diff options
Diffstat (limited to 'drivers/net/wireless/iwlwifi')
24 files changed, 1308 insertions, 939 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-1000.c b/drivers/net/wireless/iwlwifi/iwl-1000.c index fb59af2d41c6..6be2992f8f21 100644 --- a/drivers/net/wireless/iwlwifi/iwl-1000.c +++ b/drivers/net/wireless/iwlwifi/iwl-1000.c @@ -212,7 +212,7 @@ static struct iwl_lib_ops iwl1000_lib = { .temperature = iwlagn_temperature, .set_ct_kill = iwl1000_set_ct_threshold, }, - .add_bcast_station = iwl_add_bcast_station, + .manage_ibss_station = iwlagn_manage_ibss_station, .debugfs_ops = { .rx_stats_read = iwl_ucode_rx_stats_read, .tx_stats_read = iwl_ucode_tx_stats_read, @@ -224,7 +224,6 @@ static struct iwl_lib_ops iwl1000_lib = { }; static const struct iwl_ops iwl1000_ops = { - .ucode = &iwlagn_ucode, .lib = &iwl1000_lib, .hcmd = &iwlagn_hcmd, .utils = &iwlagn_hcmd_utils, @@ -260,6 +259,9 @@ struct iwl_cfg iwl1000_bgn_cfg = { .chain_noise_scale = 1000, .monitor_recover_period = IWL_MONITORING_PERIOD, .max_event_log_size = 128, + .ucode_tracing = true, + .sensitivity_calib_by_driver = true, + .chain_noise_calib_by_driver = true, }; struct iwl_cfg iwl1000_bg_cfg = { @@ -289,6 +291,9 @@ struct iwl_cfg iwl1000_bg_cfg = { .chain_noise_scale = 1000, .monitor_recover_period = IWL_MONITORING_PERIOD, .max_event_log_size = 128, + .ucode_tracing = true, + .sensitivity_calib_by_driver = true, + .chain_noise_calib_by_driver = true, }; MODULE_FIRMWARE(IWL1000_MODULE_FIRMWARE(IWL1000_UCODE_API_MAX)); diff --git a/drivers/net/wireless/iwlwifi/iwl-3945.c b/drivers/net/wireless/iwlwifi/iwl-3945.c index 99b876a2feb9..068f7f8435c5 100644 --- a/drivers/net/wireless/iwlwifi/iwl-3945.c +++ b/drivers/net/wireless/iwlwifi/iwl-3945.c @@ -391,6 +391,67 @@ static void iwl3945_accumulative_statistics(struct iwl_priv *priv, } #endif +/** + * iwl3945_good_plcp_health - checks for plcp error. + * + * When the plcp error is exceeding the thresholds, reset the radio + * to improve the throughput. + */ +static bool iwl3945_good_plcp_health(struct iwl_priv *priv, + struct iwl_rx_packet *pkt) +{ + bool rc = true; + struct iwl3945_notif_statistics current_stat; + int combined_plcp_delta; + unsigned int plcp_msec; + unsigned long plcp_received_jiffies; + + memcpy(¤t_stat, pkt->u.raw, sizeof(struct + iwl3945_notif_statistics)); + /* + * check for plcp_err and trigger radio reset if it exceeds + * the plcp error threshold plcp_delta. + */ + plcp_received_jiffies = jiffies; + plcp_msec = jiffies_to_msecs((long) plcp_received_jiffies - + (long) priv->plcp_jiffies); + priv->plcp_jiffies = plcp_received_jiffies; + /* + * check to make sure plcp_msec is not 0 to prevent division + * by zero. + */ + if (plcp_msec) { + combined_plcp_delta = + (le32_to_cpu(current_stat.rx.ofdm.plcp_err) - + le32_to_cpu(priv->_3945.statistics.rx.ofdm.plcp_err)); + + if ((combined_plcp_delta > 0) && + ((combined_plcp_delta * 100) / plcp_msec) > + priv->cfg->plcp_delta_threshold) { + /* + * if plcp_err exceed the threshold, the following + * data is printed in csv format: + * Text: plcp_err exceeded %d, + * Received ofdm.plcp_err, + * Current ofdm.plcp_err, + * combined_plcp_delta, + * plcp_msec + */ + IWL_DEBUG_RADIO(priv, "plcp_err exceeded %u, " + "%u, %d, %u mSecs\n", + priv->cfg->plcp_delta_threshold, + le32_to_cpu(current_stat.rx.ofdm.plcp_err), + combined_plcp_delta, plcp_msec); + /* + * Reset the RF radio due to the high plcp + * error rate + */ + rc = false; + } + } + return rc; +} + void iwl3945_hw_rx_statistics(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb) { @@ -402,6 +463,7 @@ void iwl3945_hw_rx_statistics(struct iwl_priv *priv, #ifdef CONFIG_IWLWIFI_DEBUG iwl3945_accumulative_statistics(priv, (__le32 *)&pkt->u.raw); #endif + iwl_recover_from_statistics(priv, pkt); memcpy(&priv->_3945.statistics, pkt->u.raw, sizeof(priv->_3945.statistics)); } @@ -885,7 +947,8 @@ void iwl3945_hw_build_tx_cmd_rate(struct iwl_priv *priv, tx_cmd->supp_rates[1], tx_cmd->supp_rates[0]); } -u8 iwl3945_sync_sta(struct iwl_priv *priv, int sta_id, u16 tx_rate, u8 flags) +static u8 iwl3945_sync_sta(struct iwl_priv *priv, int sta_id, + u16 tx_rate, u8 flags) { unsigned long flags_spin; struct iwl_station_entry *station; @@ -1715,6 +1778,11 @@ static int iwl3945_hw_reg_comp_txpower_temp(struct iwl_priv *priv) int ref_temp; int temperature = priv->temperature; + if (priv->disable_tx_power_cal || + test_bit(STATUS_SCANNING, &priv->status)) { + /* do not perform tx power calibration */ + return 0; + } /* set up new Tx power info for each and every channel, 2.4 and 5.x */ for (i = 0; i < priv->channel_count; i++) { ch_info = &priv->channel_info[i]; @@ -1925,7 +1993,7 @@ static int iwl3945_commit_rxon(struct iwl_priv *priv) "configuration (%d).\n", rc); return rc; } - iwl_clear_ucode_stations(priv, false); + iwl_clear_ucode_stations(priv); iwl_restore_stations(priv); } @@ -1958,7 +2026,7 @@ static int iwl3945_commit_rxon(struct iwl_priv *priv) memcpy(active_rxon, staging_rxon, sizeof(*active_rxon)); if (!new_assoc) { - iwl_clear_ucode_stations(priv, false); + iwl_clear_ucode_stations(priv); iwl_restore_stations(priv); } @@ -2391,6 +2459,30 @@ static u16 iwl3945_build_addsta_hcmd(const struct iwl_addsta_cmd *cmd, u8 *data) return (u16)sizeof(struct iwl3945_addsta_cmd); } +static int iwl3945_manage_ibss_station(struct iwl_priv *priv, + struct ieee80211_vif *vif, bool add) +{ + struct iwl_vif_priv *vif_priv = (void *)vif->drv_priv; + int ret; + + if (add) { + ret = iwl_add_bssid_station(priv, vif->bss_conf.bssid, false, + &vif_priv->ibss_bssid_sta_id); + if (ret) + return ret; + + iwl3945_sync_sta(priv, vif_priv->ibss_bssid_sta_id, + (priv->band == IEEE80211_BAND_5GHZ) ? + IWL_RATE_6M_PLCP : IWL_RATE_1M_PLCP, + CMD_ASYNC); + iwl3945_rate_scale_init(priv->hw, vif_priv->ibss_bssid_sta_id); + + return 0; + } + + return iwl_remove_station(priv, vif_priv->ibss_bssid_sta_id, + vif->bss_conf.bssid); +} /** * iwl3945_init_hw_rate_table - Initialize the hardware rate fallback table @@ -2720,51 +2812,12 @@ static int iwl3945_load_bsm(struct iwl_priv *priv) return 0; } -#define IWL3945_UCODE_GET(item) \ -static u32 iwl3945_ucode_get_##item(const struct iwl_ucode_header *ucode,\ - u32 api_ver) \ -{ \ - return le32_to_cpu(ucode->u.v1.item); \ -} - -static u32 iwl3945_ucode_get_header_size(u32 api_ver) -{ - return UCODE_HEADER_SIZE(1); -} -static u32 iwl3945_ucode_get_build(const struct iwl_ucode_header *ucode, - u32 api_ver) -{ - return 0; -} -static u8 *iwl3945_ucode_get_data(const struct iwl_ucode_header *ucode, - u32 api_ver) -{ - return (u8 *) ucode->u.v1.data; -} - -IWL3945_UCODE_GET(inst_size); -IWL3945_UCODE_GET(data_size); -IWL3945_UCODE_GET(init_size); -IWL3945_UCODE_GET(init_data_size); -IWL3945_UCODE_GET(boot_size); - static struct iwl_hcmd_ops iwl3945_hcmd = { .rxon_assoc = iwl3945_send_rxon_assoc, .commit_rxon = iwl3945_commit_rxon, .send_bt_config = iwl_send_bt_config, }; -static struct iwl_ucode_ops iwl3945_ucode = { - .get_header_size = iwl3945_ucode_get_header_size, - .get_build = iwl3945_ucode_get_build, - .get_inst_size = iwl3945_ucode_get_inst_size, - .get_data_size = iwl3945_ucode_get_data_size, - .get_init_size = iwl3945_ucode_get_init_size, - .get_init_data_size = iwl3945_ucode_get_init_data_size, - .get_boot_size = iwl3945_ucode_get_boot_size, - .get_data = iwl3945_ucode_get_data, -}; - static struct iwl_lib_ops iwl3945_lib = { .txq_attach_buf_to_tfd = iwl3945_hw_txq_attach_buf_to_tfd, .txq_free_tfd = iwl3945_hw_txq_free_tfd, @@ -2798,7 +2851,8 @@ static struct iwl_lib_ops iwl3945_lib = { .post_associate = iwl3945_post_associate, .isr = iwl_isr_legacy, .config_ap = iwl3945_config_ap, - .add_bcast_station = iwl3945_add_bcast_station, + .manage_ibss_station = iwl3945_manage_ibss_station, + .check_plcp_health = iwl3945_good_plcp_health, .debugfs_ops = { .rx_stats_read = iwl3945_ucode_rx_stats_read, @@ -2815,7 +2869,6 @@ static struct iwl_hcmd_utils_ops iwl3945_hcmd_utils = { }; static const struct iwl_ops iwl3945_ops = { - .ucode = &iwl3945_ucode, .lib = &iwl3945_lib, .hcmd = &iwl3945_hcmd, .utils = &iwl3945_hcmd_utils, @@ -2840,9 +2893,10 @@ static struct iwl_cfg iwl3945_bg_cfg = { .ht_greenfield_support = false, .led_compensation = 64, .broken_powersave = true, - .plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF, + .plcp_delta_threshold = IWL_MAX_PLCP_ERR_LONG_THRESHOLD_DEF, .monitor_recover_period = IWL_MONITORING_PERIOD, .max_event_log_size = 512, + .tx_power_by_driver = true, }; static struct iwl_cfg iwl3945_abg_cfg = { @@ -2860,9 +2914,10 @@ static struct iwl_cfg iwl3945_abg_cfg = { .ht_greenfield_support = false, .led_compensation = 64, .broken_powersave = true, - .plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF, + .plcp_delta_threshold = IWL_MAX_PLCP_ERR_LONG_THRESHOLD_DEF, .monitor_recover_period = IWL_MONITORING_PERIOD, .max_event_log_size = 512, + .tx_power_by_driver = true, }; DEFINE_PCI_DEVICE_TABLE(iwl3945_hw_card_ids) = { diff --git a/drivers/net/wireless/iwlwifi/iwl-3945.h b/drivers/net/wireless/iwlwifi/iwl-3945.h index 643adb644bb8..bb2aeebf3652 100644 --- a/drivers/net/wireless/iwlwifi/iwl-3945.h +++ b/drivers/net/wireless/iwlwifi/iwl-3945.h @@ -106,7 +106,12 @@ struct iwl3945_rs_sta { }; +/* + * The common struct MUST be first because it is shared between + * 3945 and agn! + */ struct iwl3945_sta_priv { + struct iwl_station_priv_common common; struct iwl3945_rs_sta rs_sta; }; @@ -211,13 +216,6 @@ extern int iwl3945_dump_nic_event_log(struct iwl_priv *priv, bool full_log, char **buf, bool display); extern void iwl3945_dump_nic_error_log(struct iwl_priv *priv); -/* - * Currently used by iwl-3945-rs... look at restructuring so that it doesn't - * call this... todo... fix that. -*/ -extern u8 iwl3945_sync_station(struct iwl_priv *priv, int sta_id, - u16 tx_rate, u8 flags); - /****************************************************************************** * * Functions implemented in iwl-[34]*.c which are forward declared here @@ -268,8 +266,10 @@ void iwl3945_reply_statistics(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb); extern void iwl3945_disable_events(struct iwl_priv *priv); extern int iwl4965_get_temperature(const struct iwl_priv *priv); -extern void iwl3945_post_associate(struct iwl_priv *priv); -extern void iwl3945_config_ap(struct iwl_priv *priv); +extern void iwl3945_post_associate(struct iwl_priv *priv, + struct ieee80211_vif *vif); +extern void iwl3945_config_ap(struct iwl_priv *priv, + struct ieee80211_vif *vif); /** * iwl3945_hw_find_station - Find station id for a given BSSID @@ -288,8 +288,6 @@ extern __le32 iwl3945_get_antenna_flags(const struct iwl_priv *priv); extern int iwl3945_init_hw_rate_table(struct iwl_priv *priv); extern void iwl3945_reg_txpower_periodic(struct iwl_priv *priv); extern int iwl3945_txpower_set_from_eeprom(struct iwl_priv *priv); -extern u8 iwl3945_sync_sta(struct iwl_priv *priv, int sta_id, - u16 tx_rate, u8 flags); extern const struct iwl_channel_info *iwl3945_get_channel_info( const struct iwl_priv *priv, enum ieee80211_band band, u16 channel); @@ -297,7 +295,7 @@ extern const struct iwl_channel_info *iwl3945_get_channel_info( extern int iwl3945_rs_next_rate(struct iwl_priv *priv, int rate); /* scanning */ -void iwl3945_request_scan(struct iwl_priv *priv); +void iwl3945_request_scan(struct iwl_priv *priv, struct ieee80211_vif *vif); /* Requires full declaration of iwl_priv before including */ #include "iwl-io.h" diff --git a/drivers/net/wireless/iwlwifi/iwl-4965.c b/drivers/net/wireless/iwlwifi/iwl-4965.c index 136c29067489..d3afddae8d9f 100644 --- a/drivers/net/wireless/iwlwifi/iwl-4965.c +++ b/drivers/net/wireless/iwlwifi/iwl-4965.c @@ -1953,6 +1953,60 @@ static int iwl4965_tx_status_reply_tx(struct iwl_priv *priv, return 0; } +static u8 iwl_find_station(struct iwl_priv *priv, const u8 *addr) +{ + int i; + int start = 0; + int ret = IWL_INVALID_STATION; + unsigned long flags; + + if ((priv->iw_mode == NL80211_IFTYPE_ADHOC) || + (priv->iw_mode == NL80211_IFTYPE_AP)) + start = IWL_STA_ID; + + if (is_broadcast_ether_addr(addr)) + return priv->hw_params.bcast_sta_id; + + spin_lock_irqsave(&priv->sta_lock, flags); + for (i = start; i < priv->hw_params.max_stations; i++) + if (priv->stations[i].used && + (!compare_ether_addr(priv->stations[i].sta.sta.addr, + addr))) { + ret = i; + goto out; + } + + IWL_DEBUG_ASSOC_LIMIT(priv, "can not find STA %pM total %d\n", + addr, priv->num_stations); + + out: + /* + * It may be possible that more commands interacting with stations + * arrive before we completed processing the adding of + * station + */ + if (ret != IWL_INVALID_STATION && + (!(priv->stations[ret].used & IWL_STA_UCODE_ACTIVE) || + ((priv->stations[ret].used & IWL_STA_UCODE_ACTIVE) && + (priv->stations[ret].used & IWL_STA_UCODE_INPROGRESS)))) { + IWL_ERR(priv, "Requested station info for sta %d before ready.\n", + ret); + ret = IWL_INVALID_STATION; + } + spin_unlock_irqrestore(&priv->sta_lock, flags); + return ret; +} + +static int iwl_get_ra_sta_id(struct iwl_priv *priv, struct ieee80211_hdr *hdr) +{ + if (priv->iw_mode == NL80211_IFTYPE_STATION) { + return IWL_AP_ID; + } else { + u8 *da = ieee80211_get_DA(hdr); + return iwl_find_station(priv, da); + } +} + /** * iwl4965_rx_reply_tx - Handle standard (non-aggregation) Tx response */ @@ -2112,34 +2166,6 @@ static void iwl4965_cancel_deferred_work(struct iwl_priv *priv) cancel_work_sync(&priv->txpower_work); } -#define IWL4965_UCODE_GET(item) \ -static u32 iwl4965_ucode_get_##item(const struct iwl_ucode_header *ucode,\ - u32 api_ver) \ -{ \ - return le32_to_cpu(ucode->u.v1.item); \ -} - -static u32 iwl4965_ucode_get_header_size(u32 api_ver) -{ - return UCODE_HEADER_SIZE(1); -} -static u32 iwl4965_ucode_get_build(const struct iwl_ucode_header *ucode, - u32 api_ver) -{ - return 0; -} -static u8 *iwl4965_ucode_get_data(const struct iwl_ucode_header *ucode, - u32 api_ver) -{ - return (u8 *) ucode->u.v1.data; -} - -IWL4965_UCODE_GET(inst_size); -IWL4965_UCODE_GET(data_size); -IWL4965_UCODE_GET(init_size); -IWL4965_UCODE_GET(init_data_size); -IWL4965_UCODE_GET(boot_size); - static struct iwl_hcmd_ops iwl4965_hcmd = { .rxon_assoc = iwl4965_send_rxon_assoc, .commit_rxon = iwl_commit_rxon, @@ -2147,16 +2173,6 @@ static struct iwl_hcmd_ops iwl4965_hcmd = { .send_bt_config = iwl_send_bt_config, }; -static struct iwl_ucode_ops iwl4965_ucode = { - .get_header_size = iwl4965_ucode_get_header_size, - .get_build = iwl4965_ucode_get_build, - .get_inst_size = iwl4965_ucode_get_inst_size, - .get_data_size = iwl4965_ucode_get_data_size, - .get_init_size = iwl4965_ucode_get_init_size, - .get_init_data_size = iwl4965_ucode_get_init_data_size, - .get_boot_size = iwl4965_ucode_get_boot_size, - .get_data = iwl4965_ucode_get_data, -}; static struct iwl_hcmd_utils_ops iwl4965_hcmd_utils = { .get_hcmd_size = iwl4965_get_hcmd_size, .build_addsta_hcmd = iwl4965_build_addsta_hcmd, @@ -2218,7 +2234,7 @@ static struct iwl_lib_ops iwl4965_lib = { .temperature = iwl4965_temperature_calib, .set_ct_kill = iwl4965_set_ct_threshold, }, - .add_bcast_station = iwl_add_bcast_station, + .manage_ibss_station = iwlagn_manage_ibss_station, .debugfs_ops = { .rx_stats_read = iwl_ucode_rx_stats_read, .tx_stats_read = iwl_ucode_tx_stats_read, @@ -2228,7 +2244,6 @@ static struct iwl_lib_ops iwl4965_lib = { }; static const struct iwl_ops iwl4965_ops = { - .ucode = &iwl4965_ucode, .lib = &iwl4965_lib, .hcmd = &iwl4965_hcmd, .utils = &iwl4965_hcmd_utils, @@ -2262,7 +2277,10 @@ struct iwl_cfg iwl4965_agn_cfg = { .monitor_recover_period = IWL_MONITORING_PERIOD, .temperature_kelvin = true, .max_event_log_size = 512, - + .tx_power_by_driver = true, + .ucode_tracing = true, + .sensitivity_calib_by_driver = true, + .chain_noise_calib_by_driver = true, /* * Force use of chains B and C for scan RX on 5 GHz band * because the device has off-channel reception on chain A. diff --git a/drivers/net/wireless/iwlwifi/iwl-5000.c b/drivers/net/wireless/iwlwifi/iwl-5000.c index 115d3ea1142f..a28af7eb67eb 100644 --- a/drivers/net/wireless/iwlwifi/iwl-5000.c +++ b/drivers/net/wireless/iwlwifi/iwl-5000.c @@ -351,7 +351,7 @@ static struct iwl_lib_ops iwl5000_lib = { .temperature = iwlagn_temperature, .set_ct_kill = iwl5000_set_ct_threshold, }, - .add_bcast_station = iwl_add_bcast_station, + .manage_ibss_station = iwlagn_manage_ibss_station, .debugfs_ops = { .rx_stats_read = iwl_ucode_rx_stats_read, .tx_stats_read = iwl_ucode_tx_stats_read, @@ -413,7 +413,7 @@ static struct iwl_lib_ops iwl5150_lib = { .temperature = iwl5150_temperature, .set_ct_kill = iwl5150_set_ct_threshold, }, - .add_bcast_station = iwl_add_bcast_station, + .manage_ibss_station = iwlagn_manage_ibss_station, .debugfs_ops = { .rx_stats_read = iwl_ucode_rx_stats_read, .tx_stats_read = iwl_ucode_tx_stats_read, @@ -425,7 +425,6 @@ static struct iwl_lib_ops iwl5150_lib = { }; static const struct iwl_ops iwl5000_ops = { - .ucode = &iwlagn_ucode, .lib = &iwl5000_lib, .hcmd = &iwlagn_hcmd, .utils = &iwlagn_hcmd_utils, @@ -433,7 +432,6 @@ static const struct iwl_ops iwl5000_ops = { }; static const struct iwl_ops iwl5150_ops = { - .ucode = &iwlagn_ucode, .lib = &iwl5150_lib, .hcmd = &iwlagn_hcmd, .utils = &iwlagn_hcmd_utils, @@ -466,6 +464,9 @@ struct iwl_cfg iwl5300_agn_cfg = { .chain_noise_scale = 1000, .monitor_recover_period = IWL_MONITORING_PERIOD, .max_event_log_size = 512, + .ucode_tracing = true, + .sensitivity_calib_by_driver = true, + .chain_noise_calib_by_driver = true, }; struct iwl_cfg iwl5100_bgn_cfg = { @@ -494,6 +495,9 @@ struct iwl_cfg iwl5100_bgn_cfg = { .chain_noise_scale = 1000, .monitor_recover_period = IWL_MONITORING_PERIOD, .max_event_log_size = 512, + .ucode_tracing = true, + .sensitivity_calib_by_driver = true, + .chain_noise_calib_by_driver = true, }; struct iwl_cfg iwl5100_abg_cfg = { @@ -520,6 +524,9 @@ struct iwl_cfg iwl5100_abg_cfg = { .chain_noise_scale = 1000, .monitor_recover_period = IWL_MONITORING_PERIOD, .max_event_log_size = 512, + .ucode_tracing = true, + .sensitivity_calib_by_driver = true, + .chain_noise_calib_by_driver = true, }; struct iwl_cfg iwl5100_agn_cfg = { @@ -548,6 +555,9 @@ struct iwl_cfg iwl5100_agn_cfg = { .chain_noise_scale = 1000, .monitor_recover_period = IWL_MONITORING_PERIOD, .max_event_log_size = 512, + .ucode_tracing = true, + .sensitivity_calib_by_driver = true, + .chain_noise_calib_by_driver = true, }; struct iwl_cfg iwl5350_agn_cfg = { @@ -576,6 +586,9 @@ struct iwl_cfg iwl5350_agn_cfg = { .chain_noise_scale = 1000, .monitor_recover_period = IWL_MONITORING_PERIOD, .max_event_log_size = 512, + .ucode_tracing = true, + .sensitivity_calib_by_driver = true, + .chain_noise_calib_by_driver = true, }; struct iwl_cfg iwl5150_agn_cfg = { @@ -604,6 +617,9 @@ struct iwl_cfg iwl5150_agn_cfg = { .chain_noise_scale = 1000, .monitor_recover_period = IWL_MONITORING_PERIOD, .max_event_log_size = 512, + .ucode_tracing = true, + .sensitivity_calib_by_driver = true, + .chain_noise_calib_by_driver = true, }; struct iwl_cfg iwl5150_abg_cfg = { @@ -630,6 +646,9 @@ struct iwl_cfg iwl5150_abg_cfg = { .chain_noise_scale = 1000, .monitor_recover_period = IWL_MONITORING_PERIOD, .max_event_log_size = 512, + .ucode_tracing = true, + .sensitivity_calib_by_driver = true, + .chain_noise_calib_by_driver = true, }; MODULE_FIRMWARE(IWL5000_MODULE_FIRMWARE(IWL5000_UCODE_API_MAX)); diff --git a/drivers/net/wireless/iwlwifi/iwl-6000.c b/drivers/net/wireless/iwlwifi/iwl-6000.c index 7acef703253a..9fbf54cd3e1a 100644 --- a/drivers/net/wireless/iwlwifi/iwl-6000.c +++ b/drivers/net/wireless/iwlwifi/iwl-6000.c @@ -67,9 +67,10 @@ #define _IWL6050_MODULE_FIRMWARE(api) IWL6050_FW_PRE #api ".ucode" #define IWL6050_MODULE_FIRMWARE(api) _IWL6050_MODULE_FIRMWARE(api) -#define IWL6000G2_FW_PRE "iwlwifi-6005-" -#define _IWL6000G2_MODULE_FIRMWARE(api) IWL6000G2_FW_PRE #api ".ucode" -#define IWL6000G2_MODULE_FIRMWARE(api) _IWL6000G2_MODULE_FIRMWARE(api) +#define IWL6000G2A_FW_PRE "iwlwifi-6000g2a-" +#define _IWL6000G2A_MODULE_FIRMWARE(api) IWL6000G2A_FW_PRE #api ".ucode" +#define IWL6000G2A_MODULE_FIRMWARE(api) _IWL6000G2A_MODULE_FIRMWARE(api) + static void iwl6000_set_ct_threshold(struct iwl_priv *priv) { @@ -316,7 +317,7 @@ static struct iwl_lib_ops iwl6000_lib = { .temperature = iwlagn_temperature, .set_ct_kill = iwl6000_set_ct_threshold, }, - .add_bcast_station = iwl_add_bcast_station, + .manage_ibss_station = iwlagn_manage_ibss_station, .debugfs_ops = { .rx_stats_read = iwl_ucode_rx_stats_read, .tx_stats_read = iwl_ucode_tx_stats_read, @@ -328,7 +329,6 @@ static struct iwl_lib_ops iwl6000_lib = { }; static const struct iwl_ops iwl6000_ops = { - .ucode = &iwlagn_ucode, .lib = &iwl6000_lib, .hcmd = &iwlagn_hcmd, .utils = &iwlagn_hcmd_utils, @@ -389,7 +389,7 @@ static struct iwl_lib_ops iwl6050_lib = { .set_ct_kill = iwl6000_set_ct_threshold, .set_calib_version = iwl6050_set_calib_version, }, - .add_bcast_station = iwl_add_bcast_station, + .manage_ibss_station = iwlagn_manage_ibss_station, .debugfs_ops = { .rx_stats_read = iwl_ucode_rx_stats_read, .tx_stats_read = iwl_ucode_tx_stats_read, @@ -401,19 +401,16 @@ static struct iwl_lib_ops iwl6050_lib = { }; static const struct iwl_ops iwl6050_ops = { - .ucode = &iwlagn_ucode, .lib = &iwl6050_lib, .hcmd = &iwlagn_hcmd, .utils = &iwlagn_hcmd_utils, .led = &iwlagn_led_ops, }; -/* - * "i": Internal configuration, use internal Power Amplifier - */ -struct iwl_cfg iwl6000g2_2agn_cfg = { - .name = "6000 Series 2x2 AGN Gen2", - .fw_name_pre = IWL6000G2_FW_PRE, + +struct iwl_cfg iwl6000g2a_2agn_cfg = { + .name = "6000 Series 2x2 AGN Gen2a", + .fw_name_pre = IWL6000G2A_FW_PRE, .ucode_api_max = IWL6000G2_UCODE_API_MAX, .ucode_api_min = IWL6000G2_UCODE_API_MIN, .sku = IWL_SKU_A|IWL_SKU_G|IWL_SKU_N, @@ -442,9 +439,15 @@ struct iwl_cfg iwl6000g2_2agn_cfg = { .plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF, .chain_noise_scale = 1000, .monitor_recover_period = IWL_MONITORING_PERIOD, - .max_event_log_size = 1024, + .max_event_log_size = 512, + .ucode_tracing = true, + .sensitivity_calib_by_driver = true, + .chain_noise_calib_by_driver = true, }; +/* + * "i": Internal configuration, use internal Power Amplifier + */ struct iwl_cfg iwl6000i_2agn_cfg = { .name = "Intel(R) Centrino(R) Advanced-N 6200 AGN", .fw_name_pre = IWL6000_FW_PRE, @@ -477,6 +480,9 @@ struct iwl_cfg iwl6000i_2agn_cfg = { .chain_noise_scale = 1000, .monitor_recover_period = IWL_MONITORING_PERIOD, .max_event_log_size = 1024, + .ucode_tracing = true, + .sensitivity_calib_by_driver = true, + .chain_noise_calib_by_driver = true, }; struct iwl_cfg iwl6000i_2abg_cfg = { @@ -509,6 +515,9 @@ struct iwl_cfg iwl6000i_2abg_cfg = { .chain_noise_scale = 1000, .monitor_recover_period = IWL_MONITORING_PERIOD, .max_event_log_size = 1024, + .ucode_tracing = true, + .sensitivity_calib_by_driver = true, + .chain_noise_calib_by_driver = true, }; struct iwl_cfg iwl6000i_2bg_cfg = { @@ -541,6 +550,9 @@ struct iwl_cfg iwl6000i_2bg_cfg = { .chain_noise_scale = 1000, .monitor_recover_period = IWL_MONITORING_PERIOD, .max_event_log_size = 1024, + .ucode_tracing = true, + .sensitivity_calib_by_driver = true, + .chain_noise_calib_by_driver = true, }; struct iwl_cfg iwl6050_2agn_cfg = { @@ -575,6 +587,9 @@ struct iwl_cfg iwl6050_2agn_cfg = { .chain_noise_scale = 1500, .monitor_recover_period = IWL_MONITORING_PERIOD, .max_event_log_size = 1024, + .ucode_tracing = true, + .sensitivity_calib_by_driver = true, + .chain_noise_calib_by_driver = true, }; struct iwl_cfg iwl6050_2abg_cfg = { @@ -607,6 +622,9 @@ struct iwl_cfg iwl6050_2abg_cfg = { .chain_noise_scale = 1500, .monitor_recover_period = IWL_MONITORING_PERIOD, .max_event_log_size = 1024, + .ucode_tracing = true, + .sensitivity_calib_by_driver = true, + .chain_noise_calib_by_driver = true, }; struct iwl_cfg iwl6000_3agn_cfg = { @@ -641,8 +659,11 @@ struct iwl_cfg iwl6000_3agn_cfg = { .chain_noise_scale = 1000, .monitor_recover_period = IWL_MONITORING_PERIOD, .max_event_log_size = 1024, + .ucode_tracing = true, + .sensitivity_calib_by_driver = true, + .chain_noise_calib_by_driver = true, }; MODULE_FIRMWARE(IWL6000_MODULE_FIRMWARE(IWL6000_UCODE_API_MAX)); MODULE_FIRMWARE(IWL6050_MODULE_FIRMWARE(IWL6050_UCODE_API_MAX)); -MODULE_FIRMWARE(IWL6000G2_MODULE_FIRMWARE(IWL6000G2_UCODE_API_MAX)); +MODULE_FIRMWARE(IWL6000G2A_MODULE_FIRMWARE(IWL6000G2_UCODE_API_MAX)); diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-debugfs.c b/drivers/net/wireless/iwlwifi/iwl-agn-debugfs.c index f249b706bf17..48c023b4ca36 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-debugfs.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn-debugfs.c @@ -709,6 +709,22 @@ ssize_t iwl_ucode_tx_stats_read(struct file *file, delta_tx->agg.rx_ba_rsp_cnt, max_tx->agg.rx_ba_rsp_cnt); + if (tx->tx_power.ant_a || tx->tx_power.ant_b || tx->tx_power.ant_c) { + pos += scnprintf(buf + pos, bufsz - pos, + "tx power: (1/2 dB step)\n"); + if ((priv->cfg->valid_tx_ant & ANT_A) && tx->tx_power.ant_a) + pos += scnprintf(buf + pos, bufsz - pos, + "\tantenna A: 0x%X\n", + tx->tx_power.ant_a); + if ((priv->cfg->valid_tx_ant & ANT_B) && tx->tx_power.ant_b) + pos += scnprintf(buf + pos, bufsz - pos, + "\tantenna B: 0x%X\n", + tx->tx_power.ant_b); + if ((priv->cfg->valid_tx_ant & ANT_C) && tx->tx_power.ant_c) + pos += scnprintf(buf + pos, bufsz - pos, + "\tantenna C: 0x%X\n", + tx->tx_power.ant_c); + } ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); kfree(buf); return ret; diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-lib.c b/drivers/net/wireless/iwlwifi/iwl-agn-lib.c index a27347425968..637d7b62fb56 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-lib.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn-lib.c @@ -38,6 +38,7 @@ #include "iwl-helpers.h" #include "iwl-agn-hw.h" #include "iwl-agn.h" +#include "iwl-sta.h" static inline u32 iwlagn_get_scd_ssn(struct iwl5000_tx_resp *tx_resp) { @@ -1113,8 +1114,9 @@ void iwlagn_rx_reply_rx_phy(struct iwl_priv *priv, } static int iwl_get_single_channel_for_scan(struct iwl_priv *priv, - enum ieee80211_band band, - struct iwl_scan_channel *scan_ch) + struct ieee80211_vif *vif, + enum ieee80211_band band, + struct iwl_scan_channel *scan_ch) { const struct ieee80211_supported_band *sband; const struct iwl_channel_info *ch_info; @@ -1130,7 +1132,7 @@ static int iwl_get_single_channel_for_scan(struct iwl_priv *priv, } active_dwell = iwl_get_active_dwell_time(priv, band, 0); - passive_dwell = iwl_get_passive_dwell_time(priv, band); + passive_dwell = iwl_get_passive_dwell_time(priv, band, vif); if (passive_dwell <= active_dwell) passive_dwell = active_dwell + 1; @@ -1179,6 +1181,7 @@ static int iwl_get_single_channel_for_scan(struct iwl_priv *priv, } static int iwl_get_channels_for_scan(struct iwl_priv *priv, + struct ieee80211_vif *vif, enum ieee80211_band band, u8 is_active, u8 n_probes, struct iwl_scan_channel *scan_ch) @@ -1196,7 +1199,7 @@ static int iwl_get_channels_for_scan(struct iwl_priv *priv, return 0; active_dwell = iwl_get_active_dwell_time(priv, band, n_probes); - passive_dwell = iwl_get_passive_dwell_time(priv, band); + passive_dwell = iwl_get_passive_dwell_time(priv, band, vif); if (passive_dwell <= active_dwell) passive_dwell = active_dwell + 1; @@ -1256,7 +1259,7 @@ static int iwl_get_channels_for_scan(struct iwl_priv *priv, return added; } -void iwlagn_request_scan(struct iwl_priv *priv) +void iwlagn_request_scan(struct iwl_priv *priv, struct ieee80211_vif *vif) { struct iwl_host_cmd cmd = { .id = REPLY_SCAN_CMD, @@ -1342,7 +1345,7 @@ void iwlagn_request_scan(struct iwl_priv *priv) IWL_DEBUG_INFO(priv, "Scanning while associated...\n"); spin_lock_irqsave(&priv->lock, flags); - interval = priv->beacon_int; + interval = vif ? vif->bss_conf.beacon_int : 0; spin_unlock_irqrestore(&priv->lock, flags); scan->suspend_time = 0; @@ -1473,12 +1476,12 @@ void iwlagn_request_scan(struct iwl_priv *priv) if (priv->is_internal_short_scan) { scan->channel_count = - iwl_get_single_channel_for_scan(priv, band, + iwl_get_single_channel_for_scan(priv, vif, band, (void *)&scan->data[le16_to_cpu( scan->tx_cmd.len)]); } else { scan->channel_count = - iwl_get_channels_for_scan(priv, band, + iwl_get_channels_for_scan(priv, vif, band, is_active, n_probes, (void *)&scan->data[le16_to_cpu( scan->tx_cmd.len)]); @@ -1513,3 +1516,15 @@ void iwlagn_request_scan(struct iwl_priv *priv) /* inform mac80211 scan aborted */ queue_work(priv->workqueue, &priv->scan_completed); } + +int iwlagn_manage_ibss_station(struct iwl_priv *priv, + struct ieee80211_vif *vif, bool add) +{ + struct iwl_vif_priv *vif_priv = (void *)vif->drv_priv; + + if (add) + return iwl_add_bssid_station(priv, vif->bss_conf.bssid, true, + &vif_priv->ibss_bssid_sta_id); + return iwl_remove_station(priv, vif_priv->ibss_bssid_sta_id, + vif->bss_conf.bssid); +} diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-tx.c b/drivers/net/wireless/iwlwifi/iwl-agn-tx.c index c2a5c85542bf..c402bfc83f36 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-tx.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn-tx.c @@ -566,11 +566,11 @@ int iwlagn_tx_skb(struct iwl_priv *priv, struct sk_buff *skb) hdr_len = ieee80211_hdrlen(fc); - /* Find (or create) index into station table for destination station */ - if (info->flags & IEEE80211_TX_CTL_INJECTED) + /* Find index into station table for destination station */ + if (!info->control.sta) sta_id = priv->hw_params.bcast_sta_id; else - sta_id = iwl_get_sta_id(priv, hdr); + sta_id = iwl_sta_id(info->control.sta); if (sta_id == IWL_INVALID_STATION) { IWL_DEBUG_DROP(priv, "Dropping - INVALID STATION: %pM\n", hdr->addr1); @@ -961,7 +961,8 @@ static int iwlagn_txq_ctx_activate_free(struct iwl_priv *priv) return -1; } -int iwlagn_tx_agg_start(struct iwl_priv *priv, const u8 *ra, u16 tid, u16 *ssn) +int iwlagn_tx_agg_start(struct iwl_priv *priv, struct ieee80211_vif *vif, + struct ieee80211_sta *sta, u16 tid, u16 *ssn) { int sta_id; int tx_fifo; @@ -975,9 +976,9 @@ int iwlagn_tx_agg_start(struct iwl_priv *priv, const u8 *ra, u16 tid, u16 *ssn) return tx_fifo; IWL_WARN(priv, "%s on ra = %pM tid = %d\n", - __func__, ra, tid); + __func__, sta->addr, tid); - sta_id = iwl_find_station(priv, ra); + sta_id = iwl_sta_id(sta); if (sta_id == IWL_INVALID_STATION) { IWL_ERR(priv, "Start AGG on invalid station\n"); return -ENXIO; @@ -1011,7 +1012,7 @@ int iwlagn_tx_agg_start(struct iwl_priv *priv, const u8 *ra, u16 tid, u16 *ssn) if (tid_data->tfds_in_queue == 0) { IWL_DEBUG_HT(priv, "HW queue is empty\n"); tid_data->agg.state = IWL_AGG_ON; - ieee80211_start_tx_ba_cb_irqsafe(priv->vif, ra, tid); + ieee80211_start_tx_ba_cb_irqsafe(vif, sta->addr, tid); } else { IWL_DEBUG_HT(priv, "HW queue is NOT empty: %d packets in HW queue\n", tid_data->tfds_in_queue); @@ -1020,23 +1021,19 @@ int iwlagn_tx_agg_start(struct iwl_priv *priv, const u8 *ra, u16 tid, u16 *ssn) return ret; } -int iwlagn_tx_agg_stop(struct iwl_priv *priv , const u8 *ra, u16 tid) +int iwlagn_tx_agg_stop(struct iwl_priv *priv, struct ieee80211_vif *vif, + struct ieee80211_sta *sta, u16 tid) { int tx_fifo_id, txq_id, sta_id, ssn = -1; struct iwl_tid_data *tid_data; int write_ptr, read_ptr; unsigned long flags; - if (!ra) { - IWL_ERR(priv, "ra = NULL\n"); - return -EINVAL; - } - tx_fifo_id = get_fifo_from_tid(tid); if (unlikely(tx_fifo_id < 0)) return tx_fifo_id; - sta_id = iwl_find_station(priv, ra); + sta_id = iwl_sta_id(sta); if (sta_id == IWL_INVALID_STATION) { IWL_ERR(priv, "Invalid station for AGG tid %d\n", tid); @@ -1046,7 +1043,7 @@ int iwlagn_tx_agg_stop(struct iwl_priv *priv , const u8 *ra, u16 tid) if (priv->stations[sta_id].tid[tid].agg.state == IWL_EMPTYING_HW_QUEUE_ADDBA) { IWL_DEBUG_HT(priv, "AGG stop before setup done\n"); - ieee80211_stop_tx_ba_cb_irqsafe(priv->vif, ra, tid); + ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid); priv->stations[sta_id].tid[tid].agg.state = IWL_AGG_OFF; return 0; } @@ -1083,7 +1080,7 @@ int iwlagn_tx_agg_stop(struct iwl_priv *priv , const u8 *ra, u16 tid) tx_fifo_id); spin_unlock_irqrestore(&priv->lock, flags); - ieee80211_stop_tx_ba_cb_irqsafe(priv->vif, ra, tid); + ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid); return 0; } diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-ucode.c b/drivers/net/wireless/iwlwifi/iwl-agn-ucode.c index ae476c234a7c..637286c396fe 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-ucode.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn-ucode.c @@ -52,6 +52,37 @@ static const s8 iwlagn_default_queue_to_tx_fifo[] = { IWL_TX_FIFO_UNUSED, }; +static struct iwl_wimax_coex_event_entry cu_priorities[COEX_NUM_OF_EVENTS] = { + {COEX_CU_UNASSOC_IDLE_RP, COEX_CU_UNASSOC_IDLE_WP, + 0, COEX_UNASSOC_IDLE_FLAGS}, + {COEX_CU_UNASSOC_MANUAL_SCAN_RP, COEX_CU_UNASSOC_MANUAL_SCAN_WP, + 0, COEX_UNASSOC_MANUAL_SCAN_FLAGS}, + {COEX_CU_UNASSOC_AUTO_SCAN_RP, COEX_CU_UNASSOC_AUTO_SCAN_WP, + 0, COEX_UNASSOC_AUTO_SCAN_FLAGS}, + {COEX_CU_CALIBRATION_RP, COEX_CU_CALIBRATION_WP, + 0, COEX_CALIBRATION_FLAGS}, + {COEX_CU_PERIODIC_CALIBRATION_RP, COEX_CU_PERIODIC_CALIBRATION_WP, + 0, COEX_PERIODIC_CALIBRATION_FLAGS}, + {COEX_CU_CONNECTION_ESTAB_RP, COEX_CU_CONNECTION_ESTAB_WP, + 0, COEX_CONNECTION_ESTAB_FLAGS}, + {COEX_CU_ASSOCIATED_IDLE_RP, COEX_CU_ASSOCIATED_IDLE_WP, + 0, COEX_ASSOCIATED_IDLE_FLAGS}, + {COEX_CU_ASSOC_MANUAL_SCAN_RP, COEX_CU_ASSOC_MANUAL_SCAN_WP, + 0, COEX_ASSOC_MANUAL_SCAN_FLAGS}, + {COEX_CU_ASSOC_AUTO_SCAN_RP, COEX_CU_ASSOC_AUTO_SCAN_WP, + 0, COEX_ASSOC_AUTO_SCAN_FLAGS}, + {COEX_CU_ASSOC_ACTIVE_LEVEL_RP, COEX_CU_ASSOC_ACTIVE_LEVEL_WP, + 0, COEX_ASSOC_ACTIVE_LEVEL_FLAGS}, + {COEX_CU_RF_ON_RP, COEX_CU_RF_ON_WP, 0, COEX_CU_RF_ON_FLAGS}, + {COEX_CU_RF_OFF_RP, COEX_CU_RF_OFF_WP, 0, COEX_RF_OFF_FLAGS}, + {COEX_CU_STAND_ALONE_DEBUG_RP, COEX_CU_STAND_ALONE_DEBUG_WP, + 0, COEX_STAND_ALONE_DEBUG_FLAGS}, + {COEX_CU_IPAN_ASSOC_LEVEL_RP, COEX_CU_IPAN_ASSOC_LEVEL_WP, + 0, COEX_IPAN_ASSOC_LEVEL_FLAGS}, + {COEX_CU_RSRVD1_RP, COEX_CU_RSRVD1_WP, 0, COEX_RSRVD1_FLAGS}, + {COEX_CU_RSRVD2_RP, COEX_CU_RSRVD2_WP, 0, COEX_RSRVD2_FLAGS} +}; + /* * ucode */ @@ -151,55 +182,6 @@ int iwlagn_load_ucode(struct iwl_priv *priv) return ret; } -#define IWL_UCODE_GET(item) \ -static u32 iwlagn_ucode_get_##item(const struct iwl_ucode_header *ucode,\ - u32 api_ver) \ -{ \ - if (api_ver <= 2) \ - return le32_to_cpu(ucode->u.v1.item); \ - return le32_to_cpu(ucode->u.v2.item); \ -} - -static u32 iwlagn_ucode_get_header_size(u32 api_ver) -{ - if (api_ver <= 2) - return UCODE_HEADER_SIZE(1); - return UCODE_HEADER_SIZE(2); -} - -static u32 iwlagn_ucode_get_build(const struct iwl_ucode_header *ucode, - u32 api_ver) -{ - if (api_ver <= 2) - return 0; - return le32_to_cpu(ucode->u.v2.build); -} - -static u8 *iwlagn_ucode_get_data(const struct iwl_ucode_header *ucode, - u32 api_ver) -{ - if (api_ver <= 2) - return (u8 *) ucode->u.v1.data; - return (u8 *) ucode->u.v2.data; -} - -IWL_UCODE_GET(inst_size); -IWL_UCODE_GET(data_size); -IWL_UCODE_GET(init_size); -IWL_UCODE_GET(init_data_size); -IWL_UCODE_GET(boot_size); - -struct iwl_ucode_ops iwlagn_ucode = { - .get_header_size = iwlagn_ucode_get_header_size, - .get_build = iwlagn_ucode_get_build, - .get_inst_size = iwlagn_ucode_get_inst_size, - .get_data_size = iwlagn_ucode_get_data_size, - .get_init_size = iwlagn_ucode_get_init_size, - .get_init_data_size = iwlagn_ucode_get_init_data_size, - .get_boot_size = iwlagn_ucode_get_boot_size, - .get_data = iwlagn_ucode_get_data, -}; - /* * Calibration */ @@ -320,6 +302,33 @@ restart: queue_work(priv->workqueue, &priv->restart); } +static int iwlagn_send_wimax_coex(struct iwl_priv *priv) +{ + struct iwl_wimax_coex_cmd coex_cmd; + + if (priv->cfg->support_wimax_coexist) { + /* UnMask wake up src at associated sleep */ + coex_cmd.flags = COEX_FLAGS_ASSOC_WA_UNMASK_MSK; + + /* UnMask wake up src at unassociated sleep */ + coex_cmd.flags |= COEX_FLAGS_UNASSOC_WA_UNMASK_MSK; + memcpy(coex_cmd.sta_prio, cu_priorities, + sizeof(struct iwl_wimax_coex_event_entry) * + COEX_NUM_OF_EVENTS); + + /* enabling the coexistence feature */ + coex_cmd.flags |= COEX_FLAGS_COEX_ENABLE_MSK; + + /* enabling the priorities tables */ + coex_cmd.flags |= COEX_FLAGS_STA_TABLE_VALID_MSK; + } else { + /* coexistence is disabled */ + memset(&coex_cmd, 0, sizeof(coex_cmd)); + } + return iwl_send_cmd_pdu(priv, COEX_PRIORITY_TABLE_CMD, + sizeof(coex_cmd), &coex_cmd); +} + int iwlagn_alive_notify(struct iwl_priv *priv) { u32 a; @@ -407,7 +416,7 @@ int iwlagn_alive_notify(struct iwl_priv *priv) spin_unlock_irqrestore(&priv->lock, flags); - iwl_send_wimax_coex(priv); + iwlagn_send_wimax_coex(priv); iwlagn_set_Xtal_calib(priv); iwl_send_calib_results(priv); diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c index a672d3379cfd..dc747ad988b4 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn.c @@ -157,7 +157,7 @@ int iwl_commit_rxon(struct iwl_priv *priv) IWL_ERR(priv, "Error clearing ASSOC_MSK (%d)\n", ret); return ret; } - iwl_clear_ucode_stations(priv, false); + iwl_clear_ucode_stations(priv); iwl_restore_stations(priv); ret = iwl_restore_default_wep_keys(priv); if (ret) { @@ -189,7 +189,7 @@ int iwl_commit_rxon(struct iwl_priv *priv) } IWL_DEBUG_INFO(priv, "Return from !new_assoc RXON.