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authorJonathan Herman <hermanjl@cs.unc.edu>2013-01-22 10:38:37 -0500
committerJonathan Herman <hermanjl@cs.unc.edu>2013-01-22 10:38:37 -0500
commitfcc9d2e5a6c89d22b8b773a64fb4ad21ac318446 (patch)
treea57612d1888735a2ec7972891b68c1ac5ec8faea /drivers/net/wireless/wl12xx/scan.h
parent8dea78da5cee153b8af9c07a2745f6c55057fe12 (diff)
Added missing tegra files.HEADmaster
Diffstat (limited to 'drivers/net/wireless/wl12xx/scan.h')
-rw-r--r--drivers/net/wireless/wl12xx/scan.h224
1 files changed, 224 insertions, 0 deletions
diff --git a/drivers/net/wireless/wl12xx/scan.h b/drivers/net/wireless/wl12xx/scan.h
new file mode 100644
index 00000000000..d882e4da71b
--- /dev/null
+++ b/drivers/net/wireless/wl12xx/scan.h
@@ -0,0 +1,224 @@
1/*
2 * This file is part of wl1271
3 *
4 * Copyright (C) 2009-2010 Nokia Corporation
5 *
6 * Contact: Luciano Coelho <luciano.coelho@nokia.com>
7 *
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License
10 * version 2 as published by the Free Software Foundation.
11 *
12 * This program is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
20 * 02110-1301 USA
21 *
22 */
23
24#ifndef __SCAN_H__
25#define __SCAN_H__
26
27#include "wl12xx.h"
28
29int wl1271_scan(struct wl1271 *wl, const u8 *ssid, size_t ssid_len,
30 struct cfg80211_scan_request *req);
31int wl1271_scan_stop(struct wl1271 *wl);
32int wl1271_scan_build_probe_req(struct wl1271 *wl,
33 const u8 *ssid, size_t ssid_len,
34 const u8 *ie, size_t ie_len, u8 band);
35void wl1271_scan_stm(struct wl1271 *wl);
36void wl1271_scan_complete_work(struct work_struct *work);
37int wl1271_scan_sched_scan_config(struct wl1271 *wl,
38 struct cfg80211_sched_scan_request *req,
39 struct ieee80211_sched_scan_ies *ies);
40int wl1271_scan_sched_scan_start(struct wl1271 *wl);
41void wl1271_scan_sched_scan_stop(struct wl1271 *wl);
42void wl1271_scan_sched_scan_results(struct wl1271 *wl);
43
44#define WL1271_SCAN_MAX_CHANNELS 24
45#define WL1271_SCAN_DEFAULT_TAG 1
46#define WL1271_SCAN_CURRENT_TX_PWR 0
47#define WL1271_SCAN_OPT_ACTIVE 0
48#define WL1271_SCAN_OPT_PASSIVE 1
49#define WL1271_SCAN_OPT_PRIORITY_HIGH 4
50#define WL1271_SCAN_BAND_2_4_GHZ 0
51#define WL1271_SCAN_BAND_5_GHZ 1
52
53#define WL1271_SCAN_TIMEOUT 10000 /* msec */
54
55enum {
56 WL1271_SCAN_STATE_IDLE,
57 WL1271_SCAN_STATE_2GHZ_ACTIVE,
58 WL1271_SCAN_STATE_2GHZ_PASSIVE,
59 WL1271_SCAN_STATE_5GHZ_ACTIVE,
60 WL1271_SCAN_STATE_5GHZ_PASSIVE,
61 WL1271_SCAN_STATE_DONE
62};
63
64struct basic_scan_params {
65 __le32 rx_config_options;
66 __le32 rx_filter_options;
67 /* Scan option flags (WL1271_SCAN_OPT_*) */
68 __le16 scan_options;
69 /* Number of scan channels in the list (maximum 30) */
70 u8 n_ch;
71 /* This field indicates the number of probe requests to send
72 per channel for an active scan */
73 u8 n_probe_reqs;
74 /* Rate bit field for sending the probes */
75 __le32 tx_rate;
76 u8 tid_trigger;
77 u8 ssid_len;
78 /* in order to align */
79 u8 padding1[2];
80 u8 ssid[IW_ESSID_MAX_SIZE];
81 /* Band to scan */
82 u8 band;
83 u8 use_ssid_list;
84 u8 scan_tag;
85 u8 padding2;
86} __packed;
87
88struct basic_scan_channel_params {
