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_FMT_RADIOTAP: firmware provides monitor packets with radiotap header
27  * MONITOR_FMT_HW_RX_HDR: firmware provides monitor packets with hw/ucode header
28  * DOT11H: firmware supports 802.11h
29  */
30 #define BRCMF_FEAT_LIST \
31 	BRCMF_FEAT_DEF(MBSS) \
32 	BRCMF_FEAT_DEF(MCHAN) \
33 	BRCMF_FEAT_DEF(PNO) \
34 	BRCMF_FEAT_DEF(WOWL) \
35 	BRCMF_FEAT_DEF(P2P) \
36 	BRCMF_FEAT_DEF(RSDB) \
37 	BRCMF_FEAT_DEF(TDLS) \
38 	BRCMF_FEAT_DEF(SCAN_RANDOM_MAC) \
39 	BRCMF_FEAT_DEF(WOWL_ND) \
40 	BRCMF_FEAT_DEF(WOWL_GTK) \
41 	BRCMF_FEAT_DEF(WOWL_ARP_ND) \
42 	BRCMF_FEAT_DEF(MFP) \
43 	BRCMF_FEAT_DEF(GSCAN) \
44 	BRCMF_FEAT_DEF(FWSUP) \
45 	BRCMF_FEAT_DEF(MONITOR) \
46 	BRCMF_FEAT_DEF(MONITOR_FMT_RADIOTAP) \
47 	BRCMF_FEAT_DEF(MONITOR_FMT_HW_RX_HDR) \
48 	BRCMF_FEAT_DEF(DOT11H)
49 
50 /*
51  * Quirks:
52  *
53  * AUTO_AUTH: workaround needed for automatic authentication type.
54  * NEED_MPC: driver needs to disable MPC during scanning operation.
55  */
56 #define BRCMF_QUIRK_LIST \
57 	BRCMF_QUIRK_DEF(AUTO_AUTH) \
58 	BRCMF_QUIRK_DEF(NEED_MPC)
59 
60 #define BRCMF_FEAT_DEF(_f) \
61 	BRCMF_FEAT_ ## _f,
62 /*
63  * expand feature list to enumeration.
64  */
65 enum brcmf_feat_id {
66 	BRCMF_FEAT_LIST
67 	BRCMF_FEAT_LAST
68 };
69 #undef BRCMF_FEAT_DEF
70 
71 #define BRCMF_QUIRK_DEF(_q) \
72 	BRCMF_FEAT_QUIRK_ ## _q,
73 /*
74  * expand quirk list to enumeration.
75  */
76 enum brcmf_feat_quirk {
77 	BRCMF_QUIRK_LIST
78 	BRCMF_FEAT_QUIRK_LAST
79 };
80 #undef BRCMF_QUIRK_DEF
81 
82 /**
83  * brcmf_feat_attach() - determine features and quirks.
84  *
85  * @drvr: driver instance.
86  */
87 void brcmf_feat_attach(struct brcmf_pub *drvr);
88 
89 /**
90  * brcmf_feat_debugfs_create() - create debugfs entries.
91  *
92  * @drvr: driver instance.
93  */
94 void brcmf_feat_debugfs_create(struct brcmf_pub *drvr);
95 
96 /**
97  * brcmf_feat_is_enabled() - query feature.
98  *
99  * @ifp: interface instance.
100  * @id: feature id to check.
101  *
102  * Return: true is feature is enabled; otherwise false.
103  */
104 bool brcmf_feat_is_enabled(struct brcmf_if *ifp, enum brcmf_feat_id id);
105 
106 /**
107  * brcmf_feat_is_quirk_enabled() - query chip quirk.
108  *
109  * @ifp: interface instance.
110  * @quirk: quirk id to check.
111  *
112  * Return: true is quirk is enabled; otherwise false.
113  */
114 bool brcmf_feat_is_quirk_enabled(struct brcmf_if *ifp,
115 				 enum brcmf_feat_quirk quirk);
116 
117 #endif /* _BRCMF_FEATURE_H */
118