Lines Matching defs:iwm
46 #include "iwm.h"
117 struct iwm_priv *iwm =
120 iwm_send_umac_stats_req(iwm, 0);
125 struct iwm_priv *iwm =
128 if (iwm->umac_profile_active)
129 iwm_invalidate_mlme_profile(iwm);
131 clear_bit(IWM_STATUS_ASSOCIATED, &iwm->status);
132 iwm->umac_profile_active = 0;
133 memset(iwm->bssid, 0, ETH_ALEN);
134 iwm->channel = 0;
136 iwm_link_off(iwm);
138 wake_up_interruptible(&iwm->mlme_queue);
140 cfg80211_disconnected(iwm_to_ndev(iwm), 0, NULL, 0, GFP_KERNEL);
145 struct iwm_priv *iwm =
147 struct wiphy *wiphy = iwm_to_wiphy(iwm);
149 IWM_INFO(iwm, "CT kill delay timeout\n");
154 static int __iwm_up(struct iwm_priv *iwm);
155 static int __iwm_down(struct iwm_priv *iwm);
159 struct iwm_priv *iwm;
163 iwm = container_of(work, struct iwm_priv, reset_worker);
165 if (!mutex_trylock(&iwm->mutex)) {
166 IWM_WARN(iwm, "We are in the middle of interface bringing "
171 if (iwm->umac_profile_active) {
174 memcpy(profile, iwm->umac_profile, sizeof(*profile));
176 IWM_ERR(iwm, "Couldn't alloc memory for profile\n");
179 __iwm_down(iwm);
182 ret = __iwm_up(iwm);
190 IWM_WARN(iwm, "iwm_up() failed: %d\n", ret);
197 IWM_DBG_MLME(iwm, DBG, "Resend UMAC profile\n");
198 memcpy(iwm->umac_profile, profile, sizeof(*profile));
199 iwm_send_mlme_profile(iwm);
202 clear_bit(IWM_STATUS_RESETTING, &iwm->status);
205 mutex_unlock(&iwm->mutex);
210 struct iwm_priv *iwm;
213 iwm = container_of(work, struct iwm_priv, auth_retry_worker);
214 if (iwm->umac_profile_active) {
215 ret = iwm_invalidate_mlme_profile(iwm);
220 iwm->umac_profile->sec.auth_type = UMAC_AUTH_TYPE_LEGACY_PSK;
222 ret = iwm_send_mlme_profile(iwm);
227 if (iwm->keys[i].key_len)
228 iwm_set_key(iwm, 0, &iwm->keys[i]);
230 iwm_set_tx_key(iwm, iwm->default_key);
237 struct iwm_priv *iwm = (struct iwm_priv *)data;
239 IWM_WARN(iwm, "Watchdog expired: UMAC stalls!\n");
242 iwm_resetting(iwm);
245 int iwm_priv_init(struct iwm_priv *iwm)
250 iwm->status = 0;
251 INIT_LIST_HEAD(&iwm->pending_notif);
252 init_waitqueue_head(&iwm->notif_queue);
253 init_waitqueue_head(&iwm->nonwifi_queue);
254 init_waitqueue_head(&iwm->wifi_ntfy_queue);
255 init_waitqueue_head(&iwm->mlme_queue);
256 memcpy(&iwm->conf, &def_iwm_conf, sizeof(struct iwm_conf));
257 spin_lock_init(&iwm->tx_credit.lock);
258 INIT_LIST_HEAD(&iwm->wifi_pending_cmd);
259 INIT_LIST_HEAD(&iwm->nonwifi_pending_cmd);
260 iwm->wifi_seq_num = UMAC_WIFI_SEQ_NUM_BASE;
261 iwm->nonwifi_seq_num = UMAC_NONWIFI_SEQ_NUM_BASE;
262 spin_lock_init(&iwm->cmd_lock);
263 iwm->scan_id = 1;
264 INIT_DELAYED_WORK(&iwm->stats_request, iwm_statistics_request);
265 INIT_DELAYED_WORK(&iwm->disconnect, iwm_disconnect_work);
