projects / GitHub / mt8127 / android_kernel_alcatel_ttab.git / blame
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|---|---|---|
| 34dd2aaa LC |
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 __WL1271_SCAN_H__ | |
| 25 | #define __WL1271_SCAN_H__ | |
| 26 | ||
| 27 | #include "wl1271.h" | |
| 28 | ||
| 29 | int wl1271_scan(struct wl1271 *wl, const u8 *ssid, size_t ssid_len, | |
| 08688d6b | 30 | struct cfg80211_scan_request *req); |
| 34dd2aaa LC |
31 | int wl1271_scan_build_probe_req(struct wl1271 *wl, |
| 32 | const u8 *ssid, size_t ssid_len, | |
| 33 | const u8 *ie, size_t ie_len, u8 band); | |
| 08688d6b | 34 | void wl1271_scan_stm(struct wl1271 *wl); |
| 34dd2aaa LC |
35 | |
| 36 | #define WL1271_SCAN_MAX_CHANNELS 24 | |
| 37 | #define WL1271_SCAN_DEFAULT_TAG 1 | |
| 38 | #define WL1271_SCAN_CURRENT_TX_PWR 0 | |
| 39 | #define WL1271_SCAN_OPT_ACTIVE 0 | |
| 40 | #define WL1271_SCAN_OPT_PASSIVE 1 | |
| 41 | #define WL1271_SCAN_OPT_PRIORITY_HIGH 4 | |
| 42 | #define WL1271_SCAN_CHAN_MIN_DURATION 30000 /* TU */ | |
| 43 | #define WL1271_SCAN_CHAN_MAX_DURATION 60000 /* TU */ | |
| 44 | #define WL1271_SCAN_BAND_2_4_GHZ 0 | |
| 45 | #define WL1271_SCAN_BAND_5_GHZ 1 | |
| 08688d6b LC |
46 | #define WL1271_SCAN_PROBE_REQS 3 |
| 47 | ||
| 48 | enum { | |
| 49 | WL1271_SCAN_STATE_IDLE, | |
| 50 | WL1271_SCAN_STATE_2GHZ_ACTIVE, | |
| 51 | WL1271_SCAN_STATE_2GHZ_PASSIVE, | |
| 52 | WL1271_SCAN_STATE_5GHZ_ACTIVE, | |
| 53 | WL1271_SCAN_STATE_5GHZ_PASSIVE, | |
| 54 | WL1271_SCAN_STATE_DONE | |
| 55 | }; | |
| 34dd2aaa LC |
56 | |
| 57 | struct basic_scan_params { | |
| 58 | __le32 rx_config_options; | |
| 59 | __le32 rx_filter_options; | |
| 60 | /* Scan option flags (WL1271_SCAN_OPT_*) */ | |
| 61 | __le16 scan_options; | |
| 62 | /* Number of scan channels in the list (maximum 30) */ | |
| 08688d6b | 63 | u8 n_ch; |
| 34dd2aaa LC |
64 | /* This field indicates the number of probe requests to send |
| 65 | per channel for an active scan */ | |
| 08688d6b | 66 | u8 n_probe_reqs; |
| 34dd2aaa LC |
67 | /* Rate bit field for sending the probes */ |
| 68 | __le32 tx_rate; | |
| 69 | u8 tid_trigger; | |
| 70 | u8 ssid_len; | |
| 71 | /* in order to align */ | |
| 72 | u8 padding1[2]; | |
| 73 | u8 ssid[IW_ESSID_MAX_SIZE]; | |
| 74 | /* Band to scan */ | |
| 75 | u8 band; | |
| 76 | u8 use_ssid_list; | |
| 77 | u8 scan_tag; | |
| 78 | u8 padding2; | |
| 79 | } __attribute__ ((packed)); | |
| 80 | ||
| 81 | struct basic_scan_channel_params { | |
| 82 | /* Duration in TU to wait for frames on a channel for active scan */ | |
| 83 | __le32 min_duration; | |
| 84 | __le32 max_duration; | |
| 85 | __le32 bssid_lsb; | |
| 86 | __le16 bssid_msb; | |
| 87 | u8 early_termination; | |
| 88 | u8 tx_power_att; | |
| 89 | u8 channel; | |
| 90 | /* FW internal use only! */ | |
| 91 | u8 dfs_candidate; | |
| 92 | u8 activity_detected; | |
| 93 | u8 pad; | |
| 94 | } __attribute__ ((packed)); | |
| 95 | ||
| 96 | struct wl1271_cmd_scan { | |
| 97 | struct wl1271_cmd_header header; | |
| 98 | ||
| 99 | struct basic_scan_params params; | |
| 100 | struct basic_scan_channel_params channels[WL1271_SCAN_MAX_CHANNELS]; | |
| 101 | } __attribute__ ((packed)); | |
| 102 | ||
| 103 | struct wl1271_cmd_trigger_scan_to { | |
| 104 | struct wl1271_cmd_header header; | |
| 105 | ||
| 106 | __le32 timeout; | |
| 107 | } __attribute__ ((packed)); | |
| 108 | ||
| 109 | #endif /* __WL1271_SCAN_H__ */ |