89 /* Duration in TU to wait for frames on a channel for active scan */
90 __le32 min_duration;
91 __le32 max_duration;
92 __le32 bssid_lsb;
93 __le16 bssid_msb;
94 u8 early_termination;
95 u8 tx_power_att;
96 u8 channel;
97 /* FW internal use only! */
98 u8 dfs_candidate;
99 u8 activity_detected;
100 u8 pad;
101} __packed;
102
103struct wl1271_cmd_scan {
104 struct wl1271_cmd_header header;
105
106 struct basic_scan_params params;
107 struct basic_scan_channel_params channels[WL1271_SCAN_MAX_CHANNELS];
108} __packed;
109
110struct wl1271_cmd_trigger_scan_to {
111 struct wl1271_cmd_header header;
112
113 __le32 timeout;
114} __packed;
115
116#define MAX_CHANNELS_2GHZ 14
117#define MAX_CHANNELS_5GHZ 23
118#define MAX_CHANNELS_4GHZ 4
119
120#define SCAN_MAX_CYCLE_INTERVALS 16
121#define SCAN_MAX_BANDS 3
122
123enum {
124 SCAN_SSID_FILTER_ANY = 0,
125 SCAN_SSID_FILTER_SPECIFIC = 1,
126 SCAN_SSID_FILTER_LIST = 2,
127 SCAN_SSID_FILTER_DISABLED = 3
128};
129
130enum {
131 SCAN_BSS_TYPE_INDEPENDENT,
132 SCAN_BSS_TYPE_INFRASTRUCTURE,
133 SCAN_BSS_TYPE_ANY,
134};
135
136#define SCAN_CHANNEL_FLAGS_DFS BIT(0)
137#define SCAN_CHANNEL_FLAGS_DFS_ENABLED BIT(1)
138
139struct conn_scan_ch_params {
140 __le16 min_duration;
141 __le16 max_duration;
142 __le16 passive_duration;
143
144 u8 channel;
145 u8 tx_power_att;
146
147 /* bit 0: DFS channel; bit 1: DFS enabled */
148 u8 flags;
149
150 u8 padding[3];
151} __packed;
152
153struct wl1271_cmd_sched_scan_config {
154 struct wl1271_cmd_header header;
155
156 __le32 intervals[SCAN_MAX_CYCLE_INTERVALS];
157
158 s8 rssi_threshold; /* for filtering (in dBm) */
159 s8 snr_threshold; /* for filtering (in dB) */
160
161 u8 cycles; /* maximum number of scan cycles */
162 u8 report_after; /* report when this number of results are received */
163 u8 terminate; /* stop scanning after reporting */
164
165 u8 tag;
166 u8 bss_type; /* for filtering */
167 u8 filter_type;
168
169 u8 ssid_len; /* For SCAN_SSID_FILTER_SPECIFIC */
170 u8 ssid[IW_ESSID_MAX_SIZE];
171
172 u8 n_probe_reqs; /* Number of probes requests per channel */
173
174 u8 passive[SCAN_MAX_BANDS];
175 u8 active[SCAN_MAX_BANDS];
176
177 u8 dfs;
178
179 u8 padding[3];
180
181 struct conn_scan_ch_params channels_2[MAX_CHANNELS_2GHZ];
182 struct conn_scan_ch_params channels_5[MAX_CHANNELS_5GHZ];
183 struct conn_scan_ch_params channels_4[MAX_CHANNELS_4GHZ];
184} __packed;
185
186
187#define SCHED_SCAN_MAX_SSIDS 8
188
189enum {
190 SCAN_SSID_TYPE_PUBLIC = 0,
191 SCAN_SSID_TYPE_HIDDEN = 1,
192};
193
194struct wl1271_ssid {
195 u8 type;
196 u8 len;
197 u8 ssid[IW_ESSID_MAX_SIZE];
198 /* u8 padding[2]; */
199} __packed;
200
201struct wl1271_cmd_sched_scan_ssid_list {
202 struct wl1271_cmd_header header;
203
204 u8 n_ssids;
205 struct wl1271_ssid ssids[SCHED_SCAN_MAX_SSIDS];
206 u8 padding[3];
207} __packed;
208
209struct wl1271_cmd_sched_scan_start {
210 struct wl1271_cmd_header header;
211
212 u8 tag;
213 u8 padding[3];
214} __packed;
215
216struct wl1271_cmd_sched_scan_stop {
217 struct wl1271_cmd_header header;
218
219 u8 tag;
220 u8 padding[3];
221} __packed;
222
223
224#endif /* __WL1271_SCAN_H__ */