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
15struct 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 */
25enum
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
34struct 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
97struct 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
105int wl18xx_scan_start(struct wl1271 *wl, struct wl12xx_vif *wlvif,
106		      struct cfg80211_scan_request *req);
107int wl18xx_scan_stop(struct wl1271 *wl, struct wl12xx_vif *wlvif);
108void wl18xx_scan_completed(struct wl1271 *wl, struct wl12xx_vif *wlvif);
109int wl18xx_sched_scan_start(struct wl1271 *wl, struct wl12xx_vif *wlvif,
110			    struct cfg80211_sched_scan_request *req,
111			    struct ieee80211_scan_ies *ies);
112void wl18xx_scan_sched_scan_stop(struct wl1271 *wl, struct wl12xx_vif *wlvif);
113#endif
114