* maps to IWL_RATE_INVALID
*
*/
-const struct iwl4965_rate_info iwl4965_rates[IWL_RATE_COUNT] = {
+const struct iwl_rate_info iwl_rates[IWL_RATE_COUNT] = {
IWL_DECLARE_RATE_INFO(1, INV, INV, 2, INV, 2, INV, 2), /* 1mbps */
IWL_DECLARE_RATE_INFO(2, INV, 1, 5, 1, 5, 1, 5), /* 2mbps */
IWL_DECLARE_RATE_INFO(5, INV, 2, 6, 2, 11, 2, 11), /*5.5mbps */
IWL_DECLARE_RATE_INFO(60, 60, 48, INV, 48, INV, 48, INV),/* 60mbps */
/* FIXME:RS: ^^ should be INV (legacy) */
};
-EXPORT_SYMBOL(iwl4965_rates);
+EXPORT_SYMBOL(iwl_rates);
+
+/**
+ * translate ucode response to mac80211 tx status control values
+ */
+void iwl_hwrate_to_tx_control(struct iwl_priv *priv, u32 rate_n_flags,
+ struct ieee80211_tx_info *control)
+{
+ int rate_index;
+
+ control->antenna_sel_tx =
+ ((rate_n_flags & RATE_MCS_ANT_ABC_MSK) >> RATE_MCS_ANT_POS);
+ if (rate_n_flags & RATE_MCS_HT_MSK)
+ control->flags |= IEEE80211_TX_CTL_OFDM_HT;
+ if (rate_n_flags & RATE_MCS_GF_MSK)
+ control->flags |= IEEE80211_TX_CTL_GREEN_FIELD;
+ if (rate_n_flags & RATE_MCS_FAT_MSK)
+ control->flags |= IEEE80211_TX_CTL_40_MHZ_WIDTH;
+ if (rate_n_flags & RATE_MCS_DUP_MSK)
+ control->flags |= IEEE80211_TX_CTL_DUP_DATA;
+ if (rate_n_flags & RATE_MCS_SGI_MSK)
+ control->flags |= IEEE80211_TX_CTL_SHORT_GI;
+ rate_index = iwl_hwrate_to_plcp_idx(rate_n_flags);
+ if (control->band == IEEE80211_BAND_5GHZ)
+ rate_index -= IWL_FIRST_OFDM_RATE;
+ control->tx_rate_idx = rate_index;
+}
+EXPORT_SYMBOL(iwl_hwrate_to_tx_control);
+
+int iwl_hwrate_to_plcp_idx(u32 rate_n_flags)
+{
+ int idx = 0;
+
+ /* HT rate format */
+ if (rate_n_flags & RATE_MCS_HT_MSK) {
+ idx = (rate_n_flags & 0xff);
+
+ if (idx >= IWL_RATE_MIMO2_6M_PLCP)
+ idx = idx - IWL_RATE_MIMO2_6M_PLCP;
+
+ idx += IWL_FIRST_OFDM_RATE;
+ /* skip 9M not supported in ht*/
+ if (idx >= IWL_RATE_9M_INDEX)
+ idx += 1;
+ if ((idx >= IWL_FIRST_OFDM_RATE) && (idx <= IWL_LAST_OFDM_RATE))
+ return idx;
+
+ /* legacy rate format, search for match in table */
+ } else {
+ for (idx = 0; idx < ARRAY_SIZE(iwl_rates); idx++)
+ if (iwl_rates[idx].plcp == (rate_n_flags & 0xFF))
+ return idx;
+ }
+
+ return -1;
+}
+EXPORT_SYMBOL(iwl_hwrate_to_plcp_idx);
+
+
+
+const u8 iwl_bcast_addr[ETH_ALEN] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
+EXPORT_SYMBOL(iwl_bcast_addr);
+
/* This function both allocates and initializes hw and priv. */
struct ieee80211_hw *iwl_alloc_all(struct iwl_cfg *cfg,
EXPORT_SYMBOL(iwl_hw_nic_init);
/**
- * iwlcore_clear_stations_table - Clear the driver's station table
+ * iwl_clear_stations_table - Clear the driver's station table
*
* NOTE: This does not clear or otherwise alter the device's station table.