\n"); memcpy(active_rxon, &priv->staging_rxon, sizeof(*active_rxon)); - iwl_clear_ucode_stations(priv, false); + iwl_clear_ucode_stations(priv); iwl_restore_stations(priv); ret = iwl_restore_default_wep_keys(priv); if (ret) { @@ -1506,9 +1506,13 @@ static void iwl_nic_start(struct iwl_priv *priv) iwl_write32(priv, CSR_RESET, 0); } +struct iwlagn_ucode_capabilities { + u32 max_probe_length; +}; static void iwl_ucode_callback(const struct firmware *ucode_raw, void *context); -static int iwl_mac_setup_register(struct iwl_priv *priv); +static int iwl_mac_setup_register(struct iwl_priv *priv, + struct iwlagn_ucode_capabilities *capa); static int __must_check iwl_request_firmware(struct iwl_priv *priv, bool first) { @@ -1535,6 +1539,199 @@ static int __must_check iwl_request_firmware(struct iwl_priv *priv, bool first) iwl_ucode_callback); } +struct iwlagn_firmware_pieces { + const void *inst, *data, *init, *init_data, *boot; + size_t inst_size, data_size, init_size, init_data_size, boot_size; + + u32 build; +}; + +static int iwlagn_load_legacy_firmware(struct iwl_priv *priv, + const struct firmware *ucode_raw, + struct iwlagn_firmware_pieces *pieces) +{ + struct iwl_ucode_header *ucode = (void *)ucode_raw->data; + u32 api_ver, hdr_size; + const u8 *src; + + priv->ucode_ver = le32_to_cpu(ucode->ver); + api_ver = IWL_UCODE_API(priv->ucode_ver); + + switch (api_ver) { + default: + /* + * 4965 doesn't revision the firmware file format + * along with the API version, it always uses v1 + * file format. + */ + if ((priv->hw_rev & CSR_HW_REV_TYPE_MSK) != + CSR_HW_REV_TYPE_4965) { + hdr_size = 28; + if (ucode_raw->size < hdr_size) { + IWL_ERR(priv, "File size too small!\n"); + return -EINVAL; + } + pieces->build = le32_to_cpu(ucode->u.v2.build); + pieces->inst_size = le32_to_cpu(ucode->u.v2.inst_size); + pieces->data_size = le32_to_cpu(ucode->u.v2.data_size); + pieces->init_size = le32_to_cpu(ucode->u.v2.init_size); + pieces->init_data_size = le32_to_cpu(ucode->u.v2.init_data_size); + pieces->boot_size = le32_to_cpu(ucode->u.v2.boot_size); + src = ucode->u.v2.data; + break; + } + /* fall through for 4965 */ + case 0: + case 1: + case 2: + hdr_size = 24; + if (ucode_raw->size < hdr_size) { + IWL_ERR(priv, "File size too small!\n"); + return -EINVAL; + } + pieces->build = 0; + pieces->inst_size = le32_to_cpu(ucode->u.v1.inst_size); + pieces->data_size = le32_to_cpu(ucode->u.v1.data_size); + pieces->init_size = le32_to_cpu(ucode->u.v1.init_size); + pieces->init_data_size = le32_to_cpu(ucode->u.v1.init_data_size); + pieces->boot_size = le32_to_cpu(ucode->u.v1.boot_size); + src = ucode->u.v1.data; + break; + } + + /* Verify size of file vs. image size info in file's header */ + if (ucode_raw->size != hdr_size + pieces->inst_size + + pieces->data_size + pieces->init_size + + pieces->init_data_size + pieces->boot_size) { + + IWL_ERR(priv, + "uCode file size %d does not match expected size\n", + (int)ucode_raw->size); + return -EINVAL; + } + + pieces->inst = src; + src += pieces->inst_size; + pieces->data = src; + src += pieces->data_size; + pieces->init = src; + src += pieces->init_size; + pieces->init_data = src; + src += pieces->init_data_size; + pieces->boot = src; + src += pieces->boot_size; + + return 0; +} + +static int iwlagn_wanted_ucode_alternative = 1; + +static int iwlagn_load_firmware(struct iwl_priv *priv, + const struct firmware *ucode_raw, + struct iwlagn_firmware_pieces *pieces, + struct iwlagn_ucode_capabilities *capa) +{ + struct iwl_tlv_ucode_header *ucode = (void *)ucode_raw->data; + struct iwl_ucode_tlv *tlv; + size_t len = ucode_raw->size; + const u8 *data; + int wanted_alternative = iwlagn_wanted_ucode_alternative, tmp; + u64 alternatives; + + if (len < sizeof(*ucode)) + return -EINVAL; + + if (ucode->magic != cpu_to_le32(IWL_TLV_UCODE_MAGIC)) + return -EINVAL; + + /* + * Check which alternatives are present, and "downgrade" + * when the chosen alternative is not present, warning + * the user when that happens. Some files may not have + * any alternatives, so don't warn in that case. + */ + alternatives = le64_to_cpu(ucode->alternatives); + tmp = wanted_alternative; + if (wanted_alternative > 63) + wanted_alternative = 63; + while (wanted_alternative && !(alternatives & BIT(wanted_alternative))) + wanted_alternative--; + if (wanted_alternative && wanted_alternative != tmp) + IWL_WARN(priv, + "uCode alternative %d not available, choosing %d\n", + tmp, wanted_alternative); + + priv->ucode_ver = le32_to_cpu(ucode->ver); + pieces->build = le32_to_cpu(ucode->build); + data = ucode->data; + + len -= sizeof(*ucode); + + while (len >= sizeof(*tlv)) { + u32 tlv_len; + enum iwl_ucode_tlv_type tlv_type; + u16 tlv_alt; + const u8 *tlv_data; + + len -= sizeof(*tlv); + tlv = (void *)data; + + tlv_len = le32_to_cpu(tlv->length); + tlv_type = le16_to_cpu(tlv->type); + tlv_alt = le16_to_cpu(tlv->alternative); + tlv_data = tlv->data; + + if (len < tlv_len) + return -EINVAL; + len -= ALIGN(tlv_len, 4); + data += sizeof(*tlv) + ALIGN(tlv_len, 4); + + /* + * Alternative 0 is always valid. + * + * Skip alternative TLVs that are not selected. + */ + if (tlv_alt != 0 && tlv_alt != wanted_alternative) + continue; + + switch (tlv_type) { + case IWL_UCODE_TLV_INST: + pieces->inst = tlv_data; + pieces->inst_size = tlv_len; + break; + case IWL_UCODE_TLV_DATA: + pieces->data = tlv_data; + pieces->data_size = tlv_len; + break; + case IWL_UCODE_TLV_INIT: + pieces->init = tlv_data; + pieces->init_size = tlv_len; + break; + case IWL_UCODE_TLV_INIT_DATA: + pieces->init_data = tlv_data; + pieces->init_data_size = tlv_len; + break; + case IWL_UCODE_TLV_BOOT: + pieces->boot = tlv_data; + pieces->boot_size = tlv_len; + break; + case IWL_UCODE_TLV_PROBE_MAX_LEN: + if (tlv_len != 4) + return -EINVAL; + capa->max_probe_length = + le32_to_cpup((__le32 *)tlv_data); + break; + default: + break; + } + } + + if (len) + return -EINVAL; + + return 0; +} + /** * iwl_ucode_callback - callback when firmware was loaded * @@ -1545,14 +1742,18 @@ static void iwl_ucode_callback(const struct firmware *ucode_raw, void *context) { struct iwl_priv *priv = context; struct iwl_ucode_header *ucode; + int err; + struct iwlagn_firmware_pieces pieces; const unsigned int api_max = priv->cfg->ucode_api_max; const unsigned int api_min = priv->cfg->ucode_api_min; - u8 *src; - size_t len; - u32 api_ver, build; - u32 inst_size, data_size, init_size, init_data_size, boot_size; - int err; - u16 eeprom_ver; + u32 api_ver; + char buildstr[25]; + u32 build; + struct iwlagn_ucode_capabilities ucode_capa = { + .max_probe_length = 200, + }; + + memset(&pieces, 0, sizeof(pieces)); if (!ucode_raw) { IWL_ERR(priv, "request for firmware file '%s' failed.\n", @@ -1563,8 +1764,8 @@ static void iwl_ucode_callback(const struct firmware *ucode_raw, void *context) IWL_DEBUG_INFO(priv, "Loaded firmware file '%s' (%zd bytes).\n", priv->firmware_name, ucode_raw->size); - /* Make sure that we got at least the v1 header! */ - if (ucode_raw->size < priv->cfg->ops->ucode->get_header_size(1)) { + /* Make sure that we got at least the API version number */ + if (ucode_raw->size < 4) { IWL_ERR(priv, "File size way too small!\n"); goto try_again; } @@ -1572,21 +1773,23 @@ static void iwl_ucode_callback(const struct firmware *ucode_raw, void *context) /* Data from ucode file: header followed by uCode images */ ucode = (struct iwl_ucode_header *)ucode_raw->data; - priv->ucode_ver = le32_to_cpu(ucode->ver); + if (ucode->ver) + err = iwlagn_load_legacy_firmware(priv, ucode_raw, &pieces); + else + err = iwlagn_load_firmware(priv, ucode_raw, &pieces, + &ucode_capa); + + if (err) + goto try_again; + api_ver = IWL_UCODE_API(priv->ucode_ver); - build = priv->cfg->ops->ucode->get_build(ucode, api_ver); - inst_size = priv->cfg->ops->ucode->get_inst_size(ucode, api_ver); - data_size = priv->cfg->ops->ucode->get_data_size(ucode, api_ver); - init_size = priv->cfg->ops->ucode->get_init_size(ucode, api_ver); - init_data_size = - priv->cfg->ops->ucode->get_init_data_size(ucode, api_ver); - boot_size = priv->cfg->ops->ucode->get_boot_size(ucode, api_ver); - src = priv->cfg->ops->ucode->get_data(ucode, api_ver); - - /* api_ver should match the api version forming part of the - * firmware filename ... but we don't check for that and only rely - * on the API version read from firmware header from here on forward */ + build = pieces.build; + /* + * api_ver should match the api version forming part of the + * firmware filename ... but we don't check for that and only rely + * on the API version read from firmware header from here on forward + */ if (api_ver < api_min || api_ver > api_max) { IWL_ERR(priv, "Driver unable to support your firmware API. " "Driver supports v%u, firmware is v%u.\n", @@ -1600,40 +1803,26 @@ static void iwl_ucode_callback(const struct firmware *ucode_raw, void *context) "from http://www.intellinuxwireless.org.\n", api_max, api_ver); - IWL_INFO(priv, "loaded firmware version %u.%u.%u.%u\n", - IWL_UCODE_MAJOR(priv->ucode_ver), - IWL_UCODE_MINOR(priv->ucode_ver), - IWL_UCODE_API(priv->ucode_ver), - IWL_UCODE_SERIAL(priv->ucode_ver)); + if (build) + sprintf(buildstr, " build %u", build); + else + buildstr[0] = '\0'; + + IWL_INFO(priv, "loaded firmware version %u.%u.%u.%u%s\n", + IWL_UCODE_MAJOR(priv->ucode_ver), + IWL_UCODE_MINOR(priv->ucode_ver), + IWL_UCODE_API(priv->ucode_ver), + IWL_UCODE_SERIAL(priv->ucode_ver), + buildstr); snprintf(priv->hw->wiphy->fw_version, sizeof(priv->hw->wiphy->fw_version), - "%u.%u.%u.%u", + "%u.%u.%u.%u%s", IWL_UCODE_MAJOR(priv->ucode_ver), IWL_UCODE_MINOR(priv->ucode_ver), IWL_UCODE_API(priv->ucode_ver), - IWL_UCODE_SERIAL(priv->ucode_ver)); - - if (build) - IWL_DEBUG_INFO(priv, "Build %u\n", build); - - eeprom_ver = iwl_eeprom_query16(priv, EEPROM_VERSION); - IWL_DEBUG_INFO(priv, "NVM Type: %s, version: 0x%x\n", - (priv->nvm_device_type == NVM_DEVICE_TYPE_OTP) - ? "OTP" : "EEPROM", eeprom_ver); - - IWL_DEBUG_INFO(priv, "f/w package hdr ucode version raw = 0x%x\n", - priv->ucode_ver); - IWL_DEBUG_INFO(priv, "f/w package hdr runtime inst size = %u\n", - inst_size); - IWL_DEBUG_INFO(priv, "f/w package hdr runtime data size = %u\n", - data_size); - IWL_DEBUG_INFO(priv, "f/w package hdr init inst size = %u\n", - init_size); - IWL_DEBUG_INFO(priv, "f/w package hdr init data size = %u\n", - init_data_size); - IWL_DEBUG_INFO(priv, "f/w package hdr boot inst size = %u\n", - boot_size); + IWL_UCODE_SERIAL(priv->ucode_ver), + buildstr); /* * For any of the failures below (before allocating pci memory) @@ -1641,43 +1830,47 @@ static void iwl_ucode_callback(const struct firmware *ucode_raw, void *context) * user just got a corrupted version of the latest API. */ - /* Verify size of file vs. image size info in file's header */ - if (ucode_raw->size != - priv->cfg->ops->ucode->get_header_size(api_ver) + - inst_size + data_size + init_size + - init_data_size + boot_size) { - - IWL_DEBUG_INFO(priv, - "uCode file size %d does not match expected size\n", - (int)ucode_raw->size); - goto try_again; - } + IWL_DEBUG_INFO(priv, "f/w package hdr ucode version raw = 0x%x\n", + priv->ucode_ver); + IWL_DEBUG_INFO(priv, "f/w package hdr runtime inst size = %Zd\n", + pieces.inst_size); + IWL_DEBUG_INFO(priv, "f/w package hdr runtime data size = %Zd\n", + pieces.data_size); + IWL_DEBUG_INFO(priv, "f/w package hdr init inst size = %Zd\n", + pieces.init_size); + IWL_DEBUG_INFO(priv, "f/w package hdr init data size = %Zd\n", + pieces.init_data_size); + IWL_DEBUG_INFO(priv, "f/w package hdr boot inst size = %Zd\n", + pieces.boot_size); /* Verify that uCode images will fit in card's SRAM */ - if (inst_size > priv->hw_params.max_inst_size) { - IWL_DEBUG_INFO(priv, "uCode instr len %d too large to fit in\n", - inst_size); + if (pieces.inst_size > priv->hw_params.max_inst_size) { + IWL_ERR(priv, "uCode instr len %Zd too large to fit in\n", + pieces.inst_size); goto try_again; } - if (data_size > priv->hw_params.max_data_size) { - IWL_DEBUG_INFO(priv, "uCode data len %d too large to fit in\n", - data_size); + if (pieces.data_size > priv->hw_params.max_data_size) { + IWL_ERR(priv, "uCode data len %Zd too large to fit in\n", + pieces.data_size); goto try_again; } - if (init_size > priv->hw_params.max_inst_size) { - IWL_INFO(priv, "uCode init instr len %d too large to fit in\n", - init_size); + + if (pieces.init_size > priv->hw_params.max_inst_size) { + IWL_ERR(priv, "uCode init instr len %Zd too large to fit in\n", + pieces.init_size); goto try_again; } - if (init_data_size > priv->hw_params.max_data_size) { - IWL_INFO(priv, "uCode init data len %d too large to fit in\n", - init_data_size); + + if (pieces.init_data_size > priv->hw_params.max_data_size) { + IWL_ERR(priv, "uCode init data len %Zd too large to fit in\n", + pieces.init_data_size); goto try_again; } - if (boot_size > priv->hw_params.max_bsm_size) { - IWL_INFO(priv, "uCode boot instr len %d too large to fit in\n", - boot_size); + + if (pieces.boot_size > priv->hw_params.max_bsm_size) { + IWL_ERR(priv, "uCode boot instr len %Zd too large to fit in\n", + pieces.boot_size); goto try_again; } @@ -1686,13 +1879,13 @@ static void iwl_ucode_callback(const struct firmware *ucode_raw, void *context) /* Runtime instructions and 2 copies of data: * 1) unmodified from disk * 2) backup cache for save/restore during power-downs */ - priv->ucode_code.len = inst_size; + priv->ucode_code.len = pieces.inst_size; iwl_alloc_fw_desc(priv->pci_dev, &priv->ucode_code); - priv->ucode_data.len = data_size; + priv->ucode_data.len = pieces.data_size; iwl_alloc_fw_desc(priv->pci_dev, &priv->ucode_data); - priv->ucode_data_backup.len = data_size; + priv->ucode_data_backup.len = pieces.data_size; iwl_alloc_fw_desc(priv->pci_dev, &priv->ucode_data_backup); if (!priv->ucode_code.v_addr || !priv->ucode_data.v_addr || @@ -1700,11 +1893,11 @@ static void iwl_ucode_callback(const struct firmware *ucode_raw, void *context) goto err_pci_alloc; /* Initialization instructions and data */ - if (init_size && init_data_size) { - priv->ucode_init.len = init_size; + if (pieces.init_size && pieces.init_data_size) { + priv->ucode_init.len = pieces.init_size; iwl_alloc_fw_desc(priv->pci_dev, &priv->ucode_init); - priv->ucode_init_data.len = init_data_size; + priv->ucode_init_data.len = pieces.init_data_size; iwl_alloc_fw_desc(priv->pci_dev, &priv->ucode_init_data); if (!priv->ucode_init.v_addr || !priv->ucode_init_data.v_addr) @@ -1712,8 +1905,8 @@ static void iwl_ucode_callback(const struct firmware *ucode_raw, void *context) } /* Bootstrap (instructions only, no data) */ - if (boot_size) { - priv->ucode_boot.len = boot_size; + if (pieces.boot_size) { + priv->ucode_boot.len = pieces.boot_size; iwl_alloc_fw_desc(priv->pci_dev, &priv->ucode_boot); if (!priv->ucode_boot.v_addr) @@ -1723,51 +1916,48 @@ static void iwl_ucode_callback(const struct firmware *ucode_raw, void *context) /* Copy images into buffers for card's bus-master reads ... */ /* Runtime instructions (first block of data in file) */ - len = inst_size; - IWL_DEBUG_INFO(priv, "Copying (but not loading) uCode instr len %Zd\n", len); - memcpy(priv->ucode_code.v_addr, src, len); - src += len; + IWL_DEBUG_INFO(priv, "Copying (but not loading) uCode instr len %Zd\n", + pieces.inst_size); + memcpy(priv->ucode_code.v_addr, pieces.inst, pieces.inst_size); IWL_DEBUG_INFO(priv, "uCode instr buf vaddr = 0x%p, paddr = 0x%08x\n", priv->ucode_code.v_addr, (u32)priv->ucode_code.p_addr); - /* Runtime data (2nd block) - * NOTE: Copy into backup buffer will be done in iwl_up() */ - len = data_size; - IWL_DEBUG_INFO(priv, "Copying (but not loading) uCode data len %Zd\n", len); - memcpy(priv->ucode_data.v_addr, src, len); - memcpy(priv->ucode_data_backup.v_addr, src, len); - src += len; - - /* Initialization instructions (3rd block) */ - if (init_size) { - len = init_size; + /* + * Runtime data + * NOTE: Copy into backup buffer will be done in iwl_up() + */ + IWL_DEBUG_INFO(priv, "Copying (but not loading) uCode data len %Zd\n", + pieces.data_size); + memcpy(priv->ucode_data.v_addr, pieces.data, pieces.data_size); + memcpy(priv->ucode_data_backup.v_addr, pieces.data, pieces.data_size); + + /* Initialization instructions */ + if (pieces.init_size) { IWL_DEBUG_INFO(priv, "Copying (but not loading) init instr len %Zd\n", - len); - memcpy(priv->ucode_init.v_addr, src, len); - src += len; + pieces.init_size); + memcpy(priv->ucode_init.v_addr, pieces.init, pieces.init_size); } - /* Initialization data (4th block) */ - if (init_data_size) { - len = init_data_size; + /* Initialization data */ + if (pieces.init_data_size) { IWL_DEBUG_INFO(priv, "Copying (but not loading) init data len %Zd\n", - len); - memcpy(priv->ucode_init_data.v_addr, src, len); - src += len; + pieces.init_data_size); + memcpy(priv->ucode_init_data.v_addr, pieces.init_data, + pieces.init_data_size); } - /* Bootstrap instructions (5th block) */ - len = boot_size; - IWL_DEBUG_INFO(priv, "Copying (but not loading) boot instr