Author | Tokens | Token Proportion | Commits | Commit Proportion |
---|---|---|---|---|
Lilach Edelstein | 672 | 65.43% | 1 | 4.76% |
Johannes Berg | 139 | 13.53% | 8 | 38.10% |
Gregory Greenman | 97 | 9.44% | 2 | 9.52% |
Eran Harary | 77 | 7.50% | 1 | 4.76% |
Emmanuel Grumbach | 21 | 2.04% | 2 | 9.52% |
Ron Rindjunsky | 8 | 0.78% | 1 | 4.76% |
Don Fry | 7 | 0.68% | 1 | 4.76% |
Ilan Peer | 3 | 0.29% | 2 | 9.52% |
Liad Kaufman | 1 | 0.10% | 1 | 4.76% |
Sriram R | 1 | 0.10% | 1 | 4.76% |
striebit | 1 | 0.10% | 1 | 4.76% |
Total | 1027 | 21 |
// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause /* * Copyright (C) 2013-2014, 2018-2019, 2022-2024 Intel Corporation * Copyright (C) 2013-2014 Intel Mobile Communications GmbH */ #include "mvm.h" /* For counting bound interfaces */ struct iwl_mvm_active_iface_iterator_data { struct ieee80211_vif *ignore_vif; struct ieee80211_sta *sta_vif_ap_sta; enum iwl_sf_state sta_vif_state; u32 num_active_macs; }; /* * Count bound interfaces which are not p2p, besides data->ignore_vif. * data->station_vif will point to one bound vif of type station, if exists. */ static void iwl_mvm_bound_iface_iterator(void *_data, u8 *mac, struct ieee80211_vif *vif) { struct iwl_mvm_active_iface_iterator_data *data = _data; struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); if (vif == data->ignore_vif || !mvmvif->deflink.phy_ctxt || vif->type == NL80211_IFTYPE_P2P_DEVICE) return; data->num_active_macs++; if (vif->type == NL80211_IFTYPE_STATION) { data->sta_vif_ap_sta = mvmvif->ap_sta; if (vif->cfg.assoc) data->sta_vif_state = SF_FULL_ON; else data->sta_vif_state = SF_INIT_OFF; } } /* * Aging and idle timeouts for the different possible scenarios * in default configuration */ static const __le32 sf_full_timeout_def[SF_NUM_SCENARIO][SF_NUM_TIMEOUT_TYPES] = { { cpu_to_le32(SF_SINGLE_UNICAST_AGING_TIMER_DEF), cpu_to_le32(SF_SINGLE_UNICAST_IDLE_TIMER_DEF) }, { cpu_to_le32(SF_AGG_UNICAST_AGING_TIMER_DEF), cpu_to_le32(SF_AGG_UNICAST_IDLE_TIMER_DEF) }, { cpu_to_le32(SF_MCAST_AGING_TIMER_DEF), cpu_to_le32(SF_MCAST_IDLE_TIMER_DEF) }, { cpu_to_le32(SF_BA_AGING_TIMER_DEF), cpu_to_le32(SF_BA_IDLE_TIMER_DEF) }, { cpu_to_le32(SF_TX_RE_AGING_TIMER_DEF), cpu_to_le32(SF_TX_RE_IDLE_TIMER_DEF) }, }; /* * Aging and idle timeouts for the different possible scenarios * in single BSS MAC configuration. */ static const __le32 sf_full_timeout[SF_NUM_SCENARIO][SF_NUM_TIMEOUT_TYPES] = { { cpu_to_le32(SF_SINGLE_UNICAST_AGING_TIMER), cpu_to_le32(SF_SINGLE_UNICAST_IDLE_TIMER) }, { cpu_to_le32(SF_AGG_UNICAST_AGING_TIMER), cpu_to_le32(SF_AGG_UNICAST_IDLE_TIMER) }, { cpu_to_le32(SF_MCAST_AGING_TIMER), cpu_to_le32(SF_MCAST_IDLE_TIMER) }, { cpu_to_le32(SF_BA_AGING_TIMER), cpu_to_le32(SF_BA_IDLE_TIMER) }, { cpu_to_le32(SF_TX_RE_AGING_TIMER), cpu_to_le32(SF_TX_RE_IDLE_TIMER) }, }; static void iwl_mvm_fill_sf_command(struct iwl_mvm *mvm, struct iwl_sf_cfg_cmd *sf_cmd, struct ieee80211_sta *sta) { int i, j, watermark; u8 max_rx_nss = 0; bool is_legacy = true; struct ieee80211_link_sta *link_sta; unsigned int link_id; sf_cmd->watermark[SF_LONG_DELAY_ON] = cpu_to_le32(SF_W_MARK_SCAN); /* * If we are in association flow - check antenna configuration * capabilities of the AP station, and choose the watermark accordingly. */ if (sta) { /* find the maximal NSS number among all links (if relevant) */ rcu_read_lock(); for (link_id = 0; link_id < ARRAY_SIZE(sta->link); link_id++) { link_sta = rcu_dereference(sta->link[link_id]); if (!link_sta) continue; if (link_sta->ht_cap.ht_supported || link_sta->vht_cap.vht_supported || link_sta->eht_cap.has_eht || link_sta->he_cap.has_he) { is_legacy = false; max_rx_nss = max(max_rx_nss, link_sta->rx_nss); } } rcu_read_unlock(); if (!is_legacy) { switch (max_rx_nss) { case 1: watermark = SF_W_MARK_SISO; break; case 2: watermark = SF_W_MARK_MIMO2; break; default: watermark = SF_W_MARK_MIMO3; break; } } else { watermark = SF_W_MARK_LEGACY; } /* default watermark value for unassociated mode. */ } else { watermark = SF_W_MARK_MIMO2; } sf_cmd->watermark[SF_FULL_ON] = cpu_to_le32(watermark); for (i = 0; i < SF_NUM_SCENARIO; i++) { for (j = 0; j < SF_NUM_TIMEOUT_TYPES; j++) { sf_cmd->long_delay_timeouts[i][j] = cpu_to_le32(SF_LONG_DELAY_AGING_TIMER); } } if (sta) { BUILD_BUG_ON(sizeof(sf_full_timeout) != sizeof(__le32) * SF_NUM_SCENARIO * SF_NUM_TIMEOUT_TYPES); memcpy(sf_cmd->full_on_timeouts, sf_full_timeout, sizeof(sf_full_timeout)); } else { BUILD_BUG_ON(sizeof(sf_full_timeout_def) != sizeof(__le32) * SF_NUM_SCENARIO * SF_NUM_TIMEOUT_TYPES); memcpy(sf_cmd->full_on_timeouts, sf_full_timeout_def, sizeof(sf_full_timeout_def)); } } static int iwl_mvm_sf_config(struct iwl_mvm *mvm, struct ieee80211_sta *sta, enum iwl_sf_state new_state) { struct iwl_sf_cfg_cmd sf_cmd = { .state = cpu_to_le32(new_state), }; int ret = 0; /* * If an associated AP sta changed its antenna configuration, the state * will remain FULL_ON but SF parameters need to be reconsidered. */ if (new_state != SF_FULL_ON && mvm->sf_state == new_state) return 0; switch (new_state) { case SF_UNINIT: iwl_mvm_fill_sf_command(mvm, &sf_cmd, NULL); break; case SF_FULL_ON: if (!sta) { IWL_ERR(mvm, "No station: Cannot switch SF to FULL_ON\n"); return -EINVAL; } iwl_mvm_fill_sf_command(mvm, &sf_cmd, sta); break; case SF_INIT_OFF: iwl_mvm_fill_sf_command(mvm, &sf_cmd, NULL); break; default: WARN_ONCE(1, "Invalid state: %d. not sending Smart Fifo cmd\n", new_state); return -EINVAL; } ret = iwl_mvm_send_cmd_pdu(mvm, REPLY_SF_CFG_CMD, CMD_ASYNC, sizeof(sf_cmd), &sf_cmd); if (!ret) mvm->sf_state = new_state; return ret; } /* * Update Smart fifo: * Count bound interfaces that are not to be removed, ignoring p2p devices, * and set new state accordingly. */ int iwl_mvm_sf_update(struct iwl_mvm *mvm, struct ieee80211_vif *changed_vif, bool remove_vif) { enum iwl_sf_state new_state; struct iwl_mvm_vif *mvmvif = NULL; struct iwl_mvm_active_iface_iterator_data data = { .ignore_vif = changed_vif, .sta_vif_state = SF_UNINIT, }; struct ieee80211_sta *sta = NULL; if (fw_has_api(&mvm->fw->ucode_capa, IWL_UCODE_TLV_API_SMART_FIFO_OFFLOAD)) return 0; /* * Ignore the call if we are in HW Restart flow, or if the handled * vif is a p2p device. */ if (test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status) || (changed_vif && changed_vif->type == NL80211_IFTYPE_P2P_DEVICE)) return 0; ieee80211_iterate_active_interfaces_atomic(mvm->hw, IEEE80211_IFACE_ITER_NORMAL, iwl_mvm_bound_iface_iterator, &data); /* If changed_vif exists and is not to be removed, add to the count */ if (changed_vif && !remove_vif) data.num_active_macs++; switch (data.num_active_macs) { case 0: /* If there are no active macs - change state to SF_INIT_OFF */ new_state = SF_INIT_OFF; break; case 1: if (remove_vif) { /* The one active mac left is of type station * and we filled the relevant data during iteration */ new_state = data.sta_vif_state; sta = data.sta_vif_ap_sta; } else { if (WARN_ON(!changed_vif)) return -EINVAL; if (changed_vif->type != NL80211_IFTYPE_STATION) { new_state = SF_UNINIT; } else if (changed_vif->cfg.assoc && changed_vif->bss_conf.dtim_period) { mvmvif = iwl_mvm_vif_from_mac80211(changed_vif); sta = mvmvif->ap_sta; new_state = SF_FULL_ON; } else { new_state = SF_INIT_OFF; } } break; default: /* If there are multiple active macs - change to SF_UNINIT */ new_state = SF_UNINIT; } return iwl_mvm_sf_config(mvm, sta, new_state); }
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