diff options
82 files changed, 5381 insertions, 1159 deletions
diff --git a/drivers/net/wireless/ath/ar9170/main.c b/drivers/net/wireless/ath/ar9170/main.c index c7287a883a4..85a1452a7c3 100644 --- a/drivers/net/wireless/ath/ar9170/main.c +++ b/drivers/net/wireless/ath/ar9170/main.c @@ -1293,7 +1293,9 @@ static void ar9170_op_stop(struct ieee80211_hw *hw) flush_workqueue(ar->hw->workqueue); cancel_delayed_work_sync(&ar->tx_janitor); +#ifdef CONFIG_AR9170_LEDS cancel_delayed_work_sync(&ar->led_work); +#endif cancel_work_sync(&ar->filter_config_work); cancel_work_sync(&ar->beacon_work); mutex_lock(&ar->mutex); diff --git a/drivers/net/wireless/ath/ath9k/Kconfig b/drivers/net/wireless/ath/ath9k/Kconfig index 2d79610bce1..0f4a6d862d3 100644 --- a/drivers/net/wireless/ath/ath9k/Kconfig +++ b/drivers/net/wireless/ath/ath9k/Kconfig @@ -18,6 +18,6 @@ config ATH9K_DEBUG Say Y, if you need ath9k to display debug messages. Pass the debug mask as a module parameter: - modprobe ath9k debug=0x00002000 + modprobe ath9k debug=0x00000200 - Look in ath9k/core.h for possible debug masks + Look in ath9k/debug.h for possible debug masks diff --git a/drivers/net/wireless/ath/ath9k/ath9k.h b/drivers/net/wireless/ath/ath9k/ath9k.h index 751885a5df4..bda0f302340 100644 --- a/drivers/net/wireless/ath/ath9k/ath9k.h +++ b/drivers/net/wireless/ath/ath9k/ath9k.h @@ -190,12 +190,9 @@ void ath_descdma_cleanup(struct ath_softc *sc, struct ath_descdma *dd, #define ATH_AGGR_MIN_QDEPTH 2 #define ATH_AMPDU_SUBFRAME_DEFAULT 32 #define ATH_AMPDU_LIMIT_MAX (64 * 1024 - 1) -#define ATH_AMPDU_LIMIT_DEFAULT ATH_AMPDU_LIMIT_MAX #define IEEE80211_SEQ_SEQ_SHIFT 4 #define IEEE80211_SEQ_MAX 4096 -#define IEEE80211_MIN_AMPDU_BUF 0x8 -#define IEEE80211_HTCAP_MAXRXAMPDU_FACTOR 13 #define IEEE80211_WEP_IVLEN 3 #define IEEE80211_WEP_KIDLEN 1 #define IEEE80211_WEP_CRCLEN 4 @@ -240,7 +237,6 @@ struct ath_txq { spinlock_t axq_lock; u32 axq_depth; u8 axq_aggr_depth; - u32 axq_totalqueued; bool stopped; bool axq_tx_inprogress; struct ath_buf *axq_linkbuf; @@ -365,9 +361,9 @@ int ath_tx_start(struct ieee80211_hw *hw, struct sk_buff *skb, void ath_tx_tasklet(struct ath_softc *sc); void ath_tx_cabq(struct ieee80211_hw *hw, struct sk_buff *skb); bool ath_tx_aggr_check(struct ath_softc *sc, struct ath_node *an, u8 tidno); -int ath_tx_aggr_start(struct ath_softc *sc, struct ieee80211_sta *sta, - u16 tid, u16 *ssn); -int ath_tx_aggr_stop(struct ath_softc *sc, struct ieee80211_sta *sta, u16 tid); +void ath_tx_aggr_start(struct ath_softc *sc, struct ieee80211_sta *sta, + u16 tid, u16 *ssn); +void ath_tx_aggr_stop(struct ath_softc *sc, struct ieee80211_sta *sta, u16 tid); void ath_tx_aggr_resume(struct ath_softc *sc, struct ieee80211_sta *sta, u16 