diff options
Diffstat (limited to '')
| -rw-r--r-- | drivers/net/wireless/iwlwifi/dvm/main.c (renamed from drivers/net/wireless/iwlwifi/iwl-agn.c) | 504 |
1 files changed, 154 insertions, 350 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/dvm/main.c index ec36e2b020b6..84d3db5aa506 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn.c +++ b/drivers/net/wireless/iwlwifi/dvm/main.c @@ -44,15 +44,19 @@ #include <asm/div64.h> -#include "iwl-eeprom.h" -#include "iwl-dev.h" +#include "iwl-eeprom-read.h" +#include "iwl-eeprom-parse.h" #include "iwl-io.h" -#include "iwl-agn-calib.h" -#include "iwl-agn.h" #include "iwl-trans.h" #include "iwl-op-mode.h" #include "iwl-drv.h" #include "iwl-modparams.h" +#include "iwl-prph.h" + +#include "dev.h" +#include "calib.h" +#include "agn.h" + /****************************************************************************** * @@ -78,7 +82,8 @@ MODULE_DESCRIPTION(DRV_DESCRIPTION); MODULE_VERSION(DRV_VERSION); MODULE_AUTHOR(DRV_COPYRIGHT " " DRV_AUTHOR); MODULE_LICENSE("GPL"); -MODULE_ALIAS("iwlagn"); + +static const struct iwl_op_mode_ops iwl_dvm_ops; void iwl_update_chain_flags(struct iwl_priv *priv) { @@ -180,7 +185,7 @@ int iwlagn_send_beacon_cmd(struct iwl_priv *priv) rate = info->control.rates[0].idx; priv->mgmt_tx_ant = iwl_toggle_tx_ant(priv, priv->mgmt_tx_ant, - priv->hw_params.valid_tx_ant); + priv->eeprom_data->valid_tx_ant); rate_flags = iwl_ant_idx_to_flags(priv->mgmt_tx_ant); /* In mac80211, rates for 5 GHz start at 0 */ @@ -403,7 +408,7 @@ static void iwl_continuous_event_trace(struct iwl_priv *priv) base = priv->device_pointers.log_event_table; if (iwlagn_hw_valid_rtc_data_addr(base)) { - iwl_read_targ_mem_words(priv->trans, base, &read, sizeof(read)); + iwl_read_targ_mem_bytes(priv->trans, base, &read, sizeof(read)); capacity = read.capacity; mode = read.mode; num_wraps = read.wrap_counter; @@ -513,49 +518,6 @@ static void iwl_bg_tx_flush(struct work_struct *work) * queue/FIFO/AC mapping definitions */ -#define IWL_TX_FIFO_BK 0 /* shared */ -#define IWL_TX_FIFO_BE 1 -#define IWL_TX_FIFO_VI 2 /* shared */ -#define IWL_TX_FIFO_VO 3 -#define IWL_TX_FIFO_BK_IPAN IWL_TX_FIFO_BK -#define IWL_TX_FIFO_BE_IPAN 4 -#define IWL_TX_FIFO_VI_IPAN IWL_TX_FIFO_VI -#define IWL_TX_FIFO_VO_IPAN 5 -/* re-uses the VO FIFO, uCode will properly flush/schedule */ -#define IWL_TX_FIFO_AUX 5 -#define IWL_TX_FIFO_UNUSED -1 - -#define IWLAGN_CMD_FIFO_NUM 7 - -/* - * This queue number is required for proper operation - * because the ucode will stop/start the scheduler as - * required. - */ -#define IWL_IPAN_MCAST_QUEUE 8 - -static const u8 iwlagn_default_queue_to_tx_fifo[] = { - IWL_TX_FIFO_VO, - IWL_TX_FIFO_VI, - IWL_TX_FIFO_BE, - IWL_TX_FIFO_BK, - IWLAGN_CMD_FIFO_NUM, -}; - -static const u8 iwlagn_ipan_queue_to_tx_fifo[] = { - IWL_TX_FIFO_VO, - IWL_TX_FIFO_VI, - IWL_TX_FIFO_BE, - IWL_TX_FIFO_BK, - IWL_TX_FIFO_BK_IPAN, - IWL_TX_FIFO_BE_IPAN, - IWL_TX_FIFO_VI_IPAN, - IWL_TX_FIFO_VO_IPAN, - IWL_TX_FIFO_BE_IPAN, - IWLAGN_CMD_FIFO_NUM, - IWL_TX_FIFO_AUX, -}; - static const u8 iwlagn_bss_ac_to_fifo[] = { IWL_TX_FIFO_VO, IWL_TX_FIFO_VI, @@ -578,7 +540,7 @@ static const u8 