a/drivers/net/wireless/ath/ath9k/ath9k.h +++ b/drivers/net/wireless/ath/ath9k/ath9k.h @@ -576,8 +576,8 @@ struct ath_softc { struct ath_tx tx; struct ath_beacon beacon; struct ieee80211_rate rates[IEEE80211_NUM_BANDS][ATH_RATE_MAX]; - struct ath_rate_table *hw_rate_table[ATH9K_MODE_MAX]; - struct ath_rate_table *cur_rate_table; + const struct ath_rate_table *hw_rate_table[ATH9K_MODE_MAX]; + const struct ath_rate_table *cur_rate_table; struct ieee80211_supported_band sbands[IEEE80211_NUM_BANDS]; struct ath_led radio_led; @@ -590,6 +590,8 @@ struct ath_softc { int led_on_cnt; int led_off_cnt; + int beacon_interval; + struct ath_rfkill rf_kill; struct ath_ani ani; struct ath9k_node_stats nodestats; @@ -695,36 +697,7 @@ void ath9k_wiphy_pause_all_forced(struct ath_softc *sc, bool ath9k_wiphy_scanning(struct ath_softc *sc); void ath9k_wiphy_work(struct work_struct *work); -/* - * Read and write, they both share the same lock. We do this to serialize - * reads and writes on Atheros 802.11n PCI devices only. This is required - * as the FIFO on these devices can only accept sanely 2 requests. After - * that the device goes bananas. Serializing the reads/writes prevents this - * from happening. - */ - -static inline void ath9k_iowrite32(struct ath_hw *ah, u32 reg_offset, u32 val) -{ - if (ah->config.serialize_regmode == SER_REG_MODE_ON) { - unsigned long flags; - spin_lock_irqsave(&ah->ah_sc->sc_serial_rw, flags); - iowrite32(val, ah->ah_sc->mem + reg_offset); - spin_unlock_irqrestore(&ah->ah_sc->sc_serial_rw, flags); - } else - iowrite32(val, ah->ah_sc->mem + reg_offset); -} - -static inline unsigned int ath9k_ioread32(struct ath_hw *ah, u32 reg_offset) -{ - u32 val; - if (ah->config.serialize_regmode == SER_REG_MODE_ON) { - unsigned long flags; - spin_lock_irqsave(&ah->ah_sc->sc_serial_rw, flags); - val = ioread32(ah->ah_sc->mem + reg_offset); - spin_unlock_irqrestore(&ah->ah_sc->sc_serial_rw, flags); - } else - val = ioread32(ah->ah_sc->mem + reg_offset); - return val; -} +void ath9k_iowrite32(struct ath_hw *ah, u32 reg_offset, u32 val); +unsigned int ath9k_ioread32(struct ath_hw *ah, u32 reg_offset); #endif /* ATH9K_H */ diff --git a/drivers/net/wireless/ath/ath9k/beacon.c b/drivers/net/wireless/ath/ath9k/beacon.c index eb4759f..3a7154b 100644 --- a/drivers/net/wireless/ath/ath9k/beacon.c +++ b/drivers/net/wireless/ath/ath9k/beacon.c @@ -63,7 +63,7 @@ static void ath_beacon_setup(struct ath_softc *sc, struct ath_vif *avp, struct ath_hw *ah = sc->sc_ah; struct ath_desc *ds; struct ath9k_11n_rate_series series[4]; - struct ath_rate_table *rt; + const struct ath_rate_table *rt; int flags, antenna, ctsrate = 0, ctsduration = 0; u8 rate; @@ -320,8 +320,7 @@ int ath_beacon_alloc(struct ath_wiphy *aphy, struct ieee80211_vif *vif) u64 tsfadjust; int intval; - intval = sc->hw->conf.beacon_int ? - sc->hw->conf.beacon_int : ATH_DEFAULT_BINTVAL; + intval = sc->beacon_interval ? : ATH_DEFAULT_BINTVAL; /* * Calculate the TSF offset for this beacon slot, i.e., the @@ -431,8 +430,7 @@ void ath_beacon_tasklet(unsigned long data) * on the tsf to safeguard against missing an swba. */ - intval = sc->hw->conf.beacon_int ? - sc->hw->conf.beacon_int : ATH_DEFAULT_BINTVAL; + intval = sc->beacon_interval ? : ATH_DEFAULT_BINTVAL; tsf = ath9k_hw_gettsf64(ah); tsftu = TSF_TO_TU(tsf>>32, tsf); @@ -711,8 +709,7 @@ void ath_beacon_config(struct ath_softc *sc, struct ieee80211_vif *vif) /* Setup the beacon configuration parameters */ memset(&conf, 0, sizeof(struct ath_beacon_config)); - conf.beacon_interval = sc->hw->conf.beacon_int ? - sc->hw->conf.beacon_int : ATH_DEFAULT_BINTVAL; + conf.beacon_interval = sc->beacon_interval ? : ATH_DEFAULT_BINTVAL; conf.listen_interval = 1; conf.dtim_period = conf.beacon_interval; conf.dtim_count = 1; diff --git a/drivers/net/wireless/ath/ath9k/calib.c b/drivers/net/wireless/ath/ath9k/calib.c index a197041..a32d7e7 100644 --- a/drivers/net/wireless/ath/ath9k/calib.c +++ b/drivers/net/wireless/ath/ath9k/calib.c @@ -863,7 +863,7 @@ bool ath9k_hw_calibrate(struct ath_hw *ah, struct ath9k_channel *chan, } if (longcal) { - if (AR_SREV_9285(ah) && AR_SREV_9285_11_OR_LATER(ah)) + if (AR_SREV_9285_11_OR_LATER(ah)) ath9k_hw_9285_pa_cal(ah); if (OLC_FOR_AR9280_20_LATER) @@ -917,7 +917,7 @@ static bool ar9285_clc(struct ath_hw *ah, struct ath9k_channel *chan) bool ath9k_hw_init_cal(struct ath_hw *ah, struct ath9k_channel *chan) { - if (AR_SREV_9285(ah) && AR_SREV_9285_12_OR_LATER(ah)) { + if (AR_SREV_9285_12_OR_LATER(ah)) { if (!ar9285_clc(ah, chan)) return false; } else { @@ -947,7 +947,7 @@ bool ath9k_hw_init_cal(struct ath_hw *ah, struct ath9k_channel *chan) } /* Do PA Calibration */ - if (AR_SREV_9285(ah) && AR_SREV_9285_11_OR_LATER(ah)) + if (AR_SREV_9285_11_OR_LATER(ah)) ath9k_hw_9285_pa_cal(ah); /* Do NF Calibration after DC offset and other calibrations */ diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c index ec2a7a40..5879c73 100644 --- a/drivers/net/wireless/ath/ath9k/hw.c +++ b/drivers/net/wireless/ath/ath9k/hw.c @@ -84,6 +84,38 @@ static u32 ath9k_hw_mac_to_clks(struct ath_hw *ah, u32 usecs) return ath9k_hw_mac_clks(ah, usecs); } +/* + * Read and write, they both share the same lock. We do this to serialize + * reads and writes on Atheros 802.11n PCI devices only. This is required + * as the FIFO on these devices can only accept sanely 2 requests. After + * that the device goes bananas. Serializing the reads/writes prevents this + * from happening. + */ + +void ath9k_iowrite32(struct ath_hw *ah, u32 reg_offset, u32 val) +{ + if (ah->config.serialize_regmode == SER_REG_MODE_ON) { + unsigned long flags; + spin_lock_irqsave(&ah->ah_sc->sc_serial_rw, flags); + iowrite32(val, ah->ah_sc->mem + reg_offset); + spin_unlock_irqrestore(&ah->ah_sc->sc_serial_rw, flags); + } else + iowrite32(val, ah->ah_sc->mem + reg_offset); +} + +unsigned int ath9k_ioread32(struct ath_hw *ah, u32 reg_offset) +{ + u32 val; + if (ah->config.serialize_regmode == SER_REG_MODE_ON) { + unsigned long flags; + spin_lock_irqsave(&ah->ah_sc->sc_serial_rw, flags); + val = ioread32(ah->ah_sc->mem + reg_offset); + spin_unlock_irqrestore(&ah->ah_sc->sc_serial_rw, flags); + } else + val = ioread32(ah->ah_sc->mem + reg_offset); + return val; +} + bool ath9k_hw_wait(struct ath_hw *ah, u32 reg, u32 mask, u32 val, u32 timeout) { int i; @@ -136,7 +168,7 @@ bool ath9k_get_channel_edges(struct ath_hw *ah, } u16 