tid); /********/ @@ -576,6 +572,7 @@ struct ath_softc { u32 keymax; DECLARE_BITMAP(keymap, ATH_KEYMAX); u8 splitmic; + bool ps_enabled; unsigned long ps_usecount; enum ath9k_int imask; enum ath9k_ht_extprotspacing ht_extprotspacing; diff --git a/drivers/net/wireless/ath/ath9k/calib.c b/drivers/net/wireless/ath/ath9k/calib.c index 1f0c5fe4a68..d1bbb02af8d 100644 --- a/drivers/net/wireless/ath/ath9k/calib.c +++ b/drivers/net/wireless/ath/ath9k/calib.c @@ -116,7 +116,7 @@ static void ath9k_hw_do_getnf(struct ath_hw *ah, "NF calibrated [ctl] [chain 1] is %d\n", nf); nfarray[1] = nf; - if (!AR_SREV_9280(ah)) { + if (!AR_SREV_9280(ah) && !AR_SREV_9287(ah)) { nf = MS(REG_READ(ah, AR_PHY_CH2_CCA), AR_PHY_CH2_MINCCA_PWR); if (nf & 0x100) @@ -154,7 +154,7 @@ static void ath9k_hw_do_getnf(struct ath_hw *ah, "NF calibrated [ext] [chain 1] is %d\n", nf); nfarray[4] = nf; - if (!AR_SREV_9280(ah)) { + if (!AR_SREV_9280(ah) && !AR_SREV_9287(ah)) { nf = MS(REG_READ(ah, AR_PHY_CH2_EXT_CCA), AR_PHY_CH2_EXT_MINCCA_PWR); if (nf & 0x100) @@ -613,7 +613,7 @@ void ath9k_hw_loadnf(struct ath_hw *ah, struct ath9k_channel *chan) if (AR_SREV_9285(ah)) chainmask = 0x9; - else if (AR_SREV_9280(ah)) + else if (AR_SREV_9280(ah) || AR_SREV_9287(ah)) chainmask = 0x1B; else chainmask = 0x3F; @@ -873,7 +873,7 @@ bool ath9k_hw_calibrate(struct ath_hw *ah, struct ath9k_channel *chan, if (AR_SREV_9285_11_OR_LATER(ah)) ath9k_hw_9285_pa_cal(ah); - if (OLC_FOR_AR9280_20_LATER) + if (OLC_FOR_AR9280_20_LATER || OLC_FOR_AR9287_10_LATER) ath9k_olc_temp_compensation(ah); ath9k_hw_getnf(ah, chan); ath9k_hw_loadnf(ah, ah->curchan); @@ -929,8 +929,11 @@ bool ath9k_hw_init_cal(struct ath_hw *ah, struct ath9k_channel *chan) return false; } else { if (AR_SREV_9280_10_OR_LATER(ah)) { - REG_CLR_BIT(ah, AR_PHY_ADC_CTL, AR_PHY_ADC_CTL_OFF_PWDADC); - REG_SET_BIT(ah, AR_PHY_AGC_CONTROL, AR_PHY_AGC_CONTROL_FLTR_CAL); + if (!AR_SREV_9287_10_OR_LATER(ah)) + REG_CLR_BIT(ah, AR_PHY_ADC_CTL, + AR_PHY_ADC_CTL_OFF_PWDADC); + REG_SET_BIT(ah, AR_PHY_AGC_CONTROL, + AR_PHY_AGC_CONTROL_FLTR_CAL); } /* Calibrate the AGC */ @@ -948,8 +951,11 @@ bool ath9k_hw_init_cal(struct ath_hw *ah, struct ath9k_channel *chan) } if (AR_SREV_9280_10_OR_LATER(ah)) { - REG_SET_BIT(ah, AR_PHY_ADC_CTL, AR_PHY_ADC_CTL_OFF_PWDADC); - REG_CLR_BIT(ah, AR_PHY_AGC_CONTROL, AR_PHY_AGC_CONTROL_FLTR_CAL); + if (!AR_SREV_9287_10_OR_LATER(ah)) + REG_SET_BIT(ah, AR_PHY_ADC_CTL, + AR_PHY_ADC_CTL_OFF_PWDADC); + REG_CLR_BIT(ah, AR_PHY_AGC_CONTROL, + AR_PHY_AGC_CONTROL_FLTR_CAL); } } diff --git a/drivers/net/wireless/ath/ath9k/debug.c b/drivers/net/wireless/ath/ath9k/debug.c index 9f99f00c144..9e369208f7d 100644 --- a/drivers/net/wireless/ath/ath9k/debug.c +++ b/drivers/net/wireless/ath/ath9k/debug.c @@ -486,6 +486,83 @@ static const struct file_operations fops_wiphy = { .owner = THIS_MODULE }; +#define PR(str, elem) \ + do { \ + len += snprintf(buf + len, size - len, \ + "%s%13u%11u%10u%10u\n", str, \ + sc->debug.stats.txstats[sc->tx.hwq_map[ATH9K_WME_AC_BE]].elem, \ + sc->debug.stats.txstats[sc->tx.hwq_map[ATH9K_WME_AC_BK]].elem, \ + sc->debug.stats.txstats[sc->tx.hwq_map[ATH9K_WME_AC_VI]].elem, \ + sc->debug.stats.txstats[sc->tx.hwq_map[ATH9K_WME_AC_VO]].elem); \ +} while(0) + +static ssize_t read_file_xmit(struct file *file, char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ath_softc *sc = file->private_data; + char *buf; + unsigned int len = 0, size = 2048; + ssize_t retval = 0; + + buf = kzalloc(size, GFP_KERNEL); + if (buf == NULL) + return 0; + + len += sprintf(buf, "%30s %10s%10s%10s\n\n", "BE", "BK", "VI", "VO"); + + PR("MPDUs Queued: ", queued); + PR("MPDUs Completed: ", completed); + PR("Aggregates: ", a_aggr); + PR("AMPDUs Queued: ", a_queued); + PR("AMPDUs Completed:", a_completed); + PR("AMPDUs Retried: ", a_retries); + PR("AMPDUs XRetried: ", a_xretries); + PR("FIFO Underrun: ", fifo_underrun); + PR("TXOP Exceeded: ", xtxop); + PR("TXTIMER Expiry: ", timer_exp); + PR("DESC CFG Error: ", desc_cfg_err); + PR("DATA Underrun: ", data_underrun); + PR("DELIM Underrun: ", delim_underrun); + + retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); + kfree(buf); + + return retval; +} + +void ath_debug_stat_tx(struct ath_softc *sc, struct ath_txq *txq, + struct ath_buf *bf) +{ + struct ath_desc *ds = bf->bf_desc; + + if (bf_isampdu(bf)) { + if (bf_isxretried(bf)) + TX_STAT_INC(txq->axq_qnum, a_xretries); + else + TX_STAT_INC(txq->axq_qnum, a_completed); + } else { + TX_STAT_INC(txq->axq_qnum, completed); + } + + if (ds->ds_txstat.ts_status & ATH9K_TXERR_FIFO) + TX_STAT_INC(txq->axq_qnum, fifo_underrun); + if (ds->ds_txstat.ts_status & ATH9K_TXERR_XTXOP) + TX_STAT_INC(txq->axq_qnum, xtxop); + if (ds->ds_txstat.ts_status & ATH9K_TXERR_TIMER_EXPIRED) + TX_STAT_INC(txq->axq_qnum, timer_exp); + if (ds->ds_txstat.ts_flags & ATH9K_TX_DESC_CFG_ERR) + TX_STAT_INC(txq->axq_qnum, desc_cfg_err); + if (ds->ds_txstat.ts_flags & ATH9K_TX_DATA_UNDERRUN) + TX_STAT_INC(txq->axq_qnum, data_underrun); + if (ds->ds_txstat.ts_flags & ATH9K_TX_DELIM_UNDERRUN) + TX_STAT_INC(txq->axq_qnum, delim_underrun); +} + +static const struct file_operations fops_xmit = { + .read = read_file_xmit, + .open = ath9k_debugfs_open, + .owner = THIS_MODULE +}; int ath9k_init_debug(struct ath_softc *sc) { @@ -529,6 +606,13 @@ int ath9k_init_debug(struct ath_softc *sc) if (!sc->debug.debugfs_wiphy) goto err; + sc->debug.debugfs_xmit = debugfs_create_file("xmit", + S_IRUSR, + sc->debug.debugfs_phy, + sc, &fops_xmit); + if (!sc->debug.debugfs_xmit) + goto err; + return 0; err: ath9k_exit_debug(sc); @@ -537,6 +621,7 @@ err: void ath9k_exit_debug(struct ath_softc *sc) { + debugfs_remove(sc->debug.debugfs_xmit); debugfs_remove(sc->debug.debugfs_wiphy); debugfs_remove(sc->debug.debugfs_rcstat); debugfs_remove(sc->debug.debugfs_interrupt); diff --git a/drivers/net/wireless/ath/ath9k/debug.h b/drivers/net/wireless/ath/ath9k/debug.h index edda15bf2c1..5e56b79d0cb 100644 --- a/drivers/net/wireless/ath/ath9k/debug.h +++ b/drivers/net/wireless/ath/ath9k/debug.h @@ -35,6 +35,15 @@ enum ATH_DEBUG { #define DBG_DEFAULT (ATH_DBG_FATAL) +struct ath_txq; +struct ath_buf; + +#ifdef CONFIG_ATH9K_DEBUG +#define TX_STAT_INC(q, c) sc->debug.stats.txstats[q].c++ +#else +#define TX_STAT_INC(q, c) do { } while (0) +#endif + #ifdef CONFIG_ATH9K_DEBUG /** @@ -87,9 +96,45 @@ struct ath_rc_stats { u8 per; }; +/** + * struct ath_tx_stats - Statistics about TX + * @queued: Total MPDUs (non-aggr) queued + * @completed: Total MPDUs (non-aggr) completed + * @a_aggr: Total no. of aggregates queued + * @a_queued: Total AMPDUs queued + * @a_completed: Total AMPDUs completed + * @a_retries: No. of AMPDUs retried (SW) + * @a_xretries: No. of AMPDUs dropped due to xretries + * @fifo_underrun: FIFO underrun occurrences + Valid only for: + - non-aggregate condition. + - first packet of aggregate. + * @xtxop: No. of frames filtered because of TXOP limit + * @timer_exp: Transmit timer expiry + * @desc_cfg_err: Descriptor configuration errors + * @data_urn: TX data underrun errors + * @delim_urn: TX delimiter underrun errors + */ +struct ath_tx_stats { + u32 queued; + u32 completed; + u32 a_aggr; + u32 a_queued; + u32 a_completed; + u32 a_retries; + u32 a_xretries; + u32 fifo_underrun; + u32 xtxop; + u32 timer_exp; + u32 desc_cfg_err; + u32 data_underrun; + u32 delim_underrun; +}; + struct ath_stats { struct ath_interrupt_stats istats; struct ath_rc_stats rcstats[RATE_TABLE_SIZE]; + struct ath_tx_stats txstats[ATH9K_NUM_TX_QUEUES]; }; struct ath9k_debug { @@ -100,6 +145,7 @@ struct ath9k_debug { struct dentry *debugfs_interrupt; struct dentry *debugfs_rcstat; struct dentry *debugfs_wiphy; + struct dentry *debugfs_xmit; struct ath_stats stats; }; @@ -110,6 +156,8 @@ int ath9k_debug_create_root(void); void ath9k_debug_remove_root(void); void ath_debug_stat_interrupt(struct ath_softc *sc, enum ath9k_int status); void ath_debug_stat_rc(struct ath_softc *sc, struct sk_buff *skb); +void ath_debug_stat_tx(struct ath_softc *sc, struct ath_txq *txq, + struct ath_buf *bf); void ath_debug_stat_retries(struct ath_softc *sc, int rix, int xretries, int retries, u8 per); @@ -148,6 +196,12 @@ static inline void ath_debug_stat_rc(struct ath_softc *sc, { } +static