*/
-void iwlcore_clear_stations_table(struct iwl_priv *priv)
+void iwl_clear_stations_table(struct iwl_priv *priv)
{
unsigned long flags;
spin_lock_irqsave(&priv->sta_lock, flags);
+ if (iwl_is_alive(priv) &&
+ !test_bit(STATUS_EXIT_PENDING, &priv->status) &&
+ iwl_send_cmd_pdu_async(priv, REPLY_REMOVE_ALL_STA, 0, NULL, NULL))
+ IWL_ERROR("Couldn't clear the station table\n");
+
priv->num_stations = 0;
memset(priv->stations, 0, sizeof(priv->stations));
spin_unlock_irqrestore(&priv->sta_lock, flags);
}
-EXPORT_SYMBOL(iwlcore_clear_stations_table);
+EXPORT_SYMBOL(iwl_clear_stations_table);
void iwl_reset_qos(struct iwl_priv *priv)
{
}
EXPORT_SYMBOL(iwl_reset_qos);
-#ifdef CONFIG_IWL4965_HT
+#define MAX_BIT_RATE_40_MHZ 0x96; /* 150 Mbps */
+#define MAX_BIT_RATE_20_MHZ 0x48; /* 72 Mbps */
static void iwlcore_init_ht_hw_capab(const struct iwl_priv *priv,
struct ieee80211_ht_info *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->supp_mcs_set, 0, 16);
ht_info->ht_supported = 1;
+ ht_info->cap |= (u16)IEEE80211_HT_CAP_GRN_FLD;
+ ht_info->cap |= (u16)IEEE80211_HT_CAP_SGI_20;
+ ht_info->cap |= (u16)(IEEE80211_HT_CAP_MIMO_PS &
+ (IWL_MIMO_PS_NONE << 2));
+
+ max_bit_rate = MAX_BIT_RATE_20_MHZ;
if (priv->hw_params.fat_channel & BIT(band)) {
ht_info->cap |= (u16)IEEE80211_HT_CAP_SUP_WIDTH;
ht_info->cap |= (u16)IEEE80211_HT_CAP_SGI_40;
ht_info->supp_mcs_set[4] = 0x01;
+ max_bit_rate = MAX_BIT_RATE_40_MHZ;
}
- ht_info->cap |= (u16)IEEE80211_HT_CAP_GRN_FLD;
- ht_info->cap |= (u16)IEEE80211_HT_CAP_SGI_20;
- ht_info->cap |= (u16)(IEEE80211_HT_CAP_MIMO_PS &
- (IWL_MIMO_PS_NONE << 2));
if (priv->cfg->mod_params->amsdu_size_8K)
ht_info->cap |= (u16)IEEE80211_HT_CAP_MAX_AMSDU;
ht_info->ampdu_density = CFG_HT_MPDU_DENSITY_DEF;
ht_info->supp_mcs_set[0] = 0xFF;
- if (priv->hw_params.tx_chains_num >= 2)
+ if (rx_chains_num >= 2)
ht_info->supp_mcs_set[1] = 0xFF;
- if (priv->hw_params.tx_chains_num >= 3)
+ if (rx_chains_num >= 3)
ht_info->supp_mcs_set[2] = 0xFF;
+
+ /* Highest supported Rx data rate */
+ max_bit_rate *= rx_chains_num;
+ ht_info->supp_mcs_set[10] = (u8)(max_bit_rate & 0x00FF);
+ ht_info->supp_mcs_set[11] = (u8)((max_bit_rate & 0xFF00) >> 8);
+
+ /* Tx MCS capabilities */
+ ht_info->supp_mcs_set[12] = IEEE80211_HT_CAP_MCS_TX_DEFINED;
+ if (tx_chains_num != rx_chains_num) {
+ ht_info->supp_mcs_set[12] |= IEEE80211_HT_CAP_MCS_TX_RX_DIFF;
+ ht_info->supp_mcs_set[12] |= ((tx_chains_num - 1) << 2);
+ }
}
-#else
-static inline void iwlcore_init_ht_hw_capab(const struct iwl_priv *priv,
- struct ieee80211_ht_info *ht_info,
- enum ieee80211_band band)
-{
-}
-#endif /* CONFIG_IWL4965_HT */
static void iwlcore_init_hw_rates(struct iwl_priv *priv,
struct ieee80211_rate *rates)
int i;
for (i = 0; i < IWL_RATE_COUNT; i++) {
- rates[i].bitrate = iwl4965_rates[i].ieee * 5;
+ 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 CCK != 1M then set short preamble rate flag.
*/
rates[i].flags |=
- (iwl4965_rates[i].plcp == IWL_RATE_1M_PLCP) ?
+ (iwl_rates[i].plcp == IWL_RATE_1M_PLCP) ?