ath9k_hw_computetxtime(struct ath_hw *ah, - struct ath_rate_table *rates, + const struct ath_rate_table *rates, u32 frameLen, u16 rateix, bool shortPreamble) { @@ -1313,8 +1345,7 @@ static int ath9k_hw_process_ini(struct ath_hw *ah, if (AR_SREV_9280(ah)) REG_WRITE_ARRAY(&ah->iniModesRxGain, modesIndex, regWrites); - if (AR_SREV_9280(ah) || (AR_SREV_9285(ah) && - AR_SREV_9285_12_OR_LATER(ah))) + if (AR_SREV_9280(ah) || AR_SREV_9285_12_OR_LATER(ah)) REG_WRITE_ARRAY(&ah->iniModesTxGain, modesIndex, regWrites); for (i = 0; i < ah->iniCommon.ia_rows; i++) { diff --git a/drivers/net/wireless/ath/ath9k/hw.h b/drivers/net/wireless/ath/ath9k/hw.h index ab34126..ddb24c4 100644 --- a/drivers/net/wireless/ath/ath9k/hw.h +++ b/drivers/net/wireless/ath/ath9k/hw.h @@ -580,7 +580,8 @@ bool ath9k_hw_setantennaswitch(struct ath_hw *ah, bool ath9k_hw_wait(struct ath_hw *ah, u32 reg, u32 mask, u32 val, u32 timeout); u32 ath9k_hw_reverse_bits(u32 val, u32 n); bool ath9k_get_channel_edges(struct ath_hw *ah, u16 flags, u16 *low, u16 *high); -u16 ath9k_hw_computetxtime(struct ath_hw *ah, struct ath_rate_table *rates, +u16 ath9k_hw_computetxtime(struct ath_hw *ah, + const struct ath_rate_table *rates, u32 frameLen, u16 rateix, bool shortPreamble); void ath9k_hw_get_channel_centers(struct ath_hw *ah, struct ath9k_channel *chan, diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c index 2398d4f..bbbfdcd 100644 --- a/drivers/net/wireless/ath/ath9k/main.c +++ b/drivers/net/wireless/ath/ath9k/main.c @@ -189,7 +189,7 @@ static u8 parse_mpdudensity(u8 mpdudensity) static void ath_setup_rates(struct ath_softc *sc, enum ieee80211_band band) { - struct ath_rate_table *rate_table = NULL; + const struct ath_rate_table *rate_table = NULL; struct ieee80211_supported_band *sband; struct ieee80211_rate *rate; int i, maxrates; @@ -2358,114 +2358,6 @@ skip_chan_change: if (changed & IEEE80211_CONF_CHANGE_POWER) sc->config.txpowlimit = 2 * conf->power_level; - /* - * The HW TSF has to be reset when the beacon interval changes. - * We set the flag here, and ath_beacon_config_ap() would take this - * into account when it gets called through the subsequent - * config_interface() call - with IFCC_BEACON in the changed field. - */ - - if (changed & IEEE80211_CONF_CHANGE_BEACON_INTERVAL) - sc->sc_flags |= SC_OP_TSF_RESET; - - mutex_unlock(&sc->mutex); - - return 0; -} - -static int ath9k_config_interface(struct ieee80211_hw *hw, - struct ieee80211_vif *vif, - struct ieee80211_if_conf *conf) -{ - struct ath_wiphy *aphy = hw->priv; - struct ath_softc *sc = aphy->sc; - struct ath_hw *ah = sc->sc_ah; - struct ath_vif *avp = (void *)vif->drv_priv; - u32 rfilt = 0; - int error, i; - - mutex_lock(&sc->mutex); - - /* TODO: Need to decide which hw opmode to use for multi-interface - * cases */ - if (vif->type == NL80211_IFTYPE_AP && - ah->opmode != NL80211_IFTYPE_AP) { - ah->opmode = NL80211_IFTYPE_STATION; - ath9k_hw_setopmode(ah); - memcpy(sc->curbssid, sc->sc_ah->macaddr, ETH_ALEN); - sc->curaid = 0; - ath9k_hw_write_associd(sc); - /* Request full reset to get hw opmode changed properly */ - sc->sc_flags |= SC_OP_FULL_RESET; - } - - if ((conf->changed & IEEE80211_IFCC_BSSID) && - !is_zero_ether_addr(conf->bssid)) { - switch (vif->type) { - case NL80211_IFTYPE_STATION: - case NL80211_IFTYPE_ADHOC: - case NL80211_IFTYPE_MESH_POINT: - /* Set BSSID */ - memcpy(sc->curbssid, conf->bssid, ETH_ALEN); - memcpy(avp->bssid, conf->bssid, ETH_ALEN); - sc->curaid = 0; - ath9k_hw_write_associd(sc); - - /* Set aggregation protection mode parameters */ - sc->config.ath_aggr_prot = 0; - - DPRINTF(sc, ATH_DBG_CONFIG, - "RX filter 0x%x bssid %pM aid 0x%x\n", - rfilt, sc->curbssid, sc->curaid); - - /* need to reconfigure the beacon */ - sc->sc_flags &= ~SC_OP_BEACONS ; - - break; - default: - break; - } - } - - if ((vif->type == NL80211_IFTYPE_ADHOC) || - (vif->type == NL80211_IFTYPE_AP) || - (vif->type == NL80211_IFTYPE_MESH_POINT)) { - if ((conf->changed & IEEE80211_IFCC_BEACON) || - (conf->changed & IEEE80211_IFCC_BEACON_ENABLED && - conf->enable_beacon)) { - /* - * Allocate and setup the beacon frame. - * - * Stop any previous beacon DMA. This may be - * necessary, for example, when an ibss merge - * causes reconfiguration; we may be called - * with beacon transmission active. - */ - ath9k_hw_stoptxdma(sc->sc_ah, sc->beacon.beaconq); - - error = ath_beacon_alloc(aphy, vif); - if (error != 0) { - mutex_unlock(&sc->mutex); - return error; - } - - ath_beacon_config(sc, vif); - } - } - - /* Check for WLAN_CAPABILITY_PRIVACY ? */ - if ((avp->av_opmode != NL80211_IFTYPE_STATION)) { - for (i = 0; i < IEEE80211_WEP_NKID; i++) - if (ath9k_hw_keyisvalid(sc->sc_ah, (u16)i)) - ath9k_hw_keysetmac(sc->sc_ah, - (u16)i, - sc->curbssid); - } - - /* Only legacy IBSS for now */ - if (vif->type == NL80211_IFTYPE_ADHOC) - ath_update_chainmask(sc, 0); - mutex_unlock(&sc->mutex); return 0; @@ -2607,9 +2499,92 @@ static void ath9k_bss_info_changed(struct ieee80211_hw *hw, { struct ath_wiphy *aphy = hw->priv; struct ath_softc *sc = aphy->sc; + struct ath_hw *ah = sc->sc_ah; + struct ath_vif *avp = (void *)vif->drv_priv; + u32 rfilt = 0; + int error, i; mutex_lock(&sc->mutex); + /* + * TODO: Need to decide which hw opmode to use for + * multi-interface cases + * XXX: This belongs into add_interface! + */ + if (vif->type == NL80211_IFTYPE_AP && + ah->opmode != NL80211_IFTYPE_AP) { + ah->opmode = NL80211_IFTYPE_STATION; + ath9k_hw_setopmode(ah); + memcpy(sc->curbssid, sc->sc_ah->macaddr, ETH_ALEN); + sc->curaid = 0; + ath9k_hw_write_associd(sc); + /* Request full reset to get hw opmode changed properly */ + sc->sc_flags |= SC_OP_FULL_RESET; + } + + if ((changed & BSS_CHANGED_BSSID) && + !is_zero_ether_addr(bss_conf->bssid)) { + switch (vif->type) { + case NL80211_IFTYPE_STATION: + case NL80211_IFTYPE_ADHOC: + case NL80211_IFTYPE_MESH_POINT: + /* Set BSSID */ + memcpy(sc->curbssid, bss_conf->bssid, ETH_ALEN); + memcpy(avp->bssid, bss_conf->bssid, ETH_ALEN); + sc->curaid = 0; + ath9k_hw_write_associd(sc); + + /* Set aggregation protection mode parameters */ + sc->config.ath_aggr_prot = 0; + + DPRINTF(sc, ATH_DBG_CONFIG, + "RX filter 0x%x bssid %pM aid 0x%x\n", + rfilt, sc->curbssid, sc->curaid); + + /* need to reconfigure the beacon */ + sc->sc_flags &= ~SC_OP_BEACONS ; + + break; + default: + break; + } + } + + if ((vif->type == NL80211_IFTYPE_ADHOC) || + (vif->type == NL80211_IFTYPE_AP) || + (vif->type == NL80211_IFTYPE_MESH_POINT)) { + if ((changed & BSS_CHANGED_BEACON) || + (changed & BSS_CHANGED_BEACON_ENABLED && + bss_conf->enable_beacon)) { + /* + * Allocate and setup the beacon frame. + * + * Stop any previous beacon DMA. This may be + * necessary, for example, when an ibss merge + * causes reconfiguration; we may be called + * with beacon transmission active. + */ + ath9k_hw_stoptxdma(sc->sc_ah, sc->beacon.beaconq); + + error = ath_beacon_alloc(aphy, vif); + if (!error) + ath_beacon_config(sc, vif); + } + } + + /* Check for WLAN_CAPABILITY_PRIVACY ? */ + if ((avp->av_opmode != NL80211_IFTYPE_STATION)) { + for (i = 0; i < IEEE80211_WEP_NKID; i++) + if (ath9k_hw_keyisvalid(sc->sc_ah, (u16)i)) + ath9k_hw_keysetmac(sc->sc_ah, + (u16)i, + sc->curbssid); + } + + /* Only legacy IBSS for now */ + if (vif->type == NL80211_IFTYPE_ADHOC) + ath_update_chainmask(sc, 0); + if (changed & BSS_CHANGED_ERP_PREAMBLE) { DPRINTF(sc, ATH_DBG_CONFIG, "BSS Changed PREAMBLE %d\n", bss_conf->use_short_preamble); @@ -2635,6 +2610,18 @@ static void ath9k_bss_info_changed(struct ieee80211_hw *hw, ath9k_bss_assoc_info(sc, vif, bss_conf); } + /* + * The HW TSF has to be reset when the beacon interval changes. + * We set the flag here, and ath_beacon_config_ap() would take this + * into account when it gets called through the subsequent + * config_interface() call - with IFCC_BEACON in the changed field. + */ + + if (changed & BSS_CHANGED_BEACON_INT) { + sc->sc_flags |= SC_OP_TSF_RESET; + sc->beacon_interval = bss_conf->beacon_int; + } + mutex_unlock(&sc->mutex); } @@ -2755,7 +2742,6 @@ struct ieee80211_ops ath9k_ops = { .add_interface = ath9k_add_interface, .remove_interface = ath9k_remove_interface, .config = ath9k_config, - .config_interface = ath9k_config_interface, .configure_filter = ath9k_configure_filter, .sta_notify = ath9k_sta_notify, .conf_tx = ath9k_conf_tx, diff --git a/drivers/net/wireless/ath/ath9k/rc.c b/drivers/net/wireless/ath/ath9k/rc.c index 8f3cf10..ba06e78 100644 --- a/drivers/net/wireless/ath/ath9k/rc.c +++ b/drivers/net/wireless/ath/ath9k/rc.c @@ -17,7 +17,7 @@ #include "ath9k.h" -static struct ath_rate_table ar5416_11na_ratetable = { +static const struct ath_rate_table ar5416_11na_ratetable = { 42, { { VALID, VALID, WLAN_RC_PHY_OFDM, 6000, /* 6 Mb */ @@ -155,7 +155,7 @@ static struct ath_rate_table ar5416_11na_ratetable = { /* 4ms frame limit not used for NG mode. The values filled * for HT are the 64K max aggregate limit */ -static struct ath_rate_table ar5416_11ng_ratetable = { +static const struct ath_rate_table ar5416_11ng_ratetable = { 46, { { VALID_ALL, VALID_ALL, WLAN_RC_PHY_CCK, 1000, /* 1 Mb */ @@ -302,7 +302,7 @@ static struct ath_rate_table ar5416_11ng_ratetable = { WLAN_RC_HT_FLAG, /* Phy rates allowed initially */ }; -static struct ath_rate_table ar5416_11a_ratetable = { +static const struct ath_rate_table ar5416_11a_ratetable = { 8, { { VALID, VALID, WLAN_RC_PHY_OFDM, 6000, /* 6 Mb */ @@ -335,7 +335,7 @@ static struct ath_rate_table ar5416_11a_ratetable = { 0, /* Phy rates allowed initially */ }; -static struct ath_rate_table ar5416_11g_ratetable = { +static const struct ath_rate_table