drivers/net/wireless/ath/ath9k/dfs.h

   1 /*
   2  * Copyright (c) 2008-2011 Atheros Communications Inc.
   3  * Copyright (c) 2011 Neratec Solutions AG
   4  *
   5  * Permission to use, copy, modify, and/or distribute this software for any
   6  * purpose with or without fee is hereby granted, provided that the above
   7  * copyright notice and this permission notice appear in all copies.
   8  *
   9  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
  10  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  11  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
  12  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  13  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  14  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  15  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  16  */
  17
  18 #ifndef ATH9K_DFS_H
  19 #define ATH9K_DFS_H
  20 #include "dfs_pattern_detector.h"
  21
  22 #if defined(CONFIG_ATH9K_DFS_CERTIFIED)
  23 /**
  24  * ath9k_dfs_process_phyerr - process radar PHY error
  25  * @sc: ath_softc
  26  * @data: RX payload data
  27  * @rs: RX status after processing descriptor
  28  * @mactime: receive time
  29  *
  30  * This function is called whenever the HW DFS module detects a radar
  31  * pulse and reports it as a PHY error.
  32  *
  33  * The radar information provided as raw payload data is validated and
  34  * filtered for false pulses. Events passing all tests are forwarded to
  35  * the DFS detector for pattern detection.
  36  */
  37 void ath9k_dfs_process_phyerr(struct ath_softc *sc, void *data,
  38                               struct ath_rx_status *rs, u64 mactime);
  39 #else
  40 static inline void
  41 ath9k_dfs_process_phyerr(struct ath_softc *sc, void *data,
  42                          struct ath_rx_status *rs, u64 mactime) { }
  43 #endif
  44
  45 #endif /* ATH9K_DFS_H */