drivers/net/wireless/broadcom/brcm80211/brcmfmac/feature.h

   1 /*
   2  * Copyright (c) 2014 Broadcom Corporation
   3  *
   4  * Permission to use, copy, modify, and/or distribute this software for any
   5  * purpose with or without fee is hereby granted, provided that the above
   6  * copyright notice and this permission notice appear in all copies.
   7  *
   8  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
   9  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  10  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
  11  * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  12  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
  13  * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
  14  * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  15  */
  16 #ifndef _BRCMF_FEATURE_H
  17 #define _BRCMF_FEATURE_H
  18
  19 /*
  20  * Features:
  21  *
  22  * MBSS: multiple BSSID support (eg. guest network in AP mode).
  23  * MCHAN: multi-channel for concurrent P2P.
  24  * PNO: preferred network offload.
  25  * WOWL: Wake-On-WLAN.
  26  * P2P: peer-to-peer
  27  * RSDB: Real Simultaneous Dual Band
  28  * TDLS: Tunneled Direct Link Setup
  29  * SCAN_RANDOM_MAC: Random MAC during (net detect) scheduled scan.
  30  * WOWL_ND: WOWL net detect (PNO)
  31  * WOWL_GTK: (WOWL) GTK rekeying offload
  32  * WOWL_ARP_ND: ARP and Neighbor Discovery offload support during WOWL.
  33  * MFP: 802.11w Management Frame Protection.
  34  * GSCAN: enhanced scan offload feature.
  35  * FWSUP: Firmware supplicant.
  36  */
  37 #define BRCMF_FEAT_LIST \
  38         BRCMF_FEAT_DEF(MBSS) \
  39         BRCMF_FEAT_DEF(MCHAN) \
  40         BRCMF_FEAT_DEF(PNO) \
  41         BRCMF_FEAT_DEF(WOWL) \
  42         BRCMF_FEAT_DEF(P2P) \
  43         BRCMF_FEAT_DEF(RSDB) \
  44         BRCMF_FEAT_DEF(TDLS) \
  45         BRCMF_FEAT_DEF(SCAN_RANDOM_MAC) \
  46         BRCMF_FEAT_DEF(WOWL_ND) \
  47         BRCMF_FEAT_DEF(WOWL_GTK) \
  48         BRCMF_FEAT_DEF(WOWL_ARP_ND) \
  49         BRCMF_FEAT_DEF(MFP) \
  50         BRCMF_FEAT_DEF(GSCAN) \
  51         BRCMF_FEAT_DEF(FWSUP)
  52
  53 /*
  54  * Quirks:
  55  *
  56  * AUTO_AUTH: workaround needed for automatic authentication type.
  57  * NEED_MPC: driver needs to disable MPC during scanning operation.
  58  */
  59 #define BRCMF_QUIRK_LIST \
  60         BRCMF_QUIRK_DEF(AUTO_AUTH) \
  61         BRCMF_QUIRK_DEF(NEED_MPC)
  62
  63 #define BRCMF_FEAT_DEF(_f) \
  64         BRCMF_FEAT_ ## _f,
  65 /*
  66  * expand feature list to enumeration.
  67  */
  68 enum brcmf_feat_id {
  69         BRCMF_FEAT_LIST
  70         BRCMF_FEAT_LAST
  71 };
  72 #undef BRCMF_FEAT_DEF
  73
  74 #define BRCMF_QUIRK_DEF(_q) \
  75         BRCMF_FEAT_QUIRK_ ## _q,
  76 /*
  77  * expand quirk list to enumeration.
  78  */
  79 enum brcmf_feat_quirk {
  80         BRCMF_QUIRK_LIST
  81         BRCMF_FEAT_QUIRK_LAST
  82 };
  83 #undef BRCMF_QUIRK_DEF
  84
  85 /**
  86  * brcmf_feat_attach() - determine features and quirks.
  87  *
  88  * @drvr: driver instance.
  89  */
  90 void brcmf_feat_attach(struct brcmf_pub *drvr);
  91
  92 /**
  93  * brcmf_feat_is_enabled() - query feature.
  94  *
  95  * @ifp: interface instance.
  96  * @id: feature id to check.
  97  *
  98  * Return: true is feature is enabled; otherwise false.
  99  */
 100 bool brcmf_feat_is_enabled(struct brcmf_if *ifp, enum brcmf_feat_id id);
 101
 102 /**
 103  * brcmf_feat_is_quirk_enabled() - query chip quirk.
 104  *
 105  * @ifp: interface instance.
 106  * @quirk: quirk id to check.
 107  *
 108  * Return: true is quirk is enabled; otherwise false.
 109  */
 110 bool brcmf_feat_is_quirk_enabled(struct brcmf_if *ifp,
 111                                  enum brcmf_feat_quirk quirk);
 112
 113 #endif /* _BRCMF_FEATURE_H */