2013-06-12 14:52:57 +00:00
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/*-
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* Copyright (c) 2013 Adrian Chadd <adrian@FreeBSD.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer,
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* without modification.
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* 2. Redistributions in binary form must reproduce at minimum a disclaimer
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* similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any
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* redistribution must be conditioned upon including a substantially
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* similar Disclaimer requirement for further binary redistribution.
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*
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* NO WARRANTY
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY
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* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY,
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* OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
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* IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGES.
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*
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* $FreeBSD$
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*/
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#ifndef __IF_ATH_LNA_DIV_H__
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#define __IF_ATH_LNA_DIV_H__
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#define ATH_ANT_RX_CURRENT_SHIFT 4
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#define ATH_ANT_RX_MAIN_SHIFT 2
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#define ATH_ANT_RX_MASK 0x3
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#define ATH_ANT_DIV_COMB_SHORT_SCAN_INTR 50
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#define ATH_ANT_DIV_COMB_SHORT_SCAN_PKTCOUNT 0x100
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#define ATH_ANT_DIV_COMB_MAX_PKTCOUNT 0x200
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#define ATH_ANT_DIV_COMB_INIT_COUNT 95
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#define ATH_ANT_DIV_COMB_MAX_COUNT 100
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#define ATH_ANT_DIV_COMB_ALT_ANT_RATIO 30
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#define ATH_ANT_DIV_COMB_ALT_ANT_RATIO2 20
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#define ATH_ANT_DIV_COMB_LNA1_LNA2_SWITCH_DELTA -1
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#define ATH_ANT_DIV_COMB_LNA1_DELTA_HI -4
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#define ATH_ANT_DIV_COMB_LNA1_DELTA_MID -2
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#define ATH_ANT_DIV_COMB_LNA1_DELTA_LOW 2
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struct if_ath_ant_comb_state {
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uint16_t count;
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uint16_t total_pkt_count;
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HAL_BOOL scan;
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HAL_BOOL scan_not_start;
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int main_total_rssi;
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int alt_total_rssi;
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int alt_recv_cnt;
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int main_recv_cnt;
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int rssi_lna1;
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int rssi_lna2;
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int rssi_add;
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int rssi_sub;
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int rssi_first;
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int rssi_second;
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int rssi_third;
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HAL_BOOL alt_good;
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int quick_scan_cnt;
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int main_conf;
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HAL_ANT_DIV_COMB_LNA_CONF first_quick_scan_conf;
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HAL_ANT_DIV_COMB_LNA_CONF second_quick_scan_conf;
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int first_bias;
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int second_bias;
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HAL_BOOL first_ratio;
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HAL_BOOL second_ratio;
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unsigned long scan_start_time;
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2013-06-14 03:42:10 +00:00
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int lna1_lna2_delta;
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2013-06-12 14:52:57 +00:00
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};
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extern int ath_lna_div_attach(struct ath_softc *sc);
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extern int ath_lna_div_detach(struct ath_softc *sc);
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extern int ath_lna_div_ioctl(struct ath_softc *sc, struct ath_diag *ad);
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extern int ath_lna_div_enable(struct ath_softc *sc,
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const struct ieee80211_channel *ch);
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extern void ath_lna_rx_comb_scan(struct ath_softc *sc,
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struct ath_rx_status *rs, unsigned long ticks, int hz);
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#endif /* __IF_ATH_LNA_DIV_H__ */
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