1 /*
2  * Common hostapd/wpa_supplicant HW features
3  * Copyright (c) 2002-2013, Jouni Malinen <j@w1.fi>
4  * Copyright (c) 2015, Qualcomm Atheros, Inc.
5  *
6  * This software may be distributed under the terms of the BSD license.
7  * See README for more details.
8  */
9 
10 #ifndef HW_FEATURES_COMMON_H
11 #define HW_FEATURES_COMMON_H
12 
13 #include "drivers/driver.h"
14 
15 struct hostapd_channel_data * hw_get_channel_chan(struct hostapd_hw_modes *mode,
16 						  int chan, int *freq);
17 struct hostapd_channel_data *
18 hw_mode_get_channel(struct hostapd_hw_modes *mode, int freq, int *chan);
19 
20 struct hostapd_channel_data *
21 hw_get_channel_freq(enum hostapd_hw_mode mode, int freq, int *chan,
22 		    struct hostapd_hw_modes *hw_features, int num_hw_features);
23 
24 int hw_get_freq(struct hostapd_hw_modes *mode, int chan);
25 int hw_get_chan(enum hostapd_hw_mode mode, int freq,
26 		struct hostapd_hw_modes *hw_features, int num_hw_features);
27 
28 int allowed_ht40_channel_pair(enum hostapd_hw_mode mode,
29 			      struct hostapd_channel_data *p_chan,
30 			      struct hostapd_channel_data *s_chan);
31 void get_pri_sec_chan(struct wpa_scan_res *bss, int *pri_chan, int *sec_chan);
32 int check_40mhz_5g(struct wpa_scan_results *scan_res,
33 		   struct hostapd_channel_data *pri_chan,
34 		   struct hostapd_channel_data *sec_chan);
35 int check_bss_coex_40mhz(struct wpa_scan_res *bss, int pri_freq, int sec_freq);
36 int check_40mhz_2g4(struct hostapd_hw_modes *mode,
37 		    struct wpa_scan_results *scan_res, int pri_chan,
38 		    int sec_chan);
39 int hostapd_set_freq_params(struct hostapd_freq_params *data,
40 			    enum hostapd_hw_mode mode,
41 			    int freq, int channel, int edmg, u8 edmg_channel,
42 			    int ht_enabled,
43 			    int vht_enabled, int he_enabled,
44 			    int sec_channel_offset,
45 			    int oper_chwidth, int center_segment0,
46 			    int center_segment1, u32 vht_caps,
47 			    struct he_capabilities *he_caps);
48 void set_disable_ht40(struct ieee80211_ht_capabilities *htcaps,
49 		      int disabled);
50 int ieee80211ac_cap_check(u32 hw, u32 conf);
51 
52 u32 num_chan_to_bw(int num_chans);
53 int chan_bw_allowed(const struct hostapd_channel_data *chan, u32 bw,
54 		    int ht40_plus, int pri);
55 int chan_pri_allowed(const struct hostapd_channel_data *chan);
56 
57 #endif /* HW_FEATURES_COMMON_H */
58