diff options
Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/mvm')
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c | 13 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/mvm.h | 2 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/ops.c | 38 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/rs-fw.c | 19 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/rs.c | 187 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/rs.h | 5 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c | 26 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/sta.h | 2 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/tx.c | 112 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/utils.c | 12 |
10 files changed, 300 insertions, 116 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c index 83f1ed94ccab..7a103163b31c 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c @@ -938,12 +938,19 @@ u8 iwl_mvm_mac_ctxt_get_lowest_rate(struct iwl_mvm *mvm, u16 iwl_mvm_mac_ctxt_get_beacon_flags(const struct iwl_fw *fw, u8 rate_idx) { - u16 flags = iwl_mvm_mac80211_idx_to_hwrate(fw, rate_idx); bool is_new_rate = iwl_fw_lookup_cmd_ver(fw, BEACON_TEMPLATE_CMD, 0) > 10; + u16 flags, cck_flag; + + if (is_new_rate) { + flags = iwl_mvm_mac80211_idx_to_hwrate(fw, rate_idx); + cck_flag = IWL_MAC_BEACON_CCK; + } else { + cck_flag = IWL_MAC_BEACON_CCK_V1; + flags = iwl_fw_rate_idx_to_plcp(rate_idx); + } if (rate_idx <= IWL_LAST_CCK_RATE) - flags |= is_new_rate ? IWL_MAC_BEACON_CCK - : IWL_MAC_BEACON_CCK_V1; + flags |= cck_flag; return flags; } diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h b/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h index e56a967962dd..cb2f6e2ae9bf 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h @@ -1033,6 +1033,8 @@ struct iwl_mvm { u8 cca_40mhz_workaround; + u8 fw_rates_ver; + u32 ampdu_ref; bool ampdu_toggle; diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/ops.c b/drivers/net/wireless/intel/iwlwifi/mvm/ops.c index 7701fbc5f906..9797788d2fce 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/ops.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/ops.c @@ -1291,6 +1291,7 @@ iwl_op_mode_mvm_start(struct iwl_trans *trans, const struct iwl_cfg *cfg, size_t scan_size; u32 min_backoff; struct iwl_mvm_csme_conn_info *csme_conn_info __maybe_unused; + int ratecheck; int err; /* @@ -1337,6 +1338,43 @@ iwl_op_mode_mvm_start(struct iwl_trans *trans, const struct iwl_cfg *cfg, mvm->init_status = 0; + /* start with v1 rates */ + mvm->fw_rates_ver = 1; + + /* check for rates version 2 */ + ratecheck = + (iwl_fw_lookup_cmd_ver(mvm->fw, TX_CMD, 0) >= 8) + + (iwl_fw_lookup_notif_ver(mvm->fw, DATA_PATH_GROUP, + TLC_MNG_UPDATE_NOTIF, 0) >= 3) + + (iwl_fw_lookup_notif_ver(mvm->fw, LEGACY_GROUP, + REPLY_RX_MPDU_CMD, 0) >= 4) + + (iwl_fw_lookup_notif_ver(mvm->fw, LONG_GROUP, TX_CMD, 0) >= 6); + if (ratecheck != 0 && ratecheck != 4) { + IWL_ERR(mvm, "Firmware has inconsistent rates\n"); + err = -EINVAL; + goto out_free; + } + if (ratecheck == 4) + mvm->fw_rates_ver = 2; + + /* check for rates version 3 */ + ratecheck = + (iwl_fw_lookup_cmd_ver(mvm->fw, TX_CMD, 0) >= 11) + + (iwl_fw_lookup_notif_ver(mvm->fw, DATA_PATH_GROUP, + TLC_MNG_UPDATE_NOTIF, 0) >= 4) + + (iwl_fw_lookup_notif_ver(mvm->fw, LEGACY_GROUP, + REPLY_RX_MPDU_CMD, 0) >= 