0 : IEEE80211_RATE_SHORT_PREAMBLE;
}
}
sband->bitrates = &rates[IWL_FIRST_OFDM_RATE];
sband->n_bitrates = IWL_RATE_COUNT - IWL_FIRST_OFDM_RATE;
- iwlcore_init_ht_hw_capab(priv, &sband->ht_info, IEEE80211_BAND_5GHZ);
+ if (priv->cfg->sku & IWL_SKU_N)
+ iwlcore_init_ht_hw_capab(priv, &sband->ht_info,
+ IEEE80211_BAND_5GHZ);
sband = &priv->bands[IEEE80211_BAND_2GHZ];
sband->channels = channels;
sband->bitrates = rates;
sband->n_bitrates = IWL_RATE_COUNT;
- iwlcore_init_ht_hw_capab(priv, &sband->ht_info, IEEE80211_BAND_2GHZ);
+ if (priv->cfg->sku & IWL_SKU_N)
+ iwlcore_init_ht_hw_capab(priv, &sband->ht_info,
+ IEEE80211_BAND_2GHZ);
priv->ieee_channels = channels;
priv->ieee_rates = rates;
if (ch->flags & EEPROM_CHANNEL_RADAR)
geo_ch->flags |= IEEE80211_CHAN_RADAR;
- if (ch->max_power_avg > priv->max_channel_txpower_limit)
- priv->max_channel_txpower_limit =
- ch->max_power_avg;
+ geo_ch->flags |= ch->fat_extension_channel;
+
+ if (ch->max_power_avg > priv->tx_power_channel_lmt)
+ priv->tx_power_channel_lmt = ch->max_power_avg;
} else {
geo_ch->flags |= IEEE80211_CHAN_DISABLED;
}
/* Save flags for reg domain usage */
geo_ch->orig_flags = geo_ch->flags;
- IWL_DEBUG_INFO("Channel %d Freq=%d[%sGHz] %s flag=0%X\n",
+ IWL_DEBUG_INFO("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 ?
priv->bands[IEEE80211_BAND_2GHZ].n_channels,
priv->bands[IEEE80211_BAND_5GHZ].n_channels);
- if (priv->bands[IEEE80211_BAND_2GHZ].n_channels)
- priv->hw->wiphy->bands[IEEE80211_BAND_2GHZ] =
- &priv->bands[IEEE80211_BAND_2GHZ];
- if (priv->bands[IEEE80211_BAND_5GHZ].n_channels)
- priv->hw->wiphy->bands[IEEE80211_BAND_5GHZ] =
- &priv->bands[IEEE80211_BAND_5GHZ];
set_bit(STATUS_GEO_CONFIGURED, &priv->status);
/*
* iwlcore_free_geos - undo allocations in iwlcore_init_geos
*/
-void iwlcore_free_geos(struct iwl_priv *priv)
+static void iwlcore_free_geos(struct iwl_priv *priv)
{
kfree(priv->ieee_channels);
kfree(priv->ieee_rates);
clear_bit(STATUS_GEO_CONFIGURED, &priv->status);
}
-EXPORT_SYMBOL(iwlcore_free_geos);
-#ifdef CONFIG_IWL4965_HT
static u8 is_single_rx_stream(struct iwl_priv *priv)
{
return !priv->current_ht_config.is_ht ||
(priv->current_ht_config.supp_mcs_set[2] == 0)) ||
priv->ps_mode == IWL_MIMO_PS_STATIC;
}
+
static u8 iwl_is_channel_extension(struct iwl_priv *priv,
enum ieee80211_band band,
u16 channel, u8 extension_chan_offset)
if (!is_channel_valid(ch_info))
return 0;
- if (extension_chan_offset == IWL_EXT_CHANNEL_OFFSET_NONE)
- return 0;
-
- if ((ch_info->fat_extension_channel == extension_chan_offset) ||
- (ch_info->fat_extension_channel == HT_IE_EXT_CHANNEL_MAX))
- return 1;
+ if (extension_chan_offset == IEEE80211_HT_IE_CHA_SEC_ABOVE)
+ return !(ch_info->fat_extension_channel &
+ IEEE80211_CHAN_NO_FAT_ABOVE);
+ else if (extension_chan_offset == IEEE80211_HT_IE_CHA_SEC_BELOW)