iwlagn_pan_ac_to_queue[] = { 7, 6, 5, 4, }; -void iwl_init_context(struct iwl_priv *priv, u32 ucode_flags) +static void iwl_init_context(struct iwl_priv *priv, u32 ucode_flags) { int i; @@ -645,7 +607,7 @@ void iwl_init_context(struct iwl_priv *priv, u32 ucode_flags) BUILD_BUG_ON(NUM_IWL_RXON_CTX != 2); } -void iwl_rf_kill_ct_config(struct iwl_priv *priv) +static void iwl_rf_kill_ct_config(struct iwl_priv *priv) { struct iwl_ct_kill_config cmd; struct iwl_ct_kill_throttling_config adv_cmd; @@ -726,7 +688,7 @@ static int iwlagn_send_tx_ant_config(struct iwl_priv *priv, u8 valid_tx_ant) } } -void iwl_send_bt_config(struct iwl_priv *priv) +static void iwl_send_bt_config(struct iwl_priv *priv) { struct iwl_bt_cmd bt_cmd = { .lead_time = BT_LEAD_TIME_DEF, @@ -814,7 +776,7 @@ int iwl_alive_start(struct iwl_priv *priv) ieee80211_wake_queues(priv->hw); /* Configure Tx antenna selection based on H/W config */ - iwlagn_send_tx_ant_config(priv, priv->hw_params.valid_tx_ant); + iwlagn_send_tx_ant_config(priv, priv->eeprom_data->valid_tx_ant); if (iwl_is_associated_ctx(ctx) && !priv->wowlan) { struct iwl_rxon_cmd *active_rxon = @@ -932,11 +894,12 @@ void iwl_down(struct iwl_priv *priv) priv->ucode_loaded = false; iwl_trans_stop_device(priv->trans); + /* Set num_aux_in_flight must be done after the transport is stopped */ + atomic_set(&priv->num_aux_in_flight, 0); + /* Clear out all status bits but a few that are stable across reset */ priv->status &= test_bit(STATUS_RF_KILL_HW, &priv->status) << STATUS_RF_KILL_HW | - test_bit(STATUS_GEO_CONFIGURED, &priv->status) << - STATUS_GEO_CONFIGURED | test_bit(STATUS_FW_ERROR, &priv->status) << STATUS_FW_ERROR | test_bit(STATUS_EXIT_PENDING, &priv->status) << @@ -1078,7 +1041,7 @@ static void iwlagn_disable_roc_work(struct work_struct *work) * *****************************************************************************/ -void iwl_setup_deferred_work(struct iwl_priv *priv) +static void iwl_setup_deferred_work(struct iwl_priv *priv) { priv->workqueue = create_singlethread_workqueue(DRV_NAME); @@ -1123,224 +1086,14 @@ void iwl_cancel_deferred_work(struct iwl_priv *priv) del_timer_sync(&priv->ucode_trace); } -static void iwl_init_hw_rates(struct ieee80211_rate *rates) -{ - int i; - - for (i = 0; i < IWL_RATE_COUNT_LEGACY; i++) { - rates[i].bitrate = iwl_rates[i].ieee * 5; - rates[i].hw_value = i; /* Rate scaling will work on indexes */ - rates[i].hw_value_short = i; - rates[i].flags = 0; - if ((i >= IWL_FIRST_CCK_RATE) && (i <= IWL_LAST_CCK_RATE)) { - /* - * If CCK != 1M then set short preamble rate flag. - */ - rates[i].flags |= - (iwl_rates[i].plcp == IWL_RATE_1M_PLCP) ? - 0 : IEEE80211_RATE_SHORT_PREAMBLE; - } - } -} - -#define MAX_BIT_RATE_40_MHZ 150 /* Mbps */ -#define MAX_BIT_RATE_20_MHZ 72 /* Mbps */ -static void iwl_init_ht_hw_capab(const struct iwl_priv *priv, - struct ieee80211_sta_ht_cap *ht_info, - enum ieee80211_band band) -{ - u16 max_bit_rate = 0; - u8 rx_chains_num = priv->hw_params.rx_chains_num; - u8 tx_chains_num = priv->hw_params.tx_chains_num; - - ht_info->cap = 0; - memset(&ht_info->mcs, 0, sizeof(ht_info->mcs)); - - ht_info->ht_supported = true; - - if (priv->cfg->ht_params && - priv->cfg->ht_params->ht_greenfield_support) - ht_info->cap |= IEEE80211_HT_CAP_GRN_FLD; - ht_info->cap |= IEEE80211_HT_CAP_SGI_20; - max_bit_rate = MAX_BIT_RATE_20_MHZ; - if (priv->hw_params.ht40_channel & BIT(band)) { - ht_info->cap |= IEEE80211_HT_CAP_SUP_WIDTH_20_40; - ht_info->cap |= IEEE80211_HT_CAP_SGI_40; - ht_info->mcs.rx_mask[4] = 0x01; - max_bit_rate = MAX_BIT_RATE_40_MHZ; - } - - if (iwlwifi_mod_params.amsdu_size_8K) - ht_info->cap |= IEEE80211_HT_CAP_MAX_AMSDU; - - ht_info->ampdu_factor = CFG_HT_RX_AMPDU_FACTOR_DEF; - ht_info->ampdu_density = CFG_HT_MPDU_DENSITY_DEF; - - ht_info->mcs.rx_mask[0] = 0xFF; - if (rx_chains_num >= 2) - ht_info->mcs.rx_mask[1] = 0xFF; - if (rx_chains_num >= 3) - ht_info->mcs.rx_mask[2] = 0xFF; - - /* Highest supported Rx data rate */ - max_bit_rate *= rx_chains_num; - WARN_ON(max_bit_rate & ~IEEE80211_HT_MCS_RX_HIGHEST_MASK); - ht_info->mcs.rx_highest = cpu_to_le16(max_bit_rate); - - /* Tx MCS capabilities */ - ht_info->mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED; - if (tx_chains_num != rx_chains_num) { - ht_info->mcs.tx_params |= IEEE80211_HT_MCS_TX_RX_DIFF; - ht_info->mcs.tx_params |= ((tx_chains_num - 1) << - IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT); - } -} - -/** - * iwl_init_geos - Initialize mac80211's geo/channel info based from eeprom - */ -static int iwl_init_geos(struct iwl_priv *priv) -{ - struct iwl_channel_info *ch; - struct ieee80211_supported_band *sband; - struct ieee80211_channel *channels; - struct ieee80211_channel *geo_ch; - struct ieee80211_rate *rates; - int i = 0; - s8 max_tx_power = IWLAGN_TX_POWER_TARGET_POWER_MIN; - - if (priv->bands[IEEE80211_BAND_2GHZ].n_bitrates || - priv->bands[IEEE80211_BAND_5GHZ].n_bitrates) { - IWL_DEBUG_INFO(priv, "Geography modes already initialized.\n"); - set_bit(STATUS_GEO_CONFIGURED, &priv->status); - return 0; - } - - channels = kcalloc(priv->channel_count, - sizeof(struct ieee80211_channel), GFP_KERNEL); - if (!channels) - return -ENOMEM; - - rates = kcalloc(IWL_RATE_COUNT_LEGACY, sizeof(struct ieee80211_rate), - GFP_KERNEL); - if (!rates) { - kfree(channels); - return -ENOMEM; - } - - /* 5.2GHz channels start after the 2.4GHz channels */ - sband = &priv->bands[IEEE80211_BAND_5GHZ]; - sband->channels = &channels[ARRAY_SIZE(iwl_eeprom_band_1)]; - /* just OFDM */ - sband->bitrates = &rates[IWL_FIRST_OFDM_RATE]; - sband->n_bitrates = IWL_RATE_COUNT_LEGACY - IWL_FIRST_OFDM_RATE; - - if (priv->hw_params.sku & EEPROM_SKU_CAP_11N_ENABLE) - iwl_init_ht_hw_capab(priv, &sband->ht_cap, - IEEE80211_BAND_5GHZ); - - sband = &priv->bands[IEEE80211_BAND_2GHZ]; - sband->channels = channels; - /* OFDM & CCK */ - sband->bitrates = rates; - sband->n_bitrates = IWL_RATE_COUNT_LEGACY; - - if (priv->hw_params.sku & EEPROM_SKU_CAP_11N_ENABLE) - iwl_init_ht_hw_capab(priv, &sband->ht_cap, - IEEE80211_BAND_2GHZ); - - priv->ieee_channels = channels; - priv->ieee_rates = rates; - - for (i = 0; i < priv->channel_count; i++) { - ch = &priv->channel_info[i]; - - /* FIXME: might be removed if scan is OK */ - if (!is_channel_valid(ch)) - continue; - - sband = &priv->bands[ch->band]; - - geo_ch = &sband->channels[sband->n_channels++]; - - geo_ch->center_freq = - ieee80211_channel_to_frequency(ch->channel, ch->band); - geo_ch->max_power = ch->max_power_avg; - geo_ch->max_antenna_gain = 0xff; - geo_ch->hw_value = ch->channel; - - if (is_channel_valid(ch)) { - if (!