diff options
Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/mvm/scan.c')
-rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/scan.c | 163 |
1 files changed, 119 insertions, 44 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/scan.c b/drivers/net/wireless/intel/iwlwifi/mvm/scan.c index 175615755d9d..c1d9ce753468 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/scan.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/scan.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause /* - * Copyright (C) 2012-2014, 2018-2021 Intel Corporation + * Copyright (C) 2012-2014, 2018-2023 Intel Corporation * Copyright (C) 2013-2015 Intel Mobile Communications GmbH * Copyright (C) 2016-2017 Intel Deutschland GmbH */ @@ -647,7 +647,7 @@ static void iwl_mvm_scan_fill_tx_cmd(struct iwl_mvm *mvm, NL80211_BAND_2GHZ, no_cck); - if (iwl_fw_lookup_cmd_ver(mvm->fw, ADD_STA, 0) < 12) { + if (!iwl_mvm_has_new_station_api(mvm->fw)) { tx_cmd[0].sta_id = mvm->aux_sta.sta_id; tx_cmd[1].sta_id = mvm->aux_sta.sta_id; @@ -1084,7 +1084,7 @@ static void iwl_mvm_fill_scan_config_v1(struct iwl_mvm *mvm, void *config, memcpy(&cfg->mac_addr, &mvm->addresses[0].addr, ETH_ALEN); /* This function should not be called when using ADD_STA ver >=12 */ - WARN_ON_ONCE(iwl_fw_lookup_cmd_ver(mvm->fw, ADD_STA, 0) >= 12); + WARN_ON_ONCE(iwl_mvm_has_new_station_api(mvm->fw)); cfg->bcast_sta_id = mvm->aux_sta.sta_id; cfg->channel_flags = channel_flags; @@ -1135,7 +1135,7 @@ static void iwl_mvm_fill_scan_config_v2(struct iwl_mvm *mvm, void *config, memcpy(&cfg->mac_addr, &mvm->addresses[0].addr, ETH_ALEN); /* This function should not be called when using ADD_STA ver >=12 */ - WARN_ON_ONCE(iwl_fw_lookup_cmd_ver(mvm->fw, ADD_STA, 0) >= 12); + WARN_ON_ONCE(iwl_mvm_has_new_station_api(mvm->fw)); cfg->bcast_sta_id = mvm->aux_sta.sta_id; cfg->channel_flags = channel_flags; @@ -1250,7 +1250,7 @@ int iwl_mvm_config_scan(struct iwl_mvm *mvm) memset(&cfg, 0, sizeof(cfg)); - if (iwl_fw_lookup_cmd_ver(mvm->fw, ADD_STA, 0) < 12) { + if (!iwl_mvm_has_new_station_api(mvm->fw)) { cfg.bcast_sta_id = mvm->aux_sta.sta_id; } else if (iwl_fw_lookup_cmd_ver(mvm->fw, SCAN_CFG_CMD, 0) < 5) { /* @@ -1627,11 +1627,11 @@ iwl_mvm_umac_scan_cfg_channels_v4(struct iwl_mvm *mvm, } static void -iwl_mvm_umac_scan_cfg_channels_v6(struct iwl_mvm *mvm, +iwl_mvm_umac_scan_cfg_channels_v7(struct iwl_mvm *mvm, struct ieee80211_channel **channels, - struct iwl_scan_channel_params_v6 *cp, + struct iwl_scan_channel_params_v7 *cp, int n_channels, u32 flags, - enum nl80211_iftype vif_type) + enum nl80211_iftype vif_type, u32 version) { int i; @@ -1641,14 +1641,19 @@ iwl_mvm_umac_scan_cfg_channels_v6(struct iwl_mvm *mvm, u32 n_aps_flag = iwl_mvm_scan_ch_n_aps_flag(vif_type, channels[i]->hw_value); + u8 iwl_band = iwl_mvm_phy_band_from_nl80211(band); cfg->flags = cpu_to_le32(flags | n_aps_flag); cfg->v2.channel_num = channels[i]->hw_value; - cfg->v2.band = iwl_mvm_phy_band_from_nl80211(band); if (cfg80211_channel_is_psc(channels[i])) cfg->flags = 0; cfg->v2.iter_count = 1; cfg->v2.iter_interval = 0; + if (version < 17) + cfg->v2.band = iwl_band; + else + cfg->flags |= cpu_to_le32((iwl_band << + IWL_CHAN_CFG_FLAGS_BAND_POS)); } } @@ -1723,14 +1728,15 @@ iwl_mvm_umac_scan_fill_6g_chan_list(struct iwl_mvm *mvm, pp->bssid_num = idex_b; } -/* TODO: this function can be merged with iwl_mvm_scan_umac_fill_ch_p_v6 */ +/* TODO: this function can be merged with iwl_mvm_scan_umac_fill_ch_p_v7 */ static u32 -iwl_mvm_umac_scan_cfg_channels_v6_6g(struct iwl_mvm *mvm, +iwl_mvm_umac_scan_cfg_channels_v7_6g(struct iwl_mvm *mvm, struct iwl_mvm_scan_params *params, u32 n_channels, struct iwl_scan_probe_params_v4 *pp, - struct iwl_scan_channel_params_v6 *cp, - enum nl80211_iftype vif_type) + struct iwl_scan_channel_params_v7 *cp, + enum nl80211_iftype vif_type, + u32 version) { int i; struct cfg80211_scan_6ghz_params *scan_6ghz_params = @@ -1745,6 +1751,7 @@ iwl_mvm_umac_scan_cfg_channels_v6_6g(struct iwl_mvm *mvm, u8 j, k, s_max = 0, b_max = 0, n_used_bssid_entries; bool force_passive, found = false, allow_passive = true, unsolicited_probe_on_chan = false, psc_no_listen = false; + s8 psd_20 = IEEE80211_RNR_TBTT_PARAMS_PSD_RESERVED; /* * Avoid performing passive scan on non PSC channels unless the @@ -1756,9 +1763,14 @@ iwl_mvm_umac_scan_cfg_channels_v6_6g(struct iwl_mvm *mvm, continue; cfg->v1.channel_num = params->channels[i]->hw_value; - cfg->v2.band = 2; - cfg->v2.iter_count = 1; - cfg->v2.iter_interval = 0; + if (version < 17) + cfg->v2.band = PHY_BAND_6; + else + cfg->flags |= cpu_to_le32(PHY_BAND_6 << + IWL_CHAN_CFG_FLAGS_BAND_POS); + + cfg->v5.iter_count = 1; + cfg->v5.iter_interval = 0; /* * The optimize the scan time, i.e., reduce the scan dwell time @@ -1769,9 +1781,22 @@ iwl_mvm_umac_scan_cfg_channels_v6_6g(struct iwl_mvm *mvm, */ n_used_bssid_entries = 3; for (j = 0; j < params->n_6ghz_params; j++) { + s8 tmp_psd_20; + if (!(scan_6ghz_params[j].channel_idx == i)) continue; + /* Use the highest PSD value allowed as advertised by + * APs for this channel + */ + tmp_psd_20 = scan_6ghz_params[j].psd_20; + if (tmp_psd_20 != + IEEE80211_RNR_TBTT_PARAMS_PSD_RESERVED && + (psd_20 == + IEEE80211_RNR_TBTT_PARAMS_PSD_RESERVED || + psd_20 < tmp_psd_20)) + psd_20 = tmp_psd_20; + found = false; unsolicited_probe_on_chan |= scan_6ghz_params[j].unsolicited_probe; @@ -1875,6 +1900,9 @@ iwl_mvm_umac_scan_cfg_channels_v6_6g(struct iwl_mvm *mvm, flags |= bssid_bitmap | (s_ssid_bitmap << 16); cfg->flags |= cpu_to_le32(flags); + if (version >= 17) + cfg->v5.psd_20 = psd_20; + ch_cnt++; } @@ -2292,11 +2320,12 @@ static int iwl_mvm_scan_umac(struct iwl_mvm *mvm, struct ieee80211_vif *vif, } static void -iwl_mvm_scan_umac_fill_general_p_v11(struct iwl_mvm *mvm, +iwl_mvm_scan_umac_fill_general_p_v12(struct iwl_mvm *mvm, struct iwl_mvm_scan_params *params, struct ieee80211_vif *vif, struct iwl_scan_general_params_v11 *gp, - u16 gen_flags, u8 gen_flags2) + u16 gen_flags, u8 gen_flags2, + u32 version) { struct iwl_mvm_vif *scan_vif = iwl_mvm_vif_from_mac80211(vif); @@ -2313,7 +2342,23 @@ iwl_mvm_scan_umac_fill_general_p_v11(struct iwl_mvm *mvm, if (gen_flags & IWL_UMAC_SCAN_GEN_FLAGS_V2_FRAGMENTED_LMAC2) gp->num_of_fragments[SCAN_HB_LMAC_IDX] = IWL_SCAN_NUM_OF_FRAGS; - gp->scan_start_mac_id = scan_vif->id; + if (version < 12) { + gp->scan_start_mac_or_link_id = scan_vif->id; + } else { + struct iwl_mvm_vif_link_info *link_info; + u8 link_id = 0; + + /* Use one of the active link (if any). In the future it would + * be possible that the link ID would be part of the scan + * request coming from upper layers so we would need to use it. + */ + if (vif->active_links) + link_id = ffs(vif->active_links) - 1; + + link_info = scan_vif->link[link_id]; + if (!WARN_ON(!link_info)) + gp->scan_start_mac_or_link_id = link_info->fw_link_id; + } } static void @@ -2352,21 +2397,22 @@ iwl_mvm_scan_umac_fill_ch_p_v4(struct iwl_mvm *mvm, } static void -iwl_mvm_scan_umac_fill_ch_p_v6(struct iwl_mvm *mvm, +iwl_mvm_scan_umac_fill_ch_p_v7(struct iwl_mvm *mvm, struct iwl_mvm_scan_params *params, struct ieee80211_vif *vif, - struct iwl_scan_channel_params_v6 *cp, - u32 channel_cfg_flags) + struct iwl_scan_channel_params_v7 *cp, + u32 channel_cfg_flags, + u32 version) { cp->flags = iwl_mvm_scan_umac_chan_flags_v2(mvm, params, vif); cp->count = params->n_channels; cp->n_aps_override[0] = IWL_SCAN_ADWELL_N_APS_GO_FRIENDLY; cp->n_aps_override[1] = IWL_SCAN_ADWELL_N_APS_SOCIAL_CHS; - iwl_mvm_umac_scan_cfg_channels_v6(mvm, params->channels, cp, + iwl_mvm_umac_scan_cfg_channels_v7(mvm, params->channels, cp, params->n_channels, channel_cfg_flags, - vif->type); + vif->type, version); if (params->enable_6ghz_passive) { struct ieee80211_supported_band *sband = @@ -2383,11 +2429,19 @@ iwl_mvm_scan_umac_fill_ch_p_v6(struct iwl_mvm *mvm, if (!cfg80211_channel_is_psc(channel)) continue; - cfg->flags = 0; - cfg->v2.channel_num = channel->hw_value; - cfg->v2.band = PHY_BAND_6; - cfg->v2.iter_count = 1; - cfg->v2.iter_interval = 0; + cfg->v5.channel_num = channel->hw_value; + cfg->v5.iter_count = 1; + cfg->v5.iter_interval = 0; + + if (version < 17) { + cfg->flags = 0; + cfg->v2.band = PHY_BAND_6; + } else { + cfg->flags = cpu_to_le32(PHY_BAND_6 << + IWL_CHAN_CFG_FLAGS_BAND_POS); + cfg->v5.psd_20 = + IEEE80211_RNR_TBTT_PARAMS_PSD_RESERVED; + } cp->count++; } } @@ -2408,9 +2462,9 @@ static int iwl_mvm_scan_umac_v12(struct iwl_mvm *mvm, struct ieee80211_vif *vif, cmd->uid = cpu_to_le32(uid); gen_flags = iwl_mvm_scan_umac_flags_v2(mvm, params, vif, type); - iwl_mvm_scan_umac_fill_general_p_v11(mvm, params, vif, + iwl_mvm_scan_umac_fill_general_p_v12(mvm, params, vif, &scan_p->general_params, - gen_flags, 0); + gen_flags, 0, 12); ret = iwl_mvm_fill_scan_sched_params(params, scan_p->periodic_params.schedule, @@ -2430,9 +2484,9 @@ static int iwl_mvm_scan_umac_v14_and_above(struct iwl_mvm *mvm, struct iwl_mvm_scan_params *params, int type, int uid, u32 version) { - struct iwl_scan_req_umac_v15 *cmd = mvm->scan_cmd; - struct iwl_scan_req_params_v15 *scan_p = &cmd->scan_params; - struct iwl_scan_channel_params_v6 *cp = &scan_p->channel_params; + struct iwl_scan_req_umac_v17 *cmd = mvm->scan_cmd; + struct iwl_scan_req_params_v17 *scan_p = &cmd->scan_params; + struct iwl_scan_channel_params_v7 *cp = &scan_p->channel_params; struct iwl_scan_probe_params_v4 *pb = &scan_p->probe_params; int ret; u16 gen_flags; @@ -2451,9 +2505,9 @@ static int iwl_mvm_scan_umac_v14_and_above(struct iwl_mvm *mvm, else gen_flags2 = 0; - iwl_mvm_scan_umac_fill_general_p_v11(mvm, params, vif, + iwl_mvm_scan_umac_fill_general_p_v12(mvm, params, vif, &scan_p->general_params, - gen_flags, gen_flags2); + gen_flags, gen_flags2, version); ret = iwl_mvm_fill_scan_sched_params(params, scan_p->periodic_params.schedule, @@ -2462,11 +2516,13 @@ static int iwl_mvm_scan_umac_v14_and_above(struct iwl_mvm *mvm, return ret; if (!params->scan_6ghz) { - iwl_mvm_scan_umac_fill_probe_p_v4(params, &scan_p->probe_params, - &bitmap_ssid); - iwl_mvm_scan_umac_fill_ch_p_v6(mvm, params, vif, - &scan_p->channel_params, bitmap_ssid); - + iwl_mvm_scan_umac_fill_probe_p_v4(params, + &scan_p->probe_params, + &bitmap_ssid); + iwl_mvm_scan_umac_fill_ch_p_v7(mvm, params, vif, + &scan_p->channel_params, + bitmap_ssid, + version); return 0; } else { pb->preq = params->preq; @@ -2478,9 +2534,10 @@ static int iwl_mvm_scan_umac_v14_and_above(struct iwl_mvm *mvm, iwl_mvm_umac_scan_fill_6g_chan_list(mvm, params, pb); - cp->count = iwl_mvm_umac_scan_cfg_channels_v6_6g(mvm, params, + cp->count = iwl_mvm_umac_scan_cfg_channels_v7_6g(mvm, params, params->n_channels, - pb, cp, vif->type); + pb, cp, vif->type, + version); if (!cp->count) { mvm->scan_uid_status[uid] = 0; return -EINVAL; @@ -2507,6 +2564,20 @@ static int iwl_mvm_scan_umac_v15(struct iwl_mvm *mvm, struct ieee80211_vif *vif, return iwl_mvm_scan_umac_v14_and_above(mvm, vif, params, type, uid, 15); } +static int iwl_mvm_scan_umac_v16(struct iwl_mvm *mvm, struct ieee80211_vif *vif, + struct iwl_mvm_scan_params *params, int type, + int uid) +{ + return iwl_mvm_scan_umac_v14_and_above(mvm, vif, params, type, uid, 16); +} + +static int iwl_mvm_scan_umac_v17(struct iwl_mvm *mvm, struct ieee80211_vif *vif, + struct iwl_mvm_scan_params *params, int type, + int uid) +{ + return iwl_mvm_scan_umac_v14_and_above(mvm, vif, params, type, uid, 17); +} + static int iwl_mvm_num_scans(struct iwl_mvm *mvm) { return hweight32(mvm->scan_status & IWL_MVM_SCAN_MASK); @@ -2622,6 +2693,8 @@ struct iwl_scan_umac_handler { static const struct iwl_scan_umac_handler iwl_scan_umac_handlers[] = { /* set the newest version first to shorten the list traverse time */ + IWL_SCAN_UMAC_HANDLER(17), + IWL_SCAN_UMAC_HANDLER(16), IWL_SCAN_UMAC_HANDLER(15), IWL_SCAN_UMAC_HANDLER(14), IWL_SCAN_UMAC_HANDLER(12), @@ -3210,7 +3283,9 @@ static size_t iwl_scan_req_umac_get_size(u8 scan_ver) return sizeof(struct iwl_scan_req_umac_v12); case 14: case 15: - return sizeof(struct iwl_scan_req_umac_v15); + case 16: + case 17: + return sizeof(struct iwl_scan_req_umac_v17); } return 0; |