266 INIT_DELAYED_WORK(&iwm->ct_kill_delay, iwm_ct_kill_work);
267 INIT_WORK(&iwm->reset_worker, iwm_reset_worker);
268 INIT_WORK(&iwm->auth_retry_worker, iwm_auth_retry_worker);
269 INIT_LIST_HEAD(&iwm->bss_list);
271 skb_queue_head_init(&iwm->rx_list);
272 INIT_LIST_HEAD(&iwm->rx_tickets);
273 spin_lock_init(&iwm->ticket_lock);
275 INIT_LIST_HEAD(&iwm->rx_packets[i]);
276 spin_lock_init(&iwm->packet_lock[i]);
279 INIT_WORK(&iwm->rx_worker, iwm_rx_worker);
281 iwm->rx_wq = create_singlethread_workqueue(KBUILD_MODNAME "_rx");
282 if (!iwm->rx_wq)
286 INIT_WORK(&iwm->txq[i].worker, iwm_tx_worker);
288 iwm->txq[i].id = i;
289 iwm->txq[i].wq = create_singlethread_workqueue(name);
290 if (!iwm->txq[i].wq)
293 skb_queue_head_init(&iwm->txq[i].queue);
294 skb_queue_head_init(&iwm->txq[i].stopped_queue);
295 spin_lock_init(&iwm->txq[i].lock);
299 memset(&iwm->keys[i], 0, sizeof(struct iwm_key));
301 iwm->default_key = -1;
305 mutex_init(&iwm->sta_table[i].tid_info[j].mutex);
306 iwm->sta_table[i].tid_info[j].stopped = false;
309 init_timer(&iwm->watchdog);
310 iwm->watchdog.function = iwm_watchdog;
311 iwm->watchdog.data = (unsigned long)iwm;
312 mutex_init(&iwm->mutex);
314 iwm->last_fw_err = kzalloc(sizeof(struct iwm_fw_error_hdr),
316 if (iwm->last_fw_err == NULL)
322 void iwm_priv_deinit(struct iwm_priv *iwm)
327 destroy_workqueue(iwm->txq[i].wq);
329 destroy_workqueue(iwm->rx_wq);
330 kfree(iwm->last_fw_err);
338 void iwm_reset(struct iwm_priv *iwm)
342 if (test_bit(IWM_STATUS_READY, &iwm->status))
343 iwm_target_reset(iwm);
345 if (test_bit(IWM_STATUS_RESETTING, &iwm->status)) {
346 iwm->status = 0;
347 set_bit(IWM_STATUS_RESETTING, &iwm->status);
349 iwm->status = 0;
350 iwm->scan_id = 1;
352 list_for_each_entry_safe(notif, next, &iwm->pending_notif, pending) {
358 iwm_cmd_flush(iwm);
360 flush_workqueue(iwm->rx_wq);
362 iwm_link_off(iwm);
365 void iwm_resetting(struct iwm_priv *iwm)
367 set_bit(IWM_STATUS_RESETTING, &iwm->status);
369 schedule_work(&iwm->reset_worker);
372 int iwm_notif_send(struct iwm_priv *iwm, struct iwm_wifi_cmd *cmd,
379 IWM_ERR(iwm, "Couldn't alloc memory for notification\n");
389 IWM_ERR(iwm, "Couldn't alloc notification buffer\n");
395 list_add_tail(¬if->pending, &iwm->pending_notif);
397 wake_up_interruptible(&iwm->notif_queue);
402 static struct iwm_notif *iwm_notif_find(struct iwm_priv *iwm, u32 cmd,
407 list_for_each_entry(notif, &iwm->pending_notif, pending) {
417 static struct iwm_notif *iwm_notif_wait(struct iwm_priv *iwm, u32 cmd,
426 map = &iwm->lmac_handler_map[0];
429 map = &iwm->umac_handler_map[0];
432 map = &iwm->udma_handler_map[0];