(ch->flags & EEPROM_CHANNEL_IBSS)) - geo_ch->flags |= IEEE80211_CHAN_NO_IBSS; - - if (!(ch->flags & EEPROM_CHANNEL_ACTIVE)) - geo_ch->flags |= IEEE80211_CHAN_PASSIVE_SCAN; - - if (ch->flags & EEPROM_CHANNEL_RADAR) - geo_ch->flags |= IEEE80211_CHAN_RADAR; - - geo_ch->flags |= ch->ht40_extension_channel; - - if (ch->max_power_avg > max_tx_power) - max_tx_power = ch->max_power_avg; - } else { - geo_ch->flags |= IEEE80211_CHAN_DISABLED; - } - - IWL_DEBUG_INFO(priv, "Channel %d Freq=%d[%sGHz] %s flag=0x%X\n", - ch->channel, geo_ch->center_freq, - is_channel_a_band(ch) ? "5.2" : "2.4", - geo_ch->flags & IEEE80211_CHAN_DISABLED ? - "restricted" : "valid", - geo_ch->flags); - } - - priv->tx_power_device_lmt = max_tx_power; - priv->tx_power_user_lmt = max_tx_power; - priv->tx_power_next = max_tx_power; - - if ((priv->bands[IEEE80211_BAND_5GHZ].n_channels == 0) && - priv->hw_params.sku & EEPROM_SKU_CAP_BAND_52GHZ) { - IWL_INFO(priv, "Incorrectly detected BG card as ABG. " - "Please send your %s to maintainer.\n", - priv->trans->hw_id_str); - priv->hw_params.sku &= ~EEPROM_SKU_CAP_BAND_52GHZ; - } - - if (iwlwifi_mod_params.disable_5ghz) - priv->bands[IEEE80211_BAND_5GHZ].n_channels = 0; - - IWL_INFO(priv, "Tunable channels: %d 802.11bg, %d 802.11a channels\n", - priv->bands[IEEE80211_BAND_2GHZ].n_channels, - priv->bands[IEEE80211_BAND_5GHZ].n_channels); - - set_bit(STATUS_GEO_CONFIGURED, &priv->status); - - return 0; -} - -/* - * iwl_free_geos - undo allocations in iwl_init_geos - */ -static void iwl_free_geos(struct iwl_priv *priv) -{ - kfree(priv->ieee_channels); - kfree(priv->ieee_rates); - clear_bit(STATUS_GEO_CONFIGURED, &priv->status); -} - -int iwl_init_drv(struct iwl_priv *priv) +static int iwl_init_drv(struct iwl_priv *priv) { - int ret; - spin_lock_init(&priv->sta_lock); mutex_init(&priv->mutex); INIT_LIST_HEAD(&priv->calib_results); - priv->ieee_channels = NULL; - priv->ieee_rates = NULL; priv->band = IEEE80211_BAND_2GHZ; priv->plcp_delta_threshold = @@ -1371,31 +1124,11 @@ int iwl_init_drv(struct iwl_priv *priv) priv->dynamic_frag_thresh = BT_FRAG_THRESHOLD_DEF; } - ret = iwl_init_channel_map(priv); - if (ret) { - IWL_ERR(priv, "initializing regulatory failed: %d\n", ret); - goto err; - } - - ret = iwl_init_geos(priv); - if (ret) { - IWL_ERR(priv, "initializing geos failed: %d\n", ret); - goto err_free_channel_map; - } - iwl_init_hw_rates(priv->ieee_rates); - return 0; - -err_free_channel_map: - iwl_free_channel_map(priv); -err: - return ret; } -void iwl_uninit_drv(struct iwl_priv *priv) +static void iwl_uninit_drv(struct iwl_priv *priv) { - iwl_free_geos(priv); - iwl_free_channel_map(priv); kfree(priv->scan_cmd); kfree(priv->beacon_cmd); kfree(rcu_dereference_raw(priv->noa_data)); @@ -1405,15 +1138,12 @@ void iwl_uninit_drv(struct iwl_priv *priv) #endif } -void iwl_set_hw_params(struct