diff options
| author | John W. Linville <linville@tuxdriver.com> | 2012-04-26 15:03:48 -0400 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2012-04-26 15:03:48 -0400 |
| commit | d9b8ae6bd8c3304569a25079fcdbebaa28a48ee4 (patch) | |
| tree | 9ce3e4eb355685f970dd7333a0a935109aff0583 /drivers | |
| parent | 872f24dbc604ef585ea7eec73020dcdfaffd1956 (diff) | |
| parent | 94c514fe240fc0dd02187b78facefde8b6744634 (diff) | |
| download | linux-3.10-d9b8ae6bd8c3304569a25079fcdbebaa28a48ee4.tar.gz linux-3.10-d9b8ae6bd8c3304569a25079fcdbebaa28a48ee4.tar.bz2 linux-3.10-d9b8ae6bd8c3304569a25079fcdbebaa28a48ee4.zip | |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next into for-davem
Conflicts:
drivers/net/wireless/iwlwifi/iwl-testmode.c
Diffstat (limited to 'drivers')
107 files changed, 3230 insertions, 2447 deletions
diff --git a/drivers/net/wireless/ath/ath9k/ar5008_phy.c b/drivers/net/wireless/ath/ath9k/ar5008_phy.c index de30cb34b8f..f554bff87e6 100644 --- a/drivers/net/wireless/ath/ath9k/ar5008_phy.c +++ b/drivers/net/wireless/ath/ath9k/ar5008_phy.c @@ -618,19 +618,10 @@ static void ar5008_hw_init_bb(struct ath_hw *ah, u32 synthDelay; synthDelay = REG_READ(ah, AR_PHY_RX_DELAY) & AR_PHY_RX_DELAY_DELAY; - if (IS_CHAN_B(chan)) - synthDelay = (4 * synthDelay) / 22; - else - synthDelay /= 10; - - if (IS_CHAN_HALF_RATE(chan)) - synthDelay *= 2; - else if (IS_CHAN_QUARTER_RATE(chan)) - synthDelay *= 4; REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_EN); - udelay(synthDelay + BASE_ACTIVATE_DELAY); + ath9k_hw_synth_delay(ah, chan, synthDelay); } static void ar5008_hw_init_chain_masks(struct ath_hw *ah) @@ -948,12 +939,8 @@ static bool ar5008_hw_rfbus_req(struct ath_hw *ah) static void ar5008_hw_rfbus_done(struct ath_hw *ah) { u32 synthDelay = REG_READ(ah, AR_PHY_RX_DELAY) & AR_PHY_RX_DELAY_DELAY; - if (IS_CHAN_B(ah->curchan)) - synthDelay = (4 * synthDelay) / 22; - else - synthDelay /= 10; - udelay(synthDelay + BASE_ACTIVATE_DELAY); + ath9k_hw_synth_delay(ah, ah->curchan, synthDelay); REG_WRITE(ah, AR_PHY_RFBUS_REQ, 0); } diff --git a/drivers/net/wireless/ath/ath9k/ar9003_calib.c b/drivers/net/wireless/ath/ath9k/ar9003_calib.c index 63089cc1faf..a0387a027db 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_calib.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_calib.c @@ -1000,10 +1000,12 @@ static bool ar9003_hw_init_cal(struct ath_hw *ah, if (mci && IS_CHAN_2GHZ(chan) && run_agc_cal) ar9003_mci_init_cal_req(ah, &is_reusable); - txiqcal_done = ar9003_hw_tx_iq_cal_run(ah); - REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_DIS); - udelay(5); - REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_EN); + if (!(IS_CHAN_HALF_RATE(chan) || IS_CHAN_QUARTER_RATE(chan))) { + txiqcal_done = ar9003_hw_tx_iq_cal_run(ah); + REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_DIS); + udelay(5); + REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_EN); + } skip_tx_iqcal: if (run_agc_cal || !(ah->ah_flags & AH_FASTCC)) { diff --git a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c index 1188db205e3..ac53d901801 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c @@ -4281,18 +4281,10 @@ static int ar9003_hw_tx_power_regwrite(struct ath_hw *ah, u8 * pPwrArray) #undef POW_SM } -static void ar9003_hw_set_target_power_eeprom(struct ath_hw *ah, u16 freq, - u8 *targetPowerValT2) +static void ar9003_hw_get_legacy_target_powers(struct ath_hw *ah, u16 freq, + u8 *targetPowerValT2, + bool is2GHz) { - /* XXX: hard code for now, need to get from eeprom struct */ - u8 ht40PowerIncForPdadc = 0; - bool is2GHz = false; - unsigned int i = 0; - struct ath_common *common = ath9k_hw_common(ah); - - if (freq < 4000) - is2GHz = true; - targetPowerValT2[ALL_TARGET_LEGACY_6_24] = ar9003_hw_eeprom_get_tgt_pwr(ah, LEGACY_TARGET_RATE_6_24, freq, is2GHz); @@ -4305,6 +4297,11 @@ static void ar9003_hw_set_target_power_eeprom(struct ath_hw *ah, u16 freq, targetPowerValT2[ALL_TARGET_LEGACY_54] = ar9003_hw_eeprom_get_tgt_pwr(ah, LEGACY_TARGET_RATE_54, freq, is2GHz); +} + +static void ar9003_hw_get_cck_target_powers(struct ath_hw *ah, u16 freq, + u8 *targetPowerValT2) +{ targetPowerValT2[ALL_TARGET_LEGACY_1L_5L] = ar9003_hw_eeprom_get_cck_tgt_pwr(ah, LEGACY_TARGET_RATE_1L_5L, freq); @@ -4314,6 +4311,11 @@ static void ar9003_hw_set_target_power_eeprom(struct ath_hw *ah, u16 freq, ar9003_hw_eeprom_get_cck_tgt_pwr(ah, LEGACY_TARGET_RATE_11L, freq); targetPowerValT2[ALL_TARGET_LEGACY_11S] = ar9003_hw_eeprom_get_cck_tgt_pwr(ah, LEGACY_TARGET_RATE_11S, freq); +} + +static void ar9003_hw_get_ht20_target_powers(struct ath_hw *ah, u16 freq, + u8 *targetPowerValT2, bool is2GHz) +{ targetPowerValT2[ALL_TARGET_HT20_0_8_16] = ar9003_hw_eeprom_get_ht20_tgt_pwr(ah, HT_TARGET_RATE_0_8_16, freq, is2GHz); @@ -4356,6 +4358,16 @@ static void ar9003_hw_set_target_power_eeprom(struct ath_hw *ah, u16 freq, targetPowerValT2[ALL_TARGET_HT20_23] = ar9003_hw_eeprom_get_ht20_tgt_pwr(ah, HT_TARGET_RATE_23, freq, is2GHz); +} + +static void ar9003_hw_get_ht40_target_powers(struct ath_hw *ah, + u16 freq, + u8 *targetPowerValT2, + bool is2GHz) +{ + /* XXX: hard code for now, need to get from eeprom struct */ + u8 ht40PowerIncForPdadc = 0; + targetPowerValT2[ALL_TARGET_HT40_0_8_16] = ar9003_hw_eeprom_get_ht40_tgt_pwr(ah, HT_TARGET_RATE_0_8_16, freq, is2GHz) + ht40PowerIncForPdadc; @@ -4399,6 +4411,26 @@ static void ar9003_hw_set_target_power_eeprom(struct ath_hw *ah, u16 freq, targetPowerValT2[ALL_TARGET_HT40_23] = ar9003_hw_eeprom_get_ht40_tgt_pwr(ah, HT_TARGET_RATE_23, freq, is2GHz) + ht40PowerIncForPdadc; +} + +static void ar9003_hw_get_target_power_eeprom(struct ath_hw *ah, + struct ath9k_channel *chan, + u8 *targetPowerValT2) +{ + bool is2GHz = IS_CHAN_2GHZ(chan); + unsigned int i = 0; + struct ath_common *common = ath9k_hw_common(ah); + u16 freq = chan->channel; + + if (is2GHz) + ar9003_hw_get_cck_target_powers(ah, freq, targetPowerValT2); + + ar9003_hw_get_legacy_target_powers(ah, freq, targetPowerValT2, is2GHz); + ar9003_hw_get_ht20_target_powers(ah, freq, targetPowerValT2, is2GHz); + + if (IS_CHAN_HT40(chan)) + ar9003_hw_get_ht40_target_powers(ah, freq, targetPowerValT2, + is2GHz); for (i = 0; i < ar9300RateSize; i++) { ath_dbg(common, EEPROM, "TPC[%02d] 0x%08x\n", @@ -4778,9 +4810,6 @@ static void ar9003_hw_set_power_per_rate_table(struct ath_hw *ah, scaledPower = ath9k_hw_get_scaled_power(ah, powerLimit, antenna_reduction); - /* - * Get target powers from EEPROM - our baseline for TX Power - */ if (is2ghz) { /* Setup for CTL modes */ /* CTL_11B, CTL_11G, CTL_2GHT20 */ @@ -4952,7 +4981,12 @@ static void ath9k_hw_ar9300_set_txpower(struct ath_hw *ah, unsigned int i = 0, paprd_scale_factor = 0; u8 pwr_idx, min_pwridx = 0; - ar9003_hw_set_target_power_eeprom(ah, chan->channel, targetPowerValT2); + memset(targetPowerValT2, 0 , sizeof(targetPowerValT2)); + + /* + * Get target powers from EEPROM - our baseline for TX Power + */ + ar9003_hw_get_target_power_eeprom(ah, chan, targetPowerValT2); if (ah->eep_ops->get_eeprom(ah, EEP_PAPRD)) { if (IS_CHAN_2GHZ(chan)) diff --git a/drivers/net/wireless/ath/ath9k/ar9003_phy.c b/drivers/net/wireless/ath/ath9k/ar9003_phy.c index bbda25f4e9f..a1c0879a5d4 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_phy.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.c @@ -526,22 +526,10 @@ static void ar9003_hw_init_bb(struct ath_hw *ah, * Value is in 100ns increments. */ synthDelay = REG_READ(ah, AR_PHY_RX_DELAY) & AR_PHY_RX_DELAY_DELAY; - if (IS_CHAN_B(chan)) - synthDelay = (4 * synthDelay) / 22; - else - synthDelay /= 10; /* Activate the PHY (includes baseband activate + synthesizer on) */ REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_EN); - - /* - * There is an issue if the AP starts the calibration before - * the base band timeout completes. This could result in the - * rx_clear false triggering. As a workaround we add delay an - * extra BASE_ACTIVATE_DELAY usecs to ensure this condition - * does not happen. - */ - udelay(synthDelay + BASE_ACTIVATE_DELAY); + ath9k_hw_synth_delay(ah, chan, synthDelay); } static void ar9003_hw_set_chain_masks(struct ath_hw *ah, u8 rx, u8 tx) @@ -723,6 +711,14 @@ static void ar9003_hw_set_rfmode(struct ath_hw *ah, if (IS_CHAN_A_FAST_CLOCK(ah, chan)) rfMode |= (AR_PHY_MODE_DYNAMIC | AR_PHY_MODE_DYN_CCK_DISABLE); + if (IS_CHAN_QUARTER_RATE(chan)) + rfMode |= AR_PHY_MODE_QUARTER; + if (IS_CHAN_HALF_RATE(chan)) + rfMode |= AR_PHY_MODE_HALF; + + if (rfMode & (AR_PHY_MODE_QUARTER | AR_PHY_MODE_HALF)) + REG_RMW_FIELD(ah, AR_PHY_FRAME_CTL, + AR_PHY_FRAME_CTL_CF_OVERLAP_WINDOW, 3); REG_WRITE(ah, AR_PHY_MODE, rfMode); } @@ -793,12 +789,8 @@ static bool ar9003_hw_rfbus_req(struct ath_hw *ah) static void ar9003_hw_rfbus_done(struct ath_hw *ah) { u32 synthDelay = REG_READ(ah, AR_PHY_RX_DELAY) & AR_PHY_RX_DELAY_DELAY; - if (IS_CHAN_B(ah->curchan)) - synthDelay = (4 * synthDelay) / 22; - else - synthDelay /= 10; - udelay(synthDelay + BASE_ACTIVATE_DELAY); + ath9k_hw_synth_delay(ah, ah->curchan, synthDelay); REG_WRITE(ah, AR_PHY_RFBUS_REQ, 0); } diff --git a/drivers/net/wireless/ath/ath9k/ar9003_phy.h b/drivers/net/wireless/ath/ath9k/ar9003_phy.h index d834d97fe72..7268a48a92a 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_phy.h +++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.h @@ -468,6 +468,9 @@ #define AR_PHY_ADDAC_PARA_CTL (AR_SM_BASE + 0x150) #define AR_PHY_XPA_CFG (AR_SM_BASE + 0x158) +#define AR_PHY_FRAME_CTL_CF_OVERLAP_WINDOW 3 +#define AR_PHY_FRAME_CTL_CF_OVERLAP_WINDOW_S 0 + #define AR_PHY_SPUR_MASK_A_CF_PUNC_MASK_IDX_A 0x0001FC00 #define AR_PHY_SPUR_MASK_A_CF_PUNC_MASK_IDX_A_S 10 #define AR_PHY_SPUR_MASK_A_CF_PUNC_MASK_A 0x3FF diff --git a/drivers/net/wireless/ath/ath9k/beacon.c b/drivers/net/wireless/ath/ath9k/beacon.c index 702e5abc38b..11bc55e3d69 100644 --- a/drivers/net/wireless/ath/ath9k/beacon.c +++ b/drivers/net/wireless/ath/ath9k/beacon.c @@ -817,8 +817,10 @@ void ath9k_set_beaconing_status(struct ath_softc *sc, bool status) { struct ath_hw *ah = sc->sc_ah; - if (!ath_has_valid_bslot(sc)) + if (!ath_has_valid_bslot(sc)) { + sc->sc_flags &= ~SC_OP_BEACONS; return; + } ath9k_ps_wakeup(sc); if (status) { diff --git a/drivers/net/wireless/ath/ath9k/btcoex.c b/drivers/net/wireless/ath/ath9k/btcoex.c index ec327199341..1ca6da80d4a 100644 --- a/drivers/net/wireless/ath/ath9k/btcoex.c +++ b/drivers/net/wireless/ath/ath9k/btcoex.c @@ -108,9 +108,7 @@ void ath9k_hw_btcoex_init_scheme(struct ath_hw *ah) return; } - if (AR_SREV_9462(ah)) { - btcoex_hw->scheme = ATH_BTCOEX_CFG_MCI; - } else if (AR_SREV_9300_20_OR_LATER(ah)) { + if (AR_SREV_9300_20_OR_LATER(ah)) { btcoex_hw->scheme = ATH_BTCOEX_CFG_3WIRE; btcoex_hw->btactive_gpio = ATH_BTACTIVE_GPIO_9300; btcoex_hw->wlanactive_gpio = ATH_WLANACTIVE_GPIO_9300; @@ -284,11 +282,12 @@ void ath9k_hw_btcoex_enable(struct ath_hw *ah) ath9k_hw_btcoex_enable_2wire(ah); break; case ATH_BTCOEX_CFG_3WIRE: + if (AR_SREV_9462(ah)) { + ath9k_hw_btcoex_enable_mci(ah); + return; + } ath9k_hw_btcoex_enable_3wire(ah); break; - case ATH_BTCOEX_CFG_MCI: - ath9k_hw_btcoex_enable_mci(ah); - return; } REG_RMW(ah, AR_GPIO_PDPU, @@ -305,11 +304,12 @@ void ath9k_hw_btcoex_disable(struct ath_hw *ah) int i; btcoex_hw->enabled = false; - if (btcoex_hw->scheme == ATH_BTCOEX_CFG_MCI) { + if (AR_SREV_9462(ah)) { ath9k_hw_btcoex_bt_stomp(ah, ATH_BTCOEX_STOMP_NONE); for (i = 0; i < AR9300_NUM_BT_WEIGHTS; i++) REG_WRITE(ah, AR_MCI_COEX_WL_WEIGHTS(i), btcoex_hw->wlan_weight[i]); + return; } ath9k_hw_set_gpio(ah, btcoex_hw->wlanactive_gpio, 0); diff --git a/drivers/net/wireless/ath/ath9k/btcoex.h b/drivers/net/wireless/ath/ath9k/btcoex.h index 8f93aef4414..3a1e1cfabd5 100644 --- a/drivers/net/wireless/ath/ath9k/btcoex.h +++ b/drivers/net/wireless/ath/ath9k/btcoex.h @@ -51,7 +51,6 @@ enum ath_btcoex_scheme { ATH_BTCOEX_CFG_NONE, ATH_BTCOEX_CFG_2WIRE, ATH_BTCOEX_CFG_3WIRE, - ATH_BTCOEX_CFG_MCI, }; struct ath9k_hw_mci { diff --git a/drivers/net/wireless/ath/ath9k/dfs.c b/drivers/net/wireless/ath/ath9k/dfs.c index 92891f5fd45..ecc81792f2d 100644 --- a/drivers/net/wireless/ath/ath9k/dfs.c +++ b/drivers/net/wireless/ath/ath9k/dfs.c @@ -148,11 +148,13 @@ void ath9k_dfs_process_phyerr(struct ath_softc *sc, void *data, struct ath_hw *ah = sc->sc_ah; struct ath_common *common = ath9k_hw_common(ah); + DFS_STAT_INC(sc, pulses_total); if ((rs->rs_phyerr != ATH9K_PHYERR_RADAR) && (rs->rs_phyerr != ATH9K_PHYERR_FALSE_RADAR_EXT)) { ath_dbg(common, DFS, "Error: rs_phyer=0x%x not a radar error\n", rs->rs_phyerr); + DFS_STAT_INC(sc, pulses_no_dfs); return; } @@ -188,7 +190,9 @@ void ath9k_dfs_process_phyerr(struct ath_softc *sc, void *data, "width=%d, rssi=%d, delta_ts=%llu\n", pe.freq, pe.ts, pe.width, pe.rssi, pe.ts-last_ts); last_ts = pe.ts; + DFS_STAT_INC(sc, pulses_processed); if (pd != NULL && pd->add_pulse(pd, &pe)) { + DFS_STAT_INC(sc, radar_detected); /* * TODO: forward radar event to DFS management layer */ diff --git a/drivers/net/wireless/ath/ath9k/dfs_debug.c b/drivers/net/wireless/ath/ath9k/dfs_debug.c index 4364c103ed3..55d28072ade 100644 --- a/drivers/net/wireless/ath/ath9k/dfs_debug.c +++ b/drivers/net/wireless/ath/ath9k/dfs_debug.c @@ -21,9 +21,15 @@ #include "ath9k.h" #include "dfs_debug.h" + +struct ath_dfs_pool_stats global_dfs_pool_stats = { 0 }; + #define ATH9K_DFS_STAT(s, p) \ len += snprintf(buf + len, size - len, "%28s : %10u\n", s, \ sc->debug.stats.dfs_stats.p); +#define ATH9K_DFS_POOL_STAT(s, p) \ + len += snprintf(buf + len, size - len, "%28s : %10u\n", s, \ + global_dfs_pool_stats.p); static ssize_t read_file_dfs(struct file *file, char __user *user_buf, size_t count, loff_t *ppos) @@ -43,6 +49,9 @@ static ssize_t read_file_dfs(struct file *file, char __user *user_buf, hw_ver->macVersion, hw_ver->macRev, (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_DFS) ? "enabled" : "disabled"); + len += snprintf(buf + len, size - len, "Pulse detector statistics:\n"); + ATH9K_DFS_STAT("pulse events reported ", pulses_total); + ATH9K_DFS_STAT("invalid pulse events ", pulses_no_dfs); ATH9K_DFS_STAT("DFS pulses detected ", pulses_detected); ATH9K_DFS_STAT("Datalen discards ", datalen_discards); ATH9K_DFS_STAT("RSSI discards ", rssi_discards); @@ -50,6 +59,18 @@ static ssize_t read_file_dfs(struct file *file, char __user *user_buf, ATH9K_DFS_STAT("Primary channel pulses ", pri_phy_errors); ATH9K_DFS_STAT("Secondary channel pulses", ext_phy_errors); ATH9K_DFS_STAT("Dual channel pulses ", dc_phy_errors); + len += snprintf(buf + len, size - len, "Radar detector statistics " + "(current DFS region: %d)\n", sc->dfs_detector->region); + ATH9K_DFS_STAT("Pulse events processed ", pulses_processed); + ATH9K_DFS_STAT("Radars detected ", radar_detected); + len += snprintf(buf + len, size - len, "Global Pool statistics:\n"); + ATH9K_DFS_POOL_STAT("Pool references ", pool_reference); + ATH9K_DFS_POOL_STAT("Pulses allocated ", pulse_allocated); + ATH9K_DFS_POOL_STAT("Pulses alloc error ", pulse_alloc_error); + ATH9K_DFS_POOL_STAT("Pulses in use ", pulse_used); + ATH9K_DFS_POOL_STAT("Seqs. allocated ", pseq_allocated); + ATH9K_DFS_POOL_STAT("Seqs. alloc error ", pseq_alloc_error); + ATH9K_DFS_POOL_STAT("Seqs. in use ", pseq_used); if (len > size) len = size; @@ -60,8 +81,33 @@ static ssize_t read_file_dfs(struct file *file, char __user *user_buf, return retval; } +/* magic number to prevent accidental reset of DFS statistics */ +#define DFS_STATS_RESET_MAGIC 0x80000000 +static ssize_t write_file_dfs(struct file *file, const char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ath_softc *sc = file->private_data; + unsigned long val; + char buf[32]; + ssize_t len; + + len = min(count, sizeof(buf) - 1); + if (copy_from_user(buf, user_buf, len)) + return -EFAULT; + + buf[len] = '\0'; + if (strict_strtoul(buf, 0, &val)) + return -EINVAL; + + if (val == DFS_STATS_RESET_MAGIC) + memset(&sc->debug.stats.dfs_stats, 0, + sizeof(sc->debug.stats.dfs_stats)); + return count; +} + static const struct file_operations fops_dfs_stats = { .read = read_file_dfs, + .write = write_file_dfs, .open = simple_open, .owner = THIS_MODULE, .llseek = default_llseek, diff --git a/drivers/net/wireless/ath/ath9k/dfs_debug.h b/drivers/net/wireless/ath/ath9k/dfs_debug.h index 4911724cb44..e36810a4b58 100644 --- a/drivers/net/wireless/ath/ath9k/dfs_debug.h +++ b/drivers/net/wireless/ath/ath9k/dfs_debug.h @@ -22,17 +22,23 @@ #include "hw.h" /** - * struct ath_dfs_stats - DFS Statistics - * - * @pulses_detected: No. of pulses detected so far - * @datalen_discards: No. of pulses discarded due to invalid datalen - * @rssi_discards: No. of pulses discarded due to invalid RSSI - * @bwinfo_discards: No. of pulses discarded due to invalid BW info - * @pri_phy_errors: No. of pulses reported for primary channel - * @ext_phy_errors: No. of pulses reported for extension channel - * @dc_phy_errors: No. of pulses reported for primary + extension channel + * struct ath_dfs_stats - DFS Statistics per wiphy + * @pulses_total: pulses reported by HW + * @pulses_no_dfs: pulses wrongly reported as DFS + * @pulses_detected: pulses detected so far + * @datalen_discards: pulses discarded due to invalid datalen + * @rssi_discards: pulses discarded due to invalid RSSI + * @bwinfo_discards: pulses discarded due to invalid BW info + * @pri_phy_errors: pulses reported for primary channel + * @ext_phy_errors: pulses reported for extension channel + * @dc_phy_errors: pulses reported for primary + extension channel + * @pulses_processed: pulses forwarded to detector + * @radar_detected: radars detected */ struct ath_dfs_stats { + /* pulse stats */ + u32 pulses_total; + u32 pulses_no_dfs; u32 pulses_detected; u32 datalen_discards; u32 rssi_discards; @@ -40,18 +46,39 @@ struct ath_dfs_stats { u32 pri_phy_errors; u32 ext_phy_errors; u32 dc_phy_errors; + /* pattern detection stats */ + u32 pulses_processed; + u32 radar_detected; }; +/** + * struct ath_dfs_pool_stats - DFS Statistics for global pools + */ +struct ath_dfs_pool_stats { + u32 pool_reference; + u32 pulse_allocated; + u32 pulse_alloc_error; + u32 pulse_used; + u32 pseq_allocated; + u32 pseq_alloc_error; + u32 pseq_used; +}; #if defined(CONFIG_ATH9K_DFS_DEBUGFS) #define DFS_STAT_INC(sc, c) (sc->debug.stats.dfs_stats.c++) void ath9k_dfs_init_debug(struct ath_softc *sc); +#define DFS_POOL_STAT_INC(c) (global_dfs_pool_stats.c++) +#define DFS_POOL_STAT_DEC(c) (global_dfs_pool_stats.c--) +extern struct ath_dfs_pool_stats global_dfs_pool_stats; + #else #define DFS_STAT_INC(sc, c) do { } while (0) static inline void ath9k_dfs_init_debug(struct ath_softc *sc) { } +#define DFS_POOL_STAT_INC(c) do { } while (0) +#define DFS_POOL_STAT_DEC(c) do { } while (0) #endif /* CONFIG_ATH9K_DFS_DEBUGFS */ #endif /* ATH9K_DFS_DEBUG_H */ diff --git a/drivers/net/wireless/ath/ath9k/dfs_pri_detector.c b/drivers/net/wireless/ath/ath9k/dfs_pri_detector.c index 025e88a64fa..91b8dceeadb 100644 --- a/drivers/net/wireless/ath/ath9k/dfs_pri_detector.c +++ b/drivers/net/wireless/ath/ath9k/dfs_pri_detector.c @@ -15,9 +15,12 @@ */ #include <linux/slab.h> +#include <linux/spinlock.h> +#include "ath9k.h" #include "dfs_pattern_detector.h" #include "dfs_pri_detector.h" +#include "dfs_debug.h" /** * struct pri_sequence - sequence of pulses matching one PRI @@ -94,6 +97,81 @@ static u32 pde_get_multiple(u32 val, u32 fraction, u32 tolerance) static u32 singleton_pool_references; static LIST_HEAD(pulse_pool); static LIST_HEAD(pseq_pool); +static DEFINE_SPINLOCK(pool_lock); + +static void pool_register_ref(void) +{ + spin_lock_bh(&pool_lock); + singleton_pool_references++; + DFS_POOL_STAT_INC(pool_reference); + spin_unlock_bh(&pool_lock); +} + +static void pool_deregister_ref(void) +{ + spin_lock_bh(&pool_lock); + singleton_pool_references--; + DFS_POOL_STAT_DEC(pool_reference); + if (singleton_pool_references == 0) { + /* free singleton pools with no references left */ + struct pri_sequence *ps, *ps0; + struct pulse_elem *p, *p0; + + list_for_each_entry_safe(p, p0, &pulse_pool, head) { + list_del(&p->head); + DFS_POOL_STAT_DEC(pulse_allocated); + kfree(p); + } + list_for_each_entry_safe(ps, ps0, &pseq_pool, head) { + list_del(&ps->head); + DFS_POOL_STAT_DEC(pseq_allocated); + kfree(ps); + } + } + spin_unlock_bh(&pool_lock); +} + +static void pool_put_pulse_elem(struct pulse_elem *pe) +{ + spin_lock_bh(&pool_lock); + list_add(&pe->head, &pulse_pool); + DFS_POOL_STAT_DEC(pulse_used); + spin_unlock_bh(&pool_lock); +} + +static void pool_put_pseq_elem(struct pri_sequence *pse) +{ + spin_lock_bh(&pool_lock); + list_add(&pse->head, &pseq_pool); + DFS_POOL_STAT_DEC(pseq_used); + spin_unlock_bh(&pool_lock); +} + +static struct pri_sequence *pool_get_pseq_elem(void) +{ + struct pri_sequence *pse = NULL; + spin_lock_bh(&pool_lock); + if (!list_empty(&pseq_pool)) { + pse = list_first_entry(&pseq_pool, struct pri_sequence, head); + list_del(&pse->head); + DFS_POOL_STAT_INC(pseq_used); + } + spin_unlock_bh(&pool_lock); + return pse; +} + +static struct pulse_elem *pool_get_pulse_elem(void) +{ + struct pulse_elem *pe = NULL; + spin_lock_bh(&pool_lock); + if (!list_empty(&pulse_pool)) { + pe = list_first_entry(&pulse_pool, struct pulse_elem, head); + list_del(&pe->head); + DFS_POOL_STAT_INC(pulse_used); + } + spin_unlock_bh(&pool_lock); + return pe; +} static struct pulse_elem *pulse_queue_get_tail(struct pri_detector *pde) { @@ -110,7 +188,7 @@ static bool pulse_queue_dequeue(struct pri_detector *pde) list_del_init(&p->head); pde->count--; /* give it back to pool */ - list_add(&p->head, &pulse_pool); + pool_put_pulse_elem(p); } return (pde->count > 0); } @@ -138,16 +216,15 @@ static void pulse_queue_check_window(struct pri_detector *pde) static bool pulse_queue_enqueue(struct pri_detector *pde, u64 ts) { - struct pulse_elem *p; - if (!list_empty(&pulse_pool)) { - p = list_first_entry(&pulse_pool, struct pulse_elem, head); - list_del(&p->head); - } else { + struct pulse_elem *p = pool_get_pulse_elem(); + if (p == NULL) { p = kmalloc(sizeof(*p), GFP_KERNEL); if (p == NULL) { - pr_err("failed to allocate pulse_elem\n"); + DFS_POOL_STAT_INC(pulse_alloc_error); return false; } + DFS_POOL_STAT_INC(pulse_allocated); + DFS_POOL_STAT_INC(pulse_used); } INIT_LIST_HEAD(&p->head); p->ts = ts; @@ -220,15 +297,15 @@ static bool pseq_handler_create_sequences(struct pri_detector *pde, /* this is a valid one, add it */ ps.deadline_ts = ps.first_ts + ps.dur; - - if (!list_empty(&pseq_pool)) { - new_ps = list_first_entry(&pseq_pool, - struct pri_sequence, head); - list_del(&new_ps->head); - } else { + new_ps = pool_get_pseq_elem(); + if (new_ps == NULL) { new_ps = kmalloc(sizeof(*new_ps), GFP_KERNEL); - if (new_ps == NULL) + if (new_ps == NULL) { + DFS_POOL_STAT_INC(pseq_alloc_error); return false; + } + DFS_POOL_STAT_INC(pseq_allocated); + DFS_POOL_STAT_INC(pseq_used); } memcpy(new_ps, &ps, sizeof(ps)); INIT_LIST_HEAD(&new_ps->head); @@ -250,7 +327,7 @@ pseq_handler_add_to_existing_seqs(struct pri_detector *pde, u64 ts) /* first ensure that sequence is within window */ if (ts > ps->deadline_ts) { list_del_init(&ps->head); - list_add(&ps->head, &pseq_pool); + pool_put_pseq_elem(ps); continue; } @@ -299,11 +376,11 @@ static void pri_detector_reset(struct pri_detector *pde, u64 ts) struct pulse_elem *p, *p0; list_for_each_entry_safe(ps, ps0, &pde->sequences, head) { list_del_init(&ps->head); - list_add(&ps->head, &pseq_pool); + pool_put_pseq_elem(ps); } list_for_each_entry_safe(p, p0, &pde->pulses, head) { list_del_init(&p->head); - list_add(&p->head, &pulse_pool); + pool_put_pulse_elem(p); } pde->count = 0; pde->last_ts = ts; @@ -312,22 +389,7 @@ static void pri_detector_reset(struct pri_detector *pde, u64 ts) static void pri_detector_exit(struct pri_detector *de) { pri_detector_reset(de, 0); - - singleton_pool_references--; - if (singleton_pool_references == 0) { - /* free singleton pools with no references left */ - struct pri_sequence *ps, *ps0; - struct pulse_elem *p, *p0; - - list_for_each_entry_safe(p, p0, &pulse_pool, head) { - list_del(&p->head); - kfree(p); - } - list_for_each_entry_safe(ps, ps0, &pseq_pool, head) { - list_del(&ps->head); - kfree(ps); - } - } + pool_deregister_ref(); kfree(de); } @@ -385,6 +447,6 @@ pri_detector_init(const struct radar_detector_specs *rs) de->max_count = rs->ppb * 2; de->rs = rs; - singleton_pool_references++; + pool_register_ref(); return de; } diff --git a/drivers/net/wireless/ath/ath9k/gpio.c b/drivers/net/wireless/ath/ath9k/gpio.c index dd10f4ac03e..281a9af0f1b 100644 --- a/drivers/net/wireless/ath/ath9k/gpio.c +++ b/drivers/net/wireless/ath/ath9k/gpio.c @@ -365,7 +365,7 @@ void ath9k_stop_btcoex(struct ath_softc *sc) ath9k_hw_btcoex_disable(ah); if (ath9k_hw_get_btcoex_scheme(ah) == ATH_BTCOEX_CFG_3WIRE) ath9k_btcoex_timer_pause(sc); - if (ath9k_hw_get_btcoex_scheme(ah) == ATH_BTCOEX_CFG_MCI) + if (AR_SREV_9462(ah)) ath_mci_flush_profile(&sc->btcoex.mci); } } @@ -376,7 +376,7 @@ void ath9k_deinit_btcoex(struct ath_softc *sc) ath9k_hw_get_btcoex_scheme(sc->sc_ah) == ATH_BTCOEX_CFG_3WIRE) ath_gen_timer_free(sc->sc_ah, sc->btcoex.no_stomp_timer); - if (ath9k_hw_get_btcoex_scheme(sc->sc_ah) == ATH_BTCOEX_CFG_MCI) + if (AR_SREV_9462(sc->sc_ah)) ath_mci_cleanup(sc); } @@ -402,17 +402,16 @@ int ath9k_init_btcoex(struct ath_softc *sc) txq = sc->tx.txq_map[WME_AC_BE]; ath9k_hw_init_btcoex_hw(sc->sc_ah, txq->axq_qnum); sc->btcoex.bt_stomp_type = ATH_BTCOEX_STOMP_LOW; - break; - case ATH_BTCOEX_CFG_MCI: - sc->btcoex.bt_stomp_type = ATH_BTCOEX_STOMP_LOW; - sc->btcoex.duty_cycle = ATH_BTCOEX_DEF_DUTY_CYCLE; - INIT_LIST_HEAD(&sc->btcoex.mci.info); + if (AR_SREV_9462(ah)) { + sc->btcoex.duty_cycle = ATH_BTCOEX_DEF_DUTY_CYCLE; + INIT_LIST_HEAD(&sc->btcoex.mci.info); - r = ath_mci_setup(sc); - if (r) - return r; + r = ath_mci_setup(sc); + if (r) + return r; - ath9k_hw_btcoex_init_mci(ah); + ath9k_hw_btcoex_init_mci(ah); + } break; default: diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c index 72c5bcd4886..75fd87f295d 100644 --- a/drivers/net/wireless/ath/ath9k/hw.c +++ b/drivers/net/wireless/ath/ath9k/hw.c @@ -191,6 +191,22 @@ bool ath9k_hw_wait(struct ath_hw *ah, u32 reg, u32 mask, u32 val, u32 timeout) } EXPORT_SYMBOL(ath9k_hw_wait); +void ath9k_hw_synth_delay(struct ath_hw *ah, struct ath9k_channel *chan, + int hw_delay) +{ + if (IS_CHAN_B(chan)) + hw_delay = (4 * hw_delay) / 22; + else + hw_delay /= 10; + + if (IS_CHAN_HALF_RATE(chan)) + hw_delay *= 2; + else if (IS_CHAN_QUARTER_RATE(chan)) + hw_delay *= 4; + + udelay(hw_delay + BASE_ACTIVATE_DELAY); +} + void ath9k_hw_write_array(struct ath_hw *ah, struct ar5416IniArray *array, int column, unsigned int *writecnt) { @@ -1020,7 +1036,7 @@ void ath9k_hw_init_global_settings(struct ath_hw *ah) struct ath_common *common = ath9k_hw_common(ah); struct ieee80211_conf *conf = &common->hw->conf; const struct ath9k_channel *chan = ah->curchan; - int acktimeout, ctstimeout; + int acktimeout, ctstimeout, ack_offset = 0; int slottime; int sifstime; int rx_lat = 0, tx_lat = 0, eifs = 0; @@ -1041,6 +1057,11 @@ void ath9k_hw_init_global_settings(struct ath_hw *ah) rx_lat = 37; tx_lat = 54; + if (IS_CHAN_5GHZ(chan)) + sifstime = 16; + else + sifstime = 10; + if (IS_CHAN_HALF_RATE(chan)) { eifs = 175; rx_lat *= 2; @@ -1048,8 +1069,9 @@ void ath9k_hw_init_global_settings(struct ath_hw *ah) if (IS_CHAN_A_FAST_CLOCK(ah, chan)) tx_lat += 11; + sifstime *= 2; + ack_offset = 16; slottime = 13; - sifstime = 32; } else if (IS_CHAN_QUARTER_RATE(chan)) { eifs = 340; rx_lat = (rx_lat * 4) - 1; @@ -1057,8 +1079,9 @@ void ath9k_hw_init_global_settings(struct ath_hw *ah) if (IS_CHAN_A_FAST_CLOCK(ah, chan)) tx_lat += 22; + sifstime *= 4; + ack_offset = 32; slottime = 21; - sifstime = 64; } else { if (AR_SREV_9287(ah) && AR_SREV_9287_13_OR_LATER(ah)) { eifs = AR_D_GBL_IFS_EIFS_ASYNC_FIFO; @@ -1072,14 +1095,10 @@ void ath9k_hw_init_global_settings(struct ath_hw *ah) tx_lat = MS(reg, AR_USEC_TX_LAT); slottime = ah->slottime; - if (IS_CHAN_5GHZ(chan)) - sifstime = 16; - else - sifstime = 10; } /* As defined by IEEE 802.11-2007 17.3.8.6 */ - acktimeout = slottime + sifstime + 3 * ah->coverage_class; + acktimeout = slottime + sifstime + 3 * ah->coverage_class + ack_offset; ctstimeout = acktimeout; /* @@ -1089,7 +1108,8 @@ void ath9k_hw_init_global_settings(struct ath_hw *ah) * BA frames in some implementations, but it has been found to fix ACK * timeout issues in other cases as well. */ - if (conf->channel && conf->channel->band == IEEE80211_BAND_2GHZ) { + if (conf->channel && conf->channel->band == IEEE80211_BAND_2GHZ && + !IS_CHAN_HALF_RATE(chan) && !IS_CHAN_QUARTER_RATE(chan)) { acktimeout += 64 - sifstime - ah->slottime; ctstimeout += 48 - sifstime - ah->slottime; } @@ -1667,6 +1687,10 @@ static int ath9k_hw_do_fastcc(struct ath_hw *ah, struct ath9k_channel *chan) if (chan->channel == ah->curchan->channel) goto fail; + if ((ah->curchan->channelFlags | chan->channelFlags) & + (CHANNEL_HALF | CHANNEL_QUARTER)) + goto fail; + if ((chan->channelFlags & CHANNEL_ALL) != (ah->curchan->channelFlags & CHANNEL_ALL)) goto fail; diff --git a/drivers/net/wireless/ath/ath9k/hw.h b/drivers/net/wireless/ath/ath9k/hw.h index dd4b8f4097c..8535f76699a 100644 --- a/drivers/net/wireless/ath/ath9k/hw.h +++ b/drivers/net/wireless/ath/ath9k/hw.h @@ -923,6 +923,8 @@ void ath9k_hw_set_gpio(struct ath_hw *ah, u32 gpio, u32 val); void ath9k_hw_setantenna(struct ath_hw *ah, u32 antenna); /* General Operation */ +void ath9k_hw_synth_delay(struct ath_hw *ah, struct ath9k_channel *chan, + int hw_delay); bool ath9k_hw_wait(struct ath_hw *ah, u32 reg, u32 mask, u32 val, u32 timeout); void ath9k_hw_write_array(struct ath_hw *ah, struct ar5416IniArray *array, int column, unsigned int *writecnt); @@ -959,7 +961,8 @@ bool ath9k_hw_setpower(struct ath_hw *ah, enum ath9k_power_mode mode); #ifdef CONFIG_ATH9K_DEBUGFS void ath9k_debug_sync_cause(struct ath_common *common, u32 sync_cause); #else -static void ath9k_debug_sync_cause(struct ath_common *common, u32 sync_cause) {} +static inline void ath9k_debug_sync_cause(struct ath_common *common, + u32 sync_cause) {} #endif /* Generic hw timer primitives */ diff --git a/drivers/net/wireless/ath/ath9k/init.c b/drivers/net/wireless/ath/ath9k/init.c index 7a6b9f69a7b..dee9e092449 100644 --- a/drivers/net/wireless/ath/ath9k/init.c +++ b/drivers/net/wireless/ath/ath9k/init.c @@ -646,6 +646,24 @@ void ath9k_reload_chainmask_settings(struct ath_softc *sc) setup_ht_cap(sc, &sc->sbands[IEEE80211_BAND_5GHZ].ht_cap); } +static const struct ieee80211_iface_limit if_limits[] = { + { .max = 2048, .types = BIT(NL80211_IFTYPE_STATION) | + BIT(NL80211_IFTYPE_P2P_CLIENT) | + BIT(NL80211_IFTYPE_WDS) }, + { .max = 8, .types = +#ifdef CONFIG_MAC80211_MESH + BIT(NL80211_IFTYPE_MESH_POINT) | +#endif + BIT(NL80211_IFTYPE_AP) | + BIT(NL80211_IFTYPE_P2P_GO) }, +}; + +static const struct ieee80211_iface_combination if_comb = { + .limits = if_limits, + .n_limits = ARRAY_SIZE(if_limits), + .max_interfaces = 2048, + .num_different_channels = 1, +}; void ath9k_set_hw_capab(struct ath_softc *sc, struct ieee80211_hw *hw) { @@ -675,6 +693,9 @@ void ath9k_set_hw_capab(struct ath_softc *sc, struct ieee80211_hw *hw) BIT(NL80211_IFTYPE_ADHOC) | BIT(NL80211_IFTYPE_MESH_POINT); + hw->wiphy->iface_combinations = &if_comb; + hw->wiphy->n_iface_combinations = 1; + if (AR_SREV_5416(sc->sc_ah)) hw->wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT; diff --git a/drivers/net/wireless/ath/ath9k/mac.c b/drivers/net/wireless/ath/ath9k/mac.c index f7bd2532269..04ef775ccee 100644 --- a/drivers/net/wireless/ath/ath9k/mac.c +++ b/drivers/net/wireless/ath/ath9k/mac.c @@ -133,8 +133,16 @@ EXPORT_SYMBOL(ath9k_hw_updatetxtriglevel); void ath9k_hw_abort_tx_dma(struct ath_hw *ah) { + int maxdelay = 1000; int i, q; + if (ah->curchan) { + if (IS_CHAN_HALF_RATE(ah->curchan)) + maxdelay *= 2; + else if (IS_CHAN_QUARTER_RATE(ah->curchan)) + maxdelay *= 4; + } + REG_WRITE(ah, AR_Q_TXD, AR_Q_TXD_M); REG_SET_BIT(ah, AR_PCU_MISC, AR_PCU_FORCE_QUIET_COLL | AR_PCU_CLEAR_VMF); @@ -142,7 +150,7 @@ void ath9k_hw_abort_tx_dma(struct ath_hw *ah) REG_SET_BIT(ah, AR_D_GBL_IFS_MISC, AR_D_GBL_IFS_MISC_IGNORE_BACKOFF); for (q = 0; q < AR_NUM_QCU; q++) { - for (i = 0; i < 1000; i++) { + for (i = 0; i < maxdelay; i++) { if (i) udelay(5); diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c index d0a4b9b270c..dfa78e8b647 100644 --- a/drivers/net/wireless/ath/ath9k/main.c +++ b/drivers/net/wireless/ath/ath9k/main.c @@ -113,21 +113,25 @@ void ath9k_ps_restore(struct ath_softc *sc) struct ath_common *common = ath9k_hw_common(sc->sc_ah); enum ath9k_power_mode mode; unsigned long flags; + bool reset; spin_lock_irqsave(&sc->sc_pm_lock, flags); if (--sc->ps_usecount != 0) goto unlock; - if (sc->ps_idle && (sc->ps_flags & PS_WAIT_FOR_TX_ACK)) + if (sc->ps_idle) { + ath9k_hw_setrxabort(sc->sc_ah, 1); + ath9k_hw_stopdmarecv(sc->sc_ah, &reset); mode = ATH9K_PM_FULL_SLEEP; - else if (sc->ps_enabled && - !(sc->ps_flags & (PS_WAIT_FOR_BEACON | - PS_WAIT_FOR_CAB | - PS_WAIT_FOR_PSPOLL_DATA | - PS_WAIT_FOR_TX_ACK))) + } else if (sc->ps_enabled && + !(sc->ps_flags & (PS_WAIT_FOR_BEACON | + PS_WAIT_FOR_CAB | + PS_WAIT_FOR_PSPOLL_DATA | + PS_WAIT_FOR_TX_ACK))) { mode = ATH9K_PM_NETWORK_SLEEP; - else + } else { goto unlock; + } spin_lock(&common->cc_lock); ath_hw_cycle_counters_update(common); @@ -1100,14 +1104,7 @@ static void ath9k_tx(struct ieee80211_hw *hw, struct sk_buff *skb) } } - /* - * Cannot tx while the hardware is in full sleep, it first needs a full - * chip reset to recover from that - */ - if (unlikely(sc->sc_ah->power_mode == ATH9K_PM_FULL_SLEEP)) - goto exit; - - if (unlikely(sc->sc_ah->power_mode != ATH9K_PM_AWAKE)) { + if (unlikely(sc->sc_ah->power_mode == ATH9K_PM_NETWORK_SLEEP)) { /* * We are using PS-Poll and mac80211 can request TX while in * power save mode. Need to wake up hardware for the TX to be @@ -1126,12 +1123,21 @@ static void ath9k_tx(struct ieee80211_hw *hw, struct sk_buff *skb) } /* * The actual restore operation will happen only after - * the sc_flags bit is cleared. We are just dropping + * the ps_flags bit is cleared. We are just dropping * the ps_usecount here. */ ath9k_ps_restore(sc); } + /* + * Cannot tx while the hardware is in full sleep, it first needs a full + * chip reset to recover from that + */ + if (unlikely(sc->sc_ah->power_mode == ATH9K_PM_FULL_SLEEP)) { + ath_err(common, "TX while HW is in FULL_SLEEP mode\n"); + goto exit; + } + memset(&txctl, 0, sizeof(struct ath_tx_control)); txctl.txq = sc->tx.txq_map[skb_get_queue_mapping(skb)]; @@ -1245,7 +1251,6 @@ static void ath9k_reclaim_beacon(struct ath_softc *sc, ath9k_set_beaconing_status(sc, false); ath_beacon_return(sc, avp); ath9k_set_beaconing_status(sc, true); - sc->sc_flags &= ~SC_OP_BEACONS; } static void ath9k_vif_iter(void *data, u8 *mac, struct ieee80211_vif *vif) @@ -1376,17 +1381,9 @@ static void ath9k_do_vif_add_setup(struct ieee80211_hw *hw, ath9k_calculate_summary_state(hw, vif); if (ath9k_uses_beacons(vif->type)) { - int error; - /* This may fail because upper levels do not have beacons - * properly configured yet. That's OK, we assume it - * will be properly configured and then we will be notified - * in the info_changed method and set up beacons properly - * there. - */ + /* Reserve a beacon slot for the vif */ ath9k_set_beaconing_status(sc, false); - error = ath_beacon_alloc(sc, vif); - if (!error) - ath_beacon_config(sc, vif); + ath_beacon_alloc(sc, vif); ath9k_set_beaconing_status(sc, true); } } @@ -1537,6 +1534,7 @@ static void ath9k_remove_interface(struct ieee80211_hw *hw, static void ath9k_enable_ps(struct ath_softc *sc) { struct ath_hw *ah = sc->sc_ah; + struct ath_common *common = ath9k_hw_common(ah); sc->ps_enabled = true; if (!(ah->caps.hw_caps & ATH9K_HW_CAP_AUTOSLEEP)) { @@ -1546,11 +1544,13 @@ static void ath9k_enable_ps(struct ath_softc *sc) } ath9k_hw_setrxabort(ah, 1); } + ath_dbg(common, PS, "PowerSave enabled\n"); } static void ath9k_disable_ps(struct ath_softc *sc) { struct ath_hw *ah = sc->sc_ah; + struct ath_common *common = ath9k_hw_common(ah); sc->ps_enabled = false; ath9k_hw_setpower(ah, ATH9K_PM_AWAKE); @@ -1565,7 +1565,7 @@ static void ath9k_disable_ps(struct ath_softc *sc) ath9k_hw_set_interrupts(ah); } } - + ath_dbg(common, PS, "PowerSave disabled\n"); } static int ath9k_config(struct ieee80211_hw *hw, u32 changed) @@ -1993,7 +1993,6 @@ static void ath9k_bss_info_changed(struct ieee80211_hw *hw, struct ath_common *common = ath9k_hw_common(ah); struct ath_vif *avp = (void *)vif->drv_priv; int slottime; - int error; ath9k_ps_wakeup(sc); mutex_lock(&sc->mutex); @@ -2026,13 +2025,25 @@ static void ath9k_bss_info_changed(struct ieee80211_hw *hw, } } - /* Enable transmission of beacons (AP, IBSS, MESH) */ - if ((changed & BSS_CHANGED_BEACON) || - ((changed & BSS_CHANGED_BEACON_ENABLED) && bss_conf->enable_beacon)) { + /* + * In case of AP mode, the HW TSF has to be reset + * when the beacon interval changes. + */ + if ((changed & BSS_CHANGED_BEACON_INT) && + (vif->type == NL80211_IFTYPE_AP)) + sc->sc_flags |= SC_OP_TSF_RESET; + + /* Configure beaconing (AP, IBSS, MESH) */ + if (ath9k_uses_beacons(vif->type) && + ((changed & BSS_CHANGED_BEACON) || + (changed & BSS_CHANGED_BEACON_ENABLED) || + (changed & BSS_CHANGED_BEACON_INT))) { ath9k_set_beaconing_status(sc, false); - error = ath_beacon_alloc(sc, vif); - if (!error) - ath_beacon_config(sc, vif); + if (bss_conf->enable_beacon) + ath_beacon_alloc(sc, vif); + else + avp->is_bslot_active = false; + ath_beacon_config(sc, vif); ath9k_set_beaconing_status(sc, true); } @@ -2055,30 +2066,6 @@ static void ath9k_bss_info_changed(struct ieee80211_hw *hw, } } - /* Disable transmission of beacons */ - if ((changed & BSS_CHANGED_BEACON_ENABLED) && - !bss_conf->enable_beacon) { - ath9k_set_beaconing_status(sc, false); - avp->is_bslot_active = false; - ath9k_set_beaconing_status(sc, true); - } - - if (changed & BSS_CHANGED_BEACON_INT) { - /* - * In case of AP mode, the HW TSF has to be reset - * when the beacon interval changes. - */ - if (vif->type == NL80211_IFTYPE_AP) { - sc->sc_flags |= SC_OP_TSF_RESET; - ath9k_set_beaconing_status(sc, false); - error = ath_beacon_alloc(sc, vif); - if (!error) - ath_beacon_config(sc, vif); - ath9k_set_beaconing_status(sc, true); - } else - ath_beacon_config(sc, vif); - } - mutex_unlock(&sc->mutex); ath9k_ps_restore(sc); } diff --git a/drivers/net/wireless/ath/ath9k/recv.c b/drivers/net/wireless/ath/ath9k/recv.c index 301ef3e5714..544e5490ca2 100644 --- a/drivers/net/wireless/ath/ath9k/recv.c +++ b/drivers/net/wireless/ath/ath9k/recv.c @@ -812,6 +812,7 @@ static bool ath9k_rx_accept(struct ath_common *common, is_valid_tkip = rx_stats->rs_keyix != ATH9K_RXKEYIX_INVALID && test_bit(rx_stats->rs_keyix, common->tkip_keymap); strip_mic = is_valid_tkip && ieee80211_is_data(fc) && + ieee80211_has_protected(fc) && !(rx_stats->rs_status & (ATH9K_RXERR_DECRYPT | ATH9K_RXERR_CRC | ATH9K_RXERR_MIC | ATH9K_RXERR_KEYMISS)); @@ -907,7 +908,7 @@ static int ath9k_process_rate(struct ath_common *common, struct ieee80211_supported_band *sband; enum ieee80211_band band; unsigned int i = 0; - struct ath_softc *sc = (struct ath_softc *) common->priv; + struct ath_softc __maybe_unused *sc = common->priv; band = hw->conf.channel->band; sband = hw->wiphy->bands[band]; diff --git a/drivers/net/wireless/iwlwifi/Makefile b/drivers/net/wireless/iwlwifi/Makefile index f2cd67874cf..406f297a9a5 100644 --- a/drivers/net/wireless/iwlwifi/Makefile +++ b/drivers/net/wireless/iwlwifi/Makefile @@ -5,7 +5,7 @@ iwlwifi-objs += iwl-ucode.o iwl-agn-tx.o iwl-debug.o iwlwifi-objs += iwl-agn-lib.o iwl-agn-calib.o iwl-io.o iwlwifi-objs += iwl-agn-tt.o iwl-agn-sta.o iwl-agn-rx.o -iwlwifi-objs += iwl-core.o iwl-eeprom.o iwl-power.o +iwlwifi-objs += iwl-eeprom.o iwl-power.o iwlwifi-objs += iwl-scan.o iwl-led.o iwlwifi-objs += iwl-agn-rxon.o iwl-agn-devices.o iwlwifi-objs += iwl-5000.o diff --git a/drivers/net/wireless/iwlwifi/iwl-1000.c b/drivers/net/wireless/iwlwifi/iwl-1000.c index e9006078f4e..8c7a0cd1385 100644 --- a/drivers/net/wireless/iwlwifi/iwl-1000.c +++ b/drivers/net/wireless/iwlwifi/iwl-1000.c @@ -28,7 +28,8 @@ #include <linux/stringify.h> #include "iwl-config.h" #include "iwl-cfg.h" -#include "iwl-dev.h" /* still needed */ +#include "iwl-csr.h" +#include "iwl-agn-hw.h" /* Highest firmware API version supported */ #define IWL1000_UCODE_API_MAX 6 @@ -42,6 +43,10 @@ #define IWL1000_UCODE_API_MIN 1 #define IWL100_UCODE_API_MIN 5 +/* EEPROM version */ +#define EEPROM_1000_TX_POWER_VERSION (4) +#define EEPROM_1000_EEPROM_VERSION (0x15C) + #define IWL1000_FW_PRE "iwlwifi-1000-" #define IWL1000_MODULE_FIRMWARE(api) IWL1000_FW_PRE __stringify(api) ".ucode" @@ -66,7 +71,6 @@ static const struct iwl_base_params iwl1000_base_params = { static const struct iwl_ht_params iwl1000_ht_params = { .ht_greenfield_support = true, .use_rts_for_aggregation = true, /* use rts/cts protection */ - .smps_mode = IEEE80211_SMPS_DYNAMIC, }; #define IWL_DEVICE_1000 \ diff --git a/drivers/net/wireless/iwlwifi/iwl-2000.c b/drivers/net/wireless/iwlwifi/iwl-2000.c index 3d4a36cf040..9484e3be267 100644 --- a/drivers/net/wireless/iwlwifi/iwl-2000.c +++ b/drivers/net/wireless/iwlwifi/iwl-2000.c @@ -28,7 +28,8 @@ #include <linux/stringify.h> #include "iwl-config.h" #include "iwl-cfg.h" -#include "iwl-dev.h" /* still needed */ +#include "iwl-agn-hw.h" +#include "iwl-commands.h" /* needed for BT for now */ /* Highest firmware API version supported */ #define IWL2030_UCODE_API_MAX 6 @@ -48,6 +49,11 @@ #define IWL105_UCODE_API_MIN 5 #define IWL135_UCODE_API_MIN 5 +/* EEPROM version */ +#define EEPROM_2000_TX_POWER_VERSION (6) +#define EEPROM_2000_EEPROM_VERSION (0x805) + + #define IWL2030_FW_PRE "iwlwifi-2030-" #define IWL2030_MODULE_FIRMWARE(api) IWL2030_FW_PRE __stringify(api) ".ucode" diff --git a/drivers/net/wireless/iwlwifi/iwl-5000.c b/drivers/net/wireless/iwlwifi/iwl-5000.c index ffa9ac5fe08..67d4ef26043 100644 --- a/drivers/net/wireless/iwlwifi/iwl-5000.c +++ b/drivers/net/wireless/iwlwifi/iwl-5000.c @@ -28,7 +28,8 @@ #include <linux/stringify.h> #include "iwl-config.h" #include "iwl-cfg.h" -#include "iwl-dev.h" /* still needed */ +#include "iwl-agn-hw.h" +#include "iwl-csr.h" /* Highest firmware API version supported */ #define IWL5000_UCODE_API_MAX 5 @@ -38,6 +39,12 @@ #define IWL5000_UCODE_API_MIN 1 #define IWL5150_UCODE_API_MIN 1 +/* EEPROM versions */ +#define EEPROM_5000_TX_POWER_VERSION (4) +#define EEPROM_5000_EEPROM_VERSION (0x11A) +#define EEPROM_5050_TX_POWER_VERSION (4) +#define EEPROM_5050_EEPROM_VERSION (0x21E) + #define IWL5000_FW_PRE "iwlwifi-5000-" #define IWL5000_MODULE_FIRMWARE(api) IWL5000_FW_PRE __stringify(api) ".ucode" diff --git a/drivers/net/wireless/iwlwifi/iwl-6000.c b/drivers/net/wireless/iwlwifi/iwl-6000.c index 00da2520a4b..08afedf4b3e 100644 --- a/drivers/net/wireless/iwlwifi/iwl-6000.c +++ b/drivers/net/wireless/iwlwifi/iwl-6000.c @@ -28,7 +28,8 @@ #include <linux/stringify.h> #include "iwl-config.h" #include "iwl-cfg.h" -#include "iwl-dev.h" /* still needed */ +#include "iwl-agn-hw.h" +#include "iwl-commands.h" /* needed for BT for now */ /* Highest firmware API version supported */ #define IWL6000_UCODE_API_MAX 6 @@ -44,6 +45,20 @@ #define IWL6050_UCODE_API_MIN 4 #define IWL6000G2_UCODE_API_MIN 4 +/* EEPROM versions */ +#define EEPROM_6000_TX_POWER_VERSION (4) +#define EEPROM_6000_EEPROM_VERSION (0x423) +#define EEPROM_6050_TX_POWER_VERSION (4) +#define EEPROM_6050_EEPROM_VERSION (0x532) +#define EEPROM_6150_TX_POWER_VERSION (6) +#define EEPROM_6150_EEPROM_VERSION (0x553) +#define EEPROM_6005_TX_POWER_VERSION (6) +#define EEPROM_6005_EEPROM_VERSION (0x709) +#define EEPROM_6030_TX_POWER_VERSION (6) +#define EEPROM_6030_EEPROM_VERSION (0x709) +#define EEPROM_6035_TX_POWER_VERSION (6) +#define EEPROM_6035_EEPROM_VERSION (0x753) + #define IWL6000_FW_PRE "iwlwifi-6000-" #define IWL6000_MODULE_FIRMWARE(api) IWL6000_FW_PRE __stringify(api) ".ucode" diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-calib.c b/drivers/net/wireless/iwlwifi/iwl-agn-calib.c index 61c243f7395..95f27f1a423 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-calib.