+ return !(ch_info->fat_extension_channel &
+ IEEE80211_CHAN_NO_FAT_BELOW);
return 0;
}
if ((!iwl_ht_conf->is_ht) ||
(iwl_ht_conf->supported_chan_width != IWL_CHANNEL_WIDTH_40MHZ) ||
- (iwl_ht_conf->extension_chan_offset == IWL_EXT_CHANNEL_OFFSET_NONE))
+ (iwl_ht_conf->extension_chan_offset == IEEE80211_HT_IE_CHA_SEC_NONE))
return 0;
if (sta_ht_inf) {
void iwl_set_rxon_ht(struct iwl_priv *priv, struct iwl_ht_info *ht_info)
{
- struct iwl4965_rxon_cmd *rxon = &priv->staging_rxon;
+ struct iwl_rxon_cmd *rxon = &priv->staging_rxon;
u32 val;
if (!ht_info->is_ht)
IWL_DEBUG_ASSOC("control diff than current %d %d\n",
le16_to_cpu(rxon->channel),
ht_info->control_channel);
- rxon->channel = cpu_to_le16(ht_info->control_channel);
return;
}
/* Note: control channel is opposite of extension channel */
switch (ht_info->extension_chan_offset) {
- case IWL_EXT_CHANNEL_OFFSET_ABOVE:
+ case IEEE80211_HT_IE_CHA_SEC_ABOVE:
rxon->flags &= ~(RXON_FLG_CTRL_CHANNEL_LOC_HI_MSK);
break;
- case IWL_EXT_CHANNEL_OFFSET_BELOW:
+ case IEEE80211_HT_IE_CHA_SEC_BELOW:
rxon->flags |= RXON_FLG_CTRL_CHANNEL_LOC_HI_MSK;
break;
- case IWL_EXT_CHANNEL_OFFSET_NONE:
+ case IEEE80211_HT_IE_CHA_SEC_NONE:
default:
rxon->flags &= ~RXON_FLG_CHANNEL_MODE_MIXED_MSK;
break;
}
EXPORT_SYMBOL(iwl_set_rxon_ht);
-#else
-static inline u8 is_single_rx_stream(struct iwl_priv *priv)
-{
- return 1;
-}
-#endif /*CONFIG_IWL4965_HT */
-
/*
* Determine how many receiver/antenna chains to use.
* More provides better reception via diversity. Fewer saves power.
}
EXPORT_SYMBOL(iwl_set_rxon_channel);
-static void iwlcore_init_hw(struct iwl_priv *priv)
+int iwl_setup_mac(struct iwl_priv *priv)
{
+ int ret;
struct ieee80211_hw *hw = priv->hw;
hw->rate_control_algorithm = "iwl-4965-rs";
/* Tell mac80211 our characteristics */
- hw->flags = IEEE80211_HW_HOST_GEN_BEACON_TEMPLATE |
- IEEE80211_HW_SIGNAL_DBM |
+ hw->flags = IEEE80211_HW_SIGNAL_DBM |
IEEE80211_HW_NOISE_DBM;
/* Default value; 4 EDCA QOS priorities */
hw->queues = 4;
-#ifdef CONFIG_IWL4965_HT
- /* Enhanced value; more queues, to support 11n aggregation */
- hw->ampdu_queues = 12;
-#endif /* CONFIG_IWL4965_HT */
+ /* queues to support 11n aggregation */
+ if (priv->cfg->sku & IWL_SKU_N)
+ hw->ampdu_queues = priv->cfg->mod_params->num_of_ampdu_queues;
+
+ hw->conf.beacon_int = 100;
+
+ if (priv->bands[IEEE80211_BAND_2GHZ].n_channels)
+ priv->hw->wiphy->bands[IEEE80211_BAND_2GHZ] =
+ &priv->bands[IEEE80211_BAND_2GHZ];
+ if (priv->bands[IEEE80211_BAND_5GHZ].n_channels)
+ priv->hw->wiphy->bands[IEEE80211_BAND_5GHZ] =
+ &priv->bands[IEEE80211_BAND_5GHZ];
+
+ ret = ieee80211_register_hw(priv->hw);
+ if (ret) {
+ IWL_ERROR("Failed to register hw (error %d)\n", ret);
+ return ret;
+ }
+ priv->mac80211_registered = 1;
+
+ return 0;
+}
+EXPORT_SYMBOL(iwl_setup_mac);