iwl_priv *priv) +static void iwl_set_hw_params(struct iwl_priv *priv) { if (priv->cfg->ht_params) priv->hw_params.use_rts_for_aggregation = priv->cfg->ht_params->use_rts_for_aggregation; - if (iwlwifi_mod_params.disable_11n & IWL_DISABLE_HT_ALL) - priv->hw_params.sku &= ~EEPROM_SKU_CAP_11N_ENABLE; - /* Device-specific setup */ priv->lib->set_hw_params(priv); } @@ -1421,7 +1151,7 @@ void iwl_set_hw_params(struct iwl_priv *priv) /* show what optional capabilities we have */ -void iwl_option_config(struct iwl_priv *priv) +static void iwl_option_config(struct iwl_priv *priv) { #ifdef CONFIG_IWLWIFI_DEBUG IWL_INFO(priv, "CONFIG_IWLWIFI_DEBUG enabled\n"); @@ -1454,6 +1184,42 @@ void iwl_option_config(struct iwl_priv *priv) #endif } +static int iwl_eeprom_init_hw_params(struct iwl_priv *priv) +{ + u16 radio_cfg; + + priv->eeprom_data->sku = priv->eeprom_data->sku; + + if (priv->eeprom_data->sku & EEPROM_SKU_CAP_11N_ENABLE && + !priv->cfg->ht_params) { + IWL_ERR(priv, "Invalid 11n configuration\n"); + return -EINVAL; + } + + if (!priv->eeprom_data->sku) { + IWL_ERR(priv, "Invalid device sku\n"); + return -EINVAL; + } + + IWL_INFO(priv, "Device SKU: 0x%X\n", priv->eeprom_data->sku); + + radio_cfg = priv->eeprom_data->radio_cfg; + + priv->hw_params.tx_chains_num = + num_of_ant(priv->eeprom_data->valid_tx_ant); + if (priv->cfg->rx_with_siso_diversity) + priv->hw_params.rx_chains_num = 1; + else + priv->hw_params.rx_chains_num = + num_of_ant(priv->eeprom_data->valid_rx_ant); + + IWL_INFO(priv, "Valid Tx ant: 0x%X, Valid Rx ant: 0x%X\n", + priv->eeprom_data->valid_tx_ant, + priv->eeprom_data->valid_rx_ant); + + return 0; +} + static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans, const struct iwl_cfg *cfg, const struct iwl_fw *fw) @@ -1466,7 +1232,6 @@ static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans, struct iwl_trans_config trans_cfg; static const u8 no_reclaim_cmds[] = { REPLY_RX_PHY_CMD, - REPLY_RX, REPLY_RX_MPDU_CMD, REPLY_COMPRESSED_BA, STATISTICS_NOTIFICATION, @@ -1539,8 +1304,12 @@ static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans, trans_cfg.queue_watchdog_timeout = priv->cfg->base_params->wd_timeout; else - trans_cfg.queue_watchdog_timeout = IWL_WATCHHDOG_DISABLED; + trans_cfg.queue_watchdog_timeout = IWL_WATCHDOG_DISABLED; trans_cfg.command_names = iwl_dvm_cmd_strings; + trans_cfg.cmd_fifo = IWLAGN_CMD_FIFO_NUM; + + WARN_ON(sizeof(priv->transport_queue_stop) * BITS_PER_BYTE < + priv->cfg->base_params->num_of_queues); ucode_flags = fw->ucode_capa.flags; @@ -1551,15 +1320,9 @@ static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans, if (ucode_flags & IWL_UCODE_TLV_FLAGS_PAN) { priv->sta_key_max_num = STA_KEY_MAX_NUM_PAN; trans_cfg.cmd_queue = IWL_IPAN_CMD_QUEUE_NUM; - trans_cfg.queue_to_fifo = iwlagn_ipan_queue_to_tx_fifo; - trans_cfg.n_queue_to_fifo = - ARRAY_SIZE(iwlagn_ipan_queue_to_tx_fifo); } else { priv->sta_key_max_num = STA_KEY_MAX_NUM; trans_cfg.cmd_queue = IWL_DEFAULT_CMD_QUEUE_NUM; - trans_cfg.queue_to_fifo = iwlagn_default_queue_to_tx_fifo; - trans_cfg.n_queue_to_fifo = - ARRAY_SIZE(iwlagn_default_queue_to_tx_fifo); } /* Configure