len %Zd\n", len); - memcpy(priv->ucode_boot.v_addr, src, len); + /* Bootstrap instructions */ + IWL_DEBUG_INFO(priv, "Copying (but not loading) boot instr len %Zd\n", + pieces.boot_size); + memcpy(priv->ucode_boot.v_addr, pieces.boot, pieces.boot_size); /************************************************** * This is still part of probe() in a sense... * * 9. Setup and register with mac80211 and debugfs **************************************************/ - err = iwl_mac_setup_register(priv); + err = iwl_mac_setup_register(priv, &ucode_capa); if (err) goto out_unbind; @@ -1777,6 +1967,7 @@ static void iwl_ucode_callback(const struct firmware *ucode_raw, void *context) /* We have our copies now, allow OS release its copies */ release_firmware(ucode_raw); + complete(&priv->_agn.firmware_loading_complete); return; try_again: @@ -1790,6 +1981,7 @@ static void iwl_ucode_callback(const struct firmware *ucode_raw, void *context) IWL_ERR(priv, "failed to allocate pci memory\n"); iwl_dealloc_ucode_pci(priv); out_unbind: + complete(&priv->_agn.firmware_loading_complete); device_release_driver(&priv->pci_dev->dev); release_firmware(ucode_raw); } @@ -2165,7 +2357,7 @@ static void iwl_alive_start(struct iwl_priv *priv) active_rxon->filter_flags &= ~RXON_FILTER_ASSOC_MSK; } else { /* Initialize our rx_config data */ - iwl_connection_init_rx_config(priv, priv->iw_mode); + iwl_connection_init_rx_config(priv, NULL); if (priv->cfg->ops->hcmd->set_rxon_chain) priv->cfg->ops->hcmd->set_rxon_chain(priv); @@ -2212,7 +2404,9 @@ static void __iwl_down(struct iwl_priv *priv) if (!exit_pending) set_bit(STATUS_EXIT_PENDING, &priv->status); - iwl_clear_ucode_stations(priv, true); + iwl_clear_ucode_stations(priv); + iwl_dealloc_bcast_station(priv); + iwl_clear_driver_stations(priv); /* Unblock any waiting calls */ wake_up_interruptible_all(&priv->wait_command_queue); @@ -2359,6 +2553,10 @@ static int __iwl_up(struct iwl_priv *priv) return -EIO; } + ret = iwl_alloc_bcast_station(priv, true); + if (ret) + return ret; + iwl_prepare_card_hw(priv); if (!priv->hw_ready) { @@ -2538,12 +2736,15 @@ static void iwl_bg_rx_replenish(struct work_struct *data) #define IWL_DELAY_NEXT_SCAN (HZ*2) -void iwl_post_associate(struct iwl_priv *priv) +void iwl_post_associate(struct iwl_priv *priv, struct ieee80211_vif *vif) { struct ieee80211_conf *conf = NULL; int ret = 0; - if (priv->iw_mode == NL80211_IFTYPE_AP) { + if (!vif || !priv->is_open) + return; + + if (vif->type == NL80211_IFTYPE_AP) { IWL_ERR(priv, "%s Should not be called in AP mode\n", __func__); return; } @@ -2551,10 +2752,6 @@ void iwl_post_associate(struct iwl_priv *priv) if (test_bit(STATUS_EXIT_PENDING, &priv->status)) return; - - if (!priv->vif || !priv->is_open) - return; - iwl_scan_cancel_timeout(priv, 200); conf = ieee80211_get_hw_conf(priv->hw); @@ -2562,7 +2759,7 @@ void iwl_post_associate(struct iwl_priv *priv) priv->staging_rxon.filter_flags &= ~RXON_FILTER_ASSOC_MSK; iwlcore_commit_rxon(priv); - iwl_setup_rxon_timing(priv); + iwl_setup_rxon_timing(priv, vif); ret = iwl_send_cmd_pdu(priv, REPLY_RXON_TIMING, sizeof(priv->rxon_timing), &priv->rxon_timing); if (ret) @@ -2576,49 +2773,41 @@ void iwl_post_associate(struct iwl_priv *priv) if (priv->cfg->ops->hcmd->set_rxon_chain) priv->cfg->ops->hcmd->set_rxon_chain(priv); - priv->staging_rxon.assoc_id = cpu_to_le16(priv->assoc_id); + priv->staging_rxon.assoc_id = cpu_to_le16(vif->bss_conf.aid); IWL_DEBUG_ASSOC(priv, "assoc id %d beacon interval %d\n", - priv->assoc_id, priv->beacon_int); + vif->bss_conf.aid, vif->bss_conf.beacon_int); - if (priv->assoc_capability & WLAN_CAPABILITY_SHORT_PREAMBLE) + if (vif->bss_conf.assoc_capability & WLAN_CAPABILITY_SHORT_PREAMBLE) priv->staging_rxon.flags |= RXON_FLG_SHORT_PREAMBLE_MSK; else priv->staging_rxon.flags &= ~RXON_FLG_SHORT_PREAMBLE_MSK; if (priv->staging_rxon.flags & RXON_FLG_BAND_24G_MSK) { - if (priv->assoc_capability & WLAN_CAPABILITY_SHORT_SLOT_TIME) + if (vif->bss_conf.assoc_capability & + WLAN_CAPABILITY_SHORT_SLOT_TIME) priv->staging_rxon.flags |= RXON_FLG_SHORT_SLOT_MSK; else priv->staging_rxon.flags &= ~RXON_FLG_SHORT_SLOT_MSK; - if (priv->iw_mode == NL80211_IFTYPE_ADHOC) + if (vif->type == NL80211_IFTYPE_ADHOC) priv->staging_rxon.flags &= ~RXON_FLG_SHORT_SLOT_MSK; - } iwlcore_commit_rxon(priv); IWL_DEBUG_ASSOC(priv, "Associated as %d to: %pM\n", - priv->assoc_id, priv->active_rxon.bssid_addr); + vif->bss_conf.aid, priv->active_rxon.bssid_addr); - switch (priv->iw_mode) { + switch (vif->type) { case NL80211_IFTYPE_STATION: break; - case NL80211_IFTYPE_ADHOC: - - /* assume default assoc id */ - priv->assoc_id = 1; - - iwl_add_local_station(priv, priv->bssid, true); iwl_send_beacon_cmd(priv); - break; - default: IWL_ERR(priv, "%s Should not be called in %d mode\n", - __func__, priv->iw_mode); + __func__, vif->type); break; } @@ -2646,7 +2835,8 @@ void iwl_post_associate(struct iwl_priv *priv) * Not a mac80211 entry point function, but it fits in with all the * other mac80211 functions grouped here. */ -static int iwl_mac_setup_register(struct iwl_priv *priv) +static int iwl_mac_setup_register(struct iwl_priv *priv, + struct iwlagn_ucode_capabilities *capa) { int ret; struct ieee80211_hw *hw = priv->hw; @@ -2666,6 +2856,8 @@ static int iwl_mac_setup_register(struct iwl_priv *priv) IEEE80211_HW_SUPPORTS_STATIC_SMPS; hw->sta_data_size = sizeof(struct iwl_station_priv); + hw->vif_data_size = sizeof(struct iwl_vif_priv); + hw->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) | BIT(NL80211_IFTYPE_ADHOC); @@ -2681,7 +2873,7 @@ static int iwl_mac_setup_register(struct iwl_priv *priv) hw->wiphy->max_scan_ssids = PROBE_OPTION_MAX; /* we create the 802.11 header and a zero-length SSID element */ - hw->wiphy->max_scan_ie_len = IWL_MAX_PROBE_REQUEST - 24 - 2; + hw->wiphy->max_scan_ie_len = capa->max_probe_length - 24 - 2; /* Default value; 4 EDCA QOS priorities */ hw->queues = 4; @@ -2794,7 +2986,7 @@ static int iwl_mac_tx(struct ieee80211_hw *hw, struct sk_buff *skb) return NETDEV_TX_OK; } -void iwl_config_ap(struct iwl_priv *priv) +void iwl_config_ap(struct iwl_priv *priv, struct ieee80211_vif *vif) { int ret = 0; @@ -2809,7 +3001,7 @@ void iwl_config_ap(struct iwl_priv *priv) iwlcore_commit_rxon(priv); /* RXON Timing */ - iwl_setup_rxon_timing(priv); + iwl_setup_rxon_timing(priv, vif); ret = iwl_send_cmd_pdu(priv, REPLY_RXON_TIMING, sizeof(priv->rxon_timing), &priv->rxon_timing); if (ret) @@ -2823,9 +3015,10 @@ void iwl_config_ap(struct iwl_priv *priv) if (priv->cfg->ops->hcmd->set_rxon_chain) priv->cfg->ops->hcmd->set_rxon_chain(priv); - /* FIXME: what should be the assoc_id for AP? */ - priv->staging_rxon.assoc_id = cpu_to_le16(priv->assoc_id); - if (priv->assoc_capability & WLAN_CAPABILITY_SHORT_PREAMBLE) + priv->staging_rxon.assoc_id = 0; + + if (vif->bss_conf.assoc_capability & + WLAN_CAPABILITY_SHORT_PREAMBLE) priv->staging_rxon.flags |= RXON_FLG_SHORT_PREAMBLE_MSK; else @@ -2833,22 +3026,21 @@ void iwl_config_ap(struct iwl_priv *priv) ~RXON_FLG_SHORT_PREAMBLE_MSK; if (priv->staging_rxon.flags & RXON_FLG_BAND_24G_MSK) { - if (priv->assoc_capability & - WLAN_CAPABILITY_SHORT_SLOT_TIME) + if (vif->bss_conf.assoc_capability & + WLAN_CAPABILITY_SHORT_SLOT_TIME) priv->staging_rxon.flags |= RXON_FLG_SHORT_SLOT_MSK; else priv->staging_rxon.flags &= ~RXON_FLG_SHORT_SLOT_MSK; - if (priv->iw_mode == NL80211_IFTYPE_ADHOC) + if (vif->type == NL80211_IFTYPE_ADHOC) priv->staging_rxon.flags &= ~RXON_FLG_SHORT_SLOT_MSK; } /* restore RXON assoc */ priv->staging_rxon.filter_flags |= RXON_FILTER_ASSOC_MSK; iwlcore_commit_rxon(priv); - iwl_add_bcast_station(priv); } iwl_send_beacon_cmd(priv); @@ -2867,8 +3059,7 @@ static void iwl_mac_update_tkip_key(struct ieee80211_hw *hw, struct iwl_priv *priv = hw->priv; IWL_DEBUG_MAC80211(priv, "enter\n"); - iwl_update_tkip_key(priv, keyconf, - sta ? sta->addr : iwl_bcast_addr, + iwl_update_tkip_key(priv, keyconf, sta, iv32, phase1key); IWL_DEBUG_MAC80211(priv, "leave\n"); @@ -2880,7 +3071,6 @@ static int iwl_mac_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, struct ieee80211_key_conf *key) { struct iwl_priv *priv = hw->priv; - const u8 *addr; int ret; u8 sta_id; bool is_default_wep_key = false; @@ -2891,13 +3081,17 @@ static int iwl_mac_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, IWL_DEBUG_MAC80211(priv, "leave - hwcrypto disabled\n"); return -EOPNOTSUPP; } - addr = sta ? sta->addr : iwl_bcast_addr; - sta_id = iwl_find_station(priv, addr); - if (sta_id == IWL_INVALID_STATION) { - IWL_DEBUG_MAC80211(priv, "leave - %pM not in station map.\n", - addr); - return -EINVAL; + if (sta) { + sta_id = iwl_sta_id(sta); + + if (sta_id == IWL_INVALID_STATION) { + IWL_DEBUG_MAC80211(priv, "leave - %pM not in station map.\n", + sta->addr); + return -EINVAL; + } + } else { + sta_id = priv->hw_params.bcast_sta_id; } mutex_lock(&priv->mutex); @@ -2946,8 +3140,8 @@ static int iwl_mac_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, static int iwl_mac_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif, - enum ieee80211_ampdu_mlme_action action, - struct ieee80211_sta *sta, u16 tid, u16 *ssn) + enum ieee80211_ampdu_mlme_action action, + struct ieee80211_sta *sta, u16 tid, u16 *ssn) { struct iwl_priv *priv = hw->priv; int ret; @@ -2961,17 +3155,17 @@ static int iwl_mac_ampdu_action(struct ieee80211_hw *hw, switch (action) { case IEEE80211_AMPDU_RX_START: IWL_DEBUG_HT(priv, "start Rx\n"); - return iwl_sta_rx_agg_start(priv, sta->addr, tid, *ssn); + return iwl_sta_rx_agg_start(priv, sta, tid, *ssn); case IEEE80211_AMPDU_RX_STOP: IWL_DEBUG_HT(priv, "stop Rx\n"); - ret = iwl_sta_rx_agg_stop(priv, sta->addr, tid); + ret = iwl_sta_rx_agg_stop(priv, sta, tid); if (test_bit(STATUS_EXIT_PENDING, &priv->status)) return 0; else return ret; case IEEE80211_AMPDU_TX_START: IWL_DEBUG_HT(priv, "start Tx\n"); - ret = iwlagn_tx_agg_start(priv, sta->addr, tid, ssn); + ret = iwlagn_tx_agg_start(priv, vif, sta, tid, ssn); if (ret == 0) { priv->_agn.agg_tids_count++; IWL_DEBUG_HT(priv, "priv->_agn.agg_tids_count = %u\n", @@ -2980,7 +3174,7 @@ static int iwl_mac_ampdu_action(struct ieee80211_hw *hw, return ret; case IEEE80211_AMPDU_TX_STOP: IWL_DEBUG_HT(priv, "stop Tx\n"); - ret = iwlagn_tx_agg_stop(priv, sta->addr, tid); + ret = iwlagn_tx_agg_stop(priv, vif, sta, tid); if ((ret == 0) && (priv->_agn.agg_tids_count > 0)) { priv->_agn.agg_tids_count--; IWL_DEBUG_HT(priv, "priv->_agn.agg_tids_count = %u\n", @@ -3022,7 +3216,7 @@ static void iwl_mac_sta_notify(struct ieee80211_hw *hw, if (!sta_priv->asleep) break; sta_priv->asleep = false; - sta_id = iwl_find_station(priv, sta->addr); + sta_id = iwl_sta_id(sta); if (sta_id != IWL_INVALID_STATION) iwl_sta_modify_ps_wake(priv, sta_id); break; @@ -3037,10 +3231,12 @@ static int iwlagn_mac_sta_add(struct ieee80211_hw *hw, { struct iwl_priv *priv = hw->priv; struct iwl_station_priv *sta_priv = (void *)sta->drv_priv; - bool is_ap = priv->iw_mode == NL80211_IFTYPE_STATION; + bool is_ap = vif->type == NL80211_IFTYPE_STATION; int ret; u8 sta_id; + sta_priv->common.sta_id = IWL_INVALID_STATION; + IWL_DEBUG_INFO(priv, "received request to add station %pM\n", sta->addr); @@ -3057,12 +3253,14 @@ static int iwlagn_mac_sta_add(struct ieee80211_hw *hw, return ret; } + sta_priv->common.sta_id = sta_id; + /* Initialize rate scaling */ IWL_DEBUG_INFO(priv, "Initializing rate scaling for station %pM\n", sta->addr); iwl_rs_rate_init(priv, sta, sta_id); - return ret; + return 0; } /***************************************************************************** @@ -3587,6 +3785,8 @@ static int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) iwl_power_initialize(priv); iwl_tt_initialize(priv); + init_completion(&priv->_agn.firmware_loading_complete); + err = iwl_request_firmware(priv, true); if (err) goto out_remove_sysfs; @@ -3627,6 +3827,8 @@ static void __devexit iwl_pci_remove(struct pci_dev *pdev) if (!priv) return; + wait_for_completion(&priv->_agn.firmware_loading_complete); + IWL_DEBUG_INFO(priv, "*** UNLOAD DRIVER ***\n"); iwl_dbgfs_unregister(priv); @@ -3784,11 +3986,10 @@ static DEFINE_PCI_DEVICE_TABLE(iwl_hw_card_ids) = { {IWL_PCI_DEVICE(0x4239, 0x1311, iwl6000i_2agn_cfg)}, {IWL_PCI_DEVICE(0x4239, 0x1316, iwl6000i_2abg_cfg)}, -/* 6x00 Series Gen2 */ - {IWL_PCI_DEVICE(0x0082, 0x1201, iwl6000g2_2agn_cfg)}, - {IWL_PCI_DEVICE(0x0082, 0x1301, iwl6000g2_2agn_cfg)}, - {IWL_PCI_DEVICE(0x0082, 0x1321, iwl6000g2_2agn_cfg)}, - {IWL_PCI_DEVICE(0x0085, 0x1311, iwl6000g2_2agn_cfg)}, +/* 6x00 Series Gen2a */ + {IWL_PCI_DEVICE(0x0082, 0x1201, iwl6000g2a_2agn_cfg)}, + {IWL_PCI_DEVICE(0x0085, 0x1211, iwl6000g2a_2agn_cfg)}, + {IWL_PCI_DEVICE(0x0082, 0x1221, iwl6000g2a_2agn_cfg)}, /* 6x50 WiFi/WiMax Series */ {IWL_PCI_DEVICE(0x0087, 0x1301, iwl6050_2agn_cfg)}, @@ -3901,3 +4102,8 @@ MODULE_PARM_DESC(fw_restart, "restart firmware in case of error"); module_param_named( disable_hw_scan, iwlagn_mod_params.disable_hw_scan, int, S_IRUGO); MODULE_PARM_DESC(disable_hw_scan, "disable hardware scanning (default 0)"); + +module_param_named(ucode_alternative, iwlagn_wanted_ucode_alternative, int, + S_IRUGO); +MODULE_PARM_DESC(ucode_alternative, + "specify ucode alternative to use from ucode file"); diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.h b/drivers/net/wireless/iwlwifi/iwl-agn.h index cfee9994383e..2d748053358e 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn.h +++ b/drivers/net/wireless/iwlwifi/iwl-agn.h @@ -66,7 +66,6 @@ #include "iwl-dev.h" extern struct iwl_mod_params iwlagn_mod_params; -extern struct iwl_ucode_ops iwlagn_ucode; extern struct iwl_hcmd_ops iwlagn_hcmd; extern struct iwl_hcmd_utils_ops iwlagn_hcmd_utils; @@ -136,9 +135,10 @@ void iwlagn_rx_reply_rx_phy(struct iwl_priv *priv, void iwlagn_hwrate_to_tx_control(struct iwl_priv *priv, u32 rate_n_flags, struct ieee80211_tx_info *info); int iwlagn_tx_skb(struct iwl_priv *priv, struct sk_buff *skb); -int iwlagn_tx_agg_start(struct iwl_priv *priv, - const u8 *ra, u16 tid, u16 *ssn); -int iwlagn_tx_agg_stop(struct iwl_priv *priv , const u8 *ra, u16 tid); +int iwlagn_tx_agg_start(struct iwl_priv *priv, struct ieee80211_vif *vif, + struct ieee80211_sta *sta, u16 tid, u16 *ssn); +int iwlagn_tx_agg_stop(struct iwl_priv *priv, struct ieee80211_vif *vif, + struct ieee80211_sta *sta, u16 tid); int iwlagn_txq_check_empty(struct iwl_priv *priv, int sta_id, u8 tid, int txq_id); void iwlagn_rx_reply_compressed_ba(struct iwl_priv *priv, @@ -172,6 +172,10 @@ static inline bool iwl_is_tx_success(u32 status) } /* scan */ -void iwlagn_request_scan(struct iwl_priv *priv); +void iwlagn_request_scan(struct iwl_priv *priv, struct ieee80211_vif *vif); + +/* station mgmt */ +int iwlagn_manage_ibss_station(struct iwl_priv *priv, + struct ieee80211_vif *vif, bool add); #endif /* __iwl_agn_h__ */ diff --git a/drivers/net/wireless/iwlwifi/iwl-commands.h b/drivers/net/wireless/iwlwifi/iwl-commands.h index 0086019b7a15..9aab020c474b 100644 --- a/drivers/net/wireless/iwlwifi/iwl-commands.h +++ b/drivers/net/wireless/iwlwifi/iwl-commands.h @@ -2668,7 +2668,6 @@ struct iwl_ssid_ie { #define IWL_GOOD_CRC_TH_NEVER cpu_to_le16(0xffff) #define IWL_MAX_SCAN_SIZE 1024 #define IWL_MAX_CMD_SIZE 4096 -#define IWL_MAX_PROBE_REQUEST 200 /* * REPLY_SCAN_CMD = 0x80 (command) @@ -3128,6 +3127,11 @@ struct statistics_tx { __le32 cts_timeout_collision; __le32 ack_or_ba_timeout_collision; struct statistics_tx_non_phy_agg agg; + /* + * "tx_power" are optional parameters provided by uCode, + * 6000 series is the only device provide the information, + * Those are reserved fields for all the other devices + */ struct statistics_tx_power tx_power; __le32 reserved1; } __attribute__ ((packed)); diff --git a/drivers/net/wireless/iwlwifi/iwl-core.c b/drivers/net/wireless/iwlwifi/iwl-core.c index 4cdf4d3a9ddb..e39086821077 100644 --- a/drivers/net/wireless/iwlwifi/iwl-core.c +++ b/drivers/net/wireless/iwlwifi/iwl-core.c @@ -68,37 +68,6 @@ static bool bt_coex_active = true; module_param(bt_coex_active, bool, S_IRUGO); MODULE_PARM_DESC(bt_coex_active, "enable wifi/bluetooth co-exist"); -static struct iwl_wimax_coex_event_entry cu_priorities[COEX_NUM_OF_EVENTS] = { - {COEX_CU_UNASSOC_IDLE_RP, COEX_CU_UNASSOC_IDLE_WP, - 0, COEX_UNASSOC_IDLE_FLAGS}, - {COEX_CU_UNASSOC_MANUAL_SCAN_RP, COEX_CU_UNASSOC_MANUAL_SCAN_WP, - 0, COEX_UNASSOC_MANUAL_SCAN_FLAGS}, - {COEX_CU_UNASSOC_AUTO_SCAN_RP, COEX_CU_UNASSOC_AUTO_SCAN_WP, - 0, COEX_UNASSOC_AUTO_SCAN_FLAGS}, - {COEX_CU_CALIBRATION_RP, COEX_CU_CALIBRATION_WP, - 0, COEX_CALIBRATION_FLAGS}, - {COEX_CU_PERIODIC_CALIBRATION_RP, COEX_CU_PERIODIC_CALIBRATION_WP, - 0, COEX_PERIODIC_CALIBRATION_FLAGS}, - {COEX_CU_CONNECTION_ESTAB_RP, COEX_CU_CONNECTION_ESTAB_WP, - 0, COEX_CONNECTION_ESTAB_FLAGS}, - {COEX_CU_ASSOCIATED_IDLE_RP, COEX_CU_ASSOCIATED_IDLE_WP, - 0, COEX_ASSOCIATED_IDLE_FLAGS}, - {COEX_CU_ASSOC_MANUAL_SCAN_RP, COEX_CU_ASSOC_MANUAL_SCAN_WP, - 0, COEX_ASSOC_MANUAL_SCAN_FLAGS}, - {COEX_CU_ASSOC_AUTO_SCAN_RP, COEX_CU_ASSOC_AUTO_SCAN_WP, - 0, COEX_ASSOC_AUTO_SCAN_FLAGS}, - {COEX_CU_ASSOC_ACTIVE_LEVEL_RP, COEX_CU_ASSOC_ACTIVE_LEVEL_WP, - 0, COEX_ASSOC_ACTIVE_LEVEL_FLAGS}, - {COEX_CU_RF_ON_RP, COEX_CU_RF_ON_WP, 0, COEX_CU_RF_ON_FLAGS}, - {COEX_CU_RF_OFF_RP, COEX_CU_RF_OFF_WP, 0, COEX_RF_OFF_FLAGS}, - {COEX_CU_STAND_ALONE_DEBUG_RP, COEX_CU_STAND_ALONE_DEBUG_WP, - 0, COEX_STAND_ALONE_DEBUG_FLAGS}, - {COEX_CU_IPAN_ASSOC_LEVEL_RP, COEX_CU_IPAN_ASSOC_LEVEL_WP, - 0, COEX_IPAN_ASSOC_LEVEL_FLAGS}, - {COEX_CU_RSRVD1_RP, COEX_CU_RSRVD1_WP, 0, COEX_RSRVD1_FLAGS}, - {COEX_CU_RSRVD2_RP, COEX_CU_RSRVD2_WP, 0, COEX_RSRVD2_FLAGS} -}; - #define IWL_DECLARE_RATE_INFO(r, s, ip, in, rp, rn, pp, np) \ [IWL_RATE_##r##M_INDEX] = { IWL_RATE_##r##M_PLCP, \ IWL_RATE_SISO_##s##M_PLCP, \ @@ -512,7 +481,7 @@ static u16 iwl_adjust_beacon_interval(u16 beacon_val, u16 max_beacon_val) return new_val; } -void iwl_setup_rxon_timing(struct iwl_priv *priv) +void iwl_setup_rxon_timing(struct iwl_priv *priv, struct ieee80211_vif *vif) { u64 tsf; s32 interval_tm, rem; @@ -526,15 +495,14 @@ void iwl_setup_rxon_timing(struct iwl_priv *priv) priv->rxon_timing.timestamp = cpu_to_le64(priv->timestamp); priv->rxon_timing.listen_interval = cpu_to_le16(conf->listen_interval); - if (priv->iw_mode == NL80211_IFTYPE_STATION) { - beacon_int = priv->beacon_int; - priv->rxon_timing.atim_window = 0; - } else { - beacon_int = priv->vif->bss_conf.beacon_int; + beacon_int = vif->bss_conf.beacon_int; + if (vif->type == NL80211_IFTYPE_ADHOC) { /* TODO: we need to get atim_window from upper stack * for now we set to 0 */ priv->rxon_timing.atim_window = 0; + } else { + priv->rxon_timing.atim_window = 0; } beacon_int = iwl_adjust_beacon_interval(beacon_int, @@ -926,8 +894,9 @@ int iwl_set_rxon_channel(struct iwl_priv *priv, struct ieee80211_channel *ch) } EXPORT_SYMBOL(iwl_set_rxon_channel); -void iwl_set_flags_for_band(struct iwl_priv *priv, - enum ieee80211_band band) +static void iwl_set_flags_for_band(struct iwl_priv *priv, + enum ieee80211_band band, + struct ieee80211_vif *vif) { if (band == IEEE80211_BAND_5GHZ) { priv->staging_rxon.flags &= @@ -936,12 +905,12 @@ void iwl_set_flags_for_band(struct iwl_priv *priv, priv->staging_rxon.flags |= RXON_FLG_SHORT_SLOT_MSK; } else { /* Copied from iwl_post_associate() */ - if (priv->assoc_capability & WLAN_CAPABILITY_SHORT_SLOT_TIME) + if (vif && vif->bss_conf.assoc_capability & WLAN_CAPABILITY_SHORT_SLOT_TIME) priv->staging_rxon.flags |= RXON_FLG_SHORT_SLOT_MSK; else priv->staging_rxon.flags &= ~RXON_FLG_SHORT_SLOT_MSK; - if (priv->iw_mode == NL80211_IFTYPE_ADHOC) + if (vif && vif->type == NL80211_IFTYPE_ADHOC) priv->staging_rxon.flags &= ~RXON_FLG_SHORT_SLOT_MSK; priv->staging_rxon.flags |= RXON_FLG_BAND_24G_MSK; @@ -953,13 +922,18 @@ void iwl_set_flags_for_band(struct iwl_priv *priv, /* * initialize rxon structure with default values from eeprom */ -void iwl_connection_init_rx_config(struct iwl_priv *priv, int mode) +void iwl_connection_init_rx_config(struct iwl_priv *priv, + struct ieee80211_vif *vif) { const struct iwl_channel_info *ch_info; + enum nl80211_iftype type = NL80211_IFTYPE_STATION; + + if (vif) + type = vif->type; memset(&priv->staging_rxon, 0, sizeof(priv->staging_rxon)); - switch (mode) { + switch (type) { case NL80211_IFTYPE_AP: priv->staging_rxon.dev_type = RXON_DEV_TYPE_AP; break; @@ -977,7 +951,7 @@ void iwl_connection_init_rx_config(struct iwl_priv *priv, int mode) break; default: - IWL_ERR(priv, "Unsupported interface type %d\n", mode); + IWL_ERR(priv, "Unsupported interface type %d\n", type); break; } @@ -999,7 +973,7 @@ void iwl_connection_init_rx_config(struct iwl_priv *priv, int mode) priv->staging_rxon.channel = cpu_to_le16(ch_info->channel); priv->band = ch_info->band; - iwl_set_flags_for_band(priv, priv->band); + iwl_set_flags_for_band(priv, priv->band, vif); priv->staging_rxon.ofdm_basic_rates = (IWL_OFDM_RATES_MASK >> IWL_FIRST_OFDM_RATE) & 0xFF; @@ -1100,6 +1074,9 @@ void iwl_irq_handle_error(struct iwl_priv *priv) /* Cancel currently queued command. */ clear_bit(STATUS_HCMD_ACTIVE, &priv->status); + IWL_ERR(priv, "Loaded firmware version: %s\n", + priv->hw->wiphy->fw_version); + priv->cfg->ops->lib->dump_nic_error_log(priv); if (priv->cfg->ops->lib->dump_csr) priv->cfg->ops->lib->dump_csr(priv); @@ -1286,41 +1263,33 @@ void iwl_configure_filter(struct ieee80211_hw *hw, u64 multicast) { struct iwl_priv *priv = hw->priv; - __le32 *filter_flags = &priv->staging_rxon.filter_flags; + __le32 filter_or = 0, filter_nand = 0; + +#define CHK(test, flag) do { \ + if (*total_flags & (test)) \ + filter_or |= (flag); \ + else \ + filter_nand |= (flag); \ + } while (0) IWL_DEBUG_MAC80211(priv, "Enter: changed: 0x%x, total: 0x%x\n", changed_flags, *total_flags); - if (changed_flags & (FIF_OTHER_BSS | FIF_PROMISC_IN_BSS)) { - if (*total_flags & (FIF_OTHER_BSS | FIF_PROMISC_IN_BSS)) - *filter_flags |= RXON_FILTER_PROMISC_MSK; - else - *filter_flags &= ~RXON_FILTER_PROMISC_MSK; - } - if (changed_flags & FIF_ALLMULTI) { - if (*total_flags & FIF_ALLMULTI) - *filter_flags |= RXON_FILTER_ACCEPT_GRP_MSK; - else - *filter_flags &= ~RXON_FILTER_ACCEPT_GRP_MSK; - } - if (changed_flags & FIF_CONTROL) { - if (*total_flags & FIF_CONTROL) - *filter_flags |= RXON_FILTER_CTL2HOST_MSK; - else - *filter_flags &= ~RXON_FILTER_CTL2HOST_MSK; - } - if (changed_flags & FIF_BCN_PRBRESP_PROMISC) { - if (*total_flags & FIF_BCN_PRBRESP_PROMISC) - *filter_flags |= RXON_FILTER_BCON_AWARE_MSK; - else - *filter_flags &= ~RXON_FILTER_BCON_AWARE_MSK; - } + CHK(FIF_OTHER_BSS | FIF_PROMISC_IN_BSS, RXON_FILTER_PROMISC_MSK); + CHK(FIF_ALLMULTI, RXON_FILTER_ACCEPT_GRP_MSK); + CHK(FIF_CONTROL, RXON_FILTER_CTL2HOST_MSK); + CHK(FIF_BCN_PRBRESP_PROMISC, RXON_FILTER_BCON_AWARE_MSK); - /* We avoid iwl_commit_rxon here to commit the new filter flags - * since mac80211 will call ieee80211_hw_config immediately. - * (mc_list is not supported at this time). Otherwise, we need to - * queue a background iwl_commit_rxon work. - */ +#undef CHK + + mutex_lock(&priv->mutex); + + priv->staging_rxon.filter_flags &= ~filter_nand; + priv->staging_rxon.filter_flags |= filter_or; + + iwlcore_commit_rxon(priv); + + mutex_unlock(&priv->mutex); *total_flags &= FIF_OTHER_BSS | FIF_ALLMULTI | FIF_PROMISC_IN_BSS | FIF_BCN_PRBRESP_PROMISC | FIF_CONTROL; @@ -1772,10 +1741,11 @@ int iwl_mac_conf_tx(struct ieee80211_hw *hw, u16 queue, EXPORT_SYMBOL(iwl_mac_conf_tx); static void iwl_ht_conf(struct iwl_priv *priv, - struct ieee80211_bss_conf *bss_conf) + struct ieee80211_vif *vif) { struct iwl_ht_config *ht_conf = &priv->current_ht_config; struct ieee80211_sta *sta; + struct ieee80211_bss_conf *bss_conf = &vif->bss_conf; IWL_DEBUG_MAC80211(priv, "enter:\n"); @@ -1789,10 +1759,10 @@ static void iwl_ht_conf(struct iwl_priv *priv, ht_conf->single_chain_sufficient = false; - switch (priv->iw_mode) { + switch (vif->type) { case NL80211_IFTYPE_STATION: rcu_read_lock(); - sta = ieee80211_find_sta(priv->vif, priv->bssid); + sta = ieee80211_find_sta(vif, bss_conf->bssid); if (sta) { struct ieee80211_sta_ht_cap *ht_cap = &sta->ht_cap; int maxstreams; @@ -1830,7 +1800,6 @@ static void iwl_ht_conf(struct iwl_priv *priv, static inline void iwl_set_no_assoc(struct iwl_priv *priv) { - priv->assoc_id = 0; iwl_led_disassociate(priv); /* * inform the ucode that there is no longer an @@ -1858,14 +1827,12 @@ void iwl_bss_info_changed(struct ieee80211_hw *hw, mutex_lock(&priv->mutex); - if (changes & BSS_CHANGED_BEACON && - priv->iw_mode == NL80211_IFTYPE_AP) { + if (changes & BSS_CHANGED_BEACON && vif->type == NL80211_IFTYPE_AP) { dev_kfree_skb(priv->ibss_beacon); priv->ibss_beacon = ieee80211_beacon_get(hw, vif); } if (changes & BSS_CHANGED_BEACON_INT) { - priv->beacon_int = bss_conf->beacon_int; /* TODO: in AP mode, do something to make this take effect */ } @@ -1885,8 +1852,7 @@ void iwl_bss_info_changed(struct ieee80211_hw *hw, } /* mac80211 only sets assoc when in STATION mode */ - if (priv->iw_mode == NL80211_IFTYPE_ADHOC || - bss_conf->assoc) { + if (vif->type == NL80211_IFTYPE_ADHOC || bss_conf->assoc) { memcpy(priv->staging_rxon.bssid_addr, bss_conf->bssid, ETH_ALEN); @@ -1904,7 +1870,7 @@ void iwl_bss_info_changed(struct ieee80211_hw *hw, * mac80211 decides to do both changes at once because * it will invoke post_associate. */ - if (priv->iw_mode == NL80211_IFTYPE_ADHOC && + if (vif->type == NL80211_IFTYPE_ADHOC && changes & BSS_CHANGED_BEACON) { struct sk_buff *beacon = ieee80211_beacon_get(hw, vif); @@ -1947,7 +1913,7 @@ void iwl_bss_info_changed(struct ieee80211_hw *hw, } if (changes & BSS_CHANGED_HT) { - iwl_ht_conf(priv, bss_conf); + iwl_ht_conf(priv, vif); if (priv->cfg->ops->hcmd->set_rxon_chain) priv->cfg->ops->hcmd->set_rxon_chain(priv); @@ -1956,20 +1922,17 @@ void iwl_bss_info_changed(struct ieee80211_hw *hw, if (changes & BSS_CHANGED_ASSOC) { IWL_DEBUG_MAC80211(priv, "ASSOC %d\n", bss_conf->assoc); if (bss_conf->assoc) { - priv->assoc_id = bss_conf->aid; - priv->beacon_int = bss_conf->beacon_int; priv->timestamp = bss_conf->timestamp; - priv->assoc_capability = bss_conf->assoc_capability; iwl_led_associate(priv); if (!iwl_is_rfkill(priv)) - priv->cfg->ops->lib->post_associate(priv); + priv->cfg->ops->lib->post_associate(priv, vif); } else iwl_set_no_assoc(priv); } - if (changes && iwl_is_associated(priv) && priv->assoc_id) { + if (changes && iwl_is_associated(priv) && bss_conf->aid) { IWL_DEBUG_MAC80211(priv, "Changes (%#x) while associated\n", changes); ret = iwl_send_rxon_assoc(priv); @@ -1986,11 +1949,20 @@ void iwl_bss_info_changed(struct ieee80211_hw *hw, memcpy(priv->staging_rxon.bssid_addr, bss_conf->bssid, ETH_ALEN); memcpy(priv->bssid, bss_conf->bssid, ETH_ALEN); - iwlcore_config_ap(priv); + iwlcore_config_ap(priv, vif); } else iwl_set_no_assoc(priv); } + if (changes & BSS_CHANGED_IBSS) { + ret = priv->cfg->ops->lib->manage_ibss_station(priv, vif, + bss_conf->ibss_joined); + if (ret) + IWL_ERR(priv, "failed to %s IBSS station %pM\n", + bss_conf->ibss_joined ? "add" : "remove", + bss_conf->bssid); + } + mutex_unlock(&priv->mutex); IWL_DEBUG_MAC80211(priv, "leave\n"); @@ -2017,14 +1989,13 @@ int iwl_mac_beacon_update(struct ieee80211_hw *hw, struct sk_buff *skb) priv->ibss_beacon = skb; - priv->assoc_id = 0; timestamp = ((struct ieee80211_mgmt *)skb->data)->u.beacon.timestamp; priv->timestamp = le64_to_cpu(timestamp); IWL_DEBUG_MAC80211(priv, "leave\n"); spin_unlock_irqrestore(&priv->lock, flags); - priv->cfg->ops->lib->post_associate(priv); + priv->cfg->ops->lib->post_associate(priv, priv->vif); return 0; } @@ -2032,7 +2003,7 @@ EXPORT_SYMBOL(iwl_mac_beacon_update); static int iwl_set_mode(struct iwl_priv *priv, struct ieee80211_vif *vif) { - iwl_connection_init_rx_config(priv, vif->type); + iwl_connection_init_rx_config(priv, vif); if (priv->cfg->ops->hcmd->set_rxon_chain) priv->cfg->ops->hcmd->set_rxon_chain(priv); @@ -2072,9 +2043,6 @@ int iwl_mac_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif) if (err) goto out_err; - /* Add the broadcast address so we can send broadcast frames */ - priv->cfg->ops->lib->add_bcast_station(priv); - goto out; out_err: @@ -2097,8 +2065,6 @@ void iwl_mac_remove_interface(struct ieee80211_hw *hw, mutex_lock(&priv->mutex); - iwl_clear_ucode_stations(priv, true); - if (iwl_is_ready_rf(priv)) { iwl_scan_cancel_timeout(priv, 100); priv->staging_rxon.filter_flags &= ~RXON_FILTER_ASSOC_MSK; @@ -2204,7 +2170,7 @@ int iwl_mac_config(struct ieee80211_hw *hw, u32 changed) iwl_set_rxon_channel(priv, conf->channel); iwl_set_rxon_ht(priv, ht_conf); - iwl_set_flags_for_band(priv, conf->channel->band); + iwl_set_flags_for_band(priv, conf->channel->band, priv->vif); spin_unlock_irqrestore(&priv->lock, flags); if (iwl_is_associated(priv) && (le16_to_cpu(priv->active_rxon.channel) != ch) && @@ -2287,8 +2253,6 @@ void iwl_mac_reset_tsf(struct ieee80211_hw *hw) spin_unlock_irqrestore(&priv->lock, flags); spin_lock_irqsave(&priv->lock, flags); - priv->assoc_id = 0; - priv->assoc_capability = 0; /* new association get rid of ibss beacon skb */ if (priv->ibss_beacon) @@ -2296,7 +2260,6 @@ void iwl_mac_reset_tsf(struct ieee80211_hw *hw) priv->ibss_beacon = NULL; - priv->beacon_int = priv->vif->bss_conf.beacon_int; priv->timestamp = 0; spin_unlock_irqrestore(&priv->lock, flags); @@ -2343,34 +2306,6 @@ void iwl_free_txq_mem(struct iwl_priv *priv) } EXPORT_SYMBOL(iwl_free_txq_mem); -int iwl_send_wimax_coex(struct iwl_priv *priv) -{ - struct iwl_wimax_coex_cmd coex_cmd; - - if (priv->cfg->support_wimax_coexist) { - /* UnMask wake up src at associated sleep */ - coex_cmd.flags = COEX_FLAGS_ASSOC_WA_UNMASK_MSK; - - /* UnMask wake up src at unassociated sleep */ - coex_cmd.flags |= COEX_FLAGS_UNASSOC_WA_UNMASK_MSK; - memcpy(coex_cmd.sta_prio, cu_priorities, - sizeof(struct iwl_wimax_coex_event_entry) * - COEX_NUM_OF_EVENTS); - - /* enabling the coexistence feature */ - coex_cmd.flags |= COEX_FLAGS_COEX_ENABLE_MSK; - - /* enabling the priorities tables */ - coex_cmd.flags |= COEX_FLAGS_STA_TABLE_VALID_MSK; - } else { - /* coexistence is disabled */ - memset(&coex_cmd, 0, sizeof(coex_cmd)); - } - return iwl_send_cmd_pdu(priv, COEX_PRIORITY_TABLE_CMD, - sizeof(coex_cmd), &coex_cmd); -} -EXPORT_SYMBOL(iwl_send_wimax_coex); - #ifdef CONFIG_IWLWIFI_DEBUGFS #define IWL_TRAFFIC_DUMP_SIZE (IWL_TRAFFIC_ENTRY_SIZE * IWL_TRAFFIC_ENTRIES) diff --git a/drivers/net/wireless/iwlwifi/iwl-core.h b/drivers/net/wireless/iwlwifi/iwl-core.h index 727360944859..7e5a5ba41fd2 100644 --- a/drivers/net/wireless/iwlwifi/iwl-core.h +++ b/drivers/net/wireless/iwlwifi/iwl-core.h @@ -106,7 +106,7 @@ struct iwl_hcmd_utils_ops { __le32 *tx_flags); int (*calc_rssi)(struct iwl_priv *priv, struct iwl_rx_phy_res *rx_resp); - void (*request_scan)(struct iwl_priv *priv); + void (*request_scan)(struct iwl_priv *priv, struct ieee80211_vif *vif); }; struct iwl_apm_ops { @@ -131,17 +131,6 @@ struct iwl_temp_ops { void (*set_calib_version)(struct iwl_priv *priv); }; -struct iwl_ucode_ops { - u32 (*get_header_size)(u32); - u32 (*get_build)(const struct iwl_ucode_header *, u32); - u32 (*get_inst_size)(const struct iwl_ucode_header *, u32); - u32 (*get_data_size)(const struct iwl_ucode_header *, u32); - u32 (*get_init_size)(const struct iwl_ucode_header *, u32); - u32 (*get_init_data_size)(const struct iwl_ucode_header *, u32); - u32 (*get_boot_size)(const struct iwl_ucode_header *, u32); - u8 * (*get_data)(const struct iwl_ucode_header *, u32); -}; - struct iwl_lib_ops { /* set hw dependent parameters */ int (*set_hw_params)(struct iwl_priv *priv); @@ -191,8 +180,9 @@ struct iwl_lib_ops { /* power */ int (*send_tx_power) (struct iwl_priv *priv); void (*update_chain_flags)(struct iwl_priv *priv); - void (*post_associate) (struct iwl_priv *priv); - void (*config_ap) (struct iwl_priv *priv); + void (*post_associate)(struct iwl_priv *priv, + struct ieee80211_vif *vif); + void (*config_ap)(struct iwl_priv *priv, struct ieee80211_vif *vif); irqreturn_t (*isr) (int irq, void *data); /* eeprom operations (as defined in iwl-eeprom.h) */ @@ -201,7 +191,8 @@ struct iwl_lib_ops { /* temperature */ struct iwl_temp_ops temp_ops; /* station management */ - void (*add_bcast_station)(struct iwl_priv *priv); + int (*manage_ibss_station)(struct iwl_priv *priv, + struct ieee80211_vif *vif, bool add); /* recover from tx queue stall */ void (*recover_from_tx_stall)(unsigned long data); /* check for plcp health */ @@ -220,7 +211,6 @@ struct iwl_led_ops { }; struct iwl_ops { - const struct iwl_ucode_ops *ucode; const struct iwl_lib_ops *lib; const struct iwl_hcmd_ops *hcmd; const struct iwl_hcmd_utils_ops *utils; @@ -257,6 +247,18 @@ struct iwl_mod_params { * @support_wimax_coexist: support wimax/wifi co-exist * @plcp_delta_threshold: plcp error rate threshold used to trigger * radio tuning when there is a high receiving plcp error rate + * @chain_noise_scale: default chain noise scale used for gain computation + * @monitor_recover_period: default timer used to check stuck queues + * @temperature_kelvin: temperature report by uCode in kelvin + * @max_event_log_size: size of event log buffer size for ucode event logging + * @tx_power_by_driver: tx power calibration performed by driver + * instead of uCode + * @ucode_tracing: support ucode continuous tracing + * @sensitivity_calib_by_driver: driver has the capability to perform + * sensitivity calibration operation + * @chain_noise_calib_by_driver: driver has the capability to perform + * chain noise calibration operation + * @scan_antennas: available antenna for scan operation * * We enable the driver to be backward compatible wrt API version. The * driver specifies which APIs it supports (with @ucode_api_max being the @@ -319,6 +321,10 @@ struct iwl_cfg { u32 monitor_recover_period; bool temperature_kelvin; u32 max_event_log_size; + const bool tx_power_by_driver; + const bool ucode_tracing; + const bool sensitivity_calib_by_driver; + const bool chain_noise_calib_by_driver; u8 scan_antennas[IEEE80211_NUM_BANDS]; }; @@ -340,8 +346,8 @@ int iwl_set_rxon_channel(struct iwl_priv *priv, struct ieee80211_channel *ch); void iwl_set_rxon_ht(struct iwl_priv *priv, struct iwl_ht_config *ht_conf); u8 iwl_is_ht40_tx_allowed(struct iwl_priv *priv, struct ieee80211_sta_ht_cap *sta_ht_inf); -void iwl_set_flags_for_band(struct iwl_priv *priv, enum ieee80211_band band); -void iwl_connection_init_rx_config(struct iwl_priv *priv, int mode); +void iwl_connection_init_rx_config(struct iwl_priv *priv, + struct ieee80211_vif *vif); int iwl_set_decrypted_flag(struct iwl_priv *priv, struct ieee80211_hdr *hdr, u32 decrypt_res, @@ -351,7 +357,7 @@ void iwl_configure_filter(struct ieee80211_hw *hw, unsigned int changed_flags, unsigned int *total_flags, u64 multicast); int iwl_set_hw_params(struct iwl_priv *priv); -void iwl_post_associate(struct iwl_priv *priv); +void iwl_post_associate(struct iwl_priv *priv, struct ieee80211_vif *vif); void iwl_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_bss_conf *bss_conf, @@ -363,13 +369,12 @@ int iwl_mac_add_interface(struct ieee80211_hw *hw, void iwl_mac_remove_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif); int iwl_mac_config(struct ieee80211_hw *hw, u32 changed); -void iwl_config_ap(struct iwl_priv *priv); +void iwl_config_ap(struct iwl_priv *priv, struct ieee80211_vif *vif); void iwl_mac_reset_tsf(struct ieee80211_hw *hw); int iwl_alloc_txq_mem(struct iwl_priv *priv); void iwl_free_txq_mem(struct iwl_priv *priv); void iwlcore_rts_tx_cmd_flag(struct ieee80211_tx_info *info, __le32 *tx_flags); -int iwl_send_wimax_coex(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); @@ -448,6 +453,8 @@ bool iwl_good_plcp_health(struct iwl_priv *priv, struct iwl_rx_packet *pkt); bool iwl_good_ack_health(struct iwl_priv *priv, struct iwl_rx_packet *pkt); +void iwl_recover_from_statistics(struct iwl_priv *priv, + struct iwl_rx_packet *pkt); void iwl_rx_statistics(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb); void iwl_reply_statistics(struct iwl_priv *priv, @@ -515,6 +522,7 @@ int iwl_scan_cancel_timeout(struct iwl_priv *priv, unsigned long ms); int iwl_mac_hw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct cfg80211_scan_request *req); +void iwl_bg_start_internal_scan(struct work_struct *work); void iwl_internal_short_hw_scan(struct iwl_priv *priv); int iwl_force_reset(struct iwl_priv *priv, int mode); u16 iwl_fill_probe_req(struct iwl_priv *priv, struct ieee80211_mgmt *frame, @@ -524,7 +532,8 @@ u16 iwl_get_active_dwell_time(struct iwl_priv *priv, enum ieee80211_band band, u8 n_probes); u16 iwl_get_passive_dwell_time(struct iwl_priv *priv, - enum ieee80211_band band); + enum ieee80211_band band, + struct ieee80211_vif *vif); void iwl_bg_scan_check(struct work_struct *data); void iwl_bg_abort_scan(struct work_struct *work); void iwl_bg_scan_completed(struct work_struct *work); @@ -688,7 +697,7 @@ extern int iwl_send_lq_cmd(struct iwl_priv *priv, void iwl_apm_stop(struct iwl_priv *priv); int iwl_apm_init(struct iwl_priv *priv); -void iwl_setup_rxon_timing(struct iwl_priv *priv); +void iwl_setup_rxon_timing(struct iwl_priv *priv, struct ieee80211_vif *vif); static inline int iwl_send_rxon_assoc(struct iwl_priv *priv) { return priv->cfg->ops->hcmd->rxon_assoc(priv); @@ -697,9 +706,10 @@ static inline int iwlcore_commit_rxon(struct iwl_priv *priv) { return priv->cfg->ops->hcmd->commit_rxon(priv); } -static inline void iwlcore_config_ap(struct iwl_priv *priv) +static inline void iwlcore_config_ap(struct iwl_priv *priv, + struct ieee80211_vif *vif) { - priv->cfg->ops->lib->config_ap(priv); + priv->cfg->ops->lib->config_ap(priv, vif); } static inline const struct ieee80211_supported_band *iwl_get_hw_mode( struct iwl_priv *priv, enum ieee80211_band band) diff --git a/drivers/net/wireless/iwlwifi/iwl-debugfs.c b/drivers/net/wireless/iwlwifi/iwl-debugfs.c index 4aabb542fcbe..9659c5d01df9 100644 --- a/drivers/net/wireless/iwlwifi/iwl-debugfs.c +++ b/drivers/net/wireless/iwlwifi/iwl-debugfs.c @@ -1220,46 +1220,6 @@ static ssize_t iwl_dbgfs_chain_noise_read(struct file *file, return ret; } -static ssize_t iwl_dbgfs_tx_power_read(struct file *file, - char __user *user_buf, - size_t count, loff_t *ppos) { - - struct iwl_priv *priv = file->private_data; - char buf[128]; - int pos = 0; - const size_t bufsz = sizeof(buf); - struct statistics_tx *tx; - - if (!iwl_is_alive(priv)) - pos += scnprintf(buf + pos, bufsz - pos, "N/A\n"); - else { - tx = &priv->statistics.tx; - if (tx->tx_power.ant_a || - tx->tx_power.ant_b || - tx->tx_power.ant_c) { - pos += scnprintf(buf + pos, bufsz - pos, - "tx power: (1/2 dB step)\n"); - if ((priv->cfg->valid_tx_ant & ANT_A) && - tx->tx_power.ant_a) - pos += scnprintf(buf + pos, bufsz - pos, - "\tantenna A: 0x%X\n", - tx->tx_power.ant_a); - if ((priv->cfg->valid_tx_ant & ANT_B) && - tx->tx_power.ant_b) - pos += scnprintf(buf + pos, bufsz - pos, - "\tantenna B: 0x%X\n", - tx->tx_power.ant_b); - if ((priv->cfg->valid_tx_ant & ANT_C) && - tx->tx_power.ant_c) - pos += scnprintf(buf + pos, bufsz - pos, - "\tantenna C: 0x%X\n", - tx->tx_power.ant_c); - } else - pos += scnprintf(buf + pos, bufsz - pos, "N/A\n"); - } - return simple_read_from_buffer(user_buf, count, ppos, buf, pos); -} - static ssize_t iwl_dbgfs_power_save_status_read(struct file *file, char __user *user_buf, size_t count, loff_t *ppos) @@ -1571,7 +1531,6 @@ DEBUGFS_READ_FILE_OPS(ucode_tx_stats); DEBUGFS_READ_FILE_OPS(ucode_general_stats); DEBUGFS_READ_FILE_OPS(sensitivity); DEBUGFS_READ_FILE_OPS(chain_noise); -DEBUGFS_READ_FILE_OPS(tx_power); DEBUGFS_READ_FILE_OPS(power_save_status); DEBUGFS_WRITE_FILE_OPS(clear_ucode_statistics); DEBUGFS_WRITE_FILE_OPS(clear_traffic_statistics); @@ -1618,8 +1577,11 @@ int iwl_dbgfs_register(struct iwl_priv *priv, const char *name) DEBUGFS_ADD_FILE(interrupt, dir_data, S_IWUSR | S_IRUSR); DEBUGFS_ADD_FILE(qos, dir_data, S_IRUSR); DEBUGFS_ADD_FILE(led, dir_data, S_IRUSR); - DEBUGFS_ADD_FILE(sleep_level_override, dir_data, S_IWUSR | S_IRUSR); - DEBUGFS_ADD_FILE(current_sleep_command, dir_data, S_IRUSR); + if (!priv->cfg->broken_powersave) { + DEBUGFS_ADD_FILE(sleep_level_override, dir_data, + S_IWUSR | S_IRUSR); + DEBUGFS_ADD_FILE(current_sleep_command, dir_data, S_IRUSR); + } DEBUGFS_ADD_FILE(thermal_throttling, dir_data, S_IRUSR); DEBUGFS_ADD_FILE(disable_ht40, dir_data, S_IWUSR | S_IRUSR); DEBUGFS_ADD_FILE(rx_statistics, dir_debug, S_IRUSR); @@ -1627,7 +1589,6 @@ int iwl_dbgfs_register(struct iwl_priv *priv, const char *name) DEBUGFS_ADD_FILE(traffic_log, dir_debug, S_IWUSR | S_IRUSR); DEBUGFS_ADD_FILE(rx_queue, dir_debug, S_IRUSR); DEBUGFS_ADD_FILE(tx_queue, dir_debug, S_IRUSR); - DEBUGFS_ADD_FILE(tx_power, dir_debug, 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); @@ -1640,18 +1601,21 @@ int iwl_dbgfs_register(struct iwl_priv *priv, const char *name) DEBUGFS_ADD_FILE(ucode_tx_stats, dir_debug, S_IRUSR); DEBUGFS_ADD_FILE(ucode_general_stats, dir_debug, S_IRUSR); - if ((priv->hw_rev & CSR_HW_REV_TYPE_MSK) != CSR_HW_REV_TYPE_3945) { + if (priv->cfg->sensitivity_calib_by_driver) DEBUGFS_ADD_FILE(sensitivity, dir_debug, S_IRUSR); + if (priv->cfg->chain_noise_calib_by_driver) DEBUGFS_ADD_FILE(chain_noise, dir_debug, S_IRUSR); + if (priv->cfg->ucode_tracing) DEBUGFS_ADD_FILE(ucode_tracing, dir_debug, S_IWUSR | S_IRUSR); - } DEBUGFS_ADD_FILE(rxon_flags, dir_debug, S_IWUSR); DEBUGFS_ADD_FILE(rxon_filter_flags, dir_debug, S_IWUSR); - DEBUGFS_ADD_BOOL(disable_sensitivity, dir_rf, &priv->disable_sens_cal); - DEBUGFS_ADD_BOOL(disable_chain_noise, dir_rf, - &priv->disable_chain_noise_cal); - if (((priv->hw_rev & CSR_HW_REV_TYPE_MSK) == CSR_HW_REV_TYPE_4965) || - ((priv->hw_rev & CSR_HW_REV_TYPE_MSK) == CSR_HW_REV_TYPE_3945)) + if (priv->cfg->sensitivity_calib_by_driver) + DEBUGFS_ADD_BOOL(disable_sensitivity, dir_rf, + &priv->disable_sens_cal); + if (priv->cfg->chain_noise_calib_by_driver) + DEBUGFS_ADD_BOOL(disable_chain_noise, dir_rf, + &priv->disable_chain_noise_cal); + if (priv->cfg->tx_power_by_driver) DEBUGFS_ADD_BOOL(disable_tx_power, dir_rf, &priv->disable_tx_power_cal); return 0; diff --git a/drivers/net/wireless/iwlwifi/iwl-dev.h b/drivers/net/wireless/iwlwifi/iwl-dev.h index 58c69a5798d4..f3f3473c5c7e 100644 --- a/drivers/net/wireless/iwlwifi/iwl-dev.h +++ b/drivers/net/wireless/iwlwifi/iwl-dev.h @@ -57,8 +57,8 @@ extern struct iwl_cfg iwl5100_bgn_cfg; extern struct iwl_cfg iwl5100_abg_cfg; extern struct iwl_cfg iwl5150_agn_cfg; extern struct iwl_cfg iwl5150_abg_cfg; +extern struct iwl_cfg iwl6000g2a_2agn_cfg; extern struct iwl_cfg iwl6000i_2agn_cfg; -extern struct iwl_cfg iwl6000g2_2agn_cfg; extern struct iwl_cfg iwl6000i_2abg_cfg; extern struct iwl_cfg iwl6000i_2bg_cfg; extern struct iwl_cfg iwl6000_3agn_cfg; @@ -497,20 +497,38 @@ struct iwl_station_entry { struct iwl_link_quality_cmd *lq; }; +struct iwl_station_priv_common { + u8 sta_id; +}; + /* * iwl_station_priv: Driver's private station information * * When mac80211 creates a station it reserves some space (hw->sta_data_size) * in the structure for use by driver. This structure is places in that * space. + * + * The common struct MUST be first because it is shared between + * 3945 and agn! */ struct iwl_station_priv { + struct iwl_station_priv_common common; struct iwl_lq_sta lq_sta; atomic_t pending_frames; bool client; bool asleep; }; +/** + * struct iwl_vif_priv - driver's private per-interface information + * + * When mac80211 allocates a virtual interface, it can allocate + * space for us to put data into. + */ +struct iwl_vif_priv { + u8 ibss_bssid_sta_id; +}; + /* one for each uCode image (inst/data, boot/init/runtime) */ struct fw_desc { void *v_addr; /* access by driver */ @@ -518,7 +536,7 @@ struct fw_desc { u32 len; /* bytes */ }; -/* uCode file layout */ +/* v1/v2 uCode file layout */ struct iwl_ucode_header { __le32 ver; /* major/minor/API/serial */ union { @@ -541,7 +559,62 @@ struct iwl_ucode_header { } v2; } u; }; -#define UCODE_HEADER_SIZE(ver) ((ver) == 1 ? 24 : 28) + +/* + * new TLV uCode file layout + * + * The new TLV file format contains TLVs, that each specify + * some piece of data. To facilitate "groups", for example + * different instruction image with different capabilities, + * bundled with the same init image, an alternative mechanism + * is provided: + * When the alternative field is 0, that means that the item + * is always valid. When it is non-zero, then it is only + * valid in conjunction with items of the same alternative, + * in which case the driver (user) selects one alternative + * to use. + */ + +enum iwl_ucode_tlv_type { + IWL_UCODE_TLV_INVALID = 0, /* unused */ + IWL_UCODE_TLV_INST = 1, + IWL_UCODE_TLV_DATA = 2, + IWL_UCODE_TLV_INIT = 3, + IWL_UCODE_TLV_INIT_DATA = 4, + IWL_UCODE_TLV_BOOT = 5, + IWL_UCODE_TLV_PROBE_MAX_LEN = 6, /* a u32 value */ +}; + +struct iwl_ucode_tlv { + __le16 type; /* see above */ + __le16 alternative; /* see comment */ + __le32 length; /* not including type/length fields */ + u8 data[0]; +} __attribute__ ((packed)); + +#define IWL_TLV_UCODE_MAGIC 0x0a4c5749 + +struct iwl_tlv_ucode_header { + /* + * The TLV style ucode header is distinguished from + * the v1/v2 style header by first four bytes being + * zero, as such is an invalid combination of + * major/minor/API/serial versions. + */ + __le32 zero; + __le32 magic; + u8 human_readable[64]; + __le32 ver; /* major/minor/API/serial */ + __le32 build; + __le64 alternatives; /* bitmask of valid alternatives */ + /* + * The data contained herein has a TLV layout, + * see above for the TLV header and types. + * Note that each TLV is padded to a length + * that is a multiple of 4 for alignment. + */ + u8 data[0]; +}; struct iwl4965_ibss_seq { u8 mac[ETH_ALEN]; @@ -1155,8 +1228,7 @@ struct iwl_priv { #endif /* context information */ - u8 bssid[ETH_ALEN]; - u16 rts_threshold; + u8 bssid[ETH_ALEN]; /* used only on 3945 but filled by core */ u8 mac_addr[ETH_ALEN]; /*station table variables */ @@ -1189,7 +1261,6 @@ struct iwl_priv { /* Last Rx'd beacon timestamp */ u64 timestamp; - u16 beacon_int; struct ieee80211_vif *vif; union { @@ -1242,6 +1313,8 @@ struct iwl_priv { struct iwl_rx_phy_res last_phy_res; bool last_phy_res_valid; + + struct completion firmware_loading_complete; } _agn; #endif }; @@ -1249,10 +1322,6 @@ struct iwl_priv { struct iwl_hw_params hw_params; u32 inta_mask; - /* Current association information needed to configure the - * hardware */ - u16 assoc_id; - u16 assoc_capability; struct iwl_qos_info qos_data; diff --git a/drivers/net/wireless/iwlwifi/iwl-eeprom.c b/drivers/net/wireless/iwlwifi/iwl-eeprom.c index fb5bb487f3bc..ee11452519e6 100644 --- a/drivers/net/wireless/iwlwifi/iwl-eeprom.c +++ b/drivers/net/wireless/iwlwifi/iwl-eeprom.c @@ -590,9 +590,16 @@ int iwl_eeprom_init(struct iwl_priv *priv) e[addr / 2] = cpu_to_le16(r >> 16); } } + + IWL_DEBUG_INFO(priv, "NVM Type: %s, version: 0x%x\n", + (priv->nvm_device_type == NVM_DEVICE_TYPE_OTP) + ? "OTP" : "EEPROM", + iwl_eeprom_query16(priv, EEPROM_VERSION)); + ret = 0; done: priv->cfg->ops->lib->eeprom_ops.release_semaphore(priv); + err: if (ret) iwl_eeprom_free(priv); diff --git a/drivers/net/wireless/iwlwifi/iwl-power.c b/drivers/net/wireless/iwlwifi/iwl-power.c index 581c683a8507..cda6a94d6cc9 100644 --- a/drivers/net/wireless/iwlwifi/iwl-power.c +++ b/drivers/net/wireless/iwlwifi/iwl-power.c @@ -318,10 +318,7 @@ int iwl_power_update_mode(struct iwl_priv *priv, bool force) update_chains = priv->chain_noise_data.state == IWL_CHAIN_NOISE_DONE || priv->chain_noise_data.state == IWL_CHAIN_NOISE_ALIVE; - if (priv->vif) - dtimper = priv->hw->conf.ps_dtim_period; - else - dtimper = 1; + dtimper = priv->hw->conf.ps_dtim_period ?: 1; if (priv->cfg->broken_powersave) iwl_power_sleep_cam_cmd(priv, &cmd); diff --git a/drivers/net/wireless/iwlwifi/iwl-rx.c b/drivers/net/wireless/iwlwifi/iwl-rx.c index 267eb8935902..0a5d7cf25196 100644 --- a/drivers/net/wireless/iwlwifi/iwl-rx.c +++ b/drivers/net/wireless/iwlwifi/iwl-rx.c @@ -398,7 +398,7 @@ bool iwl_good_plcp_health(struct iwl_priv *priv, } EXPORT_SYMBOL(iwl_good_plcp_health); -static void iwl_recover_from_statistics(struct iwl_priv *priv, +void iwl_recover_from_statistics(struct iwl_priv *priv, struct iwl_rx_packet *pkt) { if (test_bit(STATUS_EXIT_PENDING, &priv->status)) @@ -413,9 +413,11 @@ static void iwl_recover_from_statistics(struct iwl_priv *priv, */ IWL_ERR(priv, "low ack count detected, " "restart firmware\n"); - iwl_force_reset(priv, IWL_FW_RESET); + if (!iwl_force_reset(priv, IWL_FW_RESET)) + return; } - } else if (priv->cfg->ops->lib->check_plcp_health) { + } + if (priv->cfg->ops->lib->check_plcp_health) { if (!priv->cfg->ops->lib->check_plcp_health( priv, pkt)) { /* @@ -427,6 +429,7 @@ static void iwl_recover_from_statistics(struct iwl_priv *priv, } } } +EXPORT_SYMBOL(iwl_recover_from_statistics); void iwl_rx_statistics(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb) diff --git a/drivers/net/wireless/iwlwifi/iwl-scan.c b/drivers/net/wireless/iwlwifi/iwl-scan.c index d12fd5553846..107e173112f6 100644 --- a/drivers/net/wireless/iwlwifi/iwl-scan.c +++ b/drivers/net/wireless/iwlwifi/iwl-scan.c @@ -265,7 +265,8 @@ inline u16 iwl_get_active_dwell_time(struct iwl_priv *priv, EXPORT_SYMBOL(iwl_get_active_dwell_time); u16 iwl_get_passive_dwell_time(struct iwl_priv *priv, - enum ieee80211_band band) + enum ieee80211_band band, + struct ieee80211_vif *vif) { u16 passive = (band == IEEE80211_BAND_2GHZ) ? IWL_PASSIVE_DWELL_BASE + IWL_PASSIVE_DWELL_TIME_24 : @@ -275,7 +276,7 @@ u16 iwl_get_passive_dwell_time(struct iwl_priv *priv, /* If we're associated, we clamp the maximum passive * dwell time to be 98% of the beacon interval (minus * 2 * channel tune time) */ - passive = priv->beacon_int; + passive = vif ? vif->bss_conf.beacon_int : 0; if ((passive > IWL_PASSIVE_DWELL_BASE) || !passive) passive = IWL_PASSIVE_DWELL_BASE; passive = (passive * 98) / 100 - IWL_CHANNEL_TUNE_TIME * 2; @@ -295,7 +296,7 @@ void iwl_init_scan_params(struct iwl_priv *priv) } EXPORT_SYMBOL(iwl_init_scan_params); -static int iwl_scan_initiate(struct iwl_priv *priv) +static int iwl_scan_initiate(struct iwl_priv *priv, struct ieee80211_vif *vif) { WARN_ON(!mutex_is_locked(&priv->mutex)); @@ -307,7 +308,7 @@ static int iwl_scan_initiate(struct iwl_priv *priv) if (WARN_ON(!priv->cfg->ops->utils->request_scan)) return -EOPNOTSUPP; - priv->cfg->ops->utils->request_scan(priv); + priv->cfg->ops->utils->request_scan(priv, vif); return 0; } @@ -348,7 +349,7 @@ int iwl_mac_hw_scan(struct ieee80211_hw *hw, priv->scan_band = req->channels[0]->band; priv->scan_request = req; - ret = iwl_scan_initiate(priv); + ret = iwl_scan_initiate(priv, vif); IWL_DEBUG_MAC80211(priv, "leave\n"); @@ -368,7 +369,7 @@ void iwl_internal_short_hw_scan(struct iwl_priv *priv) queue_work(priv->workqueue, &priv->start_internal_scan); } -static void iwl_bg_start_internal_scan(struct work_struct *work) +void iwl_bg_start_internal_scan(struct work_struct *work) { struct iwl_priv *priv = container_of(work, struct iwl_priv, start_internal_scan); @@ -399,10 +400,11 @@ static void iwl_bg_start_internal_scan(struct work_struct *work) if (WARN_ON(!priv->cfg->ops->utils->request_scan)) goto unlock; - priv->cfg->ops->utils->request_scan(priv); + priv->cfg->ops->utils->request_scan(priv, NULL); unlock: mutex_unlock(&priv->mutex); } +EXPORT_SYMBOL(iwl_bg_start_internal_scan); void iwl_bg_scan_check(struct work_struct *data) { diff --git a/drivers/net/wireless/iwlwifi/iwl-sta.c b/drivers/net/wireless/iwlwifi/iwl-sta.c index db934476b5e9..85ed235ac901 100644 --- a/drivers/net/wireless/iwlwifi/iwl-sta.c +++ b/drivers/net/wireless/iwlwifi/iwl-sta.c @@ -35,62 +35,6 @@ #include "iwl-core.h" #include "iwl-sta.h" -u8 iwl_find_station(struct iwl_priv *priv, const u8 *addr) -{ - int i; - int start = 0; - int ret = IWL_INVALID_STATION; - unsigned long flags; - - if ((priv->iw_mode == NL80211_IFTYPE_ADHOC) || - (priv->iw_mode == NL80211_IFTYPE_AP)) - start = IWL_STA_ID; - - if (is_broadcast_ether_addr(addr)) - return priv->hw_params.bcast_sta_id; - - spin_lock_irqsave(&priv->sta_lock, flags); - for (i = start; i < priv->hw_params.max_stations; i++) - if (priv->stations[i].used && - (!compare_ether_addr(priv->stations[i].sta.sta.addr, - addr))) { - ret = i; - goto out; - } - - IWL_DEBUG_ASSOC_LIMIT(priv, "can not find STA %pM total %d\n", - addr, priv->num_stations); - - out: - /* - * It may be possible that more commands interacting with stations - * arrive before we completed processing the adding of - * station - */ - if (ret != IWL_INVALID_STATION && - (!(priv->stations[ret].used & IWL_STA_UCODE_ACTIVE) || - ((priv->stations[ret].used & IWL_STA_UCODE_ACTIVE) && - (priv->stations[ret].used & IWL_STA_UCODE_INPROGRESS)))) { - IWL_ERR(priv, "Requested station info for sta %d before ready.\n", - ret); - ret = IWL_INVALID_STATION; - } - spin_unlock_irqrestore(&priv->sta_lock, flags); - return ret; -} -EXPORT_SYMBOL(iwl_find_station); - -int iwl_get_ra_sta_id(struct iwl_priv *priv, struct ieee80211_hdr *hdr) -{ - if (priv->iw_mode == NL80211_IFTYPE_STATION) { - return IWL_AP_ID; - } else { - u8 *da = ieee80211_get_DA(hdr); - return iwl_find_station(priv, da); - } -} -EXPORT_SYMBOL(iwl_get_ra_sta_id); - /* priv->sta_lock must be held */ static void iwl_sta_ucode_activate(struct iwl_priv *priv, u8 sta_id) { @@ -340,10 +284,12 @@ static u8 iwl_prep_station(struct iwl_priv *priv, const u8 *addr, station->sta.sta.sta_id = sta_id; station->sta.station_flags = 0; - /* BCAST station and IBSS stations do not work in HT mode */ - if (sta_id != priv->hw_params.bcast_sta_id && - priv->iw_mode != NL80211_IFTYPE_ADHOC) - iwl_set_ht_add_station(priv, sta_id, ht_info); + /* + * OK to call unconditionally, since local stations (IBSS BSSID + * STA and broadcast STA) pass in a NULL ht_info, and mac80211 + * doesn't allow HT IBSS. + */ + iwl_set_ht_add_station(priv, sta_id, ht_info); /* 3945 only */ rate = (priv->band == IEEE80211_BAND_5GHZ) ? @@ -418,20 +364,21 @@ int iwl_add_station_common(struct iwl_priv *priv, const u8 *addr, } EXPORT_SYMBOL(iwl_add_station_common); -static void iwl_sta_init_lq(struct iwl_priv *priv, const u8 *addr, bool is_ap) +static struct iwl_link_quality_cmd *iwl_sta_alloc_lq(struct iwl_priv *priv, + u8 sta_id) { int i, r; - struct iwl_link_quality_cmd link_cmd = { - .reserved1 = 0, - }; + struct iwl_link_quality_cmd *link_cmd; u32 rate_flags; - int ret = 0; + link_cmd = kzalloc(sizeof(struct iwl_link_quality_cmd), GFP_KERNEL); + if (!link_cmd) { + IWL_ERR(priv, "Unable to allocate memory for LQ cmd.