1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22#include <net/genetlink.h>
23#include "event.h"
24#include "scan.h"
25#include "conf.h"
26#include "../wlcore/cmd.h"
27#include "../wlcore/debug.h"
28#include "../wlcore/vendor_cmd.h"
29
30int wl18xx_wait_for_event(struct wl1271 *wl, enum wlcore_wait_event event,
31 bool *timeout)
32{
33 u32 local_event;
34
35 switch (event) {
36 case WLCORE_EVENT_PEER_REMOVE_COMPLETE:
37 local_event = PEER_REMOVE_COMPLETE_EVENT_ID;
38 break;
39
40 case WLCORE_EVENT_DFS_CONFIG_COMPLETE:
41 local_event = DFS_CHANNELS_CONFIG_COMPLETE_EVENT;
42 break;
43
44 default:
45
46 return 0;
47 }
48 return wlcore_cmd_wait_for_event_or_timeout(wl, local_event, timeout);
49}
50
51static const char *wl18xx_radar_type_decode(u8 radar_type)
52{
53 switch (radar_type) {
54 case RADAR_TYPE_REGULAR:
55 return "REGULAR";
56 case RADAR_TYPE_CHIRP:
57 return "CHIRP";
58 case RADAR_TYPE_NONE:
59 default:
60 return "N/A";
61 }
62}
63
64static int wlcore_smart_config_sync_event(struct wl1271 *wl, u8 sync_channel,
65 u8 sync_band)
66{
67 struct sk_buff *skb;
68 enum nl80211_band band;
69 int freq;
70
71 if (sync_band == WLCORE_BAND_5GHZ)
72 band = NL80211_BAND_5GHZ;
73 else
74 band = NL80211_BAND_2GHZ;
75
76 freq = ieee80211_channel_to_frequency(sync_channel, band);
77
78 wl1271_debug(DEBUG_EVENT,
79 "SMART_CONFIG_SYNC_EVENT_ID, freq: %d (chan: %d band %d)",
80 freq, sync_channel, sync_band);
81 skb = cfg80211_vendor_event_alloc(wl->hw->wiphy, NULL, 20,
82 WLCORE_VENDOR_EVENT_SC_SYNC,
83 GFP_KERNEL);
84
85 if (nla_put_u32(skb, WLCORE_VENDOR_ATTR_FREQ, freq)) {
86 kfree_skb(skb);
87 return -EMSGSIZE;
88 }
89 cfg80211_vendor_event(skb, GFP_KERNEL);
90 return 0;
91}
92
93static int wlcore_smart_config_decode_event(struct wl1271 *wl,
94 u8 ssid_len, u8 *ssid,
95 u8 pwd_len, u8 *pwd)
96{
97 struct sk_buff *skb;
98
99 wl1271_debug(DEBUG_EVENT, "SMART_CONFIG_DECODE_EVENT_ID");
100 wl1271_dump_ascii(DEBUG_EVENT, "SSID:", ssid, ssid_len);
101
102 skb = cfg80211_vendor_event_alloc(wl->hw->wiphy, NULL,
103 ssid_len + pwd_len + 20,
104 WLCORE_VENDOR_EVENT_SC_DECODE,
105 GFP_KERNEL);
106
107 if (nla_put(skb, WLCORE_VENDOR_ATTR_SSID, ssid_len, ssid) ||
108 nla_put(skb, WLCORE_VENDOR_ATTR_PSK, pwd_len, pwd)) {
109 kfree_skb(skb);
110 return -EMSGSIZE;
111 }
112 cfg80211_vendor_event(skb, GFP_KERNEL);
113 return 0;
114}
115
116static void wlcore_event_time_sync(struct wl1271 *wl,
117 u16 tsf_high_msb, u16 tsf_high_lsb,
118 u16 tsf_low_msb, u16 tsf_low_lsb)
119{
120 u32 clock_low;
121 u32 clock_high;
122
123 clock_high = (tsf_high_msb << 16) | tsf_high_lsb;
124 clock_low = (tsf_low_msb << 16) | tsf_low_lsb;
125
126 wl1271_info("TIME_SYNC_EVENT_ID: clock_high %u, clock low %u",
127 clock_high, clock_low);
128}
129
130int wl18xx_process_mailbox_events(struct wl1271 *wl)
131{
132 struct wl18xx_event_mailbox *mbox = wl->mbox;
133 u32 vector;
134
135 vector = le32_to_cpu(mbox->events_vector);
136 wl1271_debug(DEBUG_EVENT, "MBOX vector: 0x%x", vector);
137
138 if (vector & SCAN_COMPLETE_EVENT_ID) {