transport layer */ @@ -1599,25 +1362,33 @@ static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans, goto out_free_hw; /* Read the EEPROM */ - if (iwl_eeprom_init(priv, priv->trans->hw_rev)) { + if (iwl_read_eeprom(priv->trans, &priv->eeprom_blob, + &priv->eeprom_blob_size)) { IWL_ERR(priv, "Unable to init EEPROM\n"); goto out_free_hw; } + /* Reset chip to save power until we load uCode during "up". */ iwl_trans_stop_hw(priv->trans, false); - if (iwl_eeprom_check_version(priv)) + priv->eeprom_data = iwl_parse_eeprom_data(priv->trans->dev, priv->cfg, + priv->eeprom_blob, + priv->eeprom_blob_size); + if (!priv->eeprom_data) + goto out_free_eeprom_blob; + + if (iwl_eeprom_check_version(priv->eeprom_data, priv->trans)) goto out_free_eeprom; if (iwl_eeprom_init_hw_params(priv)) goto out_free_eeprom; /* extract MAC Address */ - iwl_eeprom_get_mac(priv, priv->addresses[0].addr); + memcpy(priv->addresses[0].addr, priv->eeprom_data->hw_addr, ETH_ALEN); IWL_DEBUG_INFO(priv, "MAC address: %pM\n", priv->addresses[0].addr); priv->hw->wiphy->addresses = priv->addresses; priv->hw->wiphy->n_addresses = 1; - num_mac = iwl_eeprom_query16(priv, EEPROM_NUM_MAC_ADDRESS); + num_mac = priv->eeprom_data->n_hw_addrs; if (num_mac > 1) { memcpy(priv->addresses[1].addr, priv->addresses[0].addr, ETH_ALEN); @@ -1630,7 +1401,7 @@ static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans, ************************/ iwl_set_hw_params(priv); - if (!(priv->hw_params.sku & EEPROM_SKU_CAP_IPAN_ENABLE)) { + if (!(priv->eeprom_data->sku & EEPROM_SKU_CAP_IPAN_ENABLE)) { IWL_DEBUG_INFO(priv, "Your EEPROM disabled PAN"); ucode_flags &= ~IWL_UCODE_TLV_FLAGS_PAN; /* @@ -1640,9 +1411,6 @@ static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans, ucode_flags &= ~IWL_UCODE_TLV_FLAGS_P2P; priv->sta_key_max_num = STA_KEY_MAX_NUM; trans_cfg.cmd_queue = IWL_DEFAULT_CMD_QUEUE_NUM; - trans_cfg.queue_to_fifo = iwlagn_default_queue_to_tx_fifo; - trans_cfg.n_queue_to_fifo = - ARRAY_SIZE(iwlagn_default_queue_to_tx_fifo); /* Configure transport layer again*/ iwl_trans_configure(priv->trans, &trans_cfg); @@ -1660,9 +1428,6 @@ static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans, atomic_set(&priv->queue_stop_count[i], 0); } - WARN_ON(trans_cfg.queue_to_fifo[trans_cfg.cmd_queue] != - IWLAGN_CMD_FIFO_NUM); - if (iwl_init_drv(priv)) goto out_free_eeprom; @@ -1711,8 +1476,10 @@ out_destroy_workqueue: destroy_workqueue(priv->workqueue); priv->workqueue = NULL; iwl_uninit_drv(priv); +out_free_eeprom_blob: + kfree(priv->eeprom_blob); out_free_eeprom: - iwl_eeprom_free(priv); + iwl_free_eeprom_data(priv->eeprom_data); out_free_hw: ieee80211_free_hw(priv->hw); out: @@ -1720,7 +1487,7 @@ out: return op_mode; } -void iwl_op_mode_dvm_stop(struct iwl_op_mode *op_mode) +static void iwl_op_mode_dvm_stop(struct iwl_op_mode *op_mode) { struct iwl_priv *priv = IWL_OP_MODE_GET_DVM(op_mode); @@ -1728,7 +1495,7 @@ void iwl_op_mode_dvm_stop(struct iwl_op_mode *op_mode) iwl_dbgfs_unregister(priv); - iwl_testmode_cleanup(priv); + iwl_testmode_free(priv); iwlagn_mac_unregister(priv); iwl_tt_exit(priv); @@ -1737,7 +1504,8 @@ void iwl_op_mode_dvm_stop(struct