text: // SPDX-License-Identifier: ISC
  /*
   * Copyright (c) 2014 Broadcom Corporation
   */
  #ifndef _BRCMF_FEATURE_H
  #define _BRCMF_FEATURE_H
  
  /*
   * Features:
   *
   * MBSS: multiple BSSID support (eg. guest network in AP mode).
   * MCHAN: multi-channel for concurrent P2P.
   * PNO: preferred network offload.
   * WOWL: Wake-On-WLAN.
   * P2P: peer-to-peer
   * RSDB: Real Simultaneous Dual Band
   * TDLS: Tunneled Direct Link Setup
   * SCAN_RANDOM_MAC: Random MAC during (net detect) scheduled scan.
   * WOWL_ND: WOWL net detect (PNO)
   * WOWL_GTK: (WOWL) GTK rekeying offload
   * WOWL_ARP_ND: ARP and Neighbor Discovery offload support during WOWL.
   * MFP: 802.11w Management Frame Protection.
   * GSCAN: enhanced scan offload feature.
   * FWSUP: Firmware supplicant.
   * MONITOR: firmware can pass monitor packets to host.
   * MONITOR_FLAG: firmware flags monitor packets.
   * MONITOR_FMT_RADIOTAP: firmware provides monitor packets with radiotap header
   * MONITOR_FMT_HW_RX_HDR: firmware provides monitor packets with hw/ucode header
   * DOT11H: firmware supports 802.11h
   * SAE: simultaneous authentication of equals
   */
  #define BRCMF_FEAT_LIST \
  	BRCMF_FEAT_DEF(MBSS) \
  	BRCMF_FEAT_DEF(MCHAN) \
  	BRCMF_FEAT_DEF(PNO) \
  	BRCMF_FEAT_DEF(WOWL) \
  	BRCMF_FEAT_DEF(P2P) \
  	BRCMF_FEAT_DEF(RSDB) \
  	BRCMF_FEAT_DEF(TDLS) \
  	BRCMF_FEAT_DEF(SCAN_RANDOM_MAC) \
  	BRCMF_FEAT_DEF(WOWL_ND) \
  	BRCMF_FEAT_DEF(WOWL_GTK) \
  	BRCMF_FEAT_DEF(WOWL_ARP_ND) \
  	BRCMF_FEAT_DEF(MFP) \
  	BRCMF_FEAT_DEF(GSCAN) \
  	BRCMF_FEAT_DEF(FWSUP) \
  	BRCMF_FEAT_DEF(MONITOR) \
  	BRCMF_FEAT_DEF(MONITOR_FLAG) \
  	BRCMF_FEAT_DEF(MONITOR_FMT_RADIOTAP) \
  	BRCMF_FEAT_DEF(MONITOR_FMT_HW_RX_HDR) \
  	BRCMF_FEAT_DEF(DOT11H) \
  	BRCMF_FEAT_DEF(SAE)
  
  /*
   * Quirks:
   *
   * AUTO_AUTH: workaround needed for automatic authentication type.
   * NEED_MPC: driver needs to disable MPC during scanning operation.
   */
  #define BRCMF_QUIRK_LIST \
  	BRCMF_QUIRK_DEF(AUTO_AUTH) \
  	BRCMF_QUIRK_DEF(NEED_MPC)
  
  #define BRCMF_FEAT_DEF(_f) \
  	BRCMF_FEAT_ ## _f,
  /*
   * expand feature list to enumeration.
   */
  enum brcmf_feat_id {
  	BRCMF_FEAT_LIST
  	BRCMF_FEAT_LAST
  };
  #undef BRCMF_FEAT_DEF
  
  #define BRCMF_QUIRK_DEF(_q) \
  	BRCMF_FEAT_QUIRK_ ## _q,
  /*
   * expand quirk list to enumeration.
   */
  enum brcmf_feat_quirk {
  	BRCMF_QUIRK_LIST
  	BRCMF_FEAT_QUIRK_LAST
  };
  #undef BRCMF_QUIRK_DEF
  
  /**
   * brcmf_feat_attach() - determine features and quirks.
   *
   * @drvr: driver instance.
   */
  void brcmf_feat_attach(struct brcmf_pub *drvr);
  
  /**
   * brcmf_feat_debugfs_create() - create debugfs entries.
   *
   * @drvr: driver instance.
   */
  void brcmf_feat_debugfs_create(struct brcmf_pub *drvr);
  
  /**
   * brcmf_feat_is_enabled() - query feature.
   *
   * @ifp: interface instance.
   * @id: feature id to check.
   *
   * Return: true is feature is enabled; otherwise false.
   */
  bool brcmf_feat_is_enabled(struct brcmf_if *ifp, enum brcmf_feat_id id);
  
  /**
   * brcmf_feat_is_quirk_enabled() - query chip quirk.
   *
   * @ifp: interface instance.
   * @quirk: quirk id to check.
   *
   * Return: true is quirk is enabled; otherwise false.
   */
  bool brcmf_feat_is_quirk_enabled(struct brcmf_if *ifp,
  				 enum brcmf_feat_quirk quirk);
  
  #endif /* _BRCMF_FEATURE_H */
  