139 wl1271_debug(DEBUG_EVENT, "scan results: %d",
140 mbox->number_of_scan_results);
141
142 if (wl->scan_wlvif)
143 wl18xx_scan_completed(wl, wl->scan_wlvif);
144 }
145
146 if (vector & TIME_SYNC_EVENT_ID)
147 wlcore_event_time_sync(wl,
148 mbox->time_sync_tsf_high_msb,
149 mbox->time_sync_tsf_high_lsb,
150 mbox->time_sync_tsf_low_msb,
151 mbox->time_sync_tsf_low_lsb);
152
153 if (vector & RADAR_DETECTED_EVENT_ID) {
154 wl1271_info("radar event: channel %d type %s",
155 mbox->radar_channel,
156 wl18xx_radar_type_decode(mbox->radar_type));
157
158 if (!wl->radar_debug_mode)
159 ieee80211_radar_detected(wl->hw);
160 }
161
162 if (vector & PERIODIC_SCAN_REPORT_EVENT_ID) {
163 wl1271_debug(DEBUG_EVENT,
164 "PERIODIC_SCAN_REPORT_EVENT (results %d)",
165 mbox->number_of_sched_scan_results);
166
167 wlcore_scan_sched_scan_results(wl);
168 }
169
170 if (vector & PERIODIC_SCAN_COMPLETE_EVENT_ID)
171 wlcore_event_sched_scan_completed(wl, 1);
172
173 if (vector & RSSI_SNR_TRIGGER_0_EVENT_ID)
174 wlcore_event_rssi_trigger(wl, mbox->rssi_snr_trigger_metric);
175
176 if (vector & BA_SESSION_RX_CONSTRAINT_EVENT_ID)
177 wlcore_event_ba_rx_constraint(wl,
178 le16_to_cpu(mbox->rx_ba_role_id_bitmap),
179 le16_to_cpu(mbox->rx_ba_allowed_bitmap));
180
181 if (vector & BSS_LOSS_EVENT_ID)
182 wlcore_event_beacon_loss(wl,
183 le16_to_cpu(mbox->bss_loss_bitmap));
184
185 if (vector & CHANNEL_SWITCH_COMPLETE_EVENT_ID)
186 wlcore_event_channel_switch(wl,
187 le16_to_cpu(mbox->channel_switch_role_id_bitmap),
188 true);
189
190 if (vector & DUMMY_PACKET_EVENT_ID)
191 wlcore_event_dummy_packet(wl);
192
193
194
195
196
197 if (vector & MAX_TX_FAILURE_EVENT_ID)
198 wlcore_event_max_tx_failure(wl,
199 le16_to_cpu(mbox->tx_retry_exceeded_bitmap));
200
201 if (vector & INACTIVE_STA_EVENT_ID)
202 wlcore_event_inactive_sta(wl,
203 le16_to_cpu(mbox->inactive_sta_bitmap));
204
205 if (vector & REMAIN_ON_CHANNEL_COMPLETE_EVENT_ID)
206 wlcore_event_roc_complete(wl);
207
208 if (vector & SMART_CONFIG_SYNC_EVENT_ID)
209 wlcore_smart_config_sync_event(wl, mbox->sc_sync_channel,
210 mbox->sc_sync_band);
211
212 if (vector & SMART_CONFIG_DECODE_EVENT_ID)
213 wlcore_smart_config_decode_event(wl,
214 mbox->sc_ssid_len,
215 mbox->sc_ssid,
216 mbox->sc_pwd_len,
217 mbox->sc_pwd);
218 if (vector & FW_LOGGER_INDICATION)
219 wlcore_event_fw_logger(wl);
220
221 if (vector & RX_BA_WIN_SIZE_CHANGE_EVENT_ID) {
222 struct wl12xx_vif *wlvif;
223 struct ieee80211_vif *vif;
224 struct ieee80211_sta *sta;
225 u8 link_id = mbox->rx_ba_link_id;
226 u8 win_size = mbox->rx_ba_win_size;
227 const u8 *addr;
228
229 wlvif = wl->links[link_id].wlvif;
230 vif = wl12xx_wlvif_to_vif(wlvif);
231
232
233
234
235 if (wlvif->bss_type != BSS_TYPE_AP_BSS)
236 addr = vif->bss_conf.bssid;
237 else
238 addr = wl->links[link_id].addr;
239
240 sta = ieee80211_find_sta(vif, addr);
241 if (sta) {
242 sta->max_rx_aggregation_subframes = win_size;
243 ieee80211_stop_rx_ba_session(vif,
244 wl->links[link_id].ba_bitmap,
245 addr);
246 }
247 }
248
249 return 0;
250}
251