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kernel/linux-rt-4.4.41/drivers/net/wireless/ath/ath10k/spectral.h 2.39 KB
5113f6f70   김현기   kernel add
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  /*
   * Copyright (c) 2013 Qualcomm Atheros, Inc.
   *
   * Permission to use, copy, modify, and/or distribute this software for any
   * purpose with or without fee is hereby granted, provided that the above
   * copyright notice and this permission notice appear in all copies.
   *
   * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
   * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
   * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
   * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
   * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
   * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
   * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
   */
  
  #ifndef SPECTRAL_H
  #define SPECTRAL_H
  
  #include "../spectral_common.h"
  
  /**
   * struct ath10k_spec_scan - parameters for Atheros spectral scan
   *
   * @count: number of scan results requested for manual mode
   * @fft_size: number of bins to be requested = 2^(fft_size - bin_scale)
   */
  struct ath10k_spec_scan {
  	u8 count;
  	u8 fft_size;
  };
  
  /* enum ath10k_spectral_mode:
   *
   * @SPECTRAL_DISABLED: spectral mode is disabled
   * @SPECTRAL_BACKGROUND: hardware sends samples when it is not busy with
   *	something else.
   * @SPECTRAL_MANUAL: spectral scan is enabled, triggering for samples
   *	is performed manually.
   */
  enum ath10k_spectral_mode {
  	SPECTRAL_DISABLED = 0,
  	SPECTRAL_BACKGROUND,
  	SPECTRAL_MANUAL,
  };
  
  #ifdef CONFIG_ATH10K_DEBUGFS
  
  int ath10k_spectral_process_fft(struct ath10k *ar,
  				struct wmi_phyerr_ev_arg *phyerr,
  				const struct phyerr_fft_report *fftr,
  				size_t bin_len, u64 tsf);
  int ath10k_spectral_start(struct ath10k *ar);
  int ath10k_spectral_vif_stop(struct ath10k_vif *arvif);
  int ath10k_spectral_create(struct ath10k *ar);
  void ath10k_spectral_destroy(struct ath10k *ar);
  
  #else
  
  static inline int
  ath10k_spectral_process_fft(struct ath10k *ar,
  			    struct wmi_phyerr_ev_arg *phyerr,
  			    const struct phyerr_fft_report *fftr,
  			    size_t bin_len, u64 tsf)
  {
  	return 0;
  }
  
  static inline int ath10k_spectral_start(struct ath10k *ar)
  {
  	return 0;
  }
  
  static inline int ath10k_spectral_vif_stop(struct ath10k_vif *arvif)
  {
  	return 0;
  }
  
  static inline int ath10k_spectral_create(struct ath10k *ar)
  {
  	return 0;
  }
  
  static inline void ath10k_spectral_destroy(struct ath10k *ar)
  {
  }
  
  #endif /* CONFIG_ATH10K_DEBUGFS */
  
  #endif /* SPECTRAL_H */