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn-calib.c @@ -64,7 +64,6 @@ #include <net/mac80211.h> #include "iwl-dev.h" -#include "iwl-core.h" #include "iwl-agn-calib.h" #include "iwl-trans.h" #include "iwl-agn.h" @@ -521,7 +520,7 @@ static int iwl_enhance_sensitivity_write(struct iwl_priv *priv) iwl_prepare_legacy_sensitivity_tbl(priv, data, &cmd.enhance_table[0]); - if (cfg(priv)->base_params->hd_v2) { + if (priv->cfg->base_params->hd_v2) { cmd.enhance_table[HD_INA_NON_SQUARE_DET_OFDM_INDEX] = HD_INA_NON_SQUARE_DET_OFDM_DATA_V2; cmd.enhance_table[HD_INA_NON_SQUARE_DET_CCK_INDEX] = @@ -895,7 +894,7 @@ static void iwlagn_gain_computation(struct iwl_priv *priv, continue; } - delta_g = (cfg(priv)->base_params->chain_noise_scale * + delta_g = (priv->cfg->base_params->chain_noise_scale * ((s32)average_noise[default_chain] - (s32)average_noise[i])) / 1500; @@ -1051,8 +1050,8 @@ void iwl_chain_noise_calibration(struct iwl_priv *priv) return; /* Analyze signal for disconnected antenna */ - if (cfg(priv)->bt_params && - cfg(priv)->bt_params->advanced_bt_coexist) { + if (priv->cfg->bt_params && + priv->cfg->bt_params->advanced_bt_coexist) { /* Disable disconnected antenna algorithm for advanced bt coex, assuming valid antennas are connected */ data->active_chains = priv->hw_params.valid_rx_ant; diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-calib.h b/drivers/net/wireless/iwlwifi/iwl-agn-calib.h index 9ed6683314a..dbe13787f27 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-calib.h +++ b/drivers/net/wireless/iwlwifi/iwl-agn-calib.h @@ -63,7 +63,6 @@ #define __iwl_calib_h__ #include "iwl-dev.h" -#include "iwl-core.h" #include "iwl-commands.h" void iwl_chain_noise_calibration(struct iwl_priv *priv); diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-devices.c b/drivers/net/wireless/iwlwifi/iwl-agn-devices.c index 08718caf4aa..48533b3a0f9 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-devices.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn-devices.c @@ -27,7 +27,6 @@ /* * DVM device-specific data & functions */ -#include "iwl-core.h" #include "iwl-agn.h" #include "iwl-dev.h" #include "iwl-commands.h" @@ -60,13 +59,13 @@ static void iwl1000_set_ct_threshold(struct iwl_priv *priv) static void iwl1000_nic_config(struct iwl_priv *priv) { /* set CSR_HW_CONFIG_REG for uCode use */ - iwl_set_bit(trans(priv), CSR_HW_IF_CONFIG_REG, + iwl_set_bit(priv->trans, CSR_HW_IF_CONFIG_REG, CSR_HW_IF_CONFIG_REG_BIT_RADIO_SI | CSR_HW_IF_CONFIG_REG_BIT_MAC_SI); /* Setting digital SVR for 1000 card to 1.32V */ /* locking is acquired in iwl_set_bits_mask_prph() function */ - iwl_set_bits_mask_prph(trans(priv), APMG_DIGITAL_SVR_REG, + iwl_set_bits_mask_prph(priv->trans, APMG_DIGITAL_SVR_REG, APMG_SVR_DIGITAL_VOLTAGE_1_32, ~APMG_SVR_VOLTAGE_CONFIG_BIT_MSK); } @@ -175,7 +174,7 @@ static void iwl1000_hw_set_hw_params(struct iwl_priv *priv) priv->hw_params.tx_chains_num = num_of_ant(priv->hw_params.valid_tx_ant); - if (cfg(priv)->rx_with_siso_diversity) + if (priv->cfg->rx_with_siso_diversity) priv->hw_params.rx_chains_num = 1; else priv->hw_params.rx_chains_num = @@ -222,7 +221,7 @@ static void iwl2000_nic_config(struct iwl_priv *priv) { iwl_rf_config(priv); - iwl_set_bit(trans(priv), CSR_GP_DRIVER_REG, + iwl_set_bit(priv->trans, CSR_GP_DRIVER_REG, CSR_GP_DRIVER_REG_BIT_RADIO_IQ_INVER); } @@ -256,7 +255,7 @@ static void iwl2000_hw_set_hw_params(struct iwl_priv *priv) priv->hw_params.tx_chains_num = num_of_ant(priv->hw_params.valid_tx_ant); - if (cfg(priv)->rx_with_siso_diversity) + if (priv->cfg->rx_with_siso_diversity) priv->hw_params.rx_chains_num = 1; else priv->hw_params.rx_chains_num = @@ -318,7 +317,7 @@ static void iwl5000_nic_config(struct iwl_priv *priv) * (PCIe power is lost before PERST# is asserted), * causing ME FW to lose ownership and not being able to obtain it back. */ - iwl_set_bits_mask_prph(trans(priv), APMG_PS_CTRL_REG, + iwl_set_bits_mask_prph(priv->trans, APMG_PS_CTRL_REG, APMG_PS_CTRL_EARLY_PWR_OFF_RESET_DIS, ~APMG_PS_CTRL_EARLY_PWR_OFF_RESET_DIS); } @@ -573,28 +572,28 @@ static void iwl6000_nic_config(struct iwl_priv *priv) { iwl_rf_config(priv); - switch (cfg(priv)->device_family) { + switch (priv->cfg->device_family) { case IWL_DEVICE_FAMILY_6005: case IWL_DEVICE_FAMILY_6030: case IWL_DEVICE_FAMILY_6000: break; case IWL_DEVICE_FAMILY_6000i: /* 2x2 IPA phy type */ - iwl_write32(trans(priv), CSR_GP_DRIVER_REG, + iwl_write32(priv->trans, CSR_GP_DRIVER_REG, CSR_GP_DRIVER_REG_BIT_RADIO_SKU_2x2_IPA); break; case IWL_DEVICE_FAMILY_6050: /* Indicate calibration version to uCode. */ if (iwl_eeprom_calib_version(priv) >= 6) - iwl_set_bit(trans(priv), CSR_GP_DRIVER_REG, + iwl_set_bit(priv->trans, CSR_GP_DRIVER_REG, CSR_GP_DRIVER_REG_BIT_CALIB_VERSION6); break; case IWL_DEVICE_FAMILY_6150: /* Indicate calibration version to uCode. */ if (iwl_eeprom_calib_version(priv) >= 6) - iwl_set_bit(trans(priv), CSR_GP_DRIVER_REG, + iwl_set_bit(priv->trans, CSR_GP_DRIVER_REG, CSR_GP_DRIVER_REG_BIT_CALIB_VERSION6); - iwl_set_bit(trans(priv), CSR_GP_DRIVER_REG, + iwl_set_bit(priv->trans, CSR_GP_DRIVER_REG, CSR_GP_DRIVER_REG_BIT_6050_1x2); break; default: @@ -633,7 +632,7 @@ static void iwl6000_hw_set_hw_params(struct iwl_priv *priv) priv->hw_params.tx_chains_num = num_of_ant(priv->hw_params.valid_tx_ant); - if (cfg(priv)->rx_with_siso_diversity) + if (priv->cfg->rx_with_siso_diversity) priv->hw_params.rx_chains_num = 1; else priv->hw_params.rx_chains_num = diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-hw.h b/drivers/net/wireless/iwlwifi/iwl-agn-hw.h index c797ab19d93..7960a52f6ad 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-hw.h +++ b/drivers/net/wireless/iwlwifi/iwl-agn-hw.h @@ -102,6 +102,17 @@ /* EEPROM */ #define IWLAGN_EEPROM_IMG_SIZE 2048 +/* OTP */ +/* lower blocks contain EEPROM image and calibration data */ +#define OTP_LOW_IMAGE_SIZE (2 * 512 * sizeof(u16)) /* 2 KB */ +/* high blocks contain PAPD data */ +#define OTP_HIGH_IMAGE_SIZE_6x00 (6 * 512 * sizeof(u16)) /* 6 KB */ +#define OTP_HIGH_IMAGE_SIZE_1000 (0x200 * sizeof(u16)) /* 1024 bytes */ +#define OTP_MAX_LL_ITEMS_1000 (3) /* OTP blocks for 1000 */ +#define OTP_MAX_LL_ITEMS_6x00 (4) /* OTP blocks for 6x00 */ +#define OTP_MAX_LL_ITEMS_6x50 (7) /* OTP blocks for 6x50 */ +#define OTP_MAX_LL_ITEMS_2x00 (4) /* OTP blocks for 2x00 */ + #define IWLAGN_NUM_QUEUES 20 diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-lib.c b/drivers/net/wireless/iwlwifi/iwl-agn-lib.c index 4e0c248a005..e1c2bb80205 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-lib.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn-lib.c @@ -33,12 +33,11 @@ #include <linux/sched.h> #include "iwl-dev.h" -#include "iwl-core.h" #include "iwl-io.h" #include "iwl-agn-hw.h" #include "iwl-agn.h" #include "iwl-trans.h" -#include "iwl-shared.h" +#include "iwl-modparams.h" int iwlagn_hw_valid_rtc_data_addr(u32 addr) { @@ -94,17 +93,6 @@ void iwlagn_temperature(struct iwl_priv *priv) iwl_tt_handler(priv); } -struct iwl_mod_params iwlagn_mod_params = { - .amsdu_size_8K = 1, - .restart_fw = 1, - .plcp_check = true, - .bt_coex_active = true, - .power_level = IWL_POWER_INDEX_1, - .bt_ch_announce = true, - .auto_agg = true, - /* the rest are 0 by default */ -}; - int iwlagn_hwrate_to_mac80211_idx(u32 rate_n_flags, enum ieee80211_band band) { int idx = 0; @@ -189,7 +177,7 @@ void iwlagn_dev_txfifo_flush(struct iwl_priv *priv, u16 flush_control) goto done; } IWL_DEBUG_INFO(priv, "wait transmit/flush all frames\n"); - iwl_trans_wait_tx_queue_empty(trans(priv)); + iwl_trans_wait_tx_queue_empty(priv->trans); done: ieee80211_wake_queues(priv->hw); mutex_unlock(&priv->mutex); @@ -312,21 +300,21 @@ void iwlagn_send_advance_bt_config(struct iwl_priv *priv) BUILD_BUG_ON(sizeof(iwlagn_def_3w_lookup) != sizeof(basic.bt3_lookup_table)); - if (cfg(priv)->bt_params) { + if (priv->cfg->bt_params) { /* * newer generation of devices (2000 series and newer) * use the version 2 of the bt command * we need to make sure sending the host command * with correct data structure to avoid uCode assert */ - if (cfg(priv)->bt_params->bt_session_2) { + if (priv->cfg->bt_params->bt_session_2) { bt_cmd_v2.prio_boost = cpu_to_le32( - cfg(priv)->bt_params->bt_prio_boost); + priv->cfg->bt_params->bt_prio_boost); bt_cmd_v2.tx_prio_boost = 0; bt_cmd_v2.rx_prio_boost = 0; } else { bt_cmd_v1.prio_boost = - cfg(priv)->bt_params->bt_prio_boost; + priv->cfg->bt_params->bt_prio_boost; bt_cmd_v1.tx_prio_boost = 0; bt_cmd_v1.rx_prio_boost = 0; } @@ -345,7 +333,7 @@ void iwlagn_send_advance_bt_config(struct iwl_priv *priv) * (might be in monitor mode), or the interface is in * IBSS mode (no proper uCode support for coex then). */ - if (!iwlagn_mod_params.bt_coex_active || + if (!iwlwifi_mod_params.bt_coex_active || priv->iw_mode == NL80211_IFTYPE_ADHOC) { basic.flags = IWLAGN_BT_FLAG_COEX_MODE_DISABLED; } else { @@ -374,7 +362,7 @@ void iwlagn_send_advance_bt_config(struct iwl_priv *priv) priv->bt_full_concurrent ? "full concurrency" : "3-wire"); - if (cfg(priv)->bt_params->bt_session_2) { + if (priv->cfg->bt_params->bt_session_2) { memcpy(&bt_cmd_v2.basic, &basic, sizeof(basic)); ret = iwl_dvm_send_cmd_pdu(priv, REPLY_BT_CONFIG, @@ -740,8 +728,8 @@ static bool is_single_rx_stream(struct iwl_priv *priv) */ static int iwl_get_active_rx_chain_count(struct iwl_priv *priv) { - if (cfg(priv)->bt_params && - cfg(priv)->bt_params->advanced_bt_coexist && + if (priv->cfg->bt_params && + priv->cfg->bt_params->advanced_bt_coexist && (priv->bt_full_concurrent || priv->bt_traffic_load >= IWL_BT_COEX_TRAFFIC_LOAD_HIGH)) { /* @@ -812,8 +800,8 @@ void iwlagn_set_rxon_chain(struct iwl_priv *priv, struct iwl_rxon_context *ctx) else active_chains = priv->hw_params.valid_rx_ant; - if (cfg(priv)->bt_params && - cfg(priv)->bt_params->advanced_bt_coexist && + if (priv->cfg->bt_params && + priv->cfg->bt_params->advanced_bt_coexist && (priv->bt_full_concurrent || priv->bt_traffic_load >= IWL_BT_COEX_TRAFFIC_LOAD_HIGH)) { /* @@ -1132,7 +1120,7 @@ int iwlagn_suspend(struct iwl_priv *priv, struct cfg80211_wowlan *wowlan) memcpy(&rxon, &ctx->active, sizeof(rxon)); priv->ucode_loaded = false; - iwl_trans_stop_device(trans(priv)); + iwl_trans_stop_device(priv->trans); priv->wowlan = true; @@ -1154,7 +1142,7 @@ int iwlagn_suspend(struct iwl_priv *priv, struct cfg80211_wowlan *wowlan) if (ret) goto out; - if (!iwlagn_mod_params.sw_crypto) { + if (!iwlwifi_mod_params.sw_crypto) { /* mark all keys clear */ priv->ucode_key_table = 0; ctx->key_mapping_keys = 0; @@ -1260,7 +1248,7 @@ int iwl_dvm_send_cmd(struct iwl_priv *priv, struct iwl_host_cmd *cmd) return -EIO; } - return iwl_trans_send_cmd(trans(priv), cmd); + return iwl_trans_send_cmd(priv->trans, cmd); } int iwl_dvm_send_cmd_pdu(struct iwl_priv *priv, u8 id, diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-rs.c b/drivers/net/wireless/iwlwifi/iwl-agn-rs.c index 8b13b6cf940..51e1a69ffdd 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-rs.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn-rs.c @@ -36,9 +36,9 @@ #include <linux/workqueue.h> #include "iwl-dev.h" -#include "iwl-core.h" #include "iwl-agn.h" #include "iwl-op-mode.h" +#include "iwl-modparams.h" #define RS_NAME "iwl-agn-rs" @@ -420,7 +420,7 @@ static int rs_tl_turn_on_agg_for_tid(struct iwl_priv *priv, load = rs_tl_get_load(lq_data, tid); - if ((iwlagn_mod_params.auto_agg) || (load > IWL_AGG_LOAD_THRESHOLD)) { + if ((iwlwifi_mod_params.auto_agg) || (load > IWL_AGG_LOAD_THRESHOLD)) { IWL_DEBUG_HT(priv, "Starting Tx agg: STA: %pM tid: %d\n", sta->addr, tid); ret = ieee80211_start_tx_ba_session(sta, tid, 5000); @@ -1085,7 +1085,7 @@ done: (priv->tm_fixed_rate != lq_sta->dbg_fixed_rate)) rs_program_fix_rate(priv, lq_sta); #endif - if (cfg(priv)->bt_params && cfg(priv)->bt_params->advanced_bt_coexist) + if (priv->cfg->bt_params && priv->cfg->bt_params->advanced_bt_coexist) rs_bt_update_lq(priv, ctx, lq_sta); } @@ -3063,11 +3063,11 @@ static void rs_fill_link_cmd(struct iwl_priv *priv, * overwrite if needed, pass aggregation time limit * to uCode in uSec */ - if (priv && cfg(priv)->bt_params && - cfg(priv)->bt_params->agg_time_limit && + if (priv && priv->cfg->bt_params && + priv->cfg->bt_params->agg_time_limit && priv->bt_traffic_load >= IWL_BT_COEX_TRAFFIC_LOAD_HIGH) lq_cmd->agg_params.agg_time_limit = - cpu_to_le16(cfg(priv)->bt_params->agg_time_limit); + cpu_to_le16(priv->cfg->bt_params->agg_time_limit); } static void *rs_alloc(struct ieee80211_hw *hw, struct dentry *debugfsdir) diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-rs.h b/drivers/net/wireless/iwlwifi/iwl-agn-rs.h index 203b1c13c49..82d02e1ae89 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-rs.h +++ b/drivers/net/wireless/iwlwifi/iwl-agn-rs.h @@ -30,6 +30,7 @@ #include <net/mac80211.h> #include "iwl-commands.h" +#include "iwl-config.h" struct iwl_rate_info { u8 plcp; /* uCode API: IWL_RATE_6M_PLCP, etc. */ @@ -174,32 +175,6 @@ enum { IWL_RATE_11M_IEEE = 22, }; -#define IWL_CCK_BASIC_RATES_MASK \ - (IWL_RATE_1M_MASK | \ - IWL_RATE_2M_MASK) - -#define IWL_CCK_RATES_MASK \ - (IWL_CCK_BASIC_RATES_MASK | \ - IWL_RATE_5M_MASK | \ - IWL_RATE_11M_MASK) - -#define IWL_OFDM_BASIC_RATES_MASK \ - (IWL_RATE_6M_MASK | \ - IWL_RATE_12M_MASK | \ - IWL_RATE_24M_MASK) - -#define IWL_OFDM_RATES_MASK \ - (IWL_OFDM_BASIC_RATES_MASK | \ - IWL_RATE_9M_MASK | \ - IWL_RATE_18M_MASK | \ - IWL_RATE_36M_MASK | \ - IWL_RATE_48M_MASK | \ - IWL_RATE_54M_MASK) - -#define IWL_BASIC_RATES_MASK \ - (IWL_OFDM_BASIC_RATES_MASK | \ - IWL_CCK_BASIC_RATES_MASK) - #define IWL_RATES_MASK ((1 << IWL_RATE_COUNT) - 1) #define IWL_INVALID_VALUE -1 @@ -306,15 +281,6 @@ enum iwl_table_type { #define is_a_band(tbl) ((tbl) == LQ_A) #define is_g_and(tbl) ((tbl) == LQ_G) -#define ANT_NONE 0x0 -#define ANT_A BIT(0) -#define ANT_B BIT(1) -#define ANT_AB (ANT_A | ANT_B) -#define ANT_C BIT(2) -#define ANT_AC (ANT_A | ANT_C) -#define ANT_BC (ANT_B | ANT_C) -#define ANT_ABC (ANT_AB | ANT_C) - #define IWL_MAX_MCS_DISPLAY_SIZE 12 struct iwl_rate_mcs_info { diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-rx.c b/drivers/net/wireless/iwlwifi/iwl-agn-rx.c index db6c90f6aff..f94122387e2 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-rx.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn-rx.c @@ -34,11 +34,10 @@ #include <asm/unaligned.h> #include "iwl-eeprom.h" #include "iwl-dev.h" -#include "iwl-core.h" #include "iwl-io.h" #include "iwl-agn-calib.h" #include "iwl-agn.h" -#include "iwl-shared.h" +#include "iwl-modparams.h" #define IWL_CMD_ENTRY(x) [x] = #x @@ -339,7 +338,7 @@ static void iwlagn_recover_from_statistics(struct iwl_priv *priv, if (msecs < 99) return; - if (iwlagn_mod_params.plcp_check && + if (iwlwifi_mod_params.plcp_check && !iwlagn_good_plcp_health(priv, cur_ofdm, cur_ofdm_ht, msecs)) iwl_force_rf_reset(priv, false); } @@ -604,16 +603,16 @@ static int iwlagn_rx_card_state_notif(struct iwl_priv *priv, if (flags & (SW_CARD_DISABLED | HW_CARD_DISABLED | CT_CARD_DISABLED)) { - iwl_write32(trans(priv), CSR_UCODE_DRV_GP1_SET, + iwl_write32(priv->trans, CSR_UCODE_DRV_GP1_SET, CSR_UCODE_DRV_GP1_BIT_CMD_BLOCKED); - iwl_write_direct32(trans(priv), HBUS_TARG_MBX_C, + iwl_write_direct32(priv->trans, HBUS_TARG_MBX_C, HBUS_TARG_MBX_C_REG_BIT_CMD_BLOCKED); if (!(flags & RXON_CARD_DISABLED)) { - iwl_write32(trans(priv), CSR_UCODE_DRV_GP1_CLR, + iwl_write32(priv->trans, CSR_UCODE_DRV_GP1_CLR, CSR_UCODE_DRV_GP1_BIT_CMD_BLOCKED); - iwl_write_direct32(trans(priv), HBUS_TARG_MBX_C, + iwl_write_direct32(priv->trans, HBUS_TARG_MBX_C, HBUS_TARG_MBX_C_REG_BIT_CMD_BLOCKED); } if (flags & CT_CARD_DISABLED) @@ -636,7 +635,7 @@ static int iwlagn_rx_card_state_notif(struct iwl_priv *priv, wiphy_rfkill_set_hw_state(priv->hw->wiphy, test_bit(STATUS_RF_KILL_HW, &priv->status)); else - wake_up(&trans(priv)->wait_command_queue); + wake_up(&priv->trans->wait_command_queue); return 0; } @@ -749,7 +748,7 @@ static void iwlagn_pass_packet_to_mac80211(struct iwl_priv *priv, } /* In case of HW accelerated crypto and bad decryption, drop */ - if (!iwlagn_mod_params.sw_crypto && + if (!iwlwifi_mod_params.sw_crypto && iwlagn_set_decrypted_flag(priv, hdr, ampdu_status, stats)) return; @@ -763,8 +762,6 @@ static void iwlagn_pass_packet_to_mac80211(struct iwl_priv *priv, p = rxb_steal_page(rxb); skb_add_rx_frag(skb, 0, p, offset, len, len); - iwl_update_stats(priv, false, fc, len); - /* * Wake any queues that were stopped due to a passive channel tx * failure. This can happen because the regulatory enforcement in @@ -970,7 +967,6 @@ static int iwlagn_rx_reply_rx(struct iwl_priv *priv, /* Find max signal strength (dBm) among 3 antenna/receiver chains */ rx_status.signal = iwlagn_calc_rssi(priv, phy_res); - iwl_dbg_log_rx_data_frame(priv, len, header); IWL_DEBUG_STATS_LIMIT(priv, "Rssi %d, TSF %llu\n", rx_status.signal, (unsigned long long)rx_status.mactime); @@ -1105,7 +1101,7 @@ void iwl_setup_rx_handlers(struct iwl_priv *priv) iwl_notification_wait_init(&priv->notif_wait); /* Set up BT Rx handlers */ - if (cfg(priv)->bt_params) + if (priv->cfg->bt_params) iwlagn_bt_rx_handler_setup(priv); } diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-rxon.c b/drivers/net/wireless/iwlwifi/iwl-agn-rxon.c index 5c7bddd5cfe..0f7c444f244 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-rxon.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn-rxon.c @@ -27,10 +27,9 @@ #include <linux/etherdevice.h> #include "iwl-dev.h" #include "iwl-agn.h" -#include "iwl-core.h" #include "iwl-agn-calib.h" #include "iwl-trans.h" -#include "iwl-shared.h" +#include "iwl-modparams.h" /* * initialize rxon structure with default values from eeprom @@ -88,11 +87,6 @@ void iwl_connection_init_rx_config(struct iwl_priv *priv, iwl_set_flags_for_band(priv, ctx, priv->band, ctx->vif); - ctx->staging.ofdm_basic_rates = - (IWL_OFDM_RATES_MASK >> IWL_FIRST_OFDM_RATE) & 0xFF; - ctx->staging.cck_basic_rates = - (IWL_CCK_RATES_MASK >> IWL_FIRST_CCK_RATE) & 0xF; - /* clear both MIX and PURE40 mode flag */ ctx->staging.flags &= ~(RXON_FLG_CHANNEL_MODE_MIXED | RXON_FLG_CHANNEL_MODE_PURE_40); @@ -531,9 +525,9 @@ static int iwlagn_rxon_connect(struct iwl_priv *priv, } if (ctx->vif && ctx->vif->type == NL80211_IFTYPE_STATION && - cfg(priv)->ht_params && cfg(priv)->ht_params->smps_mode) + priv->cfg->ht_params && priv->cfg->ht_params->smps_mode) ieee80211_request_smps(ctx->vif, - cfg(priv)->ht_params->smps_mode); + priv->cfg->ht_params->smps_mode); return 0; } @@ -772,19 +766,6 @@ void iwl_set_flags_for_band(struct iwl_priv *priv, } } -void iwl_set_rate(struct iwl_priv *priv) -{ - struct iwl_rxon_context *ctx; - - for_each_context(priv, ctx) { - ctx->staging.cck_basic_rates = - (IWL_CCK_BASIC_RATES_MASK >> IWL_FIRST_CCK_RATE) & 0xF; - - ctx->staging.ofdm_basic_rates = - (IWL_OFDM_BASIC_RATES_MASK >> IWL_FIRST_OFDM_RATE) & 0xFF; - } -} - static void iwl_set_rxon_hwcrypto(struct iwl_priv *priv, struct iwl_rxon_context *ctx, int hw_decrypt) { @@ -960,6 +941,97 @@ void iwl_print_rx_config_cmd(struct iwl_priv *priv, } #endif +static void iwl_calc_basic_rates(struct iwl_priv *priv, + struct iwl_rxon_context *ctx) +{ + int lowest_present_ofdm = 100; + int lowest_present_cck = 100; + u8 cck = 0; + u8 ofdm = 0; + + if (ctx->vif) { + struct ieee80211_supported_band *sband; + unsigned long basic = ctx->vif->bss_conf.basic_rates; + int i; + + sband = priv->hw->wiphy->bands[priv->hw->conf.channel->band]; + + for_each_set_bit(i, &basic, BITS_PER_LONG) { + int hw = sband->bitrates[i].hw_value; + if (hw >= IWL_FIRST_OFDM_RATE) { + ofdm |= BIT(hw - IWL_FIRST_OFDM_RATE); + if (lowest_present_ofdm > hw) + lowest_present_ofdm = hw; + } else { + BUILD_BUG_ON(IWL_FIRST_CCK_RATE != 0); + + cck |= BIT(hw); + if (lowest_present_cck > hw) + lowest_present_cck = hw; + } + } + } + + /* + * Now we've got the basic rates as bitmaps in the ofdm and cck + * variables. This isn't sufficient though, as there might not + * be all the right rates in the bitmap. E.g. if the only basic + * rates are 5.5 Mbps and 11 Mbps, we still need to add 1 Mbps + * and 6 Mbps because the 802.11-2007 standard says in 9.6: + * + * [...] a STA responding to a received frame shall transmit + * its Control Response frame [...] at the highest rate in the + * BSSBasicRateSet parameter that is less than or equal to the + * rate of the immediately previous frame in the frame exchange + * sequence ([...]) and that is of the same modulation class + * ([...]) as the received frame. If no rate contained in the + * BSSBasicRateSet parameter meets these conditions, then the + * control frame sent in response to a received frame shall be + * transmitted at the highest mandatory rate of the PHY that is + * less than or equal to the rate of the received frame, and + * that is of the same modulation class as the received frame. + * + * As a consequence, we need to add all mandatory rates that are + * lower than all of the basic rates to these bitmaps. + */ + + if (IWL_RATE_24M_INDEX < lowest_present_ofdm) + ofdm |= IWL_RATE_24M_MASK >> IWL_FIRST_OFDM_RATE; + if (IWL_RATE_12M_INDEX < lowest_present_ofdm) + ofdm |= IWL_RATE_12M_MASK >> IWL_FIRST_OFDM_RATE; + /* 6M already there or needed so always add */ + ofdm |= IWL_RATE_6M_MASK >> IWL_FIRST_OFDM_RATE; + + /* + * CCK is a bit more complex with DSSS vs. HR/DSSS vs. ERP. + * Note, however: + * - if no CCK rates are basic, it must be ERP since there must + * be some basic rates at all, so they're OFDM => ERP PHY + * (or we're in 5 GHz, and the cck bitmap will never be used) + * - if 11M is a basic rate, it must be ERP as well, so add 5.5M + * - if 5.5M is basic, 1M and 2M are mandatory + * - if 2M is basic, 1M is mandatory + * - if 1M is basic, that's the only valid ACK rate. + * As a consequence, it's not as complicated as it sounds, just add + * any lower rates to the ACK rate bitmap. + */ + if (IWL_RATE_11M_INDEX < lowest_present_ofdm) + ofdm |= IWL_RATE_11M_MASK >> IWL_FIRST_CCK_RATE; + if (IWL_RATE_5M_INDEX < lowest_present_ofdm) + ofdm |= IWL_RATE_5M_MASK >> IWL_FIRST_CCK_RATE; + if (IWL_RATE_2M_INDEX < lowest_present_ofdm) + ofdm |= IWL_RATE_2M_MASK >> IWL_FIRST_CCK_RATE; + /* 1M already there or needed so always add */ + cck |= IWL_RATE_1M_MASK >> IWL_FIRST_CCK_RATE; + + IWL_DEBUG_RATE(priv, "Set basic rates cck:0x%.2x ofdm:0x%.2x\n", + cck, ofdm); + + /* "basic_rates" is a misnomer here -- should be called ACK rates */ + ctx->staging.cck_basic_rates = cck; + ctx->staging.ofdm_basic_rates = ofdm; +} + /** * iwlagn_commit_rxon - commit staging_rxon to hardware * @@ -999,6 +1071,9 @@ int iwlagn_commit_rxon(struct iwl_priv *priv, struct iwl_rxon_context *ctx) /* always get timestamp with Rx frame */ ctx->staging.flags |= RXON_FLG_TSF2HOST_MSK; + /* recalculate basic rates */ + iwl_calc_basic_rates(priv, ctx); + /* * force CTS-to-self frames protection if RTS-CTS is not preferred * one aggregation protection method @@ -1055,7 +1130,7 @@ int iwlagn_commit_rxon(struct iwl_priv *priv, struct iwl_rxon_context *ctx) return 0; } - iwl_set_rxon_hwcrypto(priv, ctx, !iwlagn_mod_params.sw_crypto); + iwl_set_rxon_hwcrypto(priv, ctx, !iwlwifi_mod_params.sw_crypto); IWL_DEBUG_INFO(priv, "Going to commit RXON\n" @@ -1187,13 +1262,6 @@ int iwlagn_mac_config(struct ieee80211_hw *hw, u32 changed) } iwl_update_bcast_stations(priv); - - /* - * The list of supported rates and rate mask can be different - * for each band; since the band may have changed, reset - * the rate mask to what mac80211 lists. - */ - iwl_set_rate(priv); } if (changed & (IEEE80211_CONF_CHANGE_PS | diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-sta.c b/drivers/net/wireless/iwlwifi/iwl-agn-sta.c index 0119e7a7b78..67e6f1d2a08 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-sta.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn-sta.c @@ -30,7 +30,6 @@ #include <net/mac80211.h> #include "iwl-dev.h" -#include "iwl-core.h" #include "iwl-agn.h" #include "iwl-trans.h" diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-tt.c b/drivers/net/wireless/iwlwifi/iwl-agn-tt.c index baaf5ba2fc3..a5cfe0aceed 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-tt.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn-tt.c @@ -37,11 +37,11 @@ #include "iwl-agn.h" #include "iwl-eeprom.h" #include "iwl-dev.h" -#include "iwl-core.h" #include "iwl-io.h" #include "iwl-commands.h" #include "iwl-debug.h" #include "iwl-agn-tt.h" +#include "iwl-modparams.h" /* default Thermal Throttling transaction table * Current state | Throttling Down | Throttling Up @@ -179,19 +179,19 @@ static void iwl_tt_check_exit_ct_kill(unsigned long data) if (tt->state == IWL_TI_CT_KILL) { if (priv->thermal_throttle.ct_kill_toggle) { - iwl_write32(trans(priv), CSR_UCODE_DRV_GP1_CLR, + iwl_write32(priv->trans, CSR_UCODE_DRV_GP1_CLR, CSR_UCODE_DRV_GP1_REG_BIT_CT_KILL_EXIT); priv->thermal_throttle.ct_kill_toggle = false; } else { - iwl_write32(trans(priv), CSR_UCODE_DRV_GP1_SET, + iwl_write32(priv->trans, CSR_UCODE_DRV_GP1_SET, CSR_UCODE_DRV_GP1_REG_BIT_CT_KILL_EXIT); priv->thermal_throttle.ct_kill_toggle = true; } - iwl_read32(trans(priv), CSR_UCODE_DRV_GP1); - spin_lock_irqsave(&trans(priv)->reg_lock, flags); - if (likely(iwl_grab_nic_access(trans(priv)))) - iwl_release_nic_access(trans(priv)); - spin_unlock_irqrestore(&trans(priv)->reg_lock, flags); + iwl_read32(priv->trans, CSR_UCODE_DRV_GP1); + spin_lock_irqsave(&priv->trans->reg_lock, flags); + if (likely(iwl_grab_nic_access(priv->trans))) + iwl_release_nic_access(priv->trans); + spin_unlock_irqrestore(&priv->trans->reg_lock, flags); /* Reschedule the ct_kill timer to occur in * CT_KILL_EXIT_DURATION seconds to ensure we get a @@ -632,7 +632,7 @@ void iwl_tt_initialize(struct iwl_priv *priv) INIT_WORK(&priv->ct_enter, iwl_bg_ct_enter); INIT_WORK(&priv->ct_exit, iwl_bg_ct_exit); - if (cfg(priv)->base_params->adv_thermal_throttle) { + if (priv->cfg->base_params->adv_thermal_throttle) { IWL_DEBUG_TEMP(priv, "Advanced Thermal Throttling\n"); tt->restriction = kcalloc(IWL_TI_STATE_MAX, sizeof(struct iwl_tt_restriction), diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-tx.c b/drivers/net/wireless/iwlwifi/iwl-agn-tx.c index ad21b5ddf59..f2e9f298a94 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-tx.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn-tx.c @@ -34,7 +34,6 @@ #include <linux/ieee80211.h> #include "iwl-dev.h" -#include "iwl-core.h" #include "iwl-io.h" #include "iwl-agn-hw.h" #include "iwl-agn.h" @@ -85,8 +84,8 @@ static void iwlagn_tx_cmd_build_basic(struct iwl_priv *priv, else if (ieee80211_is_back_req(fc)) tx_flags |= TX_CMD_FLG_ACK_MSK | TX_CMD_FLG_IMM_BA_RSP_MASK; else if (info->band == IEEE80211_BAND_2GHZ && - cfg(priv)->bt_params && - cfg(priv)->bt_params->advanced_bt_coexist && + priv->cfg->bt_params && + priv->cfg->bt_params->advanced_bt_coexist && (ieee80211_is_auth(fc) || ieee80211_is_assoc_req(fc) || ieee80211_is_reassoc_req(fc) || skb->protocol == cpu_to_be16(ETH_P_PAE))) @@ -203,8 +202,8 @@ static void iwlagn_tx_cmd_build_rate(struct iwl_priv *priv, rate_flags |= RATE_MCS_CCK_MSK; /* Set up antennas */ - if (cfg(priv)->bt_params && - cfg(priv)->bt_params->advanced_bt_coexist && + if (priv->cfg->bt_params && + priv->cfg->bt_params->advanced_bt_coexist && priv->bt_full_concurrent) { /* operated as 1x1 in full concurrency mode */ priv->mgmt_tx_ant = iwl_toggle_tx_ant(priv, priv->mgmt_tx_ant, @@ -396,12 +395,9 @@ int iwlagn_tx_skb(struct iwl_priv *priv, struct sk_buff *skb) /* TODO need this for burst mode later on */ iwlagn_tx_cmd_build_basic(priv, skb, tx_cmd, info, hdr, sta_id); - iwl_dbg_log_tx_data_frame(priv, len, hdr); iwlagn_tx_cmd_build_rate(priv, tx_cmd, info, fc); - iwl_update_stats(priv, true, fc, len); - memset(&info->status, 0, sizeof(info->status)); info->driver_data[0] = ctx; @@ -467,7 +463,11 @@ int iwlagn_tx_skb(struct iwl_priv *priv, struct sk_buff *skb) else txq_id = ctx->ac_to_queue[skb_get_queue_mapping(skb)]; - if (iwl_trans_tx(trans(priv), skb, dev_cmd, txq_id)) + WARN_ON_ONCE(!is_agg && txq_id != info->hw_queue); + WARN_ON_ONCE(is_agg && + priv->queue_to_mac80211[txq_id] != info->hw_queue); + + if (iwl_trans_tx(priv->trans, skb, dev_cmd, txq_id)) goto drop_unlock_sta; if (ieee80211_is_data_qos(fc) && !ieee80211_is_qos_nullfunc(fc) && @@ -496,14 +496,14 @@ drop_unlock_priv: return -1; } -static int iwlagn_alloc_agg_txq(struct iwl_priv *priv, int ac) +static int iwlagn_alloc_agg_txq(struct iwl_priv *priv, int mq) { int q; for (q = IWLAGN_FIRST_AMPDU_QUEUE; - q < cfg(priv)->base_params->num_of_queues; q++) { + q < priv->cfg->base_params->num_of_queues; q++) { if (!test_and_set_bit(q, priv->agg_q_alloc)) { - priv->queue_to_ac[q] = ac; + priv->queue_to_mac80211[q] = mq; return q; } } @@ -514,7 +514,7 @@ static int iwlagn_alloc_agg_txq(struct iwl_priv *priv, int ac) static void iwlagn_dealloc_agg_txq(struct iwl_priv *priv, int q) { clear_bit(q, priv->agg_q_alloc); - priv->queue_to_ac[q] = IWL_INVALID_AC; + priv->queue_to_mac80211[q] = IWL_INVALID_MAC80211_QUEUE; } int iwlagn_tx_agg_stop(struct iwl_priv *priv, struct ieee80211_vif *vif, @@ -522,6 +522,7 @@ int iwlagn_tx_agg_stop(struct iwl_priv *priv, struct ieee80211_vif *vif, { struct iwl_tid_data *tid_data; int sta_id, txq_id; + enum iwl_agg_state agg_state; sta_id = iwl_sta_id(sta); @@ -545,6 +546,13 @@ int iwlagn_tx_agg_stop(struct iwl_priv *priv, struct ieee80211_vif *vif, */ IWL_DEBUG_HT(priv, "AGG stop before setup done\n"); goto turn_off; + case IWL_AGG_STARTING: + /* + * This can happen when the session is stopped before + * we receive ADDBA response + */ + IWL_DEBUG_HT(priv, "AGG stop before AGG became operational\n"); + goto turn_off; case IWL_AGG_ON: break; default: @@ -576,12 +584,17 @@ int iwlagn_tx_agg_stop(struct iwl_priv *priv, struct ieee80211_vif *vif, IWL_DEBUG_TX_QUEUES(priv, "Can proceed: ssn = next_recl = %d\n", tid_data->agg.ssn); turn_off: + agg_state = priv->tid_data[sta_id][tid].agg.state; priv->tid_data[sta_id][tid].agg.state = IWL_AGG_OFF; spin_unlock_bh(&priv->sta_lock); if (test_bit(txq_id, priv->agg_q_alloc)) { - iwl_trans_tx_agg_disable(trans(priv), txq_id); + /* If the transport didn't know that we wanted to start + * agreggation, don't tell it that we want to stop them + */ + if (agg_state != IWL_AGG_STARTING) + iwl_trans_tx_agg_disable(priv->trans, txq_id); iwlagn_dealloc_agg_txq(priv, txq_id); } @@ -593,6 +606,7 @@ turn_off: int iwlagn_tx_agg_start(struct iwl_priv *priv, struct ieee80211_vif *vif, struct ieee80211_sta *sta, u16 tid, u16 *ssn) { + struct iwl_rxon_context *ctx = iwl_rxon_ctx_from_vif(vif); struct iwl_tid_data *tid_data; int sta_id, txq_id, ret; @@ -612,7 +626,7 @@ int iwlagn_tx_agg_start(struct iwl_priv *priv, struct ieee80211_vif *vif, return -ENXIO; } - txq_id = iwlagn_alloc_agg_txq(priv, tid_to_ac[tid]); + txq_id = iwlagn_alloc_agg_txq(priv, ctx->ac_to_queue[tid_to_ac[tid]]); if (txq_id < 0) { IWL_DEBUG_TX_QUEUES(priv, "No free aggregation queue for %pM/%d\n", @@ -634,7 +648,7 @@ int iwlagn_tx_agg_start(struct iwl_priv *priv, struct ieee80211_vif *vif, if (*ssn == tid_data->next_reclaimed) { IWL_DEBUG_TX_QUEUES(priv, "Can proceed: ssn = next_recl = %d\n", tid_data->agg.ssn); - tid_data->agg.state = IWL_AGG_ON; + tid_data->agg.state = IWL_AGG_STARTING; ieee80211_start_tx_ba_cb_irqsafe(vif, sta->addr, tid); } else { IWL_DEBUG_TX_QUEUES(priv, "Can't proceed: ssn %d, " @@ -661,11 +675,12 @@ int iwlagn_tx_agg_oper(struct iwl_priv *priv, struct ieee80211_vif *vif, spin_lock_bh(&priv->sta_lock); ssn = priv->tid_data[sta_priv->sta_id][tid].agg.ssn; q = priv->tid_data[sta_priv->sta_id][tid].agg.txq_id; + priv->tid_data[sta_priv->sta_id][tid].agg.state = IWL_AGG_ON; spin_unlock_bh(&priv->sta_lock); fifo = ctx->ac_to_fifo[tid_to_ac[tid]]; - iwl_trans_tx_agg_setup(trans(priv), q, fifo, + iwl_trans_tx_agg_setup(priv->trans, q, fifo, sta_priv->sta_id, tid, buf_size, ssn); @@ -732,7 +747,7 @@ static void iwlagn_check_ratid_empty(struct iwl_priv *priv, int sta_id, u8 tid) IWL_DEBUG_TX_QUEUES(priv, "Can continue DELBA flow ssn = next_recl =" " %d", tid_data->next_reclaimed); - iwl_trans_tx_agg_disable(trans(priv), + iwl_trans_tx_agg_disable(priv->trans, tid_data->agg.txq_id); iwlagn_dealloc_agg_txq(priv, tid_data->agg.txq_id); tid_data->agg.state = IWL_AGG_OFF; @@ -745,7 +760,7 @@ static void iwlagn_check_ratid_empty(struct iwl_priv *priv, int sta_id, u8 tid) IWL_DEBUG_TX_QUEUES(priv, "Can continue ADDBA flow ssn = next_recl =" " %d", tid_data->next_reclaimed); - tid_data->agg.state = IWL_AGG_ON; + tid_data->agg.state = IWL_AGG_STARTING; ieee80211_start_tx_ba_cb_irqsafe(vif, addr, tid); } break; @@ -909,8 +924,8 @@ static void iwl_rx_reply_tx_agg(struct iwl_priv *priv, * notification again. */ if (tx_resp->bt_kill_count && tx_resp->frame_count == 1 && - cfg(priv)->bt_params && - cfg(priv)->bt_params->advanced_bt_coexist) { + priv->cfg->bt_params && + priv->cfg->bt_params->advanced_bt_coexist) { IWL_DEBUG_COEX(priv, "receive reply tx w/ bt_kill\n"); } @@ -1092,7 +1107,7 @@ static int iwl_reclaim(struct iwl_priv *priv, int sta_id, int tid, return 1; } - iwl_trans_reclaim(trans(priv), txq_id, ssn, skbs); + iwl_trans_reclaim(priv->trans, txq_id, ssn, skbs); return 0; } @@ -1249,7 +1264,7 @@ int iwlagn_rx_reply_compressed_ba(struct iwl_priv *priv, * (in Tx queue's circular buffer) of first TFD/frame in window */ u16 ba_resp_scd_ssn = le16_to_cpu(ba_resp->scd_ssn); - if (scd_flow >= cfg(priv)->base_params->num_of_queues) { + if (scd_flow >= priv->cfg->base_params->num_of_queues) { IWL_ERR(priv, "BUG_ON scd_flow is bigger than number of queues\n"); return 0; diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c index 7db39866bdc..b53852dcdbf 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn.c @@ -46,13 +46,13 @@ #include "iwl-eeprom.h" #include "iwl-dev.h" -#include "iwl-core.h" #include "iwl-io.h" #include "iwl-agn-calib.h" #include "iwl-agn.h" -#include "iwl-shared.h" #include "iwl-trans.h" #include "iwl-op-mode.h" +#include "iwl-drv.h" +#include "iwl-modparams.h" /****************************************************************************** * @@ -348,14 +348,14 @@ static void iwl_print_cont_event_trace(struct iwl_priv *priv, u32 base, ptr = base + (4 * sizeof(u32)) + (start_idx * 3 * sizeof(u32)); /* Make sure device is powered up for SRAM reads */ - spin_lock_irqsave(&trans(priv)->reg_lock, reg_flags); - if (unlikely(!iwl_grab_nic_access(trans(priv)))) { - spin_unlock_irqrestore(&trans(priv)->reg_lock, reg_flags); + spin_lock_irqsave(&priv->trans->reg_lock, reg_flags); + if (unlikely(!iwl_grab_nic_access(priv->trans))) { + spin_unlock_irqrestore(&priv->trans->reg_lock, reg_flags); return; } /* Set starting address; reads will auto-increment */ - iwl_write32(trans(priv), HBUS_TARG_MEM_RADDR, ptr); + iwl_write32(priv->trans, HBUS_TARG_MEM_RADDR, ptr); /* * Refuse to read more than would have fit into the log from @@ -371,20 +371,20 @@ static void iwl_print_cont_event_trace(struct iwl_priv *priv, u32 base, * place event id # at far right for easier visual parsing. */ for (i = 0; i < num_events; i++) { - ev = iwl_read32(trans(priv), HBUS_TARG_MEM_RDAT); - time = iwl_read32(trans(priv), HBUS_TARG_MEM_RDAT); + ev = iwl_read32(priv->trans, HBUS_TARG_MEM_RDAT); + time = iwl_read32(priv->trans, HBUS_TARG_MEM_RDAT); if (mode == 0) { trace_iwlwifi_dev_ucode_cont_event( - trans(priv)->dev, 0, time, ev); + priv->trans->dev, 0, time, ev); } else { - data = iwl_read32(trans(priv), HBUS_TARG_MEM_RDAT); + data = iwl_read32(priv->trans, HBUS_TARG_MEM_RDAT); trace_iwlwifi_dev_ucode_cont_event( - trans(priv)->dev, time, data, ev); + priv->trans->dev, time, data, ev); } } /* Allow device to power down */ - iwl_release_nic_access(trans(priv)); - spin_unlock_irqrestore(&trans(priv)->reg_lock, reg_flags); + iwl_release_nic_access(priv->trans); + spin_unlock_irqrestore(&priv->trans->reg_lock, reg_flags); } static void iwl_continuous_event_trace(struct iwl_priv *priv) @@ -403,8 +403,7 @@ static void iwl_continuous_event_trace(struct iwl_priv *priv) base = priv->device_pointers.log_event_table; if (iwlagn_hw_valid_rtc_data_addr(base)) { - iwl_read_targ_mem_words(trans(priv), base, &read, sizeof(read)); - + iwl_read_targ_mem_words(priv->trans, base, &read, sizeof(read)); capacity = read.capacity; mode = read.mode; num_wraps = read.wrap_counter; @@ -444,7 +443,7 @@ static void iwl_continuous_event_trace(struct iwl_priv *priv) else priv->event_log.wraps_once_count++; - trace_iwlwifi_dev_ucode_wrap_event(trans(priv)->dev, + trace_iwlwifi_dev_ucode_wrap_event(priv->trans->dev, num_wraps - priv->event_log.num_wraps, next_entry, priv->event_log.next_entry); @@ -579,24 +578,6 @@ static const u8 iwlagn_pan_ac_to_queue[] = { 7, 6, 5, 4, }; -static const u8 iwlagn_bss_queue_to_ac[] = { - IEEE80211_AC_VO, - IEEE80211_AC_VI, - IEEE80211_AC_BE, - IEEE80211_AC_BK, -}; - -static const u8 iwlagn_pan_queue_to_ac[] = { - IEEE80211_AC_VO, - IEEE80211_AC_VI, - IEEE80211_AC_BE, - IEEE80211_AC_BK, - IEEE80211_AC_BK, - IEEE80211_AC_BE, - IEEE80211_AC_VI, - IEEE80211_AC_VO, -}; - void iwl_init_context(struct iwl_priv *priv, u32 ucode_flags) { int i; @@ -670,12 +651,12 @@ void iwl_rf_kill_ct_config(struct iwl_priv *priv) struct iwl_ct_kill_throttling_config adv_cmd; int ret = 0; - iwl_write32(trans(priv), CSR_UCODE_DRV_GP1_CLR, + iwl_write32(priv->trans, CSR_UCODE_DRV_GP1_CLR, CSR_UCODE_DRV_GP1_REG_BIT_CT_KILL_EXIT); priv->thermal_throttle.ct_kill_toggle = false; - if (cfg(priv)->base_params->support_ct_kill_exit) { + if (priv->cfg->base_params->support_ct_kill_exit) { adv_cmd.critical_temperature_enter = cpu_to_le32(priv->hw_params.ct_kill_threshold); adv_cmd.critical_temperature_exit = @@ -754,7 +735,7 @@ void iwl_send_bt_config(struct iwl_priv *priv) .kill_cts_mask = 0, }; - if (!iwlagn_mod_params.bt_coex_active) + if (!iwlwifi_mod_params.bt_coex_active) bt_cmd.flags = BT_COEX_DISABLE; else bt_cmd.flags = BT_COEX_ENABLE; @@ -792,10 +773,10 @@ int iwl_alive_start(struct iwl_priv *priv) } /* download priority table before any calibration request */ - if (cfg(priv)->bt_params && - cfg(priv)->bt_params->advanced_bt_coexist) { + if (priv->cfg->bt_params && + priv->cfg->bt_params->advanced_bt_coexist) { /* Configure Bluetooth device coexistence support */ - if (cfg(priv)->bt_params->bt_sco_disable) + if (priv->cfg->bt_params->bt_sco_disable) priv->bt_enable_pspoll = false; else priv->bt_enable_pspoll = true; @@ -932,9 +913,9 @@ void iwl_down(struct iwl_priv *priv) priv->bt_status = 0; priv->cur_rssi_ctx = NULL; priv->bt_is_sco = 0; - if (cfg(priv)->bt_params) + if (priv->cfg->bt_params) priv->bt_traffic_load = - cfg(priv)->bt_params->bt_init_traffic_load; + priv->cfg->bt_params->bt_init_traffic_load; else priv->bt_traffic_load = 0; priv->bt_full_concurrent = false; @@ -949,7 +930,7 @@ void iwl_down(struct iwl_priv *priv) ieee80211_stop_queues(priv->hw); priv->ucode_loaded = false; - iwl_trans_stop_device(trans(priv)); + iwl_trans_stop_device(priv->trans); /* Clear out all status bits but a few that are stable across reset */ priv->status &= test_bit(STATUS_RF_KILL_HW, &priv->status) << @@ -1031,12 +1012,12 @@ void iwlagn_prepare_restart(struct iwl_priv *priv) priv->bt_status = bt_status; priv->bt_is_sco = bt_is_sco; - /* reset all queues */ - for (i = 0; i < IEEE80211_NUM_ACS; i++) - atomic_set(&priv->ac_stop_count[i], 0); - + /* reset aggregation queues */ for (i = IWLAGN_FIRST_AMPDU_QUEUE; i < IWL_MAX_HW_QUEUES; i++) - priv->queue_to_ac[i] = IWL_INVALID_AC; + priv->queue_to_mac80211[i] = IWL_INVALID_MAC80211_QUEUE; + /* and stop counts */ + for (i = 0; i < IWL_MAX_HW_QUEUES; i++) + atomic_set(&priv->queue_stop_count[i], 0); memset(priv->agg_q_alloc, 0, sizeof(priv->agg_q_alloc)); } @@ -1115,7 +1096,7 @@ void iwl_setup_deferred_work(struct iwl_priv *priv) iwl_setup_scan_deferred_work(priv); - if (cfg(priv)->bt_params) + if (priv->cfg->bt_params) iwlagn_bt_setup_deferred_work(priv); init_timer(&priv->statistics_periodic); @@ -1129,7 +1110,7 @@ void iwl_setup_deferred_work(struct iwl_priv *priv) void iwl_cancel_deferred_work(struct iwl_priv *priv) { - if (cfg(priv)->bt_params) + if (priv->cfg->bt_params) iwlagn_bt_cancel_deferred_work(priv); cancel_work_sync(&priv->run_time_calib_work); @@ -1180,8 +1161,8 @@ static void iwl_init_ht_hw_capab(const struct iwl_priv *priv, ht_info->ht_supported = true; - if (cfg(priv)->ht_params && - cfg(priv)->ht_params->ht_greenfield_support) + if (priv->cfg->ht_params && + priv->cfg->ht_params->ht_greenfield_support) ht_info->cap |= IEEE80211_HT_CAP_GRN_FLD; ht_info->cap |= IEEE80211_HT_CAP_SGI_20; max_bit_rate = MAX_BIT_RATE_20_MHZ; @@ -1192,7 +1173,7 @@ static void iwl_init_ht_hw_capab(const struct iwl_priv *priv, max_bit_rate = MAX_BIT_RATE_40_MHZ; } - if (iwlagn_mod_params.amsdu_size_8K) + if (iwlwifi_mod_params.amsdu_size_8K) ht_info->cap |= IEEE80211_HT_CAP_MAX_AMSDU; ht_info->ampdu_factor = CFG_HT_RX_AMPDU_FACTOR_DEF; @@ -1325,7 +1306,7 @@ static int iwl_init_geos(struct iwl_priv *priv) priv->hw_params.sku & EEPROM_SKU_CAP_BAND_52GHZ) { IWL_INFO(priv, "Incorrectly detected BG card as ABG. " "Please send your %s to maintainer.