iwl_op_mode *op_mode) priv->ucode_loaded = false; iwl_trans_stop_device(priv->trans); - iwl_eeprom_free(priv); + kfree(priv->eeprom_blob); + iwl_free_eeprom_data(priv->eeprom_data); /*netif_stop_queue(dev); */ flush_workqueue(priv->workqueue); @@ -1850,7 +1618,7 @@ static void iwl_dump_nic_error_log(struct iwl_priv *priv) } /*TODO: Update dbgfs with ISR error stats obtained below */ - iwl_read_targ_mem_words(trans, base, &table, sizeof(table)); + iwl_read_targ_mem_bytes(trans, base, &table, sizeof(table)); if (ERROR_START_OFFSET <= table.valid * ERROR_ELEM_SIZE) { IWL_ERR(trans, "Start IWL Error Log Dump:\n"); @@ -2185,7 +1953,7 @@ static void iwlagn_fw_error(struct iwl_priv *priv, bool ondemand) } } -void iwl_nic_error(struct iwl_op_mode *op_mode) +static void iwl_nic_error(struct iwl_op_mode *op_mode) { struct iwl_priv *priv = IWL_OP_MODE_GET_DVM(op_mode); @@ -2198,7 +1966,7 @@ void iwl_nic_error(struct iwl_op_mode *op_mode) iwlagn_fw_error(priv, false); } -void iwl_cmd_queue_full(struct iwl_op_mode *op_mode) +static void iwl_cmd_queue_full(struct iwl_op_mode *op_mode) { struct iwl_priv *priv = IWL_OP_MODE_GET_DVM(op_mode); @@ -2208,11 +1976,60 @@ void iwl_cmd_queue_full(struct iwl_op_mode *op_mode) } } -void iwl_nic_config(struct iwl_op_mode *op_mode) +#define EEPROM_RF_CONFIG_TYPE_MAX 0x3 + +static void iwl_nic_config(struct iwl_op_mode *op_mode) { struct iwl_priv *priv = IWL_OP_MODE_GET_DVM(op_mode); + u16 radio_cfg = priv->eeprom_data->radio_cfg; + + /* SKU Control */ + iwl_set_bits_mask(priv->trans, CSR_HW_IF_CONFIG_REG, + CSR_HW_IF_CONFIG_REG_MSK_MAC_DASH | + CSR_HW_IF_CONFIG_REG_MSK_MAC_STEP, + (CSR_HW_REV_STEP(priv->trans->hw_rev) << + CSR_HW_IF_CONFIG_REG_POS_MAC_STEP) | + (CSR_HW_REV_DASH(priv->trans->hw_rev) << + CSR_HW_IF_CONFIG_REG_POS_MAC_DASH)); + + /* write radio config values to register */ + if (EEPROM_RF_CFG_TYPE_MSK(radio_cfg) <= EEPROM_RF_CONFIG_TYPE_MAX) { + u32 reg_val = + EEPROM_RF_CFG_TYPE_MSK(radio_cfg) << + CSR_HW_IF_CONFIG_REG_POS_PHY_TYPE | + EEPROM_RF_CFG_STEP_MSK(radio_cfg) << + CSR_HW_IF_CONFIG_REG_POS_PHY_STEP | + EEPROM_RF_CFG_DASH_MSK(radio_cfg) << + CSR_HW_IF_CONFIG_REG_POS_PHY_DASH; + + iwl_set_bits_mask(priv->trans, CSR_HW_IF_CONFIG_REG, + CSR_HW_IF_CONFIG_REG_MSK_PHY_TYPE | + CSR_HW_IF_CONFIG_REG_MSK_PHY_STEP | + CSR_HW_IF_CONFIG_REG_MSK_PHY_DASH, reg_val); + + IWL_INFO(priv, "Radio type=0x%x-0x%x-0x%x\n", + EEPROM_RF_CFG_TYPE_MSK(radio_cfg), + EEPROM_RF_CFG_STEP_MSK(radio_cfg), + EEPROM_RF_CFG_DASH_MSK(radio_cfg)); + } else { + WARN_ON(1); + } - priv->lib->nic_config(priv); + /* set CSR_HW_CONFIG_REG for uCode use */ + iwl_set_bit(priv->trans, CSR_HW_IF_CONFIG_REG, + CSR_HW_IF_CONFIG_REG_BIT_RADIO_SI | + CSR_HW_IF_CONFIG_REG_BIT_MAC_SI); + + /* W/A : NIC is stuck in a reset state after Early PCIe power off + * (PCIe power is lost before PERST# is asserted), + * causing ME FW to lose ownership and not being able to obtain it back. + */ + iwl_set_bits_mask_prph(priv->trans, APMG_PS_CTRL_REG, + APMG_PS_CTRL_EARLY_PWR_OFF_RESET_DIS, + ~APMG_PS_CTRL_EARLY_PWR_OFF_RESET_DIS); + + if (priv->lib->nic_config) + priv->lib->nic_config(priv); } static