diff options
Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c')
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c | 192 |
1 files changed, 48 insertions, 144 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c b/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c index 0592f0f59d1c..23465e4c4b39 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c +++ b/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c @@ -5,6 +5,7 @@ * Copyright (C) 2016-2017 Intel Deutschland GmbH */ #include <linux/types.h> +#include <linux/fips.h> #include <linux/slab.h> #include <linux/export.h> #include <linux/etherdevice.h> @@ -139,47 +140,6 @@ static struct ieee80211_rate iwl_cfg80211_rates[] = { #define N_RATES_52 (N_RATES_24 - RATES_52_OFFS) /** - * enum iwl_nvm_channel_flags - channel flags in NVM - * @NVM_CHANNEL_VALID: channel is usable for this SKU/geo - * @NVM_CHANNEL_IBSS: usable as an IBSS channel and deprecated - * when %IWL_NVM_SBANDS_FLAGS_LAR enabled. - * @NVM_CHANNEL_ALLOW_20MHZ_ACTIVITY: active scanning allowed and - * AP allowed only in 20 MHz. Valid only - * when %IWL_NVM_SBANDS_FLAGS_LAR enabled. - * @NVM_CHANNEL_ACTIVE: active scanning allowed and allows IBSS - * when %IWL_NVM_SBANDS_FLAGS_LAR enabled. - * @NVM_CHANNEL_RADAR: radar detection required - * @NVM_CHANNEL_INDOOR_ONLY: only indoor use is allowed - * @NVM_CHANNEL_GO_CONCURRENT: GO operation is allowed when connected to BSS - * on same channel on 2.4 or same UNII band on 5.2 - * @NVM_CHANNEL_UNIFORM: uniform spreading required - * @NVM_CHANNEL_20MHZ: 20 MHz channel okay - * @NVM_CHANNEL_40MHZ: 40 MHz channel okay - * @NVM_CHANNEL_80MHZ: 80 MHz channel okay - * @NVM_CHANNEL_160MHZ: 160 MHz channel okay - * @NVM_CHANNEL_DC_HIGH: DC HIGH required/allowed (?) - * @NVM_CHANNEL_VLP: client support connection to UHB VLP AP - * @NVM_CHANNEL_AFC: client support connection to UHB AFC AP - */ -enum iwl_nvm_channel_flags { - NVM_CHANNEL_VALID = BIT(0), - NVM_CHANNEL_IBSS = BIT(1), - NVM_CHANNEL_ALLOW_20MHZ_ACTIVITY = BIT(2), - NVM_CHANNEL_ACTIVE = BIT(3), - NVM_CHANNEL_RADAR = BIT(4), - NVM_CHANNEL_INDOOR_ONLY = BIT(5), - NVM_CHANNEL_GO_CONCURRENT = BIT(6), - NVM_CHANNEL_UNIFORM = BIT(7), - NVM_CHANNEL_20MHZ = BIT(8), - NVM_CHANNEL_40MHZ = BIT(9), - NVM_CHANNEL_80MHZ = BIT(10), - NVM_CHANNEL_160MHZ = BIT(11), - NVM_CHANNEL_DC_HIGH = BIT(12), - NVM_CHANNEL_VLP = BIT(13), - NVM_CHANNEL_AFC = BIT(14), -}; - -/** * enum iwl_reg_capa_flags_v1 - global flags applied for the whole regulatory * domain. * @REG_CAPA_V1_BF_CCD_LOW_BAND: Beam-forming or Cyclic Delay Diversity in the @@ -278,30 +238,6 @@ enum iwl_reg_capa_flags_v4 { */ #define REG_CAPA_V4_RESP_VER 8 -/** - * struct iwl_reg_capa - struct for global regulatory capabilities, Used for - * handling the different APIs of reg_capa_flags. - * - * @allow_40mhz: 11n channel with a width of 40Mhz is allowed - * for this regulatory domain. - * @allow_80mhz: 11ac channel with a width of 80Mhz is allowed - * for this regulatory domain (valid only in 5 and 6 Ghz). - * @allow_160mhz: 11ac channel with a width of 160Mhz is allowed - * for this regulatory domain (valid only in 5 and 6 Ghz). - * @allow_320mhz: 11be channel with a width of 320Mhz is allowed - * for this regulatory domain (valid only in 6 Ghz). - * @disable_11ax: 11ax