\n", - trans(priv)->hw_id_str); + priv->trans->hw_id_str); priv->hw_params.sku &= ~EEPROM_SKU_CAP_BAND_52GHZ; } @@ -1363,7 +1344,7 @@ int iwl_init_drv(struct iwl_priv *priv) priv->band = IEEE80211_BAND_2GHZ; priv->plcp_delta_threshold = - cfg(priv)->base_params->plcp_delta_threshold; + priv->cfg->base_params->plcp_delta_threshold; priv->iw_mode = NL80211_IFTYPE_STATION; priv->current_ht_config.smps = IEEE80211_SMPS_STATIC; @@ -1380,8 +1361,8 @@ int iwl_init_drv(struct iwl_priv *priv) iwl_init_scan_params(priv); /* init bt coex */ - if (cfg(priv)->bt_params && - cfg(priv)->bt_params->advanced_bt_coexist) { + if (priv->cfg->bt_params && + priv->cfg->bt_params->advanced_bt_coexist) { priv->kill_ack_mask = IWLAGN_BT_KILL_ACK_MASK_DEFAULT; priv->kill_cts_mask = IWLAGN_BT_KILL_CTS_MASK_DEFAULT; priv->bt_valid = IWLAGN_BT_ALL_VALID_MSK; @@ -1426,11 +1407,11 @@ void iwl_uninit_drv(struct iwl_priv *priv) void iwl_set_hw_params(struct iwl_priv *priv) { - if (cfg(priv)->ht_params) + if (priv->cfg->ht_params) priv->hw_params.use_rts_for_aggregation = - cfg(priv)->ht_params->use_rts_for_aggregation; + priv->cfg->ht_params->use_rts_for_aggregation; - if (iwlagn_mod_params.disable_11n & IWL_DISABLE_HT_ALL) + if (iwlwifi_mod_params.disable_11n & IWL_DISABLE_HT_ALL) priv->hw_params.sku &= ~EEPROM_SKU_CAP_11N_ENABLE; /* Device-specific setup */ @@ -1441,32 +1422,32 @@ void iwl_set_hw_params(struct iwl_priv *priv) void iwl_debug_config(struct iwl_priv *priv) { - dev_printk(KERN_INFO, trans(priv)->dev, "CONFIG_IWLWIFI_DEBUG " + dev_printk(KERN_INFO, priv->trans->dev, "CONFIG_IWLWIFI_DEBUG " #ifdef CONFIG_IWLWIFI_DEBUG "enabled\n"); #else "disabled\n"); #endif - dev_printk(KERN_INFO, trans(priv)->dev, "CONFIG_IWLWIFI_DEBUGFS " + dev_printk(KERN_INFO, priv->trans->dev, "CONFIG_IWLWIFI_DEBUGFS " #ifdef CONFIG_IWLWIFI_DEBUGFS "enabled\n"); #else "disabled\n"); #endif - dev_printk(KERN_INFO, trans(priv)->dev, "CONFIG_IWLWIFI_DEVICE_TRACING " + dev_printk(KERN_INFO, priv->trans->dev, "CONFIG_IWLWIFI_DEVICE_TRACING " #ifdef CONFIG_IWLWIFI_DEVICE_TRACING "enabled\n"); #else "disabled\n"); #endif - dev_printk(KERN_INFO, trans(priv)->dev, "CONFIG_IWLWIFI_DEVICE_TESTMODE " + dev_printk(KERN_INFO, priv->trans->dev, "CONFIG_IWLWIFI_DEVICE_TESTMODE " #ifdef CONFIG_IWLWIFI_DEVICE_TESTMODE "enabled\n"); #else "disabled\n"); #endif - dev_printk(KERN_INFO, trans(priv)->dev, "CONFIG_IWLWIFI_P2P " + dev_printk(KERN_INFO, priv->trans->dev, "CONFIG_IWLWIFI_P2P " #ifdef CONFIG_IWLWIFI_P2P "enabled\n"); #else @@ -1475,6 +1456,7 @@ void iwl_debug_config(struct iwl_priv *priv) } static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans, + const struct iwl_cfg *cfg, const struct iwl_fw *fw) { struct iwl_priv *priv; @@ -1491,8 +1473,6 @@ static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans, STATISTICS_NOTIFICATION, REPLY_TX, }; - const u8 *q_to_ac; - int n_q_to_ac; int i; /************************ @@ -1500,18 +1480,19 @@ static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans, ************************/ hw = iwl_alloc_all(); if (!hw) { - pr_err("%s: Cannot allocate network device\n", - cfg(trans)->name); + pr_err("%s: Cannot allocate network device\n", cfg->name); goto out; } op_mode = hw->priv; op_mode->ops = &iwl_dvm_ops; priv = IWL_OP_MODE_GET_DVM(op_mode); - priv->shrd = trans->shrd; + priv->trans = trans; + priv->dev = trans->dev; + priv->cfg = cfg; priv->fw = fw; - switch (cfg(priv)->device_family) { + switch (priv->cfg->device_family) { case IWL_DEVICE_FAMILY_1000: case IWL_DEVICE_FAMILY_100: priv->lib = &iwl1000_lib; @@ -1545,7 +1526,7 @@ static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans, } if (WARN_ON(!priv->lib)) - goto out_free_traffic_mem; + goto out_free_hw; /* * Populate the state variables that the transport layer needs @@ -1554,10 +1535,10 @@ static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans, trans_cfg.op_mode = op_mode; trans_cfg.no_reclaim_cmds = no_reclaim_cmds; trans_cfg.n_no_reclaim_cmds = ARRAY_SIZE(no_reclaim_cmds); - trans_cfg.rx_buf_size_8k = iwlagn_mod_params.amsdu_size_8K; - if (!iwlagn_mod_params.wd_disable) + trans_cfg.rx_buf_size_8k = iwlwifi_mod_params.amsdu_size_8K; + if (!iwlwifi_mod_params.wd_disable) trans_cfg.queue_watchdog_timeout = - cfg(priv)->base_params->wd_timeout; + priv->cfg->base_params->wd_timeout; else trans_cfg.queue_watchdog_timeout = IWL_WATCHHDOG_DISABLED; trans_cfg.command_names = iwl_dvm_cmd_strings; @@ -1574,24 +1555,20 @@ static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans, trans_cfg.queue_to_fifo = iwlagn_ipan_queue_to_tx_fifo; trans_cfg.n_queue_to_fifo = ARRAY_SIZE(iwlagn_ipan_queue_to_tx_fifo); - q_to_ac = iwlagn_pan_queue_to_ac; - n_q_to_ac = ARRAY_SIZE(iwlagn_pan_queue_to_ac); } else { priv->sta_key_max_num = STA_KEY_MAX_NUM; trans_cfg.cmd_queue = IWL_DEFAULT_CMD_QUEUE_NUM; trans_cfg.queue_to_fifo = iwlagn_default_queue_to_tx_fifo; trans_cfg.n_queue_to_fifo = ARRAY_SIZE(iwlagn_default_queue_to_tx_fifo); - q_to_ac = iwlagn_bss_queue_to_ac; - n_q_to_ac = ARRAY_SIZE(iwlagn_bss_queue_to_ac); } /* Configure transport layer */ - iwl_trans_configure(trans(priv), &trans_cfg); + iwl_trans_configure(priv->trans, &trans_cfg); /* At this point both hw and priv are allocated. */ - SET_IEEE80211_DEV(priv->hw, trans(priv)->dev); + SET_IEEE80211_DEV(priv->hw, priv->trans->dev); /* show what debugging capabilities we have */ iwl_debug_config(priv); @@ -1600,40 +1577,37 @@ static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans, /* is antenna coupling more than 35dB ? */ priv->bt_ant_couple_ok = - (iwlagn_mod_params.ant_coupling > + (iwlwifi_mod_params.ant_coupling > IWL_BT_ANTENNA_COUPLING_THRESHOLD) ? true : false; /* enable/disable bt channel inhibition */ - priv->bt_ch_announce = iwlagn_mod_params.bt_ch_announce; + priv->bt_ch_announce = iwlwifi_mod_params.bt_ch_announce; IWL_DEBUG_INFO(priv, "BT channel inhibition is %s\n", (priv->bt_ch_announce) ? "On" : "Off"); - if (iwl_alloc_traffic_mem(priv)) - IWL_ERR(priv, "Not enough memory to generate traffic log\n"); - /* these spin locks will be used in apm_ops.init and EEPROM access * we should init now */ - spin_lock_init(&trans(priv)->reg_lock); + spin_lock_init(&priv->trans->reg_lock); spin_lock_init(&priv->statistics.lock); /*********************** * 2. Read REV register ***********************/ IWL_INFO(priv, "Detected %s, REV=0x%X\n", - cfg(priv)->name, trans(priv)->hw_rev); + priv->cfg->name, priv->trans->hw_rev); - if (iwl_trans_start_hw(trans(priv))) - goto out_free_traffic_mem; + if (iwl_trans_start_hw(priv->trans)) + goto out_free_hw; /* Read the EEPROM */ - if (iwl_eeprom_init(priv, trans(priv)->hw_rev)) { + if (iwl_eeprom_init(priv, priv->trans->hw_rev)) { IWL_ERR(priv, "Unable to init EEPROM\n"); - goto out_free_traffic_mem; + goto out_free_hw; } /* Reset chip to save power until we load uCode during "up". */ - iwl_trans_stop_hw(trans(priv)); + iwl_trans_stop_hw(priv->trans, false); if (iwl_eeprom_check_version(priv)) goto out_free_eeprom; @@ -1672,24 +1646,21 @@ static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans, trans_cfg.queue_to_fifo = iwlagn_default_queue_to_tx_fifo; trans_cfg.n_queue_to_fifo = ARRAY_SIZE(iwlagn_default_queue_to_tx_fifo); - q_to_ac = iwlagn_bss_queue_to_ac; - n_q_to_ac = ARRAY_SIZE(iwlagn_bss_queue_to_ac); /* Configure transport layer again*/ - iwl_trans_configure(trans(priv), &trans_cfg); + iwl_trans_configure(priv->trans, &trans_cfg); } /******************* * 5. Setup priv *******************/ - for (i = 0; i < IEEE80211_NUM_ACS; i++) - atomic_set(&priv->ac_stop_count[i], 0); - for (i = 0; i < IWL_MAX_HW_QUEUES; i++) { - if (i < n_q_to_ac) - priv->queue_to_ac[i] = q_to_ac[i]; - else - priv->queue_to_ac[i] = IWL_INVALID_AC; + priv->queue_to_mac80211[i] = IWL_INVALID_MAC80211_QUEUE; + if (i < IWLAGN_FIRST_AMPDU_QUEUE && + i != IWL_DEFAULT_CMD_QUEUE_NUM && + i != IWL_IPAN_CMD_QUEUE_NUM) + priv->queue_to_mac80211[i] = i; + atomic_set(&priv->queue_stop_count[i], 0); } WARN_ON(trans_cfg.queue_to_fifo[trans_cfg.cmd_queue] != @@ -1745,8 +1716,7 @@ out_destroy_workqueue: iwl_uninit_drv(priv); out_free_eeprom: iwl_eeprom_free(priv); -out_free_traffic_mem: - iwl_free_traffic_mem(priv); +out_free_hw: ieee80211_free_hw(priv->hw); out: op_mode = NULL; @@ -1768,7 +1738,7 @@ void iwl_op_mode_dvm_stop(struct iwl_op_mode *op_mode) /*This will stop the queues, move the device to low power state */ priv->ucode_loaded = false; - iwl_trans_stop_device(trans(priv)); + iwl_trans_stop_device(priv->trans); iwl_eeprom_free(priv); @@ -1780,12 +1750,12 @@ void iwl_op_mode_dvm_stop(struct iwl_op_mode *op_mode) * until now... */ destroy_workqueue(priv->workqueue); priv->workqueue = NULL; - iwl_free_traffic_mem(priv); iwl_uninit_drv(priv); dev_kfree_skb(priv->beacon_skb); + iwl_trans_stop_hw(priv->trans, true); ieee80211_free_hw(priv->hw); } @@ -1860,7 +1830,7 @@ static const char *desc_lookup(u32 num) static void iwl_dump_nic_error_log(struct iwl_priv *priv) { - struct iwl_trans *trans = trans(priv); + struct iwl_trans *trans = priv->trans; u32 base; struct iwl_error_event_table table; @@ -1950,7 +1920,7 @@ static int iwl_print_event_log(struct iwl_priv *priv, u32 start_idx, u32 ev, time, data; /* event log data */ unsigned long reg_flags; - struct iwl_trans *trans = trans(priv); + struct iwl_trans *trans = priv->trans; if (num_events == 0) return pos; @@ -2068,7 +2038,7 @@ int iwl_dump_nic_event_log(struct iwl_priv *priv, bool full_log, u32 logsize; int pos = 0; size_t bufsz = 0; - struct iwl_trans *trans = trans(priv); + struct iwl_trans *trans = priv->trans; base = priv->device_pointers.log_event_table; if (priv->cur_ucode == IWL_UCODE_INIT) { @@ -2184,7 +2154,7 @@ static void iwlagn_fw_error(struct iwl_priv *priv, bool ondemand) * commands by clearing the ready bit */ clear_bit(STATUS_READY, &priv->status); - wake_up(&trans(priv)->wait_command_queue); + wake_up(&priv->trans->wait_command_queue); if (!ondemand) { /* @@ -2208,7 +2178,7 @@ static void iwlagn_fw_error(struct iwl_priv *priv, bool ondemand) } if (!test_bit(STATUS_EXIT_PENDING, &priv->status)) { - if (iwlagn_mod_params.restart_fw) { + if (iwlwifi_mod_params.restart_fw) { IWL_DEBUG_FW_ERRORS(priv, "Restarting adapter due to uCode error.\n"); queue_work(priv->workqueue, &priv->restart); @@ -2259,56 +2229,56 @@ static void iwl_wimax_active(struct iwl_op_mode *op_mode) void iwl_stop_sw_queue(struct iwl_op_mode *op_mode, int queue) { struct iwl_priv *priv = IWL_OP_MODE_GET_DVM(op_mode); - int ac = priv->queue_to_ac[queue]; + int mq = priv->queue_to_mac80211[queue]; - if (WARN_ON_ONCE(ac == IWL_INVALID_AC)) + if (WARN_ON_ONCE(mq == IWL_INVALID_MAC80211_QUEUE)) return; - if (atomic_inc_return(&priv->ac_stop_count[ac]) > 1) { + if (atomic_inc_return(&priv->queue_stop_count[mq]) > 1) { IWL_DEBUG_TX_QUEUES(priv, - "queue %d (AC %d) already stopped\n", - queue, ac); + "queue %d (mac80211 %d) already stopped\n", + queue, mq); return; } - set_bit(ac, &priv->transport_queue_stop); - ieee80211_stop_queue(priv->hw, ac); + set_bit(mq, &priv->transport_queue_stop); + ieee80211_stop_queue(priv->hw, mq); } void iwl_wake_sw_queue(struct iwl_op_mode *op_mode, int queue) { struct iwl_priv *priv = IWL_OP_MODE_GET_DVM(op_mode); - int ac = priv->queue_to_ac[queue]; + int mq = priv->queue_to_mac80211[queue]; - if (WARN_ON_ONCE(ac == IWL_INVALID_AC)) + if (WARN_ON_ONCE(mq == IWL_INVALID_MAC80211_QUEUE)) return; - if (atomic_dec_return(&priv->ac_stop_count[ac]) > 0) { + if (atomic_dec_return(&priv->queue_stop_count[mq]) > 0) { IWL_DEBUG_TX_QUEUES(priv, - "queue %d (AC %d) already awake\n", - queue, ac); + "queue %d (mac80211 %d) already awake\n", + queue, mq); return; } - clear_bit(ac, &priv->transport_queue_stop); + clear_bit(mq, &priv->transport_queue_stop); if (!priv->passive_no_rx) - ieee80211_wake_queue(priv->hw, ac); + ieee80211_wake_queue(priv->hw, mq); } void iwlagn_lift_passive_no_rx(struct iwl_priv *priv) { - int ac; + int mq; if (!priv->passive_no_rx) return; - for (ac = IEEE80211_AC_VO; ac < IEEE80211_NUM_ACS; ac++) { - if (!test_bit(ac, &priv->transport_queue_stop)) { - IWL_DEBUG_TX_QUEUES(priv, "Wake queue %d"); - ieee80211_wake_queue(priv->hw, ac); + for (mq = 0; mq < IWLAGN_FIRST_AMPDU_QUEUE; mq++) { + if (!test_bit(mq, &priv->transport_queue_stop)) { + IWL_DEBUG_TX_QUEUES(priv, "Wake queue %d", mq); + ieee80211_wake_queue(priv->hw, mq); } else { - IWL_DEBUG_TX_QUEUES(priv, "Don't wake queue %d"); + IWL_DEBUG_TX_QUEUES(priv, "Don't wake queue %d", mq); } } @@ -2398,77 +2368,3 @@ static void __exit iwl_exit(void) module_exit(iwl_exit); module_init(iwl_init); - -#ifdef CONFIG_IWLWIFI_DEBUG -module_param_named(debug, iwlagn_mod_params.debug_level, uint, - S_IRUGO | S_IWUSR); -MODULE_PARM_DESC(debug, "debug output mask"); -#endif - -module_param_named(swcrypto, iwlagn_mod_params.sw_crypto, int, S_IRUGO); -MODULE_PARM_DESC(swcrypto, "using crypto in software (default 0 [hardware])"); -module_param_named(11n_disable, iwlagn_mod_params.disable_11n, uint, S_IRUGO); -MODULE_PARM_DESC(11n_disable, - "disable 11n functionality, bitmap: 1: full, 2: agg TX, 4: agg RX"); -module_param_named(amsdu_size_8K, iwlagn_mod_params.amsdu_size_8K, - int, S_IRUGO); -MODULE_PARM_DESC(amsdu_size_8K, "enable 8K amsdu size"); -module_param_named(fw_restart, iwlagn_mod_params.restart_fw, int, S_IRUGO); -MODULE_PARM_DESC(fw_restart, "restart firmware in case of error"); - -module_param_named(antenna_coupling, iwlagn_mod_params.ant_coupling, - int, S_IRUGO); -MODULE_PARM_DESC(antenna_coupling, - "specify antenna coupling in dB (defualt: 0 dB)"); - -module_param_named(bt_ch_inhibition, iwlagn_mod_params.bt_ch_announce, - bool, S_IRUGO); -MODULE_PARM_DESC(bt_ch_inhibition, - "Enable BT channel inhibition (default: enable)"); - -module_param_named(plcp_check, iwlagn_mod_params.plcp_check, bool, S_IRUGO); -MODULE_PARM_DESC(plcp_check, "Check plcp health (default: 1 [enabled])"); - -module_param_named(wd_disable, iwlagn_mod_params.wd_disable, int, S_IRUGO); -MODULE_PARM_DESC(wd_disable, - "Disable stuck queue watchdog timer 0=system default, " - "1=disable, 2=enable (default: 0)"); - -/* - * set bt_coex_active to true, uCode will do kill/defer - * every time the priority line is asserted (BT is sending signals on the - * priority line in the PCIx). - * set bt_coex_active to false, uCode will ignore the BT activity and - * perform the normal operation - * - * User might experience transmit issue on some platform due to WiFi/BT - * co-exist problem. The possible behaviors are: - * Able to scan and finding all the available AP - * Not able to associate with any AP - * On those platforms, WiFi communication can be restored by set - * "bt_coex_active" module parameter to "false" - * - * default: bt_coex_active = true (BT_COEX_ENABLE) - */ -module_param_named(bt_coex_active, iwlagn_mod_params.bt_coex_active, - bool, S_IRUGO); -MODULE_PARM_DESC(bt_coex_active, "enable wifi/bt co-exist (default: enable)"); - -module_param_named(led_mode, iwlagn_mod_params.led_mode, int, S_IRUGO); -MODULE_PARM_DESC(led_mode, "0=system default, " - "1=On(RF On)/Off(RF Off), 2=blinking, 3=Off (default: 0)"); - -module_param_named(power_save, iwlagn_mod_params.power_save, - bool, S_IRUGO); -MODULE_PARM_DESC(power_save, - "enable WiFi power management (default: disable)"); - -module_param_named(power_level, iwlagn_mod_params.power_level, - int, S_IRUGO); -MODULE_PARM_DESC(power_level, - "default power save level (range from 1 - 5, default: 1)"); - -module_param_named(auto_agg, iwlagn_mod_params.auto_agg, - bool, S_IRUGO); -MODULE_PARM_DESC(auto_agg, - "enable agg w/o check traffic load (default: enable)"); diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.h b/drivers/net/wireless/iwlwifi/iwl-agn.h index 942b3649fff..34900e6523d 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn.h +++ b/drivers/net/wireless/iwlwifi/iwl-agn.h @@ -64,6 +64,7 @@ #define __iwl_agn_h__ #include "iwl-dev.h" +#include "iwl-config.h" /* The first 11 queues (0-10) are used otherwise */ #define IWLAGN_FIRST_AMPDU_QUEUE 11 @@ -81,6 +82,7 @@ extern struct iwl_lib_ops iwl6000_lib; extern struct iwl_lib_ops iwl6030_lib; +#define TIME_UNIT 1024 /***************************************************** * DRIVER STATUS FUNCTIONS @@ -154,7 +156,6 @@ void iwl_set_flags_for_band(struct iwl_priv *priv, struct iwl_rxon_context *ctx, enum ieee80211_band band, struct ieee80211_vif *vif); -void iwl_set_rate(struct iwl_priv *priv); /* uCode */ int iwl_send_bt_env(struct iwl_priv *priv, u8 action, u8 type); @@ -279,8 +280,8 @@ void iwlagn_bt_adjust_rssi_monitor(struct iwl_priv *priv, bool rssi_ena); static inline bool iwl_advanced_bt_coexist(struct iwl_priv *priv) { - return cfg(priv)->bt_params && - cfg(priv)->bt_params->advanced_bt_coexist; + return priv->cfg->bt_params && + priv->cfg->bt_params->advanced_bt_coexist; } #ifdef CONFIG_IWLWIFI_DEBUG @@ -472,16 +473,29 @@ static inline void iwl_dvm_set_pmi(struct iwl_priv *priv, bool state) set_bit(STATUS_POWER_PMI, &priv->status); else clear_bit(STATUS_POWER_PMI, &priv->status); - iwl_trans_set_pmi(trans(priv), state); + iwl_trans_set_pmi(priv->trans, state); } +#ifdef CONFIG_IWLWIFI_DEBUGFS +int iwl_dbgfs_register(struct iwl_priv *priv, const char *name); +void iwl_dbgfs_unregister(struct iwl_priv *priv); +#else +static inline int iwl_dbgfs_register(struct iwl_priv *priv, const char *name) +{ + return 0; +} +static inline void iwl_dbgfs_unregister(struct iwl_priv *priv) +{ +} +#endif /* CONFIG_IWLWIFI_DEBUGFS */ + #ifdef CONFIG_IWLWIFI_DEBUG #define IWL_DEBUG_QUIET_RFKILL(m, fmt, args...) \ do { \ if (!iwl_is_rfkill((m))) \ IWL_ERR(m, fmt, ##args); \ else \ - __iwl_err(trans(m)->dev, true, \ + __iwl_err((m)->dev, true, \ !iwl_have_debug_level(IWL_DL_RADIO), \ fmt, ##args); \ } while (0) @@ -491,7 +505,7 @@ do { \ if (!iwl_is_rfkill((m))) \ IWL_ERR(m, fmt, ##args); \ else \ - __iwl_err(trans(m)->dev, true, true, fmt, ##args); \ + __iwl_err((m)->dev, true, true, fmt, ##args); \ } while (0) #endif /* CONFIG_IWLWIFI_DEBUG */ diff --git a/drivers/net/wireless/iwlwifi/iwl-config.h b/drivers/net/wireless/iwlwifi/iwl-config.h index 47bfd5e5957..67b28aa7f9b 100644 --- a/drivers/net/wireless/iwlwifi/iwl-config.h +++ b/drivers/net/wireless/iwlwifi/iwl-config.h @@ -102,6 +102,34 @@ enum iwl_led_mode { }; /* + * This is the threshold value of plcp error rate per 100mSecs. It is + * used to set and check for the validity of plcp_delta. + */ +#define IWL_MAX_PLCP_ERR_THRESHOLD_MIN 1 +#define IWL_MAX_PLCP_ERR_THRESHOLD_DEF 50 +#define IWL_MAX_PLCP_ERR_LONG_THRESHOLD_DEF 100 +#define IWL_MAX_PLCP_ERR_EXT_LONG_THRESHOLD_DEF 200 +#define IWL_MAX_PLCP_ERR_THRESHOLD_MAX 255 +#define IWL_MAX_PLCP_ERR_THRESHOLD_DISABLE 0 + +/* TX queue watchdog timeouts in mSecs */ +#define IWL_WATCHHDOG_DISABLED 0 +#define IWL_DEF_WD_TIMEOUT 2000 +#define IWL_LONG_WD_TIMEOUT 10000 +#define IWL_MAX_WD_TIMEOUT 120000 + +/* Antenna presence definitions */ +#define ANT_NONE 0x0 +#define ANT_A BIT(0) +#define ANT_B BIT(1) +#define ANT_C BIT(2) +#define ANT_AB (ANT_A | ANT_B) +#define ANT_AC (ANT_A | ANT_C) +#define ANT_BC (ANT_B | ANT_C) +#define ANT_ABC (ANT_A | ANT_B | ANT_C) + + +/* * @max_ll_items: max number of OTP blocks * @shadow_ram_support: shadow support for OTP memory * @led_compensation: compensate on the led on/off time per HW according diff --git a/drivers/net/wireless/iwlwifi/iwl-core.c b/drivers/net/wireless/iwlwifi/iwl-core.c deleted file mode 100644 index d7a8cde249f..00000000000 --- a/drivers/net/wireless/iwlwifi/iwl-core.c +++ /dev/null @@ -1,297 +0,0 @@ -/****************************************************************************** - * - * GPL LICENSE SUMMARY - * - * Copyright(c) 2008 - 2012 Intel Corporation. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of version 2 of the GNU General Public License as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110, - * USA - * - * The full GNU General Public License is included in this distribution - * in the file called LICENSE.GPL. - * - * Contact Information: - * Intel Linux Wireless <ilw@linux.intel.com> - * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 - *****************************************************************************/ - -#include <linux/kernel.h> -#include <linux/module.h> -#include <linux/sched.h> -#include <linux/slab.h> -#include <net/mac80211.h> - -#include "iwl-eeprom.h" -#include "iwl-debug.h" -#include "iwl-core.h" -#include "iwl-io.h" -#include "iwl-power.h" -#include "iwl-shared.h" -#include "iwl-agn.h" -#include "iwl-trans.h" - - - -#ifdef CONFIG_IWLWIFI_DEBUGFS - -#define IWL_TRAFFIC_DUMP_SIZE (IWL_TRAFFIC_ENTRY_SIZE * IWL_TRAFFIC_ENTRIES) - -void iwl_reset_traffic_log(struct iwl_priv *priv) -{ - priv->tx_traffic_idx = 0; - priv->rx_traffic_idx = 0; - if (priv->tx_traffic) - memset(priv->tx_traffic, 0, IWL_TRAFFIC_DUMP_SIZE); - if (priv->rx_traffic) - memset(priv->rx_traffic, 0, IWL_TRAFFIC_DUMP_SIZE); -} - -int iwl_alloc_traffic_mem(struct iwl_priv *priv) -{ - u32 traffic_size = IWL_TRAFFIC_DUMP_SIZE; - - if (iwl_have_debug_level(IWL_DL_TX)) { - if (!priv->tx_traffic) { - priv->tx_traffic = - kzalloc(traffic_size, GFP_KERNEL); - if (!priv->tx_traffic) - return -ENOMEM; - } - } - if (iwl_have_debug_level(IWL_DL_RX)) { - if (!priv->rx_traffic) { - priv->rx_traffic = - kzalloc(traffic_size, GFP_KERNEL); - if (!priv->rx_traffic) - return -ENOMEM; - } - } - iwl_reset_traffic_log(priv); - return 0; -} - -void iwl_free_traffic_mem(struct iwl_priv *priv) -{ - kfree(priv->tx_traffic); - priv->tx_traffic = NULL; - - kfree(priv->rx_traffic); - priv->rx_traffic = NULL; -} - -void iwl_dbg_log_tx_data_frame(struct iwl_priv *priv, - u16 length, struct ieee80211_hdr *header) -{ - __le16 fc; - u16 len; - - if (likely(!iwl_have_debug_level(IWL_DL_TX))) - return; - - if (!priv->tx_traffic) - return; - - fc = header->frame_control; - if (ieee80211_is_data(fc)) { - len = (length > IWL_TRAFFIC_ENTRY_SIZE) - ? IWL_TRAFFIC_ENTRY_SIZE : length; - memcpy((priv->tx_traffic + - (priv->tx_traffic_idx * IWL_TRAFFIC_ENTRY_SIZE)), - header, len); - priv->tx_traffic_idx = - (priv->tx_traffic_idx + 1) % IWL_TRAFFIC_ENTRIES; - } -} - -void iwl_dbg_log_rx_data_frame(struct iwl_priv *priv, - u16 length, struct ieee80211_hdr *header) -{ - __le16 fc; - u16 len; - - if (likely(!iwl_have_debug_level(IWL_DL_RX))) - return; - - if (!priv->rx_traffic) - return; - - fc = header->frame_control; - if (ieee80211_is_data(fc)) { - len = (length > IWL_TRAFFIC_ENTRY_SIZE) - ? IWL_TRAFFIC_ENTRY_SIZE : length; - memcpy((priv->rx_traffic + - (priv->rx_traffic_idx * IWL_TRAFFIC_ENTRY_SIZE)), - header, len); - priv->rx_traffic_idx = - (priv->rx_traffic_idx + 1) % IWL_TRAFFIC_ENTRIES; - } -} - -const char *get_mgmt_string(int cmd) -{ -#define IWL_CMD(x) case x: return #x - switch (cmd) { - IWL_CMD(MANAGEMENT_ASSOC_REQ); - IWL_CMD(MANAGEMENT_ASSOC_RESP); - IWL_CMD(MANAGEMENT_REASSOC_REQ); - IWL_CMD(MANAGEMENT_REASSOC_RESP); - IWL_CMD(MANAGEMENT_PROBE_REQ); - IWL_CMD(MANAGEMENT_PROBE_RESP); - IWL_CMD(MANAGEMENT_BEACON); - IWL_CMD(MANAGEMENT_ATIM); - IWL_CMD(MANAGEMENT_DISASSOC); - IWL_CMD(MANAGEMENT_AUTH); - IWL_CMD(MANAGEMENT_DEAUTH); - IWL_CMD(MANAGEMENT_ACTION); - default: - return "UNKNOWN"; - - } -#undef IWL_CMD -} - -const char *get_ctrl_string(int cmd) -{ -#define IWL_CMD(x) case x: return #x - switch (cmd) { - IWL_CMD(CONTROL_BACK_REQ); - IWL_CMD(CONTROL_BACK); - IWL_CMD(CONTROL_PSPOLL); - IWL_CMD(CONTROL_RTS); - IWL_CMD(CONTROL_CTS); - IWL_CMD(CONTROL_ACK); - IWL_CMD(CONTROL_CFEND); - IWL_CMD(CONTROL_CFENDACK); - default: - return "UNKNOWN"; - - } -#undef IWL_CMD -} - -void iwl_clear_traffic_stats(struct iwl_priv *priv) -{ - memset(&priv->tx_stats, 0, sizeof(struct traffic_stats)); - memset(&priv->rx_stats, 0, sizeof(struct traffic_stats)); -} - -/* - * if CONFIG_IWLWIFI_DEBUGFS defined, iwl_update_stats function will - * record all the MGMT, CTRL and DATA pkt for both TX and Rx pass. - * Use debugFs to display the rx/rx_statistics - * if CONFIG_IWLWIFI_DEBUGFS not being defined, then no MGMT and CTRL - * information will be recorded, but DATA pkt still will be recorded - * for the reason of iwl_led.c need to control the led blinking based on - * number of tx and rx data. - * - */ -void iwl_update_stats(struct iwl_priv *priv, bool is_tx, __le16 fc, u16 len) -{ - struct traffic_stats *stats; - - if (is_tx) - stats = &priv->tx_stats; - else - stats = &priv->rx_stats; - - if (ieee80211_is_mgmt(fc)) { - switch (fc & cpu_to_le16(IEEE80211_FCTL_STYPE)) { - case cpu_to_le16(IEEE80211_STYPE_ASSOC_REQ): - stats->mgmt[MANAGEMENT_ASSOC_REQ]++; - break; - case cpu_to_le16(IEEE80211_STYPE_ASSOC_RESP): - stats->mgmt[MANAGEMENT_ASSOC_RESP]++; - break; - case cpu_to_le16(IEEE80211_STYPE_REASSOC_REQ): - stats->mgmt[MANAGEMENT_REASSOC_REQ]++; - break; - case cpu_to_le16(IEEE80211_STYPE_REASSOC_RESP): - stats->mgmt[MANAGEMENT_REASSOC_RESP]++; - break; - case cpu_to_le16(IEEE80211_STYPE_PROBE_REQ): - stats->mgmt[MANAGEMENT_PROBE_REQ]++; - break; - case cpu_to_le16(IEEE80211_STYPE_PROBE_RESP): - stats->mgmt[MANAGEMENT_PROBE_RESP]++; - break; - case cpu_to_le16(IEEE80211_STYPE_BEACON): - stats->mgmt[MANAGEMENT_BEACON]++; - break; - case cpu_to_le16(IEEE80211_STYPE_ATIM): - stats->mgmt[MANAGEMENT_ATIM]++; - break; - case cpu_to_le16(IEEE80211_STYPE_DISASSOC): - stats->mgmt[MANAGEMENT_DISASSOC]++; - break; - case cpu_to_le16(IEEE80211_STYPE_AUTH): - stats->mgmt[MANAGEMENT_AUTH]++; - break; - case cpu_to_le16(IEEE80211_STYPE_DEAUTH): - stats->mgmt[MANAGEMENT_DEAUTH]++; - break; - case cpu_to_le16(IEEE80211_STYPE_ACTION): - stats->mgmt[MANAGEMENT_ACTION]++; - break; - } - } else if (ieee80211_is_ctl(fc)) { - switch (fc & cpu_to_le16(IEEE80211_FCTL_STYPE)) { - case cpu_to_le16(IEEE80211_STYPE_BACK_REQ): - stats->ctrl[CONTROL_BACK_REQ]++; - break; - case cpu_to_le16(IEEE80211_STYPE_BACK): - stats->ctrl[CONTROL_BACK]++; - break; - case cpu_to_le16(IEEE80211_STYPE_PSPOLL): - stats->ctrl[CONTROL_PSPOLL]++; - break; - case cpu_to_le16(IEEE80211_STYPE_RTS): - stats->ctrl[CONTROL_RTS]++; - break; - case cpu_to_le16(IEEE80211_STYPE_CTS): - stats->ctrl[CONTROL_CTS]++; - break; - case cpu_to_le16(IEEE80211_STYPE_ACK): - stats->ctrl[CONTROL_ACK]++; - break; - case cpu_to_le16(IEEE80211_STYPE_CFEND): - stats->ctrl[CONTROL_CFEND]++; - break; - case cpu_to_le16(IEEE80211_STYPE_CFENDACK): - stats->ctrl[CONTROL_CFENDACK]++; - break; - } - } else { - /* data */ - stats->data_cnt++; - stats->data_bytes += len; - } -} -#endif - -int iwl_cmd_echo_test(struct iwl_priv *priv) -{ - int ret; - struct iwl_host_cmd cmd = { - .id = REPLY_ECHO, - .len = { 0 }, - .flags = CMD_SYNC, - }; - - ret = iwl_dvm_send_cmd(priv, &cmd); - if (ret) - IWL_ERR(priv, "echo testing fail: 0X%x\n", ret); - else - IWL_DEBUG_INFO(priv, "echo testing pass\n"); - return ret; -} diff --git a/drivers/net/wireless/iwlwifi/iwl-core.h b/drivers/net/wireless/iwlwifi/iwl-core.h deleted file mode 100644 index 199a0c03774..00000000000 --- a/drivers/net/wireless/iwlwifi/iwl-core.h +++ /dev/null @@ -1,133 +0,0 @@ -/****************************************************************************** - * - * This file is provided under a dual BSD/GPLv2 license. When using or - * redistributing this file, you may do so under either license. - * - * GPL LICENSE SUMMARY - * - * Copyright(c) 2008 - 2012 Intel Corporation. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of version 2 of the GNU General Public License as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110, - * USA - * - * The full GNU General Public License is included in this distribution - * in the file called LICENSE.GPL. - * - * Contact Information: - * Intel Linux Wireless <ilw@linux.intel.com> - * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 - * - * BSD LICENSE - * - * Copyright(c) 2005 - 2012 Intel Corporation. All rights reserved. - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * * Neither the name Intel Corporation nor the names of its - * contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - *****************************************************************************/ - -#ifndef __iwl_core_h__ -#define __iwl_core_h__ - -#include "iwl-dev.h" -#include "iwl-io.h" - -/************************ - * forward declarations * - ************************/ -struct iwl_host_cmd; -struct iwl_cmd; - -#define TIME_UNIT 1024 - -/*************************** - * L i b * - ***************************/ - -int iwl_cmd_echo_test(struct iwl_priv *priv); -#ifdef CONFIG_IWLWIFI_DEBUGFS -int iwl_alloc_traffic_mem(struct iwl_priv *priv); -void iwl_free_traffic_mem(struct iwl_priv *priv); -void iwl_dbg_log_tx_data_frame(struct iwl_priv *priv, - u16 length, struct ieee80211_hdr *header); -void iwl_dbg_log_rx_data_frame(struct iwl_priv *priv, - u16 length, struct ieee80211_hdr *header); -const char *get_mgmt_string(int cmd); -const char *get_ctrl_string(int cmd); -void iwl_clear_traffic_stats(struct iwl_priv *priv); -void iwl_update_stats(struct iwl_priv *priv, bool is_tx, __le16 fc, - u16 len); -void iwl_reset_traffic_log(struct iwl_priv *priv); - -#else -static inline int iwl_alloc_traffic_mem(struct iwl_priv *priv) -{ - return 0; -} -static inline void iwl_free_traffic_mem(struct iwl_priv *priv) -{ -} -static inline void iwl_reset_traffic_log(struct iwl_priv *priv) -{ -} -static inline void iwl_dbg_log_tx_data_frame(struct iwl_priv *priv, - u16 length, struct ieee80211_hdr *header) -{ -} -static inline void iwl_dbg_log_rx_data_frame(struct iwl_priv *priv, - u16 length, struct ieee80211_hdr *header) -{ -} -static inline void iwl_update_stats(struct iwl_priv *priv, bool is_tx, - __le16 fc, u16 len) -{ -} -#endif - -/******************************************************************************* - * Scanning - ******************************************************************************/ -/* traffic log definitions */ -#define IWL_TRAFFIC_ENTRIES (256) -#define IWL_TRAFFIC_ENTRY_SIZE (64) - -/***************************************************** - * S e n d i n g H o s t C o m m a n d s * - *****************************************************/ -extern bool bt_siso_mode; - -#endif /* __iwl_core_h__ */ diff --git a/drivers/net/wireless/iwlwifi/iwl-debug.c b/drivers/net/wireless/iwlwifi/iwl-debug.c index 059efabda18..2d1b42847b9 100644 --- a/drivers/net/wireless/iwlwifi/iwl-debug.c +++ b/drivers/net/wireless/iwlwifi/iwl-debug.c @@ -63,6 +63,7 @@ #include <linux/interrupt.h> #include "iwl-debug.h" +#include "iwl-devtrace.h" #define __iwl_fn(fn) \ void __iwl_ ##fn(struct device *dev, const char *fmt, ...) \ diff --git a/drivers/net/wireless/iwlwifi/iwl-debug.h b/drivers/net/wireless/iwlwifi/iwl-debug.h index a6b32a11e10..8376b842bdb 100644 --- a/drivers/net/wireless/iwlwifi/iwl-debug.h +++ b/drivers/net/wireless/iwlwifi/iwl-debug.h @@ -29,10 +29,13 @@ #ifndef __iwl_debug_h__ #define __iwl_debug_h__ -#include "iwl-shared.h" -#include "iwl-devtrace.h" +#include "iwl-modparams.h" -struct iwl_priv; + +static inline bool iwl_have_debug_level(u32 level) +{ + return iwlwifi_mod_params.debug_level & level; +} void __iwl_err(struct device *dev, bool rfkill_prefix, bool only_trace, const char *fmt, ...); @@ -41,10 +44,10 @@ void __iwl_info(struct device *dev, const char *fmt, ...); void __iwl_crit(struct device *dev, const char *fmt, ...); /* No matter what is m (priv, bus, trans), this will work */ -#define IWL_ERR(m, f, a...) __iwl_err(trans(m)->dev, false, false, f, ## a) -#define IWL_WARN(m, f, a...) __iwl_warn(trans(m)->dev, f, ## a) -#define IWL_INFO(m, f, a...) __iwl_info(trans(m)->dev, f, ## a) -#define IWL_CRIT(m, f, a...) __iwl_crit(trans(m)->dev, f, ## a) +#define IWL_ERR(m, f, a...) __iwl_err((m)->dev, false, false, f, ## a) +#define IWL_WARN(m, f, a...) __iwl_warn((m)->dev, f, ## a) +#define IWL_INFO(m, f, a...) __iwl_info((m)->dev, f, ## a) +#define IWL_CRIT(m, f, a...) __iwl_crit((m)->dev, f, ## a) #if defined(CONFIG_IWLWIFI_DEBUG) || defined(CONFIG_IWLWIFI_DEVICE_TRACING) void __iwl_dbg(struct device *dev, @@ -65,9 +68,9 @@ do { \ } while (0) #define IWL_DEBUG(m, level, fmt, args...) \ - __iwl_dbg(trans(m)->dev, level, false, __func__, fmt, ##args) + __iwl_dbg((m)->dev, level, false, __func__, fmt, ##args) #define IWL_DEBUG_LIMIT(m, level, fmt, args...) \ - __iwl_dbg(trans(m)->dev, level, true, __func__, fmt, ##args) + __iwl_dbg((m)->dev, level, true, __func__, fmt, ##args) #ifdef CONFIG_IWLWIFI_DEBUG #define iwl_print_hex_dump(m, level, p, len) \ @@ -80,19 +83,6 @@ do { \ #define iwl_print_hex_dump(m, level, p, len) #endif /* CONFIG_IWLWIFI_DEBUG */ -#ifdef CONFIG_IWLWIFI_DEBUGFS -int iwl_dbgfs_register(struct iwl_priv *priv, const char *name); -void iwl_dbgfs_unregister(struct iwl_priv *priv); -#else -static inline int iwl_dbgfs_register(struct iwl_priv *priv, const char *name) -{ - return 0; -} -static inline void iwl_dbgfs_unregister(struct iwl_priv *priv) -{ -} -#endif /* CONFIG_IWLWIFI_DEBUGFS */ - /* * To use the debug system: * diff --git a/drivers/net/wireless/iwlwifi/iwl-debugfs.c b/drivers/net/wireless/iwlwifi/iwl-debugfs.c index 32834a797d1..e7c157e5ebe 100644 --- a/drivers/net/wireless/iwlwifi/iwl-debugfs.c +++ b/drivers/net/wireless/iwlwifi/iwl-debugfs.c @@ -37,9 +37,9 @@ #include "iwl-dev.h" #include "iwl-debug.h" -#include "iwl-core.h" #include "iwl-io.h" #include "iwl-agn.h" +#include "iwl-modparams.h" /* create and remove of files */ #define DEBUGFS_ADD_FILE(name, parent, mode) do { \ @@ -111,105 +111,6 @@ static const struct file_operations iwl_dbgfs_##name##_ops = { \ .llseek = generic_file_llseek, \ }; -static ssize_t iwl_dbgfs_tx_statistics_read(struct file *file, - char __user *user_buf, - size_t count, loff_t *ppos) { - - struct iwl_priv *priv = file->private_data; - char *buf; - int pos = 0; - - int cnt; - ssize_t ret; - const size_t bufsz = 100 + - sizeof(char) * 50 * (MANAGEMENT_MAX + CONTROL_MAX); - buf = kzalloc(bufsz, GFP_KERNEL); - if (!buf) - return -ENOMEM; - pos += scnprintf(buf + pos, bufsz - pos, "Management:\n"); - for (cnt = 0; cnt < MANAGEMENT_MAX; cnt++) { - pos += scnprintf(buf + pos, bufsz - pos, - "\t%25s\t\t: %u\n", - get_mgmt_string(cnt), - priv->tx_stats.mgmt[cnt]); - } - pos += scnprintf(buf + pos, bufsz - pos, "Control\n"); - for (cnt = 0; cnt < CONTROL_MAX; cnt++) { - pos += scnprintf(buf + pos, bufsz - pos, - "\t%25s\t\t: %u\n", - get_ctrl_string(cnt), - priv->tx_stats.ctrl[cnt]); - } - pos += scnprintf(buf + pos, bufsz - pos, "Data:\n"); - pos += scnprintf(buf + pos, bufsz - pos, "\tcnt: %u\n", - priv->tx_stats.data_cnt); - pos += scnprintf(buf + pos, bufsz - pos, "\tbytes: %llu\n", - priv->tx_stats.data_bytes); - ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); - kfree(buf); - return ret; -} - -static ssize_t iwl_dbgfs_clear_traffic_statistics_write(struct file *file, - const char __user *user_buf, - size_t count, loff_t *ppos) -{ - struct iwl_priv *priv = file->private_data; - u32 clear_flag; - char buf[8]; - int buf_size; - - memset(buf, 0, sizeof(buf)); - buf_size = min(count, sizeof(buf) - 1); - if (copy_from_user(buf, user_buf, buf_size)) - return -EFAULT; - if (sscanf(buf, "%x", &clear_flag) != 1) - return -EFAULT; - iwl_clear_traffic_stats(priv); - - return count; -} - -static ssize_t iwl_dbgfs_rx_statistics_read(struct file *file, - char __user *user_buf, - size_t count, loff_t *ppos) { - - struct iwl_priv *priv = file->private_data; - char *buf; - int pos = 0; - int cnt; - ssize_t ret; - const size_t bufsz = 100 + - sizeof(char) * 50 * (MANAGEMENT_MAX + CONTROL_MAX); - buf = kzalloc(bufsz, GFP_KERNEL); - if (!buf) - return -ENOMEM; - - pos += scnprintf(buf + pos, bufsz - pos, "Management:\n"); - for (cnt = 0; cnt < MANAGEMENT_MAX; cnt++) { - pos += scnprintf(buf + pos, bufsz - pos, - "\t%25s\t\t: %u\n", - get_mgmt_string(cnt), - priv->rx_stats.mgmt[cnt]); - } - pos += scnprintf(buf + pos, bufsz - pos, "Control:\n"); - for (cnt = 0; cnt < CONTROL_MAX; cnt++) { - pos += scnprintf(buf + pos, bufsz - pos, - "\t%25s\t\t: %u\n", - get_ctrl_string(cnt), - priv->rx_stats.ctrl[cnt]); - } - pos += scnprintf(buf + pos, bufsz - pos, "Data:\n"); - pos += scnprintf(buf + pos, bufsz - pos, "\tcnt: %u\n", - priv->rx_stats.data_cnt); - pos += scnprintf(buf + pos, bufsz - pos, "\tbytes: %llu\n", - priv->rx_stats.data_bytes); - - ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); - kfree(buf); - return ret; -} - static ssize_t iwl_dbgfs_sram_read(struct file *file, char __user *user_buf, size_t count, loff_t *ppos) @@ -230,10 +131,8 @@ static ssize_t iwl_dbgfs_sram_read(struct file *file, /* default is to dump the entire data segment */ if (!priv->dbgfs_sram_offset && !priv->dbgfs_sram_len) { priv->dbgfs_sram_offset = 0x800000; - if (!priv->ucode_loaded) { - IWL_ERR(priv, "No uCode has been loadded.\n"); + if (!priv->ucode_loaded) return -EINVAL; - } img = &priv->fw->img[priv->cur_ucode]; priv->dbgfs_sram_len = img->sec[IWL_UCODE_SECTION_DATA].len; } @@ -259,7 +158,7 @@ static ssize_t iwl_dbgfs_sram_read(struct file *file, sram = priv->dbgfs_sram_offset & ~0x3; /* read the first u32 from sram */ - val = iwl_read_targ_mem(trans(priv), sram); + val = iwl_read_targ_mem(priv->trans, sram); for (; len; len--) { /* put the address at the start of every line */ @@ -278,7 +177,7 @@ static ssize_t iwl_dbgfs_sram_read(struct file *file, if (++offset == 4) { sram += 4; offset = 0; - val = iwl_read_targ_mem(trans(priv), sram); + val = iwl_read_targ_mem(priv->trans, sram); } /* put in extra spaces and split lines for human readability */ @@ -408,26 +307,21 @@ static ssize_t iwl_dbgfs_nvm_read(struct file *file, const u8 *ptr; char *buf; u16 eeprom_ver; - size_t eeprom_len = cfg(priv)->base_params->eeprom_size; + size_t eeprom_len = priv->cfg->base_params->eeprom_size; buf_size = 4 * eeprom_len + 256; - if (eeprom_len % 16) { - IWL_ERR(priv, "NVM size is not multiple of 16.