ar5416_11g_ratetable = { 12, { { VALID, VALID, WLAN_RC_PHY_CCK, 1000, /* 1 Mb */ @@ -380,7 +380,7 @@ static struct ath_rate_table ar5416_11g_ratetable = { 0, /* Phy rates allowed initially */ }; -static struct ath_rate_table ar5416_11b_ratetable = { +static const struct ath_rate_table ar5416_11b_ratetable = { 4, { { VALID, VALID, WLAN_RC_PHY_CCK, 1000, /* 1 Mb */ @@ -420,7 +420,7 @@ static inline int8_t median(int8_t a, int8_t b, int8_t c) } } -static void ath_rc_sort_validrates(struct ath_rate_table *rate_table, +static void ath_rc_sort_validrates(const struct ath_rate_table *rate_table, struct ath_rate_priv *ath_rc_priv) { u8 i, j, idx, idx_next; @@ -461,10 +461,11 @@ static inline int ath_rc_isvalid_txmask(struct ath_rate_priv *ath_rc_priv, return ath_rc_priv->valid_rate_index[index]; } -static inline int ath_rc_get_nextvalid_txrate(struct ath_rate_table *rate_table, - struct ath_rate_priv *ath_rc_priv, - u8 cur_valid_txrate, - u8 *next_idx) +static inline +int ath_rc_get_nextvalid_txrate(const struct ath_rate_table *rate_table, + struct ath_rate_priv *ath_rc_priv, + u8 cur_valid_txrate, + u8 *next_idx) { u8 i; @@ -500,7 +501,7 @@ static int ath_rc_valid_phyrate(u32 phy, u32 capflag, int ignore_cw) } static inline int -ath_rc_get_nextlowervalid_txrate(struct ath_rate_table *rate_table, +ath_rc_get_nextlowervalid_txrate(const struct ath_rate_table *rate_table, struct ath_rate_priv *ath_rc_priv, u8 cur_valid_txrate, u8 *next_idx) { @@ -517,7 +518,7 @@ ath_rc_get_nextlowervalid_txrate(struct ath_rate_table *rate_table, } static u8 ath_rc_init_validrates(struct ath_rate_priv *ath_rc_priv, - struct ath_rate_table *rate_table, + const struct ath_rate_table *rate_table, u32 capflag) { u8 i, hi = 0; @@ -547,7 +548,7 @@ static u8 ath_rc_init_validrates(struct ath_rate_priv *ath_rc_priv, } static u8 ath_rc_setvalid_rates(struct ath_rate_priv *ath_rc_priv, - struct ath_rate_table *rate_table, + const struct ath_rate_table *rate_table, struct ath_rateset *rateset, u32 capflag) { @@ -592,7 +593,7 @@ static u8 ath_rc_setvalid_rates(struct ath_rate_priv *ath_rc_priv, } static u8 ath_rc_setvalid_htrates(struct ath_rate_priv *ath_rc_priv, - struct ath_rate_table *rate_table, + const struct ath_rate_table *rate_table, u8 *mcs_set, u32 capflag) { struct ath_rateset *rateset = (struct ath_rateset *)mcs_set; @@ -630,7 +631,7 @@ static u8 ath_rc_setvalid_htrates(struct ath_rate_priv *ath_rc_priv, static u8 ath_rc_ratefind_ht(struct ath_softc *sc, struct ath_rate_priv *ath_rc_priv, - struct ath_rate_table *rate_table, + const struct ath_rate_table *rate_table, int *is_probing) { u32 dt, best_thruput, this_thruput, now_msec; @@ -748,7 +749,7 @@ static u8 ath_rc_ratefind_ht(struct ath_softc *sc, return rate; } -static void ath_rc_rate_set_series(struct ath_rate_table *rate_table, +static void ath_rc_rate_set_series(const struct ath_rate_table *rate_table, struct ieee80211_tx_rate *rate, struct ieee80211_tx_rate_control *txrc, u8 tries, u8 rix, int rtsctsenable) @@ -769,7 +770,7 @@ static void ath_rc_rate_set_series(struct ath_rate_table *rate_table, } static void ath_rc_rate_set_rtscts(struct ath_softc *sc, - struct ath_rate_table *rate_table, + const