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/*-
* Copyright (c) 2013 Adrian Chadd <adrian@FreeBSD.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer,
* without modification.
* 2. Redistributions in binary form must reproduce at minimum a disclaimer
* similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any
* redistribution must be conditioned upon including a substantially
* similar Disclaimer requirement for further binary redistribution.
*
* NO WARRANTY
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY
* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
* THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY,
* OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
* IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGES.
*
* $FreeBSD$
*/
#ifndef __IF_ATH_LNA_DIV_H__
#define __IF_ATH_LNA_DIV_H__
#define ATH_ANT_RX_CURRENT_SHIFT 4
#define ATH_ANT_RX_MAIN_SHIFT 2
#define ATH_ANT_RX_MASK 0x3
#define ATH_ANT_DIV_COMB_SHORT_SCAN_INTR 50
#define ATH_ANT_DIV_COMB_SHORT_SCAN_PKTCOUNT 0x100
#define ATH_ANT_DIV_COMB_MAX_PKTCOUNT 0x200
#define ATH_ANT_DIV_COMB_INIT_COUNT 95
#define ATH_ANT_DIV_COMB_MAX_COUNT 100
#define ATH_ANT_DIV_COMB_ALT_ANT_RATIO 30
#define ATH_ANT_DIV_COMB_ALT_ANT_RATIO2 20
#define ATH_ANT_DIV_COMB_LNA1_LNA2_SWITCH_DELTA -1
#define ATH_ANT_DIV_COMB_LNA1_DELTA_HI -4
#define ATH_ANT_DIV_COMB_LNA1_DELTA_MID -2
#define ATH_ANT_DIV_COMB_LNA1_DELTA_LOW 2
struct if_ath_ant_comb_state {
uint16_t count;
uint16_t total_pkt_count;
HAL_BOOL scan;
HAL_BOOL scan_not_start;
int main_total_rssi;
int alt_total_rssi;
int alt_recv_cnt;
int main_recv_cnt;
int rssi_lna1;
int rssi_lna2;
int rssi_add;
int rssi_sub;
int rssi_first;
int rssi_second;
int rssi_third;
HAL_BOOL alt_good;
int quick_scan_cnt;
int main_conf;
HAL_ANT_DIV_COMB_LNA_CONF first_quick_scan_conf;
HAL_ANT_DIV_COMB_LNA_CONF second_quick_scan_conf;
int first_bias;
int second_bias;
HAL_BOOL first_ratio;
HAL_BOOL second_ratio;
unsigned long scan_start_time;
int lna1_lna2_delta;
};
extern int ath_lna_div_attach(struct ath_softc *sc);
extern int ath_lna_div_detach(struct ath_softc *sc);
extern int ath_lna_div_ioctl(struct ath_softc *sc, struct ath_diag *ad);
extern int ath_lna_div_enable(struct ath_softc *sc,
const struct ieee80211_channel *ch);
extern void ath_lna_rx_comb_scan(struct ath_softc *sc,
struct ath_rx_status *rs, unsigned long ticks, int hz);
#endif /* __IF_ATH_LNA_DIV_H__ */
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