/* * DFS: check PHY-error for radar pulse and feed the detector */ void ath9k_dfs_process_phyerr(struct ath_softc *sc, void *data, struct ath_rx_status *rs, u64 mactime) { struct ath_radar_data ard; u16 datalen; char *vdata_end; struct pulse_event pe; struct ath_hw *ah = sc->sc_ah; struct ath_common *common = ath9k_hw_common(ah); DFS_STAT_INC(sc, pulses_total); if ((rs->rs_phyerr != ATH9K_PHYERR_RADAR) && (rs->rs_phyerr != ATH9K_PHYERR_FALSE_RADAR_EXT)) { ath_dbg(common, DFS, "Error: rs_phyer=0x%x not a radar error\n", rs->rs_phyerr); DFS_STAT_INC(sc, pulses_no_dfs); return; } datalen = rs->rs_datalen; if (datalen == 0) { DFS_STAT_INC(sc, datalen_discards); return; } ard.rssi = rs->rs_rssi_ctl[0]; ard.ext_rssi = rs->rs_rssi_ext[0]; /* * hardware stores this as 8 bit signed value. * we will cap it at 0 if it is a negative number */ if (ard.rssi & 0x80) ard.rssi = 0; if (ard.ext_rssi & 0x80) ard.ext_rssi = 0; vdata_end = (char *)data + datalen; ard.pulse_bw_info = vdata_end[-1]; ard.pulse_length_ext = vdata_end[-2]; ard.pulse_length_pri = vdata_end[-3]; pe.freq = ah->curchan->channel; pe.ts = mactime; if (ath9k_postprocess_radar_event(sc, &ard, &pe)) { struct dfs_pattern_detector *pd = sc->dfs_detector; static u64 last_ts; ath_dbg(common, DFS, "ath9k_dfs_process_phyerr: channel=%d, ts=%llu, " "width=%d, rssi=%d, delta_ts=%llu\n", pe.freq, pe.ts, pe.width, pe.rssi, pe.ts-last_ts); last_ts = pe.ts; DFS_STAT_INC(sc, pulses_processed); if (pd != NULL && pd->add_pulse(pd, &pe)) { DFS_STAT_INC(sc, radar_detected); ieee80211_radar_detected(sc->hw); } } }
static ssize_t ath10k_write_simulate_radar(struct file *file, const char __user *user_buf, size_t count, loff_t *ppos) { struct ath10k *ar = file->private_data; ieee80211_radar_detected(ar->hw); return count; }
static ssize_t write_file_simulate_radar(struct file *file, const char __user *user_buf, size_t count, loff_t *ppos) { struct ath_softc *sc = file->private_data; ieee80211_radar_detected(sc->hw); return count; }
int wl18xx_process_mailbox_events(struct wl1271 *wl) { struct wl18xx_event_mailbox *mbox = wl->mbox; u32 vector; vector = le32_to_cpu(mbox->events_vector); wl1271_debug(DEBUG_EVENT, "MBOX vector: 0x%x", vector); if (vector & SCAN_COMPLETE_EVENT_ID) { wl1271_debug(DEBUG_EVENT, "scan results: %d", mbox->number_of_scan_results); if (wl->scan_wlvif) wl18xx_scan_completed(wl, wl->scan_wlvif); } if (vector & TIME_SYNC_EVENT_ID) wlcore_event_time_sync(wl, mbox->time_sync_tsf_msb, mbox->time_sync_tsf_lsb); if (vector & RADAR_DETECTED_EVENT_ID) { wl1271_info("radar event: channel %d type %s", mbox->radar_channel, wl18xx_radar_type_decode(mbox->radar_type)); ieee80211_radar_detected(wl->hw); } if (vector & PERIODIC_SCAN_REPORT_EVENT_ID) { wl1271_debug(DEBUG_EVENT, "PERIODIC_SCAN_REPORT_EVENT (results %d)", mbox->number_of_sched_scan_results); wlcore_scan_sched_scan_results(wl); } if (vector & PERIODIC_SCAN_COMPLETE_EVENT_ID) wlcore_event_sched_scan_completed(wl, 1); if (vector & RSSI_SNR_TRIGGER_0_EVENT_ID) wlcore_event_rssi_trigger(wl, mbox->rssi_snr_trigger_metric); if (vector & BA_SESSION_RX_CONSTRAINT_EVENT_ID) wlcore_event_ba_rx_constraint(wl, le16_to_cpu(mbox->rx_ba_role_id_bitmap), le16_to_cpu(mbox->rx_ba_allowed_bitmap)); if (vector & BSS_LOSS_EVENT_ID) wlcore_event_beacon_loss(wl, le16_to_cpu(mbox->bss_loss_bitmap)); if (vector & CHANNEL_SWITCH_COMPLETE_EVENT_ID) wlcore_event_channel_switch(wl, le16_to_cpu(mbox->channel_switch_role_id_bitmap), true); if (vector & DUMMY_PACKET_EVENT_ID) wlcore_event_dummy_packet(wl); /* * "TX retries exceeded" has a different meaning according to mode. * In AP mode the offending station is disconnected. */ if (vector & MAX_TX_FAILURE_EVENT_ID) wlcore_event_max_tx_failure(wl, le32_to_cpu(mbox->tx_retry_exceeded_bitmap)); if (vector & INACTIVE_STA_EVENT_ID) wlcore_event_inactive_sta(wl, le32_to_cpu(mbox->inactive_sta_bitmap)); if (vector & REMAIN_ON_CHANNEL_COMPLETE_EVENT_ID) wlcore_event_roc_complete(wl); if (vector & SMART_CONFIG_SYNC_EVENT_ID) wlcore_smart_config_sync_event(wl, mbox->sc_sync_channel, mbox->sc_sync_band); if (vector & SMART_CONFIG_DECODE_EVENT_ID) wlcore_smart_config_decode_event(wl, mbox->sc_ssid_len, mbox->sc_ssid, mbox->sc_pwd_len, mbox->sc_pwd); if (vector & FW_LOGGER_INDICATION) wlcore_event_fw_logger(wl); return 0; }