+
+int iwl_set_hw_params(struct iwl_priv *priv)
+{
+ priv->hw_params.sw_crypto = priv->cfg->mod_params->sw_crypto;
+ priv->hw_params.max_rxq_size = RX_QUEUE_SIZE;
+ priv->hw_params.max_rxq_log = RX_QUEUE_SIZE_LOG;
+ if (priv->cfg->mod_params->amsdu_size_8K)
+ priv->hw_params.rx_buf_size = IWL_RX_BUF_SIZE_8K;
+ else
+ priv->hw_params.rx_buf_size = IWL_RX_BUF_SIZE_4K;
+ priv->hw_params.max_pkt_size = priv->hw_params.rx_buf_size - 256;
+
+ if (priv->cfg->mod_params->disable_11n)
+ priv->cfg->sku &= ~IWL_SKU_N;
+
+ /* Device-specific setup */
+ return priv->cfg->ops->lib->set_hw_params(priv);
}
+EXPORT_SYMBOL(iwl_set_hw_params);
-static int iwlcore_init_drv(struct iwl_priv *priv)
+int iwl_init_drv(struct iwl_priv *priv)
{
int ret;
- int i;
priv->retry_rate = 1;
priv->ibss_beacon = NULL;
spin_lock_init(&priv->hcmd_lock);
spin_lock_init(&priv->lq_mngr.lock);
- for (i = 0; i < IWL_IBSS_MAC_HASH_SIZE; i++)
- INIT_LIST_HEAD(&priv->ibss_mac_hash[i]);
-
INIT_LIST_HEAD(&priv->free_frames);
mutex_init(&priv->mutex);
/* Clear the driver's (not device's) station table */
- iwlcore_clear_stations_table(priv);
+ iwl_clear_stations_table(priv);
priv->data_retry_limit = -1;
priv->ieee_channels = NULL;
/* Choose which receivers/antennas to use */
iwl_set_rxon_chain(priv);
+ iwl_init_scan_params(priv);
+
+ if (priv->cfg->mod_params->enable_qos)
+ priv->qos_data.qos_enable = 1;
iwl_reset_qos(priv);
priv->rates_mask = IWL_RATES_MASK;
/* If power management is turned on, default to AC mode */
priv->power_mode = IWL_POWER_AC;
- priv->user_txpower_limit = IWL_DEFAULT_TX_POWER;
+ priv->tx_power_user_lmt = IWL_TX_POWER_TARGET_POWER_MAX;
ret = iwl_init_channel_map(priv);
if (ret) {
goto err_free_channel_map;
}
- ret = ieee80211_register_hw(priv->hw);
- if (ret) {
- IWL_ERROR("Failed to register network device (error %d)\n",
- ret);
- goto err_free_geos;
- }
-
- priv->hw->conf.beacon_int = 100;
- priv->mac80211_registered = 1;
-
return 0;
-err_free_geos:
- iwlcore_free_geos(priv);
err_free_channel_map:
iwl_free_channel_map(priv);
err:
return ret;
}
+EXPORT_SYMBOL(iwl_init_drv);
-int iwl_setup(struct iwl_priv *priv)
+void iwl_free_calib_results(struct iwl_priv *priv)
{
- int ret = 0;
- iwlcore_init_hw(priv);
- ret = iwlcore_init_drv(priv);
- return ret;
+ kfree(priv->calib_results.lo_res);
+ priv->calib_results.lo_res = NULL;
+ priv->calib_results.lo_res_len = 0;
+
+ kfree(priv->calib_results.tx_iq_res);
+ priv->calib_results.tx_iq_res = NULL;
+ priv->calib_results.tx_iq_res_len = 0;
+
+ kfree(priv->calib_results.tx_iq_perd_res);
+ priv->calib_results.tx_iq_perd_res = NULL;
+ priv->calib_results.tx_iq_perd_res_len = 0;
}
-EXPORT_SYMBOL(iwl_setup);
+EXPORT_SYMBOL(iwl_free_calib_results);
-/* Low level driver call this function to update iwlcore with
- * driver status.
