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62 lines
2.0 KiB
62 lines
2.0 KiB
/*
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* Copyright (c) 2009 Atheros Communications Inc.
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#ifndef BTCOEX_H
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#define BTCOEX_H
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#include "hw.h"
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#define ATH_WLANACTIVE_GPIO 5
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#define ATH_BTACTIVE_GPIO 6
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#define ATH_BTPRIORITY_GPIO 7
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#define ATH_BTCOEX_DEF_BT_PERIOD 45
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#define ATH_BTCOEX_DEF_DUTY_CYCLE 55
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#define ATH_BTCOEX_BTSCAN_DUTY_CYCLE 90
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#define ATH_BTCOEX_BMISS_THRESH 50
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#define ATH_BT_PRIORITY_TIME_THRESHOLD 1000 /* ms */
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#define ATH_BT_CNT_THRESHOLD 3
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#define ATH_BT_CNT_SCAN_THRESHOLD 15
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enum ath_btcoex_scheme {
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ATH_BTCOEX_CFG_NONE,
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ATH_BTCOEX_CFG_2WIRE,
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ATH_BTCOEX_CFG_3WIRE,
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};
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struct ath_btcoex_hw {
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enum ath_btcoex_scheme scheme;
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bool enabled;
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u8 wlanactive_gpio;
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u8 btactive_gpio;
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u8 btpriority_gpio;
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u32 bt_coex_mode; /* Register setting for AR_BT_COEX_MODE */
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u32 bt_coex_weights; /* Register setting for AR_BT_COEX_WEIGHT */
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u32 bt_coex_mode2; /* Register setting for AR_BT_COEX_MODE2 */
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};
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bool ath9k_hw_btcoex_supported(struct ath_hw *ah);
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void ath9k_hw_btcoex_init_2wire(struct ath_hw *ah);
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void ath9k_hw_btcoex_init_3wire(struct ath_hw *ah);
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void ath9k_hw_init_btcoex_hw(struct ath_hw *ah, int qnum);
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void ath9k_hw_btcoex_set_weight(struct ath_hw *ah,
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u32 bt_weight,
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u32 wlan_weight);
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void ath9k_hw_btcoex_enable(struct ath_hw *ah);
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void ath9k_hw_btcoex_disable(struct ath_hw *ah);
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#endif
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