\n"); + if (eeprom_len % 16) return -ENODATA; - } ptr = priv->eeprom; - if (!ptr) { - IWL_ERR(priv, "Invalid EEPROM/OTP memory\n"); + if (!ptr) return -ENOMEM; - } /* 4 characters for byte 0xYY */ buf = kzalloc(buf_size, GFP_KERNEL); - if (!buf) { - IWL_ERR(priv, "Can not allocate Buffer\n"); + if (!buf) return -ENOMEM; - } + eeprom_ver = iwl_eeprom_query16(priv, EEPROM_VERSION); pos += scnprintf(buf + pos, buf_size - pos, "NVM Type: %s, " "version: 0x%x\n", @@ -461,10 +355,8 @@ static ssize_t iwl_dbgfs_channels_read(struct file *file, char __user *user_buf, return -EAGAIN; buf = kzalloc(bufsz, GFP_KERNEL); - if (!buf) { - IWL_ERR(priv, "Can not allocate Buffer\n"); + if (!buf) return -ENOMEM; - } supp_band = iwl_get_hw_mode(priv, IEEE80211_BAND_2GHZ); if (supp_band) { @@ -566,10 +458,8 @@ static ssize_t iwl_dbgfs_rx_handlers_read(struct file *file, ssize_t ret; buf = kzalloc(bufsz, GFP_KERNEL); - if (!buf) { - IWL_ERR(priv, "Can not allocate Buffer\n"); + if (!buf) return -ENOMEM; - } for (cnt = 0; cnt < REPLY_MAX; cnt++) { if (priv->rx_handlers_stats[cnt] > 0) @@ -683,11 +573,8 @@ static ssize_t iwl_dbgfs_disable_ht40_write(struct file *file, return -EFAULT; if (!iwl_is_any_associated(priv)) priv->disable_ht40 = ht40 ? true : false; - else { - IWL_ERR(priv, "Sta associated with AP - " - "Change to 40MHz channel support is not allowed\n"); + else return -EINVAL; - } return count; } @@ -819,87 +706,6 @@ DEBUGFS_READ_FILE_OPS(temperature); DEBUGFS_READ_WRITE_FILE_OPS(sleep_level_override); DEBUGFS_READ_FILE_OPS(current_sleep_command); -static ssize_t iwl_dbgfs_traffic_log_read(struct file *file, - char __user *user_buf, - size_t count, loff_t *ppos) -{ - struct iwl_priv *priv = file->private_data; - int pos = 0, ofs = 0; - int cnt = 0, entry; - - char *buf; - int bufsz = ((IWL_TRAFFIC_ENTRIES * IWL_TRAFFIC_ENTRY_SIZE * 64) * 2) + - (cfg(priv)->base_params->num_of_queues * 32 * 8) + 400; - const u8 *ptr; - ssize_t ret; - - buf = kzalloc(bufsz, GFP_KERNEL); - if (!buf) { - IWL_ERR(priv, "Can not allocate buffer\n"); - return -ENOMEM; - } - if (priv->tx_traffic && iwl_have_debug_level(IWL_DL_TX)) { - ptr = priv->tx_traffic; - pos += scnprintf(buf + pos, bufsz - pos, - "Tx Traffic idx: %u\n", priv->tx_traffic_idx); - for (cnt = 0, ofs = 0; cnt < IWL_TRAFFIC_ENTRIES; cnt++) { - for (entry = 0; entry < IWL_TRAFFIC_ENTRY_SIZE / 16; - entry++, ofs += 16) { - pos += scnprintf(buf + pos, bufsz - pos, - "0x%.4x ", ofs); - hex_dump_to_buffer(ptr + ofs, 16, 16, 2, - buf + pos, bufsz - pos, 0); - pos += strlen(buf + pos); - if (bufsz - pos > 0) - buf[pos++] = '\n'; - } - } - } - - if (priv->rx_traffic && iwl_have_debug_level(IWL_DL_RX)) { - ptr = priv->rx_traffic; - pos += scnprintf(buf + pos, bufsz - pos, - "Rx Traffic idx: %u\n", priv->rx_traffic_idx); - for (cnt = 0, ofs = 0; cnt < IWL_TRAFFIC_ENTRIES; cnt++) { - for (entry = 0; entry < IWL_TRAFFIC_ENTRY_SIZE / 16; - entry++, ofs += 16) { - pos += scnprintf(buf + pos, bufsz - pos, - "0x%.4x ", ofs); - hex_dump_to_buffer(ptr + ofs, 16, 16, 2, - buf + pos, bufsz - pos, 0); - pos += strlen(buf + pos); - if (bufsz - pos > 0) - buf[pos++] = '\n'; - } - } - } - - ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); - kfree(buf); - return ret; -} - -static ssize_t iwl_dbgfs_traffic_log_write(struct file *file, - const char __user *user_buf, - size_t count, loff_t *ppos) -{ - struct iwl_priv *priv = file->private_data; - char buf[8]; - int buf_size; - int traffic_log; - - memset(buf, 0, sizeof(buf)); - buf_size = min(count, sizeof(buf) - 1); - if (copy_from_user(buf, user_buf, buf_size)) - return -EFAULT; - if (sscanf(buf, "%d", &traffic_log) != 1) - return -EFAULT; - if (traffic_log == 0) - iwl_reset_traffic_log(priv); - - return count; -} - static const char *fmt_value = " %-30s %10u\n"; static const char *fmt_hex = " %-30s 0x%02X\n"; static const char *fmt_table = " %-30s %10u %10u %10u %10u\n"; @@ -950,10 +756,8 @@ static ssize_t iwl_dbgfs_ucode_rx_stats_read(struct file *file, return -EAGAIN; buf = kzalloc(bufsz, GFP_KERNEL); - if (!buf) { - IWL_ERR(priv, "Can not allocate Buffer\n"); + if (!buf) return -ENOMEM; - } /* * the statistic information display here is based on @@ -1379,10 +1183,8 @@ static ssize_t iwl_dbgfs_ucode_tx_stats_read(struct file *file, return -EAGAIN; buf = kzalloc(bufsz, GFP_KERNEL); - if (!buf) { - IWL_ERR(priv, "Can not allocate Buffer\n"); + if (!buf) return -ENOMEM; - } /* the statistic information display here is based on * the last statistics notification from uCode @@ -1581,10 +1383,8 @@ static ssize_t iwl_dbgfs_ucode_general_stats_read(struct file *file, return -EAGAIN; buf = kzalloc(bufsz, GFP_KERNEL); - if (!buf) { - IWL_ERR(priv, "Can not allocate Buffer\n"); + if (!buf) return -ENOMEM; - } /* the statistic information display here is based on * the last statistics notification from uCode @@ -1707,16 +1507,11 @@ static ssize_t iwl_dbgfs_ucode_bt_stats_read(struct file *file, ret = iwl_send_statistics_request(priv, CMD_SYNC, false); mutex_unlock(&priv->mutex); - if (ret) { - IWL_ERR(priv, - "Error sending statistics request: %zd\n", ret); + if (ret) return -EAGAIN; - } buf = kzalloc(bufsz, GFP_KERNEL); - if (!buf) { - IWL_ERR(priv, "Can not allocate Buffer\n"); + if (!buf) return -ENOMEM; - } /* * the statistic information display here is based on @@ -1793,10 +1588,8 @@ static ssize_t iwl_dbgfs_reply_tx_error_read(struct file *file, return -EAGAIN; buf = kzalloc(bufsz, GFP_KERNEL); - if (!buf) { - IWL_ERR(priv, "Can not allocate Buffer\n"); + if (!buf) return -ENOMEM; - } pos += scnprintf(buf + pos, bufsz - pos, "Statistics_TX_Error:\n"); pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t\t%u\n", @@ -1936,10 +1729,8 @@ static ssize_t iwl_dbgfs_sensitivity_read(struct file *file, data = &priv->sensitivity_data; buf = kzalloc(bufsz, GFP_KERNEL); - if (!buf) { - IWL_ERR(priv, "Can not allocate Buffer\n"); + if (!buf) return -ENOMEM; - } pos += scnprintf(buf + pos, bufsz - pos, "auto_corr_ofdm:\t\t\t %u\n", data->auto_corr_ofdm); @@ -2017,10 +1808,8 @@ static ssize_t iwl_dbgfs_chain_noise_read(struct file *file, data = &priv->chain_noise_data; buf = kzalloc(bufsz, GFP_KERNEL); - if (!buf) { - IWL_ERR(priv, "Can not allocate Buffer\n"); + if (!buf) return -ENOMEM; - } pos += scnprintf(buf + pos, bufsz - pos, "active_chains:\t\t\t %u\n", data->active_chains); @@ -2071,7 +1860,7 @@ static ssize_t iwl_dbgfs_power_save_status_read(struct file *file, const size_t bufsz = sizeof(buf); u32 pwrsave_status; - pwrsave_status = iwl_read32(trans(priv), CSR_GP_CNTRL) & + pwrsave_status = iwl_read32(priv->trans, CSR_GP_CNTRL) & CSR_GP_REG_POWER_SAVE_STATUS_MSK; pos += scnprintf(buf + pos, bufsz - pos, "Power Save Status: "); @@ -2380,7 +2169,7 @@ static ssize_t iwl_dbgfs_protection_mode_read(struct file *file, char buf[40]; const size_t bufsz = sizeof(buf); - if (cfg(priv)->ht_params) + if (priv->cfg->ht_params) pos += scnprintf(buf + pos, bufsz - pos, "use %s for aggregation\n", (priv->hw_params.use_rts_for_aggregation) ? @@ -2400,7 +2189,7 @@ static ssize_t iwl_dbgfs_protection_mode_write(struct file *file, int buf_size; int rts; - if (!cfg(priv)->ht_params) + if (!priv->cfg->ht_params) return -EINVAL; memset(buf, 0, sizeof(buf)); @@ -2416,6 +2205,23 @@ static ssize_t iwl_dbgfs_protection_mode_write(struct file *file, return count; } +static int iwl_cmd_echo_test(struct iwl_priv *priv) +{ + int ret; + struct iwl_host_cmd cmd = { + .id = REPLY_ECHO, + .len = { 0 }, + .flags = CMD_SYNC, + }; + + ret = iwl_dvm_send_cmd(priv, &cmd); + if (ret) + IWL_ERR(priv, "echo testing fail: 0X%x\n", ret); + else + IWL_DEBUG_INFO(priv, "echo testing pass\n"); + return ret; +} + static ssize_t iwl_dbgfs_echo_test_write(struct file *file, const char __user *user_buf, size_t count, loff_t *ppos) @@ -2499,9 +2305,27 @@ static ssize_t iwl_dbgfs_calib_disabled_read(struct file *file, return simple_read_from_buffer(user_buf, count, ppos, buf, pos); } -DEBUGFS_READ_FILE_OPS(rx_statistics); -DEBUGFS_READ_FILE_OPS(tx_statistics); -DEBUGFS_READ_WRITE_FILE_OPS(traffic_log); +static ssize_t iwl_dbgfs_calib_disabled_write(struct file *file, + const char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct iwl_priv *priv = file->private_data; + char buf[8]; + u32 calib_disabled; + int buf_size; + + memset(buf, 0, sizeof(buf)); + buf_size = min(count, sizeof(buf) - 1); + if (copy_from_user(buf, user_buf, buf_size)) + return -EFAULT; + if (sscanf(buf, "%x", &calib_disabled) != 1) + return -EFAULT; + + priv->calib_disabled = calib_disabled; + + return count; +} + DEBUGFS_READ_FILE_OPS(ucode_rx_stats); DEBUGFS_READ_FILE_OPS(ucode_tx_stats); DEBUGFS_READ_FILE_OPS(ucode_general_stats); @@ -2509,7 +2333,6 @@ DEBUGFS_READ_FILE_OPS(sensitivity); DEBUGFS_READ_FILE_OPS(chain_noise); DEBUGFS_READ_FILE_OPS(power_save_status); DEBUGFS_WRITE_FILE_OPS(clear_ucode_statistics); -DEBUGFS_WRITE_FILE_OPS(clear_traffic_statistics); DEBUGFS_READ_WRITE_FILE_OPS(ucode_tracing); DEBUGFS_READ_WRITE_FILE_OPS(missed_beacon); DEBUGFS_READ_WRITE_FILE_OPS(plcp_delta); @@ -2523,7 +2346,7 @@ DEBUGFS_READ_WRITE_FILE_OPS(protection_mode); DEBUGFS_READ_FILE_OPS(reply_tx_error); DEBUGFS_WRITE_FILE_OPS(echo_test); DEBUGFS_READ_WRITE_FILE_OPS(log_event); -DEBUGFS_READ_FILE_OPS(calib_disabled); +DEBUGFS_READ_WRITE_FILE_OPS(calib_disabled); /* * Create the debugfs files and directories @@ -2564,12 +2387,8 @@ int iwl_dbgfs_register(struct iwl_priv *priv, const char *name) DEBUGFS_ADD_FILE(disable_ht40, dir_data, S_IWUSR | S_IRUSR); DEBUGFS_ADD_FILE(temperature, dir_data, S_IRUSR); - DEBUGFS_ADD_FILE(rx_statistics, dir_debug, S_IRUSR); - DEBUGFS_ADD_FILE(tx_statistics, dir_debug, S_IRUSR); - DEBUGFS_ADD_FILE(traffic_log, dir_debug, S_IWUSR | S_IRUSR); DEBUGFS_ADD_FILE(power_save_status, dir_debug, S_IRUSR); DEBUGFS_ADD_FILE(clear_ucode_statistics, dir_debug, S_IWUSR); - DEBUGFS_ADD_FILE(clear_traffic_statistics, dir_debug, S_IWUSR); DEBUGFS_ADD_FILE(missed_beacon, dir_debug, S_IWUSR); DEBUGFS_ADD_FILE(plcp_delta, dir_debug, S_IWUSR | S_IRUSR); DEBUGFS_ADD_FILE(rf_reset, dir_debug, S_IWUSR | S_IRUSR); @@ -2592,9 +2411,9 @@ int iwl_dbgfs_register(struct iwl_priv *priv, const char *name) DEBUGFS_ADD_FILE(bt_traffic, dir_debug, S_IRUSR); /* Calibrations disabled/enabled status*/ - DEBUGFS_ADD_FILE(calib_disabled, dir_rf, S_IRUSR); + DEBUGFS_ADD_FILE(calib_disabled, dir_rf, S_IWUSR | S_IRUSR); - if (iwl_trans_dbgfs_register(trans(priv), dir_debug)) + if (iwl_trans_dbgfs_register(priv->trans, dir_debug)) goto err; return 0; diff --git a/drivers/net/wireless/iwlwifi/iwl-dev.h b/drivers/net/wireless/iwlwifi/iwl-dev.h index c235a1ea71b..f70219c3b12 100644 --- a/drivers/net/wireless/iwlwifi/iwl-dev.h +++ b/drivers/net/wireless/iwlwifi/iwl-dev.h @@ -38,6 +38,7 @@ #include <linux/slab.h> #include <linux/mutex.h> +#include "iwl-fw.h" #include "iwl-eeprom.h" #include "iwl-csr.h" #include "iwl-debug.h" @@ -47,7 +48,6 @@ #include "iwl-agn-rs.h" #include "iwl-agn-tt.h" #include "iwl-trans.h" -#include "iwl-shared.h" #include "iwl-op-mode.h" #include "iwl-notif-wait.h" @@ -194,6 +194,7 @@ struct iwl_qos_info { * These states relate to a specific RA / TID. * * @IWL_AGG_OFF: aggregation is not used + * @IWL_AGG_STARTING: aggregation are starting (between start and oper) * @IWL_AGG_ON: aggregation session is up * @IWL_EMPTYING_HW_QUEUE_ADDBA: establishing a BA session - waiting for the * HW queue to be empty from packets for this RA /TID. @@ -202,6 +203,7 @@ struct iwl_qos_info { */ enum iwl_agg_state { IWL_AGG_OFF = 0, + IWL_AGG_STARTING, IWL_AGG_ON, IWL_EMPTYING_HW_QUEUE_ADDBA, IWL_EMPTYING_HW_QUEUE_DELBA, @@ -504,44 +506,6 @@ struct reply_agg_tx_error_statistics { u32 unknown; }; -/* management statistics */ -enum iwl_mgmt_stats { - MANAGEMENT_ASSOC_REQ = 0, - MANAGEMENT_ASSOC_RESP, - MANAGEMENT_REASSOC_REQ, - MANAGEMENT_REASSOC_RESP, - MANAGEMENT_PROBE_REQ, - MANAGEMENT_PROBE_RESP, - MANAGEMENT_BEACON, - MANAGEMENT_ATIM, - MANAGEMENT_DISASSOC, - MANAGEMENT_AUTH, - MANAGEMENT_DEAUTH, - MANAGEMENT_ACTION, - MANAGEMENT_MAX, -}; -/* control statistics */ -enum iwl_ctrl_stats { - CONTROL_BACK_REQ = 0, - CONTROL_BACK, - CONTROL_PSPOLL, - CONTROL_RTS, - CONTROL_CTS, - CONTROL_ACK, - CONTROL_CFEND, - CONTROL_CFENDACK, - CONTROL_MAX, -}; - -struct traffic_stats { -#ifdef CONFIG_IWLWIFI_DEBUGFS - u32 mgmt[MANAGEMENT_MAX]; - u32 ctrl[CONTROL_MAX]; - u32 data_cnt; - u64 data_bytes; -#endif -}; - /* * schedule the timer to wake up every UCODE_TRACE_PERIOD milliseconds * to perform continuous uCode event logging operation if enabled @@ -568,25 +532,8 @@ struct iwl_event_log { int wraps_more_count; }; -/* - * This is the threshold value of plcp error rate per 100mSecs. It is - * used to set and check for the validity of plcp_delta. - */ -#define IWL_MAX_PLCP_ERR_THRESHOLD_MIN (1) -#define IWL_MAX_PLCP_ERR_THRESHOLD_DEF (50) -#define IWL_MAX_PLCP_ERR_LONG_THRESHOLD_DEF (100) -#define IWL_MAX_PLCP_ERR_EXT_LONG_THRESHOLD_DEF (200) -#define IWL_MAX_PLCP_ERR_THRESHOLD_MAX (255) -#define IWL_MAX_PLCP_ERR_THRESHOLD_DISABLE (0) - #define IWL_DELAY_NEXT_FORCE_RF_RESET (HZ*3) -/* TX queue watchdog timeouts in mSecs */ -#define IWL_WATCHHDOG_DISABLED (0) -#define IWL_DEF_WD_TIMEOUT (2000) -#define IWL_LONG_WD_TIMEOUT (10000) -#define IWL_MAX_WD_TIMEOUT (120000) - /* BT Antenna Coupling Threshold (dB) */ #define IWL_BT_ANTENNA_COUPLING_THRESHOLD (35) @@ -602,6 +549,13 @@ struct iwl_rf_reset { unsigned long last_reset_jiffies; }; +enum iwl_rxon_context_id { + IWL_RXON_CTX_BSS, + IWL_RXON_CTX_PAN, + + NUM_IWL_RXON_CTX +}; + /* extend beacon time format bit shifting */ /* * for _agn devices @@ -742,12 +696,15 @@ struct iwl_wipan_noa_data { }; /* Calibration disabling bit mask */ -#define IWL_SENSITIVITY_CALIB_DISABLED BIT(1) -#define IWL_CHAIN_NOISE_CALIB_DISABLED BIT(2) -#define IWL_TX_POWER_CALIB_DISABLED BIT(3) +enum { + IWL_CALIB_ENABLE_ALL = 0, + + IWL_SENSITIVITY_CALIB_DISABLED = BIT(0), + IWL_CHAIN_NOISE_CALIB_DISABLED = BIT(1), + IWL_TX_POWER_CALIB_DISABLED = BIT(2), -#define IWL_CALIB_ENABLE_ALL 0 -#define IWL_CALIB_DISABLE_ALL 0xFFFFFFFF + IWL_CALIB_DISABLE_ALL = 0xFFFFFFFF, +}; #define IWL_OP_MODE_GET_DVM(_iwl_op_mode) \ ((struct iwl_priv *) ((_iwl_op_mode)->op_mode_specific)) @@ -758,8 +715,9 @@ struct iwl_wipan_noa_data { struct iwl_priv { - /*data shared among all the driver's layers */ - struct iwl_shared *shrd; + struct iwl_trans *trans; + struct device *dev; /* for debug prints only */ + const struct iwl_cfg *cfg; const struct iwl_fw *fw; const struct iwl_lib_ops *lib; unsigned long status; @@ -769,9 +727,9 @@ struct iwl_priv { unsigned long transport_queue_stop; bool passive_no_rx; -#define IWL_INVALID_AC 0xff - u8 queue_to_ac[IWL_MAX_HW_QUEUES]; - atomic_t ac_stop_count[IEEE80211_NUM_ACS]; +#define IWL_INVALID_MAC80211_QUEUE 0xff + u8 queue_to_mac80211[IWL_MAX_HW_QUEUES]; + atomic_t queue_stop_count[IWL_MAX_HW_QUEUES]; unsigned long agg_q_alloc[BITS_TO_LONGS(IWL_MAX_HW_QUEUES)]; @@ -880,10 +838,6 @@ struct iwl_priv { int activity_timer_active; - /* counts mgmt, ctl, and data packets */ - struct traffic_stats tx_stats; - struct traffic_stats rx_stats; - struct iwl_power_mgr power_data; struct iwl_tt_mgmt thermal_throttle; @@ -1003,10 +957,6 @@ struct iwl_priv { #ifdef CONFIG_IWLWIFI_DEBUGFS /* debugfs */ - u16 tx_traffic_idx; - u16 rx_traffic_idx; - u8 *tx_traffic; - u8 *rx_traffic; struct dentry *debugfs_dir; u32 dbgfs_sram_offset, dbgfs_sram_len; bool disable_ht40; @@ -1051,7 +1001,6 @@ struct iwl_priv { }; /*iwl_priv */ extern struct kmem_cache *iwl_tx_cmd_pool; -extern struct iwl_mod_params iwlagn_mod_params; static inline struct iwl_rxon_context * iwl_rxon_ctx_from_vif(struct ieee80211_vif *vif) diff --git a/drivers/net/wireless/iwlwifi/iwl-drv.c b/drivers/net/wireless/iwlwifi/iwl-drv.c index 17485e71542..05302d6f989 100644 --- a/drivers/net/wireless/iwlwifi/iwl-drv.c +++ b/drivers/net/wireless/iwlwifi/iwl-drv.c @@ -67,9 +67,11 @@ #include "iwl-drv.h" #include "iwl-trans.h" -#include "iwl-shared.h" #include "iwl-op-mode.h" #include "iwl-agn-hw.h" +#include "iwl-fw.h" +#include "iwl-config.h" +#include "iwl-modparams.h" /* private includes */ #include "iwl-fw-file.h" @@ -77,8 +79,10 @@ /** * struct iwl_drv - drv common data * @fw: the iwl_fw structure - * @shrd: pointer to common shared structure * @op_mode: the running op_mode + * @trans: transport layer + * @dev: for debug prints only + * @cfg: configuration struct * @fw_index: firmware revision to try loading * @firmware_name: composite filename of ucode file to load * @request_firmware_complete: the firmware has been obtained from user space @@ -86,8 +90,10 @@ struct iwl_drv { struct iwl_fw fw; - struct iwl_shared *shrd; struct iwl_op_mode *op_mode; + struct iwl_trans *trans; + struct device *dev; + const struct iwl_cfg *cfg; int fw_index; /* firmware we're trying to load */ char firmware_name[25]; /* name of firmware file to load */ @@ -110,7 +116,7 @@ struct fw_sec { static void iwl_free_fw_desc(struct iwl_drv *drv, struct fw_desc *desc) { if (desc->v_addr) - dma_free_coherent(trans(drv)->dev, desc->len, + dma_free_coherent(drv->trans->dev, desc->len, desc->v_addr, desc->p_addr); desc->v_addr = NULL; desc->len = 0; @@ -138,7 +144,7 @@ static int iwl_alloc_fw_desc(struct iwl_drv *drv, struct fw_desc *desc, return -EINVAL; } - desc->v_addr = dma_alloc_coherent(trans(drv)->dev, sec->size, + desc->v_addr = dma_alloc_coherent(drv->trans->dev, sec->size, &desc->p_addr, GFP_KERNEL); if (!desc->v_addr) return -ENOMEM; @@ -156,8 +162,7 @@ static void iwl_ucode_callback(const struct firmware *ucode_raw, void *context); static int iwl_request_firmware(struct iwl_drv *drv, bool first) { - const struct iwl_cfg *cfg = cfg(drv); - const char *name_pre = cfg->fw_name_pre; + const char *name_pre = drv->cfg->fw_name_pre; char tag[8]; if (first) { @@ -166,14 +171,14 @@ static int iwl_request_firmware(struct iwl_drv *drv, bool first) strcpy(tag, UCODE_EXPERIMENTAL_TAG); } else if (drv->fw_index == UCODE_EXPERIMENTAL_INDEX) { #endif - drv->fw_index = cfg->ucode_api_max; + drv->fw_index = drv->cfg->ucode_api_max; sprintf(tag, "%d", drv->fw_index); } else { drv->fw_index--; sprintf(tag, "%d", drv->fw_index); } - if (drv->fw_index < cfg->ucode_api_min) { + if (drv->fw_index < drv->cfg->ucode_api_min) { IWL_ERR(drv, "no suitable firmware found!\n"); return -ENOENT; } @@ -186,7 +191,7 @@ static int iwl_request_firmware(struct iwl_drv *drv, bool first) drv->firmware_name); return request_firmware_nowait(THIS_MODULE, 1, drv->firmware_name, - trans(drv)->dev, + drv->trans->dev, GFP_KERNEL, drv, iwl_ucode_callback); } @@ -725,14 +730,13 @@ static int validate_sec_sizes(struct iwl_drv *drv, static void iwl_ucode_callback(const struct firmware *ucode_raw, void *context) { struct iwl_drv *drv = context; - const struct iwl_cfg *cfg = cfg(drv); struct iwl_fw *fw = &drv->fw; struct iwl_ucode_header *ucode; int err; struct iwl_firmware_pieces pieces; - const unsigned int api_max = cfg->ucode_api_max; - unsigned int api_ok = cfg->ucode_api_ok; - const unsigned int api_min = cfg->ucode_api_min; + const unsigned int api_max = drv->cfg->ucode_api_max; + unsigned int api_ok = drv->cfg->ucode_api_ok; + const unsigned int api_min = drv->cfg->ucode_api_min; u32 api_ver; int i; @@ -811,7 +815,7 @@ static void iwl_ucode_callback(const struct firmware *ucode_raw, void *context) * In mvm uCode there is no difference between data and instructions * sections. */ - if (!fw->mvm_fw && validate_sec_sizes(drv, &pieces, cfg)) + if (!fw->mvm_fw && validate_sec_sizes(drv, &pieces, drv->cfg)) goto try_again; /* Allocate ucode buffers for card's bus-master loading ... */ @@ -835,14 +839,14 @@ static void iwl_ucode_callback(const struct firmware *ucode_raw, void *context) fw->init_evtlog_size = (pieces.init_evtlog_size - 16)/12; else fw->init_evtlog_size = - cfg->base_params->max_event_log_size; + drv->cfg->base_params->max_event_log_size; fw->init_errlog_ptr = pieces.init_errlog_ptr; fw->inst_evtlog_ptr = pieces.inst_evtlog_ptr; if (pieces.inst_evtlog_size) fw->inst_evtlog_size = (pieces.inst_evtlog_size - 16)/12; else fw->inst_evtlog_size = - cfg->base_params->max_event_log_size; + drv->cfg->base_params->max_event_log_size; fw->inst_errlog_ptr = pieces.inst_errlog_ptr; /* @@ -858,7 +862,7 @@ static void iwl_ucode_callback(const struct firmware *ucode_raw, void *context) release_firmware(ucode_raw); complete(&drv->request_firmware_complete); - drv->op_mode = iwl_dvm_ops.start(drv->shrd->trans, &drv->fw); + drv->op_mode = iwl_dvm_ops.start(drv->trans, drv->cfg, &drv->fw); if (!drv->op_mode) goto out_unbind; @@ -878,24 +882,23 @@ static void iwl_ucode_callback(const struct firmware *ucode_raw, void *context) release_firmware(ucode_raw); out_unbind: complete(&drv->request_firmware_complete); - device_release_driver(trans(drv)->dev); + device_release_driver(drv->trans->dev); } -int iwl_drv_start(struct iwl_shared *shrd, - struct iwl_trans *trans, const struct iwl_cfg *cfg) +struct iwl_drv *iwl_drv_start(struct iwl_trans *trans, + const struct iwl_cfg *cfg) { struct iwl_drv *drv; int ret; - shrd->cfg = cfg; - drv = kzalloc(sizeof(*drv), GFP_KERNEL); if (!drv) { dev_printk(KERN_ERR, trans->dev, "Couldn't allocate iwl_drv"); - return -ENOMEM; + return NULL; } - drv->shrd = shrd; - shrd->drv = drv; + drv->trans = trans; + drv->dev = trans->dev; + drv->cfg = cfg; init_completion(&drv->request_firmware_complete); @@ -904,16 +907,14 @@ int iwl_drv_start(struct iwl_shared *shrd, if (ret) { dev_printk(KERN_ERR, trans->dev, "Couldn't request the fw"); kfree(drv); - shrd->drv = NULL; + drv = NULL; } - return ret; + return drv; } -void iwl_drv_stop(struct iwl_shared *shrd) +void iwl_drv_stop(struct iwl_drv *drv) { - struct iwl_drv *drv = shrd->drv; - wait_for_completion(&drv->request_firmware_complete); /* op_mode can be NULL if its start failed */ @@ -923,5 +924,91 @@ void iwl_drv_stop(struct iwl_shared *shrd) iwl_dealloc_ucode(drv); kfree(drv); - shrd->drv = NULL; } + + +/* shared module parameters */ +struct iwl_mod_params iwlwifi_mod_params = { + .amsdu_size_8K = 1, + .restart_fw = 1, + .plcp_check = true, + .bt_coex_active = true, + .power_level = IWL_POWER_INDEX_1, + .bt_ch_announce = true, + .auto_agg = true, + /* the rest are 0 by default */ +}; + +#ifdef CONFIG_IWLWIFI_DEBUG +module_param_named(debug, iwlwifi_mod_params.debug_level, uint, + S_IRUGO | S_IWUSR); +MODULE_PARM_DESC(debug, "debug output mask"); +#endif + +module_param_named(swcrypto, iwlwifi_mod_params.sw_crypto, int, S_IRUGO); +MODULE_PARM_DESC(swcrypto, "using crypto in software (default 0 [hardware])"); +module_param_named(11n_disable, iwlwifi_mod_params.disable_11n, uint, S_IRUGO); +MODULE_PARM_DESC(11n_disable, + "disable 11n functionality, bitmap: 1: full, 2: agg TX, 4: agg RX"); +module_param_named(amsdu_size_8K, iwlwifi_mod_params.amsdu_size_8K, + int, S_IRUGO); +MODULE_PARM_DESC(amsdu_size_8K, "enable 8K amsdu size"); +module_param_named(fw_restart, iwlwifi_mod_params.restart_fw, int, S_IRUGO); +MODULE_PARM_DESC(fw_restart, "restart firmware in case of error"); + +module_param_named(antenna_coupling, iwlwifi_mod_params.ant_coupling, + int, S_IRUGO); +MODULE_PARM_DESC(antenna_coupling, + "specify antenna coupling in dB (defualt: 0 dB)"); + +module_param_named(bt_ch_inhibition, iwlwifi_mod_params.bt_ch_announce, + bool, S_IRUGO); +MODULE_PARM_DESC(bt_ch_inhibition, + "Enable BT channel inhibition (default: enable)"); + +module_param_named(plcp_check, iwlwifi_mod_params.plcp_check, bool, S_IRUGO); +MODULE_PARM_DESC(plcp_check, "Check plcp health (default: 1 [enabled])"); + +module_param_named(wd_disable, iwlwifi_mod_params.wd_disable, int, S_IRUGO); +MODULE_PARM_DESC(wd_disable, + "Disable stuck queue watchdog timer 0=system default, " + "1=disable, 2=enable (default: 0)"); + +/* + * set bt_coex_active to true, uCode will do kill/defer + * every time the priority line is asserted (BT is sending signals on the + * priority line in the PCIx). + * set bt_coex_active to false, uCode will ignore the BT activity and + * perform the normal operation + * + * User might experience transmit issue on some platform due to WiFi/BT + * co-exist problem. The possible behaviors are: + * Able to scan and finding all the available AP + * Not able to associate with any AP + * On those platforms, WiFi communication can be restored by set + * "bt_coex_active" module parameter to "false" + * + * default: bt_coex_active = true (BT_COEX_ENABLE) + */ +module_param_named(bt_coex_active, iwlwifi_mod_params.bt_coex_active, + bool, S_IRUGO); +MODULE_PARM_DESC(bt_coex_active, "enable wifi/bt co-exist (default: enable)"); + +module_param_named(led_mode, iwlwifi_mod_params.led_mode, int, S_IRUGO); +MODULE_PARM_DESC(led_mode, "0=system default, " + "1=On(RF On)/Off(RF Off), 2=blinking, 3=Off (default: 0)"); + +module_param_named(power_save, iwlwifi_mod_params.power_save, + bool, S_IRUGO); +MODULE_PARM_DESC(power_save, + "enable WiFi power management (default: disable)"); + +module_param_named(power_level, iwlwifi_mod_params.power_level, + int, S_IRUGO); +MODULE_PARM_DESC(power_level, + "default power save level (range from 1 - 5, default: 1)"); + +module_param_named(auto_agg, iwlwifi_mod_params.auto_agg, + bool, S_IRUGO); +MODULE_PARM_DESC(auto_agg, + "enable agg w/o check traffic load (default: enable)"); diff --git a/drivers/net/wireless/iwlwifi/iwl-drv.h b/drivers/net/wireless/iwlwifi/iwl-drv.h index 3b771c1d909..2cbf137b25b 100644 --- a/drivers/net/wireless/iwlwifi/iwl-drv.h +++ b/drivers/net/wireless/iwlwifi/iwl-drv.h @@ -63,7 +63,12 @@ #ifndef __iwl_drv_h__ #define __iwl_drv_h__ -#include "iwl-shared.h" +/* for all modules */ +#define DRV_NAME "iwlwifi" +#define IWLWIFI_VERSION "in-tree:" +#define DRV_COPYRIGHT "Copyright(c) 2003-2012 Intel Corporation" +#define DRV_AUTHOR "<ilw@linux.intel.com>" + /** * DOC: Driver system flows - drv component @@ -90,34 +95,32 @@ * 8) iwl_ucode_callback starts the wifi implementation to matches the fw */ +struct iwl_drv; +struct iwl_trans; +struct iwl_cfg; /** * iwl_drv_start - start the drv * - * @shrd: the shrd area * @trans_ops: the ops of the transport * @cfg: device specific constants / virtual functions * - * TODO: review the parameters given to this function - * * starts the driver: fetches the firmware. This should be called by bus * specific system flows implementations. For example, the bus specific probe * function should do bus related operations only, and then call to this - * function. + * function. It returns the driver object or %NULL if an error occured. */ -int iwl_drv_start(struct iwl_shared *shrd, - struct iwl_trans *trans, const struct iwl_cfg *cfg); +struct iwl_drv *iwl_drv_start(struct iwl_trans *trans, + const struct iwl_cfg *cfg); /** * iwl_drv_stop - stop the drv * - * @shrd: the shrd area - * - * TODO: review the parameters given to this function + * @drv: * * Stop the driver. This should be called by bus specific system flows * implementations. For example, the bus specific remove function should first * call this function and then do the bus related operations only. */ -void iwl_drv_stop(struct iwl_shared *shrd); +void iwl_drv_stop(struct iwl_drv *drv); #endif /* __iwl_drv_h__ */ diff --git a/drivers/net/wireless/iwlwifi/iwl-eeprom.c b/drivers/net/wireless/iwlwifi/iwl-eeprom.c index a004431d1a6..50c58911e71 100644 --- a/drivers/net/wireless/iwlwifi/iwl-eeprom.c +++ b/drivers/net/wireless/iwlwifi/iwl-eeprom.c @@ -68,9 +68,7 @@ #include <net/mac80211.h> -#include "iwl-commands.h" #include "iwl-dev.h" -#include "iwl-core.h" #include "iwl-debug.h" #include "iwl-agn.h" #include "iwl-eeprom.h" @@ -189,7 +187,7 @@ static void iwl_eeprom_release_semaphore(struct iwl_trans *trans) static int iwl_eeprom_verify_signature(struct iwl_priv *priv) { - u32 gp = iwl_read32(trans(priv), CSR_EEPROM_GP) & + u32 gp = iwl_read32(priv->trans, CSR_EEPROM_GP) & CSR_EEPROM_GP_VALID_MSK; int ret = 0; @@ -236,8 +234,8 @@ int iwl_eeprom_check_version(struct iwl_priv *priv) eeprom_ver = iwl_eeprom_query16(priv, EEPROM_VERSION); calib_ver = iwl_eeprom_calib_version(priv); - if (eeprom_ver < cfg(priv)->eeprom_ver || - calib_ver < cfg(priv)->eeprom_calib_ver) + if (eeprom_ver < priv->cfg->eeprom_ver || + calib_ver < priv->cfg->eeprom_calib_ver) goto err; IWL_INFO(priv, "device EEPROM VER=0x%x, CALIB=0x%x\n", @@ -247,8 +245,8 @@ int iwl_eeprom_check_version(struct iwl_priv *priv) err: IWL_ERR(priv, "Unsupported (too old) EEPROM VER=0x%x < 0x%x " "CALIB=0x%x < 0x%x\n", - eeprom_ver, cfg(priv)->eeprom_ver, - calib_ver, cfg(priv)->eeprom_calib_ver); + eeprom_ver, priv->cfg->eeprom_ver, + calib_ver, priv->cfg->eeprom_calib_ver); return -EINVAL; } @@ -259,7 +257,7 @@ int iwl_eeprom_init_hw_params(struct iwl_priv *priv) priv->hw_params.sku = iwl_eeprom_query16(priv, EEPROM_SKU_CAP); if (priv->hw_params.sku & EEPROM_SKU_CAP_11N_ENABLE && - !cfg(priv)->ht_params) { + !priv->cfg->ht_params) { IWL_ERR(priv, "Invalid 11n configuration\n"); return -EINVAL; } @@ -277,10 +275,10 @@ int iwl_eeprom_init_hw_params(struct iwl_priv *priv) priv->hw_params.valid_rx_ant = EEPROM_RF_CFG_RX_ANT_MSK(radio_cfg); /* check overrides (some devices have wrong EEPROM) */ - if (cfg(priv)->valid_tx_ant) - priv->hw_params.valid_tx_ant = cfg(priv)->valid_tx_ant; - if (cfg(priv)->valid_rx_ant) - priv->hw_params.valid_rx_ant = cfg(priv)->valid_rx_ant; + if (priv->cfg->valid_tx_ant) + priv->hw_params.valid_tx_ant = priv->cfg->valid_tx_ant; + if (priv->cfg->valid_rx_ant) + priv->hw_params.valid_rx_ant = priv->cfg->valid_rx_ant; if (!priv->hw_params.valid_tx_ant || !priv->hw_params.valid_rx_ant) { IWL_ERR(priv, "Invalid chain (0x%X, 0x%X)\n", @@ -349,7 +347,7 @@ static u32 eeprom_indirect_address(struct iwl_priv *priv, u32 address) const u8 *iwl_eeprom_query_addr(struct iwl_priv *priv, size_t offset) { u32 address = eeprom_indirect_address(priv, offset); - BUG_ON(address >= cfg(priv)->base_params->eeprom_size); + BUG_ON(address >= priv->cfg->base_params->eeprom_size); return &priv->eeprom[address]; } @@ -433,7 +431,7 @@ static int iwl_init_otp_access(struct iwl_trans *trans) * CSR auto clock gate disable bit - * this is only applicable for HW with OTP shadow RAM */ - if (cfg(trans)->base_params->shadow_ram_support) + if (trans->cfg->base_params->shadow_ram_support) iwl_set_bit(trans, CSR_DBG_LINK_PWR_MGMT_REG, CSR_RESET_LINK_PWR_MGMT_DISABLED); } @@ -554,7 +552,7 @@ static int iwl_find_otp_image(struct iwl_trans *trans, } /* more in the link list, continue */ usedblocks++; - } while (usedblocks <= cfg(trans)->base_params->max_ll_items); + } while (usedblocks <= trans->cfg->base_params->max_ll_items); /* OTP has no valid blocks */ IWL_DEBUG_EEPROM(trans, "OTP has no valid blocks\n"); @@ -693,7 +691,7 @@ static void iwl_eeprom_enhanced_txpower(struct iwl_priv *priv) ((txp->delta_20_in_40 & 0xf0) >> 4), (txp->delta_20_in_40 & 0x0f)); - max_txp_avg = iwl_get_max_txpower_avg(cfg(priv), txp_array, idx, + max_txp_avg = iwl_get_max_txpower_avg(priv->cfg, txp_array, idx, &max_txp_avg_halfdbm); /* @@ -719,18 +717,18 @@ static void iwl_eeprom_enhanced_txpower(struct iwl_priv *priv) int iwl_eeprom_init(struct iwl_priv *priv, u32 hw_rev) { __le16 *e; - u32 gp = iwl_read32(trans(priv), CSR_EEPROM_GP); + u32 gp = iwl_read32(priv->trans, CSR_EEPROM_GP); int sz; int ret; u16 addr; u16 validblockaddr = 0; u16 cache_addr = 0; - priv->nvm_device_type = iwl_get_nvm_type(trans(priv), hw_rev); + priv->nvm_device_type = iwl_get_nvm_type(priv->trans, hw_rev); if (priv->nvm_device_type == -ENOENT) return -ENOENT; /* allocate eeprom */ - sz = cfg(priv)->base_params->eeprom_size; + sz = priv->cfg->base_params->eeprom_size; IWL_DEBUG_EEPROM(priv, "NVM size = %d\n", sz); priv->eeprom = kzalloc(sz, GFP_KERNEL); if (!priv->eeprom) { @@ -747,7 +745,7 @@ int iwl_eeprom_init(struct iwl_priv *priv, u32 hw_rev) } /* Make sure driver (instead of uCode) is allowed to read EEPROM */ - ret = iwl_eeprom_acquire_semaphore(trans(priv)); + ret = iwl_eeprom_acquire_semaphore(priv->trans); if (ret < 0) { IWL_ERR(priv, "Failed to acquire EEPROM semaphore.\n"); ret = -ENOENT; @@ -756,22 +754,22 @@ int iwl_eeprom_init(struct iwl_priv *priv, u32 hw_rev) if (priv->nvm_device_type == NVM_DEVICE_TYPE_OTP) { - ret = iwl_init_otp_access(trans(priv)); + ret = iwl_init_otp_access(priv->trans); if (ret) { IWL_ERR(priv, "Failed to initialize OTP access.\n"); ret = -ENOENT; goto done; } - iwl_write32(trans(priv), CSR_EEPROM_GP, - iwl_read32(trans(priv), CSR_EEPROM_GP) & + iwl_write32(priv->trans, CSR_EEPROM_GP, + iwl_read32(priv->trans, CSR_EEPROM_GP) & ~CSR_EEPROM_GP_IF_OWNER_MSK); - iwl_set_bit(trans(priv), CSR_OTP_GP_REG, + iwl_set_bit(priv->trans, CSR_OTP_GP_REG, CSR_OTP_GP_REG_ECC_CORR_STATUS_MSK | CSR_OTP_GP_REG_ECC_UNCORR_STATUS_MSK); /* traversing the linked list if no shadow ram supported */ - if (!cfg(priv)->base_params->shadow_ram_support) { - if (iwl_find_otp_image(trans(priv), &validblockaddr)) { + if (!priv->cfg->base_params->shadow_ram_support) { + if (iwl_find_otp_image(priv->trans, &validblockaddr)) { ret = -ENOENT; goto done; } @@ -780,7 +778,7 @@ int iwl_eeprom_init(struct iwl_priv *priv, u32 hw_rev) addr += sizeof(u16)) { __le16 eeprom_data; - ret = iwl_read_otp_word(trans(priv), addr, + ret = iwl_read_otp_word(priv->trans, addr, &eeprom_data); if (ret) goto done; @@ -792,10 +790,10 @@ int iwl_eeprom_init(struct iwl_priv *priv, u32 hw_rev) for (addr = 0; addr < sz; addr += sizeof(u16)) { u32 r; - iwl_write32(trans(priv), CSR_EEPROM_REG, + iwl_write32(priv->trans, CSR_EEPROM_REG, CSR_EEPROM_REG_MSK_ADDR & (addr << 1)); - ret = iwl_poll_bit(trans(priv), CSR_EEPROM_REG, + ret = iwl_poll_bit(priv->trans, CSR_EEPROM_REG, CSR_EEPROM_REG_READ_VALID_MSK, CSR_EEPROM_REG_READ_VALID_MSK, IWL_EEPROM_ACCESS_TIMEOUT); @@ -804,7 +802,7 @@ int iwl_eeprom_init(struct iwl_priv *priv, u32 hw_rev) "Time out reading EEPROM[%d]\n", addr); goto done; } - r = iwl_read32(trans(priv), CSR_EEPROM_REG); + r = iwl_read32(priv->trans, CSR_EEPROM_REG); e[addr / 2] = cpu_to_le16(r >> 16); } } @@ -816,7 +814,7 @@ int iwl_eeprom_init(struct iwl_priv *priv, u32 hw_rev) ret = 0; done: - iwl_eeprom_release_semaphore(trans(priv)); + iwl_eeprom_release_semaphore(priv->trans); err: if (ret) @@ -1132,7 +1130,7 @@ void iwl_rf_config(struct iwl_priv *priv) /* write radio config values to register */ if (EEPROM_RF_CFG_TYPE_MSK(radio_cfg) <= EEPROM_RF_CONFIG_TYPE_MAX) { - iwl_set_bit(trans(priv), CSR_HW_IF_CONFIG_REG, + iwl_set_bit(priv->trans, CSR_HW_IF_CONFIG_REG, EEPROM_RF_CFG_TYPE_MSK(radio_cfg) | EEPROM_RF_CFG_STEP_MSK(radio_cfg) | EEPROM_RF_CFG_DASH_MSK(radio_cfg)); @@ -1144,7 +1142,7 @@ void iwl_rf_config(struct iwl_priv *priv) WARN_ON(1); /* set CSR_HW_CONFIG_REG for uCode use */ - iwl_set_bit(trans(priv), CSR_HW_IF_CONFIG_REG, + iwl_set_bit(priv->trans, CSR_HW_IF_CONFIG_REG, CSR_HW_IF_CONFIG_REG_BIT_RADIO_SI | CSR_HW_IF_CONFIG_REG_BIT_MAC_SI); } diff --git a/drivers/net/wireless/iwlwifi/iwl-eeprom.h b/drivers/net/wireless/iwlwifi/iwl-eeprom.h index b3a3b1f0fdc..64bfd947cae 100644 --- a/drivers/net/wireless/iwlwifi/iwl-eeprom.h +++ b/drivers/net/wireless/iwlwifi/iwl-eeprom.h @@ -206,59 +206,6 @@ struct iwl_eeprom_calib_hdr { /* 6000 regulatory - indirect access */ #define EEPROM_6000_REG_BAND_24_HT40_CHANNELS ((0x80)\ | INDIRECT_ADDRESS | INDIRECT_REGULATORY) /* 14 bytes */ - -/* 5000 Specific */ -#define EEPROM_5000_TX_POWER_VERSION (4) -#define EEPROM_5000_EEPROM_VERSION (0x11A) - -/* 5050 Specific */ -#define EEPROM_5050_TX_POWER_VERSION (4) -#define EEPROM_5050_EEPROM_VERSION (0x21E) - -/* 1000 Specific */ -#define EEPROM_1000_TX_POWER_VERSION (4) -#define EEPROM_1000_EEPROM_VERSION (0x15C) - -/* 6x00 Specific */ -#define EEPROM_6000_TX_POWER_VERSION (4) -#define EEPROM_6000_EEPROM_VERSION (0x423) - -/* 6x50 Specific */ -#define EEPROM_6050_TX_POWER_VERSION (4) -#define EEPROM_6050_EEPROM_VERSION (0x532) - -/* 6150 Specific */ -#define EEPROM_6150_TX_POWER_VERSION (6) -#define EEPROM_6150_EEPROM_VERSION (0x553) - -/* 6x05 Specific */ -#define EEPROM_6005_TX_POWER_VERSION (6) -#define EEPROM_6005_EEPROM_VERSION (0x709) - -/* 6x30 Specific */ -#define EEPROM_6030_TX_POWER_VERSION (6) -#define EEPROM_6030_EEPROM_VERSION (0x709) - -/* 2x00 Specific */ -#define EEPROM_2000_TX_POWER_VERSION (6) -#define EEPROM_2000_EEPROM_VERSION (0x805) - -/* 6x35 Specific */ -#define EEPROM_6035_TX_POWER_VERSION (6) -#define EEPROM_6035_EEPROM_VERSION (0x753) - - -/* OTP */ -/* lower blocks contain EEPROM image and calibration data */ -#define OTP_LOW_IMAGE_SIZE (2 * 512 * sizeof(u16)) /* 2 KB */ -/* high blocks contain PAPD data */ -#define OTP_HIGH_IMAGE_SIZE_6x00 (6 * 512 * sizeof(u16)) /* 6 KB */ -#define OTP_HIGH_IMAGE_SIZE_1000 (0x200 * sizeof(u16)) /* 1024 bytes */ -#define OTP_MAX_LL_ITEMS_1000 (3) /* OTP blocks for 1000 */ -#define OTP_MAX_LL_ITEMS_6x00 (4) /* OTP blocks for 6x00 */ -#define OTP_MAX_LL_ITEMS_6x50 (7) /* OTP blocks for 6x50 */ -#define OTP_MAX_LL_ITEMS_2x00 (4) /* OTP blocks for 2x00 */ - /* 2.4 GHz */ extern const u8 iwl_eeprom_band_1[14]; diff --git a/drivers/net/wireless/iwlwifi/iwl-fw.h b/drivers/net/wireless/iwlwifi/iwl-fw.h index 8e36bdc1e52..2153e4cc557 100644 --- a/drivers/net/wireless/iwlwifi/iwl-fw.h +++ b/drivers/net/wireless/iwlwifi/iwl-fw.h @@ -63,6 +63,7 @@ #ifndef __iwl_fw_h__ #define __iwl_fw_h__ #include <linux/types.h> +#include <net/mac80211.h> /** * enum iwl_ucode_tlv_flag - ucode API flags diff --git a/drivers/net/wireless/iwlwifi/iwl-io.h b/drivers/net/wireless/iwlwifi/iwl-io.h index 09b856768f6..abb3250164b 100644 --- a/drivers/net/wireless/iwlwifi/iwl-io.h +++ b/drivers/net/wireless/iwlwifi/iwl-io.h @@ -30,7 +30,6 @@ #define __iwl_io_h__ #include "iwl-devtrace.h" -#include "iwl-shared.h" #include "iwl-trans.h" static inline void iwl_write8(struct iwl_trans *trans, u32 ofs, u8 val) diff --git a/drivers/net/wireless/iwlwifi/iwl-led.c b/drivers/net/wireless/iwlwifi/iwl-led.c index 1993a2b7ae6..47000419f91 100644 --- a/drivers/net/wireless/iwlwifi/iwl-led.c +++ b/drivers/net/wireless/iwlwifi/iwl-led.c @@ -36,11 +36,10 @@ #include <asm/unaligned.h> #include "iwl-dev.h" -#include "iwl-core.h" #include "iwl-agn.h" #include "iwl-io.h" #include "iwl-trans.h" -#include "iwl-shared.h" +#include "iwl-modparams.h" /* Throughput OFF time(ms) ON time (ms) * >300 25 25 @@ -71,7 +70,7 @@ static const struct ieee80211_tpt_blink iwl_blink[] = { /* Set led register off */ void iwlagn_led_enable(struct iwl_priv *priv) { - iwl_write32(trans(priv), CSR_LED_REG, CSR_LED_REG_TRUN_ON); + iwl_write32(priv->trans, CSR_LED_REG, CSR_LED_REG_TRUN_ON); } /* @@ -107,9 +106,9 @@ static int iwl_send_led_cmd(struct iwl_priv *priv, struct iwl_led_cmd *led_cmd) }; u32 reg; - reg = iwl_read32(trans(priv), CSR_LED_REG); + reg = iwl_read32(priv->trans, CSR_LED_REG); if (reg != (reg & CSR_LED_BSM_CTRL_MSK)) - iwl_write32(trans(priv), CSR_LED_REG, + iwl_write32(priv->trans, CSR_LED_REG, reg & CSR_LED_BSM_CTRL_MSK); return iwl_dvm_send_cmd(priv, &cmd); @@ -138,11 +137,11 @@ static int iwl_led_cmd(struct iwl_priv *priv, } IWL_DEBUG_LED(priv, "Led blink time compensation=%u\n", - cfg(priv)->base_params->led_compensation); + priv->cfg->base_params->led_compensation); led_cmd.on = iwl_blink_compensation(priv, on, - cfg(priv)->base_params->led_compensation); + priv->cfg->base_params->led_compensation); led_cmd.off = iwl_blink_compensation(priv, off, - cfg(priv)->base_params->led_compensation); + priv->cfg->base_params->led_compensation); ret = iwl_send_led_cmd(priv, &led_cmd); if (!ret) { @@ -175,7 +174,7 @@ static int iwl_led_blink_set(struct led_classdev *led_cdev, void iwl_leds_init(struct iwl_priv *priv) { - int mode = iwlagn_mod_params.led_mode; + int mode = iwlwifi_mod_params.led_mode; int ret; if (mode == IWL_LED_DISABLE) { @@ -183,7 +182,7 @@ void iwl_leds_init(struct iwl_priv *priv) return; } if (mode == IWL_LED_DEFAULT) - mode = cfg(priv)->led_mode; + mode = priv->cfg->led_mode; priv->led.name = kasprintf(GFP_KERNEL, "%s-led", wiphy_name(priv->hw->wiphy)); @@ -207,7 +206,7 @@ void iwl_leds_init(struct iwl_priv *priv) break; } - ret = led_classdev_register(trans(priv)->dev, &priv->led); + ret = led_classdev_register(priv->trans->dev, &priv->led); if (ret) { kfree(priv->led.name); return; diff --git a/drivers/net/wireless/iwlwifi/iwl-mac80211.c b/drivers/net/wireless/iwlwifi/iwl-mac80211.c index 3f82ff4f3af..b30bb0c637c 100644 --- a/drivers/net/wireless/iwlwifi/iwl-mac80211.c +++ b/drivers/net/wireless/iwlwifi/iwl-mac80211.c @@ -44,13 +44,12 @@ #include "iwl-eeprom.h" #include "iwl-dev.h" -#include "iwl-core.h" #include "iwl-io.h" #include "iwl-agn-calib.h" #include "iwl-agn.h" -#include "iwl-shared.h" #include "iwl-trans.h" #include "iwl-op-mode.h" +#include "iwl-modparams.h" /***************************************************************************** * @@ -147,7 +146,13 @@ int iwlagn_mac_setup_register(struct iwl_priv *priv, IEEE80211_HW_AMPDU_AGGREGATION | IEEE80211_HW_NEED_DTIM_PERIOD | IEEE80211_HW_SPECTRUM_MGMT | - IEEE80211_HW_REPORTS_TX_ACK_STATUS; + IEEE80211_HW_REPORTS_TX_ACK_STATUS | + IEEE80211_HW_QUEUE_CONTROL | + IEEE80211_HW_SUPPORTS_PS | + IEEE80211_HW_SUPPORTS_DYNAMIC_PS | + IEEE80211_HW_SCAN_WHILE_IDLE; + + hw->offchannel_tx_hw_queue = IWL_AUX_QUEUE; /* * Including the following line will crash some AP's. This @@ -156,10 +161,6 @@ int iwlagn_mac_setup_register(struct iwl_priv *priv, hw->max_tx_aggregation_subframes = LINK_QUAL_AGG_FRAME_LIMIT_DEF; */ - hw->flags |= IEEE80211_HW_SUPPORTS_PS | - IEEE80211_HW_SUPPORTS_DYNAMIC_PS | - IEEE80211_HW_SCAN_WHILE_IDLE; - if (priv->hw_params.sku & EEPROM_SKU_CAP_11N_ENABLE) hw->flags |= IEEE80211_HW_SUPPORTS_DYNAMIC_SMPS | IEEE80211_HW_SUPPORTS_STATIC_SMPS; @@ -198,13 +199,13 @@ int iwlagn_mac_setup_register(struct iwl_priv *priv, WIPHY_FLAG_IBSS_RSN; if (priv->fw->img[IWL_UCODE_WOWLAN].sec[0].len && - trans(priv)->ops->wowlan_suspend && - device_can_wakeup(trans(priv)->dev)) { + priv->trans->ops->wowlan_suspend && + device_can_wakeup(priv->trans->dev)) { hw->wiphy->wowlan.flags = WIPHY_WOWLAN_MAGIC_PKT | WIPHY_WOWLAN_DISCONNECT | WIPHY_WOWLAN_EAP_IDENTITY_REQ | WIPHY_WOWLAN_RFKILL_RELEASE; - if (!iwlagn_mod_params.sw_crypto) + if (!iwlwifi_mod_params.sw_crypto) hw->wiphy->wowlan.flags |= WIPHY_WOWLAN_SUPPORTS_GTK_REKEY | WIPHY_WOWLAN_GTK_REKEY_FAILURE; @@ -216,7 +217,7 @@ int iwlagn_mac_setup_register(struct iwl_priv *priv, IWLAGN_WOWLAN_MAX_PATTERN_LEN; } - if (iwlagn_mod_params.power_save) + if (iwlwifi_mod_params.power_save) hw->wiphy->flags |= WIPHY_FLAG_PS_ON_BY_DEFAULT; else hw->wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT; @@ -225,8 +226,11 @@ int iwlagn_mac_setup_register(struct iwl_priv *priv, /* we create the 802.11 header and a zero-length SSID element */ hw->wiphy->max_scan_ie_len = capa->max_probe_length - 24 - 2; - /* Default value; 4 EDCA QOS priorities */ - hw->queues = 4; + /* + * We don't use all queues: 4 and 9 are unused and any + * aggregation queue gets mapped down to the AC queue. + */ + hw->queues = IWLAGN_FIRST_AMPDU_QUEUE; hw->max_listen_interval = IWL_CONN_MAX_LISTEN_INTERVAL; @@ -237,7 +241,7 @@ int iwlagn_mac_setup_register(struct iwl_priv *priv, priv->hw->wiphy->bands[IEEE80211_BAND_5GHZ] = &priv->bands[IEEE80211_BAND_5GHZ]; - hw->wiphy->hw_version = trans(priv)->hw_id; + hw->wiphy->hw_version = priv->trans->hw_id; iwl_leds_init(priv); @@ -356,7 +360,7 @@ void iwlagn_mac_stop(struct ieee80211_hw *hw) * even if interface is down, trans->down will leave the RF * kill interrupt enabled */ - iwl_trans_stop_hw(trans(priv)); + iwl_trans_stop_hw(priv->trans, false); IWL_DEBUG_MAC80211(priv, "leave\n"); } @@ -367,7 +371,7 @@ void iwlagn_mac_set_rekey_data(struct ieee80211_hw *hw, { struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw); - if (iwlagn_mod_params.sw_crypto) + if (iwlwifi_mod_params.sw_crypto) return; IWL_DEBUG_MAC80211(priv, "enter\n"); @@ -412,9 +416,9 @@ int iwlagn_mac_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan) if (ret) goto error; - device_set_wakeup_enable(trans(priv)->dev, true); + device_set_wakeup_enable(priv->trans->dev, true); - iwl_trans_wowlan_suspend(trans(priv)); + iwl_trans_wowlan_suspend(priv->trans); goto out; @@ -441,19 +445,19 @@ static int iwlagn_mac_resume(struct ieee80211_hw *hw) IWL_DEBUG_MAC80211(priv, "enter\n"); mutex_lock(&priv->mutex); - iwl_write32(trans(priv), CSR_UCODE_DRV_GP1_CLR, + iwl_write32(priv->trans, CSR_UCODE_DRV_GP1_CLR, CSR_UCODE_DRV_GP1_BIT_D3_CFG_COMPLETE); base = priv->device_pointers.error_event_table; if (iwlagn_hw_valid_rtc_data_addr(base)) { - spin_lock_irqsave(&trans(priv)->reg_lock, flags); - ret = iwl_grab_nic_access_silent(trans(priv)); + spin_lock_irqsave(&priv->trans->reg_lock, flags); + ret = iwl_grab_nic_access_silent(priv->trans); if (likely(ret == 0)) { - iwl_write32(trans(priv), HBUS_TARG_MEM_RADDR, base); - status = iwl_read32(trans(priv), HBUS_TARG_MEM_RDAT); - iwl_release_nic_access(trans(priv)); + iwl_write32(priv->trans, HBUS_TARG_MEM_RADDR, base); + status = iwl_read32(priv->trans, HBUS_TARG_MEM_RDAT); + iwl_release_nic_access(priv->trans); } - spin_unlock_irqrestore(&trans(priv)->reg_lock, flags); + spin_unlock_irqrestore(&priv->trans->reg_lock, flags); #ifdef CONFIG_IWLWIFI_DEBUGFS if (ret == 0) { @@ -468,7 +472,7 @@ static int iwlagn_mac_resume(struct ieee80211_hw *hw) if (priv->wowlan_sram) _iwl_read_targ_mem_words( - trans(priv), 0x800000, + priv->trans, 0x800000, priv->wowlan_sram, img->sec[IWL_UCODE_SECTION_DATA].len / 4); } @@ -480,7 +484,7 @@ static int iwlagn_mac_resume(struct ieee80211_hw *hw) priv->wowlan = false; - device_set_wakeup_enable(trans(priv)->dev, false); + device_set_wakeup_enable(priv->trans->dev, false); iwlagn_prepare_restart(priv); @@ -533,7 +537,7 @@ int iwlagn_mac_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, IWL_DEBUG_MAC80211(priv, "enter\n"); - if (iwlagn_mod_params.sw_crypto) { + if (iwlwifi_mod_params.sw_crypto) { IWL_DEBUG_MAC80211(priv, "leave - hwcrypto disabled\n"); return -EOPNOTSUPP; } @@ -644,7 +648,7 @@ int iwlagn_mac_ampdu_action(struct ieee80211_hw *hw, switch (action) { case IEEE80211_AMPDU_RX_START: - if (iwlagn_mod_params.disable_11n & IWL_DISABLE_HT_RXAGG) + if (iwlwifi_mod_params.disable_11n & IWL_DISABLE_HT_RXAGG) break; IWL_DEBUG_HT(priv, "start Rx\n"); ret = iwl_sta_rx_agg_start(priv, sta, tid, *ssn); @@ -654,9 +658,9 @@ int iwlagn_mac_ampdu_action(struct ieee80211_hw *hw, ret = iwl_sta_rx_agg_stop(priv, sta, tid); break; case IEEE80211_AMPDU_TX_START: - if (!trans(priv)->ops->tx_agg_setup) + if (!priv->trans->ops->tx_agg_setup) break; - if (iwlagn_mod_params.disable_11n & IWL_DISABLE_HT_TXAGG) + if (iwlwifi_mod_params.disable_11n & IWL_DISABLE_HT_TXAGG) break; IWL_DEBUG_HT(priv, "start Tx\n"); ret = iwlagn_tx_agg_start(priv, vif, sta, tid, ssn); @@ -895,7 +899,6 @@ void iwlagn_mac_channel_switch(struct ieee80211_hw *hw, iwl_set_rxon_ht(priv, ht_conf); iwl_set_flags_for_band(priv, ctx, channel->band, ctx->vif); - iwl_set_rate(priv); /* * at this point, staging_rxon has the * configuration for channel switch @@ -1006,7 +1009,7 @@ void iwlagn_mac_flush(struct ieee80211_hw *hw, bool drop) } } IWL_DEBUG_MAC80211(priv, "wait transmit/flush all frames\n"); - iwl_trans_wait_tx_queue_empty(trans(priv)); + iwl_trans_wait_tx_queue_empty(priv->trans); done: mutex_unlock(&priv->mutex); IWL_DEBUG_MAC80211(priv, "leave\n"); @@ -1130,8 +1133,8 @@ void