inline void ath_debug_stat_tx(struct ath_softc *sc, + struct ath_txq *txq, + struct ath_buf *bf) +{ +} + static inline void ath_debug_stat_retries(struct ath_softc *sc, int rix, int xretries, int retries, u8 per) { diff --git a/drivers/net/wireless/ath/ath9k/eeprom.c b/drivers/net/wireless/ath/ath9k/eeprom.c index 93e8ce0598a..6fb1a8034b3 100644 --- a/drivers/net/wireless/ath/ath9k/eeprom.c +++ b/drivers/net/wireless/ath/ath9k/eeprom.c @@ -2781,11 +2781,1210 @@ static struct eeprom_ops eep_def_ops = { .get_spur_channel = ath9k_hw_def_get_spur_channel }; + +static int ath9k_hw_AR9287_get_eeprom_ver(struct ath_hw *ah) +{ + return (ah->eeprom.map9287.baseEepHeader.version >> 12) & 0xF; +} + +static int ath9k_hw_AR9287_get_eeprom_rev(struct ath_hw *ah) +{ + return (ah->eeprom.map9287.baseEepHeader.version) & 0xFFF; +} + +static bool ath9k_hw_AR9287_fill_eeprom(struct ath_hw *ah) +{ + struct ar9287_eeprom_t *eep = &ah->eeprom.map9287; + u16 *eep_data; + int addr, eep_start_loc = AR9287_EEP_START_LOC; + eep_data = (u16 *)eep; + if (!ath9k_hw_use_flash(ah)) { + DPRINTF(ah->ah_sc, ATH_DBG_EEPROM, + "Reading from EEPROM, not flash\n"); + } + + for (addr = 0; addr < sizeof(struct ar9287_eeprom_t) / sizeof(u16); + addr++) { + if (!ath9k_hw_nvram_read(ah, addr + eep_start_loc, eep_data)) { + DPRINTF(ah->ah_sc, ATH_DBG_EEPROM, + "Unable to read eeprom region \n"); + return false; + } + eep_data++; + } + return true; +} +static int ath9k_hw_AR9287_check_eeprom(struct ath_hw *ah) +{ +#define SIZE_EEPROM_87 (sizeof(struct ar9287_eeprom_t) / sizeof(u16)) + u32 sum = 0, el, integer; + u16 temp, word, magic, magic2, *eepdata; + int i, addr; + bool need_swap = false; + struct ar9287_eeprom_t *eep = &ah->eeprom.map9287; + + if (!ath9k_hw_use_flash(ah)) { + if (!ath9k_hw_nvram_read + (ah, AR5416_EEPROM_MAGIC_OFFSET, &magic)) { + DPRINTF(ah->ah_sc, ATH_DBG_FATAL, + "Reading Magic # failed\n"); + return false; + } + + DPRINTF(ah->ah_sc, ATH_DBG_EEPROM, + "Read Magic = 0x%04X\n", magic); + if (magic != AR5416_EEPROM_MAGIC) { + + + magic2 = swab16(magic); + + if (magic2 == AR5416_EEPROM_MAGIC) { + need_swap = true; + eepdata = (u16 *)(&ah->eeprom); + + for (addr = 0; addr < SIZE_EEPROM_87; addr++) { + temp = swab16(*eepdata); + *eepdata = temp; + eepdata++; + } + } else { + DPRINTF(ah->ah_sc, ATH_DBG_FATAL, + "Invalid EEPROM Magic. " + "endianness mismatch.\n"); + return -EINVAL; } + } + } + DPRINTF(ah->ah_sc, ATH_DBG_EEPROM, "need_swap = %s.\n", need_swap ? + "True" : "False"); + + if (need_swap) + el = swab16(ah->eeprom.map9287.baseEepHeader.length); + else + el = ah->eeprom.map9287.baseEepHeader.length; + + eepdata = (u16 *)(&ah->eeprom); + for (i = 0; i < min(el, SIZE_EEPROM_87); i++) + sum ^= *eepdat |