438 ret = wait_event_interruptible_timeout(iwm->notif_queue,
439 ((notif = iwm_notif_find(iwm, cmd, source)) != NULL),
449 int iwm_notif_handle(struct iwm_priv *iwm, u32 cmd, u8 source, long timeout)
454 notif = iwm_notif_wait(iwm, cmd, source, timeout);
458 ret = iwm_rx_handle_resp(iwm, notif->buf, notif->buf_size, notif->cmd);
465 static int iwm_config_boot_params(struct iwm_priv *iwm)
491 ret = iwm_hal_send_target_cmd(iwm, &target_cmd, &data1);
493 IWM_ERR(iwm, "iwm_hal_send_target_cmd failed\n");
502 ret = iwm_hal_send_target_cmd(iwm, &target_cmd, &data1);
504 IWM_ERR(iwm, "iwm_hal_send_target_cmd failed\n");
513 ret = iwm_hal_send_target_cmd(iwm, &target_cmd, &data3);
515 IWM_ERR(iwm, "iwm_hal_send_target_cmd failed\n");
523 void iwm_init_default_profile(struct iwm_priv *iwm,
533 if (iwm->conf.enable_qos)
536 profile->wireless_mode = iwm->conf.wireless_mode;
537 profile->mode = cpu_to_le32(iwm->conf.mode);
542 profile->ibss.band = iwm->conf.ibss_band;
543 profile->ibss.channel = iwm->conf.ibss_channel;
546 void iwm_link_on(struct iwm_priv *iwm)
548 netif_carrier_on(iwm_to_ndev(iwm));
549 netif_tx_wake_all_queues(iwm_to_ndev(iwm));
551 iwm_send_umac_stats_req(iwm, 0);
554 void iwm_link_off(struct iwm_priv *iwm)
556 struct iw_statistics *wstats = &iwm->wstats;
559 netif_tx_stop_all_queues(iwm_to_ndev(iwm));
560 netif_carrier_off(iwm_to_ndev(iwm));
563 skb_queue_purge(&iwm->txq[i].queue);
564 skb_queue_purge(&iwm->txq[i].stopped_queue);
566 iwm->txq[i].concat_count = 0;
567 iwm->txq[i].concat_ptr = iwm->txq[i].concat_buf;
569 flush_workqueue(iwm->txq[i].wq);
572 iwm_rx_free(iwm);
574 cancel_delayed_work_sync(&iwm->stats_request);
578 kfree(iwm->req_ie);
579 iwm->req_ie = NULL;
580 iwm->req_ie_len = 0;
581 kfree(iwm->resp_ie);
582 iwm->resp_ie = NULL;
583 iwm->resp_ie_len = 0;
585 del_timer_sync(&iwm->watchdog);
588 static void iwm_bss_list_clean(struct iwm_priv *iwm)
592 list_for_each_entry_safe(bss, next, &iwm->bss_list, node) {
599 static int iwm_channels_init(struct iwm_priv *iwm)
603 ret = iwm_send_umac_channel_list(iwm);
605 IWM_ERR(iwm, "Send channel list failed\n");
609 ret = iwm_notif_handle(iwm, UMAC_CMD_OPCODE_GET_CHAN_INFO_LIST,
612 IWM_ERR(iwm, "Didn't get a channel list notification\n");
619 static int __iwm_up(struct iwm_priv *iwm)
623 struct wiphy *wiphy = iwm_to_wiphy(iwm);
626 ret = iwm_bus_enable(iwm);
628 IWM_ERR(iwm, "Couldn't enable function\n");
632 iwm_rx_setup_handlers(iwm);
635 notif_reboot = iwm_notif_wait(iwm, IWM_BARKER_REBOOT_NOTIFICATION,
638 IWM_ERR(iwm, "Wait for REBOOT_BARKER timeout\n");
643 ret = iwm_bus_send_chunk(iwm, notif_reboot->buf, 16);