struct ath_rate_table *rate_table, struct ieee80211_tx_info *tx_info) { struct ieee80211_tx_rate *rates = tx_info->control.rates; @@ -807,7 +808,7 @@ static void ath_rc_rate_set_rtscts(struct ath_softc *sc, static u8 ath_rc_rate_getidx(struct ath_softc *sc, struct ath_rate_priv *ath_rc_priv, - struct ath_rate_table *rate_table, + const struct ath_rate_table *rate_table, u8 rix, u16 stepdown, u16 min_rate) { @@ -838,7 +839,7 @@ static void ath_rc_ratefind(struct ath_softc *sc, struct ath_rate_priv *ath_rc_priv, struct ieee80211_tx_rate_control *txrc) { - struct ath_rate_table *rate_table; + const struct ath_rate_table *rate_table; struct sk_buff *skb = txrc->skb; struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb); struct ieee80211_tx_rate *rates = tx_info->control.rates; @@ -937,7 +938,7 @@ static void ath_rc_ratefind(struct ath_softc *sc, } static bool ath_rc_update_per(struct ath_softc *sc, - struct ath_rate_table *rate_table, + const struct ath_rate_table *rate_table, struct ath_rate_priv *ath_rc_priv, struct ath_tx_info_priv *tx_info_priv, int tx_rate, int xretries, int retries, @@ -1142,7 +1143,7 @@ static void ath_rc_update_ht(struct ath_softc *sc, int rate; u8 last_per; bool state_change = false; - struct ath_rate_table *rate_table = sc->cur_rate_table; + const struct ath_rate_table *rate_table = sc->cur_rate_table; int size = ath_rc_priv->rate_table_size; if ((tx_rate < 0) || (tx_rate > rate_table->rate_cnt)) @@ -1276,7 +1277,7 @@ static void ath_rc_update_ht(struct ath_softc *sc, #undef CHK_RSSI } -static int ath_rc_get_rateindex(struct ath_rate_table *rate_table, +static int ath_rc_get_rateindex(const struct ath_rate_table *rate_table, struct ieee80211_tx_rate *rate) { int rix; @@ -1300,7 +1301,7 @@ static void ath_rc_tx_status(struct ath_softc *sc, int final_ts_idx, int xretries, int long_retry) { struct ath_tx_info_priv *tx_info_priv = ATH_TX_INFO_PRIV(tx_info); - struct ath_rate_table *rate_table; + const struct ath_rate_table *rate_table; struct ieee80211_tx_rate *rates = tx_info->status.rates; u8 flags; u32 i = 0, rix; @@ -1354,9 +1355,11 @@ static void ath_rc_tx_status(struct ath_softc *sc, xretries, long_retry); } -static struct ath_rate_table *ath_choose_rate_table(struct ath_softc *sc, - enum ieee80211_band band, - bool is_ht, bool is_cw_40) +static const +struct ath_rate_table *ath_choose_rate_table(struct ath_softc *sc, + enum ieee80211_band band, + bool is_ht, + bool is_cw_40) { int mode = 0; @@ -1390,7 +1393,7 @@ static void ath_rc_init(struct ath_softc *sc, struct ath_rate_priv *ath_rc_priv, struct ieee80211_supported_band *sband, struct ieee80211_sta *sta, - struct ath_rate_table *rate_table) + const struct ath_rate_table *rate_table) { struct ath_rateset *rateset = &ath_rc_priv->neg_rates; u8 *ht_mcs = (u8 *)&ath_rc_priv->neg_ht_rates; @@ -1568,12 +1571,13 @@ static void ath_get_rate(void *priv, struct ieee80211_sta *sta, void *priv_sta, struct ath_rate_priv *ath_rc_priv = priv_sta; __le16 fc = hdr->frame_control; - /* lowest rate for management and multicast/broadcast frames */ - if (!ieee80211_is_data(fc) || is_multicast_ether_addr(hdr->addr1) || - !sta) { + /* lowest rate for management and NO_ACK frames */ + if (!ieee80211_is_data(fc) || + tx_info->flags & IEEE80211_TX_CTL_NO_ACK || !sta) { tx_info->control.rates[0].idx = rate_lowest_index(sband, sta); tx_info->control.rates[0].count = - is_multicast_ether_addr(hdr->addr1) ? 