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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 | /* * This file is part of wl18xx * * Copyright (C) 2012 Texas Instruments. All rights reserved. * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * version 2 as published by the Free Software Foundation. * * This program is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA * 02110-1301 USA * */ #ifndef __WL18XX_SCAN_H__ #define __WL18XX_SCAN_H__ #include "../wlcore/wlcore.h" #include "../wlcore/cmd.h" #include "../wlcore/scan.h" struct tracking_ch_params { struct conn_scan_ch_params channel; __le32 bssid_lsb; __le16 bssid_msb; u8 padding[2]; } __packed; /* probe request rate */ enum { WL18XX_SCAN_RATE_1 = 0, WL18XX_SCAN_RATE_5_5 = 1, WL18XX_SCAN_RATE_6 = 2, }; #define WL18XX_MAX_CHANNELS_5GHZ 32 struct wl18xx_cmd_scan_params { struct wl1271_cmd_header header; u8 role_id; u8 scan_type; s8 rssi_threshold; /* for filtering (in dBm) */ s8 snr_threshold; /* for filtering (in dB) */ u8 bss_type; /* for filtering */ u8 ssid_from_list; /* use ssid from configured ssid list */ u8 filter; /* forward only results with matching ssids */ /* * add broadcast ssid in addition to the configured ssids. * the driver should add dummy entry for it (?). */ u8 add_broadcast; u8 urgency; u8 protect; /* ??? */ u8 n_probe_reqs; /* Number of probes requests per channel */ u8 terminate_after; /* early terminate scan operation */ u8 passive[SCAN_MAX_BANDS]; /* number of passive scan channels */ u8 active[SCAN_MAX_BANDS]; /* number of active scan channels */ u8 dfs; /* number of dfs channels in 5ghz */ u8 passive_active; /* number of passive before active channels 2.4ghz */ __le16 short_cycles_msec; __le16 long_cycles_msec; u8 short_cycles_count; u8 total_cycles; /* 0 - infinite */ u8 padding[2]; union { struct { struct conn_scan_ch_params channels_2[MAX_CHANNELS_2GHZ]; struct conn_scan_ch_params channels_5[WL18XX_MAX_CHANNELS_5GHZ]; struct conn_scan_ch_params channels_4[MAX_CHANNELS_4GHZ]; }; struct tracking_ch_params channels_tracking[WL1271_SCAN_MAX_CHANNELS]; } ; u8 ssid[IEEE80211_MAX_SSID_LEN]; u8 ssid_len; /* For SCAN_SSID_FILTER_SPECIFIC */ u8 tag; u8 rate; /* send SCAN_REPORT_EVENT in periodic scans after each cycle * if number of results >= report_threshold. Must be 0 for * non periodic scans */ u8 report_threshold; /* Should periodic scan stop after a report event was created. * Must be 0 for non periodic scans. */ u8 terminate_on_report; u8 padding1[3]; } __packed; struct wl18xx_cmd_scan_stop { struct wl1271_cmd_header header; u8 role_id; u8 scan_type; u8 padding[2]; } __packed; int wl18xx_scan_start(struct wl1271 *wl, struct wl12xx_vif *wlvif, struct cfg80211_scan_request *req); int wl18xx_scan_stop(struct wl1271 *wl, struct wl12xx_vif *wlvif); void wl18xx_scan_completed(struct wl1271 *wl, struct wl12xx_vif *wlvif); int wl18xx_sched_scan_start(struct wl1271 *wl, struct wl12xx_vif *wlvif, struct cfg80211_sched_scan_request *req, struct ieee80211_scan_ies *ies); void wl18xx_scan_sched_scan_stop(struct wl1271 *wl, struct wl12xx_vif *wlvif); #endif |