\n"); + return NULL; + } /* Set up the rate scaling to start at selected rate, fall back * all the way down to 1M in IEEE order, and then spin on 1M */ - if (is_ap) - r = IWL_RATE_54M_INDEX; - else if (priv->band == IEEE80211_BAND_5GHZ) + if (priv->band == IEEE80211_BAND_5GHZ) r = IWL_RATE_6M_INDEX; else r = IWL_RATE_1M_INDEX; @@ -444,49 +391,48 @@ static void iwl_sta_init_lq(struct iwl_priv *priv, const u8 *addr, bool is_ap) rate_flags |= first_antenna(priv->hw_params.valid_tx_ant) << RATE_MCS_ANT_POS; - link_cmd.rs_table[i].rate_n_flags = + link_cmd->rs_table[i].rate_n_flags = iwl_hw_set_rate_n_flags(iwl_rates[r].plcp, rate_flags); r = iwl_get_prev_ieee_rate(r); } - link_cmd.general_params.single_stream_ant_msk = + link_cmd->general_params.single_stream_ant_msk = first_antenna(priv->hw_params.valid_tx_ant); - link_cmd.general_params.dual_stream_ant_msk = + link_cmd->general_params.dual_stream_ant_msk = priv->hw_params.valid_tx_ant & ~first_antenna(priv->hw_params.valid_tx_ant); - if (!link_cmd.general_params.dual_stream_ant_msk) { - link_cmd.general_params.dual_stream_ant_msk = ANT_AB; + if (!link_cmd->general_params.dual_stream_ant_msk) { + link_cmd->general_params.dual_stream_ant_msk = ANT_AB; } else if (num_of_ant(priv->hw_params.valid_tx_ant) == 2) { - link_cmd.general_params.dual_stream_ant_msk = + link_cmd->general_params.dual_stream_ant_msk = priv->hw_params.valid_tx_ant; } - link_cmd.agg_params.agg_dis_start_th = LINK_QUAL_AGG_DISABLE_START_DEF; - link_cmd.agg_params.agg_time_limit = + link_cmd->agg_params.agg_dis_start_th = LINK_QUAL_AGG_DISABLE_START_DEF; + link_cmd->agg_params.agg_time_limit = cpu_to_le16(LINK_QUAL_AGG_TIME_LIMIT_DEF); - /* Update the rate scaling for control frame Tx to AP */ - link_cmd.sta_id = is_ap ? IWL_AP_ID : priv->hw_params.bcast_sta_id; + link_cmd->sta_id = sta_id; - ret = iwl_send_cmd_pdu(priv, REPLY_TX_LINK_QUALITY_CMD, - sizeof(link_cmd), &link_cmd); - if (ret) - IWL_ERR(priv, "REPLY_TX_LINK_QUALITY_CMD failed (%d)\n", ret); + return link_cmd; } /* - * iwl_add_local_stations - Add stations not requested by mac80211 - * - * This will be either the broadcast station or the bssid station needed by - * ad-hoc. + * iwl_add_bssid_station - Add the special IBSS BSSID station * * Function sleeps. */ -int iwl_add_local_station(struct iwl_priv *priv, const u8 *addr, bool init_rs) +int iwl_add_bssid_station(struct iwl_priv *priv, const u8 *addr, bool init_rs, + u8 *sta_id_r) { int ret; u8 sta_id; + struct iwl_link_quality_cmd *link_cmd; + unsigned long flags; + + if (*sta_id_r) + *sta_id_r = IWL_INVALID_STATION; ret = iwl_add_station_common(priv, addr, 0, NULL, &sta_id); if (ret) { @@ -494,12 +440,34 @@ int iwl_add_local_station(struct iwl_priv *priv, const u8 *addr, bool init_rs) return ret; } - if (init_rs) + if (sta_id_r) + *sta_id_r = sta_id; + + spin_lock_irqsave(&priv->sta_lock, flags); + priv->stations[sta_id].used |= IWL_STA_LOCAL; + spin_unlock_irqrestore(&priv->sta_lock, flags); + + if (init_rs) { /* Set up default rate scaling table in device's station table */ - iwl_sta_init_lq(priv, addr, false); + link_cmd = iwl_sta_alloc_lq(priv, sta_id); + if (!link_cmd) { + IWL_ERR(priv, "Unable to initialize rate scaling for station %pM.\n", + addr); + return -ENOMEM; + } + + ret = iwl_send_lq_cmd(priv, link_cmd, CMD_SYNC, true); + if (ret) + IWL_ERR(priv, "Link quality command failed (%d)\n", ret); + + spin_lock_irqsave(&priv->sta_lock, flags); + priv->stations[sta_id].lq = link_cmd; + spin_unlock_irqrestore(&priv->sta_lock, flags); + } + return 0; } -EXPORT_SYMBOL(iwl_add_local_station); +EXPORT_SYMBOL(iwl_add_bssid_station); /** * iwl_sta_ucode_deactivate - deactivate ucode status for a station @@ -509,7 +477,8 @@ EXPORT_SYMBOL(iwl_add_local_station); static void iwl_sta_ucode_deactivate(struct iwl_priv *priv, u8 sta_id) { /* Ucode must be active and driver must be non active */ - if (priv->stations[sta_id].used != IWL_STA_UCODE_ACTIVE) + if ((priv->stations[sta_id].used & + (IWL_STA_UCODE_ACTIVE | IWL_STA_DRIVER_ACTIVE)) != IWL_STA_UCODE_ACTIVE) IWL_ERR(priv, "removed non active STA %u\n", sta_id); priv->stations[sta_id].used &= ~IWL_STA_UCODE_ACTIVE; @@ -574,18 +543,16 @@ static int iwl_send_remove_station(struct iwl_priv *priv, /** * iwl_remove_station - Remove driver's knowledge of station. */ -static int iwl_remove_station(struct iwl_priv *priv, struct ieee80211_sta *sta) +int iwl_remove_station(struct iwl_priv *priv, const u8 sta_id, + const u8 *addr) { - int sta_id = IWL_INVALID_STATION; - int i, ret = -EINVAL; - unsigned long flags; - bool is_ap = priv->iw_mode == NL80211_IFTYPE_STATION; struct iwl_station_entry *station; + unsigned long flags; if (!iwl_is_ready(priv)) { IWL_DEBUG_INFO(priv, "Unable to remove station %pM, device not ready.\n", - sta->addr); + addr); /* * It is typical for stations to be removed when we are * going down. Return success since device will be down @@ -594,37 +561,30 @@ static int iwl_remove_station(struct iwl_priv *priv, struct ieee80211_sta *sta) return 0; } - spin_lock_irqsave(&priv->sta_lock, flags); - - if (is_ap) - sta_id = IWL_AP_ID; - else - for (i = IWL_STA_ID; i < priv->hw_params.max_stations; i++) - if (priv->stations[i].used && - !compare_ether_addr(priv->stations[i].sta.sta.addr, - sta->addr)) { - sta_id = i; - break; - } + IWL_DEBUG_ASSOC(priv, "Removing STA from driver:%d %pM\n", + sta_id, addr); - if (unlikely(sta_id == IWL_INVALID_STATION)) - goto out; + if (WARN_ON(sta_id == IWL_INVALID_STATION)) + return -EINVAL; - IWL_DEBUG_ASSOC(priv, "Removing STA from driver:%d %pM\n", - sta_id, sta->addr); + spin_lock_irqsave(&priv->sta_lock, flags); if (!(priv->stations[sta_id].used & IWL_STA_DRIVER_ACTIVE)) { IWL_DEBUG_INFO(priv, "Removing %pM but non DRIVER active\n", - sta->addr); - goto out; + addr); + goto out_err; } if (!(priv->stations[sta_id].used & IWL_STA_UCODE_ACTIVE)) { IWL_DEBUG_INFO(priv, "Removing %pM but non UCODE active\n", - sta->addr); - goto out; + addr); + goto out_err; } + if (priv->stations[sta_id].used & IWL_STA_LOCAL) { + kfree(priv->stations[sta_id].lq); + priv->stations[sta_id].lq = NULL; + } priv->stations[sta_id].used &= ~IWL_STA_DRIVER_ACTIVE; @@ -635,56 +595,35 @@ static int iwl_remove_station(struct iwl_priv *priv, struct ieee80211_sta *sta) station = &priv->stations[sta_id]; spin_unlock_irqrestore(&priv->sta_lock, flags); - ret = iwl_send_remove_station(priv, station); - return ret; -out: + return iwl_send_remove_station(priv, station); +out_err: spin_unlock_irqrestore(&priv->sta_lock, flags); - return ret; + return -EINVAL; } +EXPORT_SYMBOL_GPL(iwl_remove_station); /** - * iwl_clear_ucode_stations() - clear entire station table driver and/or ucode - * @priv: - * @force: If set then the uCode station table needs to be cleared here. If - * not set then the uCode station table has already been cleared, - * for example after sending it a RXON command without ASSOC bit - * set, and we just need to change driver state here. + * iwl_clear_ucode_stations - clear ucode station table bits + * + * This function clears all the bits in the driver indicating + * which stations are active in the ucode. Call when something + * other than explicit station management would cause this in + * the ucode, e.g. unassociated RXON. */ -void iwl_clear_ucode_stations(struct iwl_priv *priv, bool force) +void iwl_clear_ucode_stations(struct iwl_priv *priv) { int i; unsigned long flags_spin; bool cleared = false; - IWL_DEBUG_INFO(priv, "Clearing ucode stations in driver%s\n", - force ? " and ucode" : ""); - - if (force) { - if (!iwl_is_ready(priv)) { - /* - * If device is not ready at this point the station - * table is likely already empty (uCode not ready - * to receive station requests) or will soon be - * due to interface going down. - */ - IWL_DEBUG_INFO(priv, "Unable to remove stations from device - device not ready\n"); - } else { - iwl_send_cmd_pdu_async(priv, REPLY_REMOVE_ALL_STA, 0, NULL, NULL); - } - } + IWL_DEBUG_INFO(priv, "Clearing ucode stations in driver\n"); spin_lock_irqsave(&priv->sta_lock, flags_spin); - if (force) { - IWL_DEBUG_INFO(priv, "Clearing all station information in driver\n"); - priv->num_stations = 0; - memset(priv->stations, 0, sizeof(priv->stations)); - } else { - for (i = 0; i < priv->hw_params.max_stations; i++) { - if (priv->stations[i].used & IWL_STA_UCODE_ACTIVE) { - IWL_DEBUG_INFO(priv, "Clearing ucode active for station %d\n", i); - priv->stations[i].used &= ~IWL_STA_UCODE_ACTIVE; - cleared = true; - } + for (i = 0; i < priv->hw_params.max_stations; i++) { + if (priv->stations[i].used & IWL_STA_UCODE_ACTIVE) { + IWL_DEBUG_INFO(priv, "Clearing ucode active for station %d\n", i); + priv->stations[i].used &= ~IWL_STA_UCODE_ACTIVE; + cleared = true; } } spin_unlock_irqrestore(&priv->sta_lock, flags_spin); @@ -1027,18 +966,23 @@ static int iwl_set_tkip_dynamic_key_info(struct iwl_priv *priv, void iwl_update_tkip_key(struct iwl_priv *priv, struct ieee80211_key_conf *keyconf, - const u8 *addr, u32 iv32, u16 *phase1key) + struct ieee80211_sta *sta, u32 iv32, u16 *phase1key) { - u8 sta_id = IWL_INVALID_STATION; + u8 sta_id; unsigned long flags; int i; - sta_id = iwl_find_station(priv, addr); - if (sta_id == IWL_INVALID_STATION) { - IWL_DEBUG_MAC80211(priv, "leave - %pM not in station map.\n", - addr); - return; - } + if (sta) { + sta_id = iwl_sta_id(sta); + + if (sta_id == IWL_INVALID_STATION) { + IWL_DEBUG_MAC80211(priv, "leave - %pM not initialised.\n", + sta->addr); + return; + } + } else + sta_id = priv->hw_params.bcast_sta_id; + if (iwl_scan_cancel(priv)) { /* cancel scan failed, just live w/ bad key and rely @@ -1178,6 +1122,39 @@ static inline void iwl_dump_lq_cmd(struct iwl_priv *priv, #endif /** + * is_lq_table_valid() - Test one aspect of LQ cmd for validity + * + * It sometimes happens when a HT rate has been in use and we + * loose connectivity with AP then mac80211 will first tell us that the + * current channel is not HT anymore before removing the station. In such a + * scenario the RXON flags will be updated to indicate we are not + * communicating HT anymore, but the LQ command may still contain HT rates. + * Test for this to prevent driver from sending LQ command between the time + * RXON flags are updated and when LQ command is updated. + */ +static bool is_lq_table_valid(struct iwl_priv *priv, + struct iwl_link_quality_cmd *lq) +{ + int i; + struct iwl_ht_config *ht_conf = &priv->current_ht_config; + + if (ht_conf->is_ht) + return true; + + IWL_DEBUG_INFO(priv, "Channel %u is not an HT channel\n", + priv->active_rxon.channel); + for (i = 0; i < LINK_QUAL_MAX_RETRY_NUM; i++) { + if (le32_to_cpu(lq->rs_table[i].rate_n_flags) & RATE_MCS_HT_MSK) { + IWL_DEBUG_INFO(priv, + "index %d of LQ expects HT channel\n", + i); + return false; + } + } + return true; +} + +/** * iwl_send_lq_cmd() - Send link quality command * @init: This command is sent as part of station initialization right * after station has been added. @@ -1206,8 +1183,12 @@ int iwl_send_lq_cmd(struct iwl_priv *priv, iwl_dump_lq_cmd(priv, lq); BUG_ON(init && (cmd.flags & CMD_ASYNC)); - ret = iwl_send_cmd(priv, &cmd); - if (ret || (cmd.flags & CMD_ASYNC)) + if (is_lq_table_valid(priv, lq)) + ret = iwl_send_cmd(priv, &cmd); + else + ret = -EINVAL; + + if (cmd.flags & CMD_ASYNC) return ret; if (init) { @@ -1217,92 +1198,72 @@ int iwl_send_lq_cmd(struct iwl_priv *priv, priv->stations[lq->sta_id].used &= ~IWL_STA_UCODE_INPROGRESS; spin_unlock_irqrestore(&priv->sta_lock, flags_spin); } - return 0; + return ret; } EXPORT_SYMBOL(iwl_send_lq_cmd); /** - * iwl_add_bcast_station - add broadcast station into station table. + * iwl_alloc_bcast_station - add broadcast station into driver's station table. + * + * This adds the broadcast station into the driver's station table + * and marks it driver active, so that it will be restored to the + * device at the next best time. */ -void iwl_add_bcast_station(struct iwl_priv *priv) +int iwl_alloc_bcast_station(struct iwl_priv *priv, bool init_lq) { - IWL_DEBUG_INFO(priv, "Adding broadcast station to station table\n"); - iwl_add_local_station(priv, iwl_bcast_addr, true); -} -EXPORT_SYMBOL(iwl_add_bcast_station); + struct iwl_link_quality_cmd *link_cmd; + unsigned long flags; + u8 sta_id; -/** - * iwl3945_add_bcast_station - add broadcast station into station table. - */ -void iwl3945_add_bcast_station(struct iwl_priv *priv) -{ - IWL_DEBUG_INFO(priv, "Adding broadcast station to station table\n"); - iwl_add_local_station(priv, iwl_bcast_addr, false); - /* - * It is assumed that when station is added more initialization - * needs to be done, but for 3945 it is not the case and we can - * just release station table access right here. - */ - priv->stations[priv->hw_params.bcast_sta_id].used &= ~IWL_STA_UCODE_INPROGRESS; + spin_lock_irqsave(&priv->sta_lock, flags); + sta_id = iwl_prep_station(priv, iwl_bcast_addr, false, NULL); + if (sta_id == IWL_INVALID_STATION) { + IWL_ERR(priv, "Unable to prepare broadcast station\n"); + spin_unlock_irqrestore(&priv->sta_lock, flags); -} -EXPORT_SYMBOL(iwl3945_add_bcast_station); + return -EINVAL; + } -/** - * iwl_get_sta_id - Find station's index within station table - * - * If new IBSS station, create new entry in station table - */ -int iwl_get_sta_id(struct iwl_priv *priv, struct ieee80211_hdr *hdr) -{ - int sta_id; - __le16 fc = hdr->frame_control; + priv->stations[sta_id].used |= IWL_STA_DRIVER_ACTIVE; + priv->stations[sta_id].used |= IWL_STA_BCAST; + spin_unlock_irqrestore(&priv->sta_lock, flags); - /* If this frame is broadcast or management, use broadcast station id */ - if (!ieee80211_is_data(fc) || is_multicast_ether_addr(hdr->addr1)) - return priv->hw_params.bcast_sta_id; + if (init_lq) { + link_cmd = iwl_sta_alloc_lq(priv, sta_id); + if (!link_cmd) { + IWL_ERR(priv, + "Unable to initialize rate scaling for bcast station.\n"); + return -ENOMEM; + } - switch (priv->iw_mode) { + spin_lock_irqsave(&priv->sta_lock, flags); + priv->stations[sta_id].lq = link_cmd; + spin_unlock_irqrestore(&priv->sta_lock, flags); + } - /* If we are a client station in a BSS network, use the special - * AP station entry (that's the only station we communicate with) */ - case NL80211_IFTYPE_STATION: - /* - * If addition of station not complete yet, which means - * that rate scaling has not been initialized, then return - * the broadcast station. - */ - if (!(priv->stations[IWL_AP_ID].used & IWL_STA_UCODE_ACTIVE)) - return priv->hw_params.bcast_sta_id; - return IWL_AP_ID; - - /* If we are an AP, then find the station, or use BCAST */ - case NL80211_IFTYPE_AP: - sta_id = iwl_find_station(priv, hdr->addr1); - if (sta_id != IWL_INVALID_STATION) - return sta_id; - return priv->hw_params.bcast_sta_id; - - /* If this frame is going out to an IBSS network, find the station, - * or create a new station table entry */ - case NL80211_IFTYPE_ADHOC: - sta_id = iwl_find_station(priv, hdr->addr1); - if (sta_id != IWL_INVALID_STATION) - return sta_id; - - IWL_DEBUG_DROP(priv, "Station %pM not in station map. " - "Defaulting to broadcast...\n", - hdr->addr1); - iwl_print_hex_dump(priv, IWL_DL_DROP, (u8 *) hdr, sizeof(*hdr)); - return priv->hw_params.bcast_sta_id; + return 0; +} +EXPORT_SYMBOL_GPL(iwl_alloc_bcast_station); - default: - IWL_WARN(priv, "Unknown mode of operation: %d\n", - priv->iw_mode); - return priv->hw_params.bcast_sta_id; +void iwl_dealloc_bcast_station(struct iwl_priv *priv) +{ + unsigned long flags; + int i; + + spin_lock_irqsave(&priv->sta_lock, flags); + for (i = 0; i < priv->hw_params.max_stations; i++) { + if (!