0f0eebe793
* Add the LNA configuration table entries for AR933x/AR9485 * Add a chip-dependent LNA signal level delta in the startup path * Add a TODO list for the stuff I haven't yet ported over but I haven't. Tested: * AR9462 with LNA diversity enabled
90 lines
3.1 KiB
C
90 lines
3.1 KiB
C
/*-
|
|
* 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__ */
|