645 IWM_ERR(iwm, "REBOOT barker response failed\n");
654 notif_ack = iwm_notif_wait(iwm, IWM_ACK_BARKER_NOTIFICATION,
657 IWM_ERR(iwm, "Wait for ACK_BARKER timeout\n");
665 ret = iwm_config_boot_params(iwm);
667 IWM_ERR(iwm, "Config boot parameters failed\n");
671 ret = iwm_read_mac(iwm, iwm_to_ndev(iwm)->dev_addr);
673 IWM_ERR(iwm, "MAC reading failed\n");
676 memcpy(iwm_to_ndev(iwm)->perm_addr, iwm_to_ndev(iwm)->dev_addr,
680 ret = iwm_load_fw(iwm);
682 IWM_ERR(iwm, "FW loading failed\n");
686 ret = iwm_eeprom_fat_channels(iwm);
688 IWM_ERR(iwm, "Couldnt read HT channels EEPROM entries\n");
697 wireless_mode = iwm_eeprom_wireless_mode(iwm);
699 iwm->conf.wireless_mode &= wireless_mode;
700 if (iwm->umac_profile)
701 iwm->umac_profile->wireless_mode =
702 iwm->conf.wireless_mode;
704 IWM_ERR(iwm, "Wrong SKU capabilities: 0x%x\n",
705 *((u16 *)iwm_eeprom_access(iwm, IWM_EEPROM_SKU_CAP)));
708 iwm->lmac_version, iwm->umac_version);
711 ret = iwm_send_umac_config(iwm,
716 IWM_ERR(iwm, "UMAC config failed\n");
720 ret = iwm_notif_handle(iwm, UMAC_NOTIFY_OPCODE_WIFI_CORE_STATUS,
723 IWM_ERR(iwm, "Didn't get a wifi core status notification\n");
727 if (iwm->core_enabled != (UMAC_NTFY_WIFI_CORE_STATUS_LINK_EN |
729 IWM_DBG_BOOT(iwm, DBG, "Not all cores enabled:0x%x\n",
730 iwm->core_enabled);
731 ret = iwm_notif_handle(iwm, UMAC_NOTIFY_OPCODE_WIFI_CORE_STATUS,
734 IWM_ERR(iwm, "Didn't get a core status notification\n");
738 if (iwm->core_enabled != (UMAC_NTFY_WIFI_CORE_STATUS_LINK_EN |
740 IWM_ERR(iwm, "Not all cores enabled: 0x%x\n",
741 iwm->core_enabled);
744 IWM_INFO(iwm, "All cores enabled\n");
748 ret = iwm_channels_init(iwm);
750 IWM_ERR(iwm, "Couldn't init channels\n");
755 set_bit(IWM_STATUS_READY, &iwm->status);
760 iwm_eeprom_exit(iwm);
763 ret = iwm_bus_disable(iwm);
765 IWM_ERR(iwm, "Couldn't disable function\n");
770 int iwm_up(struct iwm_priv *iwm)
774 mutex_lock(&iwm->mutex);
775 ret = __iwm_up(iwm);
776 mutex_unlock(&iwm->mutex);
781 static int __iwm_down(struct iwm_priv *iwm)
786 if (!test_bit(IWM_STATUS_READY, &iwm->status))
789 if (iwm->scan_request) {
790 cfg80211_scan_done(iwm->scan_request, true);
791 iwm->scan_request = NULL;
794 clear_bit(IWM_STATUS_READY, &iwm->status);
796 iwm_eeprom_exit(iwm);
797 iwm_bss_list_clean(iwm);
798 iwm_init_default_profile(iwm, iwm->umac_profile);
799 iwm->umac_profile_active = false;
800 iwm->default_key = -1;
801 iwm->core_enabled = 0;
803 ret = iwm_bus_disable(iwm);
805 IWM_ERR(iwm, "Couldn't disable function\n");
812 int iwm_down(struct iwm_priv *iwm)
816 mutex_lock(&iwm->mutex);
817 ret = __iwm_down(iwm);
818 mutex_unlock(&iwm->mutex);