(priv->stations[i].used & IWL_STA_BCAST)) + continue; + + priv->stations[i].used &= ~IWL_STA_UCODE_ACTIVE; + priv->num_stations--; + BUG_ON(priv->num_stations < 0); + kfree(priv->stations[i].lq); + priv->stations[i].lq = NULL; } + spin_unlock_irqrestore(&priv->sta_lock, flags); } -EXPORT_SYMBOL(iwl_get_sta_id); +EXPORT_SYMBOL_GPL(iwl_dealloc_bcast_station); /** * iwl_sta_tx_modify_enable_tid - Enable Tx for this TID in station table @@ -1322,13 +1283,13 @@ void iwl_sta_tx_modify_enable_tid(struct iwl_priv *priv, int sta_id, int tid) } EXPORT_SYMBOL(iwl_sta_tx_modify_enable_tid); -int iwl_sta_rx_agg_start(struct iwl_priv *priv, - const u8 *addr, int tid, u16 ssn) +int iwl_sta_rx_agg_start(struct iwl_priv *priv, struct ieee80211_sta *sta, + int tid, u16 ssn) { unsigned long flags; int sta_id; - sta_id = iwl_find_station(priv, addr); + sta_id = iwl_sta_id(sta); if (sta_id == IWL_INVALID_STATION) return -ENXIO; @@ -1341,16 +1302,17 @@ int iwl_sta_rx_agg_start(struct iwl_priv *priv, spin_unlock_irqrestore(&priv->sta_lock, flags); return iwl_send_add_sta(priv, &priv->stations[sta_id].sta, - CMD_ASYNC); + CMD_ASYNC); } EXPORT_SYMBOL(iwl_sta_rx_agg_start); -int iwl_sta_rx_agg_stop(struct iwl_priv *priv, const u8 *addr, int tid) +int iwl_sta_rx_agg_stop(struct iwl_priv *priv, struct ieee80211_sta *sta, + int tid) { unsigned long flags; int sta_id; - sta_id = iwl_find_station(priv, addr); + sta_id = iwl_sta_id(sta); if (sta_id == IWL_INVALID_STATION) { IWL_ERR(priv, "Invalid station for AGG tid %d\n", tid); return -ENXIO; @@ -1402,14 +1364,16 @@ void iwl_sta_modify_sleep_tx_count(struct iwl_priv *priv, int sta_id, int cnt) EXPORT_SYMBOL(iwl_sta_modify_sleep_tx_count); int iwl_mac_sta_remove(struct ieee80211_hw *hw, - struct ieee80211_vif *vif, - struct ieee80211_sta *sta) + struct ieee80211_vif *vif, + struct ieee80211_sta *sta) { - int ret; struct iwl_priv *priv = hw->priv; + struct iwl_station_priv_common *sta_common = (void *)sta->drv_priv; + int ret; + IWL_DEBUG_INFO(priv, "received request to remove station %pM\n", sta->addr); - ret = iwl_remove_station(priv, sta); + ret = iwl_remove_station(priv, sta_common->sta_id, sta->addr); if (ret) IWL_ERR(priv, "Error removing station %pM\n", sta->addr); diff --git a/drivers/net/wireless/iwlwifi/iwl-sta.h b/drivers/net/wireless/iwlwifi/iwl-sta.h index 42cd2f4a01cd..c2a453a1a991 100644 --- a/drivers/net/wireless/iwlwifi/iwl-sta.h +++ b/drivers/net/wireless/iwlwifi/iwl-sta.h @@ -29,6 +29,8 @@ #ifndef __iwl_sta_h__ #define __iwl_sta_h__ +#include "iwl-dev.h" + #define HW_KEY_DYNAMIC 0 #define HW_KEY_DEFAULT 1 @@ -36,14 +38,11 @@ #define IWL_STA_UCODE_ACTIVE BIT(1) /* ucode entry is active */ #define IWL_STA_UCODE_INPROGRESS BIT(2) /* ucode entry is in process of being activated */ +#define IWL_STA_LOCAL BIT(3) /* station state not directed by mac80211; + (this is for the IBSS BSSID stations) */ +#define IWL_STA_BCAST BIT(4) /* this station is the special bcast station */ -/** - * iwl_find_station - Find station id for a given BSSID - * @bssid: MAC address of station ID to find - */ -u8 iwl_find_station(struct iwl_priv *priv, const u8 *bssid); - int iwl_remove_default_wep_key(struct iwl_priv *priv, struct ieee80211_key_conf *key); int iwl_set_default_wep_key(struct iwl_priv *priv, @@ -55,28 +54,57 @@ int iwl_remove_dynamic_key(struct iwl_priv *priv, struct ieee80211_key_conf *key, u8 sta_id); void iwl_update_tkip_key(struct iwl_priv *priv, struct ieee80211_key_conf *keyconf, - const u8 *addr, u32 iv32, u16 *phase1key); + struct ieee80211_sta *sta, u32 iv32, u16 *phase1key); -void iwl_add_bcast_station(struct iwl_priv *priv); -void iwl3945_add_bcast_station(struct iwl_priv *priv); void iwl_restore_stations(struct iwl_priv *priv); -void iwl_clear_ucode_stations(struct iwl_priv *priv, bool force); +void iwl_clear_ucode_stations(struct iwl_priv *priv); +int iwl_alloc_bcast_station(struct iwl_priv *priv, bool init_lq); +void iwl_dealloc_bcast_station(struct iwl_priv *priv); int iwl_get_free_ucode_key_index(struct iwl_priv *priv); -int iwl_get_sta_id(struct iwl_priv *priv, struct ieee80211_hdr *hdr); -int iwl_get_ra_sta_id(struct iwl_priv *priv, struct ieee80211_hdr *hdr); int iwl_send_add_sta(struct iwl_priv *priv, struct iwl_addsta_cmd *sta, u8 flags); -int iwl_add_local_station(struct iwl_priv *priv, const u8 *addr, bool init_rs); +int iwl_add_bssid_station(struct iwl_priv *priv, const u8 *addr, bool init_rs, + u8 *sta_id_r); int iwl_add_station_common(struct iwl_priv *priv, const u8 *addr, bool is_ap, struct ieee80211_sta_ht_cap *ht_info, u8 *sta_id_r); +int iwl_remove_station(struct iwl_priv *priv, const u8 sta_id, + const u8 *addr); int iwl_mac_sta_remove(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_sta *sta); void iwl_sta_tx_modify_enable_tid(struct iwl_priv *priv, int sta_id, int tid); -int iwl_sta_rx_agg_start(struct iwl_priv *priv, - const u8 *addr, int tid, u16 ssn); -int iwl_sta_rx_agg_stop(struct iwl_priv *priv, const u8 *addr, int tid); +int iwl_sta_rx_agg_start(struct iwl_priv *priv, struct ieee80211_sta *sta, + int tid, u16 ssn); +int iwl_sta_rx_agg_stop(struct iwl_priv *priv, struct ieee80211_sta *sta, + int tid); void iwl_sta_modify_ps_wake(struct iwl_priv *priv, int sta_id); void iwl_sta_modify_sleep_tx_count(struct iwl_priv *priv, int sta_id, int cnt); + +/** + * iwl_clear_driver_stations - clear knowledge of all stations from driver + * @priv: iwl priv struct + * + * This is called during iwl_down() to make sure that in the case + * we're coming there from a hardware restart mac80211 will be + * able to reconfigure stations -- if we're getting there in the + * normal down flow then the stations will already be cleared. + */ +static inline void iwl_clear_driver_stations(struct iwl_priv *priv) +{ + unsigned long flags; + + spin_lock_irqsave(&priv->sta_lock, flags); + memset(priv->stations, 0, sizeof(priv->stations)); + priv->num_stations = 0; + spin_unlock_irqrestore(&priv->sta_lock, flags); +} + +static inline int iwl_sta_id(struct ieee80211_sta *sta) +{ + if (WARN_ON(!sta)) + return IWL_INVALID_STATION; + + return ((struct iwl_station_priv_common *)sta->drv_priv)->sta_id; +} #endif /* __iwl_sta_h__ */ diff --git a/drivers/net/wireless/iwlwifi/iwl3945-base.c b/drivers/net/wireless/iwlwifi/iwl3945-base.c index c7e1d7d09e02..935e64311d39 100644 --- a/drivers/net/wireless/iwlwifi/iwl3945-base.c +++ b/drivers/net/wireless/iwlwifi/iwl3945-base.c @@ -509,11 +509,11 @@ static int iwl3945_tx_skb(struct iwl_priv *priv, struct sk_buff *skb) hdr_len = ieee80211_hdrlen(fc); - /* Find (or create) index into station table for destination station */ - if (info->flags & IEEE80211_TX_CTL_INJECTED) + /* Find index into station table for destination station */ + if (!info->control.sta) sta_id = priv->hw_params.bcast_sta_id; else - sta_id = iwl_get_sta_id(priv, hdr); + sta_id = iwl_sta_id(info->control.sta); if (sta_id == IWL_INVALID_STATION) { IWL_DEBUG_DROP(priv, "Dropping - INVALID STATION: %pM\n", hdr->addr1); @@ -1848,7 +1848,8 @@ static void iwl3945_irq_tasklet(struct iwl_priv *priv) static int iwl3945_get_channels_for_scan(struct iwl_priv *priv, enum ieee80211_band band, u8 is_active, u8 n_probes, - struct iwl3945_scan_channel *scan_ch) + struct iwl3945_scan_channel *scan_ch, + struct ieee80211_vif *vif) { struct ieee80211_channel *chan; const struct ieee80211_supported_band *sband; @@ -1862,7 +1863,7 @@ static int iwl3945_get_channels_for_scan(struct iwl_priv *priv, return 0; active_dwell = iwl_get_active_dwell_time(priv, band, n_probes); - passive_dwell = iwl_get_passive_dwell_time(priv, band); + passive_dwell = iwl_get_passive_dwell_time(priv, band, vif); if (passive_dwell <= active_dwell) passive_dwell = active_dwell + 1; @@ -2110,6 +2111,28 @@ static void iwl3945_nic_start(struct iwl_priv *priv) iwl_write32(priv, CSR_RESET, 0); } +#define IWL3945_UCODE_GET(item) \ +static u32 iwl3945_ucode_get_##item(const struct iwl_ucode_header *ucode)\ +{ \ + return le32_to_cpu(ucode->u.v1.item); \ +} + +static u32 iwl3945_ucode_get_header_size(u32 api_ver) +{ + return 24; +} + +static u8 *iwl3945_ucode_get_data(const struct iwl_ucode_header *ucode) +{ + return (u8 *) ucode->u.v1.data; +} + +IWL3945_UCODE_GET(inst_size); +IWL3945_UCODE_GET(data_size); +IWL3945_UCODE_GET(init_size); +IWL3945_UCODE_GET(init_data_size); +IWL3945_UCODE_GET(boot_size); + /** * iwl3945_read_ucode - Read uCode images from disk file. * @@ -2158,7 +2181,7 @@ static int iwl3945_read_ucode(struct iwl_priv *priv) goto error; /* Make sure that we got at least our header! */ - if (ucode_raw->size < priv->cfg->ops->ucode->get_header_size(1)) { + if (ucode_raw->size < iwl3945_ucode_get_header_size(1)) { IWL_ERR(priv, "File size way too small!\n"); ret = -EINVAL; goto err_release; @@ -2169,13 +2192,12 @@ static int iwl3945_read_ucode(struct iwl_priv *priv) priv->ucode_ver = le32_to_cpu(ucode->ver); api_ver = IWL_UCODE_API(priv->ucode_ver); - inst_size = priv->cfg->ops->ucode->get_inst_size(ucode, api_ver); - data_size = priv->cfg->ops->ucode->get_data_size(ucode, api_ver); - init_size = priv->cfg->ops->ucode->get_init_size(ucode, api_ver); - init_data_size = - priv->cfg->ops->ucode->get_init_data_size(ucode, api_ver); - boot_size = priv->cfg->ops->ucode->get_boot_size(ucode, api_ver); - src = priv->cfg->ops->ucode->get_data(ucode, api_ver); + inst_size = iwl3945_ucode_get_inst_size(ucode); + data_size = iwl3945_ucode_get_data_size(ucode); + init_size = iwl3945_ucode_get_init_size(ucode); + init_data_size = iwl3945_ucode_get_init_data_size(ucode); + boot_size = iwl3945_ucode_get_boot_size(ucode); + src = iwl3945_ucode_get_data(ucode); /* api_ver should match the api version forming part of the * firmware filename ... but we don't check for that and only rely @@ -2224,7 +2246,7 @@ static int iwl3945_read_ucode(struct iwl_priv *priv) /* Verify size of file vs. image size info in file's header */ - if (ucode_raw->size != priv->cfg->ops->ucode->get_header_size(api_ver) + + if (ucode_raw->size != iwl3945_ucode_get_header_size(api_ver) + inst_size + data_size + init_size + init_data_size + boot_size) { @@ -2523,7 +2545,7 @@ static void iwl3945_alive_start(struct iwl_priv *priv) active_rxon->filter_flags &= ~RXON_FILTER_ASSOC_MSK; } else { /* Initialize our rx_config data */ - iwl_connection_init_rx_config(priv, priv->iw_mode); + iwl_connection_init_rx_config(priv, NULL); } /* Configure Bluetooth device coexistence support */ @@ -2562,7 +2584,9 @@ static void __iwl3945_down(struct iwl_priv *priv) set_bit(STATUS_EXIT_PENDING, &priv->status); /* Station information will now be cleared in device */ - iwl_clear_ucode_stations(priv, true); + iwl_clear_ucode_stations(priv); + iwl_dealloc_bcast_station(priv); + iwl_clear_driver_stations(priv); /* Unblock any waiting calls */ wake_up_interruptible_all(&priv->wait_command_queue); @@ -2643,6 +2667,10 @@ static int __iwl3945_up(struct iwl_priv *priv) { int rc, i; + rc = iwl_alloc_bcast_station(priv, false); + if (rc) + return rc; + if (test_bit(STATUS_EXIT_PENDING, &priv->status)) { IWL_WARN(priv, "Exit pending; will not bring the NIC up\n"); return -EIO; @@ -2791,7 +2819,7 @@ static void iwl3945_rfkill_poll(struct work_struct *data) } -void iwl3945_request_scan(struct iwl_priv *priv) +void iwl3945_request_scan(struct iwl_priv *priv, struct ieee80211_vif *vif) { struct iwl_host_cmd cmd = { .id = REPLY_SCAN_CMD, @@ -2872,7 +2900,7 @@ void iwl3945_request_scan(struct iwl_priv *priv) IWL_DEBUG_INFO(priv, "Scanning while associated...\n"); spin_lock_irqsave(&priv->lock, flags); - interval = priv->beacon_int; + interval = vif ? vif->bss_conf.beacon_int : 0; spin_unlock_irqrestore(&priv->lock, flags); scan->suspend_time = 0; @@ -2967,7 +2995,7 @@ void iwl3945_request_scan(struct iwl_priv *priv) scan->channel_count = iwl3945_get_channels_for_scan(priv, band, is_active, n_probes, - (void *)&scan->data[le16_to_cpu(scan->tx_cmd.len)]); + (void *)&scan->data[le16_to_cpu(scan->tx_cmd.len)], vif); if (scan->channel_count == 0) { IWL_DEBUG_SCAN(priv, "channel count %d\n", scan->channel_count); @@ -3040,26 +3068,25 @@ static void iwl3945_bg_rx_replenish(struct work_struct *data) mutex_unlock(&priv->mutex); } -void iwl3945_post_associate(struct iwl_priv *priv) +void iwl3945_post_associate(struct iwl_priv *priv, struct ieee80211_vif *vif) { int rc = 0; struct ieee80211_conf *conf = NULL; - if (priv->iw_mode == NL80211_IFTYPE_AP) { + if (!vif || !priv->is_open) + return; + + if (vif->type == NL80211_IFTYPE_AP) { IWL_ERR(priv, "%s Should not be called in AP mode\n", __func__); return; } - IWL_DEBUG_ASSOC(priv, "Associated as %d to: %pM\n", - priv->assoc_id, priv->active_rxon.bssid_addr); + vif->bss_conf.aid, priv->active_rxon.bssid_addr); if (test_bit(STATUS_EXIT_PENDING, &priv->status)) return; - if (!priv->vif || !priv->is_open) - return; - iwl_scan_cancel_timeout(priv, 200); conf = ieee80211_get_hw_conf(priv->hw); @@ -3068,7 +3095,7 @@ void iwl3945_post_associate(struct iwl_priv *priv) iwlcore_commit_rxon(priv); memset(&priv->rxon_timing, 0, sizeof(struct iwl_rxon_time_cmd)); - iwl_setup_rxon_timing(priv); + iwl_setup_rxon_timing(priv, vif); rc = iwl_send_cmd_pdu(priv, REPLY_RXON_TIMING, sizeof(priv->rxon_timing), &priv->rxon_timing); if (rc) @@ -3077,51 +3104,38 @@ void iwl3945_post_associate(struct iwl_priv *priv) priv->staging_rxon.filter_flags |= RXON_FILTER_ASSOC_MSK; - priv->staging_rxon.assoc_id = cpu_to_le16(priv->assoc_id); + priv->staging_rxon.assoc_id = cpu_to_le16(vif->bss_conf.aid); IWL_DEBUG_ASSOC(priv, "assoc id %d beacon interval %d\n", - priv->assoc_id, priv->beacon_int); + vif->bss_conf.aid, vif->bss_conf.beacon_int); - if (priv->assoc_capability & WLAN_CAPABILITY_SHORT_PREAMBLE) + if (vif->bss_conf.assoc_capability & WLAN_CAPABILITY_SHORT_PREAMBLE) priv->staging_rxon.flags |= RXON_FLG_SHORT_PREAMBLE_MSK; else priv->staging_rxon.flags &= ~RXON_FLG_SHORT_PREAMBLE_MSK; if (priv->staging_rxon.flags & RXON_FLG_BAND_24G_MSK) { - if (priv->assoc_capability & WLAN_CAPABILITY_SHORT_SLOT_TIME) + if (vif->bss_conf.assoc_capability & WLAN_CAPABILITY_SHORT_SLOT_TIME) priv->staging_rxon.flags |= RXON_FLG_SHORT_SLOT_MSK; else priv->staging_rxon.flags &= ~RXON_FLG_SHORT_SLOT_MSK; - if (priv->iw_mode == NL80211_IFTYPE_ADHOC) + if (vif->type == NL80211_IFTYPE_ADHOC) priv->staging_rxon.flags &= ~RXON_FLG_SHORT_SLOT_MSK; - } iwlcore_commit_rxon(priv); - switch (priv->iw_mode) { + switch (vif->type) { case NL80211_IFTYPE_STATION: iwl3945_rate_scale_init(priv->hw, IWL_AP_ID); break; - case NL80211_IFTYPE_ADHOC: - - priv->assoc_id = 1; - iwl_add_local_station(priv, priv->bssid, false); - iwl3945_sync_sta(priv, IWL_STA_ID, - (priv->band == IEEE80211_BAND_5GHZ) ? - IWL_RATE_6M_PLCP : IWL_RATE_1M_PLCP, - CMD_ASYNC); - iwl3945_rate_scale_init(priv->hw, IWL_STA_ID); - iwl3945_send_beacon_cmd(priv); - break; - default: - IWL_ERR(priv, "%s Should not be called in %d mode\n", - __func__, priv->iw_mode); + IWL_ERR(priv, "%s Should not be called in %d mode\n", + __func__, vif->type); break; } } @@ -3245,7 +3259,7 @@ static int iwl3945_mac_tx(struct ieee80211_hw *hw, struct sk_buff *skb) return NETDEV_TX_OK; } -void iwl3945_config_ap(struct iwl_priv *priv) +void iwl3945_config_ap(struct iwl_priv *priv, struct ieee80211_vif *vif) { int rc = 0; @@ -3261,7 +3275,7 @@ void iwl3945_config_ap(struct iwl_priv *priv) /* RXON Timing */ memset(&priv->rxon_timing, 0, sizeof(struct iwl_rxon_time_cmd)); - iwl_setup_rxon_timing(priv); + iwl_setup_rxon_timing(priv, vif); rc = iwl_send_cmd_pdu(priv, REPLY_RXON_TIMING, sizeof(priv->rxon_timing), &priv->rxon_timing); @@ -3269,9 +3283,10 @@ void iwl3945_config_ap(struct iwl_priv *priv) IWL_WARN(priv, "REPLY_RXON_TIMING failed - " "Attempting to continue.\n"); - /* FIXME: what should be the assoc_id for AP? */ - priv->staging_rxon.assoc_id = cpu_to_le16(priv->assoc_id); - if (priv->assoc_capability & WLAN_CAPABILITY_SHORT_PREAMBLE) + priv->staging_rxon.assoc_id = 0; + + if (vif->bss_conf.assoc_capability & + WLAN_CAPABILITY_SHORT_PREAMBLE) priv->staging_rxon.flags |= RXON_FLG_SHORT_PREAMBLE_MSK; else @@ -3279,22 +3294,21 @@ void iwl3945_config_ap(struct iwl_priv *priv) ~RXON_FLG_SHORT_PREAMBLE_MSK; if (priv->staging_rxon.flags & RXON_FLG_BAND_24G_MSK) { - if (priv->assoc_capability & - WLAN_CAPABILITY_SHORT_SLOT_TIME) + if (vif->bss_conf.assoc_capability & + WLAN_CAPABILITY_SHORT_SLOT_TIME) priv->staging_rxon.flags |= RXON_FLG_SHORT_SLOT_MSK; else priv->staging_rxon.flags &= ~RXON_FLG_SHORT_SLOT_MSK; - if (priv->iw_mode == NL80211_IFTYPE_ADHOC) + if (vif->type == NL80211_IFTYPE_ADHOC) priv->staging_rxon.flags &= ~RXON_FLG_SHORT_SLOT_MSK; } /* restore RXON assoc */ priv->staging_rxon.filter_flags |= RXON_FILTER_ASSOC_MSK; iwlcore_commit_rxon(priv); - iwl_add_local_station(priv, iwl_bcast_addr, false); } iwl3945_send_beacon_cmd(priv); @@ -3309,7 +3323,6 @@ static int iwl3945_mac_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, struct ieee80211_key_conf *key) { struct iwl_priv *priv = hw->priv; - const u8 *addr; int ret = 0; u8 sta_id = IWL_INVALID_STATION; u8 static_key; @@ -3321,15 +3334,19 @@ static int iwl3945_mac_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, return -EOPNOTSUPP; } - addr = sta ? sta->addr : iwl_bcast_addr; static_key = !iwl_is_associated(priv); if (!static_key) { - sta_id = iwl_find_station(priv, addr); - if (sta_id == IWL_INVALID_STATION) { - IWL_DEBUG_MAC80211(priv, "leave - %pM not in station map.\n", - addr); - return -EINVAL; + if (!sta) { + sta_id = priv->hw_params.bcast_sta_id; + } else { + sta_id = iwl_sta_id(sta); + if (sta_id == IWL_INVALID_STATION) { + IWL_DEBUG_MAC80211(priv, + "leave - %pM not in station map.\n", + sta->addr); + return -EINVAL; + } } } @@ -3366,10 +3383,13 @@ static int iwl3945_mac_sta_add(struct ieee80211_hw *hw, struct ieee80211_sta *sta) { struct iwl_priv *priv = hw->priv; + struct iwl3945_sta_priv *sta_priv = (void *)sta->drv_priv; int ret; - bool is_ap = priv->iw_mode == NL80211_IFTYPE_STATION; + bool is_ap = vif->type == NL80211_IFTYPE_STATION; u8 sta_id; + sta_priv->common.sta_id = IWL_INVALID_STATION; + IWL_DEBUG_INFO(priv, "received request to add station %pM\n", sta->addr); @@ -3382,16 +3402,14 @@ static int iwl3945_mac_sta_add(struct ieee80211_hw *hw, return ret; } + sta_priv->common.sta_id = sta_id; + /* Initialize rate scaling */ IWL_DEBUG_INFO(priv, "Initializing rate scaling for station %pM\n", sta->addr); iwl3945_rs_rate_init(priv, sta, sta_id); return 0; - - - - return ret; } /***************************************************************************** * @@ -3740,6 +3758,7 @@ static void iwl3945_setup_deferred_work(struct iwl_priv *priv) INIT_DELAYED_WORK(&priv->_3945.rfkill_poll, iwl3945_rfkill_poll); INIT_WORK(&priv->scan_completed, iwl_bg_scan_completed); INIT_WORK(&priv->abort_scan, iwl_bg_abort_scan); + INIT_WORK(&priv->start_internal_scan, iwl_bg_start_internal_scan); INIT_DELAYED_WORK(&priv->scan_check, iwl_bg_scan_check); iwl3945_hw_setup_deferred_work(priv); @@ -3762,6 +3781,7 @@ static void iwl3945_cancel_deferred_work(struct iwl_priv *priv) cancel_delayed_work_sync(&priv->init_alive_start); cancel_delayed_work(&priv->scan_check); cancel_delayed_work(&priv->alive_start); + cancel_work_sync(&priv->start_internal_scan); cancel_work_sync(&priv->beacon_update); if (priv->cfg->ops->lib->recover_from_tx_stall) del_timer_sync(&priv->monitor_recover); @@ -3864,6 +3884,8 @@ err: return ret; } +#define IWL3945_MAX_PROBE_REQUEST 200 + static int iwl3945_setup_mac(struct iwl_priv *priv) { int ret; @@ -3871,6 +3893,7 @@ static int iwl3945_setup_mac(struct iwl_priv *priv) hw->rate_control_algorithm = "iwl-3945-rs"; hw->sta_data_size = sizeof(struct iwl3945_sta_priv); + hw->vif_data_size = sizeof(struct iwl_vif_priv); /* Tell mac80211 our characteristics */ hw->flags = IEEE80211_HW_SIGNAL_DBM | @@ -3889,7 +3912,7 @@ static int iwl3945_setup_mac(struct iwl_priv *priv) hw->wiphy->max_scan_ssids = PROBE_OPTION_MAX_3945; /* we create the 802.11 header and a zero-length SSID element */ - hw->wiphy->max_scan_ie_len = IWL_MAX_PROBE_REQUEST - 24 - 2; + hw->wiphy->max_scan_ie_len = IWL3945_MAX_PROBE_REQUEST - 24 - 2; /* Default value; 4 EDCA QOS priorities */ hw->queues = 4; |
