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  * SCAN_V2: Version 2 scan params
34  */
35 #define BRCMF_FEAT_LIST \
36 	BRCMF_FEAT_DEF(MBSS) \
37 	BRCMF_FEAT_DEF(MCHAN) \
38 	BRCMF_FEAT_DEF(PNO) \
39 	BRCMF_FEAT_DEF(WOWL) \
40 	BRCMF_FEAT_DEF(P2P) \
41 	BRCMF_FEAT_DEF(RSDB) \
42 	BRCMF_FEAT_DEF(TDLS) \
43 	BRCMF_FEAT_DEF(SCAN_RANDOM_MAC) \
44 	BRCMF_FEAT_DEF(WOWL_ND) \
45 	BRCMF_FEAT_DEF(WOWL_GTK) \
46 	BRCMF_FEAT_DEF(WOWL_ARP_ND) \
47 	BRCMF_FEAT_DEF(MFP) \
48 	BRCMF_FEAT_DEF(GSCAN) \
49 	BRCMF_FEAT_DEF(FWSUP) \
50 	BRCMF_FEAT_DEF(MONITOR) \
51 	BRCMF_FEAT_DEF(MONITOR_FLAG) \
52 	BRCMF_FEAT_DEF(MONITOR_FMT_RADIOTAP) \
53 	BRCMF_FEAT_DEF(MONITOR_FMT_HW_RX_HDR) \
54 	BRCMF_FEAT_DEF(DOT11H) \
55 	BRCMF_FEAT_DEF(SAE) \
56 	BRCMF_FEAT_DEF(FWAUTH) \
57 	BRCMF_FEAT_DEF(DUMP_OBSS) \
58 	BRCMF_FEAT_DEF(SCAN_V2) \
59 	BRCMF_FEAT_DEF(PMKID_V2) \
60 	BRCMF_FEAT_DEF(PMKID_V3)
61 
62 /*
63  * Quirks:
64  *
65  * AUTO_AUTH: workaround needed for automatic authentication type.
66  * NEED_MPC: driver needs to disable MPC during scanning operation.
67  */
68 #define BRCMF_QUIRK_LIST \
69 	BRCMF_QUIRK_DEF(AUTO_AUTH) \
70 	BRCMF_QUIRK_DEF(NEED_MPC)
71 
72 #define BRCMF_FEAT_DEF(_f) \
73 	BRCMF_FEAT_ ## _f,
74 /*
75  * expand feature list to enumeration.
76  */
77 enum brcmf_feat_id {
78 	BRCMF_FEAT_LIST
79 	BRCMF_FEAT_LAST
80 };
81 #undef BRCMF_FEAT_DEF
82 
83 #define BRCMF_QUIRK_DEF(_q) \
84 	BRCMF_FEAT_QUIRK_ ## _q,
85 /*
86  * expand quirk list to enumeration.
87  */
88 enum brcmf_feat_quirk {
89 	BRCMF_QUIRK_LIST
90 	BRCMF_FEAT_QUIRK_LAST
91 };
92 #undef BRCMF_QUIRK_DEF
93 
94 /**
95  * brcmf_feat_attach() - determine features and quirks.
96  *
97  * @drvr: driver instance.
98  */
99 void brcmf_feat_attach(struct brcmf_pub *drvr);
100 
101 /**
102  * brcmf_feat_debugfs_create() - create debugfs entries.
103  *
104  * @drvr: driver instance.
105  */
106 void brcmf_feat_debugfs_create(struct brcmf_pub *drvr);
107 
108 /**
109  * brcmf_feat_is_enabled() - query feature.
110  *
111  * @ifp: interface instance.
112  * @id: feature id to check.
113  *
114  * Return: true is feature is enabled; otherwise false.
115  */
116 bool brcmf_feat_is_enabled(struct brcmf_if *ifp, enum brcmf_feat_id id);
117 
118 /**
119  * brcmf_feat_is_quirk_enabled() - query chip quirk.
120  *
121  * @ifp: interface instance.
122  * @quirk: quirk id to check.
123  *
124  * Return: true is quirk is enabled; otherwise false.
125  */
126 bool brcmf_feat_is_quirk_enabled(struct brcmf_if *ifp,
127 				 enum brcmf_feat_quirk quirk);
128 
129 #endif /* _BRCMF_FEATURE_H */
130