diff options
Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/mvm/rx.c')
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/rx.c | 133 |
1 files changed, 0 insertions, 133 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/rx.c b/drivers/net/wireless/intel/iwlwifi/mvm/rx.c index 8fae0d41b119..8c1bb3a7ffca 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/rx.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/rx.c @@ -563,7 +563,6 @@ static void iwl_mvm_update_link_sig(struct ieee80211_vif *vif, int sig, int thold = bss_conf->cqm_rssi_thold; int hyst = bss_conf->cqm_rssi_hyst; int last_event; - s8 exit_esr_thresh; if (sig == 0) { IWL_DEBUG_RX(mvm, "RSSI is 0 - skip signal based decision\n"); @@ -619,27 +618,6 @@ static void iwl_mvm_update_link_sig(struct ieee80211_vif *vif, int sig, sig, GFP_KERNEL); } - - /* ESR recalculation */ - if (!vif->cfg.assoc || !ieee80211_vif_is_mld(vif)) - return; - - /* We're not in EMLSR and our signal is bad, try to switch link maybe */ - if (sig < IWL_MVM_LOW_RSSI_MLO_SCAN_THRESH && !mvmvif->esr_active) { - iwl_mvm_int_mlo_scan(mvm, vif); - return; - } - - /* We are in EMLSR, check if we need to exit */ - exit_esr_thresh = - iwl_mvm_get_esr_rssi_thresh(mvm, - &bss_conf->chanreq.oper, - true); - - if (sig < exit_esr_thresh) - iwl_mvm_exit_esr(mvm, vif, IWL_MVM_ESR_EXIT_LOW_RSSI, - iwl_mvm_get_other_link(vif, - bss_conf->link_id)); } static void iwl_mvm_stat_iterator(void *_data, u8 *mac, @@ -914,10 +892,6 @@ iwl_mvm_stat_iterator_all_links(struct iwl_mvm *mvm, link_info->beacon_stats.avg_signal = -le32_to_cpu(link_stats->beacon_average_energy); - if (link_info->phy_ctxt && - link_info->phy_ctxt->channel->band == NL80211_BAND_2GHZ) - iwl_mvm_bt_coex_update_link_esr(mvm, vif, link_id); - /* make sure that beacon statistics don't go backwards with TCM * request to clear statistics */ @@ -956,111 +930,6 @@ iwl_mvm_stat_iterator_all_links(struct iwl_mvm *mvm, } } -#define SEC_LINK_MIN_PERC 10 -#define SEC_LINK_MIN_TX 3000 -#define SEC_LINK_MIN_RX 400 - -/* Accept a ~20% short window to avoid issues due to jitter */ -#define IWL_MVM_TPT_MIN_COUNT_WINDOW (IWL_MVM_TPT_COUNT_WINDOW_SEC * HZ * 4 / 5) - -static void iwl_mvm_update_esr_mode_tpt(struct iwl_mvm *mvm) -{ - struct ieee80211_vif *bss_vif = iwl_mvm_get_bss_vif(mvm); - struct iwl_mvm_vif *mvmvif; - struct iwl_mvm_sta *mvmsta; - unsigned long total_tx = 0, total_rx = 0; - unsigned long sec_link_tx = 0, sec_link_rx = 0; - u8 sec_link_tx_perc, sec_link_rx_perc; - u8 sec_link; - bool skip = false; - - lockdep_assert_held(&mvm->mutex); - - if (IS_ERR_OR_NULL(bss_vif)) - return; - - mvmvif = iwl_mvm_vif_from_mac80211(bss_vif); - - if (!mvmvif->esr_active || !mvmvif->ap_sta) - return; - - mvmsta = iwl_mvm_sta_from_mac80211(mvmvif->ap_sta); - /* We only count for the AP sta in a MLO connection */ - if (!mvmsta->mpdu_counters) - return; - - /* Get the FW ID of the secondary