iwlagn_mac_rssi_callback(struct ieee80211_hw *hw, IWL_DEBUG_MAC80211(priv, "enter\n"); mutex_lock(&priv->mutex); - if (cfg(priv)->bt_params && - cfg(priv)->bt_params->advanced_bt_coexist) { + if (priv->cfg->bt_params && + priv->cfg->bt_params->advanced_bt_coexist) { if (rssi_event == RSSI_EVENT_LOW) priv->bt_enable_pspoll = true; else if (rssi_event == RSSI_EVENT_HIGH) @@ -1220,7 +1223,7 @@ static int iwl_set_mode(struct iwl_priv *priv, struct iwl_rxon_context *ctx) int iwl_setup_interface(struct iwl_priv *priv, struct iwl_rxon_context *ctx) { struct ieee80211_vif *vif = ctx->vif; - int err; + int err, ac; lockdep_assert_held(&priv->mutex); @@ -1240,7 +1243,7 @@ int iwl_setup_interface(struct iwl_priv *priv, struct iwl_rxon_context *ctx) return err; } - if (cfg(priv)->bt_params && cfg(priv)->bt_params->advanced_bt_coexist && + if (priv->cfg->bt_params && priv->cfg->bt_params->advanced_bt_coexist && vif->type == NL80211_IFTYPE_ADHOC) { /* * pretend to have high BT traffic as long as we @@ -1250,11 +1253,20 @@ int iwl_setup_interface(struct iwl_priv *priv, struct iwl_rxon_context *ctx) priv->bt_traffic_load = IWL_BT_COEX_TRAFFIC_LOAD_HIGH; } + /* set up queue mappings */ + for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) + vif->hw_queue[ac] = ctx->ac_to_queue[ac]; + + if (vif->type == NL80211_IFTYPE_AP) + vif->cab_queue = ctx->mcast_queue; + else + vif->cab_queue = IEEE80211_INVAL_HW_QUEUE; + return 0; } static int iwlagn_mac_add_interface(struct ieee80211_hw *hw, - struct ieee80211_vif *vif) + struct ieee80211_vif *vif) { struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw); struct iwl_vif_priv *vif_priv = (void *)vif->drv_priv; diff --git a/drivers/net/wireless/iwlwifi/iwl-shared.h b/drivers/net/wireless/iwlwifi/iwl-modparams.h index 35bd83ce3da..558b2e63c5c 100644 --- a/drivers/net/wireless/iwlwifi/iwl-shared.h +++ b/drivers/net/wireless/iwlwifi/iwl-modparams.h @@ -68,42 +68,16 @@ #include <linux/gfp.h> #include <net/mac80211.h> -#include "iwl-commands.h" -#include "iwl-fw.h" -#include "iwl-config.h" +extern struct iwl_mod_params iwlwifi_mod_params; -/** - * DOC: shared area - role and goal - * - * The shared area contains all the data exported by the upper layer to the - * other layers. Since the bus and transport layer shouldn't dereference - * iwl_priv, all the data needed by the upper layer and the transport / bus - * layer must be here. - * The shared area also holds pointer to all the other layers. This allows a - * layer to call a function from another layer. - * - * NOTE: All the layers hold a pointer to the shared area which must be shrd. - * A few macros assume that (_m)->shrd points to the shared area no matter - * what _m is. - * - * gets notifications about enumeration, suspend, resume. - * For the moment, the bus layer is not a linux kernel module as itself, and - * the module_init function of the driver must call the bus specific - * registration functions. These functions are listed at the end of this file. - * For the moment, there is only one implementation of this interface: PCI-e. - * This implementation is iwl-pci.c - */ - -struct iwl_priv; -struct iwl_trans; -struct iwl_trans_ops; - -#define DRV_NAME "iwlwifi" -#define IWLWIFI_VERSION "in-tree:" -#define DRV_COPYRIGHT "Copyright(c) 2003-2012 Intel Corporation" -#define DRV_AUTHOR "<ilw@linux.intel.com>" - -extern struct iwl_mod_params iwlagn_mod_params; +enum iwl_power_level { + IWL_POWER_INDEX_1, + IWL_POWER_INDEX_2, + IWL_POWER_INDEX_3, + IWL_POWER_INDEX_4, + IWL_POWER_INDEX_5, + IWL_POWER_NUM +}; #define IWL_DISABLE_HT_ALL BIT(0) #define IWL_DISABLE_HT_TXAGG BIT(1) @@ -147,38 +121,4 @@ struct iwl_mod_params { bool auto_agg; }; -/** - * struct iwl_shared - shared fields for all the layers of the driver - * - * @wowlan: are we running wowlan uCode - * @bus: pointer to the bus layer data - * @cfg: see struct iwl_cfg - * @priv: pointer to the upper layer data - * @trans: pointer to the transport layer data - * @nic: pointer to the nic data - * @lock: protect general shared data - * @eeprom: pointer to the eeprom/OTP image - */ -struct iwl_shared { - const struct iwl_cfg *cfg; - struct iwl_trans *trans; - void *drv; -}; - -/*Whatever _m is (iwl_trans, iwl_priv, these macros will work */ -#define cfg(_m) ((_m)->shrd->cfg) -#define trans(_m) ((_m)->shrd->trans) - -static inline bool iwl_have_debug_level(u32 level) -{ - return iwlagn_mod_params.debug_level & level; -} - -enum iwl_rxon_context_id { - IWL_RXON_CTX_BSS, - IWL_RXON_CTX_PAN, - - NUM_IWL_RXON_CTX -}; - #endif /* #__iwl_shared_h__ */ diff --git a/drivers/net/wireless/iwlwifi/iwl-op-mode.h b/drivers/net/wireless/iwlwifi/iwl-op-mode.h index ca947aebb72..4ef742b28e0 100644 --- a/drivers/net/wireless/iwlwifi/iwl-op-mode.h +++ b/drivers/net/wireless/iwlwifi/iwl-op-mode.h @@ -69,6 +69,7 @@ struct sk_buff; struct iwl_device_cmd; struct iwl_rx_cmd_buffer; struct iwl_fw; +struct iwl_cfg; /** * DOC: Operational mode - what is it ? @@ -129,6 +130,7 @@ struct iwl_fw; */ struct iwl_op_mode_ops { struct iwl_op_mode *(*start)(struct iwl_trans *trans, + const struct iwl_cfg *cfg, const struct iwl_fw *fw); void (*stop)(struct iwl_op_mode *op_mode); int (*rx)(struct iwl_op_mode *op_mode, struct iwl_rx_cmd_buffer *rxb, diff --git a/drivers/net/wireless/iwlwifi/iwl-pci.c b/drivers/net/wireless/iwlwifi/iwl-pci.c index 75400158134..0c8a1c2d884 100644 --- a/drivers/net/wireless/iwlwifi/iwl-pci.c +++ b/drivers/net/wireless/iwlwifi/iwl-pci.c @@ -67,11 +67,11 @@ #include <linux/pci.h> #include <linux/pci-aspm.h> -#include "iwl-shared.h" #include "iwl-trans.h" #include "iwl-cfg.h" #include "iwl-drv.h" #include "iwl-trans.h" +#include "iwl-trans-pcie-int.h" #define IWL_PCI_DEVICE(dev, subdev, cfg) \ .vendor = PCI_VENDOR_ID_INTEL, .device = (dev), \ @@ -262,61 +262,46 @@ MODULE_DEVICE_TABLE(pci, iwl_hw_card_ids); /* PCI registers */ #define PCI_CFG_RETRY_TIMEOUT 0x041 +#ifndef CONFIG_IWLWIFI_IDI + static int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) { const struct iwl_cfg *cfg = (struct iwl_cfg *)(ent->driver_data); - struct iwl_shared *shrd; struct iwl_trans *iwl_trans; - int err; - - shrd = kzalloc(sizeof(*iwl_trans->shrd), GFP_KERNEL); - if (!shrd) { - dev_printk(KERN_ERR, &pdev->dev, - "Couldn't allocate iwl_shared"); - err = -ENOMEM; - goto out_free_bus; - } + struct iwl_trans_pcie *trans_pcie; -#ifdef CONFIG_IWLWIFI_IDI - iwl_trans = iwl_trans_idi_alloc(shrd, pdev, ent); -#else - iwl_trans = iwl_trans_pcie_alloc(shrd, pdev, ent); -#endif - if (iwl_trans == NULL) { - err = -ENOMEM; - goto out_free_bus; - } + iwl_trans = iwl_trans_pcie_alloc(pdev, ent, cfg); + if (iwl_trans == NULL) + return -ENOMEM; - shrd->trans = iwl_trans; pci_set_drvdata(pdev, iwl_trans); - err = iwl_drv_start(shrd, iwl_trans, cfg); - if (err) + trans_pcie = IWL_TRANS_GET_PCIE_TRANS(iwl_trans); + trans_pcie->drv = iwl_drv_start(iwl_trans, cfg); + if (!trans_pcie->drv) goto out_free_trans; return 0; out_free_trans: - iwl_trans_free(iwl_trans); + iwl_trans_pcie_free(iwl_trans); pci_set_drvdata(pdev, NULL); -out_free_bus: - kfree(shrd); - return err; + return -EFAULT; } static void __devexit iwl_pci_remove(struct pci_dev *pdev) { - struct iwl_trans *iwl_trans = pci_get_drvdata(pdev); - struct iwl_shared *shrd = iwl_trans->shrd; + struct iwl_trans *trans = pci_get_drvdata(pdev); + struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); - iwl_drv_stop(shrd); - iwl_trans_free(shrd->trans); + iwl_drv_stop(trans_pcie->drv); + iwl_trans_pcie_free(trans); pci_set_drvdata(pdev, NULL); - - kfree(shrd); } +#endif /* CONFIG_IWLWIFI_IDI */ + #ifdef CONFIG_PM_SLEEP static int iwl_pci_suspend(struct device *device) @@ -361,6 +346,15 @@ static SIMPLE_DEV_PM_OPS(iwl_dev_pm_ops, iwl_pci_suspend, iwl_pci_resume); #endif +#ifdef CONFIG_IWLWIFI_IDI +/* + * Defined externally in iwl-idi.c + */ +int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent); +void __devexit iwl_pci_remove(struct pci_dev *pdev); + +#endif /* CONFIG_IWLWIFI_IDI */ + static struct pci_driver iwl_pci_driver = { .name = DRV_NAME, .id_table = iwl_hw_card_ids, diff --git a/drivers/net/wireless/iwlwifi/iwl-phy-db.c b/drivers/net/wireless/iwlwifi/iwl-phy-db.c index 1a791af82d1..f166955340f 100644 --- a/drivers/net/wireless/iwlwifi/iwl-phy-db.c +++ b/drivers/net/wireless/iwlwifi/iwl-phy-db.c @@ -65,14 +65,13 @@ #include <linux/string.h> #include "iwl-debug.h" -#include "iwl-shared.h" #include "iwl-dev.h" #include "iwl-phy-db.h" #define CHANNEL_NUM_SIZE 4 /* num of channels in calib_ch size */ -struct iwl_phy_db *iwl_phy_db_init(struct iwl_shared *shrd) +struct iwl_phy_db *iwl_phy_db_init(struct device *dev) { struct iwl_phy_db *phy_db = kzalloc(sizeof(struct iwl_phy_db), GFP_KERNEL); @@ -80,7 +79,7 @@ struct iwl_phy_db *iwl_phy_db_init(struct iwl_shared *shrd) if (!phy_db) return phy_db; - phy_db->shrd = shrd; + phy_db->dev = dev; /* TODO: add default values of the phy db. */ return phy_db; diff --git a/drivers/net/wireless/iwlwifi/iwl-phy-db.h b/drivers/net/wireless/iwlwifi/iwl-phy-db.h index 5e86305de66..c34c6a9303a 100644 --- a/drivers/net/wireless/iwlwifi/iwl-phy-db.h +++ b/drivers/net/wireless/iwlwifi/iwl-phy-db.h @@ -96,7 +96,7 @@ struct iwl_phy_db { u32 channel_size; /* for an access to the logger */ - const struct iwl_shared *shrd; + struct device *dev; }; enum iwl_phy_db_section_type { @@ -114,7 +114,7 @@ struct iwl_phy_db_chg_txp { __le16 max_channel_idx; } __packed; -struct iwl_phy_db *iwl_phy_db_init(struct iwl_shared *shrd); +struct iwl_phy_db *iwl_phy_db_init(struct device *dev); void iwl_phy_db_free(struct iwl_phy_db *phy_db); diff --git a/drivers/net/wireless/iwlwifi/iwl-power.c b/drivers/net/wireless/iwlwifi/iwl-power.c index 174a0f73721..8352265dbc4 100644 --- a/drivers/net/wireless/iwlwifi/iwl-power.c +++ b/drivers/net/wireless/iwlwifi/iwl-power.c @@ -37,13 +37,12 @@ #include "iwl-eeprom.h" #include "iwl-dev.h" #include "iwl-agn.h" -#include "iwl-core.h" #include "iwl-io.h" #include "iwl-commands.h" #include "iwl-debug.h" #include "iwl-power.h" #include "iwl-trans.h" -#include "iwl-shared.h" +#include "iwl-modparams.h" /* * Setting power level allows the card to go to sleep when not busy. @@ -167,7 +166,7 @@ static void iwl_static_sleep_cmd(struct iwl_priv *priv, u8 skip; u32 slp_itrvl; - if (cfg(priv)->adv_pm) { + if (priv->cfg->adv_pm) { table = apm_range_2; if (period <= IWL_DTIM_RANGE_1_MAX) table = apm_range_1; @@ -215,13 +214,13 @@ static void iwl_static_sleep_cmd(struct iwl_priv *priv, else cmd->flags &= ~IWL_POWER_SLEEP_OVER_DTIM_MSK; - if (cfg(priv)->base_params->shadow_reg_enable) + if (priv->cfg->base_params->shadow_reg_enable) cmd->flags |= IWL_POWER_SHADOW_REG_ENA; else cmd->flags &= ~IWL_POWER_SHADOW_REG_ENA; if (iwl_advanced_bt_coexist(priv)) { - if (!cfg(priv)->bt_params->bt_sco_disable) + if (!priv->cfg->bt_params->bt_sco_disable) cmd->flags |= IWL_POWER_BT_SCO_ENA; else cmd->flags &= ~IWL_POWER_BT_SCO_ENA; @@ -295,7 +294,7 @@ static void iwl_power_build_cmd(struct iwl_priv *priv, if (priv->wowlan) iwl_static_sleep_cmd(priv, cmd, IWL_POWER_INDEX_5, dtimper); - else if (!cfg(priv)->base_params->no_idle_support && + else if (!priv->cfg->base_params->no_idle_support && priv->hw->conf.flags & IEEE80211_CONF_IDLE) iwl_static_sleep_cmd(priv, cmd, IWL_POWER_INDEX_5, 20); else if (iwl_tt_is_low_power_state(priv)) { @@ -309,10 +308,10 @@ static void iwl_power_build_cmd(struct iwl_priv *priv, priv->power_data.debug_sleep_level_override, dtimper); else { - if (iwlagn_mod_params.power_level > IWL_POWER_INDEX_1 && - iwlagn_mod_params.power_level <= IWL_POWER_INDEX_5) + if (iwlwifi_mod_params.power_level > IWL_POWER_INDEX_1 && + iwlwifi_mod_params.power_level <= IWL_POWER_INDEX_5) iwl_static_sleep_cmd(priv, cmd, - iwlagn_mod_params.power_level, dtimper); + iwlwifi_mod_params.power_level, dtimper); else iwl_static_sleep_cmd(priv, cmd, IWL_POWER_INDEX_1, dtimper); @@ -378,7 +377,7 @@ int iwl_power_update_mode(struct iwl_priv *priv, bool force) /* initialize to default */ void iwl_power_initialize(struct iwl_priv *priv) { - priv->power_data.bus_pm = trans(priv)->pm_support; + priv->power_data.bus_pm = priv->trans->pm_support; priv->power_data.debug_sleep_level_override = -1; diff --git a/drivers/net/wireless/iwlwifi/iwl-power.h b/drivers/net/wireless/iwlwifi/iwl-power.h index 07a19fce5fd..21afc92efac 100644 --- a/drivers/net/wireless/iwlwifi/iwl-power.h +++ b/drivers/net/wireless/iwlwifi/iwl-power.h @@ -30,15 +30,6 @@ #include "iwl-commands.h" -enum iwl_power_level { - IWL_POWER_INDEX_1, - IWL_POWER_INDEX_2, - IWL_POWER_INDEX_3, - IWL_POWER_INDEX_4, - IWL_POWER_INDEX_5, - IWL_POWER_NUM -}; - struct iwl_power_mgr { struct iwl_powertable_cmd sleep_cmd; struct iwl_powertable_cmd sleep_cmd_next; diff --git a/drivers/net/wireless/iwlwifi/iwl-scan.c b/drivers/net/wireless/iwlwifi/iwl-scan.c index 490a60d8ad7..a8437a6bc18 100644 --- a/drivers/net/wireless/iwlwifi/iwl-scan.c +++ b/drivers/net/wireless/iwlwifi/iwl-scan.c @@ -32,7 +32,6 @@ #include "iwl-eeprom.h" #include "iwl-dev.h" -#include "iwl-core.h" #include "iwl-io.h" #include "iwl-agn.h" #include "iwl-trans.h" @@ -791,8 +790,8 @@ static int iwlagn_request_scan(struct iwl_priv *priv, struct ieee80211_vif *vif) * Internal scans are passive, so we can indiscriminately set * the BT ignore flag on 2.4 GHz since it applies to TX only. */ - if (cfg(priv)->bt_params && - cfg(priv)->bt_params->advanced_bt_coexist) + if (priv->cfg->bt_params && + priv->cfg->bt_params->advanced_bt_coexist) scan->tx_cmd.tx_flags |= TX_CMD_FLG_IGNORE_BT; break; case IEEE80211_BAND_5GHZ: @@ -834,8 +833,8 @@ static int iwlagn_request_scan(struct iwl_priv *priv, struct ieee80211_vif *vif) band = priv->scan_band; if (band == IEEE80211_BAND_2GHZ && - cfg(priv)->bt_params && - cfg(priv)->bt_params->advanced_bt_coexist) { + priv->cfg->bt_params && + priv->cfg->bt_params->advanced_bt_coexist) { /* transmit 2.4 GHz probes only on first antenna */ scan_tx_antennas = first_antenna(scan_tx_antennas); } @@ -863,8 +862,8 @@ static int iwlagn_request_scan(struct iwl_priv *priv, struct ieee80211_vif *vif) rx_ant = first_antenna(active_chains); } - if (cfg(priv)->bt_params && - cfg(priv)->bt_params->advanced_bt_coexist && + if (priv->cfg->bt_params && + priv->cfg->bt_params->advanced_bt_coexist && priv->bt_full_concurrent) { /* operated as 1x1 in full concurrency mode */ rx_ant = first_antenna(rx_ant); diff --git a/drivers/net/wireless/iwlwifi/iwl-testmode.c b/drivers/net/wireless/iwlwifi/iwl-testmode.c index bb275098bb1..060aac3e22f 100644 --- a/drivers/net/wireless/iwlwifi/iwl-testmode.c +++ b/drivers/net/wireless/iwlwifi/iwl-testmode.c @@ -71,7 +71,6 @@ #include <net/netlink.h> #include "iwl-dev.h" -#include "iwl-core.h" #include "iwl-debug.h" #include "iwl-io.h" #include "iwl-agn.h" @@ -219,7 +218,7 @@ static void iwl_trace_cleanup(struct iwl_priv *priv) if (priv->testmode_trace.trace_enabled) { if (priv->testmode_trace.cpu_addr && priv->testmode_trace.dma_addr) - dma_free_coherent(trans(priv)->dev, + dma_free_coherent(priv->trans->dev, priv->testmode_trace.total_size, priv->testmode_trace.cpu_addr, priv->testmode_trace.dma_addr); @@ -373,7 +372,7 @@ static int iwl_testmode_reg(struct ieee80211_hw *hw, struct nlattr **tb) switch (cmd) { case IWL_TM_CMD_APP2DEV_DIRECT_REG_READ32: - val32 = iwl_read_direct32(trans(priv), ofs); + val32 = iwl_read_direct32(priv->trans, ofs); IWL_INFO(priv, "32bit value to read 0x%x\n", val32); skb = cfg80211_testmode_alloc_reply_skb(hw->wiphy, 20); @@ -394,7 +393,7 @@ static int iwl_testmode_reg(struct ieee80211_hw *hw, struct nlattr **tb) } else { val32 = nla_get_u32(tb[IWL_TM_ATTR_REG_VALUE32]); IWL_INFO(priv, "32bit value to write 0x%x\n", val32); - iwl_write_direct32(trans(priv), ofs, val32); + iwl_write_direct32(priv->trans, ofs, val32); } break; case IWL_TM_CMD_APP2DEV_DIRECT_REG_WRITE8: @@ -404,7 +403,7 @@ static int iwl_testmode_reg(struct ieee80211_hw *hw, struct nlattr **tb) } else { val8 = nla_get_u8(tb[IWL_TM_ATTR_REG_VALUE8]); IWL_INFO(priv, "8bit value to write 0x%x\n", val8); - iwl_write8(trans(priv), ofs, val8); + iwl_write8(priv->trans, ofs, val8); } break; default: @@ -467,7 +466,7 @@ cfg_init_calib_error: static int iwl_testmode_driver(struct ieee80211_hw *hw, struct nlattr **tb) { struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw); - struct iwl_trans *trans = trans(priv); + struct iwl_trans *trans = priv->trans; struct sk_buff *skb; unsigned char *rsp_data_ptr = NULL; int status = 0, rsp_data_len = 0; @@ -476,8 +475,8 @@ static int iwl_testmode_driver(struct ieee80211_hw *hw, struct nlattr **tb) switch (nla_get_u32(tb[IWL_TM_ATTR_COMMAND])) { case IWL_TM_CMD_APP2DEV_GET_DEVICENAME: - rsp_data_ptr = (unsigned char *)cfg(priv)->name; - rsp_data_len = strlen(cfg(priv)->name); + rsp_data_ptr = (unsigned char *)priv->cfg->name; + rsp_data_len = strlen(priv->cfg->name); skb = cfg80211_testmode_alloc_reply_skb(hw->wiphy, rsp_data_len + 20); if (!skb) { @@ -538,7 +537,7 @@ static int iwl_testmode_driver(struct ieee80211_hw *hw, struct nlattr **tb) case IWL_TM_CMD_APP2DEV_GET_EEPROM: if (priv->eeprom) { skb = cfg80211_testmode_alloc_reply_skb(hw->wiphy, - cfg(priv)->base_params->eeprom_size + 20); + priv->cfg->base_params->eeprom_size + 20); if (!skb) { IWL_ERR(priv, "Memory allocation fail\n"); return -ENOMEM; @@ -546,7 +545,7 @@ static int iwl_testmode_driver(struct ieee80211_hw *hw, struct nlattr **tb) if (nla_put_u32(skb, IWL_TM_ATTR_COMMAND, IWL_TM_CMD_DEV2APP_EEPROM_RSP) || nla_put(skb, IWL_TM_ATTR_EEPROM, - cfg(priv)->base_params->eeprom_size, + priv->cfg->base_params->eeprom_size, priv->eeprom)) goto nla_put_failure; status = cfg80211_testmode_reply(skb); @@ -583,7 +582,7 @@ static int iwl_testmode_driver(struct ieee80211_hw *hw, struct nlattr **tb) break; case IWL_TM_CMD_APP2DEV_GET_DEVICE_ID: - devid = trans(priv)->hw_id; + devid = priv->trans->hw_id; IWL_INFO(priv, "hw version: 0x%x\n", devid); skb = cfg80211_testmode_alloc_reply_skb(hw->wiphy, 20); @@ -650,7 +649,7 @@ static int iwl_testmode_trace(struct ieee80211_hw *hw, struct nlattr **tb) struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw); struct sk_buff *skb; int status = 0; - struct device *dev = trans(priv)->dev; + struct device *dev = priv->trans->dev; switch (nla_get_u32(tb[IWL_TM_ATTR_COMMAND])) { case IWL_TM_CMD_APP2DEV_BEGIN_TRACE: @@ -792,7 +791,7 @@ static int iwl_testmode_ownership(struct ieee80211_hw *hw, struct nlattr **tb) static int iwl_testmode_indirect_read(struct iwl_priv *priv, u32 addr, u32 size) { - struct iwl_trans *trans = trans(priv); + struct iwl_trans *trans = priv->trans; unsigned long flags; int i; @@ -832,7 +831,7 @@ static int iwl_testmode_indirect_read(struct iwl_priv *priv, u32 addr, u32 size) static int iwl_testmode_indirect_write(struct iwl_priv *priv, u32 addr, u32 size, unsigned char *buf) { - struct iwl_trans *trans = trans(priv); + struct iwl_trans *trans = priv->trans; u32 val, i; unsigned long flags; diff --git a/drivers/net/wireless/iwlwifi/iwl-trans-pcie-int.h b/drivers/net/wireless/iwlwifi/iwl-trans-pcie-int.h index 70bdd0e2df3..6213c05a4b5 100644 --- a/drivers/net/wireless/iwlwifi/iwl-trans-pcie-int.h +++ b/drivers/net/wireless/iwlwifi/iwl-trans-pcie-int.h @@ -38,7 +38,6 @@ #include "iwl-fh.h" #include "iwl-csr.h" -#include "iwl-shared.h" #include "iwl-trans.h" #include "iwl-debug.h" #include "iwl-io.h" @@ -180,30 +179,33 @@ struct iwl_queue { * space less than this */ }; +#define TFD_TX_CMD_SLOTS 256 +#define TFD_CMD_SLOTS 32 + +struct iwl_pcie_tx_queue_entry { + struct iwl_device_cmd *cmd; + struct sk_buff *skb; + struct iwl_cmd_meta meta; +}; + /** * struct iwl_tx_queue - Tx Queue for DMA * @q: generic Rx/Tx queue descriptor - * @bd: base of circular buffer of TFDs - * @cmd: array of command/TX buffer pointers - * @meta: array of meta data for each command/tx buffer - * @dma_addr_cmd: physical address of cmd/tx buffer array - * @txb: array of per-TFD driver data - * lock: queue lock - * @time_stamp: time (in jiffies) of last read_ptr change + * @tfds: transmit frame descriptors (DMA memory) + * @entries: transmit entries (driver state) + * @lock: queue lock + * @stuck_timer: timer that fires if queue gets stuck + * @trans_pcie: pointer back to transport (for timer) * @need_update: indicates need to update read/write index + * @active: stores if queue is active * * A Tx queue consists of circular buffer of BDs (a.k.a. TFDs, transmit frame * descriptors) and required locking structures. */ -#define TFD_TX_CMD_SLOTS 256 -#define TFD_CMD_SLOTS 32 - struct iwl_tx_queue { struct iwl_queue q; struct iwl_tfd *tfds; - struct iwl_device_cmd **cmd; - struct iwl_cmd_meta *meta; - struct sk_buff **skbs; + struct iwl_pcie_tx_queue_entry *entries; spinlock_t lock; struct timer_list stuck_timer; struct iwl_trans_pcie *trans_pcie; @@ -215,6 +217,7 @@ struct iwl_tx_queue { * struct iwl_trans_pcie - PCIe transport specific data * @rxq: all the RX queue data * @rx_replenish: work that will be called when buffers need to be allocated + * @drv - pointer to iwl_drv * @trans: pointer to the generic transport area * @irq - the irq number for the device * @irq_requested: true when the irq has been requested @@ -235,6 +238,7 @@ struct iwl_trans_pcie { struct iwl_rx_queue rxq; struct work_struct rx_replenish; struct iwl_trans *trans; + struct iwl_drv *drv; /* INT ICT Table */ __le32 *ict_tbl; @@ -297,6 +301,11 @@ iwl_trans_pcie_get_trans(struct iwl_trans_pcie *trans_pcie) trans_specific); } +struct iwl_trans *iwl_trans_pcie_alloc(struct pci_dev *pdev, + const struct pci_device_id *ent, + const struct iwl_cfg *cfg); +void iwl_trans_pcie_free(struct iwl_trans *trans); + /***************************************************** * RX ******************************************************/ @@ -426,4 +435,10 @@ trans_pcie_get_cmd_string(struct iwl_trans_pcie *trans_pcie, u8 cmd) return trans_pcie->command_names[cmd]; } +static inline bool iwl_is_rfkill_set(struct iwl_trans *trans) +{ + return !(iwl_read32(trans, CSR_GP_CNTRL) & + CSR_GP_CNTRL_REG_FLAG_HW_RF_KILL_SW); +} + #endif /* __iwl_trans_int_pcie_h__ */ diff --git a/drivers/net/wireless/iwlwifi/iwl-trans-pcie-rx.c b/drivers/net/wireless/iwlwifi/iwl-trans-pcie-rx.c index de78fb8dca9..d2239aad7f1 100644 --- a/drivers/net/wireless/iwlwifi/iwl-trans-pcie-rx.c +++ b/drivers/net/wireless/iwlwifi/iwl-trans-pcie-rx.c @@ -140,7 +140,7 @@ void iwl_rx_queue_update_write_ptr(struct iwl_trans *trans, if (q->need_update == 0) goto exit_unlock; - if (cfg(trans)->base_params->shadow_reg_enable) { + if (trans->cfg->base_params->shadow_reg_enable) { /* shadow register enabled */ /* Device expects a multiple of 8 */ q->write_actual = (q->write & ~0x7); @@ -425,7 +425,7 @@ static void iwl_rx_handle_rxbuf(struct iwl_trans *trans, cmd_index = get_cmd_index(&txq->q, index); if (reclaim) - cmd = txq->cmd[cmd_index]; + cmd = txq->entries[cmd_index].cmd; else cmd = NULL; @@ -543,7 +543,7 @@ static void iwl_rx_handle(struct iwl_trans *trans) static void iwl_irq_handle_error(struct iwl_trans *trans) { /* W/A for WiFi/WiMAX coex and WiMAX own the RF */ - if (cfg(trans)->internal_wimax_coex && + if (trans->cfg->internal_wimax_coex && (!(iwl_read_prph(trans, APMG_CLK_CTRL_REG) & APMS_CLK_VAL_MRB_FUNC_MODE) || (iwl_read_prph(trans, APMG_PS_CTRL_REG) & @@ -648,8 +648,7 @@ void iwl_irq_tasklet(struct iwl_trans *trans) if (inta & CSR_INT_BIT_RF_KILL) { bool hw_rfkill; - hw_rfkill = !(iwl_read32(trans, CSR_GP_CNTRL) & - CSR_GP_CNTRL_REG_FLAG_HW_RF_KILL_SW); + hw_rfkill = iwl_is_rfkill_set(trans); IWL_WARN(trans, "RF_KILL bit toggled to %s.\n", hw_rfkill ? "disable radio" : "enable radio"); @@ -680,7 +679,7 @@ void iwl_irq_tasklet(struct iwl_trans *trans) if (inta & CSR_INT_BIT_WAKEUP) { IWL_DEBUG_ISR(trans, "Wakeup interrupt\n"); iwl_rx_queue_update_write_ptr(trans, &trans_pcie->rxq); - for (i = 0; i < cfg(trans)->base_params->num_of_queues; i++) + for (i = 0; i < trans->cfg->base_params->num_of_queues; i++) iwl_txq_update_write_ptr(trans, &trans_pcie->txq[i]); diff --git a/drivers/net/wireless/iwlwifi/iwl-trans-pcie-tx.c b/drivers/net/wireless/iwlwifi/iwl-trans-pcie-tx.c index 918874067bd..21a8a672fbb 100644 --- a/drivers/net/wireless/iwlwifi/iwl-trans-pcie-tx.c +++ b/drivers/net/wireless/iwlwifi/iwl-trans-pcie-tx.c @@ -37,6 +37,8 @@ #include "iwl-agn-hw.h" #include "iwl-op-mode.h" #include "iwl-trans-pcie-int.h" +/* FIXME: need to abstract out TX command (once we know what it looks like) */ +#include "iwl-commands.h" #define IWL_TX_CRC_SIZE 4 #define IWL_TX_DELIMITER_SIZE 4 @@ -58,7 +60,7 @@ void iwl_trans_txq_update_byte_cnt_tbl(struct iwl_trans *trans, u16 len = byte_cnt + IWL_TX_CRC_SIZE + IWL_TX_DELIMITER_SIZE; __le16 bc_ent; struct iwl_tx_cmd *tx_cmd = - (struct iwl_tx_cmd *) txq->cmd[txq->q.write_ptr]->payload; + (void *) txq->entries[txq->q.write_ptr].cmd->payload; scd_bc_tbl = trans_pcie->scd_bc_tbls.addr; @@ -99,7 +101,7 @@ void iwl_txq_update_write_ptr(struct iwl_trans *trans, struct iwl_tx_queue *txq) if (txq->need_update == 0) return; - if (cfg(trans)->base_params->shadow_reg_enable) { + if (trans->cfg->base_params->shadow_reg_enable) { /* shadow register enabled */ iwl_write32(trans, HBUS_TARG_WRPTR, txq->q.write_ptr | (txq_id << 8)); @@ -221,13 +223,14 @@ void iwlagn_txq_free_tfd(struct iwl_trans *trans, struct iwl_tx_queue *txq, lockdep_assert_held(&txq->lock); - iwlagn_unmap_tfd(trans, &txq->meta[index], &tfd_tmp[index], dma_dir); + iwlagn_unmap_tfd(trans, &txq->entries[index].meta, + &tfd_tmp[index], dma_dir); /* free SKB */ - if (txq->skbs) { + if (txq->entries) { struct sk_buff *skb; - skb = txq->skbs[index]; + skb = txq->entries[index].skb; /* Can be called from irqs-disabled context * If skb is not NULL, it means that the whole queue is being @@ -235,7 +238,7 @@ void iwlagn_txq_free_tfd(struct iwl_trans *trans, struct iwl_tx_queue *txq, */ if (skb) { iwl_op_mode_free_skb(trans->op_mode, skb); - txq->skbs[index] = NULL; + txq->entries[index].skb = NULL; } } } @@ -358,7 +361,7 @@ static void iwlagn_txq_inval_byte_cnt_tbl(struct iwl_trans *trans, u8 sta_id = 0; __le16 bc_ent; struct iwl_tx_cmd *tx_cmd = - (struct iwl_tx_cmd *) txq->cmd[txq->q.read_ptr]->payload; + (void *)txq->entries[txq->q.read_ptr].cmd->payload; WARN_ON(read_ptr >= TFD_QUEUE_SIZE_MAX); @@ -578,8 +581,8 @@ static int iwl_enqueue_hcmd(struct iwl_trans *trans, struct iwl_host_cmd *cmd) } idx = get_cmd_index(q, q->write_ptr); - out_cmd = txq->cmd[idx]; - out_meta = &txq->meta[idx]; + out_cmd = txq->entries[idx].cmd; + out_meta = &txq->entries[idx].meta; memset(out_meta, 0, sizeof(*out_meta)); /* re-initialize to NULL */ if (cmd->flags & CMD_WANT_SKB) @@ -772,8 +775,8 @@ void iwl_tx_cmd_complete(struct iwl_trans *trans, struct iwl_rx_cmd_buffer *rxb, spin_lock(&txq->lock); cmd_index = get_cmd_index(&txq->q, index); - cmd = txq->cmd[cmd_index]; - meta = &txq->meta[cmd_index]; + cmd = txq->entries[cmd_index].cmd; + meta = &txq->entries[cmd_index].meta; iwlagn_unmap_tfd(trans, meta, &txq->tfds[index], DMA_BIDIRECTIONAL); @@ -905,8 +908,8 @@ cancel: * in later, it will possibly set an invalid * address (cmd->meta.source). */ - trans_pcie->txq[trans_pcie->cmd_queue].meta[cmd_idx].flags &= - ~CMD_WANT_SKB; + trans_pcie->txq[trans_pcie->cmd_queue]. + entries[cmd_idx].meta.flags &= ~CMD_WANT_SKB; } if (cmd->resp_pkt) { @@ -961,12 +964,12 @@ int iwl_tx_queue_reclaim(struct iwl_trans *trans, int txq_id, int index, q->read_ptr != index; q->read_ptr = iwl_queue_inc_wrap(q->read_ptr, q->n_bd)) { - if (WARN_ON_ONCE(txq->skbs[txq->q.read_ptr] == NULL)) + if (WARN_ON_ONCE(txq->entries[txq->q.read_ptr].skb == NULL)) continue; - __skb_queue_tail(skbs, txq->skbs[txq->q.read_ptr]); + __skb_queue_tail(skbs, txq->entries[txq->q.read_ptr].skb); - txq->skbs[txq->q.read_ptr] = NULL; + txq->entries[txq->q.read_ptr].skb = NULL; iwlagn_txq_inval_byte_cnt_tbl(trans, txq); diff --git a/drivers/net/wireless/iwlwifi/iwl-trans-pcie.c b/drivers/net/wireless/iwlwifi/iwl-trans-pcie.c index 14a32c420fd..63557bb85cd 100644 --- a/drivers/net/wireless/iwlwifi/iwl-trans-pcie.c +++ b/drivers/net/wireless/iwlwifi/iwl-trans-pcie.c @@ -68,18 +68,20 @@ #include <linux/bitops.h> #include <linux/gfp.h> +#include "iwl-drv.h" #include "iwl-trans.h" #include "iwl-trans-pcie-int.h" #include "iwl-csr.h" #include "iwl-prph.h" -#include "iwl-shared.h" #include "iwl-eeprom.h" #include "iwl-agn-hw.h" +/* FIXME: need to abstract out TX command (once we know what it looks like) */ +#include "iwl-commands.h" #define IWL_MASK(lo, hi) ((1 << (hi)) | ((1 << (hi)) - (1 << (lo)))) #define SCD_QUEUECHAIN_SEL_ALL(trans, trans_pcie) \ - (((1<<cfg(trans)->base_params->num_of_queues) - 1) &\ + (((1<<trans->cfg->base_params->num_of_queues) - 1) &\ (~(1<<(trans_pcie)->cmd_queue))) static int iwl_trans_rx_alloc(struct iwl_trans *trans) @@ -334,7 +336,7 @@ static int iwl_trans_txq_alloc(struct iwl_trans *trans, int i; struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); - if (WARN_ON(txq->meta || txq->cmd || txq->skbs || txq->tfds)) + if (WARN_ON(txq->entries || txq->tfds)) return -EINVAL; setup_timer(&txq->stuck_timer, iwl_trans_pcie_queue_stuck_timer, @@ -343,35 +345,22 @@ static int iwl_trans_txq_alloc(struct iwl_trans *trans, txq->q.n_window = slots_num; - txq->meta = kcalloc(slots_num, sizeof(txq->meta[0]), GFP_KERNEL); - txq->cmd = kcalloc(slots_num, sizeof(txq->cmd[0]), GFP_KERNEL); + txq->entries = kcalloc(slots_num, + sizeof(struct iwl_pcie_tx_queue_entry), + GFP_KERNEL); - if (!txq->meta || !txq->cmd) + if (!txq->entries) goto error; if (txq_id == trans_pcie->cmd_queue) for (i = 0; i < slots_num; i++) { - txq->cmd[i] = kmalloc(sizeof(struct iwl_device_cmd), - GFP_KERNEL); - if (!txq->cmd[i]) + txq->entries[i].cmd = + kmalloc(sizeof(struct iwl_device_cmd), + GFP_KERNEL); + if (!txq->entries[i].cmd) goto error; } - /* Alloc driver data array and TFD circular buffer */ - /* Driver private data, only for Tx (not command) queues, - * not shared with device. */ - if (txq_id != trans_pcie->cmd_queue) { - txq->skbs = kcalloc(TFD_QUEUE_SIZE_MAX, sizeof(txq->skbs[0]), - GFP_KERNEL); - if (!txq->skbs) { - IWL_ERR(trans, "kmalloc for auxiliary BD " - "structures failed\n"); - goto error; - } - } else { - txq->skbs = NULL; - } - /* Circular buffer of transmit frame descriptors (TFDs), * shared with device */ txq->tfds = dma_alloc_coherent(trans->dev, tfd_sz, @@ -384,17 +373,11 @@ static int iwl_trans_txq_alloc(struct iwl_trans *trans, return 0; error: - kfree(txq->skbs); - txq->skbs = NULL; - /* since txq->cmd has been zeroed, - * all non allocated cmd[i] will be NULL */ - if (txq->cmd && txq_id == trans_pcie->cmd_queue) + if (txq->entries && txq_id == trans_pcie->cmd_queue) for (i = 0; i < slots_num; i++) - kfree(txq->cmd[i]); - kfree(txq->meta); - kfree(txq->cmd); - txq->meta = NULL; - txq->cmd = NULL; + kfree(txq->entries[i].cmd); + kfree(txq->entries); + txq->entries = NULL; return -ENOMEM; @@ -406,7 +389,6 @@ static int iwl_trans_txq_init(struct iwl_trans *trans, struct iwl_tx_queue *txq, int ret; txq->need_update = 0; - memset(txq->meta, 0, sizeof(txq->meta[0]) * slots_num); /* TFD_QUEUE_SIZE_MAX must be power-of-two size, otherwise * iwl_queue_inc_wrap and iwl_queue_dec_wrap are broken. */ @@ -484,7 +466,7 @@ static void iwl_tx_queue_free(struct iwl_trans *trans, int txq_id) if (txq_id == trans_pcie->cmd_queue) for (i = 0; i < txq->q.n_window; i++) - kfree(txq->cmd[i]); + kfree(txq->entries[i].cmd); /* De-alloc circular buffer of TFDs */ if (txq->q.n_bd) { @@ -493,15 +475,8 @@ static void iwl_tx_queue_free(struct iwl_trans *trans, int txq_id) memset(&txq->q.dma_addr, 0, sizeof(txq->q.dma_addr)); } - /* De-alloc array of per-TFD driver data */ - kfree(txq->skbs); - txq->skbs = NULL; - - /* deallocate arrays */ - kfree(txq->cmd); - kfree(txq->meta); - txq->cmd = NULL; - txq->meta = NULL; + kfree(txq->entries); + txq->entries = NULL; del_timer_sync(&txq->stuck_timer); @@ -522,7 +497,7 @@ static void iwl_trans_pcie_tx_free(struct iwl_trans *trans) /* Tx queues */ if (trans_pcie->txq) { for (txq_id = 0; - txq_id < cfg(trans)->base_params->num_of_queues; txq_id++) + txq_id < trans->cfg->base_params->num_of_queues; txq_id++) iwl_tx_queue_free(trans, txq_id); } @@ -547,7 +522,7 @@ static int iwl_trans_tx_alloc(struct iwl_trans *trans) int txq_id, slots_num; struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); - u16 scd_bc_tbls_size = cfg(trans)->base_params->num_of_queues * + u16 scd_bc_tbls_size = trans->cfg->base_params->num_of_queues * sizeof(struct iwlagn_scd_bc_tbl); /*It is not allowed to alloc twice, so warn when this happens. @@ -571,7 +546,7 @@ static int iwl_trans_tx_alloc(struct iwl_trans *trans) goto error; } - trans_pcie->txq = kcalloc(cfg(trans)->base_params->num_of_queues, + trans_pcie->txq = kcalloc(trans->cfg->base_params->num_of_queues, sizeof(struct iwl_tx_queue), GFP_KERNEL); if (!trans_pcie->txq) { IWL_ERR(trans, "Not enough memory for txq\n"); @@ -580,7 +555,7 @@ static int iwl_trans_tx_alloc(struct iwl_trans *trans) } /* Alloc and init all Tx queues, including the command queue (#4/#9) */ - for (txq_id = 0; txq_id < cfg(trans)->base_params->num_of_queues; + for (txq_id = 0; txq_id < trans->cfg->base_params->num_of_queues; txq_id++) { slots_num = (txq_id == trans_pcie->cmd_queue) ? TFD_CMD_SLOTS : TFD_TX_CMD_SLOTS; @@ -626,7 +601,7 @@ static int iwl_tx_init(struct iwl_trans *trans) spin_unlock_irqrestore(&trans_pcie->irq_lock, flags); /* Alloc and init all Tx queues, including the command queue (#4/#9) */ - for (txq_id = 0; txq_id < cfg(trans)->base_params->num_of_queues; + for (txq_id = 0; txq_id < trans->cfg->base_params->num_of_queues; txq_id++) { slots_num = (txq_id == trans_pcie->cmd_queue) ? TFD_CMD_SLOTS : TFD_TX_CMD_SLOTS; @@ -749,9 +724,9 @@ static int iwl_apm_init(struct iwl_trans *trans) iwl_apm_config(trans); /* Configure analog phase-lock-loop before activating to D0A */ - if (cfg(trans)->base_params->pll_cfg_val) + if (trans->cfg->base_params->pll_cfg_val) iwl_set_bit(trans, CSR_ANA_PLL_CFG, - cfg(trans)->base_params->pll_cfg_val); + trans->cfg->base_params->pll_cfg_val); /* * Set "initialization complete" bit to move adapter from @@ -861,7 +836,7 @@ static int iwl_nic_init(struct iwl_trans *trans) if (iwl_tx_init(trans)) return -ENOMEM; - if (cfg(trans)->base_params->shadow_reg_enable) { + if (trans->cfg->base_params->shadow_reg_enable) { /* enable shadow regs in HW */ iwl_set_bit(trans, CSR_MAC_SHADOW_REG_CTRL, 0x800FFFFF); @@ -1008,15 +983,13 @@ static int iwl_trans_pcie_start_fw(struct iwl_trans *trans, return -EIO; } + iwl_enable_rfkill_int(trans); + /* If platform's RF_KILL switch is NOT set to KILL */ - hw_rfkill = !(iwl_read32(trans, CSR_GP_CNTRL) & - CSR_GP_CNTRL_REG_FLAG_HW_RF_KILL_SW); + hw_rfkill = iwl_is_rfkill_set(trans); iwl_op_mode_hw_rf_kill(trans->op_mode, hw_rfkill); - - if (hw_rfkill) { - iwl_enable_rfkill_int(trans); + if (hw_rfkill) return -ERFKILL; - } iwl_write32(trans, CSR_INT, 0xFFFFFFFF); @@ -1080,7 +1053,7 @@ static void iwl_tx_start(struct iwl_trans *trans) iwl_write_targ_mem(trans, a, 0); for (; a < trans_pcie->scd_base_addr + SCD_TRANS_TBL_OFFSET_QUEUE( - cfg(trans)->base_params->num_of_queues); + trans->cfg->base_params->num_of_queues); a += 4) iwl_write_targ_mem(trans, a, 0); @@ -1103,7 +1076,7 @@ static void iwl_tx_start(struct iwl_trans *trans) iwl_write_prph(trans, SCD_AGGR_SEL, 0); /* initiate the queues */ - for (i = 0; i < cfg(trans)->base_params->num_of_queues; i++) { + for (i = 0; i < trans->cfg->base_params->num_of_queues; i++) { iwl_write_prph(trans, SCD_QUEUE_RDPTR(i), 0); iwl_write_direct32(trans, HBUS_TARG_WRPTR, 0 | (i << 8)); iwl_write_targ_mem(trans, trans_pcie->scd_base_addr + @@ -1120,7 +1093,7 @@ static void iwl_tx_start(struct iwl_trans *trans) } iwl_write_prph(trans, SCD_INTERRUPT_MASK, - IWL_MASK(0, cfg(trans)->base_params->num_of_queues)); + IWL_MASK(0, trans->cfg->base_params->num_of_queues)); /* Activate all Tx DMA/FIFO channels */ iwl_trans_txq_set_sched(trans, IWL_MASK(0, 7)); @@ -1188,7 +1161,7 @@ static int iwl_trans_tx_stop(struct iwl_trans *trans) } /* Unmap DMA from host system and free skb's */ - for (txq_id = 0; txq_id < cfg(trans)->base_params->num_of_queues; + for (txq_id = 0; txq_id < trans->cfg->base_params->num_of_queues; txq_id++) iwl_tx_queue_unmap(trans, txq_id); @@ -1240,6 +1213,8 @@ static void iwl_trans_pcie_stop_device(struct iwl_trans *trans) iwl_disable_interrupts(trans); spin_unlock_irqrestore(&trans_pcie->irq_lock, flags); + iwl_enable_rfkill_int(trans); + /* wait to make sure we flush pending tasklet*/ synchronize_irq(trans_pcie->irq); tasklet_kill(&trans_pcie->irq_tasklet); @@ -1296,15 +1271,15 @@ static int iwl_trans_pcie_tx(struct iwl_trans *trans, struct sk_buff *skb, spin_lock(&txq->lock); /* Set up driver data for this TFD */ - txq->skbs[q->write_ptr] = skb; - txq->cmd[q->write_ptr] = dev_cmd; + txq->entries[q->write_ptr].skb = skb; + txq->entries[q->write_ptr].cmd = dev_cmd; dev_cmd->hdr.cmd = REPLY_TX; dev_cmd->hdr.sequence = cpu_to_le16((u16)(QUEUE_TO_SEQ(txq_id) | INDEX_TO_SEQ(q->write_ptr))); /* Set up first empty entry in queue's array of Tx/cmd buffers */ - out_meta = &txq->meta[q->write_ptr]; + out_meta = &txq->entries[q->write_ptr].meta; /* * Use the first empty entry in this queue's command buffer array @@ -1450,8 +1425,10 @@ static int iwl_trans_pcie_start_hw(struct iwl_trans *trans) iwl_apm_init(trans); - hw_rfkill = !(iwl_read32(trans, CSR_GP_CNTRL) & - CSR_GP_CNTRL_REG_FLAG_HW_RF_KILL_SW); + /* From now on, the op_mode will be kept updated about RF kill state */ + iwl_enable_rfkill_int(trans); + + hw_rfkill = iwl_is_rfkill_set(trans); iwl_op_mode_hw_rf_kill(trans->op_mode, hw_rfkill); return err; @@ -1464,14 +1441,37 @@ error: return err; } -static void iwl_trans_pcie_stop_hw(struct iwl_trans *trans) +static void iwl_trans_pcie_stop_hw(struct iwl_trans *trans, + bool op_mode_leaving) { + bool hw_rfkill; + unsigned long flags; + struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); + iwl_apm_stop(trans); + spin_lock_irqsave(&trans_pcie->irq_lock, flags); + iwl_disable_interrupts(trans); + spin_unlock_irqrestore(&trans_pcie->irq_lock, flags); + iwl_write32(trans, CSR_INT, 0xFFFFFFFF); - /* Even if we stop the HW, we still want the RF kill interrupt */ - iwl_enable_rfkill_int(trans); + if (!op_mode_leaving) { + /* + * Even if we stop the HW, we still want the RF kill + * interrupt + */ + iwl_enable_rfkill_int(trans); + + /* + * Check again since the RF kill state may have changed while + * all the interrupts were disabled, in this case we couldn't + * receive the RF kill interrupt and update the state in the + * op_mode. + */ + hw_rfkill = iwl_is_rfkill_set(trans); + iwl_op_mode_hw_rf_kill(trans->op_mode, hw_rfkill); + } } static void iwl_trans_pcie_reclaim(struct iwl_trans *trans, int txq_id, int ssn, @@ -1548,7 +1548,7 @@ static void iwl_trans_pcie_configure(struct iwl_trans *trans, trans_pcie->command_names = trans_cfg->command_names; } -static void iwl_trans_pcie_free(struct iwl_trans *trans) +void iwl_trans_pcie_free(struct iwl_trans *trans) { struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); @@ -1567,7 +1567,6 @@ static void iwl_trans_pcie_free(struct iwl_trans *trans) pci_release_regions(trans_pcie->pci_dev); pci_disable_device(trans_pcie->pci_dev); - trans->shrd->trans = NULL; kfree(trans); } @@ -1591,16 +1590,14 @@ static int iwl_trans_pcie_resume(struct iwl_trans *trans) { bool hw_rfkill; - hw_rfkill = !