- */
-int iwlcore_low_level_notify(struct iwl_priv *priv,
- enum iwlcore_card_notify notify)
+int iwl_set_tx_power(struct iwl_priv *priv, s8 tx_power, bool force)
{
- int ret;
- switch (notify) {
- case IWLCORE_INIT_EVT:
- ret = iwl_rfkill_init(priv);
- if (ret)
- IWL_ERROR("Unable to initialize RFKILL system. "
- "Ignoring error: %d\n", ret);
- iwl_power_initialize(priv);
- break;
- case IWLCORE_START_EVT:
- iwl_power_update_mode(priv, 1);
- break;
- case IWLCORE_STOP_EVT:
- break;
- case IWLCORE_REMOVE_EVT:
- iwl_rfkill_unregister(priv);
- break;
+ int ret = 0;
+ if (tx_power < IWL_TX_POWER_TARGET_POWER_MIN) {
+ IWL_WARNING("Requested user TXPOWER %d below limit.\n",
+ priv->tx_power_user_lmt);
+ return -EINVAL;
}
- return 0;
+ if (tx_power > IWL_TX_POWER_TARGET_POWER_MAX) {
+ IWL_WARNING("Requested user TXPOWER %d above limit.\n",
+ priv->tx_power_user_lmt);
+ return -EINVAL;
+ }
+
+ if (priv->tx_power_user_lmt != tx_power)
+ force = true;
+
+ priv->tx_power_user_lmt = tx_power;
+
+ if (force && priv->cfg->ops->lib->send_tx_power)
+ ret = priv->cfg->ops->lib->send_tx_power(priv);
+
+ return ret;
+}
+EXPORT_SYMBOL(iwl_set_tx_power);
+
+
+void iwl_uninit_drv(struct iwl_priv *priv)
+{
+ iwl_free_calib_results(priv);
+ iwlcore_free_geos(priv);
+ iwl_free_channel_map(priv);
+ kfree(priv->scan);
}
-EXPORT_SYMBOL(iwlcore_low_level_notify);
+EXPORT_SYMBOL(iwl_uninit_drv);
int iwl_send_statistics_request(struct iwl_priv *priv, u8 flags)
{
}
EXPORT_SYMBOL(iwl_verify_ucode);
+
+static const char *desc_lookup(int i)
+{
+ switch (i) {
+ case 1:
+ return "FAIL";
+ case 2:
+ return "BAD_PARAM";
+ case 3:
+ return "BAD_CHECKSUM";
+ case 4:
+ return "NMI_INTERRUPT";
+ case 5:
+ return "SYSASSERT";
+ case 6:
+ return "FATAL_ERROR";
+ }
+
+ return "UNKNOWN";
+}
+
+#define ERROR_START_OFFSET (1 * sizeof(u32))
+#define ERROR_ELEM_SIZE (7 * sizeof(u32))
+
+void iwl_dump_nic_error_log(struct iwl_priv *priv)
+{
+ u32 data2, line;
+ u32 desc, time, count, base, data1;
+ u32 blink1, blink2, ilink1, ilink2;
+ int ret;
+
+ if (priv->ucode_type == UCODE_INIT)
+ base = le32_to_cpu(priv->card_alive_init.error_event_table_ptr);
+ else
+ base = le32_to_cpu(priv->card_alive.error_event_table_ptr);
+
+ if (!priv->cfg->ops->lib->is_valid_rtc_data_addr(base)) {
+ IWL_ERROR("Not valid error log pointer 0x%08X\n", base);
+ return;
+ }
+
+ ret = iwl_grab_nic_access(priv);
+ if (ret) {
+ IWL_WARNING("Can not read from adapter at this time.\n");
+ return;
+ }
+
+ count = iwl_read_targ_mem(priv, base);
+
+ if (ERROR_START_OFFSET <= count * ERROR_ELEM_SIZE) {
+ IWL_ERROR("Start IWL Error Log Dump:\n");
+ IWL_ERROR("Status: 0x%08lX, count: %d\n", priv->status, count);
+ }
+
+ desc = iwl_read_targ_mem(priv, base + 1 * sizeof(u32));
+ blink1 = iwl_read_targ_mem(priv, base + 3 * sizeof(u32));
+ blink2 = iwl_read_targ_mem(priv, base + 4 * sizeof(u32));
+ ilink1 = iwl_read_targ_mem(priv, base + 5 * sizeof(u32));
+ ilink2 = iwl_read_targ_mem(priv, base + 6 * sizeof(u32));
+ data1 = iwl_read_targ_mem(priv, base + 7 * sizeof(u32));
+ data2 = iwl_read_targ_mem(priv, base + 8 * sizeof(u32));
+ line = iwl_read_targ_mem(priv, base + 9 * sizeof(u32));
+ time = iwl_read_targ_mem(priv, base + 11 * sizeof(u32));
+
+ IWL_ERROR("Desc Time "
+ "data1 data2 line\n");
+ IWL_ERROR("%-13s (#%d) %010u 0x%08X 0x%08X %u\n",
+ desc_lookup(desc), desc, time, data1, data2, line);
+ IWL_ERROR("blink1 blink2 ilink1 ilink2\n");
+ IWL_ERROR("0x%05X 0x%05X 0x%05X 0x%05X\n", blink1, blink2,
+ ilink1, ilink2);
+
+ iwl_release_nic_access(priv);
+}
+EXPORT_SYMBOL(iwl_dump_nic_error_log);
+
+#define EVENT_START_OFFSET (4 * sizeof(u32))
+
+/**
+ * iwl_print_event_log - Dump error event log to syslog
+ *
+ * NOTE: Must be called with iwl4965_grab_nic_access() already obtained!
