2 * This file is part of wl12xx
4 * Copyright (C) 2012 Texas Instruments. All rights reserved.
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License
8 * version 2 as published by the Free Software Foundation.
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
22 #include <net/genetlink.h>
25 #include "../wlcore/cmd.h"
26 #include "../wlcore/debug.h"
27 #include "../wlcore/vendor_cmd.h"
29 int wl18xx_wait_for_event(struct wl1271 *wl, enum wlcore_wait_event event,
35 case WLCORE_EVENT_PEER_REMOVE_COMPLETE:
36 local_event = PEER_REMOVE_COMPLETE_EVENT_ID;
39 case WLCORE_EVENT_DFS_CONFIG_COMPLETE:
40 local_event = DFS_CHANNELS_CONFIG_COMPLETE_EVENT;
44 /* event not implemented */
47 return wlcore_cmd_wait_for_event_or_timeout(wl, local_event, timeout);
50 static const char *wl18xx_radar_type_decode(u8 radar_type)
53 case RADAR_TYPE_REGULAR:
55 case RADAR_TYPE_CHIRP:
63 static int wlcore_smart_config_sync_event(struct wl1271 *wl, u8 sync_channel,
67 enum ieee80211_band band;
70 if (sync_band == WLCORE_BAND_5GHZ)
71 band = IEEE80211_BAND_5GHZ;
73 band = IEEE80211_BAND_2GHZ;
75 freq = ieee80211_channel_to_frequency(sync_channel, band);
77 wl1271_debug(DEBUG_EVENT,
78 "SMART_CONFIG_SYNC_EVENT_ID, freq: %d (chan: %d band %d)",
79 freq, sync_channel, sync_band);
80 skb = cfg80211_vendor_event_alloc(wl->hw->wiphy, NULL, 20,
81 WLCORE_VENDOR_EVENT_SC_SYNC,
84 if (nla_put_u32(skb, WLCORE_VENDOR_ATTR_FREQ, freq)) {
88 cfg80211_vendor_event(skb, GFP_KERNEL);
92 static int wlcore_smart_config_decode_event(struct wl1271 *wl,
93 u8 ssid_len, u8 *ssid,
98 wl1271_debug(DEBUG_EVENT, "SMART_CONFIG_DECODE_EVENT_ID");
99 wl1271_dump_ascii(DEBUG_EVENT, "SSID:", ssid, ssid_len);
101 skb = cfg80211_vendor_event_alloc(wl->hw->wiphy, NULL,
102 ssid_len + pwd_len + 20,
103 WLCORE_VENDOR_EVENT_SC_DECODE,
106 if (nla_put(skb, WLCORE_VENDOR_ATTR_SSID, ssid_len, ssid) ||
107 nla_put(skb, WLCORE_VENDOR_ATTR_PSK, pwd_len, pwd)) {
111 cfg80211_vendor_event(skb, GFP_KERNEL);
115 static void wlcore_event_time_sync(struct wl1271 *wl, u16 tsf_msb, u16 tsf_lsb)
118 /* convert the MSB+LSB to a u32 TSF value */
119 clock = (tsf_msb << 16) | tsf_lsb;
120 wl1271_info("TIME_SYNC_EVENT_ID: clock %u", clock);
123 int wl18xx_process_mailbox_events(struct wl1271 *wl)
125 struct wl18xx_event_mailbox *mbox = wl->mbox;
128 vector = le32_to_cpu(mbox->events_vector);
129 wl1271_debug(DEBUG_EVENT, "MBOX vector: 0x%x", vector);
131 if (vector & SCAN_COMPLETE_EVENT_ID) {
132 wl1271_debug(DEBUG_EVENT, "scan results: %d",
133 mbox->number_of_scan_results);
136 wl18xx_scan_completed(wl, wl->scan_wlvif);
139 if (vector & TIME_SYNC_EVENT_ID)
140 wlcore_event_time_sync(wl,
141 mbox->time_sync_tsf_msb,
142 mbox->time_sync_tsf_lsb);
144 if (vector & RADAR_DETECTED_EVENT_ID) {
145 wl1271_info("radar event: channel %d type %s",
147 wl18xx_radar_type_decode(mbox->radar_type));
149 ieee80211_radar_detected(wl->hw);
152 if (vector & PERIODIC_SCAN_REPORT_EVENT_ID) {
153 wl1271_debug(DEBUG_EVENT,
154 "PERIODIC_SCAN_REPORT_EVENT (results %d)",
155 mbox->number_of_sched_scan_results);
157 wlcore_scan_sched_scan_results(wl);
160 if (vector & PERIODIC_SCAN_COMPLETE_EVENT_ID)
161 wlcore_event_sched_scan_completed(wl, 1);
163 if (vector & RSSI_SNR_TRIGGER_0_EVENT_ID)
164 wlcore_event_rssi_trigger(wl, mbox->rssi_snr_trigger_metric);
166 if (vector & BA_SESSION_RX_CONSTRAINT_EVENT_ID)
167 wlcore_event_ba_rx_constraint(wl,
168 le16_to_cpu(mbox->rx_ba_role_id_bitmap),
169 le16_to_cpu(mbox->rx_ba_allowed_bitmap));
171 if (vector & BSS_LOSS_EVENT_ID)
172 wlcore_event_beacon_loss(wl,
173 le16_to_cpu(mbox->bss_loss_bitmap));
175 if (vector & CHANNEL_SWITCH_COMPLETE_EVENT_ID)
176 wlcore_event_channel_switch(wl,
177 le16_to_cpu(mbox->channel_switch_role_id_bitmap),
180 if (vector & DUMMY_PACKET_EVENT_ID)
181 wlcore_event_dummy_packet(wl);
184 * "TX retries exceeded" has a different meaning according to mode.
185 * In AP mode the offending station is disconnected.
187 if (vector & MAX_TX_FAILURE_EVENT_ID)
188 wlcore_event_max_tx_failure(wl,
189 le32_to_cpu(mbox->tx_retry_exceeded_bitmap));
191 if (vector & INACTIVE_STA_EVENT_ID)
192 wlcore_event_inactive_sta(wl,
193 le32_to_cpu(mbox->inactive_sta_bitmap));
195 if (vector & REMAIN_ON_CHANNEL_COMPLETE_EVENT_ID)
196 wlcore_event_roc_complete(wl);
198 if (vector & SMART_CONFIG_SYNC_EVENT_ID)
199 wlcore_smart_config_sync_event(wl, mbox->sc_sync_channel,
202 if (vector & SMART_CONFIG_DECODE_EVENT_ID)
203 wlcore_smart_config_decode_event(wl,
209 if (vector & RX_BA_WIN_SIZE_CHANGE_EVENT_ID) {
210 struct wl12xx_vif *wlvif;
211 struct ieee80211_vif *vif;
212 struct ieee80211_sta *sta;
213 u8 link_id = mbox->rx_ba_link_id;
214 u8 win_size = mbox->rx_ba_win_size;
217 wlvif = wl->links[link_id].wlvif;
218 vif = wl12xx_wlvif_to_vif(wlvif);
220 /* Update RX aggregation window size and call
221 * MAC routine to stop active RX aggregations for this link
223 if (wlvif->bss_type != BSS_TYPE_AP_BSS)
224 addr = vif->bss_conf.bssid;
226 addr = wl->links[link_id].addr;
228 sta = ieee80211_find_sta(vif, addr);
230 sta->max_rx_aggregation_subframes = win_size;
231 ieee80211_stop_rx_ba_session(vif,
232 wl->links[link_id].ba_bitmap,