1 : ATH_MGT_TXMAXTRY; + (tx_info->flags & IEEE80211_TX_CTL_NO_ACK) ? + 1 : ATH_MGT_TXMAXTRY; return; } @@ -1586,7 +1590,7 @@ static void ath_rate_init(void *priv, struct ieee80211_supported_band *sband, { struct ath_softc *sc = priv; struct ath_rate_priv *ath_rc_priv = priv_sta; - struct ath_rate_table *rate_table = NULL; + const struct ath_rate_table *rate_table = NULL; bool is_cw40, is_sgi40; int i, j = 0; @@ -1635,7 +1639,7 @@ static void ath_rate_update(void *priv, struct ieee80211_supported_band *sband, { struct ath_softc *sc = priv; struct ath_rate_priv *ath_rc_priv = priv_sta; - struct ath_rate_table *rate_table = NULL; + const struct ath_rate_table *rate_table = NULL; bool oper_cw40 = false, oper_sgi40; bool local_cw40 = (ath_rc_priv->ht_cap & WLAN_RC_40_FLAG) ? true : false; diff --git a/drivers/net/wireless/ath/ath9k/xmit.c b/drivers/net/wireless/ath/ath9k/xmit.c index faf2cab..41c4282 100644 --- a/drivers/net/wireless/ath/ath9k/xmit.c +++ b/drivers/net/wireless/ath/ath9k/xmit.c @@ -434,7 +434,7 @@ static void ath_tx_complete_aggr(struct ath_softc *sc, struct ath_txq *txq, static u32 ath_lookup_rate(struct ath_softc *sc, struct ath_buf *bf, struct ath_atx_tid *tid) { - struct ath_rate_table *rate_table = sc->cur_rate_table; + const struct ath_rate_table *rate_table = sc->cur_rate_table; struct sk_buff *skb; struct ieee80211_tx_info *tx_info; struct ieee80211_tx_rate *rates; @@ -497,7 +497,7 @@ static u32 ath_lookup_rate(struct ath_softc *sc, struct ath_buf *bf, static int ath_compute_num_delims(struct ath_softc *sc, struct ath_atx_tid *tid, struct ath_buf *bf, u16 frmlen) { - struct ath_rate_table *rt = sc->cur_rate_table; + const struct ath_rate_table *rt = sc->cur_rate_table; struct sk_buff *skb = bf->bf_mpdu; struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb); u32 nsymbits, nsymbols, mpdudensity; @@ -971,7 +971,7 @@ int ath_cabq_update(struct ath_softc *sc) else if (sc->config.cabqReadytime > ATH9K_READY_TIME_HI_BOUND) sc->config.cabqReadytime = ATH9K_READY_TIME_HI_BOUND; - qi.tqi_readyTime = (sc->hw->conf.beacon_int * + qi.tqi_readyTime = (sc->beacon_interval * sc->config.cabqReadytime) / 100; ath_txq_update(sc, qnum, &qi); @@ -1407,7 +1407,7 @@ static int setup_tx_flags(struct ath_softc *sc, struct sk_buff *skb, static u32 ath_pkt_duration(struct ath_softc *sc, u8 rix, struct ath_buf *bf, int width, int half_gi, bool shortPreamble) { - struct ath_rate_table *rate_table = sc->cur_rate_table; + const struct ath_rate_table *rate_table = sc->cur_rate_table; u32 nbits, nsymbits, duration, nsymbols; u8 rc; int streams, pktlen; @@ -1439,7 +1439,7 @@ static u32 ath_pkt_duration(struct ath_softc *sc, u8 rix, struct ath_buf *bf, static void ath_buf_set_rate(struct ath_softc *sc, struct ath_buf *bf) { - struct ath_rate_table *rt = sc->cur_rate_table; + const struct ath_rate_table *rt = sc->cur_rate_table; struct ath9k_11n_rate_series series[4]; struct sk_buff *skb; struct ieee80211_tx_info *tx_info; |