+ */
+void iwl_print_event_log(struct iwl_priv *priv, u32 start_idx,
+ u32 num_events, u32 mode)
+{
+ u32 i;
+ u32 base; /* SRAM byte address of event log header */
+ u32 event_size; /* 2 u32s, or 3 u32s if timestamp recorded */
+ u32 ptr; /* SRAM byte address of log data */
+ u32 ev, time, data; /* event log data */
+
+ if (num_events == 0)
+ return;
+ if (priv->ucode_type == UCODE_INIT)
+ base = le32_to_cpu(priv->card_alive_init.log_event_table_ptr);
+ else
+ base = le32_to_cpu(priv->card_alive.log_event_table_ptr);
+
+ if (mode == 0)
+ event_size = 2 * sizeof(u32);
+ else
+ event_size = 3 * sizeof(u32);
+
+ ptr = base + EVENT_START_OFFSET + (start_idx * event_size);
+
+ /* "time" is actually "data" for mode 0 (no timestamp).
+ * place event id # at far right for easier visual parsing. */
+ for (i = 0; i < num_events; i++) {
+ ev = iwl_read_targ_mem(priv, ptr);
+ ptr += sizeof(u32);
+ time = iwl_read_targ_mem(priv, ptr);
+ ptr += sizeof(u32);
+ if (mode == 0) {
+ /* data, ev */
+ IWL_ERROR("EVT_LOG:0x%08x:%04u\n", time, ev);
+ } else {
+ data = iwl_read_targ_mem(priv, ptr);
+ ptr += sizeof(u32);
+ IWL_ERROR("EVT_LOGT:%010u:0x%08x:%04u\n",
+ time, data, ev);
+ }
+ }
+}
+EXPORT_SYMBOL(iwl_print_event_log);
+
+
+void iwl_dump_nic_event_log(struct iwl_priv *priv)
+{
+ int ret;
+ u32 base; /* SRAM byte address of event log header */
+ u32 capacity; /* event log capacity in # entries */
+ u32 mode; /* 0 - no timestamp, 1 - timestamp recorded */
+ u32 num_wraps; /* # times uCode wrapped to top of log */
+ u32 next_entry; /* index of next entry to be written by uCode */
+ u32 size; /* # entries that we'll print */
+
+ if (priv->ucode_type == UCODE_INIT)
+ base = le32_to_cpu(priv->card_alive_init.log_event_table_ptr);
+ else
+ base = le32_to_cpu(priv->card_alive.log_event_table_ptr);
+
+ if (!priv->cfg->ops->lib->is_valid_rtc_data_addr(base)) {
+ IWL_ERROR("Invalid event log pointer 0x%08X\n", base);
+ return;
+ }
+
+ ret = iwl_grab_nic_access(priv);
+ if (ret) {
+ IWL_WARNING("Can not read from adapter at this time.\n");
+ return;
+ }
+
+ /* event log header */
+ capacity = iwl_read_targ_mem(priv, base);
+ mode = iwl_read_targ_mem(priv, base + (1 * sizeof(u32)));
+ num_wraps = iwl_read_targ_mem(priv, base + (2 * sizeof(u32)));
+ next_entry = iwl_read_targ_mem(priv, base + (3 * sizeof(u32)));
+
+ size = num_wraps ? capacity : next_entry;
+
+ /* bail out if nothing in log */
+ if (size == 0) {
+ IWL_ERROR("Start IWL Event Log Dump: nothing in log\n");
+ iwl_release_nic_access(priv);
+ return;
+ }
+
+ IWL_ERROR("Start IWL Event Log Dump: display count %d, wraps %d\n",
+ size, num_wraps);
+
+ /* if uCode has wrapped back to top of log, start at the oldest entry,
+ * i.e the next one that uCode would fill. */
+ if (num_wraps)
+ iwl_print_event_log(priv, next_entry,
+ capacity - next_entry, mode);
+ /* (then/else) start at top of log */
+ iwl_print_event_log(priv, 0, next_entry, mode);
+
+ iwl_release_nic_access(priv);
+}
+EXPORT_SYMBOL(iwl_dump_nic_event_log);
+
+void iwl_rf_kill_ct_config(struct iwl_priv *priv)
+{
+ struct iwl_ct_kill_config cmd;
+ unsigned long flags;
+ int ret = 0;
+
+ spin_lock_irqsave(&priv->lock, flags);
+ iwl_write32(priv, CSR_UCODE_DRV_GP1_CLR,
+ CSR_UCODE_DRV_GP1_REG_BIT_CT_KILL_EXIT);
+ spin_unlock_irqrestore(&priv->lock, flags);
+
+ cmd.critical_temperature_R =
+ cpu_to_le32(priv->hw_params.ct_kill_threshold);
+
+ ret = iwl_send_cmd_pdu(priv, REPLY_CT_KILL_CONFIG_CMD,
+ sizeof(cmd), &cmd);
+ if (ret)
+ IWL_ERROR("REPLY_CT_KILL_CONFIG_CMD failed\n");
+ else
+ IWL_DEBUG_INFO("REPLY_CT_KILL_CONFIG_CMD succeeded, "
+ "critical temperature is %d\n",
+ cmd.critical_temperature_R);
+}
+EXPORT_SYMBOL(iwl_rf_kill_ct_config);
+
+/*
+ * CARD_STATE_CMD
+ *
+ * Use: Sets the device's internal card state to enable, disable, or halt
+ *
+ * When in the 'enable' state the card operates as normal.