6) + + (iwl_fw_lookup_notif_ver(mvm->fw, DATA_PATH_GROUP, + RX_NO_DATA_NOTIF, 0) >= 4) + + (iwl_fw_lookup_notif_ver(mvm->fw, LONG_GROUP, TX_CMD, 0) >= 9); + if (ratecheck != 0 && ratecheck != 5) { + IWL_ERR(mvm, "Firmware has inconsistent rates\n"); + err = -EINVAL; + goto out_free; + } + if (ratecheck == 5) + mvm->fw_rates_ver = 3; + trans->conf.rx_mpdu_cmd = REPLY_RX_MPDU_CMD; if (iwl_mvm_has_new_rx_api(mvm)) { diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/rs-fw.c b/drivers/net/wireless/intel/iwlwifi/mvm/rs-fw.c index de5ac000272e..0360509b0827 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/rs-fw.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/rs-fw.c @@ -1,7 +1,7 @@ // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause /* * Copyright (C) 2017 Intel Deutschland GmbH - * Copyright (C) 2018-2024 Intel Corporation + * Copyright (C) 2018-2025 Intel Corporation */ #include "rs.h" #include "fw-api.h" @@ -454,22 +454,11 @@ void iwl_mvm_tlc_update_notif(struct iwl_mvm *mvm, if (flags & IWL_TLC_NOTIF_FLAG_RATE) { char pretty_rate[100]; - if (iwl_fw_lookup_notif_ver(mvm->fw, DATA_PATH_GROUP, - TLC_MNG_UPDATE_NOTIF, 0) < 3) { - rs_pretty_print_rate_v1(pretty_rate, - sizeof(pretty_rate), - le32_to_cpu(notif->rate)); - IWL_DEBUG_RATE(mvm, - "Got rate in old format. Rate: %s. Converting.\n", - pretty_rate); - lq_sta->last_rate_n_flags = - iwl_new_rate_from_v1(le32_to_cpu(notif->rate)); - } else { - lq_sta->last_rate_n_flags = le32_to_cpu(notif->rate); - } + lq_sta->last_rate_n_flags = + iwl_mvm_v3_rate_from_fw(notif->rate, mvm->fw_rates_ver); rs_pretty_print_rate(pretty_rate, sizeof(pretty_rate), lq_sta->last_rate_n_flags); - IWL_DEBUG_RATE(mvm, "new rate: %s\n", pretty_rate); + IWL_DEBUG_RATE(mvm, "rate: %s\n", pretty_rate); } if (flags & IWL_TLC_NOTIF_FLAG_AMSDU && !mvm_link_sta->orig_amsdu_len) { diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/rs.c b/drivers/net/wireless/intel/iwlwifi/mvm/rs.c index 50496edf41f8..5543d0568f4f 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/rs.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/rs.c @@ -896,7 +896,7 @@ static int rs_rate_from_ucode_rate(const u32 ucode_rate, WARN_ON_ONCE(1); } } else if (ucode_rate & RATE_MCS_VHT_MSK_V1) { - nss = FIELD_GET(RATE_MCS_NSS_MSK, ucode_rate) + 1; + nss = FIELD_GET(RATE_VHT_MCS_NSS_MSK, ucode_rate) + 1; if (nss == 1) { rate->type = LQ_VHT_SISO; @@ -910,7 +910,7 @@ static int rs_rate_from_ucode_rate(const u32 ucode_rate, WARN_ON_ONCE(1); } } else if (ucode_rate & RATE_MCS_HE_MSK_V1) { - nss = FIELD_GET(RATE_MCS_NSS_MSK, ucode_rate) + 1; + nss = FIELD_GET(RATE_VHT_MCS_NSS_MSK, ucode_rate) + 1; if (nss == 1) { rate->type = LQ_HE_SISO; @@ -2697,7 +2697,9 @@ static void rs_drv_get_rate(void *mvm_r, struct ieee80211_sta *sta, lq_sta = mvm_sta; spin_lock_bh(&lq_sta->pers.lock); - iwl_mvm_hwrate_to_tx_rate(iwl_new_rate_from_v1(lq_sta->last_rate_n_flags), + iwl_mvm_hwrate_to_tx_rate(iwl_mvm_v3_rate_from_fw( + cpu_to_le32(lq_sta->last_rate_n_flags), + 1), info->band, &info->control.rates[0]); info->control.rates[0].count = 1; @@ -2708,7 +2710,9 @@ static void rs_drv_get_rate(void *mvm_r, struct ieee80211_sta *sta, optimal_rate = rs_get_optimal_rate(mvm, lq_sta); last_ucode_rate = ucode_rate_from_rs_rate(mvm, optimal_rate); - last_ucode_rate = iwl_new_rate_from_v1(last_ucode_rate); + last_ucode_rate = + iwl_mvm_v3_rate_from_fw(cpu_to_le32(last_ucode_rate), + 1); iwl_mvm_hwrate_to_tx_rate(last_ucode_rate, info->band, &txrc->reported_rate); txrc->reported_rate.count = 1; @@ -2890,10 +2894,10 @@ void iwl_mvm_update_frame_stats(struct iwl_mvm *mvm, u32 rate, bool agg) if (rate & RATE_MCS_HT_MSK_V1) { mvm->drv_rx_stats.ht_frames++; - nss = ((rate & RATE_HT_MCS_NSS_MSK_V1) >> RATE_HT_MCS_NSS_POS_V1) + 1; + nss = FIELD_GET(RATE_HT_MCS_MIMO2_MSK, rate) + 1; } else if (rate & RATE_MCS_VHT_MSK_V1) { mvm->drv_rx_stats.vht_frames++; - nss = FIELD_GET(RATE_MCS_NSS_MSK, rate) + 1; + nss = FIELD_GET(RATE_VHT_MCS_NSS_MSK, rate) + 1; } else { mvm->drv_rx_stats.legacy_frames++; } @@ -3676,16 +3680,15 @@ int rs_pretty_print_rate_v1(char *buf, int bufsz, const u32 rate) if (rate & RATE_MCS_VHT_MSK_V1) { type = "VHT"; mcs = rate & RATE_VHT_MCS_RATE_CODE_MSK; - nss = FIELD_GET(RATE_MCS_NSS_MSK, rate) + 1; + nss = FIELD_GET(RATE_VHT_MCS_NSS_MSK, rate) + 1; } else if (rate & RATE_MCS_HT_MSK_V1) { type = "HT"; mcs = rate & RATE_HT_MCS_INDEX_MSK_V1; - nss = ((rate & RATE_HT_MCS_NSS_MSK_V1) - >> RATE_HT_MCS_NSS_POS_V1) + 1; + nss = FIELD_GET(RATE_HT_MCS_MIMO2_MSK, rate) + 1; } else if (rate & RATE_MCS_HE_MSK_V1) { type = "HE"; mcs = rate & RATE_VHT_MCS_RATE_CODE_MSK; - nss = FIELD_GET(RATE_MCS_NSS_MSK, rate) + 1; + nss = FIELD_GET(RATE_VHT_MCS_NSS_MSK, rate) + 1; } else { type = "Unknown"; /* shouldn't happen */ } @@ -4175,3 +4178,167 @@ int iwl_mvm_tx_protection(struct iwl_mvm *mvm, struct iwl_mvm_sta *mvmsta, else return rs_drv_tx_protection(mvm, mvmsta, enable); } + +static u32 iwl_legacy_rate_to_fw_idx(u32 rate_n_flags) +{ + int rate = rate_n_flags & RATE_LEGACY_RATE_MSK_V1; + int idx; + bool ofdm = !(rate_n_flags & RATE_MCS_CCK_MSK_V1); + int offset = ofdm ? IWL_FIRST_OFDM_RATE : 0; + int last = ofdm ? IWL_RATE_COUNT_LEGACY : IWL_FIRST_OFDM_RATE; + + for (idx = offset; idx < last; idx++) + if (iwl_fw_rate_idx_to_plcp(idx) == rate) + return idx - offset; + return IWL_RATE_INVALID; +} + +u32 iwl_mvm_v3_rate_from_fw(__le32 rate, u8 rate_ver) +{ + u32 rate_v3 = 0, rate_v1; + u32 dup = 0; + + if (rate_ver > 1) + return iwl_v3_rate_from_v2_v3(rate, rate_ver >= 3); + + rate_v1 = le32_to_cpu(rate); + if (rate_v1 == 0) + return rate_v1; + /* convert rate */ + if (rate_v1 & RATE_MCS_HT_MSK_V1) { + u32 nss; + + rate_v3 |= RATE_MCS_MOD_TYPE_HT; + rate_v3 |= + rate_v1 & RATE_HT_MCS_RATE_CODE_MSK_V1; + nss = u32_get_bits(rate_v1, RATE_HT_MCS_MIMO2_MSK); + rate_v3 |= u32_encode_bits(nss, RATE_MCS_NSS_MSK); + } else if (rate_v1 & RATE_MCS_VHT_MSK_V1 || + rate_v1 & RATE_MCS_HE_MSK_V1) { + u32 nss = u32_get_bits(rate_v1, RATE_VHT_MCS_NSS_MSK); + + rate_v3 |= rate_v1 & RATE_VHT_MCS_RATE_CODE_MSK; + + rate_v3 |= u32_encode_bits(nss, RATE_MCS_NSS_MSK); + + if (rate_v1 & RATE_MCS_HE_MSK_V1) { + u32 he_type_bits = rate_v1 & RATE_MCS_HE_TYPE_MSK_V1; + u32 he_type = he_type_bits >> RATE_MCS_HE_TYPE_POS_V1; + u32 he_106t = (rate_v1 & RATE_MCS_HE_106T_MSK_V1) >> + RATE_MCS_HE_106T_POS_V1; + u32 he_gi_ltf = (rate_v1 & RATE_MCS_HE_GI_LTF_MSK_V1) >> + RATE_MCS_HE_GI_LTF_POS; + + if ((he_type_bits == RATE_MCS_HE_TYPE_SU || + he_type_bits == RATE_MCS_HE_TYPE_EXT_SU) && + he_gi_ltf == RATE_MCS_HE_SU_4_LTF) + /* the new rate have an additional bit to + * represent the value 4 rather then using SGI + * bit for this purpose - as it was done in the + * old rate + */ + he_gi_ltf += (rate_v1 & RATE_MCS_SGI_MSK_V1) >> + RATE_MCS_SGI_POS_V1; + + rate_v3 |= he_gi_ltf << RATE_MCS_HE_GI_LTF_POS; + rate_v3 |= he_type << RATE_MCS_HE_TYPE_POS; + rate_v3 |= he_106t << RATE_MCS_HE_106T_POS; + rate_v3 |= rate_v1 & RATE_HE_DUAL_CARRIER_MODE_MSK; + rate_v3 |= RATE_MCS_MOD_TYPE_HE; + } else { + rate_v3 |= RATE_MCS_MOD_TYPE_VHT; + } + /* if legacy format */ + } else { + u32 legacy_rate = iwl_legacy_rate_to_fw_idx(rate_v1); + + if (WARN_ON_ONCE(legacy_rate == IWL_RATE_INVALID)) + legacy_rate = (rate_v1 & RATE_MCS_CCK_MSK_V1) ? + IWL_FIRST_CCK_RATE : IWL_FIRST_OFDM_RATE; + + rate_v3 |= legacy_rate; + if (!(rate_v1 & RATE_MCS_CCK_MSK_V1)) + rate_v3 |= RATE_MCS_MOD_TYPE_LEGACY_OFDM; + } + + /* convert flags */ + if (rate_v1 & RATE_MCS_LDPC_MSK_V1) + rate_v3 |= RATE_MCS_LDPC_MSK; + rate_v3 |= (rate_v1 & RATE_MCS_CHAN_WIDTH_MSK_V1) | + (rate_v1 & RATE_MCS_ANT_AB_MSK) | + (rate_v1 & RATE_MCS_STBC_MSK) | + (rate_v1 & RATE_MCS_BF_MSK); + + dup = (rate_v1 & RATE_MCS_DUP_MSK_V1) >> RATE_MCS_DUP_POS_V1; + if (dup) { + rate_v3 |= RATE_MCS_DUP_MSK; + rate_v3 |= dup << RATE_MCS_CHAN_WIDTH_POS; + } + + if ((!(rate_v1 & RATE_MCS_HE_MSK_V1)) && + (rate_v1 & RATE_MCS_SGI_MSK_V1)) + rate_v3 |= RATE_MCS_SGI_MSK; + + return rate_v3; +} + +__le32 iwl_mvm_v3_rate_to_fw(u32 rate, u8 rate_ver) +{ + u32 result = 0; + int rate_idx; + + if (rate_ver > 1) + return iwl_v3_rate_to_v2_v3(rate, rate_ver > 2); + + switch (rate & RATE_MCS_MOD_TYPE_MSK) { + case RATE_MCS_MOD_TYPE_CCK: + result = RATE_MCS_CCK_MSK_V1; + fallthrough; + case RATE_MCS_MOD_TYPE_LEGACY_OFDM: + rate_idx = u32_get_bits(rate, RATE_LEGACY_RATE_MSK); + if (!(result & RATE_MCS_CCK_MSK_V1)) + rate_idx += IWL_FIRST_OFDM_RATE; + result |= u32_encode_bits(iwl_fw_rate_idx_to_plcp(rate_idx), + RATE_LEGACY_RATE_MSK_V1); + break; + case RATE_MCS_MOD_TYPE_HT: + result = RATE_MCS_HT_MSK_V1; + result |= u32_encode_bits(u32_get_bits(rate, + RATE_HT_MCS_CODE_MSK), + RATE_HT_MCS_RATE_CODE_MSK_V1); + result |= u32_encode_bits(u32_get_bits(rate, + RATE_MCS_NSS_MSK), + RATE_HT_MCS_MIMO2_MSK); + break; + case RATE_MCS_MOD_TYPE_VHT: + result = RATE_MCS_VHT_MSK_V1; + result |= u32_encode_bits(u32_get_bits(rate, + RATE_VHT_MCS_NSS_MSK), + RATE_MCS_CODE_MSK); + result |= u32_encode_bits(u32_get_bits(rate, RATE_MCS_NSS_MSK), + RATE_VHT_MCS_NSS_MSK); + break; + case RATE_MCS_MOD_TYPE_HE: /* not generated */ + default: + WARN_ONCE(1, "bad modulation type %d\n", + u32_get_bits(rate, RATE_MCS_MOD_TYPE_MSK)); + return 0; + } + + if (rate & RATE_MCS_LDPC_MSK) + result |= RATE_MCS_LDPC_MSK_V1; + WARN_ON_ONCE(u32_get_bits(rate, RATE_MCS_CHAN_WIDTH_MSK) > + RATE_MCS_CHAN_WIDTH_160_VAL); + result |= (rate & RATE_MCS_CHAN_WIDTH_MSK_V1) | + (rate & RATE_MCS_ANT_AB_MSK) | + (rate & RATE_MCS_STBC_MSK) | + (rate & RATE_MCS_BF_MSK); + + /* not handling DUP since we don't use it */ + WARN_ON_ONCE(rate & RATE_MCS_DUP_MSK); + + if (rate & RATE_MCS_SGI_MSK) + result |= RATE_MCS_SGI_MSK_V1; + + return cpu_to_le32(result); +} diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/rs.h b/drivers/net/wireless/intel/iwlwifi/mvm/rs.h index ea81cb236d5c..69259ebb966b 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/rs.h +++ b/drivers/net/wireless/intel/iwlwifi/mvm/rs.h @@ -3,7 +3,7 @@ * * Copyright(c) 2015 Intel Mobile Communications