(iwl_read32(trans, CSR_GP_CNTRL) & - CSR_GP_CNTRL_REG_FLAG_HW_RF_KILL_SW); - - if (hw_rfkill) - iwl_enable_rfkill_int(trans); - else - iwl_enable_interrupts(trans); + iwl_enable_rfkill_int(trans); + hw_rfkill = iwl_is_rfkill_set(trans); iwl_op_mode_hw_rf_kill(trans->op_mode, hw_rfkill); + if (!hw_rfkill) + iwl_enable_interrupts(trans); + return 0; } #endif /* CONFIG_PM_SLEEP */ @@ -1617,7 +1614,7 @@ static int iwl_trans_pcie_wait_tx_queue_empty(struct iwl_trans *trans) int ret = 0; /* waiting for all the tx frames complete might take a while */ - for (cnt = 0; cnt < cfg(trans)->base_params->num_of_queues; cnt++) { + for (cnt = 0; cnt < trans->cfg->base_params->num_of_queues; cnt++) { if (cnt == trans_pcie->cmd_queue) continue; txq = &trans_pcie->txq[cnt]; @@ -1829,17 +1826,16 @@ static ssize_t iwl_dbgfs_tx_queue_read(struct file *file, int ret; size_t bufsz; - bufsz = sizeof(char) * 64 * cfg(trans)->base_params->num_of_queues; + bufsz = sizeof(char) * 64 * trans->cfg->base_params->num_of_queues; - if (!trans_pcie->txq) { - IWL_ERR(trans, "txq not ready\n"); + if (!trans_pcie->txq) return -EAGAIN; - } + buf = kzalloc(bufsz, GFP_KERNEL); if (!buf) return -ENOMEM; - for (cnt = 0; cnt < cfg(trans)->base_params->num_of_queues; cnt++) { + for (cnt = 0; cnt < trans->cfg->base_params->num_of_queues; cnt++) { txq = &trans_pcie->txq[cnt]; q = &txq->q; pos += scnprintf(buf + pos, bufsz - pos, @@ -1895,10 +1891,8 @@ static ssize_t iwl_dbgfs_interrupt_read(struct file *file, ssize_t ret; buf = kzalloc(bufsz, GFP_KERNEL); - if (!buf) { - IWL_ERR(trans, "Can not allocate Buffer\n"); + if (!buf) return -ENOMEM; - } pos += scnprintf(buf + pos, bufsz - pos, "Interrupt Statistics Report:\n"); @@ -2049,7 +2043,7 @@ static int iwl_trans_pcie_dbgfs_register(struct iwl_trans *trans, #endif /*CONFIG_IWLWIFI_DEBUGFS */ -const struct iwl_trans_ops trans_ops_pcie = { +static const struct iwl_trans_ops trans_ops_pcie = { .start_hw = iwl_trans_pcie_start_hw, .stop_hw = iwl_trans_pcie_stop_hw, .fw_alive = iwl_trans_pcie_fw_alive, @@ -2066,8 +2060,6 @@ const struct iwl_trans_ops trans_ops_pcie = { .tx_agg_disable = iwl_trans_pcie_tx_agg_disable, .tx_agg_setup = iwl_trans_pcie_tx_agg_setup, - .free = iwl_trans_pcie_free, - .dbgfs_register = iwl_trans_pcie_dbgfs_register, .wait_tx_queue_empty = iwl_trans_pcie_wait_tx_queue_empty, @@ -2083,9 +2075,9 @@ const struct iwl_trans_ops trans_ops_pcie = { .set_pmi = iwl_trans_pcie_set_pmi, }; -struct iwl_trans *iwl_trans_pcie_alloc(struct iwl_shared *shrd, - struct pci_dev *pdev, - const struct pci_device_id *ent) +struct iwl_trans *iwl_trans_pcie_alloc(struct pci_dev *pdev, + const struct pci_device_id *ent, + const struct iwl_cfg *cfg) { struct iwl_trans_pcie *trans_pcie; struct iwl_trans *trans; @@ -2101,7 +2093,7 @@ struct iwl_trans *iwl_trans_pcie_alloc(struct iwl_shared *shrd, trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); trans->ops = &trans_ops_pcie; - trans->shrd = shrd; + trans->cfg = cfg; trans_pcie->trans = trans; spin_lock_init(&trans_pcie->irq_lock); init_waitqueue_head(&trans_pcie->ucode_write_waitq); diff --git a/drivers/net/wireless/iwlwifi/iwl-trans.h b/drivers/net/wireless/iwlwifi/iwl-trans.h index f3496a0490f..7018d313a4e 100644 --- a/drivers/net/wireless/iwlwifi/iwl-trans.h +++ b/drivers/net/wireless/iwlwifi/iwl-trans.h @@ -66,8 +66,9 @@ #include <linux/ieee80211.h> #include <linux/mm.h> /* for page_address */ -#include "iwl-shared.h" #include "iwl-debug.h" +#include "iwl-config.h" +#include "iwl-fw.h" /** * DOC: Transport layer - what is it ? @@ -104,13 +105,6 @@ * 6) Eventually, the free function will be called. */ -struct iwl_priv; -struct iwl_shared; -struct iwl_op_mode; -struct fw_img; -struct sk_buff; -struct dentry; - /** * DOC: Host command section * @@ -326,6 +320,8 @@ struct iwl_trans_config { const char **command_names; }; +struct iwl_trans; + /** * struct iwl_trans_ops - transport specific operations * @@ -334,7 +330,8 @@ struct iwl_trans_config { * @start_hw: starts the HW- from that point on, the HW can send interrupts * May sleep * @stop_hw: stops the HW- from that point on, the HW will be in low power but - * will still issue interrupt if the HW RF kill is triggered. + * will still issue interrupt if the HW RF kill is triggered unless + * op_mode_leaving is true. * May sleep * @start_fw: allocates and inits all the resources for the transport * layer. Also kick a fw image. @@ -357,10 +354,6 @@ struct iwl_trans_config { * May sleep * @tx_agg_disable: de-configure a Tx queue to send AMPDUs * Must be atomic - * @free: release all the ressource for the transport layer itself such as - * irq, tasklet etc... From this point on, the device may not issue - * any interrupt (incl. RFKILL). - * May sleep * @wait_tx_queue_empty: wait until all tx queues are empty * May sleep * @dbgfs_register: add the dbgfs files under this directory. Files will be @@ -378,7 +371,7 @@ struct iwl_trans_config { struct iwl_trans_ops { int (*start_hw)(struct iwl_trans *iwl_trans); - void (*stop_hw)(struct iwl_trans *iwl_trans); + void (*stop_hw)(struct iwl_trans *iwl_trans, bool op_mode_leaving); int (*start_fw)(struct iwl_trans *trans, const struct fw_img *fw); void (*fw_alive)(struct iwl_trans *trans); void (*stop_device)(struct iwl_trans *trans); @@ -396,8 +389,6 @@ struct iwl_trans_ops { int sta_id, int tid, int frame_limit, u16 ssn); void (*tx_agg_disable)(struct iwl_trans *trans, int queue); - void (*free)(struct iwl_trans *trans); - int (*dbgfs_register)(struct iwl_trans *trans, struct dentry* dir); int (*wait_tx_queue_empty)(struct iwl_trans *trans); #ifdef CONFIG_PM_SLEEP @@ -428,7 +419,7 @@ enum iwl_trans_state { * * @ops - pointer to iwl_trans_ops * @op_mode - pointer to the op_mode - * @shrd - pointer to iwl_shared which holds shared data from the upper layer + * @cfg - pointer to the configuration * @reg_lock - protect hw register access * @dev - pointer to struct device * that represents the device * @hw_id: a u32 with the ID of the device / subdevice. @@ -440,7 +431,7 @@ enum iwl_trans_state { struct iwl_trans { const struct iwl_trans_ops *ops; struct iwl_op_mode *op_mode; - struct iwl_shared *shrd; + const struct iwl_cfg *cfg; enum iwl_trans_state state; spinlock_t reg_lock; @@ -477,11 +468,12 @@ static inline int iwl_trans_start_hw(struct iwl_trans *trans) return trans->ops->start_hw(trans); } -static inline void iwl_trans_stop_hw(struct iwl_trans *trans) +static inline void iwl_trans_stop_hw(struct iwl_trans *trans, + bool op_mode_leaving) { might_sleep(); - trans->ops->stop_hw(trans); + trans->ops->stop_hw(trans, op_mode_leaving); trans->state = IWL_TRANS_NO_FW; } @@ -566,11 +558,6 @@ static inline void iwl_trans_tx_agg_setup(struct iwl_trans *trans, int queue, frame_limit, ssn); } -static inline void iwl_trans_free(struct iwl_trans *trans) -{ - trans->ops->free(trans); -} - static inline int iwl_trans_wait_tx_queue_empty(struct iwl_trans *trans) { WARN_ONCE(trans->state != IWL_TRANS_FW_ALIVE, @@ -618,19 +605,9 @@ static inline void iwl_trans_set_pmi(struct iwl_trans *trans, bool state) } /***************************************************** -* Transport layers implementations + their allocation function +* driver (transport) register/unregister functions ******************************************************/ -struct pci_dev; -struct pci_device_id; -extern const struct iwl_trans_ops trans_ops_pcie; -struct iwl_trans *iwl_trans_pcie_alloc(struct iwl_shared *shrd, - struct pci_dev *pdev, - const struct pci_device_id *ent); int __must_check iwl_pci_register_driver(void); void iwl_pci_unregister_driver(void); -extern const struct iwl_trans_ops trans_ops_idi; -struct iwl_trans *iwl_trans_idi_alloc(struct iwl_shared *shrd, - void *pdev_void, - const void *ent_void); #endif /* __iwl_trans_h__ */ diff --git a/drivers/net/wireless/iwlwifi/iwl-ucode.c b/drivers/net/wireless/iwlwifi/iwl-ucode.c index 53917194561..bc40dc68b0f 100644 --- a/drivers/net/wireless/iwlwifi/iwl-ucode.c +++ b/drivers/net/wireless/iwlwifi/iwl-ucode.c @@ -31,7 +31,6 @@ #include <linux/init.h> #include "iwl-dev.h" -#include "iwl-core.h" #include "iwl-io.h" #include "iwl-agn-hw.h" #include "iwl-agn.h" @@ -145,8 +144,8 @@ int iwl_init_alive_start(struct iwl_priv *priv) { int ret; - if (cfg(priv)->bt_params && - cfg(priv)->bt_params->advanced_bt_coexist) { + if (priv->cfg->bt_params && + priv->cfg->bt_params->advanced_bt_coexist) { /* * Tell uCode we are ready to perform calibration * need to perform this before any calibration @@ -168,8 +167,8 @@ int iwl_init_alive_start(struct iwl_priv *priv) * temperature offset calibration is only needed for runtime ucode, * so prepare the value now. */ - if (cfg(priv)->need_temp_offset_calib) { - if (cfg(priv)->temp_offset_v2) + if (priv->cfg->need_temp_offset_calib) { + if (priv->cfg->temp_offset_v2) return iwl_set_temperature_offset_calib_v2(priv); else return iwl_set_temperature_offset_calib(priv); @@ -244,7 +243,7 @@ static int iwl_alive_notify(struct iwl_priv *priv) { int ret; - iwl_trans_fw_alive(trans(priv)); + iwl_trans_fw_alive(priv->trans); priv->passive_no_rx = false; priv->transport_queue_stop = 0; @@ -253,7 +252,7 @@ static int iwl_alive_notify(struct iwl_priv *priv) if (ret) return ret; - if (!cfg(priv)->no_xtal_calib) { + if (!priv->cfg->no_xtal_calib) { ret = iwl_set_Xtal_calib(priv); if (ret) return ret; @@ -282,9 +281,9 @@ static int iwl_verify_sec_sparse(struct iwl_priv *priv, /* read data comes through single port, auto-incr addr */ /* NOTE: Use the debugless read so we don't flood kernel log * if IWL_DL_IO is set */ - iwl_write_direct32(trans(priv), HBUS_TARG_MEM_RADDR, + iwl_write_direct32(priv->trans, HBUS_TARG_MEM_RADDR, i + fw_desc->offset); - val = iwl_read32(trans(priv), HBUS_TARG_MEM_RDAT); + val = iwl_read32(priv->trans, HBUS_TARG_MEM_RDAT); if (val != le32_to_cpu(*image)) return -EIO; } @@ -303,14 +302,14 @@ static void iwl_print_mismatch_sec(struct iwl_priv *priv, IWL_DEBUG_FW(priv, "ucode inst image size is %u\n", len); - iwl_write_direct32(trans(priv), HBUS_TARG_MEM_RADDR, + iwl_write_direct32(priv->trans, HBUS_TARG_MEM_RADDR, fw_desc->offset); for (offs = 0; offs < len && errors < 20; offs += sizeof(u32), image++) { /* read data comes through single port, auto-incr addr */ - val = iwl_read32(trans(priv), HBUS_TARG_MEM_RDAT); + val = iwl_read32(priv->trans, HBUS_TARG_MEM_RDAT); if (val != le32_to_cpu(*image)) { IWL_ERR(priv, "uCode INST section at " "offset 0x%x, is 0x%x, s/b 0x%x\n", @@ -402,7 +401,7 @@ int iwl_load_ucode_wait_alive(struct iwl_priv *priv, alive_cmd, ARRAY_SIZE(alive_cmd), iwl_alive_fn, &alive_data); - ret = iwl_trans_start_fw(trans(priv), fw); + ret = iwl_trans_start_fw(priv->trans, fw); if (ret) { priv->cur_ucode = old_type; iwl_remove_notification(&priv->notif_wait, &alive_wait); @@ -526,7 +525,7 @@ int iwl_run_init_ucode(struct iwl_priv *priv) iwl_remove_notification(&priv->notif_wait, &calib_wait); out: /* Whatever happened, stop the device */ - iwl_trans_stop_device(trans(priv)); + iwl_trans_stop_device(priv->trans); priv->ucode_loaded = false; return ret; diff --git a/drivers/net/wireless/libertas/firmware.c b/drivers/net/wireless/libertas/firmware.c index cd23f1a8c98..77f6504fd55 100644 --- a/drivers/net/wireless/libertas/firmware.c +++ b/drivers/net/wireless/libertas/firmware.c @@ -5,6 +5,7 @@ #include <linux/firmware.h> #include <linux/firmware.h> #include <linux/module.h> +#include <linux/sched.h> #include "dev.h" #include "decl.h" diff --git a/drivers/net/wireless/libertas/if_cs.c b/drivers/net/wireless/libertas/if_cs.c index cee50528522..16beaf39dc5 100644 --- a/drivers/net/wireless/libertas/if_cs.c +++ b/drivers/net/wireless/libertas/if_cs.c @@ -738,6 +738,50 @@ done: return ret; } +static void if_cs_prog_firmware(struct lbs_private *priv, int ret, + const struct firmware *helper, + const struct firmware *mainfw) +{ + struct if_cs_card *card = priv->card; + + if (ret) { + pr_err("failed to find firmware (%d)\n", ret); + return; + } + + /* Load the firmware */ + ret = if_cs_prog_helper(card, helper); + if (ret == 0 && (card->model != MODEL_8305)) + ret = if_cs_prog_real(card, mainfw); + if (ret) + goto out; + + /* Now actually get the IRQ */ + ret = request_irq(card->p_dev->irq, if_cs_interrupt, + IRQF_SHARED, DRV_NAME, card); + if (ret) { + pr_err("error in request_irq\n"); + goto out; + } + + /* + * Clear any interrupt cause that happened while sending + * firmware/initializing card + */ + if_cs_write16(card, IF_CS_CARD_INT_CAUSE, IF_CS_BIT_MASK); + if_cs_enable_ints(card); + + /* And finally bring the card up */ + priv->fw_ready = 1; + if (lbs_start_card(priv) != 0) { + pr_err("could not activate card\n"); + free_irq(card->p_dev->irq, card); + } + +out: + release_firmware(helper); + release_firmware(mainfw); +} /********************************************************************/ @@ -809,8 +853,6 @@ static int if_cs_probe(struct pcmcia_device *p_dev) unsigned int prod_id; struct lbs_private *priv; struct if_cs_card *card; - const struct firmware *helper = NULL; - const struct firmware *mainfw = NULL; lbs_deb_enter(LBS_DEB_CS); @@ -890,20 +932,6 @@ static int if_cs_probe(struct pcmcia_device *p_dev) goto out2; } - ret = lbs_get_firmware(&p_dev->dev, card->model, &fw_table[0], - &helper, &mainfw); - if (ret) { - pr_err("failed to find firmware (%d)\n", ret); - goto out2; - } - - /* Load the firmware early, before calling into libertas.ko */ - ret = if_cs_prog_helper(card, helper); - if (ret == 0 && (card->model != MODEL_8305)) - ret = if_cs_prog_real(card, mainfw); - if (ret) - goto out2; - /* Make this card known to the libertas driver */ priv = lbs_add_card(card, &p_dev->dev); if (!priv) { @@ -911,37 +939,22 @@ static int if_cs_probe(struct pcmcia_device *p_dev) goto out2; } - /* Finish setting up fields in lbs_private */ + /* Set up fields in lbs_private */ card->priv = priv; priv->card = card; priv->hw_host_to_card = if_cs_host_to_card; priv->enter_deep_sleep = NULL; priv->exit_deep_sleep = NULL; priv->reset_deep_sleep_wakeup = NULL; - priv->fw_ready = 1; - /* Now actually get the IRQ */ - ret = request_irq(p_dev->irq, if_cs_interrupt, - IRQF_SHARED, DRV_NAME, card); + /* Get firmware */ + ret = lbs_get_firmware_async(priv, &p_dev->dev, card->model, fw_table, + if_cs_prog_firmware); if (ret) { - pr_err("error in request_irq\n"); - goto out3; - } - - /* - * Clear any interrupt cause that happened while sending - * firmware/initializing card - */ - if_cs_write16(card, IF_CS_CARD_INT_CAUSE, IF_CS_BIT_MASK); - if_cs_enable_ints(card); - - /* And finally bring the card up */ - if (lbs_start_card(priv) != 0) { - pr_err("could not activate card\n"); + pr_err("failed to find firmware (%d)\n", ret); goto out3; } - ret = 0; goto out; out3: @@ -951,9 +964,6 @@ out2: out1: pcmcia_disable_device(p_dev); out: - release_firmware(helper); - release_firmware(mainfw); - lbs_deb_leave_args(LBS_DEB_CS, "ret %d", ret); return ret; } diff --git a/drivers/net/wireless/mwifiex/11n_aggr.c b/drivers/net/wireless/mwifiex/11n_aggr.c index 9eefb2a0ce9..ab84eb94374 100644 --- a/drivers/net/wireless/mwifiex/11n_aggr.c +++ b/drivers/net/wireless/mwifiex/11n_aggr.c @@ -233,21 +233,27 @@ mwifiex_11n_aggregate_pkt(struct mwifiex_private *priv, skb_push(skb_aggr, headroom); - /* - * Padding per MSDU will affect the length of next - * packet and hence the exact length of next packet - * is uncertain here. - * - * Also, aggregation of transmission buffer, while - * downloading the data to the card, wont gain much - * on the AMSDU packets as the AMSDU packets utilizes - * the transmission buffer space to the maximum - * (adapter->tx_buf_size). - */ - tx_param.next_pkt_len = 0; - - ret = adapter->if_ops.host_to_card(adapter, MWIFIEX_TYPE_DATA, - skb_aggr, &tx_param); + if (adapter->iface_type == MWIFIEX_USB) { + adapter->data_sent = true; + ret = adapter->if_ops.host_to_card(adapter, MWIFIEX_USB_EP_DATA, + skb_aggr, NULL); + } else { + /* + * Padding per MSDU will affect the length of next + * packet and hence the exact length of next packet + * is uncertain here. + * + * Also, aggregation of transmission buffer, while + * downloading the data to the card, wont gain much + * on the AMSDU packets as the AMSDU packets utilizes + * the transmission buffer space to the maximum + * (adapter->tx_buf_size). + */ + tx_param.next_pkt_len = 0; + + ret = adapter->if_ops.host_to_card(adapter, MWIFIEX_TYPE_DATA, + skb_aggr, &tx_param); + } switch (ret) { case -EBUSY: spin_lock_irqsave(&priv->wmm.ra_list_spinlock, ra_list_flags); diff --git a/drivers/net/wireless/mwifiex/Kconfig b/drivers/net/wireless/mwifiex/Kconfig index 2a078cea830..7f91cc69478 100644 --- a/drivers/net/wireless/mwifiex/Kconfig +++ b/drivers/net/wireless/mwifiex/Kconfig @@ -30,3 +30,14 @@ config MWIFIEX_PCIE If you choose to build it as a module, it will be called mwifiex_pcie. + +config MWIFIEX_USB + tristate "Marvell WiFi-Ex Driver for USB8797" + depends on MWIFIEX && USB + select FW_LOADER + ---help--- + This adds support for wireless adapters based on Marvell + Avastar 88W8797 chipset with USB interface. + + If you choose to build it as a module, it will be called + mwifiex_usb. diff --git a/drivers/net/wireless/mwifiex/Makefile b/drivers/net/wireless/mwifiex/Makefile index b0257ad1bbe..5c1a46bf1e1 100644 --- a/drivers/net/wireless/mwifiex/Makefile +++ b/drivers/net/wireless/mwifiex/Makefile @@ -42,3 +42,6 @@ obj-$(CONFIG_MWIFIEX_SDIO) += mwifiex_sdio.o mwifiex_pcie-y += pcie.o obj-$(CONFIG_MWIFIEX_PCIE) += mwifiex_pcie.o + +mwifiex_usb-y += usb.o +obj-$(CONFIG_MWIFIEX_USB) += mwifiex_usb.o diff --git a/drivers/net/wireless/mwifiex/cmdevt.c b/drivers/net/wireless/mwifiex/cmdevt.c index 07f6e009255..1710beffb93 100644 --- a/drivers/net/wireless/mwifiex/cmdevt.c +++ b/drivers/net/wireless/mwifiex/cmdevt.c @@ -139,6 +139,7 @@ static int mwifiex_dnld_cmd_to_fw(struct mwifiex_private *priv, uint16_t cmd_size; struct timeval tstamp; unsigned long flags; + __le32 tmp; if (!adapter || !cmd_node) return -1; @@ -178,15 +179,28 @@ static int mwifiex_dnld_cmd_to_fw(struct mwifiex_private *priv, le16_to_cpu(*(__le16 *) ((u8 *) host_cmd + S_DS_GEN)), cmd_size, le16_to_cpu(host_cmd->seq_num)); - skb_push(cmd_node->cmd_skb, INTF_HEADER_LEN); - - ret = adapter->if_ops.host_to_card(adapter, MWIFIEX_TYPE_CMD, - cmd_node->cmd_skb, NULL); - - skb_pull(cmd_node->cmd_skb, INTF_HEADER_LEN); + if (adapter->iface_type == MWIFIEX_USB) { + tmp = cpu_to_le32(MWIFIEX_USB_TYPE_CMD); + skb_push(cmd_node->cmd_skb, MWIFIEX_TYPE_LEN); + memcpy(cmd_node->cmd_skb->data, &tmp, MWIFIEX_TYPE_LEN); + adapter->cmd_sent = true; + ret = adapter->if_ops.host_to_card(adapter, + MWIFIEX_USB_EP_CMD_EVENT, + cmd_node->cmd_skb, NULL); + skb_pull(cmd_node->cmd_skb, MWIFIEX_TYPE_LEN); + if (ret == -EBUSY) + cmd_node->cmd_skb = NULL; + } else { + skb_push(cmd_node->cmd_skb, INTF_HEADER_LEN); + ret = adapter->if_ops.host_to_card(adapter, MWIFIEX_TYPE_CMD, + cmd_node->cmd_skb, NULL); + skb_pull(cmd_node->cmd_skb, INTF_HEADER_LEN); + } if (ret == -1) { dev_err(adapter->dev, "DNLD_CMD: host to card failed\n"); + if (adapter->iface_type == MWIFIEX_USB) + adapter->cmd_sent = false; if (cmd_node->wait_q_enabled) adapter->cmd_wait_q.status = -1; mwifiex_insert_cmd_to_free_q(adapter, adapter->curr_cmd); @@ -232,6 +246,9 @@ static int mwifiex_dnld_sleep_confirm_cmd(struct mwifiex_adapter *adapter) struct mwifiex_opt_sleep_confirm *sleep_cfm_buf = (struct mwifiex_opt_sleep_confirm *) adapter->sleep_cfm->data; + struct sk_buff *sleep_cfm_tmp; + __le32 tmp; + priv = mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_ANY); sleep_cfm_buf->seq_num = @@ -240,10 +257,28 @@ static int mwifiex_dnld_sleep_confirm_cmd(struct mwifiex_adapter *adapter) priv->bss_type))); adapter->seq_num++; - skb_push(adapter->sleep_cfm, INTF_HEADER_LEN); - ret = adapter->if_ops.host_to_card(adapter, MWIFIEX_TYPE_CMD, - adapter->sleep_cfm, NULL); - skb_pull(adapter->sleep_cfm, INTF_HEADER_LEN); + if (adapter->iface_type == MWIFIEX_USB) { + sleep_cfm_tmp = + dev_alloc_skb(sizeof(struct mwifiex_opt_sleep_confirm) + + MWIFIEX_TYPE_LEN); + skb_put(sleep_cfm_tmp, sizeof(struct mwifiex_opt_sleep_confirm) + + MWIFIEX_TYPE_LEN); + tmp = cpu_to_le32(MWIFIEX_USB_TYPE_CMD); + memcpy(sleep_cfm_tmp->data, &tmp, MWIFIEX_TYPE_LEN); + memcpy(sleep_cfm_tmp->data + MWIFIEX_TYPE_LEN, + adapter->sleep_cfm->data, + sizeof(struct mwifiex_opt_sleep_confirm)); + ret = adapter->if_ops.host_to_card(adapter, + MWIFIEX_USB_EP_CMD_EVENT, + sleep_cfm_tmp, NULL); + if (ret != -EBUSY) + dev_kfree_skb_any(sleep_cfm_tmp); + } else { + skb_push(adapter->sleep_cfm, INTF_HEADER_LEN); + ret = adapter->if_ops.host_to_card(adapter, MWIFIEX_TYPE_CMD, + adapter->sleep_cfm, NULL); + skb_pull(adapter->sleep_cfm, INTF_HEADER_LEN); + } if (ret == -1) { dev_err(adapter->dev, "SLEEP_CFM: failed\n"); @@ -343,7 +378,12 @@ int mwifiex_free_cmd_buffer(struct mwifiex_adapter *adapter) } if (!cmd_array[i].resp_skb) continue; - dev_kfree_skb_any(cmd_array[i].resp_skb); + + if (adapter->iface_type == MWIFIEX_USB) + adapter->if_ops.cmdrsp_complete(adapter, + cmd_array[i].resp_skb); + else + dev_kfree_skb_any(cmd_array[i].resp_skb); } /* Release struct cmd_ctrl_node */ if (adapter->cmd_pool) { @@ -1083,6 +1123,7 @@ mwifiex_process_hs_config(struct mwifiex_adapter *adapter) MWIFIEX_BSS_ROLE_ANY), false); } +EXPORT_SYMBOL_GPL(mwifiex_process_hs_config); /* * This function handles the command response of a sleep confirm command. diff --git a/drivers/net/wireless/mwifiex/decl.h b/drivers/net/wireless/mwifiex/decl.h index be5fd1652e5..d04aba4131d 100644 --- a/drivers/net/wireless/mwifiex/decl.h +++ b/drivers/net/wireless/mwifiex/decl.h @@ -53,6 +53,7 @@ #define MWIFIEX_RATE_BITMAP_MCS127 159 #define MWIFIEX_RX_DATA_BUF_SIZE (4 * 1024) +#define MWIFIEX_RX_CMD_BUF_SIZE (2 * 1024) #define MWIFIEX_RTS_MIN_VALUE (0) #define MWIFIEX_RTS_MAX_VALUE (2347) diff --git a/drivers/net/wireless/mwifiex/fw.h b/drivers/net/wireless/mwifiex/fw.h index 6b15449a4cb..2a2cabadb9b 100644 --- a/drivers/net/wireless/mwifiex/fw.h +++ b/drivers/net/wireless/mwifiex/fw.h @@ -81,6 +81,11 @@ enum KEY_TYPE_ID { #define FIRMWARE_READY_SDIO 0xfedc #define FIRMWARE_READY_PCIE 0xfedcba00 +enum mwifiex_usb_ep { + MWIFIEX_USB_EP_CMD_EVENT = 1, + MWIFIEX_USB_EP_DATA = 2, +}; + enum MWIFIEX_802_11_PRIVACY_FILTER { MWIFIEX_802_11_PRIV_FILTER_ACCEPT_ALL, MWIFIEX_802_11_PRIV_FILTER_8021X_WEP diff --git a/drivers/net/wireless/mwifiex/init.c b/drivers/net/wireless/mwifiex/init.c index 0d55c5b542d..d440c3eb640 100644 --- a/drivers/net/wireless/mwifiex/init.c +++ b/drivers/net/wireless/mwifiex/init.c @@ -188,10 +188,10 @@ static void mwifiex_init_adapter(struct mwifiex_adapter *adapter) adapter->cmd_sent = false; - if (adapter->iface_type == MWIFIEX_PCIE) - adapter->data_sent = false; - else + if (adapter->iface_type == MWIFIEX_SDIO) adapter->data_sent = true; + else + adapter->data_sent = false; adapter->cmd_resp_received = false; adapter->event_received = false; @@ -379,7 +379,8 @@ mwifiex_free_adapter(struct mwifiex_adapter *adapter) dev_dbg(adapter->dev, "info: free scan table\n"); - adapter->if_ops.cleanup_if(adapter); + if (adapter->if_ops.cleanup_if) + adapter->if_ops.cleanup_if(adapter); if (adapter->sleep_cfm) dev_kfree_skb_any(adapter->sleep_cfm); @@ -419,6 +420,8 @@ int mwifiex_init_lock_list(struct mwifiex_adapter *adapter) spin_lock_init(&adapter->cmd_pending_q_lock); spin_lock_init(&adapter->scan_pending_q_lock); + skb_queue_head_init(&adapter->usb_rx_data_q); + for (i = 0; i < adapter->priv_num; ++i) { INIT_LIST_HEAD(&adapter->bss_prio_tbl[i].bss_prio_head); adapter->bss_prio_tbl[i].bss_prio_cur = NULL; @@ -574,6 +577,7 @@ mwifiex_shutdown_drv(struct mwifiex_adapter *adapter) struct mwifiex_private *priv; s32 i; unsigned long flags; + struct sk_buff *skb; /* mwifiex already shutdown */ if (adapter->hw_status == MWIFIEX_HW_STATUS_NOT_READY) @@ -601,6 +605,18 @@ mwifiex_shutdown_drv(struct mwifiex_adapter *adapter) spin_lock_irqsave(&adapter->mwifiex_lock, flags); + if (adapter->if_ops.data_complete) { + while ((skb = skb_dequeue(&adapter->usb_rx_data_q))) { + struct mwifiex_rxinfo *rx_info = MWIFIEX_SKB_RXCB(skb); + + priv = adapter->priv[rx_info->bss_num]; + if (priv) + priv->stats.rx_dropped++; + + adapter->if_ops.data_complete(adapter, skb); + } + } + /* Free adapter structure */ mwifiex_free_adapter(adapter); @@ -630,24 +646,28 @@ int mwifiex_dnld_fw(struct mwifiex_adapter *adapter, int ret; u32 poll_num = 1; - adapter->winner = 0; + if (adapter->if_ops.check_fw_status) { + adapter->winner = 0; - /* Check if firmware is already running */ - ret = adapter->if_ops.check_fw_status(adapter, poll_num); - if (!ret) { - dev_notice(adapter->dev, - "WLAN FW already running! Skip FW download\n"); - goto done; - } - poll_num = MAX_FIRMWARE_POLL_TRIES; - - /* Check if we are the winner for downloading FW */ - if (!adapter->winner) { - dev_notice(adapter->dev, - "Other intf already running! Skip FW download\n"); - poll_num = MAX_MULTI_INTERFACE_POLL_TRIES; - goto poll_fw; + /* check if firmware is already running */ + ret = adapter->if_ops.check_fw_status(adapter, poll_num); + if (!ret) { + dev_notice(adapter->dev, + "WLAN FW already running! Skip FW dnld\n"); + goto done; + } + + poll_num = MAX_FIRMWARE_POLL_TRIES; + + /* check if we are the winner for downloading FW */ + if (!adapter->winner) { + dev_notice(adapter->dev, + "FW already running! Skip FW dnld\n"); + poll_num = MAX_MULTI_INTERFACE_POLL_TRIES; + goto poll_fw; + } } + if (pmfw) { /* Download firmware with helper */ ret = adapter->if_ops.prog_fw(adapter, pmfw); @@ -666,6 +686,8 @@ poll_fw: } done: /* re-enable host interrupt for mwifiex after fw dnld is successful */ - adapter->if_ops.enable_int(adapter); + if (adapter->if_ops.enable_int) + adapter->if_ops.enable_int(adapter); + return ret; } diff --git a/drivers/net/wireless/mwifiex/main.c b/drivers/net/wireless/mwifiex/main.c index 245b7329e0c..be0f0e583f7 100644 --- a/drivers/net/wireless/mwifiex/main.c +++ b/drivers/net/wireless/mwifiex/main.c @@ -58,8 +58,9 @@ static int mwifiex_register(void *card, struct mwifiex_if_ops *if_ops, memmove(&adapter->if_ops, if_ops, sizeof(struct mwifiex_if_ops)); /* card specific initialization has been deferred until now .. */ - if (adapter->if_ops.init_if(adapter)) - goto error; + if (adapter->if_ops.init_if) + if (adapter->if_ops.init_if(adapter)) + goto error; adapter->priv_num = 0; @@ -140,6 +141,7 @@ int mwifiex_main_process(struct mwifiex_adapter *adapter) { int ret = 0; unsigned long flags; + struct sk_buff *skb; spin_lock_irqsave(&adapter->main_proc_lock, flags); @@ -161,7 +163,8 @@ process_start: if (adapter->int_status) { if (adapter->hs_activated) mwifiex_process_hs_config(adapter); - adapter->if_ops.process_int_status(adapter); + if (adapter->if_ops.process_int_status) + adapter->if_ops.process_int_status(adapter); } /* Need to wake up the card ? */ @@ -174,6 +177,7 @@ process_start: adapter->if_ops.wakeup(adapter); continue; } + if (IS_CARD_RX_RCVD(adapter)) { adapter->pm_wakeup_fw_try = false; if (adapter->ps_state == PS_STATE_SLEEP) @@ -194,6 +198,11 @@ process_start: } } + /* Check Rx data for USB */ + if (adapter->iface_type == MWIFIEX_USB) + while ((skb = skb_dequeue(&adapter->usb_rx_data_q))) + mwifiex_handle_rx_packet(adapter, skb); + /* Check for Cmd Resp */ if (adapter->cmd_resp_received) { adapter->cmd_resp_received = false; @@ -317,7 +326,10 @@ static void mwifiex_fw_dpc(const struct firmware *firmware, void *context) fw.fw_buf = (u8 *) adapter->firmware->data; fw.fw_len = adapter->firmware->size; - ret = mwifiex_dnld_fw(adapter, &fw); + if (adapter->if_ops.dnld_fw) + ret = adapter->if_ops.dnld_fw(adapter, &fw); + else + ret = mwifiex_dnld_fw(adapter, &fw); if (ret == -1) goto done; @@ -731,7 +743,8 @@ mwifiex_add_card(void *card, struct semaphore *sem, err_init_fw: pr_debug("info: %s: unregister device\n", __func__); - adapter->if_ops.unregister_dev(adapter); + if (adapter->if_ops.unregister_dev) + adapter->if_ops.unregister_dev(adapter); err_registerdev: adapter->surprise_removed = true; mwifiex_terminate_workqueue(adapter); @@ -836,7 +849,8 @@ int mwifiex_remove_card(struct mwifiex_adapter *adapter, struct semaphore *sem) /* Unregister device */ dev_dbg(adapter->dev, "info: unregister device\n"); - adapter->if_ops.unregister_dev(adapter); + if (adapter->if_ops.unregister_dev) + adapter->if_ops.unregister_dev(adapter); /* Free adapter structure */ dev_dbg(adapter->dev, "info: free adapter\n"); mwifiex_free_adapter(adapter); diff --git a/drivers/net/wireless/mwifiex/main.h b/drivers/net/wireless/mwifiex/main.h index a4000f9608d..324ad390cac 100644 --- a/drivers/net/wireless/mwifiex/main.h +++ b/drivers/net/wireless/mwifiex/main.h @@ -92,9 +92,16 @@ enum { #define MWIFIEX_OUI_NOT_PRESENT 0 #define MWIFIEX_OUI_PRESENT 1 +/* + * Do not check for data_received for USB, as data_received + * is handled in mwifiex_usb_recv for USB + */ #define IS_CARD_RX_RCVD(adapter) (adapter->cmd_resp_received || \ - adapter->event_received || \ - adapter->data_received) + adapter->event_received || \ + ((adapter->iface_type != MWIFIEX_USB) && \ + adapter->data_received) || \ + ((adapter->iface_type == MWIFIEX_USB) && \ + !skb_queue_empty(&adapter->usb_rx_data_q))) #define MWIFIEX_TYPE_CMD 1 #define MWIFIEX_TYPE_DATA 0 @@ -110,6 +117,11 @@ enum { #define MWIFIEX_EVENT_HEADER_LEN 4 +#define MWIFIEX_TYPE_LEN 4 +#define MWIFIEX_USB_TYPE_CMD 0xF00DFACE +#define MWIFIEX_USB_TYPE_DATA 0xBEADC0DE +#define MWIFIEX_USB_TYPE_EVENT 0xBEEFFACE + struct mwifiex_dbg { u32 num_cmd_host_to_card_failure; u32 num_cmd_sleep_cfm_host_to_card_failure; @@ -162,6 +174,7 @@ enum MWIFIEX_PS_STATE { enum mwifiex_iface_type { MWIFIEX_SDIO, MWIFIEX_PCIE, + MWIFIEX_USB }; struct mwifiex_add_ba_param { @@ -546,6 +559,8 @@ struct mwifiex_if_ops { void (*cleanup_mpa_buf) (struct mwifiex_adapter *); int (*cmdrsp_complete) (struct mwifiex_adapter *, struct sk_buff *); int (*event_complete) (struct mwifiex_adapter *, struct sk_buff *); + int (*data_complete) (struct mwifiex_adapter *, struct sk_buff *); + int (*dnld_fw) (struct mwifiex_adapter *, struct mwifiex_fw_image *); }; struct mwifiex_adapter { @@ -608,6 +623,7 @@ struct mwifiex_adapter { struct list_head scan_pending_q; /* spin lock for scan_pending_q */ spinlock_t scan_pending_q_lock; + struct sk_buff_head usb_rx_data_q; u32 scan_processing; u16 region_code; struct mwifiex_802_11d_domain_reg domain_reg; diff --git a/drivers/net/wireless/mwifiex/sta_cmd.c b/drivers/net/wireless/mwifiex/sta_cmd.c index 1f7110577b9..87ed2a1f6cd 100644 --- a/drivers/net/wireless/mwifiex/sta_cmd.c +++ b/drivers/net/wireless/mwifiex/sta_cmd.c @@ -1293,7 +1293,7 @@ int mwifiex_sta_init_cmd(struct mwifiex_private *priv, u8 first_sta) if (ret) return -1; - if (first_sta) { + if (first_sta && (priv->adapter->iface_type != MWIFIEX_USB)) { /* Enable auto deep sleep */ auto_ds.auto_ds = DEEP_SLEEP_ON; auto_ds.idle_time = DEEP_SLEEP_IDLE_TIME; diff --git a/drivers/net/wireless/mwifiex/sta_rx.c b/drivers/net/wireless/mwifiex/sta_rx.c index 750b695aca1..02ce3b77d3e 100644 --- a/drivers/net/wireless/mwifiex/sta_rx.c +++ b/drivers/net/wireless/mwifiex/sta_rx.c @@ -145,7 +145,12 @@ int mwifiex_process_sta_rx_packet(struct mwifiex_adapter *adapter, " rx_pkt_offset=%d, rx_pkt_length=%d\n", skb->len, local_rx_pd->rx_pkt_offset, local_rx_pd->rx_pkt_length); priv->stats.rx_dropped++; - dev_kfree_skb_any(skb); + + if (adapter->if_ops.data_complete) + adapter->if_ops.data_complete(adapter, skb); + else + dev_kfree_skb_any(skb); + return ret; } @@ -196,8 +201,12 @@ int mwifiex_process_sta_rx_packet(struct mwifiex_adapter *adapter, (u8) local_rx_pd->rx_pkt_type, skb); - if (ret || (rx_pkt_type == PKT_TYPE_BAR)) - dev_kfree_skb_any(skb); + if (ret || (rx_pkt_type == PKT_TYPE_BAR)) { + if (adapter->if_ops.data_complete) + adapter->if_ops.data_complete(adapter, skb); + else + dev_kfree_skb_any(skb); + } if (ret) priv->stats.rx_dropped++; diff --git a/drivers/net/wireless/mwifiex/sta_tx.c b/drivers/net/wireless/mwifiex/sta_tx.c index 7af534feb42..0a046d3a0c1 100644 --- a/drivers/net/wireless/mwifiex/sta_tx.c +++ b/drivers/net/wireless/mwifiex/sta_tx.c @@ -149,10 +149,14 @@ int mwifiex_send_null_packet(struct mwifiex_private *priv, u8 flags) local_tx_pd->bss_num = priv->bss_num; local_tx_pd->bss_type = priv->bss_type; - skb_push(skb, INTF_HEADER_LEN); - - ret = adapter->if_ops.host_to_card(adapter, MWIFIEX_TYPE_DATA, - skb, NULL); + if (adapter->iface_type == MWIFIEX_USB) { + ret = adapter->if_ops.host_to_card(adapter, MWIFIEX_USB_EP_DATA, + skb, NULL); + } else { + skb_push(skb, INTF_HEADER_LEN); + ret = adapter->if_ops.host_to_card(adapter, MWIFIEX_TYPE_DATA, + skb, NULL); + } switch (ret) { case -EBUSY: adapter->data_sent = true; diff --git a/drivers/net/wireless/mwifiex/txrx.c b/drivers/net/wireless/mwifiex/txrx.c index d2af8cb9854..e2faec4db10 100644 --- a/drivers/net/wireless/mwifiex/txrx.c +++ b/drivers/net/wireless/mwifiex/txrx.c @@ -77,12 +77,23 @@ int mwifiex_process_tx(struct mwifiex_private *priv, struct sk_buff *skb, if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_STA) local_tx_pd = (struct txpd *) (head_ptr + INTF_HEADER_LEN); - - ret = adapter->if_ops.host_to_card(adapter, MWIFIEX_TYPE_DATA, - skb, tx_param); + if (adapter->iface_type == MWIFIEX_USB) { + adapter->data_sent = true; + skb_pull(skb, INTF_HEADER_LEN); + ret = adapter->if_ops.host_to_card(adapter, + MWIFIEX_USB_EP_DATA, + skb, NULL); + } else { + ret = adapter->if_ops.host_to_card(adapter, + MWIFIEX_TYPE_DATA, + skb, tx_param); + } } switch (ret) { + case -ENOSR: + dev_err(adapter->dev, "data: -ENOSR is returned\n"); + break; case -EBUSY: if ((GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_STA) && (adapter->pps_uapsd_mode) && (adapter->tx_lock_flag)) { @@ -135,6 +146,9 @@ int mwifiex_write_data_complete(struct mwifiex_adapter *adapter, if (!priv) goto done; + if (adapter->iface_type == MWIFIEX_USB) + adapter->data_sent = false; + mwifiex_set_trans_start(priv->netdev); if (!status) { priv->stats.tx_packets++; @@ -162,4 +176,5 @@ done: return 0; } +EXPORT_SYMBOL_GPL(mwifiex_write_data_complete); diff --git a/drivers/net/wireless/mwifiex/usb.c b/drivers/net/wireless/mwifiex/usb.c new file mode 100644 index 00000000000..49ebf20c56e --- /dev/null +++ b/drivers/net/wireless/mwifiex/usb.c @@ -0,0 +1,1052 @@ +/* + * Marvell Wireless LAN device driver: USB specific handling + * + * Copyright (C) 2012, Marvell International Ltd. + * + * This software file (the "File") is distributed by Marvell International + * Ltd. under the terms of the GNU General Public License Version 2, June 1991 + * (the "License"). You may use, redistribute and/or modify this File in + * accordance with the terms and conditions of the License, a copy of which + * is available by writing to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the + * worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt. + * + * THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE + * IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE + * ARE EXPRESSLY DISCLAIMED. The License provides additional details about + * this warranty disclaimer. + */ + +#include "main.h" +#include "usb.h" + +#define USB_VERSION "1.0" + +static const char usbdriver_name[] = "usb8797"; + +static u8 user_rmmod; +static struct mwifiex_if_ops usb_ops; +static struct semaphore add_remove_card_sem; + +static struct usb_device_id mwifiex_usb_table[] = { + {USB_DEVICE(USB8797_VID, USB8797_PID_1)}, + {USB_DEVICE_AND_INTERFACE_INFO(USB8797_VID, USB8797_PID_2, + USB_CLASS_VENDOR_SPEC, + USB_SUBCLASS_VENDOR_SPEC, 0xff)}, + { } /* Terminating entry */ +}; + +MODULE_DEVICE_TABLE(usb, mwifiex_usb_table); + +static int mwifiex_usb_submit_rx_urb(struct urb_context *ctx, int size); + +/* This function handles received packet. Necessary action is taken based on + * cmd/event/data. + */ +static int mwifiex_usb_recv(struct mwifiex_adapter *adapter, + struct sk_buff *skb, u8 ep) +{ + struct device *dev = adapter->dev; + u32 recv_type; + __le32 tmp; + + if (adapter->hs_activated) + mwifiex_process_hs_config(adapter); + + if (skb->len < INTF_HEADER_LEN) { + dev_err(dev, "%s: invalid skb->len\n", __func__); + return -1; + } + + switch (ep) { + case MWIFIEX_USB_EP_CMD_EVENT: + dev_dbg(dev, "%s: EP_CMD_EVENT\n", __func__); + skb_copy_from_linear_data(skb, &tmp, INTF_HEADER_LEN); + recv_type = le32_to_cpu(tmp); + skb_pull(skb, INTF_HEADER_LEN); + + switch (recv_type) { + case MWIFIEX_USB_TYPE_CMD: + if (skb->len > MWIFIEX_SIZE_OF_CMD_BUFFER) { + dev_err(dev, "CMD: skb->len too large\n"); + return -1; + } else if (!adapter->curr_cmd) { + dev_dbg(dev, "CMD: no curr_cmd\n"); + if (adapter->ps_state == PS_STATE_SLEEP_CFM) { + mwifiex_process_sleep_confirm_resp( + adapter, skb->data, + skb->len); + return 0; + } + return -1; + } + + adapter->curr_cmd->resp_skb = skb; + adapter->cmd_resp_received = true; + break; + case MWIFIEX_USB_TYPE_EVENT: + if (skb->len < sizeof(u32)) { + dev_err(dev, "EVENT: skb->len too small\n"); + return -1; + } + skb_copy_from_linear_data(skb, &tmp, sizeof(u32)); + adapter->event_cause = le32_to_cpu(tmp); + skb_pull(skb, sizeof(u32)); + dev_dbg(dev, "event_cause %#x\n", adapter->event_cause); + + if (skb->len > MAX_EVENT_SIZE) { + dev_err(dev, "EVENT: event body too large\n"); + return -1; + } + + skb_copy_from_linear_data(skb, adapter->event_body, + skb->len); + adapter->event_received = true; + adapter->event_skb = skb; + break; + default: + dev_err(dev, "unknown recv_type %#x\n", recv_type); + return -1; + } + break; + case MWIFIEX_USB_EP_DATA: + dev_dbg(dev, "%s: EP_DATA\n", __func__); + if (skb->len > MWIFIEX_RX_DATA_BUF_SIZE) { + dev_err(dev, "DATA: skb->len too large\n"); + return -1; + } + skb_queue_tail(&adapter->usb_rx_data_q, skb); + adapter->data_received = true; + break; + default: + dev_err(dev, "%s: unknown endport %#x\n", __func__, ep); + return -1; + } + + return -EINPROGRESS; +} + +static void mwifiex_usb_rx_complete(struct urb *urb) +{ + struct urb_context *context = (struct urb_context *)urb->context; + struct mwifiex_adapter *adapter = context->adapter; + struct sk_buff *skb = context->skb; + struct usb_card_rec *card; + int recv_length = urb->actual_length; + int size, status; + + if (!adapter || !adapter->card) { + pr_err("mwifiex adapter or card structure is not valid\n"); + return; + } + + card = (struct usb_card_rec *)adapter->card; + if (card->rx_cmd_ep == context->ep) + atomic_dec(&card->rx_cmd_urb_pending); + else + atomic_dec(&card->rx_data_urb_pending); + + if (recv_length) { + if (urb->status || (adapter->surprise_removed)) { + dev_err(adapter->dev, + "URB status is failed: %d\n", urb->status); + /* Do not free skb in case of command ep */ + if (card->rx_cmd_ep != context->ep) + dev_kfree_skb_any(skb); + goto setup_for_next; + } + if (skb->len > recv_length) + skb_trim(skb, recv_length); + else + skb_put(skb, recv_length - skb->len); + + atomic_inc(&adapter->rx_pending); + status = mwifiex_usb_recv(adapter, skb, context->ep); + + dev_dbg(adapter->dev, "info: recv_length=%d, status=%d\n", + recv_length, status); + if (status == -EINPROGRESS) { + queue_work(adapter->workqueue, &adapter->main_work); + + /* urb for data_ep is re-submitted now; + * urb for cmd_ep will be re-submitted in callback + * mwifiex_usb_recv_complete + */ + if (card->rx_cmd_ep == context->ep) + return; + } else { + atomic_dec(&adapter->rx_pending); + if (status == -1) + dev_err(adapter->dev, + "received data processing failed!