is forbidden for this regulatory domain. - * @disable_11be: 11be is forbidden for this regulatory domain. - */ -struct iwl_reg_capa { - bool allow_40mhz; - bool allow_80mhz; - bool allow_160mhz; - bool allow_320mhz; - bool disable_11ax; - bool disable_11be; -}; - static inline void iwl_nvm_print_channel_flags(struct device *dev, u32 level, int chan, u32 flags) { @@ -540,16 +476,22 @@ static void iwl_init_vht_hw_capab(struct iwl_trans *trans, else vht_cap->cap |= IEEE80211_VHT_CAP_TX_ANTENNA_PATTERN; + /* + * With fips_enabled crypto is done by software, so the HW cannot + * split up A-MSDUs and the real limit that was set applies. + * Note that EHT doesn't honour this (HE copies the VHT value), + * but EHT is also entirely disabled for fips_enabled. + */ switch (iwlwifi_mod_params.amsdu_size) { case IWL_AMSDU_DEF: - if (trans->mac_cfg->mq_rx_supported) + if (trans->mac_cfg->mq_rx_supported && !fips_enabled) vht_cap->cap |= IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454; else vht_cap->cap |= IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895; break; case IWL_AMSDU_2K: - if (trans->mac_cfg->mq_rx_supported) + if (trans->mac_cfg->mq_rx_supported && !fips_enabled) vht_cap->cap |= IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454; else @@ -660,6 +602,8 @@ static const struct ieee80211_sband_iftype_data iwl_he_eht_capa[] = { .phy_cap_info[9] = IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_COMP_SIGB | IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_NON_COMP_SIGB | + IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU | + IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU | (IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_RESERVED << IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_POS), .phy_cap_info[10] = @@ -688,44 +632,26 @@ static const struct ieee80211_sband_iftype_data iwl_he_eht_capa[] = { .has_eht = true, .eht_cap_elem = { .mac_cap_info[0] = - IEEE80211_EHT_MAC_CAP0_EPCS_PRIO_ACCESS | - IEEE80211_EHT_MAC_CAP0_OM_CONTROL | - IEEE80211_EHT_MAC_CAP0_TRIG_TXOP_SHARING_MODE1 | - IEEE80211_EHT_MAC_CAP0_TRIG_TXOP_SHARING_MODE2 | - IEEE80211_EHT_MAC_CAP0_SCS_TRAFFIC_DESC, - .mac_cap_info[1] = - IEEE80211_EHT_MAC_CAP1_UNSOL_EPCS_PRIO_ACCESS, + IEEE80211_EHT_MAC_CAP0_OM_CONTROL, .phy_cap_info[0] = IEEE80211_EHT_PHY_CAP0_242_TONE_RU_GT20MHZ | IEEE80211_EHT_PHY_CAP0_NDP_4_EHT_LFT_32_GI | - IEEE80211_EHT_PHY_CAP0_PARTIAL_BW_UL_MU_MIMO | IEEE80211_EHT_PHY_CAP0_SU_BEAMFORMEE | IEEE80211_EHT_PHY_CAP0_BEAMFORMEE_SS_80MHZ_MASK, .phy_cap_info[1] = IEEE80211_EHT_PHY_CAP1_BEAMFORMEE_SS_80MHZ_MASK | IEEE80211_EHT_PHY_CAP1_BEAMFORMEE_SS_160MHZ_MASK, .phy_cap_info[3] = - IEEE80211_EHT_PHY_CAP3_NG_16_SU_FEEDBACK | - IEEE80211_EHT_PHY_CAP3_NG_16_MU_FEEDBACK | - IEEE80211_EHT_PHY_CAP3_CODEBOOK_4_2_SU_FDBK | - IEEE80211_EHT_PHY_CAP3_CODEBOOK_7_5_MU_FDBK | - IEEE80211_EHT_PHY_CAP3_TRIG_SU_BF_FDBK | - IEEE80211_EHT_PHY_CAP3_TRIG_MU_BF_PART_BW_FDBK | - IEEE80211_EHT_PHY_CAP3_TRIG_CQI_FDBK, + IEEE80211_EHT_PHY_CAP3_TRIG_SU_BF_FDBK, .phy_cap_info[4] = - IEEE80211_EHT_PHY_CAP4_PART_BW_DL_MU_MIMO | - IEEE80211_EHT_PHY_CAP4_POWER_BOOST_FACT_SUPP | IEEE80211_EHT_PHY_CAP4_EHT_MU_PPDU_4_EHT_LTF_08_GI, .phy_cap_info[5] = FIELD_PREP_CONST(IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_MASK, IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_16US) | - IEEE80211_EHT_PHY_CAP5_NON_TRIG_CQI_FEEDBACK | IEEE80211_EHT_PHY_CAP5_TX_LESS_242_TONE_RU_SUPP | - IEEE80211_EHT_PHY_CAP5_RX_LESS_242_TONE_RU_SUPP, - .phy_cap_info[6] = - IEEE80211_EHT_PHY_CAP6_MCS15_SUPP_MASK | - IEEE80211_EHT_PHY_CAP6_EHT_DUP_6GHZ_SUPP, + IEEE80211_EHT_PHY_CAP5_RX_LESS_242_TONE_RU_SUPP | + IEEE80211_EHT_PHY_CAP5_SUPP_EXTRA_EHT_LTF, .phy_cap_info[8] = IEEE80211_EHT_PHY_CAP8_RX_1024QAM_WIDER_BW_DL_OFDMA | IEEE80211_EHT_PHY_CAP8_RX_4096QAM_WIDER_BW_DL_OFDMA, @@ -793,6 +719,7 @@ static const struct ieee80211_sband_iftype_data iwl_he_eht_capa[] = { IEEE80211_HE_PHY_CAP8_HE_ER_SU_PPDU_4XLTF_AND_08_US_GI | IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_242, .phy_cap_info[9] = + IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU | IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_RESERVED << IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_POS, }, @@ -819,9 +746,7 @@ static const struct ieee80211_sband_iftype_data iwl_he_eht_capa[] = { .has_eht = true, .eht_cap_elem = { .mac_cap_info[0] = - IEEE80211_EHT_MAC_CAP0_OM_CONTROL | - IEEE80211_EHT_MAC_CAP0_TRIG_TXOP_SHARING_MODE1 | - IEEE80211_EHT_MAC_CAP0_TRIG_TXOP_SHARING_MODE2, + IEEE80211_EHT_MAC_CAP0_OM_CONTROL, .phy_cap_info[0] = IEEE80211_EHT_PHY_CAP0_242_TONE_RU_GT20MHZ | IEEE80211_EHT_PHY_CAP0_NDP_4_EHT_LFT_32_GI, @@ -923,7 +848,9 @@ iwl_nvm_fixup_sband_iftd(struct iwl_trans *trans, bool slow_pcie = (!trans->mac_cfg->integrated && trans->info.pcie_link_speed < PCI_EXP_LNKSTA_CLS_8_0GB); - if (!data->sku_cap_11be_enable || iwlwifi_mod_params.disable_11be) + /* EHT needs WPA3/MFP so cannot do it for fips_enabled */ + if (!data->sku_cap_11be_enable || iwlwifi_mod_params.disable_11be || + fips_enabled) iftype_data->eht_cap.has_eht = false; /* Advertise an A-MPDU exponent extension based on @@ -1036,51 +963,17 @@ iwl_nvm_fixup_sband_iftd(struct iwl_trans *trans, cpu_to_le16(IEEE80211_HE_MCS_NOT_SUPPORTED << 2); } + /* prior RFs don't have HE, HR RF doesn't have this, later have it */ + if (CSR_HW_RFID_TYPE(trans->info.hw_rf_id) == IWL_CFG_RF_TYPE_HR1 || + CSR_HW_RFID_TYPE(trans->info.hw_rf_id) == IWL_CFG_RF_TYPE_HR2) + iftype_data->he_cap.he_cap_elem.phy_cap_info[9] &= + ~(IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU | + IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU); + if (trans->mac_cfg->device_family >= IWL_DEVICE_FAMILY_AX210 && !is_ap) iftype_data->he_cap.he_cap_elem.phy_cap_info[2] |= IEEE80211_HE_PHY_CAP2_UL_MU_FULL_MU_MIMO; - switch (CSR_HW_RFID_TYPE(trans->info.hw_rf_id)) { - case IWL_CFG_RF_TYPE_GF: - case IWL_CFG_RF_TYPE_FM: - case IWL_CFG_RF_TYPE_WH: - iftype_data->he_cap.he_cap_elem.phy_cap_info[9] |= - IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU; - if (!is_ap) - iftype_data->he_cap.he_cap_elem.phy_cap_info[9] |= - IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU; - break; - } - - if (CSR_HW_REV_TYPE(trans->info.hw_rev) == IWL_CFG_MAC_TYPE_GL && - iftype_data->eht_cap.has_eht) { - iftype_data->eht_cap.eht_cap_elem.mac_cap_info[0] &= - ~(IEEE80211_EHT_MAC_CAP0_TRIG_TXOP_SHARING_MODE1 | - IEEE80211_EHT_MAC_CAP0_TRIG_TXOP_SHARING_MODE2); - iftype_data->eht_cap.eht_cap_elem.phy_cap_info[3] &= - ~(IEEE80211_EHT_PHY_CAP0_PARTIAL_BW_UL_MU_MIMO | - IEEE80211_EHT_PHY_CAP3_NG_16_SU_FEEDBACK | - IEEE80211_EHT_PHY_CAP3_NG_16_MU_FEEDBACK | - IEEE80211_EHT_PHY_CAP3_CODEBOOK_4_2_SU_FDBK | - IEEE80211_EHT_PHY_CAP3_CODEBOOK_7_5_MU_FDBK | - IEEE80211_EHT_PHY_CAP3_TRIG_MU_BF_PART_BW_FDBK | - IEEE80211_EHT_PHY_CAP3_TRIG_CQI_FDBK); - iftype_data->eht_cap.eht_cap_elem.phy_cap_info[4] &= - ~(IEEE80211_EHT_PHY_CAP4_PART_BW_DL_MU_MIMO | - IEEE80211_EHT_PHY_CAP4_POWER_BOOST_FACT_SUPP); - iftype_data->eht_cap.eht_cap_elem.phy_cap_info[5] &= - ~IEEE80211_EHT_PHY_CAP5_NON_TRIG_CQI_FEEDBACK; - iftype_data->eht_cap.eht_cap_elem.phy_cap_info[6] &= - ~(IEEE80211_EHT_PHY_CAP6_MCS15_SUPP_MASK | - IEEE80211_EHT_PHY_CAP6_EHT_DUP_6GHZ_SUPP); - iftype_data->eht_cap.eht_cap_elem.phy_cap_info[5] |= - IEEE80211_EHT_PHY_CAP5_SUPP_EXTRA_EHT_LTF; - } - - if (fw_has_capa(&fw->ucode_capa, IWL_UCODE_TLV_CAPA_BROADCAST_TWT)) - iftype_data->he_cap.he_cap_elem.mac_cap_info[2] |= - IEEE80211_HE_MAC_CAP2_BCAST_TWT; - if (trans->mac_cfg->device_family == IWL_DEVICE_FAMILY_22000 && !is_ap) { iftype_data->vendor_elems.data = iwl_vendor_caps; @@ -1241,11 +1134,19 @@ static void iwl_init_sbands(struct iwl_trans *trans, n_used += iwl_init_sband_channels(data, sband, n_channels, NL80211_BAND_6GHZ); - if (data->sku_cap_11ax_enable && !iwlwifi_mod_params.disable_11ax) + /* + * 6 GHz requires WPA3 which requires MFP, which FW cannot do + * when fips_enabled, so don't advertise any 6 GHz channels to + * avoid spending time on scanning those channels and perhaps + * even finding APs there that cannot be used. + */ + if (!fips_enabled && data->sku_cap_11ax_enable && + !iwlwifi_mod_params.disable_11ax) iwl_init_he_hw_capab(trans, data, sband, tx_chains, rx_chains, fw); else sband->n_channels = 0; + if (n_channels != n_used) IWL_ERR_DEV(dev, "NVM: used only %d of %d channels\n", n_used, n_channels); @@ -1627,10 +1528,10 @@ iwl_parse_nvm_data(struct iwl_trans *trans, const struct iwl_rf_cfg *cfg, } IWL_EXPORT_SYMBOL(iwl_parse_nvm_data); -static u32 iwl_nvm_get_regdom_bw_flags(const u16 *nvm_chan, - int ch_idx, u16 nvm_flags, - struct iwl_reg_capa reg_capa, - const struct iwl_rf_cfg *cfg) +VISIBLE_IF_IWLWIFI_KUNIT +u32 iwl_nvm_get_regdom_bw_flags(const u16 *nvm_chan, + int ch_idx, u16 nvm_flags, + struct iwl_reg_capa reg_capa) { u32 flags = NL80211_RRF_NO_HT40; @@ -1685,10 +1586,12 @@ static u32 iwl_nvm_get_regdom_bw_flags(const u16 *nvm_chan, } /* Set the AP type for the UHB case. */ - if (nvm_flags & NVM_CHANNEL_VLP) - flags |= NL80211_RRF_ALLOW_6GHZ_VLP_AP; - else + if (nvm_flags & NVM_CHANNEL_VLP) { + if (!(nvm_flags & NVM_CHANNEL_VLP_AP_NOT_ALLOWED)) + flags |= NL80211_RRF_ALLOW_6GHZ_VLP_AP; + } else { flags |= NL80211_RRF_NO_6GHZ_VLP_CLIENT; + } if (!(nvm_flags & NVM_CHANNEL_AFC)) flags |= NL80211_RRF_NO_6GHZ_AFC_CLIENT; @@ -1718,6 +1621,7 @@ static u32 iwl_nvm_get_regdom_bw_flags(const u16 *nvm_chan, return flags; } +EXPORT_SYMBOL_IF_IWLWIFI_KUNIT(iwl_nvm_get_regdom_bw_flags); static struct iwl_reg_capa iwl_get_reg_capa(u32 flags, u8 resp_ver) { @@ -1815,8 +1719,8 @@ iwl_parse_nvm_mcc_info(struct iwl_trans *trans, } reg_rule_flags = iwl_nvm_get_regdom_bw_flags(nvm_chan, ch_idx, - ch_flags, reg_capa, - cfg); + ch_flags, + reg_capa); /* we can't continue the same rule */ if (ch_idx == 0 || prev_reg_rule_flags != reg_rule_flags || |