GmbH * Copyright(c) 2017 Intel Deutschland GmbH - * Copyright (C) 2003 - 2014, 2018 - 2024 Intel Corporation + * Copyright (C) 2003 - 2014, 2018 - 2025 Intel Corporation *****************************************************************************/ #ifndef __rs_h__ @@ -424,6 +424,9 @@ void iwl_mvm_rate_control_unregister(void); struct iwl_mvm_sta; +u32 iwl_mvm_v3_rate_from_fw(__le32 rate, u8 rate_ver); +__le32 iwl_mvm_v3_rate_to_fw(u32 rate, u8 rate_ver); + int iwl_mvm_tx_protection(struct iwl_mvm *mvm, struct iwl_mvm_sta *mvmsta, bool enable); diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c b/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c index 1cc35c82c392..2799a5e05790 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c @@ -2059,7 +2059,9 @@ void iwl_mvm_rx_mpdu_mq(struct iwl_mvm *mvm, struct napi_struct *napi, } if (mvm->trans->trans_cfg->device_family >= IWL_DEVICE_FAMILY_AX210) { - phy_data.rate_n_flags = le32_to_cpu(desc->v3.rate_n_flags); + phy_data.rate_n_flags = + iwl_mvm_v3_rate_from_fw(desc->v3.rate_n_flags, + mvm->fw_rates_ver); phy_data.channel = desc->v3.channel; phy_data.gp2_on_air_rise = le32_to_cpu(desc->v3.gp2_on_air_rise); phy_data.energy_a = desc->v3.energy_a; @@ -2072,7 +2074,9 @@ void iwl_mvm_rx_mpdu_mq(struct iwl_mvm *mvm, struct napi_struct *napi, phy_data.eht_d4 = desc->phy_eht_data4; phy_data.d5 = desc->v3.phy_data5; } else { - phy_data.rate_n_flags = le32_to_cpu(desc->v1.rate_n_flags); + phy_data.rate_n_flags = + iwl_mvm_v3_rate_from_fw(desc->v1.rate_n_flags, + mvm->fw_rates_ver); phy_data.channel = desc->v1.channel; phy_data.gp2_on_air_rise = le32_to_cpu(desc->v1.gp2_on_air_rise); phy_data.energy_a = desc->v1.energy_a; @@ -2084,13 +2088,6 @@ void iwl_mvm_rx_mpdu_mq(struct iwl_mvm *mvm, struct napi_struct *napi, phy_data.d3 = desc->v1.phy_data3; } - if (iwl_fw_lookup_notif_ver(mvm->fw, LEGACY_GROUP, - REPLY_RX_MPDU_CMD, 0) < 4) { - phy_data.rate_n_flags = iwl_new_rate_from_v1(phy_data.rate_n_flags); - IWL_DEBUG_DROP(mvm, "Got old format rate, converting. New rate: 0x%x\n", - phy_data.rate_n_flags); - } - format = phy_data.rate_n_flags & RATE_MCS_MOD_TYPE_MSK; len = le16_to_cpu(desc->mpdu_len); @@ -2384,7 +2381,6 @@ void iwl_mvm_rx_monitor_no_data(struct iwl_mvm *mvm, struct napi_struct *napi, phy_data.d1 = desc->phy_info[1]; phy_data.phy_info = IWL_RX_MPDU_PHY_TSF_OVERLOAD; phy_data.gp2_on_air_rise = le32_to_cpu(desc->on_air_rise_time); - phy_data.rate_n_flags = le32_to_cpu(desc->rate); phy_data.energy_a = u32_get_bits(rssi, RX_NO_DATA_CHAIN_A_MSK); phy_data.energy_b = u32_get_bits(rssi, RX_NO_DATA_CHAIN_B_MSK); phy_data.channel = u32_get_bits(rssi, RX_NO_DATA_CHANNEL_MSK); @@ -2392,14 +2388,8 @@ void iwl_mvm_rx_monitor_no_data(struct iwl_mvm *mvm, struct napi_struct *napi, phy_data.rx_vec[0] = desc->rx_vec[0]; phy_data.rx_vec[1] = desc->rx_vec[1]; - if (iwl_fw_lookup_notif_ver(mvm->fw, DATA_PATH_GROUP, - RX_NO_DATA_NOTIF, 0) < 2) { - IWL_DEBUG_DROP(mvm, "Got an old rate format. Old rate: 0x%x\n", - phy_data.rate_n_flags); - phy_data.rate_n_flags = iwl_new_rate_from_v1(phy_data.rate_n_flags); - IWL_DEBUG_DROP(mvm, " Rate after conversion to the new format: 0x%x\n", - phy_data.rate_n_flags); - } + phy_data.rate_n_flags = iwl_mvm_v3_rate_from_fw(desc->rate, + mvm->fw_rates_ver); format = phy_data.rate_n_flags & RATE_MCS_MOD_TYPE_MSK; diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/sta.h b/drivers/net/wireless/intel/iwlwifi/mvm/sta.h index af62c7f7c834..6b183f5e9bbc 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/sta.h +++ b/drivers/net/wireless/intel/iwlwifi/mvm/sta.h @@ -259,7 +259,7 @@ struct iwl_mvm_tid_data { u16 seq_number; u16 next_reclaimed; /* The rest is Tx AGG related */ - u32 rate_n_flags; + __le32 rate_n_flags; u8 lq_color; bool amsdu_in_ampdu_allowed; enum iwl_mvm_agg_state state; diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c index 1da0a829f529..dd6e5559d31d 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c @@ -283,14 +283,10 @@ static u32 iwl_mvm_convert_rate_idx(struct iwl_mvm *mvm, (rate_idx <= IWL_LAST_CCK_RATE); /* Set CCK or OFDM flag */ - if (iwl_fw_lookup_cmd_ver(mvm->fw, TX_CMD, 0) > 8) { - if (!is_cck) - rate_flags |= RATE_MCS_MOD_TYPE_LEGACY_OFDM; - else - rate_flags |= RATE_MCS_MOD_TYPE_CCK; - } else if (is_cck) { - rate_flags |= RATE_MCS_CCK_MSK_V1; - } + if (!is_cck) + rate_flags |= RATE_MCS_MOD_TYPE_LEGACY_OFDM; + else + rate_flags |= RATE_MCS_MOD_TYPE_CCK; return (u32)rate_plcp | rate_flags; } @@ -303,45 +299,35 @@ static u32 iwl_mvm_get_inject_tx_rate(struct iwl_mvm *mvm, struct ieee80211_tx_rate *rate = &info->control.rates[0]; u32 result; - /* - * we only care about legacy/HT/VHT so far, so we can - * build in v1 and use iwl_new_rate_from_v1() - */ - if (rate->flags & IEEE80211_TX_RC_VHT_MCS) { u8 mcs = ieee80211_rate_get_vht_mcs(rate); u8 nss = ieee80211_rate_get_vht_nss(rate); - result = RATE_MCS_VHT_MSK_V1; + result = RATE_MCS_MOD_TYPE_VHT; result |= u32_encode_bits(mcs, RATE_VHT_MCS_RATE_CODE_MSK); result |= u32_encode_bits(nss, RATE_MCS_NSS_MSK); if (rate->flags & IEEE80211_TX_RC_SHORT_GI) - result |= RATE_MCS_SGI_MSK_V1; + result |= RATE_MCS_SGI_MSK; if (rate->flags & IEEE80211_TX_RC_40_MHZ_WIDTH) - result |= u32_encode_bits(1, RATE_MCS_CHAN_WIDTH_MSK_V1); + result |= RATE_MCS_CHAN_WIDTH_40; else if (rate->flags & IEEE80211_TX_RC_80_MHZ_WIDTH) - result |= u32_encode_bits(2, RATE_MCS_CHAN_WIDTH_MSK_V1); + result |= RATE_MCS_CHAN_WIDTH_80; else if (rate->flags & IEEE80211_TX_RC_160_MHZ_WIDTH) - result |= u32_encode_bits(3, RATE_MCS_CHAN_WIDTH_MSK_V1); - - if (iwl_fw_lookup_notif_ver(mvm->fw, LONG_GROUP, TX_CMD, 0) > 6) - result = iwl_new_rate_from_v1(result); + result |= RATE_MCS_CHAN_WIDTH_160; } else if (rate->flags & IEEE80211_TX_RC_MCS) { - result = RATE_MCS_HT_MSK_V1; - result |= u32_encode_bits(rate->idx, - RATE_HT_MCS_RATE_CODE_MSK_V1 | - RATE_HT_MCS_NSS_MSK_V1); + result = RATE_MCS_MOD_TYPE_HT; + result |= u32_encode_bits(rate->idx & 0x7, + RATE_HT_MCS_CODE_MSK); + result |= u32_encode_bits(rate->idx >> 3, + RATE_MCS_NSS_MSK); if (rate->flags & IEEE80211_TX_RC_SHORT_GI) - result |= RATE_MCS_SGI_MSK_V1; + result |= RATE_MCS_SGI_MSK; if (rate->flags & IEEE80211_TX_RC_40_MHZ_WIDTH) - result |= u32_encode_bits(1, RATE_MCS_CHAN_WIDTH_MSK_V1); + result |= RATE_MCS_CHAN_WIDTH_40; if (info->flags & IEEE80211_TX_CTL_LDPC) - result |= RATE_MCS_LDPC_MSK_V1; + result |= RATE_MCS_LDPC_MSK; if (u32_get_bits(info->flags, IEEE80211_TX_CTL_STBC)) result |= RATE_MCS_STBC_MSK; - - if (iwl_fw_lookup_notif_ver(mvm->fw, LONG_GROUP, TX_CMD, 0) > 6) - result = iwl_new_rate_from_v1(result); } else { int rate_idx = info->control.rates[0].idx; @@ -391,15 +377,19 @@ static u32 iwl_mvm_get_tx_rate(struct iwl_mvm *mvm, return iwl_mvm_convert_rate_idx(mvm, info, rate_idx); } -static u32 iwl_mvm_get_tx_rate_n_flags(struct iwl_mvm *mvm, - struct ieee80211_tx_info *info, - struct ieee80211_sta *sta, __le16 fc) +static __le32 iwl_mvm_get_tx_rate_n_flags(struct iwl_mvm *mvm, + struct ieee80211_tx_info *info, + struct ieee80211_sta *sta, __le16 fc) { + u32 rate; + if (unlikely(info->control.flags & IEEE80211_TX_CTRL_RATE_INJECT)) - return iwl_mvm_get_inject_tx_rate(mvm, info, sta, fc); + rate = iwl_mvm_get_inject_tx_rate(mvm, info, sta, fc); + else + rate = iwl_mvm_get_tx_rate(mvm, info, sta, fc) | + iwl_mvm_get_tx_ant(mvm, info, sta, fc); - return iwl_mvm_get_tx_rate(mvm, info, sta, fc) | - iwl_mvm_get_tx_ant(mvm, info, sta, fc); + return iwl_mvm_v3_rate_to_fw(rate, mvm->fw_rates_ver); } /* @@ -443,8 +433,7 @@ void iwl_mvm_set_tx_cmd_rate(struct iwl_mvm *mvm, struct iwl_tx_cmd *tx_cmd, } /* Set the rate in the TX cmd */ - tx_cmd->rate_n_flags = - cpu_to_le32(iwl_mvm_get_tx_rate_n_flags(mvm, info, sta, fc)); + tx_cmd->rate_n_flags = iwl_mvm_get_tx_rate_n_flags(mvm, info, sta, fc); } static inline void iwl_mvm_set_tx_cmd_pn(struct ieee80211_tx_info *info, @@ -577,7 +566,7 @@ iwl_mvm_set_tx_params(struct iwl_mvm *mvm, struct sk_buff *skb, dev_cmd->hdr.cmd = TX_CMD; if (iwl_mvm_has_new_tx_api(mvm)) { - u32 rate_n_flags = 0; + __le32 rate_n_flags = 0; u16 flags = 0; struct iwl_mvm_sta *mvmsta = sta ? iwl_mvm_sta_from_mac80211(sta) : NULL; @@ -624,7 +613,7 @@ iwl_mvm_set_tx_params(struct iwl_mvm *mvm, struct sk_buff *skb, iwl_mvm_copy_hdr(cmd->hdr, hdr, hdrlen, addr3_override); cmd->flags = cpu_to_le16(flags); - cmd->rate_n_flags = cpu_to_le32(rate_n_flags); + cmd->rate_n_flags = rate_n_flags; } else { struct iwl_tx_cmd_gen2 *cmd = (void *)dev_cmd->payload; u16 offload_assist = iwl_mvm_tx_csum(mvm, skb, @@ -639,7 +628,7 @@ iwl_mvm_set_tx_params(struct iwl_mvm *mvm, struct sk_buff *skb, iwl_mvm_copy_hdr(cmd->hdr, hdr, hdrlen, addr3_override); cmd->flags = cpu_to_le32(flags); - cmd->rate_n_flags = cpu_to_le32(rate_n_flags); + cmd->rate_n_flags = rate_n_flags; } goto out; } @@ -1503,20 +1492,25 @@ void iwl_mvm_hwrate_to_tx_rate(u32 rate_n_flags, /* * translate ucode response to mac80211 tx status control values */ -static void iwl_mvm_hwrate_to_tx_status(const struct iwl_fw *fw, - u32 rate_n_flags, +static void iwl_mvm_hwrate_to_tx_status(struct iwl_mvm *mvm, + __le32 rate_n_flags, struct ieee80211_tx_info *info) { struct ieee80211_tx_rate *r = &info->status.rates[0]; + u32 rate; - if (iwl_fw_lookup_notif_ver(fw, LONG_GROUP, - TX_CMD, 0) <= 6) - rate_n_flags = iwl_new_rate_from_v1(rate_n_flags); + /* + * Technically this conversion is incorrect for BA status, however: + * - we only use the BA notif data for older firmware that have + * host rate scaling and don't use newer rate formats + * - the firmware API changed together for BA notif and TX CMD + * as well + */ + rate = iwl_mvm_v3_rate_from_fw(rate_n_flags, mvm->fw_rates_ver); info->status.antenna = - ((rate_n_flags & RATE_MCS_ANT_AB_MSK) >> RATE_MCS_ANT_POS); - iwl_mvm_hwrate_to_tx_rate(rate_n_flags, - info->band, r); + ((rate & RATE_MCS_ANT_AB_MSK) >> RATE_MCS_ANT_POS); + iwl_mvm_hwrate_to_tx_rate(rate, info->band, r); } static void iwl_mvm_tx_status_check_trigger(struct iwl_mvm *mvm, @@ -1668,9 +1662,7 @@ static void iwl_mvm_rx_tx_cmd_single(struct iwl_mvm *mvm, info->status.rates[0].count = tx_resp->failure_frame + 1; - iwl_mvm_hwrate_to_tx_status(mvm->fw, - le32_to_cpu(tx_resp->initial_rate), - info); + iwl_mvm_hwrate_to_tx_status(mvm, tx_resp->initial_rate, info); /* Don't assign the converted initial_rate, because driver * TLC uses this and doesn't support the new FW rate @@ -1912,7 +1904,7 @@ static void iwl_mvm_rx_tx_cmd_agg(struct iwl_mvm *mvm, if (!WARN_ON_ONCE(!mvmsta)) { mvmsta->tid_data[tid].rate_n_flags = - le32_to_cpu(tx_resp->initial_rate); + tx_resp->initial_rate; mvmsta->tid_data[tid].tx_time = le16_to_cpu(tx_resp->wireless_media_time); mvmsta->tid_data[tid].lq_color = @@ -1937,7 +1929,7 @@ void iwl_mvm_rx_tx_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb) static void iwl_mvm_tx_reclaim(struct iwl_mvm *mvm, int sta_id, int tid, int txq, int index, - struct ieee80211_tx_info *tx_info, u32 rate, + struct ieee80211_tx_info *tx_info, __le32 rate, bool is_flush) { struct sk_buff_head reclaimed_skbs; @@ -2021,7 +2013,9 @@ static void iwl_mvm_tx_reclaim(struct iwl_mvm *mvm, int sta_id, int tid, tx_info->status.status_driver_data[0] = RS_DRV_DATA_PACK(tid_data->lq_color, tx_info->status.status_driver_data[0]); - tx_info->status.status_driver_data[1] = (void *)(uintptr_t)rate; + /* the value is only consumed for old FW that has v1 rates anyway */ + tx_info->status.status_driver_data[1] = + (void *)(uintptr_t)le32_to_cpu(rate); skb_queue_walk(&reclaimed_skbs, skb) { struct ieee80211_hdr *hdr = (void *)skb->data; @@ -2040,7 +2034,7 @@ static void iwl_mvm_tx_reclaim(struct iwl_mvm *mvm, int sta_id, int tid, info->flags |= IEEE80211_TX_STAT_AMPDU; memcpy(&info->status, &tx_info->status, sizeof(tx_info->status)); - iwl_mvm_hwrate_to_tx_status(mvm->fw, rate, info); + iwl_mvm_hwrate_to_tx_status(mvm, rate, info); } } @@ -2063,7 +2057,7 @@ static void iwl_mvm_tx_reclaim(struct iwl_mvm *mvm, int sta_id, int tid, goto out; tx_info->band = chanctx_conf->def.chan->band; - iwl_mvm_hwrate_to_tx_status(mvm->fw, rate, tx_info); + iwl_mvm_hwrate_to_tx_status(mvm, rate, tx_info); IWL_DEBUG_TX_REPLY(mvm, "No reclaim. Update rs directly\n"); iwl_mvm_rs_tx_status(mvm, sta, tid, tx_info, false); @@ -2152,7 +2146,7 @@ void iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb) (int)(le16_to_cpu(ba_tfd->q_num)), le16_to_cpu(ba_tfd->tfd_index), &ba_info, - le32_to_cpu(ba_res->tx_rate), false); + ba_res->tx_rate, false); } if (mvmsta) { diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/utils.c b/drivers/net/wireless/intel/iwlwifi/mvm/utils.c index 33be79e8cd1e..4416d35b1bcf 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/utils.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/utils.c @@ -169,15 +169,9 @@ int iwl_mvm_legacy_rate_to_mac80211_idx(u32 rate_n_flags, u8 iwl_mvm_mac80211_idx_to_hwrate(const struct iwl_fw *fw, int rate_idx) { - if (iwl_fw_lookup_cmd_ver(fw, TX_CMD, 0) > 8) - /* In the new rate legacy rates are indexed: - * 0 - 3 for CCK and 0 - 7 for OFDM. - */ - return (rate_idx >= IWL_FIRST_OFDM_RATE ? - rate_idx - IWL_FIRST_OFDM_RATE : - rate_idx); - - return iwl_fw_rate_idx_to_plcp(rate_idx); + return (rate_idx >= IWL_FIRST_OFDM_RATE ? + rate_idx - IWL_FIRST_OFDM_RATE : + rate_idx); } u8 iwl_mvm_mac80211_ac_to_ucode_ac(enum ieee80211_ac_numbers ac) |