\n"); + + /* Do not free skb in case of command ep */ + if (card->rx_cmd_ep != context->ep) + dev_kfree_skb_any(skb); + } + } else if (urb->status) { + if (!adapter->is_suspended) { + dev_warn(adapter->dev, + "Card is removed: %d\n", urb->status); + adapter->surprise_removed = true; + } + dev_kfree_skb_any(skb); + return; + } else { + /* Do not free skb in case of command ep */ + if (card->rx_cmd_ep != context->ep) + dev_kfree_skb_any(skb); + + /* fall through setup_for_next */ + } + +setup_for_next: + if (card->rx_cmd_ep == context->ep) + size = MWIFIEX_RX_CMD_BUF_SIZE; + else + size = MWIFIEX_RX_DATA_BUF_SIZE; + + mwifiex_usb_submit_rx_urb(context, size); + + return; +} + +static void mwifiex_usb_tx_complete(struct urb *urb) +{ + struct urb_context *context = (struct urb_context *)(urb->context); + struct mwifiex_adapter *adapter = context->adapter; + struct usb_card_rec *card = adapter->card; + + dev_dbg(adapter->dev, "%s: status: %d\n", __func__, urb->status); + + if (context->ep == card->tx_cmd_ep) { + dev_dbg(adapter->dev, "%s: CMD\n", __func__); + atomic_dec(&card->tx_cmd_urb_pending); + adapter->cmd_sent = false; + } else { + dev_dbg(adapter->dev, "%s: DATA\n", __func__); + atomic_dec(&card->tx_data_urb_pending); + mwifiex_write_data_complete(adapter, context->skb, + urb->status ? -1 : 0); + } + + queue_work(adapter->workqueue, &adapter->main_work); + + return; +} + +static int mwifiex_usb_submit_rx_urb(struct urb_context *ctx, int size) +{ + struct mwifiex_adapter *adapter = ctx->adapter; + struct usb_card_rec *card = (struct usb_card_rec *)adapter->card; + + if (card->rx_cmd_ep != ctx->ep) { + ctx->skb = dev_alloc_skb(size); + if (!ctx->skb) { + dev_err(adapter->dev, + "%s: dev_alloc_skb failed\n", __func__); + return -ENOMEM; + } + } + + usb_fill_bulk_urb(ctx->urb, card->udev, + usb_rcvbulkpipe(card->udev, ctx->ep), ctx->skb->data, + size, mwifiex_usb_rx_complete, (void *)ctx); + + if (card->rx_cmd_ep == ctx->ep) + atomic_inc(&card->rx_cmd_urb_pending); + else + atomic_inc(&card->rx_data_urb_pending); + + if (usb_submit_urb(ctx->urb, GFP_ATOMIC)) { + dev_err(adapter->dev, "usb_submit_urb failed\n"); + dev_kfree_skb_any(ctx->skb); + ctx->skb = NULL; + + if (card->rx_cmd_ep == ctx->ep) + atomic_dec(&card->rx_cmd_urb_pending); + else + atomic_dec(&card->rx_data_urb_pending); + + return -1; + } + + return 0; +} + +static void mwifiex_usb_free(struct usb_card_rec *card) +{ + int i; + + if (atomic_read(&card->rx_cmd_urb_pending) && card->rx_cmd.urb) + usb_kill_urb(card->rx_cmd.urb); + + usb_free_urb(card->rx_cmd.urb); + card->rx_cmd.urb = NULL; + + if (atomic_read(&card->rx_data_urb_pending)) + for (i = 0; i < MWIFIEX_RX_DATA_URB; i++) + if (card->rx_data_list[i].urb) + usb_kill_urb(card->rx_data_list[i].urb); + + for (i = 0; i < MWIFIEX_RX_DATA_URB; i++) { + usb_free_urb(card->rx_data_list[i].urb); + card->rx_data_list[i].urb = NULL; + } + + for (i = 0; i < MWIFIEX_TX_DATA_URB; i++) { + usb_free_urb(card->tx_data_list[i].urb); + card->tx_data_list[i].urb = NULL; + } + + usb_free_urb(card->tx_cmd.urb); + card->tx_cmd.urb = NULL; + + return; +} + +/* This function probes an mwifiex device and registers it. It allocates + * the card structure, initiates the device registration and initialization + * procedure by adding a logical interface. + */ +static int mwifiex_usb_probe(struct usb_interface *intf, + const struct usb_device_id *id) +{ + struct usb_device *udev = interface_to_usbdev(intf); + struct usb_host_interface *iface_desc = intf->cur_altsetting; + struct usb_endpoint_descriptor *epd; + int ret, i; + struct usb_card_rec *card; + u16 id_vendor, id_product, bcd_device, bcd_usb; + + card = kzalloc(sizeof(struct usb_card_rec), GFP_KERNEL); + if (!card) + return -ENOMEM; + + id_vendor = le16_to_cpu(udev->descriptor.idVendor); + id_product = le16_to_cpu(udev->descriptor.idProduct); + bcd_device = le16_to_cpu(udev->descriptor.bcdDevice); + bcd_usb = le16_to_cpu(udev->descriptor.bcdUSB); + pr_debug("info: VID/PID = %X/%X, Boot2 version = %X\n", + id_vendor, id_product, bcd_device); + + /* PID_1 is used for firmware downloading only */ + if (id_product == USB8797_PID_1) + card->usb_boot_state = USB8797_FW_DNLD; + else + card->usb_boot_state = USB8797_FW_READY; + + card->udev = udev; + card->intf = intf; + + pr_debug("info: bcdUSB=%#x Device Class=%#x SubClass=%#x Protocl=%#x\n", + udev->descriptor.bcdUSB, udev->descriptor.bDeviceClass, + udev->descriptor.bDeviceSubClass, + udev->descriptor.bDeviceProtocol); + + for (i = 0; i < iface_desc->desc.bNumEndpoints; ++i) { + epd = &iface_desc->endpoint[i].desc; + if (usb_endpoint_dir_in(epd) && + usb_endpoint_num(epd) == MWIFIEX_USB_EP_CMD_EVENT && + usb_endpoint_xfer_bulk(epd)) { + pr_debug("info: bulk IN: max pkt size: %d, addr: %d\n", + le16_to_cpu(epd->wMaxPacketSize), + epd->bEndpointAddress); + card->rx_cmd_ep = usb_endpoint_num(epd); + atomic_set(&card->rx_cmd_urb_pending, 0); + } + if (usb_endpoint_dir_in(epd) && + usb_endpoint_num(epd) == MWIFIEX_USB_EP_DATA && + usb_endpoint_xfer_bulk(epd)) { + pr_debug("info: bulk IN: max pkt size: %d, addr: %d\n", + le16_to_cpu(epd->wMaxPacketSize), + epd->bEndpointAddress); + card->rx_data_ep = usb_endpoint_num(epd); + atomic_set(&card->rx_data_urb_pending, 0); + } + if (usb_endpoint_dir_out(epd) && + usb_endpoint_num(epd) == MWIFIEX_USB_EP_DATA && + usb_endpoint_xfer_bulk(epd)) { + pr_debug("info: bulk OUT: max pkt size: %d, addr: %d\n", + le16_to_cpu(epd->wMaxPacketSize), + epd->bEndpointAddress); + card->tx_data_ep = usb_endpoint_num(epd); + atomic_set(&card->tx_data_urb_pending, 0); + } + if (usb_endpoint_dir_out(epd) && + usb_endpoint_num(epd) == MWIFIEX_USB_EP_CMD_EVENT && + usb_endpoint_xfer_bulk(epd)) { + pr_debug("info: bulk OUT: max pkt size: %d, addr: %d\n", + le16_to_cpu(epd->wMaxPacketSize), + epd->bEndpointAddress); + card->tx_cmd_ep = usb_endpoint_num(epd); + atomic_set(&card->tx_cmd_urb_pending, 0); + card->bulk_out_maxpktsize = + le16_to_cpu(epd->wMaxPacketSize); + } + } + + usb_set_intfdata(intf, card); + + ret = mwifiex_add_card(card, &add_remove_card_sem, &usb_ops, + MWIFIEX_USB); + if (ret) { + pr_err("%s: mwifiex_add_card failed: %d\n", __func__, ret); + usb_reset_device(udev); + kfree(card); + return ret; + } + + usb_get_dev(udev); + + return 0; +} + +/* Kernel needs to suspend all functions separately. Therefore all + * registered functions must have drivers with suspend and resume + * methods. Failing that the kernel simply removes the whole card. + * + * If already not suspended, this function allocates and sends a + * 'host sleep activate' request to the firmware and turns off the traffic. + */ +static int mwifiex_usb_suspend(struct usb_interface *intf, pm_message_t message) +{ + struct usb_card_rec *card = usb_get_intfdata(intf); + struct mwifiex_adapter *adapter; + int i; + + if (!card || !card->adapter) { + pr_err("%s: card or card->adapter is NULL\n", __func__); + return 0; + } + adapter = card->adapter; + + if (unlikely(adapter->is_suspended)) + dev_warn(adapter->dev, "Device already suspended\n"); + + mwifiex_enable_hs(adapter); + + /* 'is_suspended' flag indicates device is suspended. + * It must be set here before the usb_kill_urb() calls. Reason + * is in the complete handlers, urb->status(= -ENOENT) and + * this flag is used in combination to distinguish between a + * 'suspended' state and a 'disconnect' one. + */ + adapter->is_suspended = true; + + for (i = 0; i < adapter->priv_num; i++) + netif_carrier_off(adapter->priv[i]->netdev); + + if (atomic_read(&card->rx_cmd_urb_pending) && card->rx_cmd.urb) + usb_kill_urb(card->rx_cmd.urb); + + if (atomic_read(&card->rx_data_urb_pending)) + for (i = 0; i < MWIFIEX_RX_DATA_URB; i++) + if (card->rx_data_list[i].urb) + usb_kill_urb(card->rx_data_list[i].urb); + + for (i = 0; i < MWIFIEX_TX_DATA_URB; i++) + if (card->tx_data_list[i].urb) + usb_kill_urb(card->tx_data_list[i].urb); + + if (card->tx_cmd.urb) + usb_kill_urb(card->tx_cmd.urb); + + return 0; +} + +/* Kernel needs to suspend all functions separately. Therefore all + * registered functions must have drivers with suspend and resume + * methods. Failing that the kernel simply removes the whole card. + * + * If already not resumed, this function turns on the traffic and + * sends a 'host sleep cancel' request to the firmware. + */ +static int mwifiex_usb_resume(struct usb_interface *intf) +{ + struct usb_card_rec *card = usb_get_intfdata(intf); + struct mwifiex_adapter *adapter; + int i; + + if (!card || !card->adapter) { + pr_err("%s: card or card->adapter is NULL\n", __func__); + return 0; + } + adapter = card->adapter; + + if (unlikely(!adapter->is_suspended)) { + dev_warn(adapter->dev, "Device already resumed\n"); + return 0; + } + + /* Indicate device resumed. The netdev queue will be resumed only + * after the urbs have been re-submitted + */ + adapter->is_suspended = false; + + if (!atomic_read(&card->rx_data_urb_pending)) + for (i = 0; i < MWIFIEX_RX_DATA_URB; i++) + mwifiex_usb_submit_rx_urb(&card->rx_data_list[i], + MWIFIEX_RX_DATA_BUF_SIZE); + + if (!atomic_read(&card->rx_cmd_urb_pending)) { + card->rx_cmd.skb = dev_alloc_skb(MWIFIEX_RX_CMD_BUF_SIZE); + if (card->rx_cmd.skb) + mwifiex_usb_submit_rx_urb(&card->rx_cmd, + MWIFIEX_RX_CMD_BUF_SIZE); + } + + for (i = 0; i < adapter->priv_num; i++) + if (adapter->priv[i]->media_connected) + netif_carrier_on(adapter->priv[i]->netdev); + + /* Disable Host Sleep */ + if (adapter->hs_activated) + mwifiex_cancel_hs(mwifiex_get_priv(adapter, + MWIFIEX_BSS_ROLE_ANY), + MWIFIEX_ASYNC_CMD); + +#ifdef CONFIG_PM + /* Resume handler may be called due to remote wakeup, + * force to exit suspend anyway + */ + usb_disable_autosuspend(card->udev); +#endif /* CONFIG_PM */ + + return 0; +} + +static void mwifiex_usb_disconnect(struct usb_interface *intf) +{ + struct usb_card_rec *card = usb_get_intfdata(intf); + struct mwifiex_adapter *adapter; + int i; + + if (!card || !card->adapter) { + pr_err("%s: card or card->adapter is NULL\n", __func__); + return; + } + + adapter = card->adapter; + if (!adapter->priv_num) + return; + + /* In case driver is removed when asynchronous FW downloading is + * in progress + */ + wait_for_completion(&adapter->fw_load); + + if (user_rmmod) { +#ifdef CONFIG_PM + if (adapter->is_suspended) + mwifiex_usb_resume(intf); +#endif + for (i = 0; i < adapter->priv_num; i++) + if ((GET_BSS_ROLE(adapter->priv[i]) == + MWIFIEX_BSS_ROLE_STA) && + adapter->priv[i]->media_connected) + mwifiex_deauthenticate(adapter->priv[i], NULL); + + mwifiex_init_shutdown_fw(mwifiex_get_priv(adapter, + MWIFIEX_BSS_ROLE_ANY), + MWIFIEX_FUNC_SHUTDOWN); + } + + mwifiex_usb_free(card); + + dev_dbg(adapter->dev, "%s: removing card\n", __func__); + mwifiex_remove_card(adapter, &add_remove_card_sem); + + usb_set_intfdata(intf, NULL); + usb_put_dev(interface_to_usbdev(intf)); + kfree(card); + + return; +} + +static struct usb_driver mwifiex_usb_driver = { + .name = usbdriver_name, + .probe = mwifiex_usb_probe, + .disconnect = mwifiex_usb_disconnect, + .id_table = mwifiex_usb_table, + .suspend = mwifiex_usb_suspend, + .resume = mwifiex_usb_resume, + .supports_autosuspend = 1, +}; + +static int mwifiex_usb_tx_init(struct mwifiex_adapter *adapter) +{ + struct usb_card_rec *card = (struct usb_card_rec *)adapter->card; + int i; + + card->tx_cmd.adapter = adapter; + card->tx_cmd.ep = card->tx_cmd_ep; + + card->tx_cmd.urb = usb_alloc_urb(0, GFP_KERNEL); + if (!card->tx_cmd.urb) { + dev_err(adapter->dev, "tx_cmd.urb allocation failed\n"); + return -ENOMEM; + } + + card->tx_data_ix = 0; + + for (i = 0; i < MWIFIEX_TX_DATA_URB; i++) { + card->tx_data_list[i].adapter = adapter; + card->tx_data_list[i].ep = card->tx_data_ep; + + card->tx_data_list[i].urb = usb_alloc_urb(0, GFP_KERNEL); + if (!card->tx_data_list[i].urb) { + dev_err(adapter->dev, + "tx_data_list[] urb allocation failed\n"); + return -ENOMEM; + } + } + + return 0; +} + +static int mwifiex_usb_rx_init(struct mwifiex_adapter *adapter) +{ + struct usb_card_rec *card = (struct usb_card_rec *)adapter->card; + int i; + + card->rx_cmd.adapter = adapter; + card->rx_cmd.ep = card->rx_cmd_ep; + + card->rx_cmd.urb = usb_alloc_urb(0, GFP_KERNEL); + if (!card->rx_cmd.urb) { + dev_err(adapter->dev, "rx_cmd.urb allocation failed\n"); + return -ENOMEM; + } + + card->rx_cmd.skb = dev_alloc_skb(MWIFIEX_RX_CMD_BUF_SIZE); + if (!card->rx_cmd.skb) { + dev_err(adapter->dev, "rx_cmd.skb allocation failed\n"); + return -ENOMEM; + } + + if (mwifiex_usb_submit_rx_urb(&card->rx_cmd, MWIFIEX_RX_CMD_BUF_SIZE)) + return -1; + + for (i = 0; i < MWIFIEX_RX_DATA_URB; i++) { + card->rx_data_list[i].adapter = adapter; + card->rx_data_list[i].ep = card->rx_data_ep; + + card->rx_data_list[i].urb = usb_alloc_urb(0, GFP_KERNEL); + if (!card->rx_data_list[i].urb) { + dev_err(adapter->dev, + "rx_data_list[] urb allocation failed\n"); + return -1; + } + if (mwifiex_usb_submit_rx_urb(&card->rx_data_list[i], + MWIFIEX_RX_DATA_BUF_SIZE)) + return -1; + } + + return 0; +} + +static int mwifiex_write_data_sync(struct mwifiex_adapter *adapter, u8 *pbuf, + u32 *len, u8 ep, u32 timeout) +{ + struct usb_card_rec *card = adapter->card; + int actual_length, ret; + + if (!(*len % card->bulk_out_maxpktsize)) + (*len)++; + + /* Send the data block */ + ret = usb_bulk_msg(card->udev, usb_sndbulkpipe(card->udev, ep), pbuf, + *len, &actual_length, timeout); + if (ret) { + dev_err(adapter->dev, "usb_bulk_msg for tx failed: %d\n", ret); + ret = -1; + } + + *len = actual_length; + + return ret; +} + +static int mwifiex_read_data_sync(struct mwifiex_adapter *adapter, u8 *pbuf, + u32 *len, u8 ep, u32 timeout) +{ + struct usb_card_rec *card = adapter->card; + int actual_length, ret; + + /* Receive the data response */ + ret = usb_bulk_msg(card->udev, usb_rcvbulkpipe(card->udev, ep), pbuf, + *len, &actual_length, timeout); + if (ret) { + dev_err(adapter->dev, "usb_bulk_msg for rx failed: %d\n", ret); + ret = -1; + } + + *len = actual_length; + + return ret; +} + +/* This function write a command/data packet to card. */ +static int mwifiex_usb_host_to_card(struct mwifiex_adapter *adapter, u8 ep, + struct sk_buff *skb, + struct mwifiex_tx_param *tx_param) +{ + struct usb_card_rec *card = adapter->card; + struct urb_context *context; + u8 *data = (u8 *)skb->data; + struct urb *tx_urb; + + if (adapter->is_suspended) { + dev_err(adapter->dev, + "%s: not allowed while suspended\n", __func__); + return -1; + } + + if (adapter->surprise_removed) { + dev_err(adapter->dev, "%s: device removed\n", __func__); + return -1; + } + + if (ep == card->tx_data_ep && + atomic_read(&card->tx_data_urb_pending) >= MWIFIEX_TX_DATA_URB) { + return -EBUSY; + } + + dev_dbg(adapter->dev, "%s: ep=%d\n", __func__, ep); + + if (ep == card->tx_cmd_ep) { + context = &card->tx_cmd; + } else { + if (card->tx_data_ix >= MWIFIEX_TX_DATA_URB) + card->tx_data_ix = 0; + context = &card->tx_data_list[card->tx_data_ix++]; + } + + context->adapter = adapter; + context->ep = ep; + context->skb = skb; + tx_urb = context->urb; + + usb_fill_bulk_urb(tx_urb, card->udev, usb_sndbulkpipe(card->udev, ep), + data, skb->len, mwifiex_usb_tx_complete, + (void *)context); + + tx_urb->transfer_flags |= URB_ZERO_PACKET; + + if (ep == card->tx_cmd_ep) + atomic_inc(&card->tx_cmd_urb_pending); + else + atomic_inc(&card->tx_data_urb_pending); + + if (usb_submit_urb(tx_urb, GFP_ATOMIC)) { + dev_err(adapter->dev, "%s: usb_submit_urb failed\n", __func__); + if (ep == card->tx_cmd_ep) { + atomic_dec(&card->tx_cmd_urb_pending); + } else { + atomic_dec(&card->tx_data_urb_pending); + if (card->tx_data_ix) + card->tx_data_ix--; + else + card->tx_data_ix = MWIFIEX_TX_DATA_URB; + } + + return -1; + } else { + if (ep == card->tx_data_ep && + atomic_read(&card->tx_data_urb_pending) == + MWIFIEX_TX_DATA_URB) + return -ENOSR; + } + + return -EINPROGRESS; +} + +/* This function register usb device and initialize parameter. */ +static int mwifiex_register_dev(struct mwifiex_adapter *adapter) +{ + struct usb_card_rec *card = (struct usb_card_rec *)adapter->card; + + card->adapter = adapter; + adapter->dev = &card->udev->dev; + strcpy(adapter->fw_name, USB8797_DEFAULT_FW_NAME); + + return 0; +} + +/* This function reads one block of firmware data. */ +static int mwifiex_get_fw_data(struct mwifiex_adapter *adapter, + u32 offset, u32 len, u8 *buf) +{ + if (!buf || !len) + return -1; + + if (offset + len > adapter->firmware->size) + return -1; + + memcpy(buf, adapter->firmware->data + offset, len); + + return 0; +} + +static int mwifiex_prog_fw_w_helper(struct mwifiex_adapter *adapter, + struct mwifiex_fw_image *fw) +{ + int ret = 0; + u8 *firmware = fw->fw_buf, *recv_buff; + u32 retries = USB8797_FW_MAX_RETRY, dlen; + u32 fw_seqnum = 0, tlen = 0, dnld_cmd = 0; + struct fw_data *fwdata; + struct fw_sync_header sync_fw; + u8 check_winner = 1; + + if (!firmware) { + dev_err(adapter->dev, + "No firmware image found! Terminating download\n"); + ret = -1; + goto fw_exit; + } + + /* Allocate memory for transmit */ + fwdata = kzalloc(FW_DNLD_TX_BUF_SIZE, GFP_KERNEL); + if (!fwdata) + goto fw_exit; + + /* Allocate memory for receive */ + recv_buff = kzalloc(FW_DNLD_RX_BUF_SIZE, GFP_KERNEL); + if (!recv_buff) + goto cleanup; + + do { + /* Send pseudo data to check winner status first */ + if (check_winner) { + memset(&fwdata->fw_hdr, 0, sizeof(struct fw_header)); + dlen = 0; + } else { + /* copy the header of the fw_data to get the length */ + if (firmware) + memcpy(&fwdata->fw_hdr, &firmware[tlen], + sizeof(struct fw_header)); + else + mwifiex_get_fw_data(adapter, tlen, + sizeof(struct fw_header), + (u8 *)&fwdata->fw_hdr); + + dlen = le32_to_cpu(fwdata->fw_hdr.data_len); + dnld_cmd = le32_to_cpu(fwdata->fw_hdr.dnld_cmd); + tlen += sizeof(struct fw_header); + + if (firmware) + memcpy(fwdata->data, &firmware[tlen], dlen); + else + mwifiex_get_fw_data(adapter, tlen, dlen, + (u8 *)fwdata->data); + + fwdata->seq_num = cpu_to_le32(fw_seqnum); + tlen += dlen; + } + + /* If the send/receive fails or CRC occurs then retry */ + while (retries--) { + u8 *buf = (u8 *)fwdata; + u32 len = FW_DATA_XMIT_SIZE; + + /* send the firmware block */ + ret = mwifiex_write_data_sync(adapter, buf, &len, + MWIFIEX_USB_EP_CMD_EVENT, + MWIFIEX_USB_TIMEOUT); + if (ret) { + dev_err(adapter->dev, + "write_data_sync: failed: %d\n", ret); + continue; + } + + buf = recv_buff; + len = FW_DNLD_RX_BUF_SIZE; + + /* Receive the firmware block response */ + ret = mwifiex_read_data_sync(adapter, buf, &len, + MWIFIEX_USB_EP_CMD_EVENT, + MWIFIEX_USB_TIMEOUT); + if (ret) { + dev_err(adapter->dev, + "read_data_sync: failed: %d\n", ret); + continue; + } + + memcpy(&sync_fw, recv_buff, + sizeof(struct fw_sync_header)); + + /* check 1st firmware block resp for highest bit set */ + if (check_winner) { + if (le32_to_cpu(sync_fw.cmd) & 0x80000000) { + dev_warn(adapter->dev, + "USB is not the winner %#x\n", + sync_fw.cmd); + + /* returning success */ + ret = 0; + goto cleanup; + } + + dev_dbg(adapter->dev, + "USB is the winner, start to download FW\n"); + + check_winner = 0; + break; + } + + /* check the firmware block response for CRC errors */ + if (sync_fw.cmd) { + dev_err(adapter->dev, + "FW received block with CRC %#x\n", + sync_fw.cmd); + ret = -1; + continue; + } + + retries = USB8797_FW_MAX_RETRY; + break; + } + fw_seqnum++; + } while ((dnld_cmd != FW_HAS_LAST_BLOCK) && retries); + +cleanup: + dev_dbg(adapter->dev, "%s: %d bytes downloaded\n", __func__, tlen); + + kfree(recv_buff); + kfree(fwdata); + + if (retries) + ret = 0; +fw_exit: + return ret; +} + +static int mwifiex_usb_dnld_fw(struct mwifiex_adapter *adapter, + struct mwifiex_fw_image *fw) +{ + int ret; + struct usb_card_rec *card = (struct usb_card_rec *)adapter->card; + + if (card->usb_boot_state == USB8797_FW_DNLD) { + ret = mwifiex_prog_fw_w_helper(adapter, fw); + if (ret) + return -1; + + /* Boot state changes after successful firmware download */ + if (card->usb_boot_state == USB8797_FW_DNLD) + return -1; + } + + ret = mwifiex_usb_rx_init(adapter); + if (!ret) + ret = mwifiex_usb_tx_init(adapter); + + return ret; +} + +static void mwifiex_submit_rx_urb(struct mwifiex_adapter *adapter, u8 ep) +{ + struct usb_card_rec *card = (struct usb_card_rec *)adapter->card; + + skb_push(card->rx_cmd.skb, INTF_HEADER_LEN); + if ((ep == card->rx_cmd_ep) && + (!atomic_read(&card->rx_cmd_urb_pending))) + mwifiex_usb_submit_rx_urb(&card->rx_cmd, + MWIFIEX_RX_CMD_BUF_SIZE); + + return; +} + +static int mwifiex_usb_cmd_event_complete(struct mwifiex_adapter *adapter, + struct sk_buff *skb) +{ + atomic_dec(&adapter->rx_pending); + mwifiex_submit_rx_urb(adapter, MWIFIEX_USB_EP_CMD_EVENT); + + return 0; +} + +static int mwifiex_usb_data_complete(struct mwifiex_adapter *adapter, + struct sk_buff *skb) +{ + atomic_dec(&adapter->rx_pending); + dev_kfree_skb_any(skb); + + return 0; +} + +/* This function wakes up the card. */ +static int mwifiex_pm_wakeup_card(struct mwifiex_adapter *adapter) +{ + /* Simulation of HS_AWAKE event */ + adapter->pm_wakeup_fw_try = false; + adapter->pm_wakeup_card_req = false; + adapter->ps_state = PS_STATE_AWAKE; + + return 0; +} + +static struct mwifiex_if_ops usb_ops = { + .register_dev = mwifiex_register_dev, + .wakeup = mwifiex_pm_wakeup_card, + .wakeup_complete = mwifiex_pm_wakeup_card_complete, + + /* USB specific */ + .dnld_fw = mwifiex_usb_dnld_fw, + .cmdrsp_complete = mwifiex_usb_cmd_event_complete, + .event_complete = mwifiex_usb_cmd_event_complete, + .data_complete = mwifiex_usb_data_complete, + .host_to_card = mwifiex_usb_host_to_card, +}; + +/* This function initializes the USB driver module. + * + * This initiates the semaphore and registers the device with + * USB bus. + */ +static int mwifiex_usb_init_module(void) +{ + int ret; + + pr_debug("Marvell USB8797 Driver\n"); + + sema_init(&add_remove_card_sem, 1); + + ret = usb_register(&mwifiex_usb_driver); + if (ret) + pr_err("Driver register failed!\n"); + else + pr_debug("info: Driver registered successfully!\n"); + + return ret; +} + +/* This function cleans up the USB driver. + * + * The following major steps are followed in .disconnect for cleanup: + * - Resume the device if its suspended + * - Disconnect the device if connected + * - Shutdown the firmware + * - Unregister the device from USB bus. + */ +static void mwifiex_usb_cleanup_module(void) +{ + if (!down_interruptible(&add_remove_card_sem)) + up(&add_remove_card_sem); + + /* set the flag as user is removing this module */ + user_rmmod = 1; + + usb_deregister(&mwifiex_usb_driver); +} + +module_init(mwifiex_usb_init_module); +module_exit(mwifiex_usb_cleanup_module); + +MODULE_AUTHOR("Marvell International Ltd."); +MODULE_DESCRIPTION("Marvell WiFi-Ex USB Driver version" USB_VERSION); +MODULE_VERSION(USB_VERSION); +MODULE_LICENSE("GPL v2"); +MODULE_FIRMWARE("mrvl/usb8797_uapsta.bin"); diff --git a/drivers/net/wireless/mwifiex/usb.h b/drivers/net/wireless/mwifiex/usb.h new file mode 100644 index 00000000000..98c4316cd1a --- /dev/null +++ b/drivers/net/wireless/mwifiex/usb.h @@ -0,0 +1,99 @@ +/* + * This file contains definitions for mwifiex USB interface driver. + * + * Copyright (C) 2012, Marvell International Ltd. + * + * This software file (the "File") is distributed by Marvell International + * Ltd. under the terms of the GNU General Public License Version 2, June 1991 + * (the "License"). You may use, redistribute and/or modify this File in + * accordance with the terms and conditions of the License, a copy of which + * is available by writing to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the + * worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt. + * + * THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE + * IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE + * ARE EXPRESSLY DISCLAIMED. The License provides additional details about + * this warranty disclaimer. + */ + +#ifndef _MWIFIEX_USB_H +#define _MWIFIEX_USB_H + +#include <linux/usb.h> + +#define USB8797_VID 0x1286 +#define USB8797_PID_1 0x2043 +#define USB8797_PID_2 0x2044 + +#define USB8797_FW_DNLD 1 +#define USB8797_FW_READY 2 +#define USB8797_FW_MAX_RETRY 3 + +#define MWIFIEX_TX_DATA_URB 6 +#define MWIFIEX_RX_DATA_URB 6 +#define MWIFIEX_USB_TIMEOUT 100 + +#define USB8797_DEFAULT_FW_NAME "mrvl/usb8797_uapsta.bin" + +#define FW_DNLD_TX_BUF_SIZE 620 +#define FW_DNLD_RX_BUF_SIZE 2048 +#define FW_HAS_LAST_BLOCK 0x00000004 + +#define FW_DATA_XMIT_SIZE \ + (sizeof(struct fw_header) + dlen + sizeof(u32)) + +struct urb_context { + struct mwifiex_adapter *adapter; + struct sk_buff *skb; + struct urb *urb; + u8 ep; +}; + +struct usb_card_rec { + struct mwifiex_adapter *adapter; + struct usb_device *udev; + struct usb_interface *intf; + u8 rx_cmd_ep; + struct urb_context rx_cmd; + atomic_t rx_cmd_urb_pending; + struct urb_context rx_data_list[MWIFIEX_RX_DATA_URB]; + u8 usb_boot_state; + u8 rx_data_ep; + atomic_t rx_data_urb_pending; + u8 tx_data_ep; + u8 tx_cmd_ep; + atomic_t tx_data_urb_pending; + atomic_t tx_cmd_urb_pending; + int bulk_out_maxpktsize; + struct urb_context tx_cmd; + int tx_data_ix; + struct urb_context tx_data_list[MWIFIEX_TX_DATA_URB]; +}; + +struct fw_header { + __le32 dnld_cmd; + __le32 base_addr; + __le32 data_len; + __le32 crc; +}; + +struct fw_sync_header { + __le32 cmd; + __le32 seq_num; +}; + +struct fw_data { + struct fw_header fw_hdr; + __le32 seq_num; + u8 data[1]; +}; + +/* This function is called after the card has woken up. */ +static inline int +mwifiex_pm_wakeup_card_complete(struct mwifiex_adapter *adapter) +{ + return 0; +} + +#endif /*_MWIFIEX_USB_H */ diff --git a/drivers/net/wireless/mwifiex/util.c b/drivers/net/wireless/mwifiex/util.c index 6b399976d6c..2864c74bdb6 100644 --- a/drivers/net/wireless/mwifiex/util.c +++ b/drivers/net/wireless/mwifiex/util.c @@ -167,6 +167,28 @@ int mwifiex_recv_packet(struct mwifiex_adapter *adapter, struct sk_buff *skb) skb->dev = priv->netdev; skb->protocol = eth_type_trans(skb, priv->netdev); skb->ip_summed = CHECKSUM_NONE; + + /* This is required only in case of 11n and USB as we alloc + * a buffer of 4K only if its 11N (to be able to receive 4K + * AMSDU packets). In case of SD we allocate buffers based + * on the size of packet and hence this is not needed. + * + * Modifying the truesize here as our allocation for each + * skb is 4K but we only receive 2K packets and this cause + * the kernel to start dropping packets in case where + * application has allocated buffer based on 2K size i.e. + * if there a 64K packet received (in IP fragments and + * application allocates 64K to receive this packet but + * this packet would almost double up because we allocate + * each 1.5K fragment in 4K and pass it up. As soon as the + * 64K limit hits kernel will start to drop rest of the + * fragments. Currently we fail the Filesndl-ht.scr script + * for UDP, hence this fix + */ + if ((adapter->iface_type == MWIFIEX_USB) && + (skb->truesize > MWIFIEX_RX_DATA_BUF_SIZE)) + skb->truesize += (skb->len - MWIFIEX_RX_DATA_BUF_SIZE); + priv->stats.rx_bytes += skb->len; priv->stats.rx_packets++; if (in_interrupt()) diff --git a/drivers/net/wireless/mwifiex/wmm.c b/drivers/net/wireless/mwifiex/wmm.c index 5a7316c6f12..429a1dee2d2 100644 --- a/drivers/net/wireless/mwifiex/wmm.c +++ b/drivers/net/wireless/mwifiex/wmm.c @@ -1120,11 +1120,19 @@ mwifiex_send_processed_packet(struct mwifiex_private *priv, tx_info = MWIFIEX_SKB_TXCB(skb); spin_unlock_irqrestore(&priv->wmm.ra_list_spinlock, ra_list_flags); - tx_param.next_pkt_len = - ((skb_next) ? skb_next->len + - sizeof(struct txpd) : 0); - ret = adapter->if_ops.host_to_card(adapter, MWIFIEX_TYPE_DATA, skb, - &tx_param); + + if (adapter->iface_type == MWIFIEX_USB) { + adapter->data_sent = true; + ret = adapter->if_ops.host_to_card(adapter, MWIFIEX_USB_EP_DATA, + skb, NULL); + } else { + tx_param.next_pkt_len = + ((skb_next) ? skb_next->len + + sizeof(struct txpd) : 0); + ret = adapter->if_ops.host_to_card(adapter, MWIFIEX_TYPE_DATA, + skb, &tx_param); + } + switch (ret) { case -EBUSY: dev_dbg(adapter->dev, "data: -EBUSY is returned\n"); diff --git a/drivers/net/wireless/rt2x00/rt2800.h b/drivers/net/wireless/rt2x00/rt2800.h index 063bfa8b91f..d91f4f628f6 100644 --- a/drivers/net/wireless/rt2x00/rt2800.h +++ b/drivers/net/wireless/rt2x00/rt2800.h @@ -83,6 +83,7 @@ #define REV_RT3090E 0x0211 #define REV_RT3390E 0x0211 #define REV_RT5390F 0x0502 +#define REV_RT5390R 0x1502 /* * Signal information. @@ -98,7 +99,7 @@ #define EEPROM_BASE 0x0000 #define EEPROM_SIZE 0x0110 #define BBP_BASE 0x0000 -#define BBP_SIZE 0x0080 +#define BBP_SIZE 0x00ff #define RF_BASE 0x0004 #define RF_SIZE 0x0010 diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c b/drivers/net/wireless/rt2x00/rt2800lib.c index bd1980202f1..1cd16b41602 100644 --- a/drivers/net/wireless/rt2x00/rt2800lib.c +++ b/drivers/net/wireless/rt2x00/rt2800lib.c @@ -3356,6 +3356,13 @@ static int rt2800_init_bbp(struct rt2x00_dev *rt2x00dev) rt2800_register_write(rt2x00dev, GPIO_CTRL_CFG, reg); } + /* This chip has hardware antenna diversity*/ + if (rt2x00_rt_rev_gte(rt2x00dev, RT5390, REV_RT5390R)) { + rt2800_bbp_write(rt2x00dev, 150, 0); /* Disable Antenna Software OFDM */ + rt2800_bbp_write(rt2x00dev, 151, 0); /* Disable Antenna Software CCK */ + rt2800_bbp_write(rt2x00dev, 154, 0); /* Clear previously selected antenna */ + } + rt2800_bbp_read(rt2x00dev, 152, &value); if (ant == 0) rt2x00_set_field8(&value, BBP152_RX_DEFAULT_ANT, 1); @@ -4291,6 +4298,11 @@ int rt2800_init_eeprom(struct rt2x00_dev *rt2x00dev) rt2x00dev->default_ant.rx = ANTENNA_A; } + if (rt2x00_rt_rev_gte(rt2x00dev, RT5390, REV_RT5390R)) { + rt2x00dev->default_ant.tx = ANTENNA_HW_DIVERSITY; /* Unused */ + rt2x00dev->default_ant.rx = ANTENNA_HW_DIVERSITY; /* Unused */ + } + /* * Determine external LNA informations. */ diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c index 001735f7a66..5601302d09a 100644 --- a/drivers/net/wireless/rt2x00/rt2800usb.c +++ b/drivers/net/wireless/rt2x00/rt2800usb.c @@ -922,6 +922,7 @@ static struct usb_device_id rt2800usb_device_table[] = { { USB_DEVICE(0x1482, 0x3c09) }, /* AirTies */ { USB_DEVICE(0x1eda, 0x2012) }, + { USB_DEVICE(0x1eda, 0x2210) }, { USB_DEVICE(0x1eda, 0x2310) }, /* Allwin */ { USB_DEVICE(0x8516, 0x2070) }, @@ -991,6 +992,7 @@ static struct usb_device_id rt2800usb_device_table[] = { /* DVICO */ { USB_DEVICE(0x0fe9, 0xb307) }, /* Edimax */ + { USB_DEVICE(0x7392, 0x4085) }, { USB_DEVICE(0x7392, 0x7711) }, { USB_DEVICE(0x7392, 0x7717) }, { USB_DEVICE(0x7392, 0x7718) }, @@ -1066,6 +1068,7 @@ static struct usb_device_id rt2800usb_device_table[] = { /* Philips */ { USB_DEVICE(0x0471, 0x200f) }, /* Planex */ + { USB_DEVICE(0x2019, 0x5201) }, { USB_DEVICE(0x2019, 0xab25) }, { USB_DEVICE(0x2019, 0xed06) }, /* Quanta */ @@ -1134,6 +1137,10 @@ static struct usb_device_id rt2800usb_device_table[] = { #ifdef CONFIG_RT2800USB_RT33XX /* Belkin */ { USB_DEVICE(0x050d, 0x945b) }, + /* Panasonic */ + { USB_DEVICE(0x083a, 0xb511) }, + /* Philips */ + { USB_DEVICE(0x0471, 0x20dd) }, /* Ralink */ { USB_DEVICE(0x148f, 0x3370) }, { USB_DEVICE(0x148f, 0x8070) }, @@ -1145,6 +1152,8 @@ static struct usb_device_id rt2800usb_device_table[] = { { USB_DEVICE(0x8516, 0x3572) }, /* Askey */ { USB_DEVICE(0x1690, 0x0744) }, + { USB_DEVICE(0x1690, 0x0761) }, + { USB_DEVICE(0x1690, 0x0764) }, /* Cisco */ { USB_DEVICE(0x167b, 0x4001) }, /* EnGenius */ @@ -1159,20 +1168,25 @@ static struct usb_device_id rt2800usb_device_table[] = { /* Sitecom */ { USB_DEVICE(0x0df6, 0x0041) }, { USB_DEVICE(0x0df6, 0x0062) }, + { USB_DEVICE(0x0df6, 0x0065) }, + { USB_DEVICE(0x0df6, 0x0066) }, + { USB_DEVICE(0x0df6, 0x0068) }, /* Toshiba */ { USB_DEVICE(0x0930, 0x0a07) }, /* Zinwell */ { USB_DEVICE(0x5a57, 0x0284) }, #endif #ifdef CONFIG_RT2800USB_RT53XX - /* Alpha */ - { USB_DEVICE(0x2001, 0x3c15) }, - { USB_DEVICE(0x2001, 0x3c19) }, /* Arcadyan */ { USB_DEVICE(0x043e, 0x7a12) }, /* Azurewave */ { USB_DEVICE(0x13d3, 0x3329) }, { USB_DEVICE(0x13d3, 0x3365) }, + /* D-Link */ + { USB_DEVICE(0x2001, 0x3c15) }, + { USB_DEVICE(0x2001, 0x3c19) }, + { USB_DEVICE(0x2001, 0x3c1c) }, + { USB_DEVICE(0x2001, 0x3c1d) }, /* LG innotek */ { USB_DEVICE(0x043e, 0x7a22) }, /* Panasonic */ @@ -1224,12 +1238,8 @@ static struct usb_device_id rt2800usb_device_table[] = { { USB_DEVICE(0x07d1, 0x3c0b) }, { USB_DEVICE(0x07d1, 0x3c17) }, { USB_DEVICE(0x2001, 0x3c17) }, - /* Edimax */ - { USB_DEVICE(0x7392, 0x4085) }, /* Encore */ { USB_DEVICE(0x203d, 0x14a1) }, - /* Fujitsu Stylistic 550 */ - { USB_DEVICE(0x1690, 0x0761) }, /* Gemtek */ { USB_DEVICE(0x15a9, 0x0010) }, /* Gigabyte */ @@ -1250,7 +1260,6 @@ static struct usb_device_id rt2800usb_device_table[] = { { USB_DEVICE(0x05a6, 0x0101) }, { USB_DEVICE(0x1d4d, 0x0010) }, /* Planex */ - { USB_DEVICE(0x2019, 0x5201) }, { USB_DEVICE(0x2019, 0xab24) }, /* Qcom */ { USB_DEVICE(0x18e8, 0x6259) }, diff --git a/drivers/net/wireless/rt2x00/rt2x00.h b/drivers/net/wireless/rt2x00/rt2x00.h index 5583214721e..ca36cccaba3 100644 --- a/drivers/net/wireless/rt2x00/rt2x00.h +++ b/drivers/net/wireless/rt2x00/rt2x00.h @@ -1282,7 +1282,7 @@ void rt2x00lib_dmadone(struct queue_entry *entry); void rt2x00lib_txdone(struct queue_entry *entry, struct txdone_entry_desc *txdesc); void rt2x00lib_txdone_noinfo(struct queue_entry *entry, u32 status); -void rt2x00lib_rxdone(struct queue_entry *entry); +void rt2x00lib_rxdone(struct queue_entry *entry, gfp_t gfp); /* * mac80211 handlers. diff --git a/drivers/net/wireless/rt2x00/rt2x00dev.c b/drivers/net/wireless/rt2x00/rt2x00dev.c index dd87d41ac93..e5404e57625 100644 --- a/drivers/net/wireless/rt2x00/rt2x00dev.c +++ b/drivers/net/wireless/rt2x00/rt2x00dev.c @@ -588,7 +588,7 @@ static int rt2x00lib_rxdone_read_signal(struct rt2x00_dev *rt2x00dev, return 0; } -void rt2x00lib_rxdone(struct queue_entry *entry) +void rt2x00lib_rxdone(struct queue_entry *entry, gfp_t gfp) { struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev; struct rxdone_entry_desc rxdesc; @@ -608,7 +608,7 @@ void rt2x00lib_rxdone(struct queue_entry *entry) * Allocate a new sk_buffer. If no new buffer available, drop the * received frame and reuse the existing buffer. */ - skb = rt2x00queue_alloc_rxskb(entry); + skb = rt2x00queue_alloc_rxskb(entry, gfp); if (!skb) goto submit_entry; diff --git a/drivers/net/wireless/rt2x00/rt2x00lib.h b/drivers/net/wireless/rt2x00/rt2x00lib.h index 78bd43b8961..a0935987fa3 100644 --- a/drivers/net/wireless/rt2x00/rt2x00lib.h +++ b/drivers/net/wireless/rt2x00/rt2x00lib.h @@ -103,7 +103,7 @@ void rt2x00lib_config(struct rt2x00_dev *rt2x00dev, * rt2x00queue_alloc_rxskb - allocate a skb for RX purposes. * @entry: The entry for which the skb will be applicable. */ -struct sk_buff *rt2x00queue_alloc_rxskb(struct queue_entry *entry); +struct sk_buff *rt2x00queue_alloc_rxskb(struct queue_entry *entry, gfp_t gfp); /** * rt2x00queue_free_skb - free a skb diff --git a/drivers/net/wireless/rt2x00/rt2x00pci.c b/drivers/net/wireless/rt2x00/rt2x00pci.c index 17148bb2442..0a4653a92ca 100644 --- a/drivers/net/wireless/rt2x00/rt2x00pci.c +++ b/drivers/net/wireless/rt2x00/rt2x00pci.c @@ -92,7 +92,7 @@ bool rt2x00pci_rxdone(struct rt2x00_dev *rt2x00dev) /* * Send the frame to rt2x00lib for further processing. */ - rt2x00lib_rxdone(entry); + rt2x00lib_rxdone(entry, GFP_ATOMIC); } return !max_rx; diff --git a/drivers/net/wireless/rt2x00/rt2x00queue.c b/drivers/net/wireless/rt2x00/rt2x00queue.c index 8ecf409476c..4c662eccf53 100644 --- a/drivers/net/wireless/rt2x00/rt2x00queue.c +++ b/drivers/net/wireless/rt2x00/rt2x00queue.c @@ -33,7 +33,7 @@ #include "rt2x00.h" #include "rt2x00lib.h" -struct sk_buff *rt2x00queue_alloc_rxskb(struct queue_entry *entry) +struct sk_buff *rt2x00queue_alloc_rxskb(struct queue_entry *entry, gfp_t gfp) { struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev; struct sk_buff *skb; @@ -68,7 +68,7 @@ struct sk_buff *rt2x00queue_alloc_rxskb(struct queue_entry *entry) /* * Allocate skbuffer. */ - skb = dev_alloc_skb(frame_size + head_size + tail_size); + skb = __dev_alloc_skb(frame_size + head_size + tail_size, gfp); if (!skb) return NULL; @@ -1163,7 +1163,7 @@ static int rt2x00queue_alloc_rxskbs(struct data_queue *queue) struct sk_buff *skb; for (i = 0; i < queue->limit; i++) { - skb = rt2x00queue_alloc_rxskb(&queue->entries[i]); + skb = rt2x00queue_alloc_rxskb(&queue->entries[i], GFP_KERNEL); if (!skb) return -ENOMEM; queue->entries[i].skb = skb; diff --git a/drivers/net/wireless/rt2x00/rt2x00usb.c b/drivers/net/wireless/rt2x00/rt2x00usb.c index 66094eb21b6..d357d1ed92f 100644 --- a/drivers/net/wireless/rt2x00/rt2x00usb.c +++ b/drivers/net/wireless/rt2x00/rt2x00usb.c @@ -358,7 +358,7 @@ static void rt2x00usb_work_rxdone(struct work_struct *work) /* * Send the frame to rt2x00lib for further processing. */ - rt2x00lib_rxdone(entry); + rt2x00lib_rxdone(entry, GFP_KERNEL); } } diff --git a/drivers/net/wireless/rtlwifi/rtl8192c/dm_common.c b/drivers/net/wireless/rtlwifi/rtl8192c/dm_common.c index 1208b753f62..f7f48c7ac85 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192c/dm_common.c +++ b/drivers/net/wireless/rtlwifi/rtl8192c/dm_common.c @@ -33,9 +33,6 @@ #include "../pci.h" #include "../base.h" -struct dig_t dm_digtable; -static struct ps_t dm_pstable; - #define BT_RSSI_STATE_NORMAL_POWER BIT_OFFSET_LEN_MASK_32(0, 1) #define BT_RSSI_STATE_AMDPU_OFF BIT_OFFSET_LEN_MASK_32(1, 1) #define BT_RSSI_STATE_SPECIAL_LOW BIT_OFFSET_LEN_MASK_32(2, 1) @@ -163,33 +160,37 @@ static const u8 cckswing_table_ch14[CCK_TABLE_SIZE][8] = { static void rtl92c_dm_diginit(struct ieee80211_hw *hw) { - dm_digtable.dig_enable_flag = true; - dm_digtable.dig_ext_port_stage = DIG_EXT_PORT_STAGE_MAX; - dm_digtable.cur_igvalue = 0x20; - dm_digtable.pre_igvalue = 0x0; - dm_digtable.cursta_connectctate = DIG_STA_DISCONNECT; - dm_digtable.presta_connectstate = DIG_STA_DISCONNECT; - dm_digtable.curmultista_connectstate = DIG_MULTISTA_DISCONNECT; - dm_digtable.rssi_lowthresh = DM_DIG_THRESH_LOW; - dm_digtable.rssi_highthresh = DM_DIG_THRESH_HIGH; - dm_digtable.fa_lowthresh = DM_FALSEALARM_THRESH_LOW; - dm_digtable.fa_highthresh = DM_FALSEALARM_THRESH_HIGH; - dm_digtable.rx_gain_range_max = DM_DIG_MAX; - dm_digtable.rx_gain_range_min = DM_DIG_MIN; - dm_digtable.backoff_val = DM_DIG_BACKOFF_DEFAULT; - dm_digtable.backoff_val_range_max = DM_DIG_BACKOFF_MAX; - dm_digtable.backoff_val_range_min = DM_DIG_BACKOFF_MIN; - dm_digtable.pre_cck_pd_state = CCK_PD_STAGE_MAX; - dm_digtable.cur_cck_pd_state = CCK_PD_STAGE_MAX; + struct rtl_priv *rtlpriv = rtl_priv(hw); + struct dig_t *dm_digtable = &rtlpriv->dm_digtable; + + dm_digtable->dig_enable_flag = true; + dm_digtable->dig_ext_port_stage = DIG_EXT_PORT_STAGE_MAX; + dm_digtable->cur_igvalue = 0x20; + dm_digtable->pre_igvalue = 0x0; + dm_digtable->cursta_connectctate = DIG_STA_DISCONNECT; + dm_digtable->presta_connectstate = DIG_STA_DISCONNECT; + dm_digtable->curmultista_connectstate = DIG_MULTISTA_DISCONNECT; + dm_digtable->rssi_lowthresh = DM_DIG_THRESH_LOW; + dm_digtable->rssi_highthresh = DM_DIG_THRESH_HIGH; + dm_digtable->fa_lowthresh = DM_FALSEALARM_THRESH_LOW; + dm_digtable->fa_highthresh = DM_FALSEALARM_THRESH_HIGH; + dm_digtable->rx_gain_range_max = DM_DIG_MAX; + dm_digtable->rx_gain_range_min = DM_DIG_MIN; + dm_digtable->backoff_val = DM_DIG_BACKOFF_DEFAULT; + dm_digtable->backoff_val_range_max = DM_DIG_BACKOFF_MAX; + dm_digtable->backoff_val_range_min = DM_DIG_BACKOFF_MIN; + dm_digtable->pre_cck_pd_state = CCK_PD_STAGE_MAX; + dm_digtable->cur_cck_pd_state = CCK_PD_STAGE_MAX; } static u8 rtl92c_dm_initial_gain_min_pwdb(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); + struct dig_t *dm_digtable = &rtlpriv->dm_digtable; long rssi_val_min = 0; - if ((dm_digtable.curmultista_connectstate == DIG_MULTISTA_CONNECT) && - (dm_digtable.cursta_connectctate == DIG_STA_CONNECT)) { + if ((dm_digtable->curmultista_connectstate == DIG_MULTISTA_CONNECT) && + (dm_digtable->cursta_connectctate == DIG_STA_CONNECT)) { if (rtlpriv->dm.entry_min_undecoratedsmoothed_pwdb != 0) rssi_val_min = (rtlpriv->dm.entry_min_undecoratedsmoothed_pwdb > @@ -198,10 +199,10 @@ static u8 rtl92c_dm_initial_gain_min_pwdb(struct ieee80211_hw *hw) rtlpriv->dm.entry_min_undecoratedsmoothed_pwdb; else rssi_val_min = rtlpriv->dm.undecorated_smoothed_pwdb; - } else if (dm_digtable.cursta_connectctate == DIG_STA_CONNECT || - dm_digtable.cursta_connectctate == DIG_STA_BEFORE_CONNECT) { + } else if (dm_digtable->cursta_connectctate == DIG_STA_CONNECT || + dm_digtable->cursta_connectctate == DIG_STA_BEFORE_CONNECT) { rssi_val_min = rtlpriv->dm.undecorated_smoothed_pwdb; - } else if (dm_digtable.curmultista_connectstate == + } else if (dm_digtable->curmultista_connectstate == DIG_MULTISTA_CONNECT) { rssi_val_min = rtlpriv->dm.entry_min_undecoratedsmoothed_pwdb; } @@ -260,7 +261,8 @@ static void rtl92c_dm_false_alarm_counter_statistics(struct ieee80211_hw *hw) static void rtl92c_dm_ctrl_initgain_by_fa(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); - u8 value_igi = dm_digtable.cur_igvalue; + struct dig_t *dm_digtable = &rtlpriv->dm_digtable; + u8 value_igi = dm_digtable->cur_igvalue; if (rtlpriv->falsealm_cnt.cnt_all < DM_DIG_FA_TH0) value_igi--; @@ -277,43 +279,44 @@ static void rtl92c_dm_ctrl_initgain_by_fa(struct ieee80211_hw *hw) if (rtlpriv->falsealm_cnt.cnt_all > 10000) value_igi = 0x32; - dm_digtable.cur_igvalue = value_igi; + dm_digtable->cur_igvalue = value_igi; rtl92c_dm_write_dig(hw); } static void rtl92c_dm_ctrl_initgain_by_rssi(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); + struct dig_t *dm_digtable = &rtlpriv->dm_digtable; - if (rtlpriv->falsealm_cnt.cnt_all > dm_digtable.fa_highthresh) { - if ((dm_digtable.backoff_val - 2) < - dm_digtable.backoff_val_range_min) - dm_digtable.backoff_val = - dm_digtable.backoff_val_range_min; + if (rtlpriv->falsealm_cnt.cnt_all > dm_digtable->fa_highthresh) { + if ((dm_digtable->backoff_val - 2) < + dm_digtable->backoff_val_range_min) + dm_digtable->backoff_val = + dm_digtable->backoff_val_range_min; else - dm_digtable.backoff_val -= 2; - } else if (rtlpriv->falsealm_cnt.cnt_all < dm_digtable.fa_lowthresh) { - if ((dm_digtable.backoff_val + 2) > - dm_digtable.backoff_val_range_max) - dm_digtable.backoff_val = - dm_digtable.backoff_val_range_max; + dm_digtable->backoff_val -= 2; + } else if (rtlpriv->falsealm_cnt.cnt_all < dm_digtable->fa_lowthresh) { + if ((dm_digtable->backoff_val + 2) > + dm_digtable->backoff_val_range_max) + dm_digtable->backoff_val = + dm_digtable->backoff_val_range_max; else - dm_digtable.backoff_val += 2; + dm_digtable->backoff_val += 2; } - if ((dm_digtable.rssi_val_min + 10 - dm_digtable.backoff_val) > - dm_digtable.rx_gain_range_max) - dm_digtable.cur_igvalue = dm_digtable.rx_gain_range_max; - else if ((dm_digtable.rssi_val_min + 10 - - dm_digtable.backoff_val) < dm_digtable.rx_gain_range_min) - dm_digtable.cur_igvalue = dm_digtable.rx_gain_range_min; + if ((dm_digtable->rssi_val_min + 10 - dm_digtable->backoff_val) > + dm_digtable->rx_gain_range_max) + dm_digtable->cur_igvalue = dm_digtable->rx_gain_range_max; + else if ((dm_digtable->rssi_val_min + 10 - + dm_digtable->backoff_val) < dm_digtable->rx_gain_range_min) + dm_digtable->cur_igvalue = dm_digtable->rx_gain_range_min; else - dm_digtable.cur_igvalue = dm_digtable.rssi_val_min + 10 - - dm_digtable.backoff_val; + dm_digtable->cur_igvalue = dm_digtable->rssi_val_min + 10 - + dm_digtable->backoff_val; RT_TRACE(rtlpriv, COMP_DIG, DBG_TRACE, "rssi_val_min = %x backoff_val %x\n", - dm_digtable.rssi_val_min, dm_digtable.backoff_val); + dm_digtable->rssi_val_min, dm_digtable->backoff_val); rtl92c_dm_write_dig(hw); } @@ -322,6 +325,7 @@ static void rtl92c_dm_initial_gain_multi_sta(struct ieee80211_hw *hw) { static u8 initialized; /* initialized to false */ struct rtl_priv *rtlpriv = rtl_priv(hw); + struct dig_t *dm_digtable = &rtlpriv->dm_digtable; struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); long rssi_strength = rtlpriv->dm.entry_min_undecoratedsmoothed_pwdb; bool multi_sta = false; @@ -330,68 +334,69 @@ static void rtl92c_dm_initial_gain_multi_sta(struct ieee80211_hw *hw) multi_sta = true; if (!multi_sta || - dm_digtable.cursta_connectctate != DIG_STA_DISCONNECT) { + dm_digtable->cursta_connectctate != DIG_STA_DISCONNECT) { initialized = false; - dm_digtable.dig_ext_port_stage = DIG_EXT_PORT_STAGE_MAX; + dm_digtable->dig_ext_port_stage = DIG_EXT_PORT_STAGE_MAX; return; } else if (initialized == false) { initialized = true; - dm_digtable.dig_ext_port_stage = DIG_EXT_PORT_STAGE_0; - dm_digtable.cur_igvalue = 0x20; + dm_digtable->dig_ext_port_stage = DIG_EXT_PORT_STAGE_0; + dm_digtable->cur_igvalue = 0x20; rtl92c_dm_write_dig(hw); } - if (dm_digtable.curmultista_connectstate == DIG_MULTISTA_CONNECT) { - if ((rssi_strength < dm_digtable.rssi_lowthresh) && - (dm_digtable.dig_ext_port_stage != DIG_EXT_PORT_STAGE_1)) { + if (dm_digtable->curmultista_connectstate == DIG_MULTISTA_CONNECT) { + if ((rssi_strength < dm_digtable->rssi_lowthresh) && + (dm_digtable->dig_ext_port_stage != DIG_EXT_PORT_STAGE_1)) { - if (dm_digtable.dig_ext_port_stage == + if (dm_digtable->dig_ext_port_stage == DIG_EXT_PORT_STAGE_2) { - dm_digtable.cur_igvalue = 0x20; + dm_digtable->cur_igvalue = 0x20; rtl92c_dm_write_dig(hw); } - dm_digtable.dig_ext_port_stage = DIG_EXT_PORT_STAGE_1; - } else if (rssi_strength > dm_digtable.rssi_highthresh) { - dm_digtable.dig_ext_port_stage = DIG_EXT_PORT_STAGE_2; + dm_digtable->dig_ext_port_stage = DIG_EXT_PORT_STAGE_1; + } else if (rssi_strength > dm_digtable->rssi_highthresh) { + dm_digtable->dig_ext_port_stage = DIG_EXT_PORT_STAGE_2; rtl92c_dm_ctrl_initgain_by_fa(hw); } - } else if (dm_digtable.dig_ext_port_stage != DIG_EXT_PORT_STAGE_0) { - dm_digtable.dig_ext_port_stage = DIG_EXT_PORT_STAGE_0; - dm_digtable.cur_igvalue = 0x20; + } else if (dm_digtable->dig_ext_port_stage != DIG_EXT_PORT_STAGE_0) { + dm_digtable->dig_ext_port_stage = DIG_EXT_PORT_STAGE_0; + dm_digtable->cur_igvalue = 0x20; rtl92c_dm_write_dig(hw); } RT_TRACE(rtlpriv, COMP_DIG, DBG_TRACE, "curmultista_connectstate = %x dig_ext_port_stage %x\n", - dm_digtable.curmultista_connectstate, - dm_digtable.dig_ext_port_stage); + dm_digtable->curmultista_connectstate, + dm_digtable->dig_ext_port_stage); } static void rtl92c_dm_initial_gain_sta(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); + struct dig_t *dm_digtable = &rtlpriv->dm_digtable; RT_TRACE(rtlpriv, COMP_DIG, DBG_TRACE, "presta_connectstate = %x, cursta_connectctate = %x\n", - dm_digtable.presta_connectstate, - dm_digtable.cursta_connectctate); + dm_digtable->presta_connectstate, + dm_digtable->cursta_connectctate); - if (dm_digtable.presta_connectstate == dm_digtable.cursta_connectctate - || dm_digtable.cursta_connectctate == DIG_STA_BEFORE_CONNECT - || dm_digtable.cursta_connectctate == DIG_STA_CONNECT) { + if (dm_digtable->presta_connectstate == dm_digtable->cursta_connectctate + || dm_digtable->cursta_connectctate == DIG_STA_BEFORE_CONNECT + || dm_digtable->cursta_connectctate == DIG_STA_CONNECT) { - if (dm_digtable.cursta_connectctate != DIG_STA_DISCONNECT) { - dm_digtable.rssi_val_min = + if (dm_digtable->cursta_connectctate != DIG_STA_DISCONNECT) { + dm_digtable->rssi_val_min = rtl92c_dm_initial_gain_min_pwdb(hw); rtl92c_dm_ctrl_initgain_by_rssi(hw); } } else { - dm_digtable.rssi_val_min = 0; - dm_digtable.dig_ext_port_stage = DIG_EXT_PORT_STAGE_MAX; - dm_digtable.backoff_val = DM_DIG_BACKOFF_DEFAULT; - dm_digtable.cur_igvalue = 0x20; - dm_digtable.pre_igvalue = 0; + dm_digtable->rssi_val_min = 0; + dm_digtable->dig_ext_port_stage = DIG_EXT_PORT_STAGE_MAX; + dm_digtable->backoff_val = DM_DIG_BACKOFF_DEFAULT; + dm_digtable->cur_igvalue = 0x20; + dm_digtable->pre_igvalue = 0; rtl92c_dm_write_dig(hw); } } @@ -400,40 +405,41 @@ static void rtl92c_dm_cck_packet_detection_thresh(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); + struct dig_t *dm_digtable = &rtlpriv->dm_digtable; - if (dm_digtable.cursta_connectctate == DIG_STA_CONNECT) { - dm_digtable.rssi_val_min = rtl92c_dm_initial_gain_min_pwdb(hw); + if (dm_digtable->cursta_connectctate == DIG_STA_CONNECT) { + dm_digtable->rssi_val_min = rtl92c_dm_initial_gain_min_pwdb(hw); - if (dm_digtable.pre_cck_pd_state == CCK_PD_STAGE_LowRssi) { - if (dm_digtable.rssi_val_min <= 25) - dm_digtable.cur_cck_pd_state = + if (dm_digtable->pre_cck_pd_state == CCK_PD_STAGE_LowRssi) { + if (dm_digtable->rssi_val_min <= 25) + dm_digtable->cur_cck_pd_state = CCK_PD_STAGE_LowRssi; else - dm_digtable.cur_cck_pd_state = + dm_digtable->cur_cck_pd_state = CCK_PD_STAGE_HighRssi; } else { - if (dm_digtable.rssi_val_min <= 20) - dm_digtable.cur_cck_pd_state = + if (dm_digtable->rssi_val_min <= 20) + dm_digtable->cur_cck_pd_state = CCK_PD_STAGE_LowRssi; else - dm_digtable.cur_cck_pd_state = + dm_digtable->cur_cck_pd_state = CCK_PD_STAGE_HighRssi; } } else { - dm_digtable.cur_cck_pd_state = CCK_PD_STAGE_MAX; + dm_digtable->cur_cck_pd_state = CCK_PD_STAGE_MAX; } - if (dm_digtable.pre_cck_pd_state != dm_digtable.cur_cck_pd_state) { - if (dm_digtable.cur_cck_pd_state == CCK_PD_STAGE_LowRssi) { + if (dm_digtable->pre_cck_pd_state != dm_digtable->cur_cck_pd_state) { + if (dm_digtable->cur_cck_pd_state == CCK_PD_STAGE_LowRssi) { if (rtlpriv->falsealm_cnt.cnt_cck_fail > 800) - dm_digtable.cur_cck_fa_state = + dm_digtable->cur_cck_fa_state = CCK_FA_STAGE_High; else - dm_digtable.cur_cck_fa_state = CCK_FA_STAGE_Low; + dm_digtable->cur_cck_fa_state = CCK_FA_STAGE_Low; - if (dm_digtable.pre_cck_fa_state != - dm_digtable.cur_cck_fa_state) { - if (dm_digtable.cur_cck_fa_state == + if (dm_digtable->pre_cck_fa_state != + dm_digtable->cur_cck_fa_state) { + if (dm_digtable->cur_cck_fa_state == CCK_FA_STAGE_Low) rtl_set_bbreg(hw, RCCK0_CCA, MASKBYTE2, 0x83); @@ -441,8 +447,8 @@ static void rtl92c_dm_cck_packet_detection_thresh(struct ieee80211_hw *hw) rtl_set_bbreg(hw, RCCK0_CCA, MASKBYTE2, 0xcd); - dm_digtable.pre_cck_fa_state = - dm_digtable.cur_cck_fa_state; + dm_digtable->pre_cck_fa_state = + dm_digtable->cur_cck_fa_state; } rtl_set_bbreg(hw, RCCK0_SYSTEM, MASKBYTE1, 0x40); @@ -458,11 +464,11 @@ static void rtl92c_dm_cck_packet_detection_thresh(struct ieee80211_hw *hw) rtl_set_bbreg(hw, RCCK0_FALSEALARMREPORT, MASKBYTE2, 0xd3); } - dm_digtable.pre_cck_pd_state = dm_digtable.cur_cck_pd_state; + dm_digtable->pre_cck_pd_state = dm_digtable->cur_cck_pd_state; } RT_TRACE(rtlpriv, COMP_DIG, DBG_TRACE, "CCKPDStage=%x\n", - dm_digtable.cur_cck_pd_state); + dm_digtable->cur_cck_pd_state); RT_TRACE(rtlpriv, COMP_DIG, DBG_TRACE, "is92C=%x\n", IS_92C_SERIAL(rtlhal->version)); @@ -470,31 +476,34 @@ static void rtl92c_dm_cck_packet_detection_thresh(struct ieee80211_hw *hw) static void rtl92c_dm_ctrl_initgain_by_twoport(struct ieee80211_hw *hw) { + struct rtl_priv *rtlpriv = rtl_priv(hw); + struct dig_t *dm_digtable = &rtlpriv->dm_digtable; struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); if (mac->act_scanning) return; if (mac->link_state >= MAC80211_LINKED) - dm_digtable.cursta_connectctate = DIG_STA_CONNECT; + dm_digtable->cursta_connectctate = DIG_STA_CONNECT; else - dm_digtable.cursta_connectctate = DIG_STA_DISCONNECT; + dm_digtable->cursta_connectctate = DIG_STA_DISCONNECT; rtl92c_dm_initial_gain_sta(hw); rtl92c_dm_initial_gain_multi_sta(hw); rtl92c_dm_cck_packet_detection_thresh(hw); - dm_digtable.presta_connectstate = dm_digtable.cursta_connectctate; + dm_digtable->presta_connectstate = dm_digtable->cursta_connectctate; } static void rtl92c_dm_dig(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); + struct dig_t *dm_digtable = &rtlpriv->dm_digtable; if (rtlpriv->dm.dm_initialgain_enable == false) return; - if (dm_digtable.dig_enable_flag == false) + if (dm_digtable->dig_enable_flag == false) return; rtl92c_dm_ctrl_initgain_by_twoport(hw); @@ -514,23 +523,24 @@ static void rtl92c_dm_init_dynamic_txpower(struct ieee80211_hw *hw) void rtl92c_dm_write_dig(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); + struct dig_t *dm_digtable = &rtlpriv->dm_digtable; RT_TRACE(rtlpriv, COMP_DIG, DBG_LOUD, "cur_igvalue = 0x%x, pre_igvalue = 0x%x, backoff_val = %d\n", - dm_digtable.cur_igvalue, dm_digtable.pre_igvalue, - dm_digtable.backoff_val); + dm_digtable->cur_igvalue, dm_digtable->pre_igvalue, + dm_digtable->backoff_val); - dm_digtable.cur_igvalue += 2; - if (dm_digtable.cur_igvalue > 0x3f) - dm_digtable.cur_igvalue = 0x3f; + dm_digtable->cur_igvalue += 2; + if (dm_digtable->cur_igvalue > 0x3f) + dm_digtable->cur_igvalue = 0x3f; - if (dm_digtable.pre_igvalue != dm_digtable.cur_igvalue) { + if (dm_digtable->pre_igvalue != dm_digtable->cur_igvalue) { rtl_set_bbreg(hw, ROFDM0_XAAGCCORE1, 0x7f, - dm_digtable.cur_igvalue); + dm_digtable->cur_igvalue); rtl_set_bbreg(hw, ROFDM0_XBAGCCORE1, 0x7f, - dm_digtable.cur_igvalue); + dm_digtable->cur_igvalue); - dm_digtable.pre_igvalue = dm_digtable.cur_igvalue; + dm_digtable->pre_igvalue = dm_digtable->cur_igvalue; } } EXPORT_SYMBOL(rtl92c_dm_write_dig); @@ -1223,15 +1233,20 @@ static void rtl92c_dm_refresh_rate_adaptive_mask(struct ieee80211_hw *hw) static void rtl92c_dm_init_dynamic_bb_powersaving(struct ieee80211_hw *hw) { - dm_pstable.pre_ccastate = CCA_MAX; - dm_pstable.cur_ccasate = CCA_MAX; - dm_pstable.pre_rfstate = RF_MAX; - dm_pstable.cur_rfstate = RF_MAX; - dm_pstable.rssi_val_min = 0; + struct rtl_priv *rtlpriv = rtl_priv(hw); + struct ps_t *dm_pstable = &rtlpriv->dm_pstable; + + dm_pstable->pre_ccastate = CCA_MAX; + dm_pstable->cur_ccasate = CCA_MAX; + dm_pstable->pre_rfstate = RF_MAX; + dm_pstable->cur_rfstate = RF_MAX; + dm_pstable->rssi_val_min = 0; } void rtl92c_dm_rf_saving(struct ieee80211_hw *hw, u8 bforce_in_normal) { + struct rtl_priv *rtlpriv = rtl_priv(hw); + struct ps_t *dm_pstable = &rtlpriv->dm_pstable; static u8 initialize; static u32 reg_874, reg_c70, reg_85c, reg_a74; @@ -1251,27 +1266,27 @@ void rtl92c_dm_rf_saving(struct ieee80211_hw *hw, u8 bforce_in_normal) } if (!bforce_in_normal) { - if (dm_pstable.rssi_val_min != 0) { - if (dm_pstable.pre_rfstate == RF_NORMAL) { - if (dm_pstable.rssi_val_min >= 30) - dm_pstable.cur_rfstate = RF_SAVE; + if (dm_pstable->rssi_val_min != 0) { + if (dm_pstable->pre_rfstate == RF_NORMAL) { + if (dm_pstable->rssi_val_min >= 30) + dm_pstable->cur_rfstate = RF_SAVE; else - dm_pstable.cur_rfstate = RF_NORMAL; + dm_pstable->cur_rfstate = RF_NORMAL; } else { - if (dm_pstable.rssi_val_min <= 25) - dm_pstable.cur_rfstate = RF_NORMAL; + if (dm_pstable->rssi_val_min <= 25) + dm_pstable->cur_rfstate = RF_NORMAL; else - dm_pstable.cur_rfstate = RF_SAVE; + dm_pstable->cur_rfstate = RF_SAVE; } } else { - dm_pstable.cur_rfstate = RF_MAX; + dm_pstable->cur_rfstate = RF_MAX; } } else { - dm_pstable.cur_rfstate = RF_NORMAL; + dm_pstable->cur_rfstate = RF_NORMAL; } - if (dm_pstable.pre_rfstate != dm_pstable.cur_rfstate) { - if (dm_pstable.cur_rfstate == RF_SAVE) { + if (dm_pstable->pre_rfstate != dm_pstable->cur_rfstate) { + if (dm_pstable->cur_rfstate == RF_SAVE) { rtl_set_bbreg(hw, RFPGA0_XCD_RFINTERFACESW, 0x1C0000, 0x2); rtl_set_bbreg(hw, ROFDM0_AGCPARAMETER1, BIT(3), 0); @@ -1293,7 +1308,7 @@ void rtl92c_dm_rf_saving(struct ieee80211_hw *hw, u8 bforce_in_normal) rtl_set_bbreg(hw, 0x818, BIT(28), 0x0); } - dm_pstable.pre_rfstate = dm_pstable.cur_rfstate; + dm_pstable->pre_rfstate = dm_pstable->cur_rfstate; } } EXPORT_SYMBOL(rtl92c_dm_rf_saving); @@ -1301,36 +1316,37 @@ EXPORT_SYMBOL(rtl92c_dm_rf_saving); static void rtl92c_dm_dynamic_bb_powersaving(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); + struct ps_t *dm_pstable = &rtlpriv->dm_pstable; struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); if (((mac->link_state == MAC80211_NOLINK)) && (rtlpriv->dm.entry_min_undecoratedsmoothed_pwdb == 0)) { - dm_pstable.rssi_val_min = 0; + dm_pstable->rssi_val_min = 0; RT_TRACE(rtlpriv, DBG_LOUD, DBG_LOUD, "Not connected to any\n"); } if (mac->link_state == MAC80211_LINKED) { if (mac->opmode == NL80211_IFTYPE_ADHOC) { - dm_pstable.rssi_val_min = + dm_pstable->rssi_val_min = rtlpriv->dm.entry_min_undecoratedsmoothed_pwdb; RT_TRACE(rtlpriv, DBG_LOUD, DBG_LOUD, "AP Client PWDB = 0x%lx\n", - dm_pstable.rssi_val_min); + dm_pstable->rssi_val_min); } else { - dm_pstable.rssi_val_min = + dm_pstable->rssi_val_min = rtlpriv->dm.undecorated_smoothed_pwdb; RT_TRACE(rtlpriv, DBG_LOUD, DBG_LOUD, "STA Default Port PWDB = 0x%lx\n", - dm_pstable.rssi_val_min); + dm_pstable->rssi_val_min); } } else { - dm_pstable.rssi_val_min = + dm_pstable->rssi_val_min = rtlpriv->dm.entry_min_undecoratedsmoothed_pwdb; RT_TRACE(rtlpriv, DBG_LOUD, DBG_LOUD, "AP Ext Port PWDB = 0x%lx\n", - dm_pstable.rssi_val_min); + dm_pstable->rssi_val_min); } if (IS_92C_SERIAL(rtlhal->version)) diff --git a/drivers/net/wireless/rtlwifi/rtl8192c/dm_common.h b/drivers/net/wireless/rtlwifi/rtl8192c/dm_common.h index 2178e376188..518e208c018 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192c/dm_common.h +++ b/drivers/net/wireless/rtlwifi/rtl8192c/dm_common.h @@ -91,40 +91,6 @@ #define TX_POWER_NEAR_FIELD_THRESH_LVL2 74 #define TX_POWER_NEAR_FIELD_THRESH_LVL1 67 -struct ps_t { - u8 pre_ccastate; - u8 cur_ccasate; - u8 pre_rfstate; - u8 cur_rfstate; - long rssi_val_min; -}; - -struct dig_t { - u8 dig_enable_flag; - u8 dig_ext_port_stage; - u32 rssi_lowthresh; - u32 rssi_highthresh; - u32 fa_lowthresh; - u32 fa_highthresh; - u8 cursta_connectctate; - u8 presta_connectstate; - u8 curmultista_connectstate; - u8 pre_igvalue; - u8 cur_igvalue; - char backoff_val; - char backoff_val_range_max; - char backoff_val_range_min; - u8 rx_gain_range_max; - u8 rx_gain_range_min; - u8 rssi_val_min; - u8 pre_cck_pd_state; - u8 cur_cck_pd_state; - u8 pre_cck_fa_state; - u8 cur_cck_fa_state; - u8 pre_ccastate; - u8 cur_ccasate; -}; - struct swat_t { u8 failure_cnt; u8 try_flag; @@ -189,7 +155,6 @@ enum dm_dig_connect_e { DIG_CONNECT_MAX }; -extern struct dig_t dm_digtable; void rtl92c_dm_init(struct ieee80211_hw *hw); void rtl92c_dm_watchdog(struct ieee80211_hw *hw); void rtl92c_dm_write_dig(struct ieee80211_hw *hw); diff --git a/drivers/net/wireless/rtlwifi/rtl8192c/phy_common.c b/drivers/net/wireless/rtlwifi/rtl8192c/phy_common.c index 4c016241f34..cdcad7d9f15 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192c/phy_common.c +++ b/drivers/net/wireless/rtlwifi/rtl8192c/phy_common.c @@ -1881,6 +1881,7 @@ void rtl92c_phy_set_io(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_phy *rtlphy = &(rtlpriv->phy); + struct dig_t dm_digtable = rtlpriv->dm_digtable; RT_TRACE(rtlpriv, COMP_CMD, DBG_TRACE, "--->Cmd(%#x), set_io_inprogress(%d)\n", diff --git a/drivers/net/wireless/rtlwifi/rtl8192ce/dm.h b/drivers/net/wireless/rtlwifi/rtl8192ce/dm.h index 26747fa8600..d4a3d032c7b 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192ce/dm.h +++ b/drivers/net/wireless/rtlwifi/rtl8192ce/dm.h @@ -86,40 +86,6 @@ #define TX_POWER_NEAR_FIELD_THRESH_LVL2 74 #define TX_POWER_NEAR_FIELD_THRESH_LVL1 67 -struct ps_t { - u8 pre_ccastate; - u8 cur_ccasate; - u8 pre_rfstate; - u8 cur_rfstate; - long rssi_val_min; -}; - -struct dig_t { - u8 dig_enable_flag; - u8 dig_ext_port_stage; - u32 rssi_lowthresh; - u32 rssi_highthresh; - u32 fa_lowthresh; - u32 fa_highthresh; - u8 cursta_connectctate; - u8 presta_connectstate; - u8 curmultista_connectstate; - u8 pre_igvalue; - u8 cur_igvalue; - char backoff_val; - char backoff_val_range_max; - char backoff_val_range_min; - u8 rx_gain_range_max; - u8 rx_gain_range_min; - u8 rssi_val_min; - u8 pre_cck_pd_state; - u8 cur_cck_pd_state; - u8 pre_cck_fa_state; - u8 cur_cck_fa_state; - u8 pre_ccastate; - u8 cur_ccasate; -}; - struct swat_t { u8 failure_cnt; u8 try_flag; @@ -184,7 +150,6 @@ enum dm_dig_connect_e { DIG_CONNECT_MAX }; -extern struct dig_t dm_digtable; void rtl92c_dm_init(struct ieee80211_hw *hw); void rtl92c_dm_watchdog(struct ieee80211_hw *hw); void rtl92c_dm_write_dig(struct ieee80211_hw *hw); diff --git a/drivers/net/wireless/rtlwifi/rtl8192de/dm.c b/drivers/net/wireless/rtlwifi/rtl8192de/dm.c index 4737018c9da..a7d63a84551 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192de/dm.c +++ b/drivers/net/wireless/rtlwifi/rtl8192de/dm.c @@ -37,8 +37,6 @@ #define UNDEC_SM_PWDB entry_min_undecoratedsmoothed_pwdb -struct dig_t de_digtable; - static const u32 ofdmswing_table[OFDM_TABLE_SIZE_92D] = { 0x7f8001fe, /* 0, +6.0dB */ 0x788001e2, /* 1, +5.5dB */ @@ -159,27 +157,30 @@ static const u8 cckswing_table_ch14[CCK_TABLE_SIZE][8] = { static void rtl92d_dm_diginit(struct ieee80211_hw *hw) { - de_digtable.dig_enable_flag = true; - de_digtable.dig_ext_port_stage = DIG_EXT_PORT_STAGE_MAX; - de_digtable.cur_igvalue = 0x20; - de_digtable.pre_igvalue = 0x0; - de_digtable.cursta_connectctate = DIG_STA_DISCONNECT; - de_digtable.presta_connectstate = DIG_STA_DISCONNECT; - de_digtable.curmultista_connectstate = DIG_MULTISTA_DISCONNECT; - de_digtable.rssi_lowthresh = DM_DIG_THRESH_LOW; - de_digtable.rssi_highthresh = DM_DIG_THRESH_HIGH; - de_digtable.fa_lowthresh = DM_FALSEALARM_THRESH_LOW; - de_digtable.fa_highthresh = DM_FALSEALARM_THRESH_HIGH; - de_digtable.rx_gain_range_max = DM_DIG_FA_UPPER; - de_digtable.rx_gain_range_min = DM_DIG_FA_LOWER; - de_digtable.backoff_val = DM_DIG_BACKOFF_DEFAULT; - de_digtable.backoff_val_range_max = DM_DIG_BACKOFF_MAX; - de_digtable.backoff_val_range_min = DM_DIG_BACKOFF_MIN; - de_digtable.pre_cck_pd_state = CCK_PD_STAGE_LOWRSSI; - de_digtable.cur_cck_pd_state = CCK_PD_STAGE_MAX; - de_digtable.large_fa_hit = 0; - de_digtable.recover_cnt = 0; - de_digtable.forbidden_igi = DM_DIG_FA_LOWER; + struct rtl_priv *rtlpriv = rtl_priv(hw); + struct dig_t *de_digtable = &rtlpriv->dm_digtable; + + de_digtable->dig_enable_flag = true; + de_digtable->dig_ext_port_stage = DIG_EXT_PORT_STAGE_MAX; + de_digtable->cur_igvalue = 0x20; + de_digtable->pre_igvalue = 0x0; + de_digtable->cursta_connectctate = DIG_STA_DISCONNECT; + de_digtable->presta_connectstate = DIG_STA_DISCONNECT; + de_digtable->curmultista_connectstate = DIG_MULTISTA_DISCONNECT; + de_digtable->rssi_lowthresh = DM_DIG_THRESH_LOW; + de_digtable->rssi_highthresh = DM_DIG_THRESH_HIGH; + de_digtable->fa_lowthresh = DM_FALSEALARM_THRESH_LOW; + de_digtable->fa_highthresh = DM_FALSEALARM_THRESH_HIGH; + de_digtable->rx_gain_range_max = DM_DIG_FA_UPPER; + de_digtable->rx_gain_range_min = DM_DIG_FA_LOWER; + de_digtable->backoff_val = DM_DIG_BACKOFF_DEFAULT; + de_digtable->backoff_val_range_max = DM_DIG_BACKOFF_MAX; + de_digtable->backoff_val_range_min = DM_DIG_BACKOFF_MIN; + de_digtable->pre_cck_pd_state = CCK_PD_STAGE_LOWRSSI; + de_digtable->cur_cck_pd_state = CCK_PD_STAGE_MAX; + de_digtable->large_fa_hit = 0; + de_digtable->recover_cnt = 0; + de_digtable->forbidden_igi = DM_DIG_FA_LOWER; } static void rtl92d_dm_false_alarm_counter_statistics(struct ieee80211_hw *hw) @@ -266,68 +267,70 @@ static void rtl92d_dm_false_alarm_counter_statistics(struct ieee80211_hw *hw) static void rtl92d_dm_find_minimum_rssi(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); + struct dig_t *de_digtable = &rtlpriv->dm_digtable; struct rtl_mac *mac = rtl_mac(rtlpriv); /* Determine the minimum RSSI */ if ((mac->link_state < MAC80211_LINKED) && (rtlpriv->dm.UNDEC_SM_PWDB == 0)) { - de_digtable.min_undecorated_pwdb_for_dm = 0; + de_digtable->min_undecorated_pwdb_for_dm = 0; RT_TRACE(rtlpriv, COMP_BB_POWERSAVING, DBG_LOUD, "Not connected to any\n"); } if (mac->link_state >= MAC80211_LINKED) { if (mac->opmode == NL80211_IFTYPE_AP || mac->opmode == NL80211_IFTYPE_ADHOC) { - de_digtable.min_undecorated_pwdb_for_dm = + de_digtable->min_undecorated_pwdb_for_dm = rtlpriv->dm.UNDEC_SM_PWDB; RT_TRACE(rtlpriv, COMP_BB_POWERSAVING, DBG_LOUD, "AP Client PWDB = 0x%lx\n", rtlpriv->dm.UNDEC_SM_PWDB); } else { - de_digtable.min_undecorated_pwdb_for_dm = + de_digtable->min_undecorated_pwdb_for_dm = rtlpriv->dm.undecorated_smoothed_pwdb; RT_TRACE(rtlpriv, COMP_BB_POWERSAVING, DBG_LOUD, "STA Default Port PWDB = 0x%x\n", - de_digtable.min_undecorated_pwdb_for_dm); + de_digtable->min_undecorated_pwdb_for_dm); } } else { - de_digtable.min_undecorated_pwdb_for_dm = + de_digtable->min_undecorated_pwdb_for_dm = rtlpriv->dm.UNDEC_SM_PWDB; RT_TRACE(rtlpriv, COMP_BB_POWERSAVING, DBG_LOUD, "AP Ext Port or disconnect PWDB = 0x%x\n", - de_digtable.min_undecorated_pwdb_for_dm); + de_digtable->min_undecorated_pwdb_for_dm); } RT_TRACE(rtlpriv, COMP_DIG, DBG_LOUD, "MinUndecoratedPWDBForDM =%d\n", - de_digtable.min_undecorated_pwdb_for_dm); + de_digtable->min_undecorated_pwdb_for_dm); } static void rtl92d_dm_cck_packet_detection_thresh(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); + struct dig_t *de_digtable = &rtlpriv->dm_digtable; unsigned long flag = 0; - if (de_digtable.cursta_connectctate == DIG_STA_CONNECT) { - if (de_digtable.pre_cck_pd_state == CCK_PD_STAGE_LOWRSSI) { - if (de_digtable.min_undecorated_pwdb_for_dm <= 25) - de_digtable.cur_cck_pd_state = + if (de_digtable->cursta_connectctate == DIG_STA_CONNECT) { + if (de_digtable->pre_cck_pd_state == CCK_PD_STAGE_LOWRSSI) { + if (de_digtable->min_undecorated_pwdb_for_dm <= 25) + de_digtable->cur_cck_pd_state = CCK_PD_STAGE_LOWRSSI; else - de_digtable.cur_cck_pd_state = + de_digtable->cur_cck_pd_state = CCK_PD_STAGE_HIGHRSSI; } else { - if (de_digtable.min_undecorated_pwdb_for_dm <= 20) - de_digtable.cur_cck_pd_state = + if (de_digtable->min_undecorated_pwdb_for_dm <= 20) + de_digtable->cur_cck_pd_state = CCK_PD_STAGE_LOWRSSI; else - de_digtable.cur_cck_pd_state = + de_digtable->cur_cck_pd_state = CCK_PD_STAGE_HIGHRSSI; } } else { - de_digtable.cur_cck_pd_state = CCK_PD_STAGE_LOWRSSI; + de_digtable->cur_cck_pd_state = CCK_PD_STAGE_LOWRSSI; } - if (de_digtable.pre_cck_pd_state != de_digtable.cur_cck_pd_state) { - if (de_digtable.cur_cck_pd_state == CCK_PD_STAGE_LOWRSSI) { + if (de_digtable->pre_cck_pd_state != de_digtable->cur_cck_pd_state) { + if (de_digtable->cur_cck_pd_state == CCK_PD_STAGE_LOWRSSI) { rtl92d_acquire_cckandrw_pagea_ctl(hw, &flag); rtl_set_bbreg(hw, RCCK0_CCA, BMASKBYTE2, 0x83); rtl92d_release_cckandrw_pagea_ctl(hw, &flag); @@ -336,13 +339,13 @@ static void rtl92d_dm_cck_packet_detection_thresh(struct ieee80211_hw *hw) rtl_set_bbreg(hw, RCCK0_CCA, BMASKBYTE2, 0xcd); rtl92d_release_cckandrw_pagea_ctl(hw, &flag); } - de_digtable.pre_cck_pd_state = de_digtable.cur_cck_pd_state; + de_digtable->pre_cck_pd_state = de_digtable->cur_cck_pd_state; } RT_TRACE(rtlpriv, COMP_DIG, DBG_LOUD, "CurSTAConnectState=%s\n", - de_digtable.cursta_connectctate == DIG_STA_CONNECT ? + de_digtable->cursta_connectctate == DIG_STA_CONNECT ? "DIG_STA_CONNECT " : "DIG_STA_DISCONNECT"); RT_TRACE(rtlpriv, COMP_DIG, DBG_LOUD, "CCKPDStage=%s\n", - de_digtable.cur_cck_pd_state == CCK_PD_STAGE_LOWRSSI ? + de_digtable->cur_cck_pd_state == CCK_PD_STAGE_LOWRSSI ? "Low RSSI " : "High RSSI "); RT_TRACE(rtlpriv, COMP_DIG, DBG_LOUD, "is92d single phy =%x\n", IS_92D_SINGLEPHY(rtlpriv->rtlhal.version)); @@ -352,37 +355,40 @@ static void rtl92d_dm_cck_packet_detection_thresh(struct ieee80211_hw *hw) void rtl92d_dm_write_dig(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); + struct dig_t *de_digtable = &rtlpriv->dm_digtable; RT_TRACE(rtlpriv, COMP_DIG, DBG_LOUD, "cur_igvalue = 0x%x, pre_igvalue = 0x%x, backoff_val = %d\n", - de_digtable.cur_igvalue, de_digtable.pre_igvalue, - de_digtable.backoff_val); - if (de_digtable.dig_enable_flag == false) { + de_digtable->cur_igvalue, de_digtable->pre_igvalue, + de_digtable->backoff_val); + if (de_digtable->dig_enable_flag == false) { RT_TRACE(rtlpriv, COMP_DIG, DBG_LOUD, "DIG is disabled\n"); - de_digtable.pre_igvalue = 0x17; + de_digtable->pre_igvalue = 0x17; return; } - if (de_digtable.pre_igvalue != de_digtable.cur_igvalue) { + if (de_digtable->pre_igvalue != de_digtable->cur_igvalue) { rtl_set_bbreg(hw, ROFDM0_XAAGCCORE1, 0x7f, - de_digtable.cur_igvalue); + de_digtable->cur_igvalue); rtl_set_bbreg(hw, ROFDM0_XBAGCCORE1, 0x7f, - de_digtable.cur_igvalue); - de_digtable.pre_igvalue = de_digtable.cur_igvalue; + de_digtable->cur_igvalue); + de_digtable->pre_igvalue = de_digtable->cur_igvalue; } } static void rtl92d_early_mode_enabled(struct rtl_priv *rtlpriv) { + struct dig_t *de_digtable = &rtlpriv->dm_digtable; + if ((rtlpriv->mac80211.link_state >= MAC80211_LINKED) && (rtlpriv->mac80211.vendor == PEER_CISCO)) { RT_TRACE(rtlpriv, COMP_DIG, DBG_LOUD, "IOT_PEER = CISCO\n"); - if (de_digtable.last_min_undecorated_pwdb_for_dm >= 50 - && de_digtable.min_undecorated_pwdb_for_dm < 50) { + if (de_digtable->last_min_undecorated_pwdb_for_dm >= 50 + && de_digtable->min_undecorated_pwdb_for_dm < 50) { rtl_write_byte(rtlpriv, REG_EARLY_MODE_CONTROL, 0x00); RT_TRACE(rtlpriv, COMP_DIG, DBG_LOUD, "Early Mode Off\n"); - } else if (de_digtable.last_min_undecorated_pwdb_for_dm <= 55 && - de_digtable.min_undecorated_pwdb_for_dm > 55) { + } else if (de_digtable->last_min_undecorated_pwdb_for_dm <= 55 && + de_digtable->min_undecorated_pwdb_for_dm > 55) { rtl_write_byte(rtlpriv, REG_EARLY_MODE_CONTROL, 0x0f); RT_TRACE(rtlpriv, COMP_DIG, DBG_LOUD, "Early Mode On\n"); @@ -396,14 +402,15 @@ static void rtl92d_early_mode_enabled(struct rtl_priv *rtlpriv) static void rtl92d_dm_dig(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); - u8 value_igi = de_digtable.cur_igvalue; + struct dig_t *de_digtable = &rtlpriv->dm_digtable; + u8 value_igi = de_digtable->cur_igvalue; struct false_alarm_statistics *falsealm_cnt = &(rtlpriv->falsealm_cnt); RT_TRACE(rtlpriv, COMP_DIG, DBG_LOUD, "==>\n"); if (rtlpriv->rtlhal.earlymode_enable) { rtl92d_early_mode_enabled(rtlpriv); - de_digtable.last_min_undecorated_pwdb_for_dm = - de_digtable.min_undecorated_pwdb_for_dm; + de_digtable->last_min_undecorated_pwdb_for_dm = + de_digtable->min_undecorated_pwdb_for_dm; } if (!rtlpriv->dm.dm_initialgain_enable) return; @@ -421,9 +428,9 @@ static void rtl92d_dm_dig(struct ieee80211_hw *hw) RT_TRACE(rtlpriv, COMP_DIG, DBG_LOUD, "progress\n"); /* Decide the current status and if modify initial gain or not */ if (rtlpriv->mac80211.link_state >= MAC80211_LINKED) - de_digtable.cursta_connectctate = DIG_STA_CONNECT; + de_digtable->cursta_connectctate = DIG_STA_CONNECT; else - de_digtable.cursta_connectctate = DIG_STA_DISCONNECT; + de_digtable->cursta_connectctate = DIG_STA_DISCONNECT; /* adjust initial gain according to false alarm counter */ if (falsealm_cnt->cnt_all < DM_DIG_FA_TH0) @@ -436,64 +443,64 @@ static void rtl92d_dm_dig(struct ieee80211_hw *hw) value_igi += 2; RT_TRACE(rtlpriv, COMP_DIG, DBG_LOUD, "dm_DIG() Before: large_fa_hit=%d, forbidden_igi=%x\n", - de_digtable.large_fa_hit, de_digtable.forbidden_igi); + de_digtable->large_fa_hit, de_digtable->forbidden_igi); RT_TRACE(rtlpriv, COMP_DIG, DBG_LOUD, "dm_DIG() Before: Recover_cnt=%d, rx_gain_range_min=%x\n", - de_digtable.recover_cnt, de_digtable.rx_gain_range_min); + de_digtable->recover_cnt, de_digtable->rx_gain_range_min); /* deal with abnorally large false alarm */ if (falsealm_cnt->cnt_all > 10000) { RT_TRACE(rtlpriv, COMP_DIG, DBG_LOUD, "dm_DIG(): Abnormally false alarm case\n"); - de_digtable.large_fa_hit++; - if (de_digtable.forbidden_igi < de_digtable.cur_igvalue) { - de_digtable.forbidden_igi = de_digtable.cur_igvalue; - de_digtable.large_fa_hit = 1; + de_digtable->large_fa_hit++; + if (de_digtable->forbidden_igi < de_digtable->cur_igvalue) { + de_digtable->forbidden_igi = de_digtable->cur_igvalue; + de_digtable->large_fa_hit = 1; } - if (de_digtable.large_fa_hit >= 3) { - if ((de_digtable.forbidden_igi + 1) > DM_DIG_MAX) - de_digtable.rx_gain_range_min = DM_DIG_MAX; + if (de_digtable->large_fa_hit >= 3) { + if ((de_digtable->forbidden_igi + 1) > DM_DIG_MAX) + de_digtable->rx_gain_range_min = DM_DIG_MAX; else - de_digtable.rx_gain_range_min = - (de_digtable.forbidden_igi + 1); - de_digtable.recover_cnt = 3600; /* 3600=2hr */ + de_digtable->rx_gain_range_min = + (de_digtable->forbidden_igi + 1); + de_digtable->recover_cnt = 3600; /* 3600=2hr */ } } else { /* Recovery mechanism for IGI lower bound */ - if (de_digtable.recover_cnt != 0) { - de_digtable.recover_cnt--; + if (de_digtable->recover_cnt != 0) { + de_digtable->recover_cnt--; } else { - if (de_digtable.large_fa_hit == 0) { - if ((de_digtable.forbidden_igi - 1) < + if (de_digtable->large_fa_hit == 0) { + if ((de_digtable->forbidden_igi - 1) < DM_DIG_FA_LOWER) { - de_digtable.forbidden_igi = + de_digtable->forbidden_igi = DM_DIG_FA_LOWER; - de_digtable.rx_gain_range_min = + de_digtable->rx_gain_range_min = DM_DIG_FA_LOWER; } else { - de_digtable.forbidden_igi--; - de_digtable.rx_gain_range_min = - (de_digtable.forbidden_igi + 1); + de_digtable->forbidden_igi--; + de_digtable->rx_gain_range_min = + (de_digtable->forbidden_igi + 1); } - } else if (de_digtable.large_fa_hit == 3) { - de_digtable.large_fa_hit = 0; + } else if (de_digtable->large_fa_hit == 3) { + de_digtable->large_fa_hit = 0; } } } RT_TRACE(rtlpriv, COMP_DIG, DBG_LOUD, "dm_DIG() After: large_fa_hit=%d, forbidden_igi=%x\n", - de_digtable.large_fa_hit, de_digtable.forbidden_igi); + de_digtable->large_fa_hit, de_digtable->forbidden_igi); RT_TRACE(rtlpriv, COMP_DIG, DBG_LOUD, "dm_DIG() After: recover_cnt=%d, rx_gain_range_min=%x\n", - de_digtable.recover_cnt, de_digtable.rx_gain_range_min); + de_digtable->recover_cnt, de_digtable->rx_gain_range_min); if (value_igi > DM_DIG_MAX) value_igi = DM_DIG_MAX; - else if (value_igi < de_digtable.rx_gain_range_min) - value_igi = de_digtable.rx_gain_range_min; - de_digtable.cur_igvalue = value_igi; + else if (value_igi < de_digtable->rx_gain_range_min) + value_igi = de_digtable->rx_gain_range_min; + de_digtable->cur_igvalue = value_igi; rtl92d_dm_write_dig(hw); if (rtlpriv->rtlhal.current_bandtype != BAND_ON_5G) rtl92d_dm_cck_packet_detection_thresh(hw); diff --git a/drivers/net/wireless/rtlwifi/rtl8192de/dm.h b/drivers/net/wireless/rtlwifi/rtl8192de/dm.h index 91030ec8ac3..3fea0c11c24 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192de/dm.h +++ b/drivers/net/wireless/rtlwifi/rtl8192de/dm.h @@ -87,55 +87,6 @@ #define TX_POWER_NEAR_FIELD_THRESH_LVL1 67 #define INDEX_MAPPING_NUM 13 -struct ps_t { - u8 pre_ccastate; - u8 cur_ccasate; - - u8 pre_rfstate; - u8 cur_rfstate; - - long rssi_val_min; -}; - -struct dig_t { - u8 dig_enable_flag; - u8 dig_ext_port_stage; - - u32 rssi_lowthresh; - u32 rssi_highthresh; - - u32 fa_lowthresh; - u32 fa_highthresh; - - u8 cursta_connectctate; - u8 presta_connectstate; - u8 curmultista_connectstate; - - u8 pre_igvalue; - u8 cur_igvalue; - - char backoff_val; - char backoff_val_range_max; - char backoff_val_range_min; - u8 rx_gain_range_max; - u8 rx_gain_range_min; - u8 min_undecorated_pwdb_for_dm; - long last_min_undecorated_pwdb_for_dm; - - u8 pre_cck_pd_state; - u8 cur_cck_pd_state; - - u8 pre_cck_fa_state; - u8 cur_cck_fa_state; - - u8 pre_ccastate; - u8 cur_ccasate; - - u8 large_fa_hit; - u8 forbidden_igi; - u32 recover_cnt; -}; - struct swat { u8 failure_cnt; u8 try_flag; @@ -200,8 +151,6 @@ enum dm_dig_connect { DIG_CONNECT_MAX }; -extern struct dig_t de_digtable; - void rtl92d_dm_init(struct ieee80211_hw *hw); void rtl92d_dm_watchdog(struct ieee80211_hw *hw); void rtl92d_dm_init_edca_turbo(struct ieee80211_hw *hw); diff --git a/drivers/net/wireless/rtlwifi/rtl8192de/phy.c b/drivers/net/wireless/rtlwifi/rtl8192de/phy.c index 28fc5fb8057..18380a7829f 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192de/phy.c +++ b/drivers/net/wireless/rtlwifi/rtl8192de/phy.c @@ -3064,6 +3064,7 @@ u8 rtl92d_phy_sw_chnl(struct ieee80211_hw *hw) static void rtl92d_phy_set_io(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); + struct dig_t *de_digtable = &rtlpriv->dm_digtable; struct rtl_phy *rtlphy = &(rtlpriv->phy); RT_TRACE(rtlpriv, COMP_CMD, DBG_TRACE, @@ -3071,13 +3072,13 @@ static void rtl92d_phy_set_io(struct ieee80211_hw *hw) rtlphy->current_io_type, rtlphy->set_io_inprogress); switch (rtlphy->current_io_type) { case IO_CMD_RESUME_DM_BY_SCAN: - de_digtable.cur_igvalue = rtlphy->initgain_backup.xaagccore1; + de_digtable->cur_igvalue = rtlphy->initgain_backup.xaagccore1; rtl92d_dm_write_dig(hw); rtl92d_phy_set_txpower_level(hw, rtlphy->current_channel); break; case IO_CMD_PAUSE_DM_BY_SCAN: - rtlphy->initgain_backup.xaagccore1 = de_digtable.cur_igvalue; - de_digtable.cur_igvalue = 0x37; + rtlphy->initgain_backup.xaagccore1 = de_digtable->cur_igvalue; + de_digtable->cur_igvalue = 0x37; rtl92d_dm_write_dig(hw); break; default: diff --git a/drivers/net/wireless/rtlwifi/rtl8192se/dm.c b/drivers/net/wireless/rtlwifi/rtl8192se/dm.c index fbabae17259..2e1158026fb 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192se/dm.c +++ b/drivers/net/wireless/rtlwifi/rtl8192se/dm.c @@ -35,7 +35,6 @@ #include "dm.h" #include "fw.h" -struct dig_t digtable; static const u32 edca_setting_dl[PEER_MAX] = { 0xa44f, /* 0 UNKNOWN */ 0x5ea44f, /* 1 REALTEK_90 */ @@ -421,62 +420,64 @@ static void _rtl92s_dm_false_alarm_counter_statistics(struct ieee80211_hw *hw) static void rtl92s_backoff_enable_flag(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); + struct dig_t *digtable = &rtlpriv->dm_digtable; struct false_alarm_statistics *falsealm_cnt = &(rtlpriv->falsealm_cnt); - if (falsealm_cnt->cnt_all > digtable.fa_highthresh) { - if ((digtable.backoff_val - 6) < - digtable.backoffval_range_min) - digtable.backoff_val = digtable.backoffval_range_min; + if (falsealm_cnt->cnt_all > digtable->fa_highthresh) { + if ((digtable->backoff_val - 6) < + digtable->backoffval_range_min) + digtable->backoff_val = digtable->backoffval_range_min; else - digtable.backoff_val -= 6; - } else if (falsealm_cnt->cnt_all < digtable.fa_lowthresh) { - if ((digtable.backoff_val + 6) > - digtable.backoffval_range_max) - digtable.backoff_val = - digtable.backoffval_range_max; + digtable->backoff_val -= 6; + } else if (falsealm_cnt->cnt_all < digtable->fa_lowthresh) { + if ((digtable->backoff_val + 6) > + digtable->backoffval_range_max) + digtable->backoff_val = + digtable->backoffval_range_max; else - digtable.backoff_val += 6; + digtable->backoff_val += 6; } } static void _rtl92s_dm_initial_gain_sta_beforeconnect(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); + struct dig_t *digtable = &rtlpriv->dm_digtable; struct false_alarm_statistics *falsealm_cnt = &(rtlpriv->falsealm_cnt); static u8 initialized, force_write; u8 initial_gain = 0; - if ((digtable.pre_sta_connectstate == digtable.cur_sta_connectstate) || - (digtable.cur_sta_connectstate == DIG_STA_BEFORE_CONNECT)) { - if (digtable.cur_sta_connectstate == DIG_STA_BEFORE_CONNECT) { + if ((digtable->pre_sta_connectstate == digtable->cur_sta_connectstate) || + (digtable->cur_sta_connectstate == DIG_STA_BEFORE_CONNECT)) { + if (digtable->cur_sta_connectstate == DIG_STA_BEFORE_CONNECT) { if (rtlpriv->psc.rfpwr_state != ERFON) return; - if (digtable.backoff_enable_flag) + if (digtable->backoff_enable_flag) rtl92s_backoff_enable_flag(hw); else - digtable.backoff_val = DM_DIG_BACKOFF; - - if ((digtable.rssi_val + 10 - digtable.backoff_val) > - digtable.rx_gain_range_max) - digtable.cur_igvalue = - digtable.rx_gain_range_max; - else if ((digtable.rssi_val + 10 - digtable.backoff_val) - < digtable.rx_gain_range_min) - digtable.cur_igvalue = - digtable.rx_gain_range_min; + digtable->backoff_val = DM_DIG_BACKOFF; + + if ((digtable->rssi_val + 10 - digtable->backoff_val) > + digtable->rx_gain_range_max) + digtable->cur_igvalue = + digtable->rx_gain_range_max; + else if ((digtable->rssi_val + 10 - digtable->backoff_val) + < digtable->rx_gain_range_min) + digtable->cur_igvalue = + digtable->rx_gain_range_min; else - digtable.cur_igvalue = digtable.rssi_val + 10 - - digtable.backoff_val; + digtable->cur_igvalue = digtable->rssi_val + 10 - + digtable->backoff_val; if (falsealm_cnt->cnt_all > 10000) - digtable.cur_igvalue = - (digtable.cur_igvalue > 0x33) ? - digtable.cur_igvalue : 0x33; + digtable->cur_igvalue = + (digtable->cur_igvalue > 0x33) ? + digtable->cur_igvalue : 0x33; if (falsealm_cnt->cnt_all > 16000) - digtable.cur_igvalue = - digtable.rx_gain_range_max; + digtable->cur_igvalue = + digtable->rx_gain_range_max; /* connected -> connected or disconnected -> disconnected */ } else { /* Firmware control DIG, do nothing in driver dm */ @@ -486,31 +487,31 @@ static void _rtl92s_dm_initial_gain_sta_beforeconnect(struct ieee80211_hw *hw) * disconnected or beforeconnect->(dis)connected */ } else { /* Enable FW DIG */ - digtable.dig_ext_port_stage = DIG_EXT_PORT_STAGE_MAX; + digtable->dig_ext_port_stage = DIG_EXT_PORT_STAGE_MAX; rtl92s_phy_set_fw_cmd(hw, FW_CMD_DIG_ENABLE); - digtable.backoff_val = DM_DIG_BACKOFF; - digtable.cur_igvalue = rtlpriv->phy.default_initialgain[0]; - digtable.pre_igvalue = 0; + digtable->backoff_val = DM_DIG_BACKOFF; + digtable->cur_igvalue = rtlpriv->phy.default_initialgain[0]; + digtable->pre_igvalue = 0; return; } /* Forced writing to prevent from fw-dig overwriting. */ - if (digtable.pre_igvalue != rtl_get_bbreg(hw, ROFDM0_XAAGCCORE1, + if (digtable->pre_igvalue != rtl_get_bbreg(hw, ROFDM0_XAAGCCORE1, MASKBYTE0)) force_write = 1; - if ((digtable.pre_igvalue != digtable.cur_igvalue) || + if ((digtable->pre_igvalue != digtable->cur_igvalue) || !initialized || force_write) { /* Disable FW DIG */ rtl92s_phy_set_fw_cmd(hw, FW_CMD_DIG_DISABLE); - initial_gain = (u8)digtable.cur_igvalue; + initial_gain = (u8)digtable->cur_igvalue; /* Set initial gain. */ rtl_set_bbreg(hw, ROFDM0_XAAGCCORE1, MASKBYTE0, initial_gain); rtl_set_bbreg(hw, ROFDM0_XBAGCCORE1, MASKBYTE0, initial_gain); - digtable.pre_igvalue = digtable.cur_igvalue; + digtable->pre_igvalue = digtable->cur_igvalue; initialized = 1; force_write = 0; } @@ -519,6 +520,7 @@ static void _rtl92s_dm_initial_gain_sta_beforeconnect(struct ieee80211_hw *hw) static void _rtl92s_dm_ctrl_initgain_bytwoport(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); + struct dig_t *digtable = &rtlpriv->dm_digtable; if (rtlpriv->mac80211.act_scanning) return; @@ -526,17 +528,17 @@ static void _rtl92s_dm_ctrl_initgain_bytwoport(struct ieee80211_hw *hw) /* Decide the current status and if modify initial gain or not */ if (rtlpriv->mac80211.link_state >= MAC80211_LINKED || rtlpriv->mac80211.opmode == NL80211_IFTYPE_ADHOC) - digtable.cur_sta_connectstate = DIG_STA_CONNECT; + digtable->cur_sta_connectstate = DIG_STA_CONNECT; else - digtable.cur_sta_connectstate = DIG_STA_DISCONNECT; + digtable->cur_sta_connectstate = DIG_STA_DISCONNECT; - digtable.rssi_val = rtlpriv->dm.undecorated_smoothed_pwdb; + digtable->rssi_val = rtlpriv->dm.undecorated_smoothed_pwdb; /* Change dig mode to rssi */ - if (digtable.cur_sta_connectstate != DIG_STA_DISCONNECT) { - if (digtable.dig_twoport_algorithm == + if (digtable->cur_sta_connectstate != DIG_STA_DISCONNECT) { + if (digtable->dig_twoport_algorithm == DIG_TWO_PORT_ALGO_FALSE_ALARM) { - digtable.dig_twoport_algorithm = DIG_TWO_PORT_ALGO_RSSI; + digtable->dig_twoport_algorithm = DIG_TWO_PORT_ALGO_RSSI; rtl92s_phy_set_fw_cmd(hw, FW_CMD_DIG_MODE_SS); } } @@ -544,13 +546,14 @@ static void _rtl92s_dm_ctrl_initgain_bytwoport(struct ieee80211_hw *hw) _rtl92s_dm_false_alarm_counter_statistics(hw); _rtl92s_dm_initial_gain_sta_beforeconnect(hw); - digtable.pre_sta_connectstate = digtable.cur_sta_connectstate; + digtable->pre_sta_connectstate = digtable->cur_sta_connectstate; } static void _rtl92s_dm_ctrl_initgain_byrssi(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_phy *rtlphy = &(rtlpriv->phy); + struct dig_t *digtable = &rtlpriv->dm_digtable; /* 2T2R TP issue */ if (rtlphy->rf_type == RF_2T2R) @@ -559,7 +562,7 @@ static void _rtl92s_dm_ctrl_initgain_byrssi(struct ieee80211_hw *hw) if (!rtlpriv->dm.dm_initialgain_enable) return; - if (digtable.dig_enable_flag == false) + if (digtable->dig_enable_flag == false) return; _rtl92s_dm_ctrl_initgain_bytwoport(hw); @@ -639,51 +642,52 @@ static void _rtl92s_dm_dynamic_txpower(struct ieee80211_hw *hw) static void _rtl92s_dm_init_dig(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); + struct dig_t *digtable = &rtlpriv->dm_digtable; /* Disable DIG scheme now.*/ - digtable.dig_enable_flag = true; - digtable.backoff_enable_flag = true; + digtable->dig_enable_flag = true; + digtable->backoff_enable_flag = true; if ((rtlpriv->dm.dm_type == DM_TYPE_BYDRIVER) && (hal_get_firmwareversion(rtlpriv) >= 0x3c)) - digtable.dig_algorithm = DIG_ALGO_BY_TOW_PORT; + digtable->dig_algorithm = DIG_ALGO_BY_TOW_PORT; else - digtable.dig_algorithm = + digtable->dig_algorithm = DIG_ALGO_BEFORE_CONNECT_BY_RSSI_AND_ALARM; - digtable.dig_twoport_algorithm = DIG_TWO_PORT_ALGO_RSSI; - digtable.dig_ext_port_stage = DIG_EXT_PORT_STAGE_MAX; - /* off=by real rssi value, on=by digtable.rssi_val for new dig */ - digtable.dig_dbgmode = DM_DBG_OFF; - digtable.dig_slgorithm_switch = 0; + digtable->dig_twoport_algorithm = DIG_TWO_PORT_ALGO_RSSI; + digtable->dig_ext_port_stage = DIG_EXT_PORT_STAGE_MAX; + /* off=by real rssi value, on=by digtable->rssi_val for new dig */ + digtable->dig_dbgmode = DM_DBG_OFF; + digtable->dig_slgorithm_switch = 0; /* 2007/10/04 MH Define init gain threshol. */ - digtable.dig_state = DM_STA_DIG_MAX; - digtable.dig_highpwrstate = DM_STA_DIG_MAX; + digtable->dig_state = DM_STA_DIG_MAX; + digtable->dig_highpwrstate = DM_STA_DIG_MAX; - digtable.cur_sta_connectstate = DIG_STA_DISCONNECT; - digtable.pre_sta_connectstate = DIG_STA_DISCONNECT; - digtable.cur_ap_connectstate = DIG_AP_DISCONNECT; - digtable.pre_ap_connectstate = DIG_AP_DISCONNECT; + digtable->cur_sta_connectstate = DIG_STA_DISCONNECT; + digtable->pre_sta_connectstate = DIG_STA_DISCONNECT; + digtable->cur_ap_connectstate = DIG_AP_DISCONNECT; + digtable->pre_ap_connectstate = DIG_AP_DISCONNECT; - digtable.rssi_lowthresh = DM_DIG_THRESH_LOW; - digtable.rssi_highthresh = DM_DIG_THRESH_HIGH; + digtable->rssi_lowthresh = DM_DIG_THRESH_LOW; + digtable->rssi_highthresh = DM_DIG_THRESH_HIGH; - digtable.fa_lowthresh = DM_FALSEALARM_THRESH_LOW; - digtable.fa_highthresh = DM_FALSEALARM_THRESH_HIGH; + digtable->fa_lowthresh = DM_FALSEALARM_THRESH_LOW; + digtable->fa_highthresh = DM_FALSEALARM_THRESH_HIGH; - digtable.rssi_highpower_lowthresh = DM_DIG_HIGH_PWR_THRESH_LOW; - digtable.rssi_highpower_highthresh = DM_DIG_HIGH_PWR_THRESH_HIGH; + digtable->rssi_highpower_lowthresh = DM_DIG_HIGH_PWR_THRESH_LOW; + digtable->rssi_highpower_highthresh = DM_DIG_HIGH_PWR_THRESH_HIGH; /* for dig debug rssi value */ - digtable.rssi_val = 50; - digtable.backoff_val = DM_DIG_BACKOFF; - digtable.rx_gain_range_max = DM_DIG_MAX; + digtable->rssi_val = 50; + digtable->backoff_val = DM_DIG_BACKOFF; + digtable->rx_gain_range_max = DM_DIG_MAX; - digtable.rx_gain_range_min = DM_DIG_MIN; + digtable->rx_gain_range_min = DM_DIG_MIN; - digtable.backoffval_range_max = DM_DIG_BACKOFF_MAX; - digtable.backoffval_range_min = DM_DIG_BACKOFF_MIN; + digtable->backoffval_range_max = DM_DIG_BACKOFF_MAX; + digtable->backoffval_range_min = DM_DIG_BACKOFF_MIN; } static void _rtl92s_dm_init_dynamic_txpower(struct ieee80211_hw *hw) diff --git a/drivers/net/wireless/rtlwifi/rtl8192se/dm.h b/drivers/net/wireless/rtlwifi/rtl8192se/dm.h index e1b19a64176..2e9052c8fe4 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192se/dm.h +++ b/drivers/net/wireless/rtlwifi/rtl8192se/dm.h @@ -29,48 +29,6 @@ #ifndef __RTL_92S_DM_H__ #define __RTL_92S_DM_H__ -struct dig_t { - u8 dig_enable_flag; - u8 dig_algorithm; - u8 dig_twoport_algorithm; - u8 dig_ext_port_stage; - u8 dig_dbgmode; - u8 dig_slgorithm_switch; - - long rssi_lowthresh; - long rssi_highthresh; - - u32 fa_lowthresh; - u32 fa_highthresh; - - long rssi_highpower_lowthresh; - long rssi_highpower_highthresh; - - u8 dig_state; - u8 dig_highpwrstate; - u8 cur_sta_connectstate; - u8 pre_sta_connectstate; - u8 cur_ap_connectstate; - u8 pre_ap_connectstate; - - u8 cur_pd_thstate; - u8 pre_pd_thstate; - u8 cur_cs_ratiostate; - u8 pre_cs_ratiostate; - - u32 pre_igvalue; - u32 cur_igvalue; - - u8 backoff_enable_flag; - char backoff_val; - char backoffval_range_max; - char backoffval_range_min; - u8 rx_gain_range_max; - u8 rx_gain_range_min; - - long rssi_val; -}; - enum dm_dig_alg { DIG_ALGO_BY_FALSE_ALARM = 0, DIG_ALGO_BY_RSSI = 1, @@ -154,8 +112,6 @@ enum dm_ratr_sta { #define DM_DIG_BACKOFF_MAX 12 #define DM_DIG_BACKOFF_MIN -4 -extern struct dig_t digtable; - void rtl92s_dm_watchdog(struct ieee80211_hw *hw); void rtl92s_dm_init(struct ieee80211_hw *hw); void rtl92s_dm_init_edca_turbo(struct ieee80211_hw *hw); diff --git a/drivers/net/wireless/rtlwifi/rtl8192se/phy.c b/drivers/net/wireless/rtlwifi/rtl8192se/phy.c index 4a499928e4c..8d7099bc472 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192se/phy.c +++ b/drivers/net/wireless/rtlwifi/rtl8192se/phy.c @@ -1450,6 +1450,7 @@ static void _rtl92s_phy_set_fwcmd_io(struct ieee80211_hw *hw) bool rtl92s_phy_set_fw_cmd(struct ieee80211_hw *hw, enum fwcmd_iotype fw_cmdio) { struct rtl_priv *rtlpriv = rtl_priv(hw); + struct dig_t *digtable = &rtlpriv->dm_digtable; struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw)); u32 fw_param = FW_CMD_IO_PARA_QUERY(rtlpriv); @@ -1588,16 +1589,16 @@ bool rtl92s_phy_set_fw_cmd(struct ieee80211_hw *hw, enum fwcmd_iotype fw_cmdio) FW_SS_CTL); if (rtlpriv->dm.dm_flag & HAL_DM_DIG_DISABLE || - !digtable.dig_enable_flag) + !digtable->dig_enable_flag) fw_cmdmap &= ~FW_DIG_ENABLE_CTL; if ((rtlpriv->dm.dm_flag & HAL_DM_HIPWR_DISABLE) || rtlpriv->dm.dynamic_txpower_enable) fw_cmdmap &= ~FW_HIGH_PWR_ENABLE_CTL; - if ((digtable.dig_ext_port_stage == + if ((digtable->dig_ext_port_stage == DIG_EXT_PORT_STAGE_0) || - (digtable.dig_ext_port_stage == + (digtable->dig_ext_port_stage == DIG_EXT_PORT_STAGE_1)) fw_cmdmap &= ~FW_DIG_ENABLE_CTL; diff --git a/drivers/net/wireless/rtlwifi/wifi.h b/drivers/net/wireless/rtlwifi/wifi.h index 52139880309..bd816aef26d 100644 --- a/drivers/net/wireless/rtlwifi/wifi.h +++ b/drivers/net/wireless/rtlwifi/wifi.h @@ -1592,6 +1592,65 @@ struct rtl_debug { char proc_name[20]; }; +struct ps_t { + u8 pre_ccastate; + u8 cur_ccasate; + u8 pre_rfstate; + u8 cur_rfstate; + long rssi_val_min; +}; + +struct dig_t { + u32 rssi_lowthresh; + u32 rssi_highthresh; + u32 fa_lowthresh; + u32 fa_highthresh; + long last_min_undecorated_pwdb_for_dm; + long rssi_highpower_lowthresh; + long rssi_highpower_highthresh; + u32 recover_cnt; + u32 pre_igvalue; + u32 cur_igvalue; + long rssi_val; + u8 dig_enable_flag; + u8 dig_ext_port_stage; + u8 dig_algorithm; + u8 dig_twoport_algorithm; + u8 dig_dbgmode; + u8 dig_slgorithm_switch; + u8 cursta_connectctate; + u8 presta_connectstate; + u8 curmultista_connectstate; + char backoff_val; + char backoff_val_range_max; + char backoff_val_range_min; + u8 rx_gain_range_max; + u8 rx_gain_range_min; + u8 min_undecorated_pwdb_for_dm; + u8 rssi_val_min; + u8 pre_cck_pd_state; + u8 cur_cck_pd_state; + u8 pre_cck_fa_state; + u8 cur_cck_fa_state; + u8 pre_ccastate; + u8 cur_ccasate; + u8 large_fa_hit; + u8 forbidden_igi; + u8 dig_state; + u8 dig_highpwrstate; + u8 cur_sta_connectstate; + u8 pre_sta_connectstate; + u8 cur_ap_connectstate; + u8 pre_ap_connectstate; + u8 cur_pd_thstate; + u8 pre_pd_thstate; + u8 cur_cs_ratiostate; + u8 pre_cs_ratiostate; + u8 backoff_enable_flag; + char backoffval_range_max; + char backoffval_range_min; +}; + struct rtl_priv { struct completion firmware_loading_complete; struct rtl_locks locks; @@ -1629,6 +1688,10 @@ struct rtl_priv { interface or hardware */ unsigned long status; + /* tables for dm */ + struct dig_t dm_digtable; + struct ps_t dm_pstable; + /* data buffer pointer for USB reads */ __le32 *usb_data; int usb_data_index; |