diff options
Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-core.c')
-rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-core.c | 186 |
1 files changed, 107 insertions, 79 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-core.c b/drivers/net/wireless/iwlwifi/iwl-core.c index 4c312c5..8eb0203 100644 --- a/drivers/net/wireless/iwlwifi/iwl-core.c +++ b/drivers/net/wireless/iwlwifi/iwl-core.c @@ -88,26 +88,27 @@ 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) + struct ieee80211_tx_info *info) { int rate_index; + struct ieee80211_tx_rate *r = &info->control.rates[0]; - control->antenna_sel_tx = + info->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; + r->flags |= IEEE80211_TX_RC_MCS; if (rate_n_flags & RATE_MCS_GF_MSK) - control->flags |= IEEE80211_TX_CTL_GREEN_FIELD; + r->flags |= IEEE80211_TX_RC_GREEN_FIELD; if (rate_n_flags & RATE_MCS_FAT_MSK) - control->flags |= IEEE80211_TX_CTL_40_MHZ_WIDTH; + r->flags |= IEEE80211_TX_RC_40_MHZ_WIDTH; if (rate_n_flags & RATE_MCS_DUP_MSK) - control->flags |= IEEE80211_TX_CTL_DUP_DATA; + r->flags |= IEEE80211_TX_RC_DUP_DATA; if (rate_n_flags & RATE_MCS_SGI_MSK) - control->flags |= IEEE80211_TX_CTL_SHORT_GI; + r->flags |= IEEE80211_TX_RC_SHORT_GI; rate_index = iwl_hwrate_to_plcp_idx(rate_n_flags); - if (control->band == IEEE80211_BAND_5GHZ) + if (info->band == IEEE80211_BAND_5GHZ) rate_index -= IWL_FIRST_OFDM_RATE; - control->tx_rate_idx = rate_index; + r->idx = rate_index; } EXPORT_SYMBOL(iwl_hwrate_to_tx_control); @@ -119,7 +120,9 @@ int iwl_hwrate_to_plcp_idx(u32 rate_n_flags) if (rate_n_flags & RATE_MCS_HT_MSK) { idx = (rate_n_flags & 0xff); - if (idx >= IWL_RATE_MIMO2_6M_PLCP) + if (idx >= IWL_RATE_MIMO3_6M_PLCP) + idx = idx - IWL_RATE_MIMO3_6M_PLCP; + else if (idx >= IWL_RATE_MIMO2_6M_PLCP) idx = idx - IWL_RATE_MIMO2_6M_PLCP; idx += IWL_FIRST_OFDM_RATE; @@ -140,7 +143,17 @@ int iwl_hwrate_to_plcp_idx(u32 rate_n_flags) } EXPORT_SYMBOL(iwl_hwrate_to_plcp_idx); - +u8 iwl_toggle_tx_ant(struct iwl_priv *priv, u8 ant) +{ + int i; + u8 ind = ant; + for (i = 0; i < RATE_ANT_NUM - 1; i++) { + ind = (ind + 1) < RATE_ANT_NUM ? ind + 1 : 0; + if (priv->hw_params.valid_tx_ant & BIT(ind)) + return ind; + } + return ant; +} const u8 iwl_bcast_addr[ETH_ALEN] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF }; EXPORT_SYMBOL(iwl_bcast_addr); @@ -382,10 +395,10 @@ void iwl_reset_qos(struct iwl_priv *priv) } EXPORT_SYMBOL(iwl_reset_qos); -#define MAX_BIT_RATE_40_MHZ 0x96 /* 150 Mbps */ -#define MAX_BIT_RATE_20_MHZ 0x48 /* 72 Mbps */ +#define MAX_BIT_RATE_40_MHZ 150 /* Mbps */ +#define MAX_BIT_RATE_20_MHZ 72 /* Mbps */ static void iwlcore_init_ht_hw_capab(const struct iwl_priv *priv, - struct ieee80211_ht_info *ht_info, + struct ieee80211_sta_ht_cap *ht_info, enum ieee80211_band band) { u16 max_bit_rate = 0; @@ -393,45 +406,46 @@ static void iwlcore_init_ht_hw_capab(const struct iwl_priv *priv, u8 tx_chains_num = priv->hw_params.tx_chains_num; ht_info->cap = 0; - memset(ht_info->supp_mcs_set, 0, 16); + memset(&ht_info->mcs, 0, sizeof(ht_info->mcs)); - ht_info->ht_supported = 1; + ht_info->ht_supported = true; - 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_SM_PS & + ht_info->cap |= IEEE80211_HT_CAP_GRN_FLD; + ht_info->cap |= IEEE80211_HT_CAP_SGI_20; + ht_info->cap |= (IEEE80211_HT_CAP_SM_PS & (WLAN_HT_CAP_SM_PS_DISABLED << 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; + 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 (priv->cfg->mod_params->amsdu_size_8K) - ht_info->cap |= (u16)IEEE80211_HT_CAP_MAX_AMSDU; + 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->supp_mcs_set[0] = 0xFF; + ht_info->mcs.rx_mask[0] = 0xFF; if (rx_chains_num >= 2) - ht_info->supp_mcs_set[1] = 0xFF; + ht_info->mcs.rx_mask[1] = 0xFF; if (rx_chains_num >= 3) - ht_info->supp_mcs_set[2] = 0xFF; + ht_info->mcs.rx_mask[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); + 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->supp_mcs_set[12] = IEEE80211_HT_CAP_MCS_TX_DEFINED; + ht_info->mcs.tx_params = IEEE80211_HT_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); + 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); } } @@ -495,7 +509,7 @@ static int iwlcore_init_geos(struct iwl_priv *priv) sband->n_bitrates = IWL_RATE_COUNT - IWL_FIRST_OFDM_RATE; if (priv->cfg->sku & IWL_SKU_N) - iwlcore_init_ht_hw_capab(priv, &sband->ht_info, + iwlcore_init_ht_hw_capab(priv, &sband->ht_cap, IEEE80211_BAND_5GHZ); sband = &priv->bands[IEEE80211_BAND_2GHZ]; @@ -505,7 +519,7 @@ static int iwlcore_init_geos(struct iwl_priv *priv) sband->n_bitrates = IWL_RATE_COUNT; if (priv->cfg->sku & IWL_SKU_N) - iwlcore_init_ht_hw_capab(priv, &sband->ht_info, + iwlcore_init_ht_hw_capab(priv, &sband->ht_cap, IEEE80211_BAND_2GHZ); priv->ieee_channels = channels; @@ -595,8 +609,8 @@ static void iwlcore_free_geos(struct iwl_priv *priv) static bool is_single_rx_stream(struct iwl_priv *priv) { return !priv->current_ht_config.is_ht || - ((priv->current_ht_config.supp_mcs_set[1] == 0) && - (priv->current_ht_config.supp_mcs_set[2] == 0)); + ((priv->current_ht_config.mcs.rx_mask[1] == 0) && + (priv->current_ht_config.mcs.rx_mask[2] == 0)); } static u8 iwl_is_channel_extension(struct iwl_priv *priv, @@ -609,10 +623,10 @@ static u8 iwl_is_channel_extension(struct iwl_priv *priv, if (!is_channel_valid(ch_info)) return 0; - if (extension_chan_offset == IEEE80211_HT_IE_CHA_SEC_ABOVE) + if (extension_chan_offset == IEEE80211_HT_PARAM_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) + else if (extension_chan_offset == IEEE80211_HT_PARAM_CHA_SEC_BELOW) return !(ch_info->fat_extension_channel & IEEE80211_CHAN_NO_FAT_BELOW); @@ -620,24 +634,24 @@ static u8 iwl_is_channel_extension(struct iwl_priv *priv, } u8 iwl_is_fat_tx_allowed(struct iwl_priv *priv, - struct ieee80211_ht_info *sta_ht_inf) + struct ieee80211_sta_ht_cap *sta_ht_inf) { struct iwl_ht_info *iwl_ht_conf = &priv->current_ht_config; if ((!iwl_ht_conf->is_ht) || (iwl_ht_conf->supported_chan_width != IWL_CHANNEL_WIDTH_40MHZ) || - (iwl_ht_conf->extension_chan_offset == IEEE80211_HT_IE_CHA_SEC_NONE)) + (iwl_ht_conf->extension_chan_offset == IEEE80211_HT_PARAM_CHA_SEC_NONE)) return 0; if (sta_ht_inf) { if ((!sta_ht_inf->ht_supported) || - (!(sta_ht_inf->cap & IEEE80211_HT_CAP_SUP_WIDTH))) + (!(sta_ht_inf->cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40))) return 0; } return iwl_is_channel_extension(priv, priv->band, - iwl_ht_conf->control_channel, - iwl_ht_conf->extension_chan_offset); + le16_to_cpu(priv->staging_rxon.channel), + iwl_ht_conf->extension_chan_offset); } EXPORT_SYMBOL(iwl_is_fat_tx_allowed); @@ -662,22 +676,15 @@ void iwl_set_rxon_ht(struct iwl_priv *priv, struct iwl_ht_info *ht_info) rxon->flags &= ~(RXON_FLG_CHANNEL_MODE_MIXED_MSK | RXON_FLG_CHANNEL_MODE_PURE_40_MSK); - if (le16_to_cpu(rxon->channel) != ht_info->control_channel) { - IWL_DEBUG_ASSOC("control diff than current %d %d\n", - le16_to_cpu(rxon->channel), - ht_info->control_channel); - return; - } - /* Note: control channel is opposite of extension channel */ switch (ht_info->extension_chan_offset) { - case IEEE80211_HT_IE_CHA_SEC_ABOVE: + case IEEE80211_HT_PARAM_CHA_SEC_ABOVE: rxon->flags &= ~(RXON_FLG_CTRL_CHANNEL_LOC_HI_MSK); break; - case IEEE80211_HT_IE_CHA_SEC_BELOW: + case IEEE80211_HT_PARAM_CHA_SEC_BELOW: rxon->flags |= RXON_FLG_CTRL_CHANNEL_LOC_HI_MSK; break; - case IEEE80211_HT_IE_CHA_SEC_NONE: + case IEEE80211_HT_PARAM_CHA_SEC_NONE: default: rxon->flags &= ~RXON_FLG_CHANNEL_MODE_MIXED_MSK; break; @@ -691,14 +698,12 @@ void iwl_set_rxon_ht(struct iwl_priv *priv, struct iwl_ht_info *ht_info) IWL_DEBUG_ASSOC("supported HT rate 0x%X 0x%X 0x%X " "rxon flags 0x%X operation mode :0x%X " - "extension channel offset 0x%x " - "control chan %d\n", - ht_info->supp_mcs_set[0], - ht_info->supp_mcs_set[1], - ht_info->supp_mcs_set[2], + "extension channel offset 0x%x\n", + ht_info->mcs.rx_mask[0], + ht_info->mcs.rx_mask[1], + ht_info->mcs.rx_mask[2], le32_to_cpu(rxon->flags), ht_info->ht_protection, - ht_info->extension_chan_offset, - ht_info->control_channel); + ht_info->extension_chan_offset); return; } EXPORT_SYMBOL(iwl_set_rxon_ht); @@ -742,7 +747,7 @@ static int iwl_get_idle_rx_chain_count(struct iwl_priv *priv, int active_cnt) break; case WLAN_HT_CAP_SM_PS_INVALID: default: - IWL_ERROR("invalide mimo ps mode %d\n", + IWL_ERROR("invalid mimo ps mode %d\n", priv->current_ht_config.sm_ps); WARN_ON(1); idle_cnt = -1; @@ -868,7 +873,8 @@ int iwl_setup_mac(struct iwl_priv *priv) /* Tell mac80211 our characteristics */ hw->flags = IEEE80211_HW_SIGNAL_DBM | - IEEE80211_HW_NOISE_DBM; + IEEE80211_HW_NOISE_DBM | + IEEE80211_HW_AMPDU_AGGREGATION; hw->wiphy->interface_modes = BIT(NL80211_IFTYPE_AP) | BIT(NL80211_IFTYPE_STATION) | @@ -945,7 +951,6 @@ int iwl_init_drv(struct iwl_priv *priv) priv->iw_mode = NL80211_IFTYPE_STATION; - priv->use_ant_b_for_management_frame = 1; /* start with ant B */ priv->current_ht_config.sm_ps = WLAN_HT_CAP_SM_PS_DISABLED; /* Choose which receivers/antennas to use */ @@ -1169,24 +1174,47 @@ int iwl_verify_ucode(struct iwl_priv *priv) } EXPORT_SYMBOL(iwl_verify_ucode); + +static const char *desc_lookup_text[] = { + "OK", + "FAIL", + "BAD_PARAM", + "BAD_CHECKSUM", + "NMI_INTERRUPT_WDG", + "SYSASSERT", + "FATAL_ERROR", + "BAD_COMMAND", + "HW_ERROR_TUNE_LOCK", + "HW_ERROR_TEMPERATURE", + "ILLEGAL_CHAN_FREQ", + "VCC_NOT_STABLE", + "FH_ERROR", + "NMI_INTERRUPT_HOST", + "NMI_INTERRUPT_ACTION_PT", + "NMI_INTERRUPT_UNKNOWN", + "UCODE_VERSION_MISMATCH", + "HW_ERROR_ABS_LOCK", + "HW_ERROR_CAL_LOCK_FAIL", + "NMI_INTERRUPT_INST_ACTION_PT", + "NMI_INTERRUPT_DATA_ACTION_PT", + "NMI_TRM_HW_ER", + "NMI_INTERRUPT_TRM", + "NMI_INTERRUPT_BREAK_POINT" + "DEBUG_0", + "DEBUG_1", + "DEBUG_2", + "DEBUG_3", + "UNKNOWN" +}; + 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"; - } + int max = ARRAY_SIZE(desc_lookup_text) - 1; + + if (i < 0 || i > max) + i = max; - return "UNKNOWN"; + return desc_lookup_text[i]; } #define ERROR_START_OFFSET (1 * sizeof(u32)) @@ -1232,9 +1260,9 @@ void iwl_dump_nic_error_log(struct iwl_priv *priv) line = iwl_read_targ_mem(priv, base + 9 * sizeof(u32)); time = iwl_read_targ_mem(priv, base + 11 * sizeof(u32)); - IWL_ERROR("Desc Time " + IWL_ERROR("Desc Time " "data1 data2 line\n"); - IWL_ERROR("%-13s (#%d) %010u 0x%08X 0x%08X %u\n", + IWL_ERROR("%-28s (#%02d) %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, |