if_ath_lna_div.h

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    1 /*-
    2  * Copyright (c) 2013 Adrian Chadd <adrian@FreeBSD.org>
    3  * All rights reserved.
    4  *
    5  * Redistribution and use in source and binary forms, with or without
    6  * modification, are permitted provided that the following conditions
    7  * are met:
    8  * 1. Redistributions of source code must retain the above copyright
    9  *    notice, this list of conditions and the following disclaimer,
   10  *    without modification.
   11  * 2. Redistributions in binary form must reproduce at minimum a disclaimer
   12  *    similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any
   13  *    redistribution must be conditioned upon including a substantially
   14  *    similar Disclaimer requirement for further binary redistribution.
   15  *
   16  * NO WARRANTY
   17  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
   18  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
   19  * LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY
   20  * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
   21  * THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY,
   22  * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
   23  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
   24  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
   25  * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
   26  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
   27  * THE POSSIBILITY OF SUCH DAMAGES.
   28  *
   29  * $FreeBSD: releng/11.2/sys/dev/ath/if_ath_lna_div.h 331722 2018-03-29 02:50:57Z eadler $
   30  */
   31 #ifndef __IF_ATH_LNA_DIV_H__
   32 #define __IF_ATH_LNA_DIV_H__
   33 
   34 #define ATH_ANT_RX_CURRENT_SHIFT                4
   35 #define ATH_ANT_RX_MAIN_SHIFT                   2
   36 #define ATH_ANT_RX_MASK                         0x3
   37 
   38 #define ATH_ANT_DIV_COMB_SHORT_SCAN_INTR        50
   39 #define ATH_ANT_DIV_COMB_SHORT_SCAN_PKTCOUNT    0x100
   40 #define ATH_ANT_DIV_COMB_MAX_PKTCOUNT           0x200
   41 #define ATH_ANT_DIV_COMB_INIT_COUNT             95
   42 #define ATH_ANT_DIV_COMB_MAX_COUNT              100
   43 #define ATH_ANT_DIV_COMB_ALT_ANT_RATIO          30
   44 #define ATH_ANT_DIV_COMB_ALT_ANT_RATIO2         20
   45 
   46 #define ATH_ANT_DIV_COMB_LNA1_LNA2_SWITCH_DELTA -1
   47 #define ATH_ANT_DIV_COMB_LNA1_DELTA_HI          -4
   48 #define ATH_ANT_DIV_COMB_LNA1_DELTA_MID         -2
   49 #define ATH_ANT_DIV_COMB_LNA1_DELTA_LOW         2
   50 
   51 struct if_ath_ant_comb_state {
   52         uint16_t count;
   53         uint16_t total_pkt_count;
   54         HAL_BOOL scan;
   55         HAL_BOOL scan_not_start;
   56         int main_total_rssi;
   57         int alt_total_rssi;
   58         int alt_recv_cnt;
   59         int main_recv_cnt;
   60         int rssi_lna1;
   61         int rssi_lna2;
   62         int rssi_add;
   63         int rssi_sub;
   64         int rssi_first;
   65         int rssi_second;
   66         int rssi_third;
   67         HAL_BOOL alt_good;
   68         int quick_scan_cnt;
   69         int main_conf;
   70         HAL_ANT_DIV_COMB_LNA_CONF first_quick_scan_conf;
   71         HAL_ANT_DIV_COMB_LNA_CONF second_quick_scan_conf;
   72         int first_bias;
   73         int second_bias;
   74         HAL_BOOL first_ratio;
   75         HAL_BOOL second_ratio;
   76         unsigned long scan_start_time;
   77         int lna1_lna2_delta;
   78 };
   79 
   80 extern  int ath_lna_div_attach(struct ath_softc *sc);
   81 extern  int ath_lna_div_detach(struct ath_softc *sc);
   82 extern  int ath_lna_div_ioctl(struct ath_softc *sc, struct ath_diag *ad);
   83 extern  int ath_lna_div_enable(struct ath_softc *sc,
   84             const struct ieee80211_channel *ch);
   85 
   86 extern  void ath_lna_rx_comb_scan(struct ath_softc *sc,
   87             struct ath_rx_status *rs, unsigned long ticks, int hz);
   88 
   89 #endif  /* __IF_ATH_LNA_DIV_H__ */

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FreeBSD/Linux Kernel Cross Reference sys/dev/ath/if_ath_lna_div.h

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sys/dev/ath/if_ath_lna_div.h