1 /*
2  * This file is part of wl12xx
3  *
4  * Copyright (C) 2012 Texas Instruments. All rights reserved.
5  *
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.
9  *
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.
14  *
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
18  * 02110-1301 USA
19  *
20  */
21 
22 #include "event.h"
23 #include "scan.h"
24 #include "../wlcore/cmd.h"
25 #include "../wlcore/debug.h"
26 
27 int wl18xx_wait_for_event(struct wl1271 *wl, enum wlcore_wait_event event,
28 			  bool *timeout)
29 {
30 	u32 local_event;
31 
32 	switch (event) {
33 	case WLCORE_EVENT_PEER_REMOVE_COMPLETE:
34 		local_event = PEER_REMOVE_COMPLETE_EVENT_ID;
35 		break;
36 
37 	case WLCORE_EVENT_DFS_CONFIG_COMPLETE:
38 		local_event = DFS_CHANNELS_CONFIG_COMPLETE_EVENT;
39 		break;
40 
41 	default:
42 		/* event not implemented */
43 		return 0;
44 	}
45 	return wlcore_cmd_wait_for_event_or_timeout(wl, local_event, timeout);
46 }
47 
48 int wl18xx_process_mailbox_events(struct wl1271 *wl)
49 {
50 	struct wl18xx_event_mailbox *mbox = wl->mbox;
51 	u32 vector;
52 
53 	vector = le32_to_cpu(mbox->events_vector);
54 	wl1271_debug(DEBUG_EVENT, "MBOX vector: 0x%x", vector);
55 
56 	if (vector & SCAN_COMPLETE_EVENT_ID) {
57 		wl1271_debug(DEBUG_EVENT, "scan results: %d",
58 			     mbox->number_of_scan_results);
59 
60 		if (wl->scan_wlvif)
61 			wl18xx_scan_completed(wl, wl->scan_wlvif);
62 	}
63 
64 	if (vector & PERIODIC_SCAN_REPORT_EVENT_ID) {
65 		wl1271_debug(DEBUG_EVENT,
66 			     "PERIODIC_SCAN_REPORT_EVENT (results %d)",
67 			     mbox->number_of_sched_scan_results);
68 
69 		wlcore_scan_sched_scan_results(wl);
70 	}
71 
72 	if (vector & PERIODIC_SCAN_COMPLETE_EVENT_ID)
73 		wlcore_event_sched_scan_completed(wl, 1);
74 
75 	if (vector & RSSI_SNR_TRIGGER_0_EVENT_ID)
76 		wlcore_event_rssi_trigger(wl, mbox->rssi_snr_trigger_metric);
77 
78 	if (vector & BA_SESSION_RX_CONSTRAINT_EVENT_ID)
79 		wlcore_event_ba_rx_constraint(wl,
80 				le16_to_cpu(mbox->rx_ba_role_id_bitmap),
81 				le16_to_cpu(mbox->rx_ba_allowed_bitmap));
82 
83 	if (vector & BSS_LOSS_EVENT_ID)
84 		wlcore_event_beacon_loss(wl,
85 					 le16_to_cpu(mbox->bss_loss_bitmap));
86 
87 	if (vector & CHANNEL_SWITCH_COMPLETE_EVENT_ID)
88 		wlcore_event_channel_switch(wl,
89 			le16_to_cpu(mbox->channel_switch_role_id_bitmap),
90 			true);
91 
92 	if (vector & DUMMY_PACKET_EVENT_ID)
93 		wlcore_event_dummy_packet(wl);
94 
95 	/*
96 	 * "TX retries exceeded" has a different meaning according to mode.
97 	 * In AP mode the offending station is disconnected.
98 	 */
99 	if (vector & MAX_TX_FAILURE_EVENT_ID)
100 		wlcore_event_max_tx_failure(wl,
101 				le32_to_cpu(mbox->tx_retry_exceeded_bitmap));
102 
103 	if (vector & INACTIVE_STA_EVENT_ID)
104 		wlcore_event_inactive_sta(wl,
105 				le32_to_cpu(mbox->inactive_sta_bitmap));
106 
107 	if (vector & REMAIN_ON_CHANNEL_COMPLETE_EVENT_ID)
108 		wlcore_event_roc_complete(wl);
109 
110 	return 0;
111 }
112