void iwl_wimax_active(struct iwl_op_mode *op_mode) @@ -2223,7 +2040,7 @@ static void iwl_wimax_active(struct iwl_op_mode *op_mode) IWL_ERR(priv, "RF is used by WiMAX\n"); } -void iwl_stop_sw_queue(struct iwl_op_mode *op_mode, int queue) +static void iwl_stop_sw_queue(struct iwl_op_mode *op_mode, int queue) { struct iwl_priv *priv = IWL_OP_MODE_GET_DVM(op_mode); int mq = priv->queue_to_mac80211[queue]; @@ -2242,7 +2059,7 @@ void iwl_stop_sw_queue(struct iwl_op_mode *op_mode, int queue) ieee80211_stop_queue(priv->hw, mq); } -void iwl_wake_sw_queue(struct iwl_op_mode *op_mode, int queue) +static void iwl_wake_sw_queue(struct iwl_op_mode *op_mode, int queue) { struct iwl_priv *priv = IWL_OP_MODE_GET_DVM(op_mode); int mq = priv->queue_to_mac80211[queue]; @@ -2282,16 +2099,17 @@ void iwlagn_lift_passive_no_rx(struct iwl_priv *priv) priv->passive_no_rx = false; } -void iwl_free_skb(struct iwl_op_mode *op_mode, struct sk_buff *skb) +static void iwl_free_skb(struct iwl_op_mode *op_mode, struct sk_buff *skb) { + struct iwl_priv *priv = IWL_OP_MODE_GET_DVM(op_mode); struct ieee80211_tx_info *info; info = IEEE80211_SKB_CB(skb); - kmem_cache_free(iwl_tx_cmd_pool, (info->driver_data[1])); + iwl_trans_free_tx_cmd(priv->trans, info->driver_data[1]); dev_kfree_skb_any(skb); } -void iwl_set_hw_rfkill_state(struct iwl_op_mode *op_mode, bool state) +static void iwl_set_hw_rfkill_state(struct iwl_op_mode *op_mode, bool state) { struct iwl_priv *priv = IWL_OP_MODE_GET_DVM(op_mode); @@ -2303,7 +2121,7 @@ void iwl_set_hw_rfkill_state(struct iwl_op_mode *op_mode, bool state) wiphy_rfkill_set_hw_state(priv->hw->wiphy, state); } -const struct iwl_op_mode_ops iwl_dvm_ops = { +static const struct iwl_op_mode_ops iwl_dvm_ops = { .start = iwl_op_mode_dvm_start, .stop = iwl_op_mode_dvm_stop, .rx = iwl_rx_dispatch, @@ -2322,9 +2140,6 @@ const struct iwl_op_mode_ops iwl_dvm_ops = { * driver and module entry point * *****************************************************************************/ - -struct kmem_cache *iwl_tx_cmd_pool; - static int __init iwl_init(void) { @@ -2332,36 +2147,25 @@ static int __init iwl_init(void) pr_info(DRV_DESCRIPTION ", " DRV_VERSION "\n"); pr_info(DRV_COPYRIGHT "\n"); - iwl_tx_cmd_pool = kmem_cache_create("iwl_dev_cmd", - sizeof(struct iwl_device_cmd), - sizeof(void *), 0, NULL); - if (!iwl_tx_cmd_pool) - return -ENOMEM; - ret = iwlagn_rate_control_register(); if (ret) { pr_err("Unable to register rate control algorithm: %d\n", ret); - goto error_rc_register; + return ret; } - ret = iwl_pci_register_driver(); - if (ret) - goto error_pci_register; - return ret; + ret = iwl_opmode_register("iwldvm", &iwl_dvm_ops); + if (ret) { + pr_err("Unable to register op_mode: %d\n", ret); + iwlagn_rate_control_unregister(); + } -error_pci_register: - iwlagn_rate_control_unregister(); -error_rc_register: - kmem_cache_destroy(iwl_tx_cmd_pool); return ret; } +module_init(iwl_init); static void __exit iwl_exit(void) { - iwl_pci_unregister_driver(); + iwl_opmode_deregister("iwldvm"); iwlagn_rate_control_unregister(); - kmem_cache_destroy(iwl_tx_cmd_pool); } - module_exit(iwl_exit); -module_init(iwl_init); |
