1 // SPDX-License-Identifier: ISC
2 /*
3  * Copyright (c) 2014 Broadcom Corporation
4  */
5 #ifndef _BRCMF_FEATURE_H
6 #define _BRCMF_FEATURE_H
7 
8 /*
9  * Features:
10  *
11  * MBSS: multiple BSSID support (eg. guest network in AP mode).
12  * MCHAN: multi-channel for concurrent P2P.
13  * PNO: preferred network offload.
14  * WOWL: Wake-On-WLAN.
15  * P2P: peer-to-peer
16  * RSDB: Real Simultaneous Dual Band
17  * TDLS: Tunneled Direct Link Setup
18  * SCAN_RANDOM_MAC: Random MAC during (net detect) scheduled scan.
19  * WOWL_ND: WOWL net detect (PNO)
20  * WOWL_GTK: (WOWL) GTK rekeying offload
21  * WOWL_ARP_ND: ARP and Neighbor Discovery offload support during WOWL.
22  * MFP: 802.11w Management Frame Protection.
23  * GSCAN: enhanced scan offload feature.
24  * FWSUP: Firmware supplicant.
25  * MONITOR: firmware can pass monitor packets to host.
26  * MONITOR_FLAG: firmware flags monitor packets.
27  * MONITOR_FMT_RADIOTAP: firmware provides monitor packets with radiotap header
28  * MONITOR_FMT_HW_RX_HDR: firmware provides monitor packets with hw/ucode header
29  * DOT11H: firmware supports 802.11h
30  * SAE: simultaneous authentication of equals
31  * FWAUTH: Firmware authenticator
32  * DUMP_OBSS: Firmware has capable to dump obss info to support ACS
33  */
34 #define BRCMF_FEAT_LIST \
35 	BRCMF_FEAT_DEF(MBSS) \
36 	BRCMF_FEAT_DEF(MCHAN) \
37 	BRCMF_FEAT_DEF(PNO) \
38 	BRCMF_FEAT_DEF(WOWL) \
39 	BRCMF_FEAT_DEF(P2P) \
40 	BRCMF_FEAT_DEF(RSDB) \
41 	BRCMF_FEAT_DEF(TDLS) \
42 	BRCMF_FEAT_DEF(SCAN_RANDOM_MAC) \
43 	BRCMF_FEAT_DEF(WOWL_ND) \
44 	BRCMF_FEAT_DEF(WOWL_GTK) \
45 	BRCMF_FEAT_DEF(WOWL_ARP_ND) \
46 	BRCMF_FEAT_DEF(MFP) \
47 	BRCMF_FEAT_DEF(GSCAN) \
48 	BRCMF_FEAT_DEF(FWSUP) \
49 	BRCMF_FEAT_DEF(MONITOR) \
50 	BRCMF_FEAT_DEF(MONITOR_FLAG) \
51 	BRCMF_FEAT_DEF(MONITOR_FMT_RADIOTAP) \
52 	BRCMF_FEAT_DEF(MONITOR_FMT_HW_RX_HDR) \
53 	BRCMF_FEAT_DEF(DOT11H) \
54 	BRCMF_FEAT_DEF(SAE) \
55 	BRCMF_FEAT_DEF(FWAUTH) \
56 	BRCMF_FEAT_DEF(DUMP_OBSS)
57 
58 /*
59  * Quirks:
60  *
61  * AUTO_AUTH: workaround needed for automatic authentication type.
62  * NEED_MPC: driver needs to disable MPC during scanning operation.
63  */
64 #define BRCMF_QUIRK_LIST \
65 	BRCMF_QUIRK_DEF(AUTO_AUTH) \
66 	BRCMF_QUIRK_DEF(NEED_MPC)
67 
68 #define BRCMF_FEAT_DEF(_f) \
69 	BRCMF_FEAT_ ## _f,
70 /*
71  * expand feature list to enumeration.
72  */
73 enum brcmf_feat_id {
74 	BRCMF_FEAT_LIST
75 	BRCMF_FEAT_LAST
76 };
77 #undef BRCMF_FEAT_DEF
78 
79 #define BRCMF_QUIRK_DEF(_q) \
80 	BRCMF_FEAT_QUIRK_ ## _q,
81 /*
82  * expand quirk list to enumeration.
83  */
84 enum brcmf_feat_quirk {
85 	BRCMF_QUIRK_LIST
86 	BRCMF_FEAT_QUIRK_LAST
87 };
88 #undef BRCMF_QUIRK_DEF
89 
90 /**
91  * brcmf_feat_attach() - determine features and quirks.
92  *
93  * @drvr: driver instance.
94  */
95 void brcmf_feat_attach(struct brcmf_pub *drvr);
96 
97 /**
98  * brcmf_feat_debugfs_create() - create debugfs entries.
99  *
100  * @drvr: driver instance.
101  */
102 void brcmf_feat_debugfs_create(struct brcmf_pub *drvr);
103 
104 /**
105  * brcmf_feat_is_enabled() - query feature.
106  *
107  * @ifp: interface instance.
108  * @id: feature id to check.
109  *
110  * Return: true is feature is enabled; otherwise false.
111  */
112 bool brcmf_feat_is_enabled(struct brcmf_if *ifp, enum brcmf_feat_id id);
113 
114 /**
115  * brcmf_feat_is_quirk_enabled() - query chip quirk.
116  *
117  * @ifp: interface instance.
118  * @quirk: quirk id to check.
119  *
120  * Return: true is quirk is enabled; otherwise false.
121  */
122 bool brcmf_feat_is_quirk_enabled(struct brcmf_if *ifp,
123 				 enum brcmf_feat_quirk quirk);
124 
125 #endif /* _BRCMF_FEATURE_H */
126