link */ - sec_link = iwl_mvm_get_other_link(bss_vif, - iwl_mvm_get_primary_link(bss_vif)); - if (WARN_ON(!mvmvif->link[sec_link])) - return; - sec_link = mvmvif->link[sec_link]->fw_link_id; - - /* Sum up RX and TX MPDUs from the different queues/links */ - for (int q = 0; q < mvm->trans->info.num_rxqs; q++) { - spin_lock_bh(&mvmsta->mpdu_counters[q].lock); - - /* The link IDs that doesn't exist will contain 0 */ - for (int link = 0; link < IWL_FW_MAX_LINK_ID; link++) { - total_tx += mvmsta->mpdu_counters[q].per_link[link].tx; - total_rx += mvmsta->mpdu_counters[q].per_link[link].rx; - } - - sec_link_tx += mvmsta->mpdu_counters[q].per_link[sec_link].tx; - sec_link_rx += mvmsta->mpdu_counters[q].per_link[sec_link].rx; - - /* - * In EMLSR we have statistics every 5 seconds, so we can reset - * the counters upon every statistics notification. - * The FW sends the notification regularly, but it will be - * misaligned at the start. Skipping the measurement if it is - * short will synchronize us. - */ - if (jiffies - mvmsta->mpdu_counters[q].window_start < - IWL_MVM_TPT_MIN_COUNT_WINDOW) - skip = true; - mvmsta->mpdu_counters[q].window_start = jiffies; - memset(mvmsta->mpdu_counters[q].per_link, 0, - sizeof(mvmsta->mpdu_counters[q].per_link)); - - spin_unlock_bh(&mvmsta->mpdu_counters[q].lock); - } - - if (skip) { - IWL_DEBUG_INFO(mvm, "MPDU statistics window was short\n"); - return; - } - - IWL_DEBUG_INFO(mvm, "total Tx MPDUs: %ld. total Rx MPDUs: %ld\n", - total_tx, total_rx); - - /* If we don't have enough MPDUs - exit EMLSR */ - if (total_tx < IWL_MVM_ENTER_ESR_TPT_THRESH && - total_rx < IWL_MVM_ENTER_ESR_TPT_THRESH) { - iwl_mvm_block_esr(mvm, bss_vif, IWL_MVM_ESR_BLOCKED_TPT, - iwl_mvm_get_primary_link(bss_vif)); - return; - } - - IWL_DEBUG_INFO(mvm, "Secondary Link %d: Tx MPDUs: %ld. Rx MPDUs: %ld\n", - sec_link, sec_link_tx, sec_link_rx); - - /* Calculate the percentage of the secondary link TX/RX */ - sec_link_tx_perc = total_tx ? sec_link_tx * 100 / total_tx : 0; - sec_link_rx_perc = total_rx ? sec_link_rx * 100 / total_rx : 0; - - /* - * The TX/RX percentage is checked only if it exceeds the required - * minimum. In addition, RX is checked only if the TX check failed. - */ - if ((total_tx > SEC_LINK_MIN_TX && - sec_link_tx_perc < SEC_LINK_MIN_PERC) || - (total_rx > SEC_LINK_MIN_RX && - sec_link_rx_perc < SEC_LINK_MIN_PERC)) - iwl_mvm_exit_esr(mvm, bss_vif, IWL_MVM_ESR_EXIT_LINK_USAGE, - iwl_mvm_get_primary_link(bss_vif)); -} - void iwl_mvm_handle_rx_system_oper_stats(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb) { @@ -1088,8 +957,6 @@ void iwl_mvm_handle_rx_system_oper_stats(struct iwl_mvm *mvm, ieee80211_iterate_stations_atomic(mvm->hw, iwl_mvm_stats_energy_iter, average_energy); iwl_mvm_handle_per_phy_stats(mvm, stats->per_phy); - - iwl_mvm_update_esr_mode_tpt(mvm); } void iwl_mvm_handle_rx_system_oper_part1_stats(struct iwl_mvm *mvm, |