+ * When in the 'disable' state, the card enters into a low power mode.
+ * When in the 'halt' state, the card is shut down and must be fully
+ * restarted to come back on.
+ */
+static int iwl_send_card_state(struct iwl_priv *priv, u32 flags, u8 meta_flag)
+{
+ struct iwl_host_cmd cmd = {
+ .id = REPLY_CARD_STATE_CMD,
+ .len = sizeof(u32),
+ .data = &flags,
+ .meta.flags = meta_flag,
+ };
+
+ return iwl_send_cmd(priv, &cmd);
+}
+
+void iwl_radio_kill_sw_disable_radio(struct iwl_priv *priv)
+{
+ unsigned long flags;
+
+ if (test_bit(STATUS_RF_KILL_SW, &priv->status))
+ return;
+
+ IWL_DEBUG_RF_KILL("Manual SW RF KILL set to: RADIO OFF\n");
+
+ iwl_scan_cancel(priv);
+ /* FIXME: This is a workaround for AP */
+ if (priv->iw_mode != IEEE80211_IF_TYPE_AP) {
+ spin_lock_irqsave(&priv->lock, flags);
+ iwl_write32(priv, CSR_UCODE_DRV_GP1_SET,
+ CSR_UCODE_SW_BIT_RFKILL);
+ spin_unlock_irqrestore(&priv->lock, flags);
+ /* call the host command only if no hw rf-kill set */
+ if (!test_bit(STATUS_RF_KILL_HW, &priv->status) &&
+ iwl_is_ready(priv))
+ iwl_send_card_state(priv,
+ CARD_STATE_CMD_DISABLE, 0);
+ set_bit(STATUS_RF_KILL_SW, &priv->status);
+ /* make sure mac80211 stop sending Tx frame */
+ if (priv->mac80211_registered)
+ ieee80211_stop_queues(priv->hw);
+ }
+}
+EXPORT_SYMBOL(iwl_radio_kill_sw_disable_radio);
+
+int iwl_radio_kill_sw_enable_radio(struct iwl_priv *priv)
+{
+ unsigned long flags;
+
+ if (!test_bit(STATUS_RF_KILL_SW, &priv->status))
+ return 0;
+
+ IWL_DEBUG_RF_KILL("Manual SW RF KILL set to: RADIO ON\n");
+
+ spin_lock_irqsave(&priv->lock, flags);
+ iwl_write32(priv, CSR_UCODE_DRV_GP1_CLR, CSR_UCODE_SW_BIT_RFKILL);
+
+ /* If the driver is up it will receive CARD_STATE_NOTIFICATION
+ * notification where it will clear SW rfkill status.
+ * Setting it here would break the handler. Only if the
+ * interface is down we can set here since we don't
+ * receive any further notification.
+ */
+ if (!priv->is_open)
+ clear_bit(STATUS_RF_KILL_SW, &priv->status);
+ spin_unlock_irqrestore(&priv->lock, flags);
+
+ /* wake up ucode */
+ msleep(10);
+
+ spin_lock_irqsave(&priv->lock, flags);
+ iwl_read32(priv, CSR_UCODE_DRV_GP1);
+ if (!iwl_grab_nic_access(priv))
+ iwl_release_nic_access(priv);
+ spin_unlock_irqrestore(&priv->lock, flags);
+
+ if (test_bit(STATUS_RF_KILL_HW, &priv->status)) {
+ IWL_DEBUG_RF_KILL("Can not turn radio back on - "
+ "disabled by HW switch\n");
+ return 0;
+ }
+
+ /* If the driver is already loaded, it will receive
+ * CARD_STATE_NOTIFICATION notifications and the handler will
+ * call restart to reload the driver.
+ */
+ return 1;
+}
+EXPORT_SYMBOL(iwl_radio_kill_sw_enable_radio);