1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 /* 3 * This file is part of wl18xx 4 * 5 * Copyright (C) 2012 Texas Instruments. All rights reserved. 6 */ 7 8 #ifndef __WL18XX_SCAN_H__ 9 #define __WL18XX_SCAN_H__ 10 11 #include "../wlcore/wlcore.h" 12 #include "../wlcore/cmd.h" 13 #include "../wlcore/scan.h" 14 15 struct tracking_ch_params { 16 struct conn_scan_ch_params channel; 17 18 __le32 bssid_lsb; 19 __le16 bssid_msb; 20 21 u8 padding[2]; 22 } __packed; 23 24 /* probe request rate */ 25 enum 26 { 27 WL18XX_SCAN_RATE_1 = 0, 28 WL18XX_SCAN_RATE_5_5 = 1, 29 WL18XX_SCAN_RATE_6 = 2, 30 }; 31 32 #define WL18XX_MAX_CHANNELS_5GHZ 32 33 34 struct wl18xx_cmd_scan_params { 35 struct wl1271_cmd_header header; 36 37 u8 role_id; 38 u8 scan_type; 39 40 s8 rssi_threshold; /* for filtering (in dBm) */ 41 s8 snr_threshold; /* for filtering (in dB) */ 42 43 u8 bss_type; /* for filtering */ 44 u8 ssid_from_list; /* use ssid from configured ssid list */ 45 u8 filter; /* forward only results with matching ssids */ 46 47 /* 48 * add broadcast ssid in addition to the configured ssids. 49 * the driver should add dummy entry for it (?). 50 */ 51 u8 add_broadcast; 52 53 u8 urgency; 54 u8 protect; /* ??? */ 55 u8 n_probe_reqs; /* Number of probes requests per channel */ 56 u8 terminate_after; /* early terminate scan operation */ 57 58 u8 passive[SCAN_MAX_BANDS]; /* number of passive scan channels */ 59 u8 active[SCAN_MAX_BANDS]; /* number of active scan channels */ 60 u8 dfs; /* number of dfs channels in 5ghz */ 61 u8 passive_active; /* number of passive before active channels 2.4ghz */ 62 63 __le16 short_cycles_msec; 64 __le16 long_cycles_msec; 65 u8 short_cycles_count; 66 u8 total_cycles; /* 0 - infinite */ 67 u8 padding[2]; 68 69 union { 70 struct { 71 struct conn_scan_ch_params channels_2[MAX_CHANNELS_2GHZ]; 72 struct conn_scan_ch_params channels_5[WL18XX_MAX_CHANNELS_5GHZ]; 73 struct conn_scan_ch_params channels_4[MAX_CHANNELS_4GHZ]; 74 }; 75 struct tracking_ch_params channels_tracking[WL1271_SCAN_MAX_CHANNELS]; 76 } ; 77 78 u8 ssid[IEEE80211_MAX_SSID_LEN]; 79 u8 ssid_len; /* For SCAN_SSID_FILTER_SPECIFIC */ 80 u8 tag; 81 u8 rate; 82 83 /* send SCAN_REPORT_EVENT in periodic scans after each cycle 84 * if number of results >= report_threshold. Must be 0 for 85 * non periodic scans 86 */ 87 u8 report_threshold; 88 89 /* Should periodic scan stop after a report event was created. 90 * Must be 0 for non periodic scans. 91 */ 92 u8 terminate_on_report; 93 94 u8 padding1[3]; 95 } __packed; 96 97 struct wl18xx_cmd_scan_stop { 98 struct wl1271_cmd_header header; 99 100 u8 role_id; 101 u8 scan_type; 102 u8 padding[2]; 103 } __packed; 104 105 int wl18xx_scan_start(struct wl1271 *wl, struct wl12xx_vif *wlvif, 106 struct cfg80211_scan_request *req); 107 int wl18xx_scan_stop(struct wl1271 *wl, struct wl12xx_vif *wlvif); 108 void wl18xx_scan_completed(struct wl1271 *wl, struct wl12xx_vif *wlvif); 109 int wl18xx_sched_scan_start(struct wl1271 *wl, struct wl12xx_vif *wlvif, 110 struct cfg80211_sched_scan_request *req, 111 struct ieee80211_scan_ies *ies); 112 void wl18xx_scan_sched_scan_stop(struct wl1271 *wl, struct wl12xx_vif *wlvif); 113 #endif 114